diff --git a/dkppc/patches/gcc-12.2.0.patch b/dkppc/patches/gcc-12.2.0.patch
deleted file mode 100644
index 28cd3ef..0000000
--- a/dkppc/patches/gcc-12.2.0.patch
+++ /dev/null
@@ -1,992 +0,0 @@
-diff --git a/config/gthr.m4 b/config/gthr.m4
-index 4b937306ad0..bfd0375bd60 100644
---- a/config/gthr.m4
-+++ b/config/gthr.m4
-@@ -13,6 +13,7 @@ AC_DEFUN([GCC_AC_THREAD_HEADER],
- case $1 in
- aix) thread_header=config/rs6000/gthr-aix.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/i386/host-mingw32.cc b/gcc/config/i386/host-mingw32.cc
-index 3b0d83ffc60..6e063b6ccd0 100644
---- a/gcc/config/i386/host-mingw32.cc
-+++ b/gcc/config/i386/host-mingw32.cc
-@@ -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 098f658e74f..50c74877deb 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
- /* newlib uses 32-bit long in certain cases for all non-SPU
- targets. */
- #ifndef STDINT_LONG32
--#define STDINT_LONG32 (LONG_TYPE_SIZE == 32)
-+#define STDINT_LONG32 0
- #endif
-
- #define SIG_ATOMIC_TYPE "int"
-diff --git a/gcc/config/rs6000/eabi.h b/gcc/config/rs6000/eabi.h
-index e58283fe5d4..161767b2b08 100644
---- a/gcc/config/rs6000/eabi.h
-+++ b/gcc/config/rs6000/eabi.h
-@@ -36,6 +36,8 @@
- builtin_assert ("system=embedded"); \
- builtin_assert ("cpu=powerpc"); \
- builtin_assert ("machine=powerpc"); \
-+ builtin_define ("__DEVKITPPC__"); \
-+ builtin_define ("__DEVKITPRO__"); \
- TARGET_OS_SYSV_CPP_BUILTINS (); \
- } \
- while (0)
-diff --git a/gcc/config/rs6000/rs6000.h b/gcc/config/rs6000/rs6000.h
-index bc48f450210..7ba76802670 100644
---- a/gcc/config/rs6000/rs6000.h
-+++ b/gcc/config/rs6000/rs6000.h
-@@ -199,6 +199,7 @@ ASM_OPT_ANY
- /* -mcpu=native handling only makes sense with compiler running on
- an PowerPC chip. If changing this condition, also change
- the condition in driver-rs6000.cc. */
-+#if 0
- #if defined(__powerpc__) || defined(__POWERPC__) || defined(_AIX)
- /* In driver-rs6000.cc. */
- extern const char *host_detect_local_cpu (int argc, const char **argv);
-@@ -210,6 +211,8 @@ extern const char *host_detect_local_cpu (int argc, const char **argv);
- #else
- #define ASM_CPU_NATIVE_SPEC "%(asm_default)"
- #endif
-+#endif
-+#define ASM_CPU_NATIVE_SPEC "%(asm_default)"
-
- #ifndef CC1_CPU_SPEC
- #ifdef HAVE_LOCAL_CPU_DETECT
-diff --git a/gcc/config/rs6000/sysv4.h b/gcc/config/rs6000/sysv4.h
-index 7e2519de5d4..bedfaf31808 100644
---- a/gcc/config/rs6000/sysv4.h
-+++ b/gcc/config/rs6000/sysv4.h
-@@ -589,7 +589,11 @@ GNU_USER_TARGET_CC1_SPEC
-
- /* Default starting address if specified. */
- #define LINK_START_SPEC "\
--%{mads : %(link_start_ads) ; \
-+%{mgcn|mogc : %(link_start_ogc) ; \
-+ mvgc : %(link_start_vgc) ; \
-+ mgcbios : %(link_start_gcb) ; \
-+ mrvl : %(link_start_rvl) ; \
