devkitPPC: add arm64 macOS patch

.gitignore

@@ -2,6 +2,7 @@ config.sh
 .devkitARM*
 .devkitPPC*
 .devkitA64*
+*.xz
 *.gz
 *.bz2
 *~

build-devkit.sh

@@ -1,8 +1,8 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #---------------------------------------------------------------------------------
-#	devkitARM release 53-1
+#	devkitARM release 57
-#	devkitPPC release 36
+#	devkitPPC release 40
-#	devkitA64 release 14
+#	devkitA64 release 18
 #---------------------------------------------------------------------------------
 
 if [ 0 -eq 1 ] ; then
@@ -27,10 +27,12 @@ echo
 
 
 
-DKARM_RULES_VER=1.0.0
+DKARM_RULES_VER=1.2.1
-DKARM_CRTLS_VER=1.0.0
+DKARM_CRTLS_VER=1.1.1
 
-DKPPC_RULES_VER=1.0.0
+DKPPC_RULES_VER=1.1.0
+
+DKA64_RULES_VER=1.0.1
 
 OSXMIN=${OSXMIN:-10.9}
 
@@ -56,13 +58,6 @@ if [ ! -z "$CROSSBUILD" ] ; then
 	fi
 fi
 
-#---------------------------------------------------------------------------------
-# Sane defaults for building toolchain
-#---------------------------------------------------------------------------------
-export CFLAGS="-O2 -pipe"
-export CXXFLAGS="$CFLAGS"
-unset LDFLAGS
-
 #---------------------------------------------------------------------------------
 # Look for automated configuration file to bypass prompts
 #---------------------------------------------------------------------------------
@@ -117,24 +112,22 @@ fi
 echo use $MAKE as make
 export MAKE
 
+CROSS_PARAMS="--build=`./config.guess`"
+
+if [ ! -z $CROSSBUILD ]; then
+	export PATH=/opt/devkitpro/$package/bin:$PATH
+	prefix=$INSTALLDIR/$CROSSBUILD/$package
+	CROSS_PARAMS="$CROSS_PARAMS --host=$CROSSBUILD"
+	CROSS_GCC_PARAMS="--with-gmp=$CROSSPATH --with-mpfr=$CROSSPATH --with-mpc=$CROSSPATH --with-isl=$CROSSPATH --with-zstd=$CROSSPATH"
+else
+	prefix=$INSTALLDIR/$package
+fi
+
 #---------------------------------------------------------------------------------
 # Add installed devkit to the path, adjusting path on minsys
 #---------------------------------------------------------------------------------
 TOOLPATH=$(echo $INSTALLDIR | sed -e 's/^\([a-zA-Z]\):/\/\1/')
-export PATH=$PATH:$TOOLPATH/$package/bin
+export PATH=$TOOLPATH/$package/bin:$PATH
-
-CROSS_PARAMS="--build=`./config.guess`"
-
-if [ ! -z $CROSSBUILD ]; then
-	toolsprefix=$INSTALLDIR/$CROSSBUILD/tools
-	prefix=$INSTALLDIR/$CROSSBUILD/$package
-	toolsprefix=$INSTALLDIR/$CROSSBUILD/tools
-	CROSS_PARAMS="$CROSS_PARAMS --host=$CROSSBUILD"
-	CROSS_GCC_PARAMS="--with-gmp=$CROSSPATH --with-mpfr=$CROSSPATH --with-mpc=$CROSSPATH"
-else
-	toolsprefix=$INSTALLDIR/tools
-	prefix=$INSTALLDIR/$package
-fi
 
 if [ "$BUILD_DKPRO_AUTOMATED" != "1" ] ; then
 
@@ -161,7 +154,7 @@ case $PLATFORM in
 		fi
     ;;
 	MINGW32* )
-		cppflags="-D__USE_MINGW_ACCESS"
+		cppflags="-D__USE_MINGW_ACCESS -D__USE_MINGW_ANSI_STDIO=1"
     ;;
 esac
 
@@ -180,19 +173,25 @@ fi
 patchdir=$(pwd)/$basedir/patches
 scriptdir=$(pwd)/$basedir/scripts
 
-archives="binutils-${BINUTILS_VER}.tar.xz gcc-${GCC_VER}.tar.xz newlib-${NEWLIB_VER}.tar.gz gdb-${GDB_VER}.tar.xz"
+archives="binutils-${BINUTILS_VER}.tar.xz gcc-${GCC_VER}.tar.xz newlib-${NEWLIB_VER}.tar.gz"
-
-if [ $VERSION -eq 1 ]; then
-
-	archives="devkitarm-rules-$DKARM_RULES_VER.tar.xz devkitarm-crtls-$DKARM_CRTLS_VER.tar.xz $archives"
-fi
 
 if [ $VERSION -eq 2 ]; then
-
+	archives="binutils-${MN_BINUTILS_VER}.tar.bz2 $archives"
-	archives="binutils-${MN_BINUTILS_VER}.tar.bz2 devkitppc-rules-$DKPPC_RULES_VER.tar.xz $archives"
 fi
 
+if [ "$BUILD_DKPRO_SKIP_CRTLS" != "1" ]; then
+	if [ $VERSION -eq 1 ]; then
+		archives="devkitarm-rules-$DKARM_RULES_VER.tar.gz devkitarm-crtls-$DKARM_CRTLS_VER.tar.gz $archives"
+	fi
 
+	if [ $VERSION -eq 2 ]; then
+		archives="devkitppc-rules-$DKPPC_RULES_VER.tar.gz $archives"
+	fi
+
+	if [ $VERSION -eq 3 ]; then
+		archives="devkita64-rules-$DKA64_RULES_VER.tar.gz $archives"
+	fi
+fi
 
 if [ ! -z "$BUILD_DKPRO_SRCDIR" ] ; then
 	SRCDIR="$BUILD_DKPRO_SRCDIR"
@@ -216,25 +215,25 @@ cd $BUILDDIR
 extract_and_patch binutils $BINUTILS_VER xz
 extract_and_patch gcc $GCC_VER xz
 extract_and_patch newlib $NEWLIB_VER gz
-extract_and_patch gdb $GDB_VER xz
 
-if [ $VERSION -eq 2 ]; then
+if [ $VERSION -eq 2 ]; then extract_and_patch binutils $MN_BINUTILS_VER bz2; fi
-	extract_and_patch binutils $MN_BINUTILS_VER bz2
-fi
 
 #---------------------------------------------------------------------------------
 # Build and install devkit components
 #---------------------------------------------------------------------------------
 if [ -f $scriptdir/build-gcc.sh ]; then . $scriptdir/build-gcc.sh || { echo "Error building toolchain"; exit 1; }; cd $BUILDSCRIPTDIR; fi
 
-cd $BUILDSCRIPTDIR
 
-if [ ! -z $CROSSBUILD ] && grep -q "mingw" <<<"$CROSSBUILD" ; then
+if [ "$BUILD_DKPRO_SKIP_CRTLS" != "1" ] && [ -f $scriptdir/build-crtls.sh ]; then
-	cp -v	$CROSSBINPATH//libwinpthread-1.dll $prefix/bin
+  . $scriptdir/build-crtls.sh || { echo "Error building crtls & rules"; exit 1; }; cd $BUILDSCRIPTDIR;
 fi
 
-echo "stripping installed binaries"
+cd $BUILDSCRIPTDIR
-. ./strip_bins.sh
+
+if [ "$BUILD_DKPRO_NO_STRIP_BINARIES" != "1" ]; then
+	echo "stripping installed binaries"
+	. ./strip_bins.sh
+fi
 
 #---------------------------------------------------------------------------------
 # Clean up temporary files and source directories

config.sh.sample

@@ -31,9 +31,9 @@ BUILD_DKPRO_PACKAGE=0
 #export MAKEFLAGS="$MAKEFLAGS -j${numcores}"
 
 #---------------------------------------------------------------------------------
-# Uncomment to skip building of tools
+# Uncomment to skip building of crtls and rules files
 #---------------------------------------------------------------------------------
-#BUILD_DKPRO_SKIP_TOOLS=1
+#BUILD_DKPRO_SKIP_CRTLS=1
 
 # Automated script execution
 #---------------------------------------------------------------------------------

cross-build-i686-w64-mingw32.sh

@@ -1,7 +0,0 @@
-#!/bin/bash
-export CROSSBUILD=i686-w64-mingw32
-export CROSSPATH=/opt/mingw32/mingw
-export CROSSLIBPATH=$CROSSPATH/lib
-export CROSSBINPATH=$CROSSPATH/bin
-export PATH=/opt/mingw32/bin:$PATH
-

cross-build-x86_64-apple-darwin15.sh

@@ -1,18 +0,0 @@
-#!/bin/bash
-
-export CPPFLAGS=-I/opt/osx/x86_64-apple-darwin15/include
-export LDFLAGS=-L/opt/osx/x86_64-apple-darwin15/lib
-
-export OSXCROSS_PKG_CONFIG_USE_NATIVE_VARIABLES=1
-
-export CC=x86_64-apple-darwin15-clang
-export CXX=x86_64-apple-darwin15-clang++
-
-export CROSSBUILD=x86_64-apple-darwin15
-export CROSSPATH=/opt/osx/x86_64-apple-darwin15
-export CROSSLIBPATH=$CROSSPATH/lib
-export CROSSBINPATH=$CROSSPATH/bin
-export PATH=/opt/osx/bin:$PATH
-export PKG_CONFIG_PATH=
-export PKG_CONFIG_LIBDIR=$CROSSLIBPATH/pkgconfig
-

cross-build-x86_64-w64-mingw32.sh

@@ -1,7 +0,0 @@
-#!/bin/bash
-export CROSSBUILD=x86_64-w64-mingw32
-export CROSSPATH=/opt/mingw64/mingw
-export CROSSLIBPATH=$CROSSPATH/lib
-export CROSSBINPATH=$CROSSPATH/bin
-export PATH=/opt/mingw64/bin:$PATH
-

dka64/patches/gcc-11.2.0.patch

@@ -1,10 +1,12 @@
 diff --git a/gcc/config.gcc b/gcc/config.gcc
-index ddd3b8f4d9d..014df2e5a59 100644
+index 357b0bed067..6b1e254785a 100644
 --- a/gcc/config.gcc
 +++ b/gcc/config.gcc
-@@ -985,6 +985,12 @@ aarch64*-*-elf | aarch64*-*-fuchsia* | aarch64*-*-rtems*)
+@@ -1090,7 +1090,14 @@ aarch64*-*-elf | aarch64*-*-fuchsia* | aarch64*-*-rtems*)
+ 	tmake_file="${tmake_file} aarch64/t-aarch64"
  	case $target in
  	aarch64-*-elf*)
++		default_use_cxa_atexit=yes
  		use_gcc_stdint=wrap
 +		tm_file="${tm_file} devkitpro.h"
 +		tm_defines="${tm_defines}  TARGET_DEFAULT_ASYNC_UNWIND_TABLES=1"
@@ -15,8 +17,23 @@ index ddd3b8f4d9d..014df2e5a59 100644
  		;;
          aarch64-*-fuchsia*)
                  tm_file="${tm_file} fuchsia.h"
+diff --git a/gcc/config.host b/gcc/config.host
+index 0a02c33cc80..38f7adc655e 100644
+--- a/gcc/config.host
++++ b/gcc/config.host
+@@ -251,6 +251,10 @@ case ${host} in
+     host_extra_gcc_objs="${host_extra_gcc_objs} driver-mingw32.o"
+     host_lto_plugin_soname=liblto_plugin.dll
+     ;;
++  aarch64-*-darwin*)
++    out_host_hook_obj="${out_host_hook_obj} host-aarch64-darwin.o"
++    host_xmake_file="${host_xmake_file} aarch64/x-darwin"
++    ;;
+   i[34567]86-*-darwin* | x86_64-*-darwin*)
+     out_host_hook_obj="${out_host_hook_obj} host-i386-darwin.o"
+     host_xmake_file="${host_xmake_file} i386/x-darwin"
 diff --git a/gcc/config/aarch64/aarch64-elf-raw.h b/gcc/config/aarch64/aarch64-elf-raw.h
-index bbebd0ef029..8f38510402f 100644
+index e986149e400..9264d53f32c 100644
 --- a/gcc/config/aarch64/aarch64-elf-raw.h
 +++ b/gcc/config/aarch64/aarch64-elf-raw.h
 @@ -22,6 +22,7 @@
@@ -28,7 +45,7 @@ index bbebd0ef029..8f38510402f 100644
  #define ENDFILE_SPEC \
    " crtend%O%s crtn%O%s " \
 diff --git a/gcc/config/aarch64/aarch64-opts.h b/gcc/config/aarch64/aarch64-opts.h
-index 4b07d296a11..037985f1d86 100644
+index af3b7364a74..6df7a0dc8a1 100644
 --- a/gcc/config/aarch64/aarch64-opts.h
 +++ b/gcc/config/aarch64/aarch64-opts.h
 @@ -48,6 +48,12 @@ enum aarch64_tls_type {
@@ -45,10 +62,10 @@ index 4b07d296a11..037985f1d86 100644
     Most have a PIC and non-PIC variant.  */
  enum aarch64_code_model {
 diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
-index 6b25d9cbfae..39c7026a90c 100644
+index c2f4b27f6e4..ec05f056568 100644
 --- a/gcc/config/aarch64/aarch64.c
 +++ b/gcc/config/aarch64/aarch64.c
-@@ -13186,8 +13186,24 @@ aarch64_load_tp (rtx target)
+@@ -18053,8 +18053,24 @@ aarch64_load_tp (rtx target)
        || !register_operand (target, Pmode))
      target = gen_reg_rtx (Pmode);
  
@@ -76,10 +93,10 @@ index 6b25d9cbfae..39c7026a90c 100644
  }
  
 diff --git a/gcc/config/aarch64/aarch64.h b/gcc/config/aarch64/aarch64.h
-index fc6df970c2e..705c6de868f 100644
+index bfffbcd6abf..814de8c2918 100644
 --- a/gcc/config/aarch64/aarch64.h
 +++ b/gcc/config/aarch64/aarch64.h
-@@ -1006,6 +1006,10 @@ typedef struct
+@@ -1191,6 +1191,10 @@ typedef struct
  /* Check TLS Descriptors mechanism is selected.  */
  #define TARGET_TLS_DESC (aarch64_tls_dialect == TLS_DESCRIPTORS)
  
@@ -90,11 +107,20 @@ index fc6df970c2e..705c6de868f 100644
  extern enum aarch64_code_model aarch64_cmodel;
  
  /* When using the tiny addressing model conditional and unconditional branches
+@@ -1236,7 +1240,7 @@ extern const char *aarch64_rewrite_mcpu (int argc, const char **argv);
+ #define MCPU_TO_MARCH_SPEC_FUNCTIONS \
+   { "rewrite_mcpu", aarch64_rewrite_mcpu },
+ 
+-#if defined(__aarch64__)
++#if 0 // defined(__aarch64__)
+ extern const char *host_detect_local_cpu (int argc, const char **argv);
+ #define HAVE_LOCAL_CPU_DETECT
+ # define EXTRA_SPEC_FUNCTIONS						\
 diff --git a/gcc/config/aarch64/aarch64.md b/gcc/config/aarch64/aarch64.md
-index 5a1894063a1..7c9d9452659 100644
+index aef6da9732d..1cbffec5ef8 100644
 --- a/gcc/config/aarch64/aarch64.md
 +++ b/gcc/config/aarch64/aarch64.md
-@@ -6583,11 +6583,22 @@
+@@ -6772,11 +6772,22 @@
  (define_insn "aarch64_load_tp_hard"
    [(set (match_operand:DI 0 "register_operand" "=r")
  	(unspec:DI [(const_int 0)] UNSPEC_TLS))]
@@ -120,10 +146,10 @@ index 5a1894063a1..7c9d9452659 100644
  ;; instructions in the TLS stubs, in order to enable linker relaxation.
  ;; Therefore we treat the stubs as an atomic sequence.
 diff --git a/gcc/config/aarch64/aarch64.opt b/gcc/config/aarch64/aarch64.opt
-index 7719c3b6352..cd32a639b16 100644
+index 32191cf1acf..49b03937bdd 100644
 --- a/gcc/config/aarch64/aarch64.opt
 +++ b/gcc/config/aarch64/aarch64.opt
-@@ -118,6 +118,21 @@ Enum(aarch64_tls_size) String(32) Value(32)
+@@ -122,6 +122,21 @@ Enum(aarch64_tls_size) String(32) Value(32)
  EnumValue
  Enum(aarch64_tls_size) String(48) Value(48)
  
@@ -143,24 +169,81 @@ index 7719c3b6352..cd32a639b16 100644
 +
 +
  march=
- Target RejectNegative ToLower Joined Var(aarch64_arch_string)
+ Target RejectNegative Negative(march=) ToLower Joined Var(aarch64_arch_string)
  Use features of architecture ARCH.
+@@ -260,7 +275,7 @@ TargetVariable
+ long aarch64_stack_protector_guard_offset = 0
+ 
+ moutline-atomics
+-Target Var(aarch64_flag_outline_atomics) Init(2) Save
++Target Var(aarch64_flag_outline_atomics) Save
+ Generate local calls to out-of-line atomic operations.
+ 
+ -param=aarch64-sve-compare-costs=
+diff --git a/gcc/config/aarch64/host-aarch64-darwin.c b/gcc/config/aarch64/host-aarch64-darwin.c
+new file mode 100644
+index 00000000000..92c38b0b9db
+--- /dev/null
++++ b/gcc/config/aarch64/host-aarch64-darwin.c
+@@ -0,0 +1,32 @@
++/* i386-darwin host-specific hook definitions.
++   Copyright (C) 2003-2021 Free Software Foundation, Inc.
++
++This file is part of GCC.
++
++GCC is free software; you can redistribute it and/or modify it under
++the terms of the GNU General Public License as published by the Free
++Software Foundation; either version 3, or (at your option) any later
++version.
++
++GCC is distributed in the hope that it will be useful, but WITHOUT ANY
++WARRANTY; without even the implied warranty of MERCHANTABILITY or
++FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
++for more details.
++
++You should have received a copy of the GNU General Public License
++along with GCC; see the file COPYING3.  If not see
++<http://www.gnu.org/licenses/>.  */
++
++#define IN_TARGET_CODE 1
++
++#include "config.h"
++#include "system.h"
++#include "coretypes.h"
++#include "hosthooks.h"
++#include "hosthooks-def.h"
++#include "config/host-darwin.h"
++
++/* Darwin doesn't do anything special for aarch64 hosts; this file exists just
++   to include config/host-darwin.h.  */
++
++const struct host_hooks host_hooks = HOST_HOOKS_INITIALIZER;
 diff --git a/gcc/config/aarch64/t-aarch64 b/gcc/config/aarch64/t-aarch64
-index ee471f8983f..aedaefdd62d 100644
+index 7e1606c47ac..3b650075724 100644
 --- a/gcc/config/aarch64/t-aarch64
 +++ b/gcc/config/aarch64/t-aarch64
-@@ -100,6 +100,8 @@ aarch64-bti-insert.o: $(srcdir)/config/aarch64/aarch64-bti-insert.c \
+@@ -165,8 +165,10 @@ aarch64-cc-fusion.o: $(srcdir)/config/aarch64/aarch64-cc-fusion.cc \
- 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) \
+ 		$(srcdir)/config/aarch64/aarch64-cc-fusion.cc
- 		$(srcdir)/config/aarch64/aarch64-bti-insert.c
  
--comma=,
+ comma=,
 -MULTILIB_OPTIONS    = $(subst $(comma),/, $(patsubst %, mabi=%, $(subst $(comma),$(comma)mabi=,$(TM_MULTILIB_CONFIG))))
 -MULTILIB_DIRNAMES   = $(subst $(comma), ,$(TM_MULTILIB_CONFIG))
-+ comma=,
 +MULTILIB_OPTIONS    = mcmodel=large fPIC
 +MULTILIB_DIRNAMES   = large pic
 +MULTILIB_REQUIRED   = mcmodel=large fPIC
 +MULTILIB_MATCHES    = fPIC=fpic fPIC=fpie fPIC=fPIE
+ 
+ insn-conditions.md: s-check-sve-md
+ s-check-sve-md: $(srcdir)/config/aarch64/check-sve-md.awk \
+diff --git a/gcc/config/aarch64/x-darwin b/gcc/config/aarch64/x-darwin
+new file mode 100644
+index 00000000000..6d788d5e89c
+--- /dev/null
++++ b/gcc/config/aarch64/x-darwin
+@@ -0,0 +1,3 @@
++host-aarch64-darwin.o : $(srcdir)/config/aarch64/host-aarch64-darwin.c
++	$(COMPILE) $<
++	$(POSTCOMPILE)
 diff --git a/gcc/config/devkitpro.h b/gcc/config/devkitpro.h
 new file mode 100644
 index 00000000000..11ba0f5ab1c
@@ -233,11 +316,27 @@ index 00000000000..9acbbf9d27c
 +Driver
 +
 +; This comment is to ensure we retain the blank line above.
+diff --git a/gcc/config/i386/host-mingw32.c b/gcc/config/i386/host-mingw32.c
+index 360a280b23a..2c03947999a 100644
+--- a/gcc/config/i386/host-mingw32.c
++++ b/gcc/config/i386/host-mingw32.c
+@@ -45,7 +45,11 @@ static size_t mingw32_gt_pch_alloc_granularity (void);
+ static inline void w32_error(const char*, const char*, int, const char*);
+ 
+ /* FIXME: Is this big enough?  */
++#if __MINGW64__
++static const size_t pch_VA_max_size  = UINT64_C(64 * 1024 * 1024 * 1024);
++#else
+ static const size_t pch_VA_max_size  = 128 * 1024 * 1024;
++#endif
+ 
+ /* Granularity for reserving address space.  */
+ static size_t va_granularity = 0x10000;
 diff --git a/gcc/gcc.c b/gcc/gcc.c
-index 4f57765b012..2899202cc05 100644
+index 4d790f9dd4a..10f0d08524c 100644
 --- a/gcc/gcc.c
 +++ b/gcc/gcc.c
-@@ -794,6 +794,11 @@ proper position among the other output files.  */
+@@ -853,6 +853,11 @@ proper position among the other output files.  */
  #endif
  #endif
  
@@ -249,7 +348,7 @@ index 4f57765b012..2899202cc05 100644
  /* config.h can define STARTFILE_SPEC to override the default crt0 files.  */
  #ifndef STARTFILE_SPEC
  #define STARTFILE_SPEC  \
-@@ -1086,6 +1091,7 @@ static const char *link_spec = LINK_SPEC;
+@@ -1197,6 +1202,7 @@ static const char *link_spec = LINK_SPEC;
  static const char *lib_spec = LIB_SPEC;
  static const char *link_gomp_spec = "";
  static const char *libgcc_spec = LIBGCC_SPEC;
@@ -257,7 +356,7 @@ index 4f57765b012..2899202cc05 100644
  static const char *endfile_spec = ENDFILE_SPEC;
  static const char *startfile_spec = STARTFILE_SPEC;
  static const char *linker_name_spec = LINKER_NAME;
-@@ -1583,6 +1589,7 @@ static struct spec_list static_specs[] =
+@@ -1702,6 +1708,7 @@ static struct spec_list static_specs[] =
    INIT_STATIC_SPEC ("lib",			&lib_spec),
    INIT_STATIC_SPEC ("link_gomp",		&link_gomp_spec),
    INIT_STATIC_SPEC ("libgcc",			&libgcc_spec),
@@ -266,19 +365,20 @@ index 4f57765b012..2899202cc05 100644
    INIT_STATIC_SPEC ("cross_compile",		&cross_compile),
    INIT_STATIC_SPEC ("version",			&compiler_version),
 diff --git a/libgcc/crtstuff.c b/libgcc/crtstuff.c
-index 4927a9f8977..8311b6a7f5e 100644
+index 675930db043..bdfd6f6b0bb 100644
 --- a/libgcc/crtstuff.c
 +++ b/libgcc/crtstuff.c
-@@ -47,6 +47,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+@@ -325,7 +325,7 @@ register_tm_clones (void)
  
- /* Target machine header files require this define. */
+ #ifdef OBJECT_FORMAT_ELF
- #define IN_LIBGCC2
-+#define USED_FOR_TARGET
  
- /* FIXME: Including auto-host is incorrect, but until we have
+-#if DEFAULT_USE_CXA_ATEXIT
-    identified the set of defines that need to go into auto-target.h,
++#if 1 /* DEFAULT_USE_CXA_ATEXIT */
+ /* Declare the __dso_handle variable.  It should have a unique value
+    in every shared-object; in a main program its value is zero.  The
+    object should in any case be protected.  This means the instance
 diff --git a/libgcc/gthr.h b/libgcc/gthr.h
-index 67826419882..d9f01c6c371 100644
+index cca3f294b7b..deffea4107b 100644
 --- a/libgcc/gthr.h
 +++ b/libgcc/gthr.h
 @@ -136,7 +136,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
@@ -291,10 +391,10 @@ index 67826419882..d9f01c6c371 100644
  #define GTHREAD_USE_WEAK 0
  #endif
 diff --git a/libstdc++-v3/include/Makefile.am b/libstdc++-v3/include/Makefile.am
-index 1deacb80ca2..0de11c15a3a 100644
+index 40a41ef2a1c..4d06c6f9953 100644
 --- a/libstdc++-v3/include/Makefile.am
 +++ b/libstdc++-v3/include/Makefile.am
-@@ -1338,6 +1338,7 @@ ${host_builddir}/gthr.h: ${toplevel_srcdir}/libgcc/gthr.h stamp-${host_alias}
+@@ -1347,6 +1347,7 @@ ${host_builddir}/gthr.h: ${toplevel_srcdir}/libgcc/gthr.h stamp-${host_alias}
  	    -e '/^#/s/\(${uppercase}${uppercase}*\)/_GLIBCXX_\1/g' \
  	    -e 's/_GLIBCXX_SUPPORTS_WEAK/__GXX_WEAK__/g' \
  	    -e 's/_GLIBCXX___MINGW32_GLIBCXX___/__MINGW32__/g' \
@@ -303,10 +403,10 @@ index 1deacb80ca2..0de11c15a3a 100644
  	    < $< > $@
  
 diff --git a/libstdc++-v3/include/Makefile.in b/libstdc++-v3/include/Makefile.in
-index bc475c6dd90..bfa3e71898a 100644
+index fcd2b5b2d40..c034367994a 100644
 --- a/libstdc++-v3/include/Makefile.in
 +++ b/libstdc++-v3/include/Makefile.in
-@@ -1817,6 +1817,7 @@ ${host_builddir}/gthr.h: ${toplevel_srcdir}/libgcc/gthr.h stamp-${host_alias}
+@@ -1830,6 +1830,7 @@ ${host_builddir}/gthr.h: ${toplevel_srcdir}/libgcc/gthr.h stamp-${host_alias}
  	    -e '/^#/s/\(${uppercase}${uppercase}*\)/_GLIBCXX_\1/g' \
  	    -e 's/_GLIBCXX_SUPPORTS_WEAK/__GXX_WEAK__/g' \
  	    -e 's/_GLIBCXX___MINGW32_GLIBCXX___/__MINGW32__/g' \
@@ -314,3 +414,43 @@ index bc475c6dd90..bfa3e71898a 100644
  	    -e 's,^#include "\(.*\)",#include <bits/\1>,g' \
  	    < $< > $@
  