-+ mads : %(link_start_ads) ; \
- myellowknife : %(link_start_yellowknife) ; \
- mmvme : %(link_start_mvme) ; \
- msim : %(link_start_sim) ; \
-@@ -620,7 +624,8 @@ GNU_USER_TARGET_CC1_SPEC
-
- /* Any specific OS flags. */
- #define LINK_OS_SPEC "\
--%{mads : %(link_os_ads) ; \
-+%{mgcn|mogc|mvgc|mgcbios|mrvl : %(link_os_ogc) ; \
-+ mads : %(link_os_ads) ; \
- myellowknife : %(link_os_yellowknife) ; \
- mmvme : %(link_os_mvme) ; \
- msim : %(link_os_sim) ; \
-@@ -635,7 +640,10 @@ GNU_USER_TARGET_CC1_SPEC
- /* Override rs6000.h definition. */
- #undef CPP_SPEC
- #define CPP_SPEC "%{posix: -D_POSIX_SOURCE} \
--%{mads : %(cpp_os_ads) ; \
-+%{mgcn : %(cpp_os_gcn) ; \
-+ mogc|mvgc|mgcbios : %(cpp_os_ogc) ; \
-+ mrvl : %(cpp_os_rvl) ; \
-+ mads : %(cpp_os_ads) ; \
- myellowknife : %(cpp_os_yellowknife) ; \
- mmvme : %(cpp_os_mvme) ; \
- msim : %(cpp_os_sim) ; \
-@@ -649,7 +657,10 @@ GNU_USER_TARGET_CC1_SPEC
-
- #undef STARTFILE_SPEC
- #define STARTFILE_SPEC "\
--%{mads : %(startfile_ads) ; \
-+%{mgcn : %(startfile_gcn) ; \
-+ mogc|mvgc|mgcbios : %(startfile_ogc) ; \
-+ mrvl : %(startfile_ogc) ; \
-+ mads : %(startfile_ads) ; \
- myellowknife : %(startfile_yellowknife) ; \
- mmvme : %(startfile_mvme) ; \
- msim : %(startfile_sim) ; \
-@@ -663,7 +674,8 @@ GNU_USER_TARGET_CC1_SPEC
-
- #undef LIB_SPEC
- #define LIB_SPEC "\
--%{mads : %(lib_ads) ; \
-+%{mgcn|mogc|mvgc|mgcbios|mrvl : %(lib_ogc) ; \
-+ mads : %(lib_ads) ; \
- myellowknife : %(lib_yellowknife) ; \
- mmvme : %(lib_mvme) ; \
- msim : %(lib_sim) ; \
-@@ -673,11 +685,12 @@ GNU_USER_TARGET_CC1_SPEC
- mcall-openbsd: %(lib_openbsd) ; \
- : %(lib_default) }"
-
--#define LIB_DEFAULT_SPEC "-lc"
-+#define LIB_DEFAULT_SPEC "--start-group -lsysbase -lc --end-group"
-
- #undef ENDFILE_SPEC
- #define ENDFILE_SPEC "\
--%{mads : %(endfile_ads) ; \
-+%{mgcn|mogc|mvgc|mgcbios|mrvl : %(endfile_ogc) ; \
-+ mads : %(endfile_ads) ; \
- myellowknife : %(endfile_yellowknife) ; \
- mmvme : %(endfile_mvme) ; \
- msim : %(endfile_sim) ; \
-@@ -693,16 +706,27 @@ GNU_USER_TARGET_CC1_SPEC
-
- /* Motorola ADS support. */
- #define LIB_ADS_SPEC "--start-group -lads -lc --end-group"
-+#define LIB_OGC_SPEC "--start-group -lsysbase -lc --end-group"
-
- #define STARTFILE_ADS_SPEC "ecrti.o%s crt0.o%s crtbegin.o%s"
-+#define STARTFILE_OGC_SPEC "ecrti.o%s crtbegin.o%s crtmain.o%s"
-
- #define ENDFILE_ADS_SPEC "crtend.o%s ecrtn.o%s"
-+#define ENDFILE_OGC_SPEC "crtend.o%s ecrtn.o%s"
-
- #define LINK_START_ADS_SPEC "-T ads.ld%s"
-+#define LINK_START_OGC_SPEC "-T ogc.ld%s"
-+#define LINK_START_RVL_SPEC "-T rvl.ld%s"
-+#define LINK_START_VGC_SPEC "-T vgcogc.ld%s"
-+#define LINK_START_GCB_SPEC "-T gcbogc.ld%s"
-
- #define LINK_OS_ADS_SPEC ""
-+#define LINK_OS_OGC_SPEC "--gc-sections"
-
- #define CPP_OS_ADS_SPEC ""
-+#define CPP_OS_GCN_SPEC "-D__gamecube__ -ffunction-sections -fdata-sections"
-+#define CPP_OS_OGC_SPEC "-D__gamecube__ -DHW_DOL -ffunction-sections -fdata-sections"
-+#define CPP_OS_RVL_SPEC "-D__wii__ -DHW_RVL -ffunction-sections -fdata-sections"
-
- /* Motorola Yellowknife support. */
- #define LIB_YELLOWKNIFE_SPEC "--start-group -lyk -lc --end-group"
-@@ -850,6 +874,7 @@ ncrtn.o%s"
- #undef SUBTARGET_EXTRA_SPECS
- #define SUBTARGET_EXTRA_SPECS \
- { "crtsavres_default", CRTSAVRES_DEFAULT_SPEC }, \
-+ { "lib_ogc", LIB_OGC_SPEC }, \
- { "lib_ads", LIB_ADS_SPEC }, \
- { "lib_yellowknife", LIB_YELLOWKNIFE_SPEC }, \
- { "lib_mvme", LIB_MVME_SPEC }, \
-@@ -859,6 +884,7 @@ ncrtn.o%s"
- { "lib_netbsd", LIB_NETBSD_SPEC }, \
- { "lib_openbsd", LIB_OPENBSD_SPEC }, \
- { "lib_default", LIB_DEFAULT_SPEC }, \
-+ { "startfile_ogc", STARTFILE_OGC_SPEC }, \
- { "startfile_ads", STARTFILE_ADS_SPEC }, \
- { "startfile_yellowknife", STARTFILE_YELLOWKNIFE_SPEC }, \
- { "startfile_mvme", STARTFILE_MVME_SPEC }, \
-@@ -868,6 +894,7 @@ ncrtn.o%s"
- { "startfile_netbsd", STARTFILE_NETBSD_SPEC }, \
- { "startfile_openbsd", STARTFILE_OPENBSD_SPEC }, \
- { "startfile_default", STARTFILE_DEFAULT_SPEC }, \
-+ { "endfile_ogc", ENDFILE_OGC_SPEC }, \
- { "endfile_ads", ENDFILE_ADS_SPEC }, \
- { "endfile_yellowknife", ENDFILE_YELLOWKNIFE_SPEC }, \
- { "endfile_mvme", ENDFILE_MVME_SPEC }, \
-@@ -879,7 +906,11 @@ ncrtn.o%s"
- { "endfile_default", ENDFILE_DEFAULT_SPEC }, \
- { "link_shlib", LINK_SHLIB_SPEC }, \
- { "link_start", LINK_START_SPEC }, \
-+ { "link_start_vgc", LINK_START_VGC_SPEC }, \
-+ { "link_start_gcb", LINK_START_GCB_SPEC }, \
-+ { "link_start_rvl", LINK_START_RVL_SPEC }, \
- { "link_start_ads", LINK_START_ADS_SPEC }, \
-+ { "link_start_ogc", LINK_START_OGC_SPEC }, \
- { "link_start_yellowknife", LINK_START_YELLOWKNIFE_SPEC }, \
- { "link_start_mvme", LINK_START_MVME_SPEC }, \
- { "link_start_sim", LINK_START_SIM_SPEC }, \
-@@ -889,6 +920,7 @@ ncrtn.o%s"
- { "link_start_openbsd", LINK_START_OPENBSD_SPEC }, \
- { "link_start_default", LINK_START_DEFAULT_SPEC }, \
- { "link_os", LINK_OS_SPEC }, \
-+ { "link_os_ogc", LINK_OS_OGC_SPEC }, \
- { "link_os_ads", LINK_OS_ADS_SPEC }, \
- { "link_os_yellowknife", LINK_OS_YELLOWKNIFE_SPEC }, \
- { "link_os_mvme", LINK_OS_MVME_SPEC }, \
-@@ -900,6 +932,9 @@ 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 }, \
-+ { "cpp_os_gcn", CPP_OS_GCN_SPEC }, \
-+ { "cpp_os_ogc", CPP_OS_OGC_SPEC }, \
-+ { "cpp_os_rvl", CPP_OS_RVL_SPEC }, \
- { "cpp_os_ads", CPP_OS_ADS_SPEC }, \
- { "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 ac75d67b19a..bdee36872f8 100644
---- a/gcc/config/rs6000/sysv4.opt
-+++ b/gcc/config/rs6000/sysv4.opt
-@@ -124,6 +124,26 @@ mads
- Target RejectNegative