+diff --git a/libstdc++-v3/include/c_compatibility/fenv.h b/libstdc++-v3/include/c_compatibility/fenv.h
+index 0413e3b7c25..ff5f8bbe1a1 100644
+--- a/libstdc++-v3/include/c_compatibility/fenv.h
++++ b/libstdc++-v3/include/c_compatibility/fenv.h
+@@ -26,6 +26,10 @@
+  *  This is a Standard C++ Library header.
+  */
+ 
++#if !defined __cplusplus || defined _GLIBCXX_INCLUDE_NEXT_C_HEADERS
++# include_next <fenv.h>
++#else
++
+ #ifndef _GLIBCXX_FENV_H
+ #define _GLIBCXX_FENV_H 1
+ 
+@@ -79,3 +83,5 @@ namespace std
+ #endif // C++11
+ 
+ #endif // _GLIBCXX_FENV_H
++
++#endif // __cplusplus
+diff --git a/libstdc++-v3/include/c_global/cfenv b/libstdc++-v3/include/c_global/cfenv
+index 0b0ec35a837..d24cb1a3c81 100644
+--- a/libstdc++-v3/include/c_global/cfenv
++++ b/libstdc++-v3/include/c_global/cfenv
+@@ -37,9 +37,11 @@
+ 
+ #include <bits/c++config.h>
+ 
+-#if _GLIBCXX_HAVE_FENV_H
+-# include <fenv.h>
+-#endif
++// Need to ensure this finds the C library's <fenv.h> not a libstdc++
++// wrapper that might already be installed later in the include search path.
++#define _GLIBCXX_INCLUDE_NEXT_C_HEADERS
++#include_next <fenv.h>
++#undef _GLIBCXX_INCLUDE_NEXT_C_HEADERS
+ 
+ #ifdef _GLIBCXX_USE_C99_FENV_TR1
+ 

dka64/patches/gdb-8.2.1.patch

@@ -1,60 +0,0 @@
-diff -NBaur gdb-8.2.1/gdb/dtrace-probe.c gdb-8.2.1-apple/gdb/dtrace-probe.c
---- gdb-8.2.1/gdb/dtrace-probe.c	2018-12-23 05:51:54.000000000 +0000
-+++ gdb-8.2.1-apple/gdb/dtrace-probe.c	2019-03-23 19:45:04.743529457 +0000
-@@ -100,7 +100,7 @@
- 
- /* DTrace static_probe_ops.  */
- 
--const dtrace_static_probe_ops dtrace_static_probe_ops;
-+const dtrace_static_probe_ops dtrace_static_probe_ops = {};
- 
- /* The following structure represents a dtrace probe.  */
- 
-diff -NBaur gdb-8.2.1/gdb/probe.c gdb-8.2.1-apple/gdb/probe.c
---- gdb-8.2.1/gdb/probe.c	2018-12-23 05:51:54.000000000 +0000
-+++ gdb-8.2.1-apple/gdb/probe.c	2019-03-23 19:35:59.701401090 +0000
-@@ -60,7 +60,7 @@
- 
- /* Static operations associated with a generic probe.  */
- 
--const any_static_probe_ops any_static_probe_ops;
-+const any_static_probe_ops any_static_probe_ops = {};
- 
- /* A helper for parse_probes that decodes a probe specification in
-    SEARCH_PSPACE.  It appends matching SALs to RESULT.  */
-diff -NBaur gdb-8.2.1/gdb/record-btrace.c gdb-8.2.1-apple/gdb/record-btrace.c
---- gdb-8.2.1/gdb/record-btrace.c	2018-12-23 05:51:54.000000000 +0000
-+++ gdb-8.2.1-apple/gdb/record-btrace.c	2019-03-23 19:35:59.705388987 +0000
-@@ -144,7 +144,7 @@
- 
- /* Token associated with a new-thread observer enabling branch tracing
-    for the new thread.  */
--static const gdb::observers::token record_btrace_thread_observer_token;
-+static const gdb::observers::token record_btrace_thread_observer_token = {};
- 
- /* Memory access types used in set/show record btrace replay-memory-access.  */
- static const char replay_memory_access_read_only[] = "read-only";
-diff -NBaur gdb-8.2.1/gdb/stap-probe.c gdb-8.2.1-apple/gdb/stap-probe.c
---- gdb-8.2.1/gdb/stap-probe.c	2018-12-23 05:51:54.000000000 +0000
-+++ gdb-8.2.1-apple/gdb/stap-probe.c	2019-03-23 19:35:59.705388987 +0000
-@@ -119,7 +119,7 @@
- 
- /* SystemTap static_probe_ops.  */
- 
--const stap_static_probe_ops stap_static_probe_ops;
-+const stap_static_probe_ops stap_static_probe_ops = {};
- 
- class stap_probe : public probe
- {
-diff -NBaur gdb-8.2.1/gdb/tui/tui-hooks.c gdb-8.2.1-apple/gdb/tui/tui-hooks.c
---- gdb-8.2.1/gdb/tui/tui-hooks.c	2018-12-23 05:51:54.000000000 +0000
-+++ gdb-8.2.1-apple/gdb/tui/tui-hooks.c	2019-03-23 19:35:59.705388987 +0000
-@@ -205,7 +205,7 @@
- 
- /* Token associated with observers registered while TUI hooks are
-    installed.  */
--static const gdb::observers::token tui_observers_token;
-+static const gdb::observers::token tui_observers_token = {};
- 
- /* Attach or detach a single observer, according to ATTACH.  */
- 

dka64/patches/newlib-4.2.0.20211231.patch

@@ -1,8 +1,8 @@
 diff --git a/libgloss/configure b/libgloss/configure
-index 1a4033dce..ba7aea7b0 100755
+index e70c57d89..ac5c745f9 100755
 --- a/libgloss/configure
 +++ b/libgloss/configure
-@@ -2599,6 +2599,8 @@ if test "${config_libnosys}" = "true"; then
+@@ -2787,6 +2787,8 @@ if test "${config_libnosys}" = "true"; then
  
  fi
  
@@ -11,19 +11,19 @@ index 1a4033dce..ba7aea7b0 100755
  DEPDIR="${am__leading_dot}deps"
  
  ac_config_commands="$ac_config_commands depfiles"
-diff --git a/libgloss/configure.in b/libgloss/configure.in
+diff --git a/libgloss/configure.ac b/libgloss/configure.ac
-index 41843eed1..dc0e2a5fd 100644
+index 0fbe99526..577dfdec6 100644
---- a/libgloss/configure.in
+--- a/libgloss/configure.ac
-+++ b/libgloss/configure.in
++++ b/libgloss/configure.ac
 @@ -2,6 +2,7 @@ dnl Process this file with autoconf to produce a configure script.
- AC_PREREQ(2.59)
+ AC_PREREQ(2.69)dnl
  AC_INIT([libgloss],[LIBGLOSS_VERSION])
  AC_CONFIG_SRCDIR([libnosys])
 +AC_CONFIG_SRCDIR([libsysbase])
  
  if test "${enable_shared}" = "yes" ; then
      echo "Shared libraries not supported for cross compiling, ignored"
-@@ -190,6 +191,7 @@ dnl fi
+@@ -196,6 +197,7 @@ dnl fi
  if test "${config_libnosys}" = "true"; then
    AC_CONFIG_SUBDIRS([libnosys])
  fi
@@ -5141,11 +5141,11 @@ index 000000000..aa653c235
 +
 +
 +
-diff --git a/libgloss/libsysbase/configure.in b/libgloss/libsysbase/configure.in
+diff --git a/libgloss/libsysbase/configure.ac b/libgloss/libsysbase/configure.ac
 new file mode 100644
 index 000000000..da85a3f46
 --- /dev/null
-+++ b/libgloss/libsysbase/configure.in
++++ b/libgloss/libsysbase/configure.ac
 @@ -0,0 +1,202 @@
 +# Copyright (c) 1995, 1996 Cygnus Support
 +#
@@ -8142,10 +8142,10 @@ index 000000000..b54e0ce7c
 +}
 diff --git a/libgloss/libsysbase/rmdir.c b/libgloss/libsysbase/rmdir.c
 new file mode 100644
-index 000000000..2692a2997
+index 000000000..b8640b87d
 --- /dev/null
 +++ b/libgloss/libsysbase/rmdir.c
-@@ -0,0 +1,25 @@
+@@ -0,0 +1,34 @@
 +#include "config.h"
 +#include <_ansi.h>
 +#include <_syslist.h>
@@ -8153,24 +8153,33 @@ index 000000000..2692a2997
 +#include <errno.h>
 +#include <sys/iosupport.h>
 +
-+int	rmdir (const char *name) {
++int	_rmdir_r (struct _reent *ptr, const char *name) {
-+	struct _reent *r = _REENT;
 +	int	dev,ret=-1;
 +
 +	dev	= FindDevice(name);
 +	if(dev!=-1) {
 +		if(devoptab_list[dev]->rmdir_r) {
-+			r->deviceData = devoptab_list[dev]->deviceData;
++			ptr->deviceData = devoptab_list[dev]->deviceData;
-+			ret = devoptab_list[dev]->rmdir_r(r,name);
++			ret = devoptab_list[dev]->rmdir_r(ptr,name);
 +		} else {
-+			r->_errno = ENOSYS;
++			ptr->_errno = ENOSYS;
 +		}
 +	} else {
-+		r->_errno =	ENODEV;
++		ptr->_errno =	ENODEV;
 +	}
 +
 +	return ret;
 +}
++
++#ifndef _REENT_ONLY
++
++int
++rmdir (const char *filename)
++{
++  return _rmdir_r (_REENT, filename);
++}
++
++#endif
 diff --git a/libgloss/libsysbase/sbrk.c b/libgloss/libsysbase/sbrk.c
 new file mode 100644
 index 000000000..5dd550c5c
@@ -8739,10 +8748,10 @@ index 000000000..61de918bc
 +	return ret;
 +}
 diff --git a/newlib/configure.host b/newlib/configure.host
-index 6c49cb750..610b63e81 100644
+index c429dde1c..fd3171ad2 100644
 --- a/newlib/configure.host
 +++ b/newlib/configure.host
-@@ -659,13 +659,25 @@ newlib_cflags="${newlib_cflags} -DCLOCK_PROVIDED -DMALLOC_PROVIDED -DEXIT_PROVID
+@@ -686,13 +686,25 @@ newlib_cflags="${newlib_cflags} -DCLOCK_PROVIDED -DMALLOC_PROVIDED -DEXIT_PROVID
  	syscall_dir=syscalls
  	;;
    aarch64*-*-*)
@@ -8768,6 +8777,32 @@ index 6c49cb750..610b63e81 100644
    arm*-*-pe)
  	syscall_dir=syscalls
  	;;
+diff --git a/newlib/libc/ctype/jp2uc.c b/newlib/libc/ctype/jp2uc.c
+index 5e30f09be..1ea357f92 100644
+--- a/newlib/libc/ctype/jp2uc.c
++++ b/newlib/libc/ctype/jp2uc.c
+@@ -35,7 +35,7 @@
+ #ifdef _MB_CAPABLE
+ /* Under Cygwin, the incoming wide character is already given in UTF due
+    to the requirements of the underlying OS. */
+-#ifndef __CYGWIN__
++#if !defined(__CYGWIN__) && !defined(__DEVKITA64__)
+ 
+ #include <_ansi.h>
+ #include <string.h>
+diff --git a/newlib/libc/ctype/local.h b/newlib/libc/ctype/local.h
+index 5c293c83d..75ccf89f5 100644
+--- a/newlib/libc/ctype/local.h
++++ b/newlib/libc/ctype/local.h
+@@ -32,7 +32,7 @@
+    * for towupper and towlower, the result must be back-transformed
+      into the respective locale encoding; currently NOT IMPLEMENTED
+ */
+-#ifdef __CYGWIN__
++#if defined(__CYGWIN__) || defined(__DEVKITA64__)
+ /* Under Cygwin, wchar_t (or its extension wint_t) is Unicode */
+ #define _jp2uc(c) (c)
+ #define _jp2uc_l(c, l) (c)
 diff --git a/newlib/libc/include/fnmatch.h b/newlib/libc/include/fnmatch.h
 index a94e923a4..9171e98aa 100644
 --- a/newlib/libc/include/fnmatch.h
@@ -8831,10 +8866,10 @@ index 000000000..a71a5d847
 +
 +#endif
 diff --git a/newlib/libc/include/math.h b/newlib/libc/include/math.h
-index 893a5d064..da4b3a1ee 100644
+index 799ac494a..4174d72ab 100644
 --- a/newlib/libc/include/math.h
 +++ b/newlib/libc/include/math.h
-@@ -416,7 +416,7 @@ extern float hypotf (float, float);
+@@ -436,7 +436,7 @@ extern float hypotf (float, float);
     simply call the double functions.  On Cygwin the long double functions
     are implemented independently from newlib to be able to use optimized
     assembler functions despite using the Microsoft x86_64 ABI. */
@@ -8843,6 +8878,18 @@ index 893a5d064..da4b3a1ee 100644
  /* Reentrant ANSI C functions.  */
  #ifndef __math_68881
  extern long double atanl (long double);
+diff --git a/newlib/libc/include/reent.h b/newlib/libc/include/reent.h
+index 23d572cd3..65310c084 100644
+--- a/newlib/libc/include/reent.h
++++ b/newlib/libc/include/reent.h
+@@ -150,6 +150,7 @@ extern int _mkdir_r (struct _reent *, const char *, int);
+ extern int _open_r (struct _reent *, const char *, int, int);
+ extern _ssize_t _read_r (struct _reent *, int, void *, size_t);
+ extern int _rename_r (struct _reent *, const char *, const char *);
++extern int _rmdir_r (struct _reent *r, const char *name);
+ extern void *_sbrk_r (struct _reent *, ptrdiff_t);
+ extern int _stat_r (struct _reent *, const char *, struct stat *);
+ extern _CLOCK_T_ _times_r (struct _reent *, struct tms *);
 diff --git a/newlib/libc/include/semaphore.h b/newlib/libc/include/semaphore.h
 new file mode 100755
 index 000000000..4afb0e419
@@ -8918,6 +8965,19 @@ index 000000000..4afb0e419
 +#endif /* defined(_POSIX_SEMAPHORES) */
 +
 +#endif /* !_SEMAPHORE_H_ */
+diff --git a/newlib/libc/include/stdio.h b/newlib/libc/include/stdio.h
+index 7748351f0..e87104559 100644
+--- a/newlib/libc/include/stdio.h
++++ b/newlib/libc/include/stdio.h
+@@ -227,7 +227,7 @@ int	fgetpos (FILE *, _fpos_t *);
+ #else
+ int	fgetpos (FILE *__restrict, fpos_t *__restrict);
+ #endif
+-int	fseek (FILE *, long, int);
++int	fseek (FILE *, off_t, int);
+ #ifdef _LIBC
+ int	fsetpos (FILE *, const _fpos_t *);
+ #else
 diff --git a/newlib/libc/include/sys/_pthreadtypes.h b/newlib/libc/include/sys/_pthreadtypes.h
 index 75e9e1cbf..dc63dbe6a 100644
 --- a/newlib/libc/include/sys/_pthreadtypes.h
@@ -9092,10 +9152,10 @@ index 75e9e1cbf..dc63dbe6a 100644
    int   process_shared;       /* allow this to be shared amongst processes */
  #endif
 diff --git a/newlib/libc/include/sys/_timespec.h b/newlib/libc/include/sys/_timespec.h
-index 7609e4a46..6017a5e3d 100644
+index f810b008f..ca7e11dc7 100644
 --- a/newlib/libc/include/sys/_timespec.h
 +++ b/newlib/libc/include/sys/_timespec.h
-@@ -47,4 +47,10 @@ struct timespec {
+@@ -49,4 +49,10 @@ struct timespec {
  	long	tv_nsec;	/* and nanoseconds */
  };
  
@@ -9107,7 +9167,7 @@ index 7609e4a46..6017a5e3d 100644
 +
  #endif /* !_SYS__TIMESPEC_H_ */
 diff --git a/newlib/libc/include/sys/config.h b/newlib/libc/include/sys/config.h
-index 49b62ebf6..d84ffaa59 100644
+index 61a6f95d8..34aeaad3d 100644
 --- a/newlib/libc/include/sys/config.h
 +++ b/newlib/libc/include/sys/config.h
 @@ -4,6 +4,9 @@
@@ -9189,10 +9249,10 @@ index a3fb5c02c..b208de4a7 100644
 +
 +#endif // _dirent_h_
 diff --git a/newlib/libc/include/sys/features.h b/newlib/libc/include/sys/features.h
-index f28dd071b..ab3780ee2 100644
+index 45476ce4a..6ed532439 100644
 --- a/newlib/libc/include/sys/features.h
 +++ b/newlib/libc/include/sys/features.h
-@@ -330,6 +330,16 @@ extern "C" {
+@@ -331,6 +331,16 @@ extern "C" {
  #  define __SSP_FORTIFY_LEVEL 0
  #endif
  
@@ -9342,7 +9402,7 @@ index 000000000..82d2e3576
 +#endif // __iosupp_h__
 +//---------------------------------------------------------------------------------
 diff --git a/newlib/libc/include/sys/lock.h b/newlib/libc/include/sys/lock.h
-index 528904957..e49f77b75 100644
+index 528904957..2c3e64f1b 100644
 --- a/newlib/libc/include/sys/lock.h
 +++ b/newlib/libc/include/sys/lock.h
 @@ -1,69 +1,105 @@
@@ -9356,7 +9416,7 @@ index 528904957..e49f77b75 100644
 +#include <stdint.h>
  
 -#if !defined(_RETARGETABLE_LOCKING)
-+typedef int32_t _LOCK_T;
++typedef uint32_t _LOCK_T;
  
 -typedef int _LOCK_T;
 -typedef int _LOCK_RECURSIVE_T;
@@ -9501,11 +9561,24 @@ index 528904957..e49f77b75 100644
  
 -#endif /* __SYS_LOCK_H__ */
 +#endif // __SYS_LOCK_H__
+diff --git a/newlib/libc/include/sys/param.h b/newlib/libc/include/sys/param.h
+index 9a6f115a6..fdd6cf92b 100644
+--- a/newlib/libc/include/sys/param.h
++++ b/newlib/libc/include/sys/param.h
+@@ -23,7 +23,7 @@
+ # define PATHSIZE (1024)
+ #endif
+ 
+-#define MAXPATHLEN PATH_MAX
++#define MAXPATHLEN	PATHSIZE
+ 
+ #define MAX(a,b) ((a) > (b) ? (a) : (b))
+ #define MIN(a,b) ((a) < (b) ? (a) : (b))
 diff --git a/newlib/libc/include/sys/reent.h b/newlib/libc/include/sys/reent.h
-index 6e55e1c1f..6e0c1c9cf 100644
+index e4e36170e..5b8d06ed6 100644
 --- a/newlib/libc/include/sys/reent.h
 +++ b/newlib/libc/include/sys/reent.h
-@@ -416,6 +416,8 @@ struct _reent
+@@ -421,6 +421,8 @@ struct _reent
    __FILE *__sf;			        /* file descriptors */
    struct _misc_reent *_misc;            /* strtok, multibyte states */
    char *_signal_buf;                    /* strsignal */
@@ -9514,7 +9587,7 @@ index 6e55e1c1f..6e0c1c9cf 100644
  };
  
  #ifdef _REENT_GLOBAL_STDIO_STREAMS
-@@ -686,6 +688,7 @@ struct _reent
+@@ -691,6 +693,7 @@ struct _reent
  # ifndef _REENT_GLOBAL_STDIO_STREAMS
    __FILE __sf[3];  		/* first three file descriptors */
  # endif
@@ -9523,10 +9596,10 @@ index 6e55e1c1f..6e0c1c9cf 100644
  
  #ifdef _REENT_GLOBAL_STDIO_STREAMS
 diff --git a/newlib/libc/include/sys/stat.h b/newlib/libc/include/sys/stat.h
-index eee98db64..aed9c1746 100644
+index 6525272dd..d24673618 100644
 --- a/newlib/libc/include/sys/stat.h
 +++ b/newlib/libc/include/sys/stat.h
-@@ -152,8 +152,9 @@ int	mkfifo (const char *__path, mode_t __mode );
+@@ -142,8 +142,9 @@ int	mkfifo (const char *__path, mode_t __mode );
  int	stat (const char *__restrict __path, struct stat *__restrict __sbuf );
  mode_t	umask (mode_t __mask );
  
@@ -9580,10 +9653,10 @@ index 000000000..380329d34
 +#endif // _SYS_STATVFS_H
 \ No newline at end of file
 diff --git a/newlib/libc/include/sys/syslimits.h b/newlib/libc/include/sys/syslimits.h
-index ba9dbd667..49c213ca8 100644
+index c872d2018..b3800187f 100644
 --- a/newlib/libc/include/sys/syslimits.h
 +++ b/newlib/libc/include/sys/syslimits.h
-@@ -62,4 +62,6 @@
+@@ -58,4 +58,6 @@
  #define	LINE_MAX		 2048	/* max bytes in an input line */
  #define	RE_DUP_MAX		  255	/* max RE's in interval notation */
  
@@ -9617,7 +9690,7 @@ index 5e937f103..635a7a6b8 100644
  };
  #endif
 diff --git a/newlib/libc/locale/locale.c b/newlib/libc/locale/locale.c
-index 4c343e462..c04493460 100644
+index 968642745..2ab1f9570 100644
 --- a/newlib/libc/locale/locale.c
 +++ b/newlib/libc/locale/locale.c
 @@ -92,7 +92,7 @@ beginning with <<"LC_">>.
@@ -9729,7 +9802,7 @@ index 4c343e462..c04493460 100644
        if (strcmp (locale, "POSIX") && strcmp (locale, "C")
  	  && strcmp (locale, ""))
          return NULL;
-@@ -990,6 +1015,7 @@ __locale_ctype_ptr_l (struct __locale_t *locale)
+@@ -991,6 +1016,7 @@ __locale_ctype_ptr_l (struct __locale_t *locale)
  
  const char *
  __locale_ctype_ptr (void)
@@ -9766,10 +9839,10 @@ index a0c80843a..efabdcfc4 100644
  
  /* Only access fixed "C" locale using this function.  Fake for !_MB_CAPABLE
 diff --git a/newlib/libc/machine/aarch64/Makefile.am b/newlib/libc/machine/aarch64/Makefile.am
-index e8b8197fa..011f69d69 100644
+index ca7c79074..c5815db9d 100644
 --- a/newlib/libc/machine/aarch64/Makefile.am
 +++ b/newlib/libc/machine/aarch64/Makefile.am
-@@ -9,6 +9,7 @@ AM_CCASFLAGS = $(INCLUDES)
+@@ -7,6 +7,7 @@ AM_CCASFLAGS = $(INCLUDES)
  noinst_LIBRARIES = lib.a
  
  lib_a_SOURCES =
@@ -9778,11 +9851,11 @@ index e8b8197fa..011f69d69 100644
  lib_a_SOURCES += memchr.S
  lib_a_SOURCES += memcmp-stub.c
 diff --git a/newlib/libc/machine/aarch64/Makefile.in b/newlib/libc/machine/aarch64/Makefile.in
-index 39b23a1ce..969512471 100644
+index c854a1b96..3361b0a8c 100644
 --- a/newlib/libc/machine/aarch64/Makefile.in
 +++ b/newlib/libc/machine/aarch64/Makefile.in
-@@ -69,22 +69,22 @@ LIBRARIES = $(noinst_LIBRARIES)
+@@ -75,22 +75,22 @@ am__v_at_ = $(am__v_at_@AM_DEFAULT_V@)
- ARFLAGS = cru
+ am__v_at_0 = @
  lib_a_AR = $(AR) $(ARFLAGS)
  lib_a_LIBADD =
 -am_lib_a_OBJECTS = lib_a-memchr-stub.$(OBJEXT) lib_a-memchr.$(OBJEXT) \
@@ -9820,7 +9893,7 @@ index 39b23a1ce..969512471 100644
  lib_a_OBJECTS = $(am_lib_a_OBJECTS)
  DEFAULT_INCLUDES = -I.@am__isrc@
  depcomp =
-@@ -210,7 +210,7 @@ AUTOMAKE_OPTIONS = cygnus
+@@ -232,7 +232,7 @@ top_srcdir = @top_srcdir@
  INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
  AM_CCASFLAGS = $(INCLUDES)
  noinst_LIBRARIES = lib.a
@@ -9829,9 +9902,9 @@ index 39b23a1ce..969512471 100644
  	memcpy-stub.c memcpy.S memmove-stub.c memmove.S memset-stub.c \
  	memset.S rawmemchr.S rawmemchr-stub.c setjmp.S stpcpy-stub.c \
  	stpcpy.S strchr-stub.c strchr.S strchrnul-stub.c strchrnul.S \
-@@ -381,6 +381,12 @@ lib_a-strrchr.obj: strrchr.S
+@@ -403,6 +403,12 @@ lib_a-strrchr.obj: strrchr.S
  .c.obj:
- 	$(COMPILE) -c `$(CYGPATH_W) '$<'`
+ 	$(AM_V_CC)$(COMPILE) -c `$(CYGPATH_W) '$<'`
  
 +lib_a-access.o: access.c
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-access.o `test -f 'access.c' || echo '$(srcdir)/'`access.c
@@ -9840,7 +9913,7 @@ index 39b23a1ce..969512471 100644
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-access.obj `if test -f 'access.c'; then $(CYGPATH_W) 'access.c'; else $(CYGPATH_W) '$(srcdir)/access.c'; fi`
 +
  lib_a-memchr-stub.o: memchr-stub.c
- 	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-memchr-stub.o `test -f 'memchr-stub.c' || echo '$(srcdir)/'`memchr-stub.c
+ 	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-memchr-stub.o `test -f 'memchr-stub.c' || echo '$(srcdir)/'`memchr-stub.c
  
 diff --git a/newlib/libc/machine/aarch64/access.c b/newlib/libc/machine/aarch64/access.c
 new file mode 100644
@@ -9882,10 +9955,10 @@ index 000000000..980682ef3
 +}
 +	
 diff --git a/newlib/libc/machine/arm/Makefile.am b/newlib/libc/machine/arm/Makefile.am
-index 9bd35e733..731130092 100644
+index 2d559464a..1e6625c05 100644
 --- a/newlib/libc/machine/arm/Makefile.am
 +++ b/newlib/libc/machine/arm/Makefile.am
-@@ -11,7 +11,9 @@ noinst_LIBRARIES = lib.a
+@@ -9,7 +9,9 @@ noinst_LIBRARIES = lib.a
  lib_a_SOURCES = setjmp.S strcmp.S strcpy.c \
  		aeabi_memcpy.c aeabi_memcpy-armv7a.S \
  		aeabi_memmove.c aeabi_memmove-soft.S \
@@ -9897,10 +9970,10 @@ index 9bd35e733..731130092 100644
  lib_a_SOURCES += memchr.S
  lib_a_SOURCES += memcpy-stub.c
 diff --git a/newlib/libc/machine/arm/Makefile.in b/newlib/libc/machine/arm/Makefile.in
-index d9dbcd5c3..43712f813 100644
+index 17a46a44d..b319b8349 100644
 --- a/newlib/libc/machine/arm/Makefile.in
 +++ b/newlib/libc/machine/arm/Makefile.in
-@@ -75,10 +75,10 @@ am_lib_a_OBJECTS = lib_a-setjmp.$(OBJEXT) lib_a-strcmp.$(OBJEXT) \
+@@ -81,10 +81,10 @@ am_lib_a_OBJECTS = lib_a-setjmp.$(OBJEXT) lib_a-strcmp.$(OBJEXT) \
  	lib_a-aeabi_memmove.$(OBJEXT) \
  	lib_a-aeabi_memmove-soft.$(OBJEXT) \
  	lib_a-aeabi_memset.$(OBJEXT) lib_a-aeabi_memset-soft.$(OBJEXT) \
@@ -9915,7 +9988,7 @@ index d9dbcd5c3..43712f813 100644
  lib_a_OBJECTS = $(am_lib_a_OBJECTS)
  DEFAULT_INCLUDES = -I.@am__isrc@
  depcomp =
-@@ -208,8 +208,8 @@ noinst_LIBRARIES = lib.a
+@@ -230,8 +230,8 @@ noinst_LIBRARIES = lib.a
  lib_a_SOURCES = setjmp.S strcmp.S strcpy.c aeabi_memcpy.c \
  	aeabi_memcpy-armv7a.S aeabi_memmove.c aeabi_memmove-soft.S \
  	aeabi_memset.c aeabi_memset-soft.S aeabi_memclr.c \
@@ -9926,9 +9999,9 @@ index d9dbcd5c3..43712f813 100644
  lib_a_CCASFLAGS = $(AM_CCASFLAGS)
  lib_a_CFLAGS = $(AM_CFLAGS)
  ACLOCAL_AMFLAGS = -I ../../.. -I ../../../..
-@@ -367,6 +367,12 @@ lib_a-aeabi_memclr.o: aeabi_memclr.c
+@@ -389,6 +389,12 @@ lib_a-aeabi_memclr.o: aeabi_memclr.c
  lib_a-aeabi_memclr.obj: aeabi_memclr.c
- 	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-aeabi_memclr.obj `if test -f 'aeabi_memclr.c'; then $(CYGPATH_W) 'aeabi_memclr.c'; else $(CYGPATH_W) '$(srcdir)/aeabi_memclr.c'; fi`
+ 	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-aeabi_memclr.obj `if test -f 'aeabi_memclr.c'; then $(CYGPATH_W) 'aeabi_memclr.c'; else $(CYGPATH_W) '$(srcdir)/aeabi_memclr.c'; fi`
  
 +lib_a-sync_synchronize.o: sync_synchronize.c
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-sync_synchronize.o `test -f 'sync_synchronize.c' || echo '$(srcdir)/'`sync_synchronize.c
@@ -9937,7 +10010,7 @@ index d9dbcd5c3..43712f813 100644
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-sync_synchronize.obj `if test -f 'sync_synchronize.c'; then $(CYGPATH_W) 'sync_synchronize.c'; else $(CYGPATH_W) '$(srcdir)/sync_synchronize.c'; fi`
 +
  lib_a-memchr-stub.o: memchr-stub.c
- 	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-memchr-stub.o `test -f 'memchr-stub.c' || echo '$(srcdir)/'`memchr-stub.c
+ 	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-memchr-stub.o `test -f 'memchr-stub.c' || echo '$(srcdir)/'`memchr-stub.c
  
 diff --git a/newlib/libc/machine/arm/sync_synchronize.c b/newlib/libc/machine/arm/sync_synchronize.c
 new file mode 100644
@@ -10024,7 +10097,7 @@ index 9b982a993..8c0aaac8c 100644
 +*/
  #endif /* ! defined (REENTRANT_SYSCALLS_PROVIDED) */
 diff --git a/newlib/libc/stdio/fread.c b/newlib/libc/stdio/fread.c
-index b358d2b4a..29cec0229 100644
+index df8321461..55ceaab42 100644
 --- a/newlib/libc/stdio/fread.c
 +++ b/newlib/libc/stdio/fread.c
 @@ -135,7 +135,7 @@ crlf_r (struct _reent * ptr,
@@ -10036,7 +10109,24 @@ index b358d2b4a..29cec0229 100644
  }
  
  #endif
-@@ -225,7 +225,32 @@ _fread_r (struct _reent * ptr,
+@@ -187,7 +187,6 @@ _fread_r (struct _reent * ptr,
+ 	  int rc = 0;
+ 	  /* save fp buffering state */
+ 	  void *old_base = fp->_bf._base;
+-	  void * old_p = fp->_p;
+ 	  int old_size = fp->_bf._size;
+ 	  /* allow __refill to use user's buffer */
+ 	  fp->_bf._base = (unsigned char *) p;
+@@ -197,7 +196,7 @@ _fread_r (struct _reent * ptr,
+ 	  /* restore fp buffering back to original state */
+ 	  fp->_bf._base = old_base;
+ 	  fp->_bf._size = old_size;
+-	  fp->_p = old_p;
++	  fp->_p = old_base;
+ 	  resid -= fp->_r;
+ 	  p += fp->_r;
+ 	  fp->_r = 0;
+@@ -225,7 +224,32 @@ _fread_r (struct _reent * ptr,
  	  /* fp->_r = 0 ... done in __srefill */
  	  p += r;
  	  resid -= r;
@@ -10044,7 +10134,7 @@ index b358d2b4a..29cec0229 100644
 +
 +      int rc = 0;
 +
-+      if (resid>BUFSIZ)
++      if (resid>fp->_bf._size)
 +      {
 +        /* save fp buffering state */
 +        void *old_base = fp->_bf._base;
@@ -10058,7 +10148,7 @@ index b358d2b4a..29cec0229 100644
 +        /* restore fp buffering back to original state */
 +        fp->_bf._base = old_base;
 +        fp->_bf._size = old_size;
-+        fp->_p = old_p;
++        fp->_p = old_base;
 +        resid -= fp->_r;
 +        p += fp->_r;
 +        fp->_r = 0;
@@ -10071,7 +10161,7 @@ index b358d2b4a..29cec0229 100644
  	      /* no more input: return partial result */
  #ifdef __SCLE
 diff --git a/newlib/libc/stdio/local.h b/newlib/libc/stdio/local.h
-index 53694aa1c..79a8f4666 100644
+index 84ff40b49..ba1d4ee7b 100644
 --- a/newlib/libc/stdio/local.h
 +++ b/newlib/libc/stdio/local.h
 @@ -56,7 +56,7 @@
@@ -10083,11 +10173,35 @@ index 53694aa1c..79a8f4666 100644
  #define _STDIO_WITH_THREAD_CANCELLATION_SUPPORT
  #endif
  
+diff --git a/newlib/libc/stdio/remove.c b/newlib/libc/stdio/remove.c
+index d8dfdbd82..a85b5a99b 100644
+--- a/newlib/libc/stdio/remove.c
++++ b/newlib/libc/stdio/remove.c
+@@ -57,13 +57,17 @@ Supporting OS subroutine required: <<unlink>>.
+ #include <_ansi.h>
+ #include <reent.h>
+ #include <stdio.h>
++#include <errno.h>
+ 
+ int
+ _remove_r (struct _reent *ptr,
+        const char *filename)
+ {
+-  if (_unlink_r (ptr, filename) == -1)
+-    return -1;
++  if (_unlink_r (ptr, filename) == -1) {
++    errno = 0;
++    if (_rmdir_r(ptr, filename) == -1)
++      return -1;
++  }
+ 
+   return 0;
+ }
 diff --git a/newlib/libc/stdio/vfprintf.c b/newlib/libc/stdio/vfprintf.c
-index c4bf2dbe3..d756df37d 100644
+index c1483c0ac..319b1972b 100644
 --- a/newlib/libc/stdio/vfprintf.c
 +++ b/newlib/libc/stdio/vfprintf.c
-@@ -112,6 +112,8 @@ Supporting OS subroutines required: <<close>>, <<fstat>>, <<isatty>>,
+@@ -108,6 +108,8 @@ Supporting OS subroutines required: <<close>>, <<fstat>>, <<isatty>>,
  <<lseek>>, <<read>>, <<sbrk>>, <<write>>.
  */
  