- Link with libads.a, libc.a and crt0.o.
-
-+mgcn
-+Target RejectNegative
-+Link with libsysbase.a and libc.a, use ogc linker script
-+
-+mogc
-+Target RejectNegative
-+Link with libsysbase.a and libc.a, use ogc linker script
-+
-+mgcbios
-+Target RejectNegative
-+Link with libsysbase.a and libc.a, use gcbogc linker script
-+
-+mvgc
-+Target RejectNegative
-+Link with libsysbase.a and libc.a, use gcbogc linker script
-+
-+mrvl
-+Target RejectNegative
-+Link with libsysbase.a and libc.a, use rvl linker script
-+
- myellowknife
- Target RejectNegative
- Link with libyk.a, libc.a and crt0.o.
-diff --git a/gcc/configure b/gcc/configure
-index 5ce0557719a..a1c59e87b83 100755
---- a/gcc/configure
-+++ b/gcc/configure
-@@ -12884,7 +12884,7 @@ case ${enable_threads} in
- # default
- target_thread_file='single'
- ;;
-- aix | dce | lynx | mipssde | posix | rtems | \
-+ aix | dce | dkp | lynx | mipssde | posix | rtems | \
- single | tpf | vxworks | win32)
- target_thread_file=${enable_threads}
- ;;
-diff --git a/gcc/configure.ac b/gcc/configure.ac
-index 23bee7010a3..4540b6d3aee 100644
---- a/gcc/configure.ac
-+++ b/gcc/configure.ac
-@@ -1994,7 +1994,7 @@ case ${enable_threads} in
- # default
- target_thread_file='single'
- ;;
-- aix | dce | lynx | mipssde | posix | rtems | \
-+ aix | dce | dkp | lynx | mipssde | posix | rtems | \
- single | tpf | vxworks | win32)
- target_thread_file=${enable_threads}
- ;;
-diff --git a/libgcc/config/rs6000/crtrestvr.S b/libgcc/config/rs6000/crtrestvr.S
-index cf224657260..38683e58cb3 100644
---- a/libgcc/config/rs6000/crtrestvr.S
-+++ b/libgcc/config/rs6000/crtrestvr.S
-@@ -24,7 +24,7 @@
-
- /* On PowerPC64 Linux, these functions are provided by the linker. */
- #ifndef __powerpc64__
--
-+#if 0
- #undef __ALTIVEC__
- #define __ALTIVEC__ 1
- #include "ppc-asm.h"
-@@ -86,3 +86,4 @@ FUNC_END(_restvr_20)
- CFI_ENDPROC
-
- #endif
-+#endif
-diff --git a/libgcc/config/rs6000/crtsavevr.S b/libgcc/config/rs6000/crtsavevr.S
-index 65e791741f7..631be3ec5ba 100644
---- a/libgcc/config/rs6000/crtsavevr.S
-+++ b/libgcc/config/rs6000/crtsavevr.S
-@@ -24,7 +24,7 @@
-
- /* On PowerPC64 Linux, these functions are provided by the linker. */
- #ifndef __powerpc64__
--
-+#if 0
- #undef __ALTIVEC__
- #define __ALTIVEC__ 1
- #include "ppc-asm.h"
-@@ -86,3 +86,4 @@ FUNC_END(_savevr_20)
- CFI_ENDPROC
-
- #endif
-+#endif
-diff --git a/libgcc/config/rs6000/gthr-dkp.c b/libgcc/config/rs6000/gthr-dkp.c
-new file mode 100644
-index 00000000000..26180aa7f36
---- /dev/null
-+++ b/libgcc/config/rs6000/gthr-dkp.c
-@@ -0,0 +1,319 @@
-+/* Threads compatibility routines for libgcc2 and libobjc. */
-+/* Compile this one with gcc. */
-+/* Copyright (C) 1997-2016 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.
-+
-+Under Section 7 of GPL version 3, you are granted additional
-+permissions described in the GCC Runtime Library Exception, version
-+3.1, as published by the Free Software Foundation.
-+
-+You should have received a copy of the GNU General Public License and
-+a copy of the GCC Runtime Library Exception along with this program;
-+see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
-+. */
-+
-+#define _BUILDING_LIBGCC
-+#include "gthr-dkp.h"
-+#include
-+
-+
-+int
-+__gthread_active_p (void)
-+{
-+ if (!__has_gthr_impl(active)) {
-+ return 0;
-+ }
-+
-+ return __gthr_impl_active();
-+}
-+
-+int
-+__gthread_create (__gthread_t *__threadid, void *(*__func) (void*),
-+ void *__args)
-+{
-+ if (!__has_gthr_impl(create)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_create(__threadid, __func, __args);
-+}
-+
-+int
-+__gthread_join (__gthread_t __threadid, void **__value_ptr)
-+{
-+ if (!__has_gthr_impl(join)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_join(__threadid, __value_ptr);
-+}
-+
-+int
-+__gthread_detach (__gthread_t __threadid)
-+{
-+ if (!__has_gthr_impl(detach)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_detach(__threadid);
-+}
-+
-+int
-+__gthread_equal (__gthread_t __t1, __gthread_t __t2)
-+{
-+ if (!__has_gthr_impl(equal)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_equal(__t1, __t2);
-+}
-+
-+__gthread_t
-+__gthread_self (void)
-+{
-+ if (!__has_gthr_impl(self)) {
-+ __gthread_t result = { 0 };
-+ return result;
-+ }
-+
-+ return __gthr_impl_self();
-+}
-+
-+int
-+__gthread_yield (void)
-+{
-+ if (!__has_gthr_impl(yield)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_yield();
-+}
-+
-+int
-+__gthread_once (__gthread_once_t *__once, void (*__func) (void))
-+{
-+ if (!__has_gthr_impl(once)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_once(__once, __func);
-+}
-+
-+int
-+__gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *))
-+{
-+ if (!__has_gthr_impl(key_create)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_key_create(__key, __dtor);
-+}
-+
-+int
-+__gthread_key_delete (__gthread_key_t __key)
-+{
-+ if (!__has_gthr_impl(key_delete)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_key_delete(__key);
-+}
-+
-+void *
-+__gthread_getspecific (__gthread_key_t __key)
-+{
-+ if (!__has_gthr_impl(getspecific)) {
-+ return NULL;
-+ }
-+
-+ return __gthr_impl_getspecific(__key);
-+}
-+
-+int
-+__gthread_setspecific (__gthread_key_t __key, const void *__ptr)
-+{
-+ if (!__has_gthr_impl(setspecific)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_setspecific(__key, __ptr);
-+}
-+
-+void
-+__gthread_mutex_init_function (__gthread_mutex_t *__mutex)
-+{
-+ if (__has_gthr_impl(mutex_init_function)) {
-+ __gthr_impl_mutex_init_function(__mutex);
-+ }
-+}
-+
-+int
-+__gthread_mutex_destroy (__gthread_mutex_t *__mutex)
-+{
-+ if (!__has_gthr_impl(mutex_destroy)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_mutex_destroy(__mutex);
-+}
-+
-+int
-+__gthread_mutex_lock (__gthread_mutex_t *__mutex)
-+{
-+ if (!__has_gthr_impl(mutex_lock)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_mutex_lock(__mutex);
-+}
-+
-+int