@@ -10096,7 +10210,7 @@ index c4bf2dbe3..d756df37d 100644
  #if defined(LIBC_SCCS) && !defined(lint)
  /*static char *sccsid = "from: @(#)vfprintf.c	5.50 (Berkeley) 12/16/92";*/
  static char *rcsid = "$Id$";
-@@ -1438,7 +1440,7 @@ reswitch:	switch (ch) {
+@@ -1431,7 +1433,7 @@ reswitch:	switch (ch) {
  string:
  #endif
  			sign = '\0';
@@ -10105,7 +10219,7 @@ index c4bf2dbe3..d756df37d 100644
  			/* Behavior is undefined if the user passed a
  			   NULL string when precision is not 0.
  			   However, if we are not optimizing for size,
-@@ -1448,7 +1450,7 @@ string:
+@@ -1441,7 +1443,7 @@ string:
  				size = ((unsigned) prec > 6U) ? 6 : prec;
  			}
  			else
@@ -10115,7 +10229,7 @@ index c4bf2dbe3..d756df37d 100644
  			if (ch == 'S' || (flags & LONGINT)) {
  				mbstate_t ps;
 diff --git a/newlib/libc/stdio/vfscanf.c b/newlib/libc/stdio/vfscanf.c
-index 9c38eebf4..fbc8d877d 100644
+index 037692531..b5e524c53 100644
 --- a/newlib/libc/stdio/vfscanf.c
 +++ b/newlib/libc/stdio/vfscanf.c
 @@ -74,6 +74,8 @@ These are GNU extensions.
@@ -10128,7 +10242,7 @@ index 9c38eebf4..fbc8d877d 100644
  #include <reent.h>
  #include <newlib.h>
 diff --git a/newlib/libc/stdio/vfwprintf.c b/newlib/libc/stdio/vfwprintf.c
-index 980b31e3b..722be905e 100644
+index 7384b37d3..b4e1dbde5 100644
 --- a/newlib/libc/stdio/vfwprintf.c
 +++ b/newlib/libc/stdio/vfwprintf.c
 @@ -92,6 +92,9 @@ SEEALSO
@@ -10142,7 +10256,7 @@ index 980b31e3b..722be905e 100644
  
  #ifdef INTEGER_ONLY
 diff --git a/newlib/libc/stdio/vfwscanf.c b/newlib/libc/stdio/vfwscanf.c
-index 0464b0837..435fc0142 100644
+index e9e00dfec..c38d81e17 100644
 --- a/newlib/libc/stdio/vfwscanf.c
 +++ b/newlib/libc/stdio/vfwscanf.c
 @@ -74,6 +74,9 @@ PORTABILITY
@@ -10156,10 +10270,10 @@ index 0464b0837..435fc0142 100644
  #include <reent.h>
  #include <newlib.h>
 diff --git a/newlib/libc/stdlib/Makefile.am b/newlib/libc/stdlib/Makefile.am
-index 357e37beb..7183b2100 100644
+index a91bdc784..e049adc9a 100644
 --- a/newlib/libc/stdlib/Makefile.am
 +++ b/newlib/libc/stdlib/Makefile.am
-@@ -110,6 +110,7 @@ MALLOCR=mallocr
+@@ -112,6 +112,7 @@ MALLOCR=mallocr
  endif
  
  EXTENDED_SOURCES = \
@@ -10168,10 +10282,10 @@ index 357e37beb..7183b2100 100644
  	arc4random_uniform.c \
  	cxa_atexit.c	\
 diff --git a/newlib/libc/stdlib/Makefile.in b/newlib/libc/stdlib/Makefile.in
-index 699831f13..1e6d2e612 100644
+index 0fed51d79..2d8dc1325 100644
 --- a/newlib/libc/stdlib/Makefile.in
 +++ b/newlib/libc/stdlib/Makefile.in
-@@ -119,7 +119,7 @@ am__objects_2 = lib_a-__adjust.$(OBJEXT) lib_a-__atexit.$(OBJEXT) \
+@@ -127,7 +127,7 @@ am__objects_2 = lib_a-__adjust.$(OBJEXT) lib_a-__atexit.$(OBJEXT) \
  	lib_a-wcstoumax.$(OBJEXT) lib_a-wcstombs.$(OBJEXT) \
  	lib_a-wcstombs_r.$(OBJEXT) lib_a-wctomb.$(OBJEXT) \
  	lib_a-wctomb_r.$(OBJEXT) $(am__objects_1)
@@ -10180,7 +10294,7 @@ index 699831f13..1e6d2e612 100644
  	lib_a-arc4random_uniform.$(OBJEXT) lib_a-cxa_atexit.$(OBJEXT) \
  	lib_a-cxa_finalize.$(OBJEXT) lib_a-drand48.$(OBJEXT) \
  	lib_a-ecvtbuf.$(OBJEXT) lib_a-efgcvt.$(OBJEXT) \
-@@ -173,7 +173,7 @@ am__objects_9 = __adjust.lo __atexit.lo __call_atexit.lo __exp10.lo \
+@@ -182,7 +182,7 @@ am__objects_9 = __adjust.lo __atexit.lo __call_atexit.lo __exp10.lo \
  	utoa.lo wcstod.lo wcstoimax.lo wcstol.lo wcstoul.lo \
  	wcstoumax.lo wcstombs.lo wcstombs_r.lo wctomb.lo wctomb_r.lo \
  	$(am__objects_8)
@@ -10189,9 +10303,9 @@ index 699831f13..1e6d2e612 100644
  	cxa_finalize.lo drand48.lo ecvtbuf.lo efgcvt.lo erand48.lo \
  	jrand48.lo lcong48.lo lrand48.lo mrand48.lo msize.lo mtrim.lo \
  	nrand48.lo rand48.lo seed48.lo srand48.lo strtoll.lo \
-@@ -1054,6 +1054,12 @@ lib_a-wcstold.o: wcstold.c
+@@ -1102,6 +1102,12 @@ lib_a-wcstold.o: wcstold.c
  lib_a-wcstold.obj: wcstold.c
- 	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-wcstold.obj `if test -f 'wcstold.c'; then $(CYGPATH_W) 'wcstold.c'; else $(CYGPATH_W) '$(srcdir)/wcstold.c'; fi`
+ 	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-wcstold.obj `if test -f 'wcstold.c'; then $(CYGPATH_W) 'wcstold.c'; else $(CYGPATH_W) '$(srcdir)/wcstold.c'; fi`
  
 +lib_a-threads.o: threads.c
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-threads.o `test -f 'threads.c' || echo '$(srcdir)/'`threads.c
@@ -10200,40 +10314,8 @@ index 699831f13..1e6d2e612 100644
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-threads.obj `if test -f 'threads.c'; then $(CYGPATH_W) 'threads.c'; else $(CYGPATH_W) '$(srcdir)/threads.c'; fi`
 +
  lib_a-arc4random.o: arc4random.c
- 	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-arc4random.o `test -f 'arc4random.c' || echo '$(srcdir)/'`arc4random.c
+ 	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-arc4random.o `test -f 'arc4random.c' || echo '$(srcdir)/'`arc4random.c
  
-diff --git a/newlib/libc/stdlib/aligned_alloc.c b/newlib/libc/stdlib/aligned_alloc.c
-index 88413ce86..24029a6f7 100644
---- a/newlib/libc/stdlib/aligned_alloc.c
-+++ b/newlib/libc/stdlib/aligned_alloc.c
-@@ -1,5 +1,5 @@
- /*-
-- * Copyright (c) 2015 embedded brains GmbH
-+ * Copyright (c) 2018 Dave Murphy
-  * All rights reserved.
-  *
-  * Redistribution and use in source and binary forms, with or without
-@@ -25,14 +25,15 @@
-  */
- 
- #include <stdlib.h>
-+#include <malloc.h>
-+#include <errno.h>
- 
- void *
- aligned_alloc(size_t alignment, size_t size)
- {
--	void *p;
--	int error;
-+	if ((alignment !=0) && !(alignment & (alignment - 1 )) && !(size & (alignment - 1)))
-+		return memalign(alignment,size);
- 
--	error = posix_memalign(&p, alignment, size);
--
--	return (error == 0 ? p : NULL);
-+	errno = EINVAL;
-+	return (void*)NULL;
- }
 diff --git a/newlib/libc/stdlib/mbtowc_r.c b/newlib/libc/stdlib/mbtowc_r.c
 index 920a7ea3c..ba5ee7652 100644
 --- a/newlib/libc/stdlib/mbtowc_r.c
@@ -10573,16 +10655,3 @@ index 000000000..567fed56b
 +	__libc_lock_release_recursive(&(NAME))
 +
 +#endif // __SYS_LOCK_H__
-diff --git a/newlib/libc/sys/arm/sys/param.h b/newlib/libc/sys/arm/sys/param.h
-index 5b9464cca..e8969b954 100644
---- a/newlib/libc/sys/arm/sys/param.h
-+++ b/newlib/libc/sys/arm/sys/param.h
-@@ -19,6 +19,8 @@
- # define PATHSIZE (1024)
- #endif
- 
-+#define MAXPATHLEN	PATHSIZE
-+
- #define MAX(a,b) ((a) > (b) ? (a) : (b))
- #define MIN(a,b) ((a) < (b) ? (a) : (b))
- 

dka64/scripts/build-crtls.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+#---------------------------------------------------------------------------------
+# set env variables
+#---------------------------------------------------------------------------------
+export DEVKITPRO=$TOOLPATH
+
+#---------------------------------------------------------------------------------
+# Install the rules files
+#---------------------------------------------------------------------------------
+cd $BUILDDIR
+
+tar -xvf $SRCDIR/devkita64-rules-$DKA64_RULES_VER.tar.gz
+cd devkita64-rules-$DKA64_RULES_VER
+make install

dka64/scripts/build-gcc.sh

@@ -59,14 +59,16 @@ then
 		--enable-libstdcxx-time \
 		--enable-libstdcxx-filesystem-ts \
 		--target=$target \
-		--with-newlib \
+		--with-newlib=yes \
 		--with-headers=../../newlib-$NEWLIB_VER/newlib/libc/include \
 		--prefix=$prefix \
-		--enable-lto $plugin_ld\
+		--enable-lto \
-		--with-system-zlib \
+		--disable-tm-clone-registry \
-		--with-bugurl="https://github.com/devkitPro/buildscripts/issues" --with-pkgversion="devkitA64 release 14" \
+		--disable-__cxa_atexit \
+		--with-bugurl="https://github.com/devkitPro/buildscripts/issues" --with-pkgversion="devkitA64 release 18" \
 		$CROSS_PARAMS \
 		$CROSS_GCC_PARAMS \
+		$EXTRA_GCC_PARAMS \
 		|| { echo "Error configuring gcc"; exit 1; }
 	touch configured-gcc
 fi
@@ -148,42 +150,3 @@ then
 fi
 
 rm -fr $prefix/$target/sys-include
-
-cd $BUILDDIR
-
-#---------------------------------------------------------------------------------
-# build and install the debugger
-#---------------------------------------------------------------------------------
-mkdir -p $target/gdb
-cd $target/gdb
-
-PLATFORM=`uname -s`
-
-if [ ! -f configured-gdb ]
-then
-	CFLAGS="$cflags" \
-	CXXFLAGS="$cflags" \
-	LDFLAGS="$ldflags" \
-	../../gdb-$GDB_VER/configure \
-	--disable-nls --prefix=$prefix --target=$target --disable-werror \
-	$CROSS_PARAMS \
-	|| { echo "Error configuring gdb"; exit 1; }
-	touch configured-gdb
-fi
-
-if [ ! -f built-gdb ]
-then
-	$MAKE || { echo "Error building gdb"; exit 1; }
-	touch built-gdb
-fi
-
-if [ ! -f installed-gdb ]
-then
-	$MAKE install || { echo "Error installing gdb"; exit 1; }
-	touch installed-gdb
-fi
-
-#---------------------------------------------------------------------------------
-# copy base rulesets
-#---------------------------------------------------------------------------------
-cp -v $BUILDSCRIPTDIR/dka64/rules/* $prefix

dkarm-eabi/patches/binutils-2.37.patch

@@ -0,0 +1,17 @@
+diff --git a/libiberty/rust-demangle.c b/libiberty/rust-demangle.c
+index df09b7b8fddb82b21f97afee8821166d92220094..ac1eb8eb02c6d42533c0faa7aebdce432ac947e9 100644 (file)
+--- a/libiberty/rust-demangle.c
++++ b/libiberty/rust-demangle.c
+@@ -75,10 +75,10 @@ struct rust_demangler
+   int version;
+ 
+   /* Recursion depth.  */
+-  uint recursion;
++  unsigned recursion;
+   /* Maximum number of times demangle_path may be called recursively.  */
+ #define RUST_MAX_RECURSION_COUNT  1024
+-#define RUST_NO_RECURSION_LIMIT   ((uint) -1)
++#define RUST_NO_RECURSION_LIMIT   ((unsigned) -1)
+ 
+   uint64_t bound_lifetime_depth;
+ };

dkarm-eabi/patches/gcc-11.2.0.patch

@@ -1,8 +1,70 @@
+diff --git a/gcc/config.host b/gcc/config.host
+index 0a02c33cc80..38f7adc655e 100644
+--- a/gcc/config.host
++++ b/gcc/config.host
+@@ -251,6 +251,10 @@ case ${host} in
+     host_extra_gcc_objs="${host_extra_gcc_objs} driver-mingw32.o"
+     host_lto_plugin_soname=liblto_plugin.dll
+     ;;
++  aarch64-*-darwin*)
++    out_host_hook_obj="${out_host_hook_obj} host-aarch64-darwin.o"
++    host_xmake_file="${host_xmake_file} aarch64/x-darwin"
++    ;;
+   i[34567]86-*-darwin* | x86_64-*-darwin*)
+     out_host_hook_obj="${out_host_hook_obj} host-i386-darwin.o"
+     host_xmake_file="${host_xmake_file} i386/x-darwin"
+diff --git a/gcc/config/aarch64/host-aarch64-darwin.c b/gcc/config/aarch64/host-aarch64-darwin.c
+new file mode 100644
+index 00000000000..92c38b0b9db
+--- /dev/null
++++ b/gcc/config/aarch64/host-aarch64-darwin.c
+@@ -0,0 +1,32 @@
++/* i386-darwin host-specific hook definitions.
++   Copyright (C) 2003-2021 Free Software Foundation, Inc.
++
++This file is part of GCC.
++
++GCC is free software; you can redistribute it and/or modify it under
++the terms of the GNU General Public License as published by the Free
++Software Foundation; either version 3, or (at your option) any later
++version.
++
++GCC is distributed in the hope that it will be useful, but WITHOUT ANY
++WARRANTY; without even the implied warranty of MERCHANTABILITY or
++FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
++for more details.
++
++You should have received a copy of the GNU General Public License
++along with GCC; see the file COPYING3.  If not see
++<http://www.gnu.org/licenses/>.  */
++
++#define IN_TARGET_CODE 1
++
++#include "config.h"
++#include "system.h"
++#include "coretypes.h"
++#include "hosthooks.h"
++#include "hosthooks-def.h"
++#include "config/host-darwin.h"
++
++/* Darwin doesn't do anything special for aarch64 hosts; this file exists just
++   to include config/host-darwin.h.  */
++
++const struct host_hooks host_hooks = HOST_HOOKS_INITIALIZER;
+diff --git a/gcc/config/aarch64/x-darwin b/gcc/config/aarch64/x-darwin
+new file mode 100644
+index 00000000000..6d788d5e89c
+--- /dev/null
++++ b/gcc/config/aarch64/x-darwin
+@@ -0,0 +1,3 @@
++host-aarch64-darwin.o : $(srcdir)/config/aarch64/host-aarch64-darwin.c
++	$(COMPILE) $<
++	$(POSTCOMPILE)
 diff --git a/gcc/config/arm/arm-cpus.in b/gcc/config/arm/arm-cpus.in
-index 3a55f6ac6d2..1a16dcc1c74 100644
+index ab4b6acf5ea..2b8d0da296f 100644
 --- a/gcc/config/arm/arm-cpus.in
 +++ b/gcc/config/arm/arm-cpus.in
-@@ -352,7 +352,7 @@ begin arch armv6k
+@@ -402,7 +402,7 @@ begin arch armv6k
   tune for mpcore
   tune flags CO_PROC
   base 6K
@@ -12,15 +74,9 @@ index 3a55f6ac6d2..1a16dcc1c74 100644
   optalias vfpv2 fp
   option nofp remove ALL_FP
 diff --git a/gcc/config/arm/t-arm-elf b/gcc/config/arm/t-arm-elf
-index 8911d489f14..b1976386bab 100644
+index d68def30867..d31f1e31ee6 100644
 --- a/gcc/config/arm/t-arm-elf
 +++ b/gcc/config/arm/t-arm-elf
-@@ -1,4 +1,4 @@
--# Copyright (C) 1998-2019 Free Software Foundation, Inc.
-+# Copyright (C) 1998-2017 Free Software Foundation, Inc.
- #
- # This file is part of GCC.
- #
 @@ -16,111 +16,14 @@
  # along with GCC; see the file COPYING3.  If not see
  # <http://www.gnu.org/licenses/>.
@@ -56,7 +112,7 @@ index 8911d489f14..b1976386bab 100644
 -all_v7_a_r	:= armv7-a armv7ve armv7-r
 -
 -all_v8_archs	:= armv8-a armv8-a+crc armv8.1-a armv8.2-a armv8.3-a armv8.4-a \
--		   armv8.5-a
+-		   armv8.5-a armv8.6-a
 -
 -# No floating point variants, require thumb1 softfp
 -all_nofp_t	:= armv6-m armv6s-m armv8-m.base
@@ -139,7 +195,7 @@ index 8911d489f14..b1976386bab 100644
 -MULTILIB_REUSE	     += mthumb/mfpu.auto/march.armv7+fp/mfloat-abi.hard=mfpu.auto/march.armv7+fp/mfloat-abi.hard
 -MULTILIB_REUSE	     += mthumb/mfpu.auto/march.armv7+fp/mfloat-abi.hard=march.armv7+fp/mfloat-abi.hard
 diff --git a/gcc/config/arm/unknown-elf.h b/gcc/config/arm/unknown-elf.h
-index cf9ba6b4dc0..008d7555ecb 100644
+index cca6f0ece54..8b78c28c7bb 100644
 --- a/gcc/config/arm/unknown-elf.h
 +++ b/gcc/config/arm/unknown-elf.h
 @@ -29,7 +29,7 @@
@@ -158,11 +214,27 @@ index cf9ba6b4dc0..008d7555ecb 100644
 -#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %{!nolibc:%L} --end-group"
 +#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %L %(libgloss) --end-group"
 +
+diff --git a/gcc/config/i386/host-mingw32.c b/gcc/config/i386/host-mingw32.c
+index 360a280b23a..2c03947999a 100644
+--- a/gcc/config/i386/host-mingw32.c
++++ b/gcc/config/i386/host-mingw32.c
+@@ -45,7 +45,11 @@ static size_t mingw32_gt_pch_alloc_granularity (void);
+ static inline void w32_error(const char*, const char*, int, const char*);
+ 
+ /* FIXME: Is this big enough?  */
++#if __MINGW64__
++static const size_t pch_VA_max_size  = UINT64_C(64 * 1024 * 1024 * 1024);
++#else
+ static const size_t pch_VA_max_size  = 128 * 1024 * 1024;
++#endif
+ 
+ /* Granularity for reserving address space.  */
+ static size_t va_granularity = 0x10000;
 diff --git a/gcc/gcc.c b/gcc/gcc.c
-index 4f57765b012..2899202cc05 100644
+index 4d790f9dd4a..10f0d08524c 100644
 --- a/gcc/gcc.c
 +++ b/gcc/gcc.c
-@@ -794,6 +794,11 @@ proper position among the other output files.  */
+@@ -853,6 +853,11 @@ proper position among the other output files.  */
  #endif
  #endif
  
@@ -174,7 +246,7 @@ index 4f57765b012..2899202cc05 100644
  /* config.h can define STARTFILE_SPEC to override the default crt0 files.  */
  #ifndef STARTFILE_SPEC
  #define STARTFILE_SPEC  \
-@@ -1086,6 +1091,7 @@ static const char *link_spec = LINK_SPEC;
+@@ -1197,6 +1202,7 @@ static const char *link_spec = LINK_SPEC;
  static const char *lib_spec = LIB_SPEC;
  static const char *link_gomp_spec = "";
  static const char *libgcc_spec = LIBGCC_SPEC;
@@ -182,7 +254,7 @@ index 4f57765b012..2899202cc05 100644
  static const char *endfile_spec = ENDFILE_SPEC;
  static const char *startfile_spec = STARTFILE_SPEC;
  static const char *linker_name_spec = LINKER_NAME;
-@@ -1583,6 +1589,7 @@ static struct spec_list static_specs[] =
+@@ -1702,6 +1708,7 @@ static struct spec_list static_specs[] =
    INIT_STATIC_SPEC ("lib",			&lib_spec),
    INIT_STATIC_SPEC ("link_gomp",		&link_gomp_spec),
    INIT_STATIC_SPEC ("libgcc",			&libgcc_spec),
@@ -201,15 +273,55 @@ index dddddc7c444..c2502597953 100644
 -LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions
 +LIB2_DIVMOD_EXCEPTION_FLAGS := -fno-exceptions
 diff --git a/libgcc/crtstuff.c b/libgcc/crtstuff.c
-index 4927a9f8977..2a79e3e137d 100644
+index 675930db043..bdfd6f6b0bb 100644
 --- a/libgcc/crtstuff.c
 +++ b/libgcc/crtstuff.c
-@@ -47,7 +47,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+@@ -325,7 +325,7 @@ register_tm_clones (void)
+ 
+ #ifdef OBJECT_FORMAT_ELF
+ 
+-#if DEFAULT_USE_CXA_ATEXIT
++#if 1 /* DEFAULT_USE_CXA_ATEXIT */
+ /* Declare the __dso_handle variable.  It should have a unique value
+    in every shared-object; in a main program its value is zero.  The
+    object should in any case be protected.  This means the instance
+diff --git a/libstdc++-v3/include/c_compatibility/fenv.h b/libstdc++-v3/include/c_compatibility/fenv.h
+index 0413e3b7c25..ff5f8bbe1a1 100644
+--- a/libstdc++-v3/include/c_compatibility/fenv.h
++++ b/libstdc++-v3/include/c_compatibility/fenv.h
+@@ -26,6 +26,10 @@
+  *  This is a Standard C++ Library header.
+  */
+ 
++#if !defined __cplusplus || defined _GLIBCXX_INCLUDE_NEXT_C_HEADERS
++# include_next <fenv.h>
++#else
++
+ #ifndef _GLIBCXX_FENV_H
+ #define _GLIBCXX_FENV_H 1
+ 
+@@ -79,3 +83,5 @@ namespace std
+ #endif // C++11
+ 
+ #endif // _GLIBCXX_FENV_H
++
++#endif // __cplusplus
+diff --git a/libstdc++-v3/include/c_global/cfenv b/libstdc++-v3/include/c_global/cfenv
+index 0b0ec35a837..d24cb1a3c81 100644
+--- a/libstdc++-v3/include/c_global/cfenv
++++ b/libstdc++-v3/include/c_global/cfenv
+@@ -37,9 +37,11 @@
+ 
+ #include <bits/c++config.h>
+ 
+-#if _GLIBCXX_HAVE_FENV_H
+-# include <fenv.h>
+-#endif
++// Need to ensure this finds the C library's <fenv.h> not a libstdc++
++// wrapper that might already be installed later in the include search path.
++#define _GLIBCXX_INCLUDE_NEXT_C_HEADERS
++#include_next <fenv.h>
++#undef _GLIBCXX_INCLUDE_NEXT_C_HEADERS
+ 
+ #ifdef _GLIBCXX_USE_C99_FENV_TR1
  
- /* Target machine header files require this define. */
- #define IN_LIBGCC2
--
-+#define USED_FOR_TARGET
- /* FIXME: Including auto-host is incorrect, but until we have
-    identified the set of defines that need to go into auto-target.h,
-    this will have to do.  */