-+__gthread_mutex_trylock (__gthread_mutex_t *__mutex)
-+{
-+ if (!__has_gthr_impl(mutex_trylock)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_mutex_trylock(__mutex);
-+}
-+
-+int
-+__gthread_mutex_unlock (__gthread_mutex_t *__mutex)
-+{
-+ if (!__has_gthr_impl(mutex_unlock)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_mutex_unlock(__mutex);
-+}
-+
-+int
-+__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex)
-+{
-+ if (!__has_gthr_impl(recursive_mutex_init_function)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_recursive_mutex_init_function(__mutex);
-+}
-+
-+int
-+__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex)
-+{
-+ if (!__has_gthr_impl(recursive_mutex_lock)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_recursive_mutex_lock(__mutex);
-+}
-+
-+int
-+__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex)
-+{
-+ if (!__has_gthr_impl(recursive_mutex_trylock)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_recursive_mutex_trylock(__mutex);
-+}
-+
-+int
-+__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex)
-+{
-+ if (!__has_gthr_impl(recursive_mutex_unlock)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_recursive_mutex_unlock(__mutex);
-+}
-+
-+int
-+__gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex)
-+{
-+ if (!__has_gthr_impl(recursive_mutex_destroy)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_recursive_mutex_destroy(__mutex);
-+}
-+
-+void
-+__gthread_cond_init_function (__gthread_cond_t *__cond)
-+{
-+ if (__has_gthr_impl(cond_init_function)) {
-+ __gthr_impl_cond_init_function(__cond);
-+ }
-+}
-+
-+int
-+__gthread_cond_broadcast (__gthread_cond_t *__cond)
-+{
-+ if (!__has_gthr_impl(cond_broadcast)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_cond_broadcast(__cond);
-+}
-+
-+int
-+__gthread_cond_signal (__gthread_cond_t *__cond)
-+{
-+ if (!__has_gthr_impl(cond_signal)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_cond_signal(__cond);
-+}
-+
-+int
-+__gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex)
-+{
-+ if (!__has_gthr_impl(cond_wait)) {
-+ return -1;
-+ }
-+
-+ 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 (!__has_gthr_impl(cond_timedwait)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_cond_timedwait(__cond, __mutex, __abs_timeout);
-+}
-+
-+int
-+__gthread_cond_wait_recursive (__gthread_cond_t *__cond,
-+ __gthread_recursive_mutex_t *__mutex)
-+{
-+ if (!__has_gthr_impl(cond_wait_recursive)) {
-+ return -1;
-+ }
-+
-+ return __gthr_impl_cond_wait_recursive(__cond, __mutex);
-+}
-+
-+int
-+__gthread_cond_destroy (__gthread_cond_t* __cond)
-+{
-+ if (!__has_gthr_impl(cond_destroy)) {
-+ return -1;
-+ }
-+
-+ 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..72ecf82ab83
---- /dev/null
-+++ b/libgcc/config/rs6000/gthr-dkp.h
-@@ -0,0 +1,187 @@
-+/* Threads compatibility routines for libgcc2 and libobjc. */
-+/* Compile this one with gcc. */
-+/* Copyright (C) 1997-2016 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.
-+
-+Under Section 7 of GPL version 3, you are granted additional
-+permissions described in the GCC Runtime Library Exception, version
-+3.1, as published by the Free Software Foundation.