dkarm-eabi/patches/gdb-8.2.1.patch

@@ -1,597 +0,0 @@
-diff --git a/gdb/Makefile.in b/gdb/Makefile.in
-index 9799a7a65d..ccd3f8a626 100644
---- a/gdb/Makefile.in
-+++ b/gdb/Makefile.in
-@@ -684,6 +684,7 @@ ALL_TARGET_OBS = \
- 	arch/arm-linux.o \
- 	arch/i386.o \
- 	arch/ppc-linux-common.o \
-+	arm-3ds-tdep.o \
- 	arm-bsd-tdep.o \
- 	arm-fbsd-tdep.o \
- 	arm-linux-tdep.o \
-@@ -2213,6 +2214,7 @@ ALLDEPFILES = \
- 	amd64-tdep.c \
- 	arc-tdep.c \
- 	arm.c \
-+	arm-3ds-tdep.c \
- 	arm-bsd-tdep.c \
- 	arm-fbsd-nat.c \
- 	arm-fbsd-tdep.c \
-diff --git a/gdb/arm-3ds-tdep.c b/gdb/arm-3ds-tdep.c
-new file mode 100644
-index 0000000000..c41336982b
---- /dev/null
-+++ b/gdb/arm-3ds-tdep.c
-@@ -0,0 +1,291 @@
-+/* Target-dependent code for 3DS. */
-+
-+/* This uses code from GDB, which license is: */
-+
-+/*
-+   Copyright (C) 2002-2017 Free Software Foundation, Inc.
-+
-+   This file is part of GDB.
-+
-+   This program is free software; you can redistribute it and/or modify
-+   it under the terms of the GNU General Public License as published by
-+   the Free Software Foundation; either version 3 of the License, or
-+   (at your option) any later version.
-+
-+   This program is distributed in the hope that it will be useful,
-+   but WITHOUT ANY WARRANTY; without even the implied warranty of
-+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-+   GNU General Public License for more details.
-+
-+   You should have received a copy of the GNU General Public License
-+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
-+
-+#include "defs.h"
-+#include "gdbcore.h"
-+#include "target.h"
-+#include "osabi.h"
-+#include "xml-syscall.h"
-+
-+#include "arch/arm.h"
-+#include "arch/arm-get-next-pcs.h"
-+#include "arm-tdep.h"
-+
-+static const gdb_byte arm_3ds_arm_le_breakpoint[] = {0xff, 0x00, 0x00, 0xef};
-+static const gdb_byte arm_3ds_thumb_le_breakpoint[] = {0xff, 0xdf};
-+
-+static CORE_ADDR
-+  arm_3ds_get_next_pcs_syscall_next_pc (struct arm_get_next_pcs *self);
-+
-+/* Operation function pointers for get_next_pcs.  */
-+static struct arm_get_next_pcs_ops arm_3ds_get_next_pcs_ops = {
-+  arm_get_next_pcs_read_memory_unsigned_integer,
-+  arm_3ds_get_next_pcs_syscall_next_pc,
-+  arm_get_next_pcs_addr_bits_remove,
-+  arm_get_next_pcs_is_thumb,
-+  NULL,
-+};
-+
-+/* single_step() is called just before we want to resume the inferior,
-+   if we want to single-step it but there is no hardware or kernel
-+   single-step support.  We find the target of the coming instructions
-+   and breakpoint them.  */
-+
-+std::vector<CORE_ADDR>
-+arm_3ds_software_single_step (struct regcache *regcache)
-+{
-+  struct gdbarch *gdbarch = regcache->arch ();
-+  struct arm_get_next_pcs next_pcs_ctx;
-+
-+  arm_get_next_pcs_ctor (&next_pcs_ctx,
-+			 &arm_3ds_get_next_pcs_ops,
-+			 gdbarch_byte_order (gdbarch),
-+			 gdbarch_byte_order_for_code (gdbarch),
-+			 0,
-+			 regcache);
-+
-+  std::vector<CORE_ADDR> next_pcs = arm_get_next_pcs (&next_pcs_ctx);
-+
-+  for (CORE_ADDR &pc_ref : next_pcs)
-+    pc_ref = gdbarch_addr_bits_remove (gdbarch, pc_ref);
-+
-+  return next_pcs;
-+}
-+
-+static CORE_ADDR
-+arm_3ds_get_next_pcs_syscall_next_pc (struct arm_get_next_pcs *self)
-+{
-+  CORE_ADDR next_pc = 0;
-+  CORE_ADDR pc = regcache_read_pc (self->regcache);
-+  int is_thumb = arm_is_thumb (self->regcache);
-+  ULONGEST svc_number = 0;
-+
-+  if (is_thumb)
-+    {
-+      next_pc = pc + 2;
-+    }
-+  else
-+    {
-+      next_pc = pc + 4;
-+    }
-+
-+  /* Addresses for calling Thumb functions have the bit 0 set.  */
-+  if (is_thumb)
-+    next_pc = MAKE_THUMB_ADDR (next_pc);
-+
-+  return next_pc;
-+}
-+
-+static LONGEST
-+arm_3ds_get_syscall_number (struct gdbarch *gdbarch,
-+			      thread_info *thread)
-+{
-+  struct regcache *regs = get_thread_regcache (thread);
-+
-+  ULONGEST pc;
-+  ULONGEST cpsr;
-+  ULONGEST t_bit = arm_psr_thumb_bit (gdbarch);
-+  int is_thumb;
-+  ULONGEST svc_number = -1;
-+
-+  regcache_cooked_read_unsigned (regs, ARM_PC_REGNUM, &pc);
-+  regcache_cooked_read_unsigned (regs, ARM_PS_REGNUM, &cpsr);
-+  is_thumb = (cpsr & t_bit) != 0;
-+
-+  if (is_thumb)
-+    {
-+      enum bfd_endian byte_order_for_code =
-+	gdbarch_byte_order_for_code (gdbarch);
-+
-+      /* PC gets incremented before the syscall-stop, so read the
-+	 previous instruction.  */
-+      unsigned long this_instr =
-+	read_memory_unsigned_integer (pc - 2, 2, byte_order_for_code);
-+
-+      unsigned long svc_operand = (0x00ff & this_instr);
-+      svc_number = svc_operand;
-+    }
-+  else
-+    {
-+      enum bfd_endian byte_order_for_code =
-+	gdbarch_byte_order_for_code (gdbarch);
-+
-+      /* PC gets incremented before the syscall-stop, so read the
-+	 previous instruction.  */
-+      unsigned long this_instr =
-+	read_memory_unsigned_integer (pc - 4, 4, byte_order_for_code);
-+
-+      unsigned long svc_operand = (0x000000ff & this_instr);
-+      svc_number = svc_operand;
-+    }
-+
-+  if (svc_number == 0xfe)
-+    {
-+      regcache_cooked_read_unsigned (regs, 12, &svc_number);
-+    }
-+
-+  return svc_number;
-+}
-+
-+/* Implement the breakpoint_kind_from_pc gdbarch method.  */
-+
-+static int
-+arm_3ds_breakpoint_kind_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr)
-+{
-+  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
-+  enum bfd_endian byte_order_for_code = gdbarch_byte_order_for_code (gdbarch);
-+
-+  if (arm_pc_is_thumb (gdbarch, *pcptr))
-+    {
-+      *pcptr = UNMAKE_THUMB_ADDR (*pcptr);
-+
-+      /* If we have a separate 32-bit breakpoint instruction for Thumb-2,
-+	 check whether we are replacing a 32-bit instruction.  */
-+      if (tdep->thumb2_breakpoint != NULL)
-+	{
-+	  gdb_byte buf[2];
-+
-+	  if (target_read_memory (*pcptr, buf, 2) == 0)
-+	    {
-+	      unsigned short inst1;
-+
-+	      inst1 = extract_unsigned_integer (buf, 2, byte_order_for_code);
-+	      if (thumb_insn_size (inst1) == 4)
-+		return ARM_BP_KIND_THUMB2;
-+	    }
-+	}
-+
-+      return ARM_BP_KIND_THUMB;
-+    }
-+  else
-+    return ARM_BP_KIND_ARM;
-+
-+}
-+
-+/* Implement the sw_breakpoint_from_kind gdbarch method.  */
-+
-+static const gdb_byte *
-+arm_3ds_sw_breakpoint_from_kind (struct gdbarch *gdbarch, int kind, int *size)
-+{
-+  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
-+
-+  switch (kind)
-+    {
-+    case ARM_BP_KIND_ARM:
-+      *size = tdep->arm_breakpoint_size;
-+      return tdep->arm_breakpoint;
-+    case ARM_BP_KIND_THUMB:
-+      *size = tdep->thumb_breakpoint_size;
-+      return tdep->thumb_breakpoint;
-+    case ARM_BP_KIND_THUMB2:
-+      *size = tdep->thumb2_breakpoint_size;
-+      return tdep->thumb2_breakpoint;
-+    default:
-+      gdb_assert_not_reached ("unexpected arm breakpoint kind");
-+    }
-+}
-+
-+/* Implement the breakpoint_kind_from_current_state gdbarch method.  */
-+
-+static int
-+arm_3ds_breakpoint_kind_from_current_state (struct gdbarch *gdbarch,
-+					struct regcache *regcache,
-+					CORE_ADDR *pcptr)
-+{
-+  gdb_byte buf[4];
-+
-+  /* Check the memory pointed by PC is readable.  */
-+  if (target_read_memory (regcache_read_pc (regcache), buf, 4) == 0)
-+    {
-+      struct arm_get_next_pcs next_pcs_ctx;
-+
-+      arm_get_next_pcs_ctor (&next_pcs_ctx,
-+			     &arm_3ds_get_next_pcs_ops,
-+			     gdbarch_byte_order (gdbarch),
-+			     gdbarch_byte_order_for_code (gdbarch),
-+			     0,
-+			     regcache);
-+
-+      std::vector<CORE_ADDR> next_pcs = arm_get_next_pcs (&next_pcs_ctx);
-+
-+      /* If MEMADDR is the next instruction of current pc, do the
-+	 software single step computation, and get the thumb mode by
-+	 the destination address.  */
-+      for (CORE_ADDR pc : next_pcs)
-+	{
-+	  if (UNMAKE_THUMB_ADDR (pc) == *pcptr)
-+	    {
-+	      if (IS_THUMB_ADDR (pc))
-+		{
-+		  *pcptr = MAKE_THUMB_ADDR (*pcptr);
-+		  return arm_3ds_breakpoint_kind_from_pc (gdbarch, pcptr);
-+		}
-+	      else
-+		return ARM_BP_KIND_ARM;
-+	    }
-+	}
-+    }
-+
-+  return arm_3ds_breakpoint_kind_from_pc (gdbarch, pcptr);
-+}
-+
-+static void
-+arm_3ds_init_abi (struct gdbarch_info info,
-+			    struct gdbarch *gdbarch)
-+{
-+  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
-+
-+  switch (info.byte_order)
-+    {
-+    case BFD_ENDIAN_LITTLE:
-+      tdep->arm_breakpoint = arm_3ds_arm_le_breakpoint;
-+      tdep->thumb_breakpoint = arm_3ds_thumb_le_breakpoint;
-+      tdep->arm_breakpoint_size = sizeof (arm_3ds_arm_le_breakpoint);
-+      tdep->thumb_breakpoint_size = sizeof (arm_3ds_thumb_le_breakpoint);
-+      break;
-+
-+    default:
-+      internal_error (__FILE__, __LINE__,
-+        _("arm_gdbarch_init: bad byte order"));
-+    }
-+  tdep->fp_model = ARM_FLOAT_VFP;
-+
-+  /* Single stepping.  */
-+  set_gdbarch_software_single_step (gdbarch, arm_3ds_software_single_step);
-+
-+  /* Breakpoint manipulation.  */
-+  set_gdbarch_breakpoint_kind_from_pc (gdbarch, arm_3ds_breakpoint_kind_from_pc);
-+  set_gdbarch_sw_breakpoint_from_kind (gdbarch, arm_3ds_sw_breakpoint_from_kind);
-+  set_gdbarch_breakpoint_kind_from_current_state (gdbarch,
-+						  arm_3ds_breakpoint_kind_from_current_state);
-+
-+  /* `catch syscall' */
-+  set_xml_syscall_file_name (gdbarch, "syscalls/arm-3ds.xml");
-+  set_gdbarch_get_syscall_number (gdbarch, arm_3ds_get_syscall_number);
-+}
-+
-+void
-+_initialize_arm_3ds_tdep (void)
-+{
-+  gdbarch_register_osabi (bfd_arch_arm, 0, GDB_OSABI_3DS,
-+                          arm_3ds_init_abi);
-+}
-diff --git a/gdb/configure.tgt b/gdb/configure.tgt
-index f197160896..e2835ddef5 100644
---- a/gdb/configure.tgt
-+++ b/gdb/configure.tgt
-@@ -61,7 +61,7 @@ arc*-*-*)
- 	;;
- 
- arm*-*-*)
--	cpu_obs="arch/arm.o arch/arm-get-next-pcs.o arm-tdep.o";;
-+	cpu_obs="arch/arm.o arch/arm-get-next-pcs.o arm-tdep.o arm-3ds-tdep.o";;
- 
- hppa*-*-*)
- 	# Target: HP PA-RISC
-diff --git a/gdb/data-directory/Makefile.in b/gdb/data-directory/Makefile.in
-index 753e0b69a3..645eb043b9 100644
---- a/gdb/data-directory/Makefile.in
-+++ b/gdb/data-directory/Makefile.in
-@@ -63,7 +63,7 @@ GEN_SYSCALLS_FILES = \
- 	sparc-linux.xml \
- 	sparc64-linux.xml
- 
--SYSCALLS_FILES = gdb-syscalls.dtd freebsd.xml $(GEN_SYSCALLS_FILES)
-+SYSCALLS_FILES = gdb-syscalls.dtd freebsd.xml arm-3ds.xml $(GEN_SYSCALLS_FILES)
- 
- PYTHON_DIR = python
- PYTHON_INSTALL_DIR = $(DESTDIR)$(GDB_DATADIR)/$(PYTHON_DIR)
-diff --git a/gdb/defs.h b/gdb/defs.h
-index fc4217005a..a179a6d820 100644
---- a/gdb/defs.h
-+++ b/gdb/defs.h
-@@ -495,6 +495,7 @@ enum gdb_osabi
-   GDB_OSABI_LYNXOS178,
-   GDB_OSABI_NEWLIB,
-   GDB_OSABI_SDE,
-+  GDB_OSABI_3DS,
- 
-   GDB_OSABI_INVALID		/* keep this last */
- };
-diff --git a/gdb/dtrace-probe.c b/gdb/dtrace-probe.c
-index fa4e06e794..b6afc4cc7c 100644
---- a/gdb/dtrace-probe.c
-+++ b/gdb/dtrace-probe.c
-@@ -100,7 +100,7 @@ public:
- 
- /* DTrace static_probe_ops.  */
- 
--const dtrace_static_probe_ops dtrace_static_probe_ops;
-+const dtrace_static_probe_ops dtrace_static_probe_ops = {};
- 
- /* The following structure represents a dtrace probe.  */
- 
-diff --git a/gdb/osabi.c b/gdb/osabi.c
-index 7d0540b181..49d3f78331 100644
---- a/gdb/osabi.c
-+++ b/gdb/osabi.c
-@@ -80,6 +80,7 @@ static const struct osabi_names gdb_osabi_names[] =
-   { "LynxOS178", NULL },
-   { "Newlib", NULL },
-   { "SDE", NULL },
-+  { "3DS", NULL },
- 
-   { "<invalid>", NULL }
- };
-diff --git a/gdb/probe.c b/gdb/probe.c
-index 1f3da213ef..4acbeb8704 100644
---- a/gdb/probe.c
-+++ b/gdb/probe.c
-@@ -60,7 +60,7 @@ public:
- 
- /* Static operations associated with a generic probe.  */
- 
--const any_static_probe_ops any_static_probe_ops;
-+const any_static_probe_ops any_static_probe_ops = {};
- 
- /* A helper for parse_probes that decodes a probe specification in
-    SEARCH_PSPACE.  It appends matching SALs to RESULT.  */
-diff --git a/gdb/record-btrace.c b/gdb/record-btrace.c
-index 09a3f6cc5c..9f90a6b436 100644
---- a/gdb/record-btrace.c
-+++ b/gdb/record-btrace.c
-@@ -144,7 +144,7 @@ static record_btrace_target record_btrace_ops;
- 
- /* Token associated with a new-thread observer enabling branch tracing
-    for the new thread.  */
--static const gdb::observers::token record_btrace_thread_observer_token;
-+static const gdb::observers::token record_btrace_thread_observer_token = {};
- 
- /* Memory access types used in set/show record btrace replay-memory-access.  */
- static const char replay_memory_access_read_only[] = "read-only";
-diff --git a/gdb/stap-probe.c b/gdb/stap-probe.c
-index ed7e1a0d3f..42fad3835f 100644
---- a/gdb/stap-probe.c
-+++ b/gdb/stap-probe.c
-@@ -119,7 +119,7 @@ public:
- 
- /* SystemTap static_probe_ops.  */
- 
--const stap_static_probe_ops stap_static_probe_ops;
-+const stap_static_probe_ops stap_static_probe_ops = {};
- 
- class stap_probe : public probe
- {
-diff --git a/gdb/syscalls/arm-3ds.xml b/gdb/syscalls/arm-3ds.xml
-new file mode 100644
-index 0000000000..48780b7bd5
---- /dev/null
-+++ b/gdb/syscalls/arm-3ds.xml
-@@ -0,0 +1,159 @@
-+<?xml version="1.0"?>
-+<!DOCTYPE syscalls_info SYSTEM "gdb-syscalls.dtd">
-+<!-- This file is located inside GDB and is based on files which license are: -->
-+<!-- Copyright (C) 2009-2017 Free Software Foundation, Inc.
-+
-+     Copying and distribution of this file, with or without modification,
-+     are permitted in any medium without royalty provided the copyright
-+     notice and this notice are preserved.  This file is offered as-is,
-+     without any warranty. -->
-+<syscalls_info>
-+  <syscall name="ControlMemory" number="1" groups="memory"/>
-+  <syscall name="QueryMemory" number="2" groups="memory"/>
-+
-+  <syscall name="ExitProcess" number="3" groups="process"/>
-+  <syscall name="GetProcessAffinityMask" number="4" groups="process"/>
-+  <syscall name="SetProcessAffinityMask" number="5" groups="process"/>
-+  <syscall name="GetProcessIdealProcessor" number="6" groups="process"/>
-+  <syscall name="SetProcessIdealProcessor" number="7" groups="process"/>
-+
-+  <syscall name="CreateThread" number="8" groups="thread"/>
-+  <syscall name="ExitThread" number="9" groups="thread"/>
-+  <syscall name="SleepThread" number="10" groups="thread"/>
-+  <syscall name="GetThreadPriority" number="11" groups="thread"/>
-+  <syscall name="SetThreadPriority" number="12" groups="thread"/>
-+  <syscall name="GetThreadAffinityMask" number="13" groups="thread"/>
-+  <syscall name="SetThreadAffinityMask" number="14" groups="thread"/> <!-- removed -->
-+  <syscall name="GetThreadIdealProcessor" number="15" groups="thread"/>
-+  <syscall name="SetThreadIdealProcessor" number="16" groups="thread"/> <!-- removed -->
-+  <syscall name="GetCurrentProcessorNumber" number="17" groups="thread"/>
-+  <syscall name="Run" number="18" groups="thread"/>
-+
-+  <syscall name="CreateMutex" number="19" groups="synchronization"/>
-+  <syscall name="ReleaseMutex" number="20" groups="synchronization"/>
-+  <syscall name="CreateSemaphore" number="21" groups="synchronization"/>
-+  <syscall name="ReleaseSemaphore" number="22" groups="synchronization"/>
-+  <syscall name="CreateEvent" number="23" groups="synchronization"/>
-+  <syscall name="SignalEvent" number="24" groups="synchronization"/>
-+  <syscall name="ClearEvent" number="25" groups="synchronization"/>
-+  <syscall name="CreateTimer" number="26" groups="synchronization"/>
-+  <syscall name="SetTimer" number="27" groups="synchronization"/>
-+  <syscall name="CancelTimer" number="28" groups="synchronization"/>
-+  <syscall name="ClearTimer" number="29" groups="synchronization"/>
-+
-+  <syscall name="CreateMemoryBlock" number="30" groups="memory,ipc"/>
-+  <syscall name="MapMemoryBlock" number="31" groups="memory,ipc"/>
-+  <syscall name="UnmapMemoryBlock" number="32" groups="memory,ipc"/>
-+
-+  <syscall name="CreateAddressArbiter" number="33" groups="memory,synchronization"/>
-+  <syscall name="ArbitrateAddress" number="34" groups="memory,synchronization"/>
-+
-+  <syscall name="CloseHandle" number="35" groups="synchronization,ipc,memory,thread,process,debug"/>
-+  <syscall name="WaitSynchronization" number="36" groups="synchronization,ipc,thread,process,debug"/>
-+  <syscall name="WaitSynchronizationN" number="37" groups="synchronization,ipc,thread,process,debug"/>
-+  <syscall name="SignalAndWait" number="38" groups="synchronization"/> <!-- removed -->
-+  <syscall name="DuplicateHandle" number="39" groups="synchronization,ipc,memory,thread,process,debug"/>
-+
-+  <syscall name="GetSystemTick" number="40" groups="information"/>
-+  <syscall name="GetHandleInfo" number="41" groups="information,synchronization,ipc,memory,thread,process,debug"/>
-+  <syscall name="GetSystemInfo" number="42" groups="information"/>
-+  <syscall name="GetProcessInfo" number="43" groups="information,process"/>
-+  <syscall name="GetThreadInfo" number="44" groups="information,thread"/>
-+
-+  <syscall name="ConnectToPort" number="45" groups="ipc"/>
-+  <syscall name="GetCFWInfo" number="46" groups="custom,information"/> <!-- deprecated -->
-+  <syscall name="SendSyncRequest2" number="47" groups="ipc"/> <!-- removed -->
-+  <syscall name="SendSyncRequest3" number="48" groups="ipc"/> <!-- removed -->
-+  <syscall name="SendSyncRequest4" number="49" groups="ipc"/> <!-- removed -->
-+  <syscall name="SendSyncRequest" number="50" groups="ipc"/> <!-- removed -->
-+
-+  <syscall name="OpenProcess" number="51" groups="process"/>
-+  <syscall name="OpenThread" number="52" groups="thread"/>
-+
-+  <syscall name="GetProcessId" number="53" groups="process"/>
-+  <syscall name="GetProcessIdOfThread" number="54" groups="process,thread"/>
-+  <syscall name="GetThreadId" number="55" groups="thread"/>
-+
-+  <syscall name="GetResourceLimit" number="56" groups="process"/>
-+  <syscall name="GetResourceLimitLimitValues" number="57" groups="process"/>
-+  <syscall name="GetResourceLimitCurrentValues" number="58" groups="process"/>
-+
-+  <syscall name="GetThreadContext" number="59" groups="debug,thread"/> <!-- removed -->
-+  <syscall name="Break" number="60" groups="debug"/>
-+  <syscall name="OutputDebugString" number="61" groups="debug"/>
-+  <syscall name="ControlPerformanceCounter" number="62" groups="debug"/>
-+
-+  <syscall name="CreatePort" number="71" groups="ipc"/>
-+  <syscall name="CreateSessionToPort" number="72" groups="ipc"/>
-+  <syscall name="CreateSession" number="73" groups="ipc"/>
-+  <syscall name="AcceptSession" number="74" groups="ipc"/>
-+  <syscall name="ReplyAndReceive1" number="75" groups="ipc"/>
-+  <syscall name="ReplyAndReceive2" number="76" groups="ipc"/>
-+  <syscall name="ReplyAndReceive3" number="77" groups="ipc"/>
-+  <syscall name="ReplyAndReceive4" number="78" groups="ipc"/>
-+  <syscall name="ReplyAndReceive" number="79" groups="ipc"/>
-+
-+  <syscall name="BindInterrupt" number="80" groups="io,synchronization"/>
-+  <syscall name="UnbindInterrupt" number="81" groups="io,synchronization"/>
-+  <syscall name="InvalidateProcessDataCache" number="82" groups="io,memory,process"/>
-+  <syscall name="StoreProcessDataCache" number="83" groups="io,memory,process"/>
-+  <syscall name="FlushProcessDataCache" number="84" groups="io,memory,process"/>
-+
-+  <syscall name="StartInterprocessDma" number="85" groups="io,memory,ipc"/>
-+  <syscall name="StopDma" number="86" groups="io,memory,ipc"/>
-+  <syscall name="GetDmaState" number="87" groups="io,memory,ipc"/>
-+  <syscall name="RestartDma" number="88" groups="io,memory,ipc"/>
-+
-+  <syscall name="SetGpuProt" number="89" groups="io"/>
-+  <syscall name="SetWifiEnabled" number="90" groups="io"/>
-+
-+  <syscall name="DebugActiveProcess" number="96" groups="debug,process"/>
-+  <syscall name="BreakDebugProcess" number="97" groups="debug,process"/>
-+  <syscall name="TerminateDebugProcess" number="98" groups="debug,process"/>
-+  <syscall name="GetProcessDebugEvent" number="99" groups="debug"/>
-+  <syscall name="ContinueDebugEvent" number="100" groups="debug"/>
-+  <syscall name="GetProcessList" number="101" groups="information,debug,process"/>
-+  <syscall name="GetThreadList" number="102" groups="information,debug,thread"/>
-+  <syscall name="GetDebugThreadContext" number="103" groups="debug,thread"/>
-+  <syscall name="SetDebugThreadContext" number="104" groups="debug,thread"/>
-+  <syscall name="QueryDebugProcessMemory" number="105" groups="debug,process,memory"/>
-+  <syscall name="ReadProcessMemory" number="106" groups="debug,process,memory"/>
-+  <syscall name="WriteProcessMemory" number="107" groups="debug,process,memory"/>
-+  <syscall name="SetHardwareBreakPoint" number="108" group="debug"/>
-+  <syscall name="GetDebugThreadParam" number="109" group="debug,thread"/>
-+
-+  <syscall name="ControlProcessMemory" number="112" group="process,memory"/>
-+  <syscall name="MapProcessMemory" number="113" group="process,memory"/>
-+  <syscall name="UnmapProcessMemory" number="114" group="process,memory"/>
-+
-+  <syscall name="CreateCodeSet" number="115" group="process,memory"/>
-+  <syscall name="RandomStub" number="116" group="process,memory"/> <!-- removed -->
-+  <syscall name="CreateProcess" number="117" group="process"/>
-+  <syscall name="TerminateProcess" number="118" group="process"/>
-+  <syscall name="SetProcessResourceLimits" number="119" group="process"/>
-+  <syscall name="CreateResourceLimit" number="120" group="process"/>
-+  <syscall name="SetResourceLimitValues" number="121" group="process"/>
-+  <syscall name="AddCodeSegment" number="122" group="process"/> <!-- removed -->
-+
-+  <syscall name="Backdoor" number="123" group="kernel"/>
-+  <syscall name="KernelSetState" number="124" group="kernel"/>
-+
-+  <syscall name="QueryProcessMemory" number="125" group="process,memory"/>
-+
-+  <syscall name="CustomBackdoor" number="128" group="custom,kernel"/>
-+
-+  <syscall name="ConvertVAToPA" number="144" group="custom,io,memory"/>
-+  <syscall name="FlushDataCacheRange" number="145" group="custom,io,memory"/>
-+  <syscall name="FlushEntireDataCache" number="146" group="custom,io,memory"/>
-+  <syscall name="InvalidateInstructionCacheRange" number="147" group="custom,io,memory"/>
-+  <syscall name="InvalidateEntireInstructionCache" number="148" group="custom,io,memory"/>
-+
-+  <syscall name="MapProcessMemoryEx" number="160" group="custom,process,memory"/>
-+  <syscall name="UnmapProcessMemoryEx" number="161" group="custom,process,memory"/>
-+  <syscall name="ControlMemoryEx" number="162" group="custom,memory"/>
-+
-+  <syscall name="ControlService" number="176" group="custom,ipc"/>
-+  <syscall name="CopyHandle" number="177" groups="custom,synchronization,ipc,thread,process,debug"/>
-+  <syscall name="TranslateHandle" number="178" groups="custom,synchronization,ipc,thread,process,debug"/>
-+
-+</syscalls_info>
-diff --git a/gdb/tui/tui-hooks.c b/gdb/tui/tui-hooks.c
-index efa02e2f08..1c341dcf47 100644
---- a/gdb/tui/tui-hooks.c
-+++ b/gdb/tui/tui-hooks.c
-@@ -205,7 +205,7 @@ tui_normal_stop (struct bpstats *bs, int print_frame)
- 
- /* Token associated with observers registered while TUI hooks are
-    installed.  */
--static const gdb::observers::token tui_observers_token;
-+static const gdb::observers::token tui_observers_token = {};
- 
- /* Attach or detach a single observer, according to ATTACH.  */
- 

dkarm-eabi/patches/newlib-4.2.0.20211231.patch

@@ -1,8 +1,8 @@
 diff --git a/libgloss/configure b/libgloss/configure
-index 1a4033dce..ba7aea7b0 100755
+index e70c57d89..ac5c745f9 100755
 --- a/libgloss/configure
 +++ b/libgloss/configure
-@@ -2599,6 +2599,8 @@ if test "${config_libnosys}" = "true"; then
+@@ -2787,6 +2787,8 @@ if test "${config_libnosys}" = "true"; then
  
  fi
  
@@ -11,19 +11,19 @@ index 1a4033dce..ba7aea7b0 100755
  DEPDIR="${am__leading_dot}deps"
  
  ac_config_commands="$ac_config_commands depfiles"
-diff --git a/libgloss/configure.in b/libgloss/configure.in
+diff --git a/libgloss/configure.ac b/libgloss/configure.ac
-index 41843eed1..dc0e2a5fd 100644
+index 0fbe99526..577dfdec6 100644
---- a/libgloss/configure.in
+--- a/libgloss/configure.ac
-+++ b/libgloss/configure.in
++++ b/libgloss/configure.ac
 @@ -2,6 +2,7 @@ dnl Process this file with autoconf to produce a configure script.
- AC_PREREQ(2.59)
+ AC_PREREQ(2.69)dnl
  AC_INIT([libgloss],[LIBGLOSS_VERSION])
  AC_CONFIG_SRCDIR([libnosys])
 +AC_CONFIG_SRCDIR([libsysbase])
  