-+
-+You should have received a copy of the GNU General Public License and
-+a copy of the GCC Runtime Library Exception along with this program;
-+see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
-+. */
-+
-+#ifndef _GLIBCXX_GCC_GTHR_DKP_H
-+#define _GLIBCXX_GCC_GTHR_DKP_H
-+
-+#define __GTHREADS 1
-+#define __GTHREADS_CXX0X 1
-+
-+#ifdef __cplusplus
-+extern "C" {
-+#endif
-+
-+typedef void * __gthread_t;
-+typedef struct { int padding[7]; } __gthread_cond_t;
-+typedef struct { int padding; } __gthread_key_t;
-+typedef struct { int padding[11]; } __gthread_mutex_t;
-+typedef struct { int padding; } __gthread_once_t;
-+typedef struct { int padding[11]; } __gthread_recursive_mutex_t;
-+typedef struct timespec __gthread_time_t;
-+
-+#define __GTHREAD_HAS_COND 1
-+#define _GTHREAD_USE_MUTEX_TIMEDLOCK 0
-+
-+#define __GTHREAD_ONCE_INIT { 0 }
-+#define __GTHREAD_TIME_INIT { 0, 0 }
-+
-+#define __GTHREAD_COND_INIT_FUNCTION __gthread_cond_init_function
-+#define __GTHREAD_MUTEX_INIT_FUNCTION __gthread_mutex_init_function
-+#define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function
-+
-+#ifdef _BUILDING_LIBGCC
-+#define __GTHR_IMPL(_name) __attribute__((weak)) __gthr_impl_##_name
-+#define __has_gthr_impl(_name) (&__gthr_impl_##_name)
-+#else
-+#define __GTHR_IMPL(_name) __gthr_impl_##_name
-+#endif
-+
-+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);
-+
-+int
-+__gthread_create (__gthread_t *__threadid, void *(*__func) (void*),
-+ void *__args);
-+
-+int
-+__gthread_join (__gthread_t __threadid, void **__value_ptr);
-+
-+int
-+__gthread_detach (__gthread_t __threadid);
-+
-+int
-+__gthread_equal (__gthread_t __t1, __gthread_t __t2);
-+
-+__gthread_t
-+__gthread_self (void);
-+
-+int
-+__gthread_yield (void);
-+
-+int
-+__gthread_once (__gthread_once_t *__once, void (*__func) (void));
-+
-+int
-+__gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *));
-+
-+int
-+__gthread_key_delete (__gthread_key_t __key);
-+
-+void *
-+__gthread_getspecific (__gthread_key_t __key);
-+
-+int
-+__gthread_setspecific (__gthread_key_t __key, const void *__ptr);
-+
-+void
-+__gthread_mutex_init_function (__gthread_mutex_t *__mutex);
-+
-+int
-+__gthread_mutex_destroy (__gthread_mutex_t *__mutex);
-+
-+int
-+__gthread_mutex_lock (__gthread_mutex_t *__mutex);
-+
-+int
-+__gthread_mutex_trylock (__gthread_mutex_t *__mutex);
-+
-+int
-+__gthread_mutex_unlock (__gthread_mutex_t *__mutex);
-+
-+int
-+__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex);
-+
-+int
-+__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex);
-+
-+int
-+__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex);
-+
-+int
-+__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex);
-+
-+int
-+__gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex);
-+
-+void
-+__gthread_cond_init_function (__gthread_cond_t *__cond);
-+
-+int
-+__gthread_cond_broadcast (__gthread_cond_t *__cond);
-+
-+int
-+__gthread_cond_signal (__gthread_cond_t *__cond);
-+
-+int
-+__gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex);
-+
-+int