  if test "${enable_shared}" = "yes" ; then
      echo "Shared libraries not supported for cross compiling, ignored"
-@@ -190,6 +191,7 @@ dnl fi
+@@ -196,6 +197,7 @@ dnl fi
  if test "${config_libnosys}" = "true"; then
    AC_CONFIG_SUBDIRS([libnosys])
  fi
@@ -33,7 +33,7 @@ index 41843eed1..dc0e2a5fd 100644
  AS=${AS-as}
 diff --git a/libgloss/libsysbase/Makefile.in b/libgloss/libsysbase/Makefile.in
 new file mode 100644
-index 000000000..7ee40deec
+index 000000000..edb10d215
 --- /dev/null
 +++ b/libgloss/libsysbase/Makefile.in
 @@ -0,0 +1,148 @@
@@ -108,8 +108,8 @@ index 000000000..7ee40deec
 +	isatty.o kill.o link.o lseek.o lstat.o nanosleep.o open.o read.o sbrk.o sleep.o stat.o usleep.o times.o \
 +	unlink.o wait.o write.o _exit.o malloc_vars.o \
 +	chdir.o mkdir.o rename.o build_argv.o statvfs.o \
-+	flock.o syscall_support.o handle_manager.o truncate.o ftruncate.o dirent.o fsync.o \
++	flock.o handle_manager.o truncate.o ftruncate.o dirent.o fsync.o \
-+	fchmod.o chmod.o getreent.o rmdir.o utime.o scandir.o
++	fchmod.o chmod.o getreent.o rmdir.o utime.o scandir.o syscall_support.o
 +
 +# Object files specific to particular targets.
 +EVALOBJS = ${OBJS}
@@ -130,10 +130,10 @@ index 000000000..7ee40deec
 +AR_FLAGS = qc
 +
 +.c.o:
-+	$(CC) $(CFLAGS_FOR_TARGET) -O2 $(INCLUDES) -c $(CFLAGS) $<
++	$(CC) $(CFLAGS_FOR_TARGET) -D_BUILDING_LIBSYSBASE -O2 $(INCLUDES) -c $(CFLAGS) $<
 +
 +.C.o:
-+	$(CC) $(CFLAGS_FOR_TARGET) -O2 $(INCLUDES) -c $(CFLAGS) $<
++	$(CC) $(CFLAGS_FOR_TARGET) -O2 -D_BUILDING_LIBSYSBASE $(INCLUDES) -c $(CFLAGS) $<
 +.s.o:
 +	$(AS) $(ASFLAGS_FOR_TARGET) $(INCLUDES) $(ASFLAGS) -o $*.o $<
 +
@@ -187,7 +187,7 @@ index 000000000..7ee40deec
 +	$(SHELL) config.status --recheck
 diff --git a/libgloss/libsysbase/_exit.c b/libgloss/libsysbase/_exit.c
 new file mode 100644
-index 000000000..e5cb5a9ed
+index 000000000..6effb1105
 --- /dev/null
 +++ b/libgloss/libsysbase/_exit.c
 @@ -0,0 +1,17 @@
@@ -202,8 +202,8 @@ index 000000000..e5cb5a9ed
 +void _exit(int rc)
 +{
 +
-+	if ( __syscalls.exit ) {
++	if ( __has_syscall(exit) ) {
-+		__syscalls.exit(rc);
++		__syscall_exit(rc);
 +	}
 +
 +	while(1);
@@ -889,7 +889,7 @@ index 000000000..3668b5801
 +
 diff --git a/libgloss/libsysbase/clocks.c b/libgloss/libsysbase/clocks.c
 new file mode 100644
-index 000000000..01cfee469
+index 000000000..b36b5c079
 --- /dev/null
 +++ b/libgloss/libsysbase/clocks.c
 @@ -0,0 +1,34 @@
@@ -899,8 +899,8 @@ index 000000000..01cfee469
 +
 +int clock_gettime(clockid_t clock_id, struct timespec *tp)
 +{
-+   if ( __syscalls.clock_gettime ) {
++   if ( __has_syscall(clock_gettime) ) {
-+      return __syscalls.clock_gettime(clock_id, tp);
++      return __syscall_clock_gettime(clock_id, tp);
 +   } else {
 +      errno = ENOSYS;
 +      return -1;
@@ -909,8 +909,8 @@ index 000000000..01cfee469
 +
 +int clock_settime(clockid_t clock_id, const struct timespec *tp)
 +{
-+   if ( __syscalls.clock_settime ) {
++   if ( __has_syscall(clock_settime) ) {
-+      return __syscalls.clock_settime(clock_id, tp);
++      return __syscall_clock_settime(clock_id, tp);
 +   } else {
 +      errno = ENOSYS;
 +      return -1;
@@ -919,8 +919,8 @@ index 000000000..01cfee469
 +
 +int clock_getres (clockid_t clock_id, struct timespec *res)
 +{
-+   if ( __syscalls.clock_getres ) {
++   if ( __has_syscall(clock_getres) ) {
-+      return __syscalls.clock_getres(clock_id, res);
++      return __syscall_clock_getres(clock_id, res);
 +   } else {
 +      errno = ENOSYS;
 +      return -1;
@@ -5884,7 +5884,7 @@ index 000000000..fdce14b5f
 +
 diff --git a/libgloss/libsysbase/getreent.c b/libgloss/libsysbase/getreent.c
 new file mode 100644
-index 000000000..028d0eb77
+index 000000000..a3f1e98a9
 --- /dev/null
 +++ b/libgloss/libsysbase/getreent.c
 @@ -0,0 +1,20 @@
@@ -5900,8 +5900,8 @@ index 000000000..028d0eb77
 +#endif
 +
 +struct _reent *__getreent() {
-+	if ( __syscalls.getreent ) {
++	if ( __has_syscall(getreent) ) {
-+		return __syscalls.getreent();
++		return __syscall_getreent();
 +	} else {
 +		return _impure_ptr;
 +	}
@@ -5910,7 +5910,7 @@ index 000000000..028d0eb77
 +
 diff --git a/libgloss/libsysbase/gettod.c b/libgloss/libsysbase/gettod.c
 new file mode 100644
-index 000000000..9d5b74724
+index 000000000..4f2211248
 --- /dev/null
 +++ b/libgloss/libsysbase/gettod.c
 @@ -0,0 +1,33 @@
@@ -5940,7 +5940,7 @@ index 000000000..9d5b74724
 +	struct _reent *ptr = _REENT;
 +#endif
 +
-+	if ( __syscalls.gettod_r ) return __syscalls.gettod_r(ptr, ptimeval, ptimezone);
++	if ( __has_syscall(gettod_r) ) return __syscall_gettod_r(ptr, ptimeval, ptimezone);
 +
 +	ptr->_errno = ENOSYS;
 +	return -1;
@@ -6540,7 +6540,7 @@ index 000000000..b4fcbd3d7
 +}
 diff --git a/libgloss/libsysbase/nanosleep.c b/libgloss/libsysbase/nanosleep.c
 new file mode 100644
-index 000000000..3c96fc61b
+index 000000000..a233b9df6
 --- /dev/null
 +++ b/libgloss/libsysbase/nanosleep.c
 @@ -0,0 +1,14 @@
@@ -6550,8 +6550,8 @@ index 000000000..3c96fc61b
 +
 +int nanosleep(const struct timespec *req, struct timespec *rem)
 +{
-+   if ( __syscalls.nanosleep ) {
++   if ( __has_syscall(nanosleep) ) {
-+      return __syscalls.nanosleep(req, rem);
++      return __syscall_nanosleep(req, rem);
 +   } else {
 +      *rem = *req;
 +      errno = ENOSYS;
@@ -6704,10 +6704,10 @@ index 000000000..97a056a72
 +}
 diff --git a/libgloss/libsysbase/rmdir.c b/libgloss/libsysbase/rmdir.c
 new file mode 100644
-index 000000000..2692a2997
+index 000000000..b8640b87d
 --- /dev/null
 +++ b/libgloss/libsysbase/rmdir.c
-@@ -0,0 +1,25 @@
+@@ -0,0 +1,34 @@
 +#include "config.h"
 +#include <_ansi.h>
 +#include <_syslist.h>
@@ -6715,24 +6715,33 @@ index 000000000..2692a2997
 +#include <errno.h>
 +#include <sys/iosupport.h>
 +
-+int	rmdir (const char *name) {
++int	_rmdir_r (struct _reent *ptr, const char *name) {
-+	struct _reent *r = _REENT;
 +	int	dev,ret=-1;
 +
 +	dev	= FindDevice(name);
 +	if(dev!=-1) {
 +		if(devoptab_list[dev]->rmdir_r) {
-+			r->deviceData = devoptab_list[dev]->deviceData;
++			ptr->deviceData = devoptab_list[dev]->deviceData;
-+			ret = devoptab_list[dev]->rmdir_r(r,name);
++			ret = devoptab_list[dev]->rmdir_r(ptr,name);
 +		} else {
-+			r->_errno = ENOSYS;
++			ptr->_errno = ENOSYS;
 +		}
 +	} else {
-+		r->_errno =	ENODEV;
++		ptr->_errno =	ENODEV;
 +	}
 +
 +	return ret;
 +}
++
++#ifndef _REENT_ONLY
++
++int
++rmdir (const char *filename)
++{
++  return _rmdir_r (_REENT, filename);
++}
++
++#endif
 diff --git a/libgloss/libsysbase/sbrk.c b/libgloss/libsysbase/sbrk.c
 new file mode 100644
 index 000000000..5dd550c5c
@@ -6979,54 +6988,30 @@ index 000000000..84e221340
 +}
 diff --git a/libgloss/libsysbase/syscall_support.c b/libgloss/libsysbase/syscall_support.c
 new file mode 100644
-index 000000000..53fead72a
+index 000000000..9bb71aa0d
 --- /dev/null
 +++ b/libgloss/libsysbase/syscall_support.c
-@@ -0,0 +1,103 @@
+@@ -0,0 +1,78 @@
 +#include <sys/iosupport.h>
 +
-+//---------------------------------------------------------------------------------
-+__syscalls_t __syscalls = {
-+//---------------------------------------------------------------------------------
-+	NULL,	// sbrk
-+	NULL,	// exit
-+	NULL,	// gettod_r
-+	NULL,	// lock_init
-+	NULL,	// lock_acquire
-+	NULL,	// lock_try_acquire
-+	NULL,	// lock_release
-+	NULL,	// lock_close
-+	NULL,	// lock_init_recursive
-+	NULL,	// lock_acquire_recursive
-+	NULL,	// lock_try_acquire_recursive
-+	NULL,	// lock_release_recursive
-+	NULL,	// lock_close_recursive
-+	NULL,	// __getreent
-+	NULL,	// clock_gettime
-+	NULL,	// clock_settime
-+	NULL,	// clock_getres
-+	NULL,	// nanosleep
-+};
-+
 +void __libc_lock_init(_LOCK_T *lock) {
 +
-+	if ( __syscalls.lock_init ) {
++	if ( __has_syscall(lock_init) ) {
-+		__syscalls.lock_init(lock);
++		__syscall_lock_init(lock);
 +	}
-+
 +}
 +
 +void __libc_lock_acquire(_LOCK_T *lock ) {
 +
-+	if ( __syscalls.lock_acquire) {
++	if ( __has_syscall(lock_acquire) ) {
-+		__syscalls.lock_acquire(lock);
++		__syscall_lock_acquire(lock);
 +	}
 +}
 +
 +int __libc_lock_try_acquire(_LOCK_T *lock ) {
 +
-+	if ( __syscalls.lock_acquire) {
++	if ( __has_syscall(lock_acquire) ) {
-+		return __syscalls.lock_try_acquire(lock);
++		return __syscall_lock_try_acquire(lock);
 +	} else {
 +		return 0;
 +	}
@@ -7034,15 +7019,15 @@ index 000000000..53fead72a
 +
 +void __libc_lock_release(_LOCK_T *lock ) {
 +
-+	if ( __syscalls.lock_release) {
++	if ( __has_syscall(lock_release) ) {
-+		__syscalls.lock_release(lock);
++		__syscall_lock_release(lock);
 +	}
 +}
 +
 +void __libc_lock_close(_LOCK_T *lock ) {
 +
-+	if ( __syscalls.lock_close) {
++	if ( __has_syscall(lock_close) ) {
-+		__syscalls.lock_close(lock);
++		__syscall_lock_close(lock);
 +	}
 +}
 +
@@ -7050,23 +7035,23 @@ index 000000000..53fead72a
 +
 +void __libc_lock_init_recursive(_LOCK_RECURSIVE_T *lock) {
 +
-+	if ( __syscalls.lock_init_recursive ) {
++	if ( __has_syscall(lock_init_recursive) ) {
-+		__syscalls.lock_init_recursive(lock);
++		__syscall_lock_init_recursive(lock);
 +	}
 +
 +}
 +
 +void __libc_lock_acquire_recursive(_LOCK_RECURSIVE_T *lock ) {
 +
-+	if ( __syscalls.lock_acquire_recursive) {
++	if ( __has_syscall(lock_acquire_recursive) ) {
-+		__syscalls.lock_acquire_recursive(lock);
++		__syscall_lock_acquire_recursive(lock);
 +	}
 +}
 +
 +int __libc_lock_try_acquire_recursive(_LOCK_RECURSIVE_T *lock ) {
 +
-+	if ( __syscalls.lock_acquire_recursive) {
++	if ( __has_syscall(lock_acquire_recursive) ) {
-+		return __syscalls.lock_try_acquire_recursive(lock);
++		return __syscall_lock_try_acquire_recursive(lock);
 +	} else {
 +		return 0;
 +	}
@@ -7074,18 +7059,17 @@ index 000000000..53fead72a
 +
 +void __libc_lock_release_recursive(_LOCK_RECURSIVE_T *lock ) {
 +
-+	if ( __syscalls.lock_release_recursive) {
++	if ( __has_syscall(lock_release_recursive) ) {
-+		__syscalls.lock_release_recursive(lock);
++		__syscall_lock_release_recursive(lock);
 +	}
 +}
 +
 +void __libc_lock_close_recursive(_LOCK_RECURSIVE_T *lock ) {
 +
-+	if ( __syscalls.lock_close_recursive) {
++	if ( __has_syscall(lock_close_recursive) ) {
-+		__syscalls.lock_close_recursive(lock);
++		__syscall_lock_close_recursive(lock);
 +	}
 +}
-+
 diff --git a/libgloss/libsysbase/times.c b/libgloss/libsysbase/times.c
 new file mode 100644
 index 000000000..79484e7f4
@@ -7408,10 +7392,10 @@ index 000000000..61de918bc
 +	return ret;
 +}
 diff --git a/newlib/configure.host b/newlib/configure.host
-index 6c49cb750..6a5e1c78d 100644
+index c429dde1c..26fb553a7 100644
 --- a/newlib/configure.host
 +++ b/newlib/configure.host
-@@ -666,6 +666,14 @@ newlib_cflags="${newlib_cflags} -DCLOCK_PROVIDED -DMALLOC_PROVIDED -DEXIT_PROVID
+@@ -693,6 +693,14 @@ newlib_cflags="${newlib_cflags} -DCLOCK_PROVIDED -DMALLOC_PROVIDED -DEXIT_PROVID
  	syscall_dir=syscalls
  	default_newlib_io_long_long="yes"
  	;;
@@ -7426,8 +7410,46 @@ index 6c49cb750..6a5e1c78d 100644
    arm*-*-pe)
  	syscall_dir=syscalls
  	;;
+diff --git a/newlib/libc/ctype/jp2uc.c b/newlib/libc/ctype/jp2uc.c
+index 5e30f09be..1ea357f92 100644
+--- a/newlib/libc/ctype/jp2uc.c
++++ b/newlib/libc/ctype/jp2uc.c
+@@ -35,7 +35,7 @@
+ #ifdef _MB_CAPABLE
+ /* Under Cygwin, the incoming wide character is already given in UTF due
+    to the requirements of the underlying OS. */
+-#ifndef __CYGWIN__
++#if !defined(__CYGWIN__) && !defined(__DEVKITA64__)
+ 
+ #include <_ansi.h>
+ #include <string.h>
+diff --git a/newlib/libc/ctype/local.h b/newlib/libc/ctype/local.h
+index 5c293c83d..75ccf89f5 100644
+--- a/newlib/libc/ctype/local.h
++++ b/newlib/libc/ctype/local.h
+@@ -32,7 +32,7 @@
+    * for towupper and towlower, the result must be back-transformed
+      into the respective locale encoding; currently NOT IMPLEMENTED
+ */
+-#ifdef __CYGWIN__
++#if defined(__CYGWIN__) || defined(__DEVKITA64__)
+ /* Under Cygwin, wchar_t (or its extension wint_t) is Unicode */
+ #define _jp2uc(c) (c)
+ #define _jp2uc_l(c, l) (c)
+diff --git a/newlib/libc/include/reent.h b/newlib/libc/include/reent.h
+index 23d572cd3..65310c084 100644
+--- a/newlib/libc/include/reent.h
++++ b/newlib/libc/include/reent.h
+@@ -150,6 +150,7 @@ extern int _mkdir_r (struct _reent *, const char *, int);
+ extern int _open_r (struct _reent *, const char *, int, int);
+ extern _ssize_t _read_r (struct _reent *, int, void *, size_t);
+ extern int _rename_r (struct _reent *, const char *, const char *);
++extern int _rmdir_r (struct _reent *r, const char *name);
+ extern void *_sbrk_r (struct _reent *, ptrdiff_t);
+ extern int _stat_r (struct _reent *, const char *, struct stat *);
+ extern _CLOCK_T_ _times_r (struct _reent *, struct tms *);
 diff --git a/newlib/libc/include/stdio.h b/newlib/libc/include/stdio.h
-index 164d95bca..083e48758 100644
+index 7748351f0..7377b2aa3 100644
 --- a/newlib/libc/include/stdio.h
 +++ b/newlib/libc/include/stdio.h
 @@ -233,7 +233,7 @@ int	fsetpos (FILE *, const _fpos_t *);
@@ -7440,7 +7462,7 @@ index 164d95bca..083e48758 100644
  void	clearerr (FILE *);
  int	feof (FILE *);
 diff --git a/newlib/libc/include/sys/config.h b/newlib/libc/include/sys/config.h
-index 49b62ebf6..d84ffaa59 100644
+index 61a6f95d8..34aeaad3d 100644
 --- a/newlib/libc/include/sys/config.h
 +++ b/newlib/libc/include/sys/config.h
 @@ -4,6 +4,9 @@
@@ -7520,10 +7542,10 @@ index a3fb5c02c..5debd1525 100644
 +
 +#endif // _dirent_h_
 diff --git a/newlib/libc/include/sys/features.h b/newlib/libc/include/sys/features.h
-index f28dd071b..96980676d 100644
+index 45476ce4a..d76706321 100644
 --- a/newlib/libc/include/sys/features.h
 +++ b/newlib/libc/include/sys/features.h
-@@ -330,6 +330,9 @@ extern "C" {
+@@ -331,6 +331,9 @@ extern "C" {
  #  define __SSP_FORTIFY_LEVEL 0
  #endif
  
@@ -7535,10 +7557,10 @@ index f28dd071b..96980676d 100644
  #ifdef __rtems__
 diff --git a/newlib/libc/include/sys/iosupport.h b/newlib/libc/include/sys/iosupport.h
 new file mode 100644
-index 000000000..c190fa37d
+index 000000000..7b366f593
 --- /dev/null
 +++ b/newlib/libc/include/sys/iosupport.h
-@@ -0,0 +1,112 @@
+@@ -0,0 +1,115 @@
 +//---------------------------------------------------------------------------------
 +#ifndef __iosupp_h__
 +#define __iosupp_h__
@@ -7611,28 +7633,31 @@ index 000000000..c190fa37d
 +
 +extern const devoptab_t *devoptab_list[];
 +
-+typedef struct {
++#ifdef _BUILDING_LIBSYSBASE
-+	void *(*sbrk_r) (struct _reent *ptr, ptrdiff_t incr);
++#define __SYSCALL(_name) __attribute__((weak)) __syscall_##_name
-+	void (*exit) ( int rc );
++#define __has_syscall(_name) (&__syscall_##_name)
-+	int  (*gettod_r) (struct _reent *ptr, struct timeval *tp, struct timezone *tz);
++#else
-+	void (*lock_init) (_LOCK_T *lock);
++#define __SYSCALL(_name) __syscall_##_name
-+	void (*lock_acquire) (_LOCK_T *lock);
++#endif
-+	int  (*lock_try_acquire) (_LOCK_T *lock);
-+	void (*lock_release) (_LOCK_T *lock);
-+	void (*lock_close) (_LOCK_T *lock);
-+	void (*lock_init_recursive) (_LOCK_RECURSIVE_T *lock);
-+	void (*lock_acquire_recursive) (_LOCK_RECURSIVE_T *lock);
-+	int  (*lock_try_acquire_recursive) (_LOCK_RECURSIVE_T *lock);
-+	void (*lock_release_recursive) (_LOCK_RECURSIVE_T *lock);
-+	void (*lock_close_recursive) (_LOCK_RECURSIVE_T *lock);
-+	struct _reent *(*getreent) ();
-+	int (*clock_gettime)(clockid_t clock_id, struct timespec *tp);
-+	int (*clock_settime)(clockid_t clock_id, const struct timespec *tp);
-+	int (*clock_getres)(clockid_t clock_id, struct timespec *res);
-+	int (*nanosleep)(const struct timespec *req, struct timespec *rem);
-+} __syscalls_t;
 +
-+extern __syscalls_t __syscalls;
++void *__SYSCALL(sbrk_r) (struct _reent *ptr, ptrdiff_t incr);
++void __SYSCALL(exit) ( int rc );
++int  __SYSCALL(gettod_r) (struct _reent *ptr, struct timeval *tp, struct timezone *tz);
++void __SYSCALL(lock_init) (_LOCK_T *lock);
++void __SYSCALL(lock_acquire) (_LOCK_T *lock);
++int  __SYSCALL(lock_try_acquire) (_LOCK_T *lock);
++void __SYSCALL(lock_release) (_LOCK_T *lock);
++void __SYSCALL(lock_close) (_LOCK_T *lock);
++void __SYSCALL(lock_init_recursive) (_LOCK_RECURSIVE_T *lock);
++void __SYSCALL(lock_acquire_recursive) (_LOCK_RECURSIVE_T *lock);
++int  __SYSCALL(lock_try_acquire_recursive) (_LOCK_RECURSIVE_T *lock);
++void __SYSCALL(lock_release_recursive) (_LOCK_RECURSIVE_T *lock);
++void __SYSCALL(lock_close_recursive) (_LOCK_RECURSIVE_T *lock);
++struct _reent * __SYSCALL(getreent) ();
++int __SYSCALL(clock_gettime) (clockid_t clock_id, struct timespec *tp);
++int __SYSCALL(clock_settime) (clockid_t clock_id, const struct timespec *tp);
++int __SYSCALL(clock_getres) (clockid_t clock_id, struct timespec *res);
++int __SYSCALL(nanosleep) (const struct timespec *req, struct timespec *rem);
 +
 +int AddDevice( const devoptab_t* device);
 +int FindDevice(const char* name);
@@ -7651,11 +7676,25 @@ index 000000000..c190fa37d
 +//---------------------------------------------------------------------------------
 +#endif // __iosupp_h__
 +//---------------------------------------------------------------------------------
+diff --git a/newlib/libc/include/sys/param.h b/newlib/libc/include/sys/param.h
+index 9a6f115a6..142e71d35 100644
+--- a/newlib/libc/include/sys/param.h
++++ b/newlib/libc/include/sys/param.h
+@@ -19,9 +19,6 @@
+ #ifndef NOFILE
+ # define NOFILE	(60)
+ #endif
+-#ifndef PATHSIZE
+-# define PATHSIZE (1024)
+-#endif
+ 
+ #define MAXPATHLEN PATH_MAX
+ 
 diff --git a/newlib/libc/include/sys/reent.h b/newlib/libc/include/sys/reent.h
-index 6e55e1c1f..6e0c1c9cf 100644
+index e4e36170e..5b8d06ed6 100644
 --- a/newlib/libc/include/sys/reent.h
 +++ b/newlib/libc/include/sys/reent.h
-@@ -416,6 +416,8 @@ struct _reent
+@@ -421,6 +421,8 @@ struct _reent
    __FILE *__sf;			        /* file descriptors */
    struct _misc_reent *_misc;            /* strtok, multibyte states */
    char *_signal_buf;                    /* strsignal */
@@ -7664,7 +7703,7 @@ index 6e55e1c1f..6e0c1c9cf 100644
  };
  
  #ifdef _REENT_GLOBAL_STDIO_STREAMS
-@@ -686,6 +688,7 @@ struct _reent
+@@ -691,6 +693,7 @@ struct _reent
  # ifndef _REENT_GLOBAL_STDIO_STREAMS
    __FILE __sf[3];  		/* first three file descriptors */
  # endif
@@ -7673,10 +7712,10 @@ index 6e55e1c1f..6e0c1c9cf 100644
  
  #ifdef _REENT_GLOBAL_STDIO_STREAMS
 diff --git a/newlib/libc/include/sys/stat.h b/newlib/libc/include/sys/stat.h
-index eee98db64..aed9c1746 100644
+index 6525272dd..d24673618 100644
 --- a/newlib/libc/include/sys/stat.h
 +++ b/newlib/libc/include/sys/stat.h
-@@ -152,8 +152,9 @@ int	mkfifo (const char *__path, mode_t __mode );
+@@ -142,8 +142,9 @@ int	mkfifo (const char *__path, mode_t __mode );
  int	stat (const char *__restrict __path, struct stat *__restrict __sbuf );
  mode_t	umask (mode_t __mask );
  
@@ -7756,7 +7795,7 @@ index 5e937f103..635a7a6b8 100644
  };
  #endif
 diff --git a/newlib/libc/locale/locale.c b/newlib/libc/locale/locale.c
-index 4c343e462..c04493460 100644
+index 968642745..2ab1f9570 100644
 --- a/newlib/libc/locale/locale.c
 +++ b/newlib/libc/locale/locale.c
 @@ -92,7 +92,7 @@ beginning with <<"LC_">>.
@@ -7868,7 +7907,7 @@ index 4c343e462..c04493460 100644
        if (strcmp (locale, "POSIX") && strcmp (locale, "C")
  	  && strcmp (locale, ""))
          return NULL;
-@@ -990,6 +1015,7 @@ __locale_ctype_ptr_l (struct __locale_t *locale)
+@@ -991,6 +1016,7 @@ __locale_ctype_ptr_l (struct __locale_t *locale)
  
  const char *
  __locale_ctype_ptr (void)
@@ -7877,10 +7916,10 @@ index 4c343e462..c04493460 100644
    return __get_current_locale ()->ctype_ptr;
  }
 diff --git a/newlib/libc/machine/arm/Makefile.am b/newlib/libc/machine/arm/Makefile.am
-index 9bd35e733..731130092 100644
+index 2d559464a..1e6625c05 100644
 --- a/newlib/libc/machine/arm/Makefile.am
 +++ b/newlib/libc/machine/arm/Makefile.am
-@@ -11,7 +11,9 @@ noinst_LIBRARIES = lib.a
+@@ -9,7 +9,9 @@ noinst_LIBRARIES = lib.a
  lib_a_SOURCES = setjmp.S strcmp.S strcpy.c \
  		aeabi_memcpy.c aeabi_memcpy-armv7a.S \
  		aeabi_memmove.c aeabi_memmove-soft.S \
@@ -7892,10 +7931,10 @@ index 9bd35e733..731130092 100644
  lib_a_SOURCES += memchr.S
  lib_a_SOURCES += memcpy-stub.c
 diff --git a/newlib/libc/machine/arm/Makefile.in b/newlib/libc/machine/arm/Makefile.in
-index d9dbcd5c3..43712f813 100644
+index 17a46a44d..b319b8349 100644
 --- a/newlib/libc/machine/arm/Makefile.in
 +++ b/newlib/libc/machine/arm/Makefile.in
-@@ -75,10 +75,10 @@ am_lib_a_OBJECTS = lib_a-setjmp.$(OBJEXT) lib_a-strcmp.$(OBJEXT) \
+@@ -81,10 +81,10 @@ am_lib_a_OBJECTS = lib_a-setjmp.$(OBJEXT) lib_a-strcmp.$(OBJEXT) \
  	lib_a-aeabi_memmove.$(OBJEXT) \
  	lib_a-aeabi_memmove-soft.$(OBJEXT) \
  	lib_a-aeabi_memset.$(OBJEXT) lib_a-aeabi_memset-soft.$(OBJEXT) \
@@ -7910,7 +7949,7 @@ index d9dbcd5c3..43712f813 100644
  lib_a_OBJECTS = $(am_lib_a_OBJECTS)
  DEFAULT_INCLUDES = -I.@am__isrc@
  depcomp =
-@@ -208,8 +208,8 @@ noinst_LIBRARIES = lib.a
+@@ -230,8 +230,8 @@ noinst_LIBRARIES = lib.a
  lib_a_SOURCES = setjmp.S strcmp.S strcpy.c aeabi_memcpy.c \
  	aeabi_memcpy-armv7a.S aeabi_memmove.c aeabi_memmove-soft.S \
  	aeabi_memset.c aeabi_memset-soft.S aeabi_memclr.c \
@@ -7921,9 +7960,9 @@ index d9dbcd5c3..43712f813 100644
  lib_a_CCASFLAGS = $(AM_CCASFLAGS)
  lib_a_CFLAGS = $(AM_CFLAGS)
  ACLOCAL_AMFLAGS = -I ../../.. -I ../../../..
-@@ -367,6 +367,12 @@ lib_a-aeabi_memclr.o: aeabi_memclr.c
+@@ -389,6 +389,12 @@ lib_a-aeabi_memclr.o: aeabi_memclr.c
  lib_a-aeabi_memclr.obj: aeabi_memclr.c
- 	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-aeabi_memclr.obj `if test -f 'aeabi_memclr.c'; then $(CYGPATH_W) 'aeabi_memclr.c'; else $(CYGPATH_W) '$(srcdir)/aeabi_memclr.c'; fi`
+ 	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-aeabi_memclr.obj `if test -f 'aeabi_memclr.c'; then $(CYGPATH_W) 'aeabi_memclr.c'; else $(CYGPATH_W) '$(srcdir)/aeabi_memclr.c'; fi`
  
 +lib_a-sync_synchronize.o: sync_synchronize.c
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-sync_synchronize.o `test -f 'sync_synchronize.c' || echo '$(srcdir)/'`sync_synchronize.c
@@ -7932,7 +7971,7 @@ index d9dbcd5c3..43712f813 100644
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-sync_synchronize.obj `if test -f 'sync_synchronize.c'; then $(CYGPATH_W) 'sync_synchronize.c'; else $(CYGPATH_W) '$(srcdir)/sync_synchronize.c'; fi`
 +
  lib_a-memchr-stub.o: memchr-stub.c
- 	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-memchr-stub.o `test -f 'memchr-stub.c' || echo '$(srcdir)/'`memchr-stub.c
+ 	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-memchr-stub.o `test -f 'memchr-stub.c' || echo '$(srcdir)/'`memchr-stub.c
  
 diff --git a/newlib/libc/machine/arm/sync_synchronize.c b/newlib/libc/machine/arm/sync_synchronize.c
 new file mode 100644
@@ -8017,7 +8056,7 @@ index 9b982a993..8c0aaac8c 100644
 +*/
  #endif /* ! defined (REENTRANT_SYSCALLS_PROVIDED) */
 diff --git a/newlib/libc/stdio/fread.c b/newlib/libc/stdio/fread.c
-index b358d2b4a..29cec0229 100644
+index df8321461..9263e5829 100644
 --- a/newlib/libc/stdio/fread.c
 +++ b/newlib/libc/stdio/fread.c
 @@ -135,7 +135,7 @@ crlf_r (struct _reent * ptr,
@@ -8029,7 +8068,24 @@ index b358d2b4a..29cec0229 100644
  }
  
  #endif
-@@ -225,7 +225,32 @@ _fread_r (struct _reent * ptr,
+@@ -187,7 +187,6 @@ _fread_r (struct _reent * ptr,
+ 	  int rc = 0;
+ 	  /* save fp buffering state */
+ 	  void *old_base = fp->_bf._base;
+-	  void * old_p = fp->_p;
+ 	  int old_size = fp->_bf._size;
+ 	  /* allow __refill to use user's buffer */
+ 	  fp->_bf._base = (unsigned char *) p;
+@@ -197,7 +196,7 @@ _fread_r (struct _reent * ptr,
+ 	  /* restore fp buffering back to original state */
+ 	  fp->_bf._base = old_base;
+ 	  fp->_bf._size = old_size;
+-	  fp->_p = old_p;
++	  fp->_p = old_base;
+ 	  resid -= fp->_r;
+ 	  p += fp->_r;
+ 	  fp->_r = 0;
+@@ -225,7 +224,30 @@ _fread_r (struct _reent * ptr,
  	  /* fp->_r = 0 ... done in __srefill */
  	  p += r;
  	  resid -= r;
@@ -8037,37 +8093,59 @@ index b358d2b4a..29cec0229 100644
 +
 +      int rc = 0;
 +
-+      if (resid>BUFSIZ)
++      if (resid>fp->_bf._size)
 +      {
 +        /* save fp buffering state */
 +        void *old_base = fp->_bf._base;
-+        void * old_p = fp->_p;
 +        int old_size = fp->_bf._size;
 +        /* allow __refill to use user's buffer */
 +        fp->_bf._base = (unsigned char *) p;
-+        fp->_bf._size = resid;
++        fp->_bf._size = resid - old_size;
 +        fp->_p = (unsigned char *) p;
 +        rc = __srefill_r (ptr, fp);
 +        /* restore fp buffering back to original state */
 +        fp->_bf._base = old_base;
 +        fp->_bf._size = old_size;
-+        fp->_p = old_p;
++        fp->_p = old_base;
 +        resid -= fp->_r;
 +        p += fp->_r;
-+        fp->_r = 0;
++        //fp->_r = 0;
-+
-+      } else {
-+        rc = __srefill_r (ptr, fp);
 +      }
++        rc = __srefill_r (ptr, fp);
++
 +	  if (rc)
  	    {
  	      /* no more input: return partial result */
  #ifdef __SCLE
+diff --git a/newlib/libc/stdio/remove.c b/newlib/libc/stdio/remove.c
+index d8dfdbd82..a85b5a99b 100644
+--- a/newlib/libc/stdio/remove.c
++++ b/newlib/libc/stdio/remove.c
+@@ -57,13 +57,17 @@ Supporting OS subroutine required: <<unlink>>.
+ #include <_ansi.h>
+ #include <reent.h>
+ #include <stdio.h>
++#include <errno.h>
+ 
+ int
+ _remove_r (struct _reent *ptr,
+        const char *filename)
+ {
+-  if (_unlink_r (ptr, filename) == -1)
+-    return -1;
++  if (_unlink_r (ptr, filename) == -1) {
++    errno = 0;
++    if (_rmdir_r(ptr, filename) == -1)
++      return -1;
++  }
+ 
+   return 0;
+ }
 diff --git a/newlib/libc/stdio/vfprintf.c b/newlib/libc/stdio/vfprintf.c
-index c4bf2dbe3..d756df37d 100644
+index c1483c0ac..319b1972b 100644
 --- a/newlib/libc/stdio/vfprintf.c
 +++ b/newlib/libc/stdio/vfprintf.c
-@@ -112,6 +112,8 @@ Supporting OS subroutines required: <<close>>, <<fstat>>, <<isatty>>,
+@@ -108,6 +108,8 @@ Supporting OS subroutines required: <<close>>, <<fstat>>, <<isatty>>,
  <<lseek>>, <<read>>, <<sbrk>>, <<write>>.
  */
  
@@ -8076,7 +8154,7 @@ index c4bf2dbe3..d756df37d 100644
  #if defined(LIBC_SCCS) && !defined(lint)
  /*static char *sccsid = "from: @(#)vfprintf.c	5.50 (Berkeley) 12/16/92";*/
  static char *rcsid = "$Id$";
-@@ -1438,7 +1440,7 @@ reswitch:	switch (ch) {
+@@ -1431,7 +1433,7 @@ reswitch:	switch (ch) {
  string:
  #endif
  			sign = '\0';
@@ -8085,7 +8163,7 @@ index c4bf2dbe3..d756df37d 100644
  			/* Behavior is undefined if the user passed a
  			   NULL string when precision is not 0.
  			   However, if we are not optimizing for size,
-@@ -1448,7 +1450,7 @@ string:
+@@ -1441,7 +1443,7 @@ string:
  				size = ((unsigned) prec > 6U) ? 6 : prec;
  			}
  			else
@@ -8095,7 +8173,7 @@ index c4bf2dbe3..d756df37d 100644
  			if (ch == 'S' || (flags & LONGINT)) {
  				mbstate_t ps;
 diff --git a/newlib/libc/stdio/vfscanf.c b/newlib/libc/stdio/vfscanf.c
-index 9c38eebf4..fbc8d877d 100644
+index 037692531..b5e524c53 100644
 --- a/newlib/libc/stdio/vfscanf.c
 +++ b/newlib/libc/stdio/vfscanf.c
 @@ -74,6 +74,8 @@ These are GNU extensions.
@@ -8108,7 +8186,7 @@ index 9c38eebf4..fbc8d877d 100644
  #include <reent.h>
  #include <newlib.h>
 diff --git a/newlib/libc/stdio/vfwprintf.c b/newlib/libc/stdio/vfwprintf.c
-index 980b31e3b..722be905e 100644
+index 7384b37d3..b4e1dbde5 100644
 --- a/newlib/libc/stdio/vfwprintf.c
 +++ b/newlib/libc/stdio/vfwprintf.c
 @@ -92,6 +92,9 @@ SEEALSO
@@ -8122,7 +8200,7 @@ index 980b31e3b..722be905e 100644
  
  #ifdef INTEGER_ONLY
 diff --git a/newlib/libc/stdio/vfwscanf.c b/newlib/libc/stdio/vfwscanf.c
-index 0464b0837..435fc0142 100644
+index e9e00dfec..c38d81e17 100644
 --- a/newlib/libc/stdio/vfwscanf.c
 +++ b/newlib/libc/stdio/vfwscanf.c
 @@ -74,6 +74,9 @@ PORTABILITY
@@ -8135,38 +8213,6 @@ index 0464b0837..435fc0142 100644
  #include <_ansi.h>
  #include <reent.h>
  #include <newlib.h>
-diff --git a/newlib/libc/stdlib/aligned_alloc.c b/newlib/libc/stdlib/aligned_alloc.c
-index 88413ce86..24029a6f7 100644
---- a/newlib/libc/stdlib/aligned_alloc.c
-+++ b/newlib/libc/stdlib/aligned_alloc.c
-@@ -1,5 +1,5 @@
- /*-
-- * Copyright (c) 2015 embedded brains GmbH
-+ * Copyright (c) 2018 Dave Murphy
-  * All rights reserved.
-  *
-  * Redistribution and use in source and binary forms, with or without
-@@ -25,14 +25,15 @@
-  */
- 
- #include <stdlib.h>
-+#include <malloc.h>
-+#include <errno.h>
- 
- void *
- aligned_alloc(size_t alignment, size_t size)
- {
--	void *p;
--	int error;
-+	if ((alignment !=0) && !(alignment & (alignment - 1 )) && !(size & (alignment - 1)))
-+		return memalign(alignment,size);
- 
--	error = posix_memalign(&p, alignment, size);
--
--	return (error == 0 ? p : NULL);
-+	errno = EINVAL;
-+	return (void*)NULL;
- }
 diff --git a/newlib/libc/stdlib/mbtowc_r.c b/newlib/libc/stdlib/mbtowc_r.c
 index 920a7ea3c..ba5ee7652 100644
 --- a/newlib/libc/stdlib/mbtowc_r.c
@@ -8206,7 +8252,7 @@ index 000000000..40092f99f
 +
 diff --git a/newlib/libc/sys/arm/sys/lock.h b/newlib/libc/sys/arm/sys/lock.h
 new file mode 100644
-index 000000000..567fed56b
+index 000000000..a755d6443
 --- /dev/null
 +++ b/newlib/libc/sys/arm/sys/lock.h
 @@ -0,0 +1,66 @@
@@ -8240,10 +8286,10 @@ index 000000000..567fed56b
 +extern int __libc_lock_try_acquire_recursive(_LOCK_RECURSIVE_T *lock);
 +
 +#define __LOCK_INIT(CLASS,NAME) \
-+CLASS _LOCK_T NAME = 1;
++CLASS _LOCK_T NAME = 0;
 +
 +#define __LOCK_INIT_RECURSIVE(CLASS,NAME) \
-+CLASS _LOCK_RECURSIVE_T NAME = {1,0,0};
++CLASS _LOCK_RECURSIVE_T NAME = {0,0,0};
 +
 +#define __lock_init(NAME) \
 +	__libc_lock_init(&(NAME))
@@ -8276,16 +8322,3 @@ index 000000000..567fed56b
 +	__libc_lock_release_recursive(&(NAME))
 +
 +#endif // __SYS_LOCK_H__
-diff --git a/newlib/libc/sys/arm/sys/param.h b/newlib/libc/sys/arm/sys/param.h
-index 5b9464cca..e8969b954 100644
---- a/newlib/libc/sys/arm/sys/param.h
-+++ b/newlib/libc/sys/arm/sys/param.h
-@@ -19,6 +19,8 @@
- # define PATHSIZE (1024)
- #endif
- 
-+#define MAXPATHLEN	PATHSIZE
-+
- #define MAX(a,b) ((a) > (b) ? (a) : (b))
- #define MIN(a,b) ((a) < (b) ? (a) : (b))
- 

dkarm-eabi/scripts/build-crtls.sh

@@ -0,0 +1,26 @@
+#!/bin/sh
+
+#---------------------------------------------------------------------------------
+# set env variables
+#---------------------------------------------------------------------------------
+export DEVKITPRO=$TOOLPATH
+export DEVKITARM=$DEVKITPRO/devkitARM
+
+#---------------------------------------------------------------------------------
+# Install the rules files
+#---------------------------------------------------------------------------------
+cd $BUILDDIR
+
+tar -xvf $SRCDIR/devkitarm-rules-$DKARM_RULES_VER.tar.gz
+cd devkitarm-rules-$DKARM_RULES_VER
+make install
+
+#---------------------------------------------------------------------------------
+# Install and build the crt0 files
+#---------------------------------------------------------------------------------
+cd $BUILDDIR
+
+tar -xvf $SRCDIR/devkitarm-crtls-$DKARM_CRTLS_VER.tar.gz
+cd devkitarm-crtls-$DKARM_CRTLS_VER
+make install
+

dkarm-eabi/scripts/build-gcc.sh

@@ -64,9 +64,12 @@ then
 		--prefix=$prefix \
 		--enable-lto\
 		--with-system-zlib \
-		--with-bugurl="http://wiki.devkitpro.org/index.php/Bug_Reports" --with-pkgversion="devkitARM release 53" \
+		--disable-tm-clone-registry \
+		--disable-__cxa_atexit \
+		--with-bugurl="http://wiki.devkitpro.org/index.php/Bug_Reports" --with-pkgversion="devkitARM release 57" \
 		$CROSS_PARAMS \
 		$CROSS_GCC_PARAMS \
+                $EXTRA_GCC_PARAMS \
 		|| { echo "Error configuring gcc"; exit 1; }
 	touch configured-gcc
 fi
@@ -150,35 +153,3 @@ fi
 rm -fr $prefix/$target/sys-include
 
 cd $BUILDDIR
-
-#---------------------------------------------------------------------------------
-# build and install the debugger
-#---------------------------------------------------------------------------------
-mkdir -p $target/gdb
-cd $target/gdb
-
-PLATFORM=`uname -s`
-
-if [ ! -f configured-gdb ]
-then
-	CPPFLAGS="$cppflags $CPPFLAGS" \
-	LDFLAGS="$ldflags" \
-	../../gdb-$GDB_VER/configure \
-	--disable-nls --prefix=$prefix --target=$target --disable-werror \
-	$CROSS_PARAMS \
-	|| { echo "Error configuring gdb"; exit 1; }
-	touch configured-gdb
-fi
-
-if [ ! -f built-gdb ]
-then
-	$MAKE || { echo "Error building gdb"; exit 1; }
-	touch built-gdb
-fi
-
-if [ ! -f installed-gdb ]
-then
-	$MAKE install || { echo "Error installing gdb"; exit 1; }
-	touch installed-gdb
-fi
-

dkppc/patches/binutils-2.36.1.patch

@@ -1,7 +1,7 @@
-diff -NBaur binutils-2.31.1/opcodes/ppc-opc.c binutils-2.31.1-ppc/opcodes/ppc-opc.c
+diff -NBaur binutils-2.36.1/opcodes/ppc-opc.c binutils-2.36.1-ppc/opcodes/ppc-opc.c
---- binutils-2.31.1/opcodes/ppc-opc.c	2018-06-24 19:38:58.000000000 +0100
+--- binutils-2.36.1/opcodes/ppc-opc.c	2021-01-09 10:47:34.000000000 +0000
-+++ binutils-2.31.1-ppc/opcodes/ppc-opc.c	2018-11-01 10:59:42.814553627 +0000
++++ binutils-2.36.1-ppc/opcodes/ppc-opc.c	2021-02-14 19:41:09.350749949 +0000
-@@ -3501,7 +3501,7 @@
+@@ -4225,7 +4225,7 @@
  #define MFDEC2	(PPC_OPCODE_PPC | PPC_OPCODE_601 | PPC_OPCODE_BOOKE \
  		 | PPC_OPCODE_TITAN)
  #define BOOKE	PPC_OPCODE_BOOKE

dkppc/patches/binutils-2.37.patch

@@ -0,0 +1,28 @@
+diff -NBaur binutils-2.37/libiberty/rust-demangle.c binutils-2.37-new/libiberty/rust-demangle.c
+--- binutils-2.37/libiberty/rust-demangle.c	2021-07-15 15:19:46.000000000 +0100
++++ binutils-2.37-new/libiberty/rust-demangle.c	2022-01-01 22:02:21.860422023 +0000
+@@ -75,10 +75,10 @@
+   int version;
+ 
+   /* Recursion depth.  */
+-  uint recursion;
++  unsigned recursion;
+   /* Maximum number of times demangle_path may be called recursively.  */
+ #define RUST_MAX_RECURSION_COUNT  1024
+-#define RUST_NO_RECURSION_LIMIT   ((uint) -1)
++#define RUST_NO_RECURSION_LIMIT   ((unsigned) -1)
+ 
+   uint64_t bound_lifetime_depth;
+ };
+diff -NBaur binutils-2.37/opcodes/ppc-opc.c binutils-2.37-new/opcodes/ppc-opc.c
+--- binutils-2.37/opcodes/ppc-opc.c	2021-07-08 12:37:21.000000000 +0100
++++ binutils-2.37-new/opcodes/ppc-opc.c	2022-01-01 22:02:04.409141184 +0000
+@@ -4302,7 +4302,7 @@
+ #define MFDEC2	(PPC_OPCODE_PPC | PPC_OPCODE_601 | PPC_OPCODE_BOOKE \
+ 		 | PPC_OPCODE_TITAN)
+ #define BOOKE	PPC_OPCODE_BOOKE
+-#define NO371	PPC_OPCODE_BOOKE | PPC_OPCODE_PPCPS | PPC_OPCODE_EFS
++#define NO371	PPC_OPCODE_BOOKE | PPC_OPCODE_EFS
+ #define PPCE300 PPC_OPCODE_E300
+ #define PPCSPE	PPC_OPCODE_SPE
+ #define PPCSPE2 PPC_OPCODE_SPE2

dkppc/patches/gcc-11.2.0.patch

@@ -1,30 +1,95 @@
 diff --git a/config/gthr.m4 b/config/gthr.m4
-index 7b29f1f3327..814104f32a2 100644
+index 4b937306ad0..bfd0375bd60 100644
 --- a/config/gthr.m4
 +++ b/config/gthr.m4
-@@ -12,6 +12,7 @@ AC_DEFUN([GCC_AC_THREAD_HEADER],
+@@ -13,6 +13,7 @@ AC_DEFUN([GCC_AC_THREAD_HEADER],
- [
  case $1 in
      aix)	thread_header=config/rs6000/gthr-aix.h ;;
-+    dkp)	thread_header=config/rs6000/gthr-dkp.h ;;
      dce)	thread_header=config/pa/gthr-dce.h ;;
++    dkp)        thread_header=config/rs6000/gthr-dkp.h ;;
+     gcn)	thread_header=config/gcn/gthr-gcn.h ;;
      lynx)	thread_header=config/gthr-lynx.h ;;
      mipssde)	thread_header=config/mips/gthr-mipssde.h ;;
-diff --git a/gcc/config.gcc b/gcc/config.gcc
+diff --git a/gcc/config.host b/gcc/config.host
-index 47cfce25dee..cfd8ce71123 100644
+index 0a02c33cc80..38f7adc655e 100644
---- a/gcc/config.gcc
+--- a/gcc/config.host
-+++ b/gcc/config.gcc
++++ b/gcc/config.host
-@@ -2480,7 +2480,7 @@ powerpc-xilinx-eabi*)
+@@ -251,6 +251,10 @@ case ${host} in
- 	use_gcc_stdint=wrap
+     host_extra_gcc_objs="${host_extra_gcc_objs} driver-mingw32.o"
- 	;;
+     host_lto_plugin_soname=liblto_plugin.dll
- powerpc-*-eabi*)
+     ;;
--	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h"
++  aarch64-*-darwin*)
-+	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/750cl.h"
++    out_host_hook_obj="${out_host_hook_obj} host-aarch64-darwin.o"
- 	extra_options="${extra_options} rs6000/sysv4.opt"
++    host_xmake_file="${host_xmake_file} aarch64/x-darwin"
- 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
++    ;;
- 	use_gcc_stdint=wrap
+   i[34567]86-*-darwin* | x86_64-*-darwin*)
+     out_host_hook_obj="${out_host_hook_obj} host-i386-darwin.o"
+     host_xmake_file="${host_xmake_file} i386/x-darwin"
+diff --git a/gcc/config/aarch64/host-aarch64-darwin.c b/gcc/config/aarch64/host-aarch64-darwin.c
+new file mode 100644
+index 00000000000..92c38b0b9db
+--- /dev/null
++++ b/gcc/config/aarch64/host-aarch64-darwin.c
+@@ -0,0 +1,32 @@
++/* i386-darwin host-specific hook definitions.
++   Copyright (C) 2003-2021 Free Software Foundation, Inc.
++
++This file is part of GCC.
++
++GCC is free software; you can redistribute it and/or modify it under
++the terms of the GNU General Public License as published by the Free
++Software Foundation; either version 3, or (at your option) any later
++version.
++
++GCC is distributed in the hope that it will be useful, but WITHOUT ANY
++WARRANTY; without even the implied warranty of MERCHANTABILITY or
++FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
++for more details.
++
++You should have received a copy of the GNU General Public License
++along with GCC; see the file COPYING3.  If not see
++<http://www.gnu.org/licenses/>.  */
++
++#define IN_TARGET_CODE 1
++
++#include "config.h"
++#include "system.h"
++#include "coretypes.h"
++#include "hosthooks.h"
++#include "hosthooks-def.h"
++#include "config/host-darwin.h"
++
++/* Darwin doesn't do anything special for aarch64 hosts; this file exists just
++   to include config/host-darwin.h.  */
++
++const struct host_hooks host_hooks = HOST_HOOKS_INITIALIZER;
+diff --git a/gcc/config/aarch64/x-darwin b/gcc/config/aarch64/x-darwin
+new file mode 100644
+index 00000000000..6d788d5e89c
+--- /dev/null
++++ b/gcc/config/aarch64/x-darwin
+@@ -0,0 +1,3 @@
++host-aarch64-darwin.o : $(srcdir)/config/aarch64/host-aarch64-darwin.c
++	$(COMPILE) $<
++	$(POSTCOMPILE)
+diff --git a/gcc/config/i386/host-mingw32.c b/gcc/config/i386/host-mingw32.c
+index 360a280b23a..2c03947999a 100644
+--- a/gcc/config/i386/host-mingw32.c
++++ b/gcc/config/i386/host-mingw32.c
+@@ -45,7 +45,11 @@ static size_t mingw32_gt_pch_alloc_granularity (void);
+ static inline void w32_error(const char*, const char*, int, const char*);
+ 
+ /* FIXME: Is this big enough?  */
++#if __MINGW64__
++static const size_t pch_VA_max_size  = UINT64_C(64 * 1024 * 1024 * 1024);
++#else
+ static const size_t pch_VA_max_size  = 128 * 1024 * 1024;
++#endif
+ 
+ /* Granularity for reserving address space.  */
+ static size_t va_granularity = 0x10000;
 diff --git a/gcc/config/newlib-stdint.h b/gcc/config/newlib-stdint.h
-index f46e797d610..fd39e64c38d 100644
+index 65d1fa2cd1f..51991aab75c 100644
 --- a/gcc/config/newlib-stdint.h
 +++ b/gcc/config/newlib-stdint.h
 @@ -25,7 +25,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
@@ -37,18 +102,18 @@ index f46e797d610..fd39e64c38d 100644
  
  #define SIG_ATOMIC_TYPE "int"
 diff --git a/gcc/config/rs6000/rs6000.h b/gcc/config/rs6000/rs6000.h
-index b83b304e3eb..b85359edcfc 100644
+index a7953fad965..04abd41239b 100644
 --- a/gcc/config/rs6000/rs6000.h
 +++ b/gcc/config/rs6000/rs6000.h
-@@ -212,6 +212,7 @@
+@@ -196,6 +196,7 @@ ASM_OPT_ANY
-   { "asm_cpu_476",		ASM_CPU_476_SPEC },			\
-   SUBTARGET_EXTRA_SPECS
- 
-+#if 0
  /* -mcpu=native handling only makes sense with compiler running on
     an PowerPC chip.  If changing this condition, also change
     the condition in driver-rs6000.c.  */
-@@ -226,6 +227,8 @@ extern const char *host_detect_local_cpu (int argc, const char **argv);
++#if 0
+ #if defined(__powerpc__) || defined(__POWERPC__) || defined(_AIX)
+ /* In driver-rs6000.c.  */
+ extern const char *host_detect_local_cpu (int argc, const char **argv);
+@@ -207,6 +208,8 @@ extern const char *host_detect_local_cpu (int argc, const char **argv);
  #else
  #define ASM_CPU_NATIVE_SPEC "%(asm_default)"
  #endif
@@ -57,42 +122,11 @@ index b83b304e3eb..b85359edcfc 100644
  
  #ifndef CC1_CPU_SPEC
  #ifdef HAVE_LOCAL_CPU_DETECT
-diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md
-index 4dbe8e5d133..3e2095e5b64 100644
---- a/gcc/config/rs6000/rs6000.md
-+++ b/gcc/config/rs6000/rs6000.md
-@@ -5631,19 +5631,19 @@
-     tmp = gen_reg_rtx (DImode);
- 
-   emit_insn (gen_fctiwz_<mode> (tmp, src));
--  if (MEM_P (dest))
-+  if (TARGET_POWERPC64 && (TARGET_MFPGPR || TARGET_DIRECT_MOVE))
-     {
--      dest = rs6000_address_for_fpconvert (dest);
--      emit_insn (gen_stfiwx (dest, tmp));
-+      dest = gen_lowpart (DImode, dest);
-+      emit_move_insn (dest, tmp);
-       DONE;
-     }
--  else if (TARGET_POWERPC64 && (TARGET_MFPGPR || TARGET_DIRECT_MOVE))
-+   else if (MEM_P (dest) && MEM_ALIGN (dest) >= 32)
-     {
--      dest = gen_lowpart (DImode, dest);
--      emit_move_insn (dest, tmp);
-+      dest = rs6000_address_for_fpconvert (dest);
-+      emit_insn (gen_stfiwx (dest, tmp));
-       DONE;
-     }
--  else
-+   else
-     {
-       rtx stack = rs6000_allocate_stack_temp (SImode, false, true);
-       emit_insn (gen_stfiwx (stack, tmp));
 diff --git a/gcc/config/rs6000/sysv4.h b/gcc/config/rs6000/sysv4.h
-index bb19d0dcd41..74d1e474432 100644
+index 510abe169c5..988e82007b0 100644
 --- a/gcc/config/rs6000/sysv4.h
 +++ b/gcc/config/rs6000/sysv4.h
-@@ -565,7 +565,11 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
+@@ -590,7 +590,11 @@ GNU_USER_TARGET_CC1_SPEC
  
  /* Default starting address if specified.  */
  #define LINK_START_SPEC "\
@@ -105,7 +139,7 @@ index bb19d0dcd41..74d1e474432 100644
    myellowknife : %(link_start_yellowknife) ; \
    mmvme        : %(link_start_mvme)        ; \
    msim         : %(link_start_sim)         ; \
-@@ -596,7 +600,8 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
+@@ -621,7 +625,8 @@ GNU_USER_TARGET_CC1_SPEC
  
  /* Any specific OS flags.  */
  #define LINK_OS_SPEC "\
@@ -115,7 +149,7 @@ index bb19d0dcd41..74d1e474432 100644
    myellowknife : %(link_os_yellowknife) ; \
    mmvme        : %(link_os_mvme)        ; \
    msim         : %(link_os_sim)         ; \
-@@ -614,7 +619,10 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
+@@ -636,7 +641,10 @@ GNU_USER_TARGET_CC1_SPEC
  /* Override rs6000.h definition.  */
  #undef	CPP_SPEC
  #define	CPP_SPEC "%{posix: -D_POSIX_SOURCE} \
@@ -127,7 +161,7 @@ index bb19d0dcd41..74d1e474432 100644
    myellowknife : %(cpp_os_yellowknife) ; \
    mmvme        : %(cpp_os_mvme)        ; \
    msim         : %(cpp_os_sim)         ; \
-@@ -628,7 +636,10 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
+@@ -650,7 +658,10 @@ GNU_USER_TARGET_CC1_SPEC
  
  #undef	STARTFILE_SPEC
  #define	STARTFILE_SPEC "\
@@ -139,7 +173,7 @@ index bb19d0dcd41..74d1e474432 100644
    myellowknife : %(startfile_yellowknife) ; \
    mmvme        : %(startfile_mvme)        ; \
    msim         : %(startfile_sim)         ; \
-@@ -642,7 +653,8 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
+@@ -664,7 +675,8 @@ GNU_USER_TARGET_CC1_SPEC
  
  #undef	LIB_SPEC
  #define	LIB_SPEC "\
@@ -149,7 +183,7 @@ index bb19d0dcd41..74d1e474432 100644
    myellowknife : %(lib_yellowknife) ; \
    mmvme        : %(lib_mvme)        ; \
    msim         : %(lib_sim)         ; \
-@@ -652,11 +664,12 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
+@@ -674,11 +686,12 @@ GNU_USER_TARGET_CC1_SPEC
    mcall-openbsd: %(lib_openbsd)     ; \
                 : %(lib_default)     }"
  
@@ -164,7 +198,7 @@ index bb19d0dcd41..74d1e474432 100644
    myellowknife : %(endfile_yellowknife) ; \
    mmvme        : %(endfile_mvme)        ; \
    msim         : %(endfile_sim)         ; \
-@@ -672,16 +685,27 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
+@@ -694,16 +707,27 @@ GNU_USER_TARGET_CC1_SPEC
  
  /* Motorola ADS support.  */
  #define LIB_ADS_SPEC "--start-group -lads -lc --end-group"
@@ -192,7 +226,7 @@ index bb19d0dcd41..74d1e474432 100644
  
  /* Motorola Yellowknife support.  */
  #define LIB_YELLOWKNIFE_SPEC "--start-group -lyk -lc --end-group"
-@@ -882,6 +906,7 @@ ncrtn.o%s"
+@@ -851,6 +875,7 @@ ncrtn.o%s"
  #undef	SUBTARGET_EXTRA_SPECS
  #define	SUBTARGET_EXTRA_SPECS						\
    { "crtsavres_default",	CRTSAVRES_DEFAULT_SPEC },		\
@@ -200,7 +234,7 @@ index bb19d0dcd41..74d1e474432 100644
    { "lib_ads",			LIB_ADS_SPEC },				\
    { "lib_yellowknife",		LIB_YELLOWKNIFE_SPEC },			\
    { "lib_mvme",			LIB_MVME_SPEC },			\
-@@ -891,6 +916,7 @@ ncrtn.o%s"
+@@ -860,6 +885,7 @@ ncrtn.o%s"
    { "lib_netbsd",		LIB_NETBSD_SPEC },			\
    { "lib_openbsd",		LIB_OPENBSD_SPEC },			\
    { "lib_default",		LIB_DEFAULT_SPEC },			\
@@ -208,7 +242,7 @@ index bb19d0dcd41..74d1e474432 100644
    { "startfile_ads",		STARTFILE_ADS_SPEC },			\
    { "startfile_yellowknife",	STARTFILE_YELLOWKNIFE_SPEC },		\
    { "startfile_mvme",		STARTFILE_MVME_SPEC },			\
-@@ -900,6 +926,7 @@ ncrtn.o%s"
+@@ -869,6 +895,7 @@ ncrtn.o%s"
    { "startfile_netbsd",		STARTFILE_NETBSD_SPEC },		\
    { "startfile_openbsd",	STARTFILE_OPENBSD_SPEC },		\
    { "startfile_default",	STARTFILE_DEFAULT_SPEC },		\
@@ -216,7 +250,7 @@ index bb19d0dcd41..74d1e474432 100644
    { "endfile_ads",		ENDFILE_ADS_SPEC },			\
    { "endfile_yellowknife",	ENDFILE_YELLOWKNIFE_SPEC },		\
    { "endfile_mvme",		ENDFILE_MVME_SPEC },			\
-@@ -911,7 +938,11 @@ ncrtn.o%s"
+@@ -880,7 +907,11 @@ ncrtn.o%s"
    { "endfile_default",		ENDFILE_DEFAULT_SPEC },			\
    { "link_shlib",		LINK_SHLIB_SPEC },			\
    { "link_start",		LINK_START_SPEC },			\
@@ -228,7 +262,7 @@ index bb19d0dcd41..74d1e474432 100644
    { "link_start_yellowknife",	LINK_START_YELLOWKNIFE_SPEC },		\
    { "link_start_mvme",		LINK_START_MVME_SPEC },			\
    { "link_start_sim",		LINK_START_SIM_SPEC },			\
-@@ -921,6 +952,7 @@ ncrtn.o%s"
+@@ -890,6 +921,7 @@ ncrtn.o%s"
    { "link_start_openbsd",	LINK_START_OPENBSD_SPEC },		\
    { "link_start_default",	LINK_START_DEFAULT_SPEC },		\
    { "link_os",			LINK_OS_SPEC },				\
@@ -236,7 +270,7 @@ index bb19d0dcd41..74d1e474432 100644
    { "link_os_ads",		LINK_OS_ADS_SPEC },			\
    { "link_os_yellowknife",	LINK_OS_YELLOWKNIFE_SPEC },		\
    { "link_os_mvme",		LINK_OS_MVME_SPEC },			\
-@@ -932,6 +964,9 @@ ncrtn.o%s"
+@@ -901,6 +933,9 @@ ncrtn.o%s"
    { "link_os_default",		LINK_OS_DEFAULT_SPEC },			\
    { "cc1_secure_plt_default",	CC1_SECURE_PLT_DEFAULT_SPEC },		\
    { "link_secure_plt",		LINK_SECURE_PLT_SPEC },			\
@@ -247,7 +281,7 @@ index bb19d0dcd41..74d1e474432 100644
    { "cpp_os_yellowknife",	CPP_OS_YELLOWKNIFE_SPEC },		\
    { "cpp_os_mvme",		CPP_OS_MVME_SPEC },			\
 diff --git a/gcc/config/rs6000/sysv4.opt b/gcc/config/rs6000/sysv4.opt
-index 34fea0ddd08..084a8ae435e 100644
+index 7ab55c49940..763709e907e 100644
 --- a/gcc/config/rs6000/sysv4.opt
 +++ b/gcc/config/rs6000/sysv4.opt
 @@ -124,6 +124,26 @@ mads
@@ -278,10 +312,10 @@ index 34fea0ddd08..084a8ae435e 100644
  Target RejectNegative
  Link with libyk.a, libc.a and crt0.o.
 diff --git a/gcc/configure b/gcc/configure
-index 97ba7d7d69c..c0e468546ed 100755
+index 9b28369e3bf..79b95018a89 100755
 --- a/gcc/configure
 +++ b/gcc/configure
-@@ -11693,7 +11693,7 @@ case ${enable_threads} in
+@@ -12593,7 +12593,7 @@ case ${enable_threads} in
      # default
      target_thread_file='single'
      ;;
@@ -291,10 +325,10 @@ index 97ba7d7d69c..c0e468546ed 100755
      target_thread_file=${enable_threads}
      ;;
 diff --git a/gcc/configure.ac b/gcc/configure.ac
-index d6f2d5b2ed0..15edac2ce9b 100644
+index 162e08cbc02..34d35d0de8d 100644
 --- a/gcc/configure.ac
 +++ b/gcc/configure.ac
-@@ -1611,7 +1611,7 @@ case ${enable_threads} in
+@@ -1925,7 +1925,7 @@ case ${enable_threads} in
      # default
      target_thread_file='single'
      ;;
@@ -304,7 +338,7 @@ index d6f2d5b2ed0..15edac2ce9b 100644
      target_thread_file=${enable_threads}
      ;;
 diff --git a/libgcc/config/rs6000/crtrestvr.S b/libgcc/config/rs6000/crtrestvr.S
-index ba2b2623301..8d866107142 100644
+index b372409dd42..708ba039963 100644
 --- a/libgcc/config/rs6000/crtrestvr.S
 +++ b/libgcc/config/rs6000/crtrestvr.S
 @@ -24,7 +24,7 @@
@@ -322,7 +356,7 @@ index ba2b2623301..8d866107142 100644
  #endif
 +#endif
 diff --git a/libgcc/config/rs6000/crtsavevr.S b/libgcc/config/rs6000/crtsavevr.S
-index 077e33f34d5..b7be68b710f 100644
+index 48a4d65eed4..6835ea69279 100644
 --- a/libgcc/config/rs6000/crtsavevr.S
 +++ b/libgcc/config/rs6000/crtsavevr.S
 @@ -24,7 +24,7 @@
@@ -341,10 +375,10 @@ index 077e33f34d5..b7be68b710f 100644
 +#endif
 diff --git a/libgcc/config/rs6000/gthr-dkp.c b/libgcc/config/rs6000/gthr-dkp.c
 new file mode 100644
-index 00000000000..94d6ba94ec0
+index 00000000000..26180aa7f36
 --- /dev/null
 +++ b/libgcc/config/rs6000/gthr-dkp.c
-@@ -0,0 +1,349 @@
+@@ -0,0 +1,319 @@
 +/* Threads compatibility routines for libgcc2 and libobjc.  */
 +/* Compile this one with gcc.  */
 +/* Copyright (C) 1997-2016 Free Software Foundation, Inc.
@@ -370,336 +404,306 @@ index 00000000000..94d6ba94ec0
 +see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 +<http://www.gnu.org/licenses/>.  */
 +
++#define _BUILDING_LIBGCC
 +#include "gthr-dkp.h"
 +#include <stddef.h>
 +
-+__gthread_impl_t __gthread_impl = {
-+  NULL, // active
-+  NULL, // create
-+  NULL, // join
-+  NULL, // detach
-+  NULL, // equal
-+  NULL, // self
-+  NULL, // yield
-+  NULL, // once
-+  NULL, // key_create
-+  NULL, // key_delete
-+  NULL, // getspecific
-+  NULL, // setspecific
-+  NULL, // mutex_init_function
-+  NULL, // mutex_destroy
-+  NULL, // mutex_lock
-+  NULL, // mutex_trylock
-+  NULL, // mutex_unlock
-+  NULL, // recursive_mutex_init_function
-+  NULL, // recursive_mutex_lock
-+  NULL, // recursive_mutex_trylock
-+  NULL, // recursive_mutex_unlock
-+  NULL, // recursive_mutex_destroy
-+  NULL, // cond_init_function
-+  NULL, // cond_broadcast
-+  NULL, // cond_signal
-+  NULL, // cond_wait
-+  NULL, // cond_timedwait
-+  NULL, // cond_wait_recursive
-+  NULL, // cond_destroy
-+};
 +
 +int
 +__gthread_active_p (void)
 +{
-+  if (!__gthread_impl.active) {
++  if (!__has_gthr_impl(active)) {
 +    return 0;
 +  }
 +
-+  return __gthread_impl.active();
++  return __gthr_impl_active();
 +}
 +
 +int
 +__gthread_create (__gthread_t *__threadid, void *(*__func) (void*),
 +                  void *__args)
 +{
-+  if (!__gthread_impl.create) {
++  if (!__has_gthr_impl(create)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.create(__threadid, __func, __args);
++  return __gthr_impl_create(__threadid, __func, __args);
 +}
 +
 +int
 +__gthread_join (__gthread_t __threadid, void **__value_ptr)
 +{
-+  if (!__gthread_impl.join) {
++  if (!__has_gthr_impl(join)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.join(__threadid, __value_ptr);
++  return __gthr_impl_join(__threadid, __value_ptr);
 +}
 +
 +int
 +__gthread_detach (__gthread_t __threadid)
 +{
-+  if (!__gthread_impl.detach) {
++  if (!__has_gthr_impl(detach)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.detach(__threadid);
++  return __gthr_impl_detach(__threadid);
 +}
 +
 +int
 +__gthread_equal (__gthread_t __t1, __gthread_t __t2)
 +{
-+  if (!__gthread_impl.equal) {
++  if (!__has_gthr_impl(equal)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.equal(__t1, __t2);
++  return __gthr_impl_equal(__t1, __t2);
 +}
 +
 +__gthread_t
 +__gthread_self (void)
 +{
-+  if (!__gthread_impl.self) {
++  if (!__has_gthr_impl(self)) {
 +    __gthread_t result = { 0 };
 +    return result;
 +  }
 +
-+  return __gthread_impl.self();
++  return __gthr_impl_self();
 +}
 +
 +int
 +__gthread_yield (void)
 +{
-+  if (!__gthread_impl.yield) {
++  if (!__has_gthr_impl(yield)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.yield();
++  return __gthr_impl_yield();
 +}
 +
 +int
 +__gthread_once (__gthread_once_t *__once, void (*__func) (void))
 +{
-+  if (!__gthread_impl.once) {
++  if (!__has_gthr_impl(once)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.once(__once, __func);
++  return __gthr_impl_once(__once, __func);
 +}
 +
 +int
 +__gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *))
 +{
-+  if (!__gthread_impl.key_create) {
++  if (!__has_gthr_impl(key_create)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.key_create(__key, __dtor);
++  return __gthr_impl_key_create(__key, __dtor);
 +}
 +
 +int
 +__gthread_key_delete (__gthread_key_t __key)
 +{
-+  if (!__gthread_impl.key_delete) {
++  if (!__has_gthr_impl(key_delete)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.key_delete(__key);
++  return __gthr_impl_key_delete(__key);
 +}
 +
 +void *
 +__gthread_getspecific (__gthread_key_t __key)
 +{
-+  if (!__gthread_impl.getspecific) {
++  if (!__has_gthr_impl(getspecific)) {
 +    return NULL;
 +  }
 +
-+  return __gthread_impl.getspecific(__key);
++  return __gthr_impl_getspecific(__key);
 +}
 +
 +int
 +__gthread_setspecific (__gthread_key_t __key, const void *__ptr)
 +{
-+  if (!__gthread_impl.setspecific) {
++  if (!__has_gthr_impl(setspecific)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.setspecific(__key, __ptr);
++  return __gthr_impl_setspecific(__key, __ptr);
 +}
 +
 +void
 +__gthread_mutex_init_function (__gthread_mutex_t *__mutex)
 +{
-+  if (__gthread_impl.mutex_init_function) {
++  if (__has_gthr_impl(mutex_init_function)) {
-+    __gthread_impl.mutex_init_function(__mutex);
++    __gthr_impl_mutex_init_function(__mutex);
 +  }
 +}
 +
 +int
 +__gthread_mutex_destroy (__gthread_mutex_t *__mutex)
 +{
-+  if (!__gthread_impl.mutex_destroy) {
++  if (!__has_gthr_impl(mutex_destroy)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.mutex_destroy(__mutex);
++  return __gthr_impl_mutex_destroy(__mutex);
 +}
 +
 +int
 +__gthread_mutex_lock (__gthread_mutex_t *__mutex)
 +{
-+  if (!__gthread_impl.mutex_lock) {
++  if (!__has_gthr_impl(mutex_lock)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.mutex_lock(__mutex);
++  return __gthr_impl_mutex_lock(__mutex);
 +}
 +
 +int
 +__gthread_mutex_trylock (__gthread_mutex_t *__mutex)
 +{
-+  if (!__gthread_impl.mutex_trylock) {
++  if (!__has_gthr_impl(mutex_trylock)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.mutex_trylock(__mutex);
++  return __gthr_impl_mutex_trylock(__mutex);
 +}
 +
 +int
 +__gthread_mutex_unlock (__gthread_mutex_t *__mutex)
 +{
-+  if (!__gthread_impl.mutex_unlock) {
++  if (!__has_gthr_impl(mutex_unlock)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.mutex_unlock(__mutex);
++  return __gthr_impl_mutex_unlock(__mutex);
 +}
 +
 +int
 +__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex)
 +{
-+  if (!__gthread_impl.recursive_mutex_init_function) {
++  if (!__has_gthr_impl(recursive_mutex_init_function)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.recursive_mutex_init_function(__mutex);
++  return __gthr_impl_recursive_mutex_init_function(__mutex);
 +}
 +
 +int
 +__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex)
 +{
-+  if (!__gthread_impl.recursive_mutex_lock) {
++  if (!__has_gthr_impl(recursive_mutex_lock)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.recursive_mutex_lock(__mutex);
++  return __gthr_impl_recursive_mutex_lock(__mutex);
 +}
 +
 +int
 +__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex)
 +{
-+  if (!__gthread_impl.recursive_mutex_trylock) {
++  if (!__has_gthr_impl(recursive_mutex_trylock)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.recursive_mutex_trylock(__mutex);
++  return __gthr_impl_recursive_mutex_trylock(__mutex);
 +}
 +
 +int
 +__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex)
 +{
-+  if (!__gthread_impl.recursive_mutex_unlock) {
++  if (!__has_gthr_impl(recursive_mutex_unlock)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.recursive_mutex_unlock(__mutex);
++  return __gthr_impl_recursive_mutex_unlock(__mutex);
 +}
 +
 +int
 +__gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex)
 +{
-+  if (!__gthread_impl.recursive_mutex_destroy) {
++  if (!__has_gthr_impl(recursive_mutex_destroy)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.recursive_mutex_destroy(__mutex);
++  return __gthr_impl_recursive_mutex_destroy(__mutex);
 +}
 +
 +void
 +__gthread_cond_init_function (__gthread_cond_t *__cond)
 +{
-+  if (__gthread_impl.cond_init_function) {
++  if (__has_gthr_impl(cond_init_function)) {
-+    __gthread_impl.cond_init_function(__cond);
++    __gthr_impl_cond_init_function(__cond);
 +  }
 +}
 +
 +int
 +__gthread_cond_broadcast (__gthread_cond_t *__cond)
 +{
-+  if (!__gthread_impl.cond_broadcast) {
++  if (!__has_gthr_impl(cond_broadcast)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.cond_broadcast(__cond);
++  return __gthr_impl_cond_broadcast(__cond);
 +}
 +
 +int
 +__gthread_cond_signal (__gthread_cond_t *__cond)
 +{
-+  if (!__gthread_impl.cond_signal) {
++  if (!__has_gthr_impl(cond_signal)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.cond_signal(__cond);
++  return __gthr_impl_cond_signal(__cond);
 +}
 +
 +int
 +__gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex)
 +{
-+  if (!__gthread_impl.cond_wait) {
++  if (!__has_gthr_impl(cond_wait)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.cond_wait(__cond, __mutex);
++  return __gthr_impl_cond_wait(__cond, __mutex);
 +}
 +
 +int
 +__gthread_cond_timedwait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex,
 +                          const __gthread_time_t *__abs_timeout)
 +{
-+  if (!__gthread_impl.cond_timedwait) {
++  if (!__has_gthr_impl(cond_timedwait)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.cond_timedwait(__cond, __mutex, __abs_timeout);
++  return __gthr_impl_cond_timedwait(__cond, __mutex, __abs_timeout);
 +}
 +
 +int
 +__gthread_cond_wait_recursive (__gthread_cond_t *__cond,
 +                               __gthread_recursive_mutex_t *__mutex)
 +{
-+  if (!__gthread_impl.cond_wait_recursive) {
++  if (!__has_gthr_impl(cond_wait_recursive)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.cond_wait_recursive(__cond, __mutex);
++  return __gthr_impl_cond_wait_recursive(__cond, __mutex);
 +}
 +
 +int
 +__gthread_cond_destroy (__gthread_cond_t* __cond)
 +{
-+  if (!__gthread_impl.cond_destroy) {
++  if (!__has_gthr_impl(cond_destroy)) {
 +    return -1;
 +  }
 +
-+  return __gthread_impl.cond_destroy(__cond);
++  return __gthr_impl_cond_destroy(__cond);
 +}
 diff --git a/libgcc/config/rs6000/gthr-dkp.h b/libgcc/config/rs6000/gthr-dkp.h
 new file mode 100644
-index 00000000000..281c19d2a60
+index 00000000000..72ecf82ab83
 --- /dev/null
 +++ b/libgcc/config/rs6000/gthr-dkp.h
-@@ -0,0 +1,185 @@
+@@ -0,0 +1,187 @@
 +/* Threads compatibility routines for libgcc2 and libobjc.  */
 +/* Compile this one with gcc.  */
 +/* Copyright (C) 1997-2016 Free Software Foundation, Inc.
@@ -753,42 +757,44 @@ index 00000000000..281c19d2a60
 +#define __GTHREAD_MUTEX_INIT_FUNCTION __gthread_mutex_init_function
 +#define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function
 +
-+typedef struct {
++#ifdef _BUILDING_LIBGCC
-+  int (*active) (void);
++#define __GTHR_IMPL(_name) __attribute__((weak)) __gthr_impl_##_name
-+  int (*create) (__gthread_t *__threadid, void *(*__func) (void*),
++#define __has_gthr_impl(_name) (&__gthr_impl_##_name)
-+                 void *__args);
++#else
-+  int (*join) (__gthread_t __threadid, void **__value_ptr);
++#define __GTHR_IMPL(_name) __gthr_impl_##_name
-+  int (*detach) (__gthread_t __threadid);
++#endif
-+  int (*equal) (__gthread_t __t1, __gthread_t __t2);
-+  __gthread_t (*self) (void);
-+  int (*yield) (void);
-+  int (*once) (__gthread_once_t *__once, void (*__func) (void));
-+  int (*key_create) (__gthread_key_t *__key, void (*__dtor) (void *));
-+  int (*key_delete) (__gthread_key_t __key);
-+  void * (*getspecific) (__gthread_key_t __key);
-+  int (*setspecific) (__gthread_key_t __key, const void *__ptr);
-+  void (*mutex_init_function) (__gthread_mutex_t *__mutex);
-+  int (*mutex_destroy) (__gthread_mutex_t *__mutex);
-+  int (*mutex_lock) (__gthread_mutex_t *__mutex);
-+  int (*mutex_trylock) (__gthread_mutex_t *__mutex);
-+  int (*mutex_unlock) (__gthread_mutex_t *__mutex);
-+  int (*recursive_mutex_init_function) (__gthread_recursive_mutex_t *__mutex);
-+  int (*recursive_mutex_lock) (__gthread_recursive_mutex_t *__mutex);
-+  int (*recursive_mutex_trylock) (__gthread_recursive_mutex_t *__mutex);
-+  int (*recursive_mutex_unlock) (__gthread_recursive_mutex_t *__mutex);
-+  int (*recursive_mutex_destroy) (__gthread_recursive_mutex_t *__mutex);
-+  void (*cond_init_function) (__gthread_cond_t *__cond);
-+  int (*cond_broadcast) (__gthread_cond_t *__cond);
-+  int (*cond_signal) (__gthread_cond_t *__cond);
-+  int (*cond_wait) (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex);
-+  int (*cond_timedwait) (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex,
-+                         const __gthread_time_t *__abs_timeout);
-+  int (*cond_wait_recursive) (__gthread_cond_t *__cond,
-+                              __gthread_recursive_mutex_t *__mutex);
-+  int (*cond_destroy) (__gthread_cond_t* __cond);
-+} __gthread_impl_t;
 +
-+extern __gthread_impl_t __gthread_impl;
++int __GTHR_IMPL(active) (void);
++int __GTHR_IMPL(create) (__gthread_t *__threadid, void *(*__func) (void*), void *__args);
++int __GTHR_IMPL(join) (__gthread_t __threadid, void **__value_ptr);
++int __GTHR_IMPL(detach) (__gthread_t __threadid);
++int __GTHR_IMPL(equal) (__gthread_t __t1, __gthread_t __t2);
++__gthread_t __GTHR_IMPL(self) (void);
++int __GTHR_IMPL(yield) (void);
++int __GTHR_IMPL(once) (__gthread_once_t *__once, void (*__func) (void));
++int __GTHR_IMPL(key_create) (__gthread_key_t *__key, void (*__dtor) (void *));
++int __GTHR_IMPL(key_delete) (__gthread_key_t __key);
++void * __GTHR_IMPL(getspecific) (__gthread_key_t __key);
++int __GTHR_IMPL(setspecific) (__gthread_key_t __key, const void *__ptr);
++void __GTHR_IMPL(mutex_init_function) (__gthread_mutex_t *__mutex);
++int __GTHR_IMPL(mutex_destroy) (__gthread_mutex_t *__mutex);
++int __GTHR_IMPL(mutex_lock) (__gthread_mutex_t *__mutex);
++int __GTHR_IMPL(mutex_trylock) (__gthread_mutex_t *__mutex);
++int __GTHR_IMPL(mutex_unlock) (__gthread_mutex_t *__mutex);
++int __GTHR_IMPL(recursive_mutex_init_function) (__gthread_recursive_mutex_t *__mutex);
++int __GTHR_IMPL(recursive_mutex_lock) (__gthread_recursive_mutex_t *__mutex);
++int __GTHR_IMPL(recursive_mutex_trylock) (__gthread_recursive_mutex_t *__mutex);
++int __GTHR_IMPL(recursive_mutex_unlock) (__gthread_recursive_mutex_t *__mutex);
++int __GTHR_IMPL(recursive_mutex_destroy) (__gthread_recursive_mutex_t *__mutex);
++void __GTHR_IMPL(cond_init_function) (__gthread_cond_t *__cond);
++int __GTHR_IMPL(cond_broadcast) (__gthread_cond_t *__cond);
++int __GTHR_IMPL(cond_signal) (__gthread_cond_t *__cond);
++int __GTHR_IMPL(cond_wait) (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex);
++int __GTHR_IMPL(cond_timedwait) (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex,
++                         const __gthread_time_t *__abs_timeout);
++int __GTHR_IMPL(cond_wait_recursive) (__gthread_cond_t *__cond,
++                              __gthread_recursive_mutex_t *__mutex);
++int __GTHR_IMPL(cond_destroy) (__gthread_cond_t* __cond);
 +
 +int
 +__gthread_active_p (void);
@@ -896,38 +902,79 @@ index fb812d3801f..7f6669d530f 100644
  
  # This can't end up in shared libgcc
 diff --git a/libgcc/configure b/libgcc/configure
-index b2f3f870844..c6f93f8b3ac 100644
+index 4919a56f518..546b3413deb 100755
 --- a/libgcc/configure
 +++ b/libgcc/configure
-@@ -5442,6 +5442,7 @@ tm_file="${tm_file_}"
+@@ -5679,6 +5679,7 @@ tm_file="${tm_file_}"
- 
  case $target_thread_file in
      aix)	thread_header=config/rs6000/gthr-aix.h ;;
-+    dkp)	thread_header=config/rs6000/gthr-dkp.h ;;
      dce)	thread_header=config/pa/gthr-dce.h ;;
++    dkp)        thread_header=config/rs6000/gthr-dkp.h ;;
+     gcn)	thread_header=config/gcn/gthr-gcn.h ;;
      lynx)	thread_header=config/gthr-lynx.h ;;
      mipssde)	thread_header=config/mips/gthr-mipssde.h ;;
 diff --git a/libgcc/crtstuff.c b/libgcc/crtstuff.c
-index 5e894455e16..f2347455de0 100644
+index 675930db043..bdfd6f6b0bb 100644
 --- a/libgcc/crtstuff.c
 +++ b/libgcc/crtstuff.c
-@@ -47,6 +47,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+@@ -325,7 +325,7 @@ register_tm_clones (void)
  
- /* Target machine header files require this define. */
+ #ifdef OBJECT_FORMAT_ELF
- #define IN_LIBGCC2
-+#define USED_FOR_TARGET
  
- /* FIXME: Including auto-host is incorrect, but until we have
+-#if DEFAULT_USE_CXA_ATEXIT
-    identified the set of defines that need to go into auto-target.h,
++#if 1 /* DEFAULT_USE_CXA_ATEXIT */
+ /* Declare the __dso_handle variable.  It should have a unique value
+    in every shared-object; in a main program its value is zero.  The
+    object should in any case be protected.  This means the instance
 diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
-index 61457e940ec..a7c63407ced 100755
+index 326a279c54f..d2cb9d18294 100755
 --- a/libstdc++-v3/configure
 +++ b/libstdc++-v3/configure
-@@ -15382,6 +15382,7 @@ $as_echo "$target_thread_file" >&6; }
+@@ -15698,6 +15698,7 @@ $as_echo "$target_thread_file" >&6; }
- 
  case $target_thread_file in
      aix)	thread_header=config/rs6000/gthr-aix.h ;;
-+    dkp)	thread_header=config/rs6000/gthr-dkp.h ;;
      dce)	thread_header=config/pa/gthr-dce.h ;;
++    dkp)        thread_header=config/rs6000/gthr-dkp.h ;;
+     gcn)	thread_header=config/gcn/gthr-gcn.h ;;
      lynx)	thread_header=config/gthr-lynx.h ;;
      mipssde)	thread_header=config/mips/gthr-mipssde.h ;;
+diff --git a/libstdc++-v3/include/c_compatibility/fenv.h b/libstdc++-v3/include/c_compatibility/fenv.h
+index 0413e3b7c25..ff5f8bbe1a1 100644
+--- a/libstdc++-v3/include/c_compatibility/fenv.h
++++ b/libstdc++-v3/include/c_compatibility/fenv.h
+@@ -26,6 +26,10 @@
+  *  This is a Standard C++ Library header.
+  */
+ 
++#if !defined __cplusplus || defined _GLIBCXX_INCLUDE_NEXT_C_HEADERS
++# include_next <fenv.h>
++#else
++
+ #ifndef _GLIBCXX_FENV_H
+ #define _GLIBCXX_FENV_H 1
+ 
+@@ -79,3 +83,5 @@ namespace std
+ #endif // C++11
+ 
+ #endif // _GLIBCXX_FENV_H
++
++#endif // __cplusplus
+diff --git a/libstdc++-v3/include/c_global/cfenv b/libstdc++-v3/include/c_global/cfenv
+index 0b0ec35a837..d24cb1a3c81 100644
+--- a/libstdc++-v3/include/c_global/cfenv
++++ b/libstdc++-v3/include/c_global/cfenv
+@@ -37,9 +37,11 @@
+ 
+ #include <bits/c++config.h>
+ 
+-#if _GLIBCXX_HAVE_FENV_H
+-# include <fenv.h>
+-#endif
++// Need to ensure this finds the C library's <fenv.h> not a libstdc++
++// wrapper that might already be installed later in the include search path.
++#define _GLIBCXX_INCLUDE_NEXT_C_HEADERS
++#include_next <fenv.h>
++#undef _GLIBCXX_INCLUDE_NEXT_C_HEADERS
+ 
+ #ifdef _GLIBCXX_USE_C99_FENV_TR1
+ 

dkppc/patches/gdb-8.2.1.patch

@@ -1,60 +0,0 @@
-diff -NBaur gdb-8.2.1/gdb/dtrace-probe.c gdb-8.2.1-apple/gdb/dtrace-probe.c
---- gdb-8.2.1/gdb/dtrace-probe.c	2018-12-23 05:51:54.000000000 +0000
-+++ gdb-8.2.1-apple/gdb/dtrace-probe.c	2019-02-19 17:30:16.449175937 +0000
-@@ -100,7 +100,7 @@
- 
- /* DTrace static_probe_ops.  */
- 
--const dtrace_static_probe_ops dtrace_static_probe_ops;
-+const dtrace_static_probe_ops dtrace_static_probe_ops = {};
- 
- /* The following structure represents a dtrace probe.  */
- 
-diff -NBaur gdb-8.2.1/gdb/probe.c gdb-8.2.1-apple/gdb/probe.c
---- gdb-8.2.1/gdb/probe.c	2018-12-23 05:51:54.000000000 +0000
-+++ gdb-8.2.1-apple/gdb/probe.c	2019-02-19 17:31:05.266578008 +0000
-@@ -60,7 +60,7 @@
- 
- /* Static operations associated with a generic probe.  */
- 
--const any_static_probe_ops any_static_probe_ops;
-+const any_static_probe_ops any_static_probe_ops = {};
- 
- /* A helper for parse_probes that decodes a probe specification in
-    SEARCH_PSPACE.  It appends matching SALs to RESULT.  */
-diff -NBaur gdb-8.2.1/gdb/record-btrace.c gdb-8.2.1-apple/gdb/record-btrace.c
---- gdb-8.2.1/gdb/record-btrace.c	2018-12-23 05:51:54.000000000 +0000
-+++ gdb-8.2.1-apple/gdb/record-btrace.c	2019-02-19 17:31:33.301731324 +0000
-@@ -144,7 +144,7 @@
- 
- /* Token associated with a new-thread observer enabling branch tracing
-    for the new thread.  */
--static const gdb::observers::token record_btrace_thread_observer_token;
-+static const gdb::observers::token record_btrace_thread_observer_token = {};
- 
- /* Memory access types used in set/show record btrace replay-memory-access.  */
- static const char replay_memory_access_read_only[] = "read-only";
-diff -NBaur gdb-8.2.1/gdb/stap-probe.c gdb-8.2.1-apple/gdb/stap-probe.c
---- gdb-8.2.1/gdb/stap-probe.c	2018-12-23 05:51:54.000000000 +0000
-+++ gdb-8.2.1-apple/gdb/stap-probe.c	2019-02-19 17:29:35.744567941 +0000
-@@ -119,7 +119,7 @@
- 
- /* SystemTap static_probe_ops.  */
- 
--const stap_static_probe_ops stap_static_probe_ops;
-+const stap_static_probe_ops stap_static_probe_ops = {};
- 
- class stap_probe : public probe
- {
-diff -NBaur gdb-8.2.1/gdb/tui/tui-hooks.c gdb-8.2.1-apple/gdb/tui/tui-hooks.c
---- gdb-8.2.1/gdb/tui/tui-hooks.c	2018-12-23 05:51:54.000000000 +0000
-+++ gdb-8.2.1-apple/gdb/tui/tui-hooks.c	2019-02-19 17:28:53.178460364 +0000
-@@ -205,7 +205,7 @@
- 
- /* Token associated with observers registered while TUI hooks are
-    installed.  */
--static const gdb::observers::token tui_observers_token;
-+static const gdb::observers::token tui_observers_token = {};
- 
- /* Attach or detach a single observer, according to ATTACH.  */
- 

dkppc/patches/newlib-4.2.0.20211231.patch

@@ -1,8 +1,8 @@
 diff --git a/libgloss/configure b/libgloss/configure
-index 0d2918cee..bccfb07b4 100755
+index e70c57d89..ac5c745f9 100755
 --- a/libgloss/configure
 +++ b/libgloss/configure
-@@ -2604,6 +2604,8 @@ if test "${config_libnosys}" = "true"; then
+@@ -2787,6 +2787,8 @@ if test "${config_libnosys}" = "true"; then
  
  fi
  
@@ -11,12 +11,12 @@ index 0d2918cee..bccfb07b4 100755
  DEPDIR="${am__leading_dot}deps"
  
  ac_config_commands="$ac_config_commands depfiles"
-diff --git a/libgloss/configure.in b/libgloss/configure.in
+diff --git a/libgloss/configure.ac b/libgloss/configure.ac
-index f38d5298e..db6b33ab8 100644
+index 0fbe99526..42ea1d2ed 100644
---- a/libgloss/configure.in
+--- a/libgloss/configure.ac
-+++ b/libgloss/configure.in
++++ b/libgloss/configure.ac
 @@ -2,6 +2,7 @@ dnl Process this file with autoconf to produce a configure script.
- AC_PREREQ(2.59)
+ AC_PREREQ(2.69)dnl
  AC_INIT([libgloss],[LIBGLOSS_VERSION])
  AC_CONFIG_SRCDIR([libnosys])
 +AC_CONFIG_SRCDIR([libsysbase])
@@ -33,7 +33,7 @@ index f38d5298e..db6b33ab8 100644
  case "${target}" in
    aarch64*-*-*)
  	AC_CONFIG_SUBDIRS(aarch64)
-@@ -194,6 +198,10 @@ if test "${config_libnosys}" = "true"; then
+@@ -197,6 +201,10 @@ if test "${config_libnosys}" = "true"; then
    AC_CONFIG_SUBDIRS([libnosys])
  fi
  
@@ -46,7 +46,7 @@ index f38d5298e..db6b33ab8 100644
  AC_SUBST(AS)
 diff --git a/libgloss/libsysbase/Makefile.in b/libgloss/libsysbase/Makefile.in
 new file mode 100644
-index 000000000..183f9acc7
+index 000000000..bd69599a8
 --- /dev/null
 +++ b/libgloss/libsysbase/Makefile.in
 @@ -0,0 +1,148 @@
@@ -121,8 +121,8 @@ index 000000000..183f9acc7
 +	isatty.o kill.o link.o lseek.o lstat.o nanosleep.o open.o read.o sbrk.o sleep.o stat.o usleep.o times.o \
 +	unlink.o wait.o write.o _exit.o malloc_vars.o \
 +	chdir.o mkdir.o rename.o build_argv.o statvfs.o \
-+	flock.o syscall_support.o handle_manager.o truncate.o ftruncate.o dirent.o fsync.o \
++	flock.o handle_manager.o truncate.o ftruncate.o dirent.o fsync.o \
-+	fchmod.o chmod.o rmdir.o utime.o scandir.o
++	fchmod.o chmod.o rmdir.o utime.o scandir.o syscall_support.o
 +
 +# Object files specific to particular targets.
 +EVALOBJS = ${OBJS}
@@ -143,10 +143,10 @@ index 000000000..183f9acc7
 +AR_FLAGS = qc
 +
 +.c.o:
-+	$(CC) $(CFLAGS_FOR_TARGET) -O2 $(INCLUDES) -c $(CFLAGS) $<
++	$(CC) $(CFLAGS_FOR_TARGET) -D_BUILDING_LIBSYSBASE -O2 $(INCLUDES) -c $(CFLAGS) $<
 +
 +.C.o:
-+	$(CC) $(CFLAGS_FOR_TARGET) -O2 $(INCLUDES) -c $(CFLAGS) $<
++	$(CC) $(CFLAGS_FOR_TARGET) -D_BUILDING_LIBSYSBASE -O2 $(INCLUDES) -c $(CFLAGS) $<
 +.s.o:
 +	$(AS) $(ASFLAGS_FOR_TARGET) $(INCLUDES) $(ASFLAGS) -o $*.o $<
 +
@@ -200,7 +200,7 @@ index 000000000..183f9acc7
 +	$(SHELL) config.status --recheck
 diff --git a/libgloss/libsysbase/_exit.c b/libgloss/libsysbase/_exit.c
 new file mode 100644
-index 000000000..e5cb5a9ed
+index 000000000..6effb1105
 --- /dev/null
 +++ b/libgloss/libsysbase/_exit.c
 @@ -0,0 +1,17 @@
@@ -215,8 +215,8 @@ index 000000000..e5cb5a9ed
 +void _exit(int rc)
 +{
 +
-+	if ( __syscalls.exit ) {
++	if ( __has_syscall(exit) ) {
-+		__syscalls.exit(rc);
++		__syscall_exit(rc);
 +	}
 +
 +	while(1);
@@ -903,7 +903,7 @@ index 000000000..3668b5801
 +
 diff --git a/libgloss/libsysbase/clocks.c b/libgloss/libsysbase/clocks.c
 new file mode 100644
-index 000000000..01cfee469
+index 000000000..b36b5c079
 --- /dev/null
 +++ b/libgloss/libsysbase/clocks.c
 @@ -0,0 +1,34 @@
@@ -913,8 +913,8 @@ index 000000000..01cfee469
 +
 +int clock_gettime(clockid_t clock_id, struct timespec *tp)
 +{
-+   if ( __syscalls.clock_gettime ) {
++   if ( __has_syscall(clock_gettime) ) {
-+      return __syscalls.clock_gettime(clock_id, tp);
++      return __syscall_clock_gettime(clock_id, tp);
 +   } else {
 +      errno = ENOSYS;
 +      return -1;
@@ -923,8 +923,8 @@ index 000000000..01cfee469
 +
 +int clock_settime(clockid_t clock_id, const struct timespec *tp)
 +{
-+   if ( __syscalls.clock_settime ) {
++   if ( __has_syscall(clock_settime) ) {
-+      return __syscalls.clock_settime(clock_id, tp);
++      return __syscall_clock_settime(clock_id, tp);
 +   } else {
 +      errno = ENOSYS;
 +      return -1;
@@ -933,8 +933,8 @@ index 000000000..01cfee469
 +
 +int clock_getres (clockid_t clock_id, struct timespec *res)
 +{
-+   if ( __syscalls.clock_getres ) {
++   if ( __has_syscall(clock_getres) ) {
-+      return __syscalls.clock_getres(clock_id, res);
++      return __syscall_clock_getres(clock_id, res);
 +   } else {
 +      errno = ENOSYS;
 +      return -1;
@@ -5938,7 +5938,7 @@ index 000000000..ec3b84037
 +
 diff --git a/libgloss/libsysbase/gettod.c b/libgloss/libsysbase/gettod.c
 new file mode 100644
-index 000000000..11dc528fa
+index 000000000..ee8947f51
 --- /dev/null
 +++ b/libgloss/libsysbase/gettod.c
 @@ -0,0 +1,26 @@
@@ -5961,7 +5961,7 @@ index 000000000..11dc528fa
 +	struct _reent *ptr = _REENT;
 +#endif
 +
-+	if ( __syscalls.gettod_r ) return __syscalls.gettod_r(ptr, ptimeval, ptimezone);
++	if ( __has_syscall(gettod_r) ) return __syscall_gettod_r(ptr, ptimeval, ptimezone);
 +
 +	ptr->_errno = ENOSYS;
 +	return -1;
@@ -6518,7 +6518,7 @@ index 000000000..b4fcbd3d7
 +}
 diff --git a/libgloss/libsysbase/nanosleep.c b/libgloss/libsysbase/nanosleep.c
 new file mode 100644
-index 000000000..3c96fc61b
+index 000000000..a233b9df6
 --- /dev/null
 +++ b/libgloss/libsysbase/nanosleep.c
 @@ -0,0 +1,14 @@
@@ -6528,8 +6528,8 @@ index 000000000..3c96fc61b
 +
 +int nanosleep(const struct timespec *req, struct timespec *rem)
 +{
-+   if ( __syscalls.nanosleep ) {
++   if ( __has_syscall(nanosleep) ) {
-+      return __syscalls.nanosleep(req, rem);
++      return __syscall_nanosleep(req, rem);
 +   } else {
 +      *rem = *req;
 +      errno = ENOSYS;
@@ -6680,10 +6680,10 @@ index 000000000..1d7b7e8e7
 +}
 diff --git a/libgloss/libsysbase/rmdir.c b/libgloss/libsysbase/rmdir.c
 new file mode 100644
-index 000000000..2692a2997
+index 000000000..b8640b87d
 --- /dev/null
 +++ b/libgloss/libsysbase/rmdir.c
-@@ -0,0 +1,25 @@
+@@ -0,0 +1,34 @@
 +#include "config.h"
 +#include <_ansi.h>
 +#include <_syslist.h>
@@ -6691,27 +6691,36 @@ index 000000000..2692a2997
 +#include <errno.h>
 +#include <sys/iosupport.h>
 +
-+int	rmdir (const char *name) {
++int	_rmdir_r (struct _reent *ptr, const char *name) {
-+	struct _reent *r = _REENT;
 +	int	dev,ret=-1;
 +
 +	dev	= FindDevice(name);
 +	if(dev!=-1) {
 +		if(devoptab_list[dev]->rmdir_r) {
-+			r->deviceData = devoptab_list[dev]->deviceData;
++			ptr->deviceData = devoptab_list[dev]->deviceData;
-+			ret = devoptab_list[dev]->rmdir_r(r,name);
++			ret = devoptab_list[dev]->rmdir_r(ptr,name);
 +		} else {
-+			r->_errno = ENOSYS;
++			ptr->_errno = ENOSYS;
 +		}
 +	} else {
-+		r->_errno =	ENODEV;
++		ptr->_errno =	ENODEV;
 +	}
 +
 +	return ret;
 +}
++
++#ifndef _REENT_ONLY
++
++int
++rmdir (const char *filename)
++{
++  return _rmdir_r (_REENT, filename);
++}
++
++#endif
 diff --git a/libgloss/libsysbase/sbrk.c b/libgloss/libsysbase/sbrk.c
 new file mode 100644
-index 000000000..e2bdb9edc
+index 000000000..83d922d85
 --- /dev/null
 +++ b/libgloss/libsysbase/sbrk.c
 @@ -0,0 +1,26 @@
@@ -6731,8 +6740,8 @@ index 000000000..e2bdb9edc
 +#endif
 +
 +
-+	if ( __syscalls.sbrk_r ) {
++	if ( __has_syscall(sbrk_r) ) {
-+		return __syscalls.sbrk_r(ptr, incr);
++		return __syscall_sbrk_r(ptr, incr);
 +	} else {
 +
 +		ptr->_errno = ENOMEM;
@@ -6922,34 +6931,16 @@ index 000000000..84e221340
 +}
 diff --git a/libgloss/libsysbase/syscall_support.c b/libgloss/libsysbase/syscall_support.c
 new file mode 100644
-index 000000000..f02714764
+index 000000000..39e75fd0b
 --- /dev/null
 +++ b/libgloss/libsysbase/syscall_support.c
-@@ -0,0 +1,67 @@
+@@ -0,0 +1,49 @@
 +#include <sys/iosupport.h>
 +
-+//---------------------------------------------------------------------------------
-+__syscalls_t __syscalls = {
-+//---------------------------------------------------------------------------------
-+	NULL,	// sbrk
-+	NULL,	// lock_init
-+	NULL,	// lock_close
-+	NULL,	// lock_release
-+	NULL,	// lock_acquire
-+	NULL,	// malloc_lock
-+	NULL,	// malloc_unlock
-+	NULL,	// exit
-+	NULL,	// gettod_r
-+	NULL,	// clock_gettime
-+	NULL,	// clock_settime
-+	NULL,	// clock_getres
-+	NULL	// nanosleep
-+};
-+
 +int __libc_lock_init(int *lock,int recursive) {
 +
-+	if ( __syscalls.lock_init ) {
++	if ( __has_syscall(lock_init) ) {
-+		return __syscalls.lock_init(lock, recursive);
++		return __syscall_lock_init(lock, recursive);
 +	}
 +
 +	return 0;
@@ -6957,8 +6948,8 @@ index 000000000..f02714764
 +
 +int __libc_lock_close( int *lock ) {
 +
-+	if ( __syscalls.lock_close) {
++	if ( __has_syscall(lock_close)) {
-+		return __syscalls.lock_close(lock);
++		return __syscall_lock_close(lock);
 +	}
 +
 +	return 0;
@@ -6966,8 +6957,8 @@ index 000000000..f02714764
 +
 +int __libc_lock_release( int *lock ) {
 +
-+	if ( __syscalls.lock_release) {
++	if ( __has_syscall(lock_release)) {
-+		return __syscalls.lock_release(lock);
++		return __syscall_lock_release(lock);
 +	}
 +
 +	return 0;
@@ -6975,22 +6966,22 @@ index 000000000..f02714764
 +
 +int __libc_lock_acquire( int *lock ) {
 +
-+	if ( __syscalls.lock_acquire) {
++	if ( __has_syscall(lock_acquire)) {
-+		return __syscalls.lock_acquire(lock);
++		return __syscall_lock_acquire(lock);
 +	}
 +
 +	return 0;
 +}
 +
 +void __malloc_lock( struct _reent *ptr ) {
-+	if ( __syscalls.malloc_lock) {
++	if ( __has_syscall(malloc_lock) ){
-+		__syscalls.malloc_lock(ptr);
++		__syscall_malloc_lock(ptr);
 +	}
 +}
 +
 +void __malloc_unlock( struct _reent *ptr ) {
-+	if ( __syscalls.malloc_unlock) {
++	if ( __has_syscall(malloc_unlock)) {
-+		__syscalls.malloc_unlock(ptr);
++		__syscall_malloc_unlock(ptr);
 +	}
 +}
 diff --git a/libgloss/libsysbase/times.c b/libgloss/libsysbase/times.c
@@ -7390,15 +7381,16 @@ index 000000000..bd25d775d
 +	exit ( main(__system_argv->argc,__system_argv->argv) );
 +}
 diff --git a/newlib/configure.host b/newlib/configure.host
-index a84c0c80a..0921e00be 100644
+index c429dde1c..350dbc8f0 100644
 --- a/newlib/configure.host
 +++ b/newlib/configure.host
-@@ -853,7 +853,12 @@ newlib_cflags="${newlib_cflags} -DCLOCK_PROVIDED -DMALLOC_PROVIDED -DEXIT_PROVID
+@@ -863,7 +863,13 @@ newlib_cflags="${newlib_cflags} -DCLOCK_PROVIDED -DMALLOC_PROVIDED -DEXIT_PROVID
  	default_newlib_io_long_long="yes"
  	newlib_cflags="${newlib_cflags} -DMISSING_SYSCALL_NAMES"
  	;;
 -  powerpc*-*-eabi* | \
 +  powerpc*-*-eabi*)
++	default_newlib_io_c99_formats="yes"
 +	default_newlib_io_long_long="yes"
 +	newlib_cflags="${newlib_cflags} -DREENTRANT_SYSCALLS_PROVIDED -D__DEFAULT_UTF8__"
 +	newlib_cflags="${newlib_cflags} -ffunction-sections -fdata-sections"
@@ -7407,6 +7399,44 @@ index a84c0c80a..0921e00be 100644
    powerpc*-*-elf* | \
    powerpc*-*-linux* | \
    powerpc*-*-rtem* | \
+diff --git a/newlib/libc/ctype/jp2uc.c b/newlib/libc/ctype/jp2uc.c
+index 5e30f09be..1ea357f92 100644
+--- a/newlib/libc/ctype/jp2uc.c
++++ b/newlib/libc/ctype/jp2uc.c
+@@ -35,7 +35,7 @@
+ #ifdef _MB_CAPABLE
+ /* Under Cygwin, the incoming wide character is already given in UTF due
+    to the requirements of the underlying OS. */
+-#ifndef __CYGWIN__
++#if !defined(__CYGWIN__) && !defined(__DEVKITA64__)
+ 
+ #include <_ansi.h>
+ #include <string.h>
+diff --git a/newlib/libc/ctype/local.h b/newlib/libc/ctype/local.h
+index 5c293c83d..75ccf89f5 100644
+--- a/newlib/libc/ctype/local.h
++++ b/newlib/libc/ctype/local.h
+@@ -32,7 +32,7 @@
+    * for towupper and towlower, the result must be back-transformed
+      into the respective locale encoding; currently NOT IMPLEMENTED
+ */
+-#ifdef __CYGWIN__
++#if defined(__CYGWIN__) || defined(__DEVKITA64__)
+ /* Under Cygwin, wchar_t (or its extension wint_t) is Unicode */
+ #define _jp2uc(c) (c)
+ #define _jp2uc_l(c, l) (c)
+diff --git a/newlib/libc/include/reent.h b/newlib/libc/include/reent.h
+index 23d572cd3..65310c084 100644
+--- a/newlib/libc/include/reent.h
++++ b/newlib/libc/include/reent.h
+@@ -150,6 +150,7 @@ extern int _mkdir_r (struct _reent *, const char *, int);
+ extern int _open_r (struct _reent *, const char *, int, int);
+ extern _ssize_t _read_r (struct _reent *, int, void *, size_t);
+ extern int _rename_r (struct _reent *, const char *, const char *);
++extern int _rmdir_r (struct _reent *r, const char *name);
+ extern void *_sbrk_r (struct _reent *, ptrdiff_t);
+ extern int _stat_r (struct _reent *, const char *, struct stat *);
+ extern _CLOCK_T_ _times_r (struct _reent *, struct tms *);
 diff --git a/newlib/libc/include/sys/dirent.h b/newlib/libc/include/sys/dirent.h
 index a3fb5c02c..adb8e1083 100644
 --- a/newlib/libc/include/sys/dirent.h
@@ -7471,10 +7501,10 @@ index a3fb5c02c..adb8e1083 100644
 +
 +#endif // _dirent_h_
 diff --git a/newlib/libc/include/sys/features.h b/newlib/libc/include/sys/features.h
-index 218807178..c9efd7d03 100644
+index 45476ce4a..d76706321 100644
 --- a/newlib/libc/include/sys/features.h
 +++ b/newlib/libc/include/sys/features.h
-@@ -330,6 +330,9 @@ extern "C" {
+@@ -331,6 +331,9 @@ extern "C" {
  #  define __SSP_FORTIFY_LEVEL 0
  #endif
  
@@ -7486,10 +7516,10 @@ index 218807178..c9efd7d03 100644
  #ifdef __rtems__
 diff --git a/newlib/libc/include/sys/iosupport.h b/newlib/libc/include/sys/iosupport.h
 new file mode 100644
-index 000000000..8b6d8da30
+index 000000000..9bec9e473
 --- /dev/null
 +++ b/newlib/libc/include/sys/iosupport.h
-@@ -0,0 +1,108 @@
+@@ -0,0 +1,117 @@
 +//---------------------------------------------------------------------------------
 +#ifndef __iosupp_h__
 +#define __iosupp_h__
@@ -7524,6 +7554,7 @@ index 000000000..8b6d8da30
 +    void *dirStruct;
 +} DIR_ITER;
 +
++
 +typedef struct {
 +	const char *name;
 +	size_t structSize;
@@ -7562,23 +7593,31 @@ index 000000000..8b6d8da30
 +
 +extern const devoptab_t *devoptab_list[];
 +
-+typedef struct {
++#ifdef _BUILDING_LIBSYSBASE
-+	void *(*sbrk_r) (struct _reent *ptr, ptrdiff_t incr);
++#define __SYSCALL(_name) __attribute__((weak)) __syscall_##_name
-+	int (*lock_init) (int *lock,int recursive);
++#define __has_syscall(_name) (&__syscall_##_name)
-+	int (*lock_close) (int *lock);
++#else
-+	int (*lock_release) (int *lock);
++#define __SYSCALL(_name) __syscall_##_name
-+	int (*lock_acquire) (int *lock);
++#endif
-+	void (*malloc_lock) (struct _reent *ptr);
-+	void (*malloc_unlock) (struct _reent *ptr);
-+	void (*exit) ( int rc );
-+	int (*gettod_r) (struct _reent *ptr, struct timeval *tp, struct timezone *tz);
-+	int (*clock_gettime)(clockid_t clock_id, struct timespec *tp);
-+	int (*clock_settime)(clockid_t clock_id, const struct timespec *tp);
-+	int (*clock_getres)(clockid_t clock_id, struct timespec *res);
-+	int (*nanosleep)(const struct timespec *req, struct timespec *rem);
-+} __syscalls_t;
 +
-+extern __syscalls_t __syscalls;
++void *__SYSCALL(sbrk_r) (struct _reent *ptr, ptrdiff_t incr);
++int  __SYSCALL(lock_init) (int *lock,int recursive);
++
++int  __SYSCALL(lock_close) (int *lock);
++int  __SYSCALL(lock_release) (int *lock);
++int  __SYSCALL(lock_acquire) (int *lock);
++void __SYSCALL(malloc_lock) (struct _reent *ptr);
++void __SYSCALL(malloc_unlock) (struct _reent *ptr);
++
++void __SYSCALL(exit)(int rc);
++
++int  __SYSCALL(gettod_r)(struct _reent *ptr, struct timeval *tp, struct timezone *tz);
++int __SYSCALL(clock_gettime)(clockid_t clock_id, struct timespec *tp);
++int __SYSCALL(clock_settime)(clockid_t clock_id, const struct timespec *tp);
++int __SYSCALL(clock_getres)(clockid_t clock_id, struct timespec *res);
++int __SYSCALL(nanosleep)(const struct timespec *req, struct timespec *rem);
++
++#undef __SYSCALL
 +
 +int AddDevice( const devoptab_t* device);
 +int FindDevice(const char* name);
@@ -7599,7 +7638,7 @@ index 000000000..8b6d8da30
 +#endif // __iosupp_h__
 +//---------------------------------------------------------------------------------
 diff --git a/newlib/libc/include/sys/reent.h b/newlib/libc/include/sys/reent.h
-index 74b70e9c0..d8c5410ec 100644
+index e4e36170e..5b8d06ed6 100644
 --- a/newlib/libc/include/sys/reent.h
 +++ b/newlib/libc/include/sys/reent.h
 @@ -421,6 +421,8 @@ struct _reent
@@ -7620,7 +7659,7 @@ index 74b70e9c0..d8c5410ec 100644
  
  #ifdef _REENT_GLOBAL_STDIO_STREAMS
 diff --git a/newlib/libc/include/sys/stat.h b/newlib/libc/include/sys/stat.h
-index 8769112b0..5526e59ee 100644
+index 6525272dd..d24673618 100644
 --- a/newlib/libc/include/sys/stat.h
 +++ b/newlib/libc/include/sys/stat.h
 @@ -142,8 +142,9 @@ int	mkfifo (const char *__path, mode_t __mode );
@@ -7677,10 +7716,10 @@ index 000000000..380329d34
 +#endif // _SYS_STATVFS_H
 \ No newline at end of file
 diff --git a/newlib/libc/include/sys/syslimits.h b/newlib/libc/include/sys/syslimits.h
-index ba9dbd667..93ed11a42 100644
+index c872d2018..9ccdbc51a 100644
 --- a/newlib/libc/include/sys/syslimits.h
 +++ b/newlib/libc/include/sys/syslimits.h
-@@ -44,12 +44,12 @@
+@@ -40,12 +40,12 @@
  #define	LINK_MAX		32767	/* max file link count */
  #define	MAX_CANON		  255	/* max bytes in term canon input line */
  #define	MAX_INPUT		  255	/* max bytes in terminal input */
@@ -7722,7 +7761,7 @@ index 5e937f103..635a7a6b8 100644
  };
  #endif
 diff --git a/newlib/libc/locale/locale.c b/newlib/libc/locale/locale.c
-index 4c343e462..835b3a712 100644
+index 968642745..82f68c809 100644
 --- a/newlib/libc/locale/locale.c
 +++ b/newlib/libc/locale/locale.c
 @@ -166,15 +166,18 @@ No supporting OS subroutines are required.
@@ -7816,7 +7855,7 @@ index 4c343e462..835b3a712 100644
  #else /* __HAVE_LOCALE_INFO__ */
    {
      { NULL, NULL },			/* LC_ALL */
-@@ -990,6 +1015,7 @@ __locale_ctype_ptr_l (struct __locale_t *locale)
+@@ -991,6 +1016,7 @@ __locale_ctype_ptr_l (struct __locale_t *locale)
  
  const char *
  __locale_ctype_ptr (void)
@@ -7853,10 +7892,10 @@ index a0c80843a..efabdcfc4 100644
  
  /* Only access fixed "C" locale using this function.  Fake for !_MB_CAPABLE
 diff --git a/newlib/libc/machine/powerpc/Makefile.am b/newlib/libc/machine/powerpc/Makefile.am
-index e86afdf1c..007bd1567 100644
+index 577b7f9b3..ce3bb7b53 100644
 --- a/newlib/libc/machine/powerpc/Makefile.am
 +++ b/newlib/libc/machine/powerpc/Makefile.am
-@@ -10,7 +10,7 @@ noinst_LIBRARIES = lib.a
+@@ -8,7 +8,7 @@ noinst_LIBRARIES = lib.a
  
  AM_CFLAGS = -I $(srcdir)/../../stdio -I $(srcdir)/../../stdlib
  
@@ -7866,19 +7905,19 @@ index e86afdf1c..007bd1567 100644
  lib_a_CFLAGS=$(AM_CFLAGS)
  lib_a_LIBADD = @extra_objs@
 diff --git a/newlib/libc/machine/powerpc/Makefile.in b/newlib/libc/machine/powerpc/Makefile.in
-index 73b0cc471..12044cb8a 100644
+index 46acda680..892a82288 100644
 --- a/newlib/libc/machine/powerpc/Makefile.in
 +++ b/newlib/libc/machine/powerpc/Makefile.in
-@@ -68,7 +68,7 @@ CONFIG_CLEAN_VPATH_FILES =
+@@ -74,7 +74,7 @@ AM_V_at = $(am__v_at_@AM_V@)
- LIBRARIES = $(noinst_LIBRARIES)
+ am__v_at_ = $(am__v_at_@AM_DEFAULT_V@)
- ARFLAGS = cru
+ am__v_at_0 = @
  lib_a_AR = $(AR) $(ARFLAGS)
 -am_lib_a_OBJECTS = lib_a-setjmp.$(OBJEXT)
 +am_lib_a_OBJECTS = lib_a-setjmp.$(OBJEXT) lib_a-access.$(OBJEXT)
  lib_a_OBJECTS = $(am_lib_a_OBJECTS)
  DEFAULT_INCLUDES = -I.@am__isrc@
  depcomp =
-@@ -196,7 +196,7 @@ INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
+@@ -218,7 +218,7 @@ INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
  AM_CCASFLAGS = $(INCLUDES)
  noinst_LIBRARIES = lib.a
  AM_CFLAGS = -I $(srcdir)/../../stdio -I $(srcdir)/../../stdlib
@@ -7887,9 +7926,9 @@ index 73b0cc471..12044cb8a 100644
  lib_a_CCASFLAGS = $(AM_CCASFLAGS)
  lib_a_CFLAGS = $(AM_CFLAGS)
  lib_a_LIBADD = @extra_objs@
-@@ -280,6 +280,12 @@ lib_a-setjmp.obj: setjmp.S
+@@ -302,6 +302,12 @@ lib_a-setjmp.obj: setjmp.S
  .c.obj:
- 	$(COMPILE) -c `$(CYGPATH_W) '$<'`
+ 	$(AM_V_CC)$(COMPILE) -c `$(CYGPATH_W) '$<'`
  
 +lib_a-access.o: access.c
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-access.o `test -f 'access.c' || echo '$(srcdir)/'`access.c
@@ -7898,7 +7937,7 @@ index 73b0cc471..12044cb8a 100644
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-access.obj `if test -f 'access.c'; then $(CYGPATH_W) 'access.c'; else $(CYGPATH_W) '$(srcdir)/access.c'; fi`
 +
  lib_a-vfprintf.o: vfprintf.c
- 	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-vfprintf.o `test -f 'vfprintf.c' || echo '$(srcdir)/'`vfprintf.c
+ 	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-vfprintf.o `test -f 'vfprintf.c' || echo '$(srcdir)/'`vfprintf.c
  
 diff --git a/newlib/libc/machine/powerpc/access.c b/newlib/libc/machine/powerpc/access.c
 new file mode 100644
@@ -8066,10 +8105,10 @@ index 95f1a7422..c797d2e64 100644
 +
  #endif
 diff --git a/newlib/libc/stdio/Makefile.in b/newlib/libc/stdio/Makefile.in
-index aa22a0e3a..93e672b6a 100644
+index 6d18a4443..01402f4de 100644
 --- a/newlib/libc/stdio/Makefile.in
 +++ b/newlib/libc/stdio/Makefile.in
-@@ -507,6 +507,7 @@ GENERAL_SOURCES = \
+@@ -527,6 +527,7 @@ GENERAL_SOURCES = \
  	rename.c			\
  	rewind.c			\
  	rget.c				\
@@ -8077,9 +8116,9 @@ index aa22a0e3a..93e672b6a 100644
  	scanf.c			\
  	sccl.c				\
  	setbuf.c			\
-@@ -1176,6 +1177,12 @@ lib_a-rget.o: rget.c
+@@ -1196,6 +1197,12 @@ lib_a-rget.o: rget.c
  lib_a-rget.obj: rget.c
- 	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-rget.obj `if test -f 'rget.c'; then $(CYGPATH_W) 'rget.c'; else $(CYGPATH_W) '$(srcdir)/rget.c'; fi`
+ 	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-rget.obj `if test -f 'rget.c'; then $(CYGPATH_W) 'rget.c'; else $(CYGPATH_W) '$(srcdir)/rget.c'; fi`
  
 +lib_a-rmdir.o: rmdir.c
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-rmdir.o `test -f 'rmdir.c' || echo '$(srcdir)/'`rmdir.c
@@ -8088,10 +8127,10 @@ index aa22a0e3a..93e672b6a 100644
 +	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-rmdir.obj `if test -f 'rmdir.c'; then $(CYGPATH_W) 'rmdir.c'; else $(CYGPATH_W) '$(srcdir)/rmdir.c'; fi`
 +
  lib_a-scanf.o: scanf.c
- 	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-scanf.o `test -f 'scanf.c' || echo '$(srcdir)/'`scanf.c
+ 	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-scanf.o `test -f 'scanf.c' || echo '$(srcdir)/'`scanf.c
  
 diff --git a/newlib/libc/stdio/fopen.c b/newlib/libc/stdio/fopen.c
-index 022992b8d..bdf4c7bb0 100644
+index 1ac551fed..d293b7b0e 100644
 --- a/newlib/libc/stdio/fopen.c
 +++ b/newlib/libc/stdio/fopen.c
 @@ -139,6 +139,9 @@ _fopen_r (struct _reent *ptr,
@@ -8105,73 +8144,80 @@ index 022992b8d..bdf4c7bb0 100644
    fp->_flags = flags;
    fp->_cookie = (void *) fp;
 diff --git a/newlib/libc/stdio/fread.c b/newlib/libc/stdio/fread.c
-index b358d2b4a..9cab2180e 100644
+index df8321461..eee4181cd 100644
 --- a/newlib/libc/stdio/fread.c
 +++ b/newlib/libc/stdio/fread.c
-@@ -225,7 +225,31 @@ _fread_r (struct _reent * ptr,
+@@ -187,7 +187,6 @@ _fread_r (struct _reent * ptr,
+ 	  int rc = 0;
+ 	  /* save fp buffering state */
+ 	  void *old_base = fp->_bf._base;
+-	  void * old_p = fp->_p;
+ 	  int old_size = fp->_bf._size;
+ 	  /* allow __refill to use user's buffer */
+ 	  fp->_bf._base = (unsigned char *) p;
+@@ -197,7 +196,7 @@ _fread_r (struct _reent * ptr,
+ 	  /* restore fp buffering back to original state */
+ 	  fp->_bf._base = old_base;
+ 	  fp->_bf._size = old_size;
+-	  fp->_p = old_p;
++	  fp->_p = old_base;
+ 	  resid -= fp->_r;
+ 	  p += fp->_r;
+ 	  fp->_r = 0;
+@@ -225,7 +224,29 @@ _fread_r (struct _reent * ptr,
  	  /* fp->_r = 0 ... done in __srefill */
  	  p += r;
  	  resid -= r;
 -	  if (__srefill_r (ptr, fp))
 +      int rc = 0;
 +
-+      if (resid>BUFSIZ)
++      if (resid>fp->_bf._size)
 +      {
 +        /* save fp buffering state */
 +        void *old_base = fp->_bf._base;
-+        void * old_p = fp->_p;
 +        int old_size = fp->_bf._size;
 +        /* allow __refill to use user's buffer */
 +        fp->_bf._base = (unsigned char *) p;
-+        fp->_bf._size = resid;
++        fp->_bf._size = resid - old_size;
 +        fp->_p = (unsigned char *) p;
 +        rc = __srefill_r (ptr, fp);
 +        /* restore fp buffering back to original state */
 +        fp->_bf._base = old_base;
 +        fp->_bf._size = old_size;
-+        fp->_p = old_p;
++        fp->_p = old_base;
 +        resid -= fp->_r;
 +        p += fp->_r;
-+        fp->_r = 0;
++        //fp->_r = 0;
-+
-+      } else {
-+        rc = __srefill_r (ptr, fp);
 +      }
-+    if (rc)
++        rc = __srefill_r (ptr, fp);
++
++	  if (rc)
  	    {
  	      /* no more input: return partial result */
  #ifdef __SCLE
-diff --git a/newlib/libc/stdlib/aligned_alloc.c b/newlib/libc/stdlib/aligned_alloc.c
+diff --git a/newlib/libc/stdio/remove.c b/newlib/libc/stdio/remove.c
-index 88413ce86..24029a6f7 100644
+index d8dfdbd82..a85b5a99b 100644
---- a/newlib/libc/stdlib/aligned_alloc.c
+--- a/newlib/libc/stdio/remove.c
-+++ b/newlib/libc/stdlib/aligned_alloc.c
++++ b/newlib/libc/stdio/remove.c
-@@ -1,5 +1,5 @@
+@@ -57,13 +57,17 @@ Supporting OS subroutine required: <<unlink>>.
- /*-
+ #include <_ansi.h>
-- * Copyright (c) 2015 embedded brains GmbH
+ #include <reent.h>
-+ * Copyright (c) 2018 Dave Murphy
+ #include <stdio.h>
-  * All rights reserved.
-  *
-  * Redistribution and use in source and binary forms, with or without
-@@ -25,14 +25,15 @@
-  */
- 
- #include <stdlib.h>
-+#include <malloc.h>
 +#include <errno.h>
  
- void *
+ int
- aligned_alloc(size_t alignment, size_t size)
+ _remove_r (struct _reent *ptr,
+        const char *filename)
  {
--	void *p;
+-  if (_unlink_r (ptr, filename) == -1)
--	int error;
+-    return -1;
-+	if ((alignment !=0) && !(alignment & (alignment - 1 )) && !(size & (alignment - 1)))
++  if (_unlink_r (ptr, filename) == -1) {
-+		return memalign(alignment,size);
++    errno = 0;
++    if (_rmdir_r(ptr, filename) == -1)
++      return -1;
++  }
  
--	error = posix_memalign(&p, alignment, size);
+   return 0;
--
--	return (error == 0 ? p : NULL);
-+	errno = EINVAL;
-+	return (void*)NULL;
  }
 diff --git a/newlib/libc/stdlib/mbtowc_r.c b/newlib/libc/stdlib/mbtowc_r.c
 index 920a7ea3c..ba5ee7652 100644

dkppc/scripts/build-crtls.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+#---------------------------------------------------------------------------------
+# set env variables
+#---------------------------------------------------------------------------------
+export DEVKITPRO=$TOOLPATH
+export DEVKITPPC=$DEVKITPRO/devkitPPC
+
+#---------------------------------------------------------------------------------
+# Install the rules files
+#---------------------------------------------------------------------------------
+cd $BUILDDIR
+
+tar -xvf $SRCDIR/devkitppc-rules-$DKPPC_RULES_VER.tar.gz
+cd devkitppc-rules-$DKPPC_RULES_VER
+make install

dkppc/scripts/build-gcc.sh

@@ -40,6 +40,9 @@ cd $BUILDDIR
 # build and install mn10200 binutils
 #---------------------------------------------------------------------------------
 
+# Use modern config.sub for aarch64 host
+cp binutils-$BINUTILS_VER/config.sub binutils-$MN_BINUTILS_VER/config.sub
+
 mkdir -p mn10200/binutils
 cd mn10200/binutils
 
@@ -91,15 +94,17 @@ then
 	--disable-libstdcxx-verbose \
 	--enable-libstdcxx-time=yes \
 	--enable-libstdcxx-filesystem-ts \
+	--disable-tm-clone-registry \
+	--disable-__cxa_atexit \
 	--enable-cxx-flags='-ffunction-sections -fdata-sections' \
 	--target=$target \
 	--with-newlib \
 	--with-headers=../../newlib-$NEWLIB_VER/newlib/libc/include \
-	--prefix=$prefix\
+	--prefix=$prefix \
-	--with-system-zlib\
+	--with-bugurl="https://github.com/devkitpro/buildscripts/issues" --with-pkgversion="devkitPPC release 40" \
-	--with-bugurl="https://github.com/devkitpro/buildscripts/issues" --with-pkgversion="devkitPPC release 36" \
 	$CROSS_PARAMS \
 	$CROSS_GCC_PARAMS \
+	$EXTRA_GCC_PARAMS \
         CFLAGS_FOR_TARGET="-O2 -ffunction-sections -fdata-sections" \
 	|| { echo "Error configuring gcc stage 1"; exit 1; }
 	touch configured-gcc
@@ -187,31 +192,3 @@ echo "installing linkscripts ..."
 cp $BUILDSCRIPTDIR/dkppc/crtls/*.ld $prefix/$target/lib/
 
 cd $BUILDDIR
-
-#---------------------------------------------------------------------------------
-# build and install the debugger
-#---------------------------------------------------------------------------------
-mkdir -p $target/gdb
-cd $target/gdb
-
-if [ ! -f configured-gdb ]
-then
-	CFLAGS="$cflags" LDFLAGS="$ldflags" ../../gdb-$GDB_VER/configure \
-	--disable-nls --prefix=$prefix --target=$target --disable-werror \
-	$CROSS_PARAMS \
-	$CROSS_GCC_PARAMS || { echo "Error configuring gdb"; exit 1; }
-	touch configured-gdb
-fi
-
-if [ ! -f built-gdb ]
-then
-	$MAKE || { echo "Error building gdb"; exit 1; }
-	touch built-gdb
-fi
-
-if [ ! -f installed-gdb ]
-then
-	$MAKE install || { echo "Error installing gdb"; exit 1; }
-	touch installed-gdb
-fi
-

select_toolchain.sh

@@ -30,31 +30,28 @@ done
 
 case "$VERSION" in
   "1" )
-    GCC_VER=9.1.0
+    GCC_VER=11.2.0
-    BINUTILS_VER=2.32
+    BINUTILS_VER=2.37
-    NEWLIB_VER=3.1.0
+    NEWLIB_VER=4.2.0.20211231
-    GDB_VER=8.2.1
     basedir='dkarm-eabi'
     package=devkitARM
     target=arm-none-eabi
     toolchain=DEVKITARM
   ;;
   "2" )
-    GCC_VER=8.4.0
+    GCC_VER=11.2.0
-    BINUTILS_VER=2.32
+    BINUTILS_VER=2.37
-    MN_BINUTILS_VER=2.17
+    MN_BINUTILS_VER=2.24
-    NEWLIB_VER=3.3.0
+    NEWLIB_VER=4.2.0.20211231
-    GDB_VER=8.2.1
     basedir='dkppc'
     package=devkitPPC
     target=powerpc-eabi
     toolchain=DEVKITPPC
   ;;
   "3" )
-    GCC_VER=9.2.0
+    GCC_VER=11.2.0
     BINUTILS_VER=2.32
-    NEWLIB_VER=3.1.0
+    NEWLIB_VER=4.2.0.20211231
-    GDB_VER=8.2.1
     basedir='dka64'
     package=devkitA64
     target=aarch64-none-elf