-+__gthread_cond_timedwait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex,
-+ const __gthread_time_t *__abs_timeout);
-+
-+int
-+__gthread_cond_wait_recursive (__gthread_cond_t *__cond,
-+ __gthread_recursive_mutex_t *__mutex);
-+
-+int
-+__gthread_cond_destroy (__gthread_cond_t* __cond);
-+
-+#ifdef __cplusplus
-+}
-+#endif
-+
-+#endif /* ! _GLIBCXX_GCC_GTHR_DKP_H */
-diff --git a/libgcc/config/rs6000/t-ppccomm b/libgcc/config/rs6000/t-ppccomm
-index fb812d3801f..7f6669d530f 100644
---- a/libgcc/config/rs6000/t-ppccomm
-+++ b/libgcc/config/rs6000/t-ppccomm
-@@ -1,4 +1,5 @@
- LIB2ADD += $(srcdir)/config/rs6000/ibm-ldouble.c \
-+ $(srcdir)/config/rs6000/gthr-dkp.c \
- $(srcdir)/config/rs6000/tramp.S
-
- # This can't end up in shared libgcc
-diff --git a/libgcc/configure b/libgcc/configure
-index 1f9b2ac578b..539fd961156 100755
---- a/libgcc/configure
-+++ b/libgcc/configure
-@@ -5689,6 +5689,7 @@ tm_file="${tm_file_}"
- case $target_thread_file in
- aix) thread_header=config/rs6000/gthr-aix.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 b98b86a5a88..3f62b3616d2 100644
---- a/libgcc/crtstuff.c
-+++ b/libgcc/crtstuff.c
-@@ -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/configure b/libstdc++-v3/configure
-index eac60392121..d1c85de1e34 100755
---- a/libstdc++-v3/configure
-+++ b/libstdc++-v3/configure
-@@ -15765,6 +15765,7 @@ $as_echo "$target_thread_file" >&6; }
- case $target_thread_file in
- aix) thread_header=config/rs6000/gthr-aix.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/std/fstream b/libstdc++-v3/include/std/fstream
-index e62a1ade3c2..5f8ec3a1495 100644
---- a/libstdc++-v3/include/std/fstream
-+++ b/libstdc++-v3/include/std/fstream
-@@ -46,7 +46,7 @@
-
- // This can be overridden by the target's os_defines.h
- #ifndef _GLIBCXX_BUFSIZ
--# define _GLIBCXX_BUFSIZ BUFSIZ
-+# define _GLIBCXX_BUFSIZ (BUFSIZ+1)
- #endif
-
- namespace std _GLIBCXX_VISIBILITY(default)
-diff --git a/libstdc++-v3/libsupc++/eh_alloc.cc b/libstdc++-v3/libsupc++/eh_alloc.cc
-index c85b9aed40b..a8f3f4a50d2 100644
---- a/libstdc++-v3/libsupc++/eh_alloc.cc
-+++ b/libstdc++-v3/libsupc++/eh_alloc.cc
-@@ -85,6 +85,7 @@ namespace
- {
- public:
- pool();
-+ ~pool();
-
- _GLIBCXX_NODISCARD void *allocate (std::size_t);
- void free (void *);
-@@ -136,6 +137,15 @@ namespace
- first_free_entry->next = NULL;
- }
-
-+ pool::~pool()
-+ {
-+ if (arena)
-+ {
-+ ::free(arena);
-+ arena = 0;
-+ }
-+ }
-+
- void *pool::allocate (std::size_t size)
- {
- __gnu_cxx::__scoped_lock sentry(emergency_mutex);
-diff --git a/libstdc++-v3/src/c++17/fs_ops.cc b/libstdc++-v3/src/c++17/fs_ops.cc
-index 435368fa5c5..75b78c384b4 100644
---- a/libstdc++-v3/src/c++17/fs_ops.cc
-+++ b/libstdc++-v3/src/c++17/fs_ops.cc
-@@ -1123,6 +1123,7 @@ fs::permissions(const path& p, perms prms, perm_options opts,
- }
-
- int err = 0;
-+#ifndef __DEVKITPPC__
- #if _GLIBCXX_USE_FCHMODAT
- const int flag = (nofollow && is_symlink(st)) ? AT_SYMLINK_NOFOLLOW : 0;
- if (::fchmodat(AT_FDCWD, p.c_str(), static_cast(prms), flag))
-@@ -1132,6 +1133,7 @@ fs::permissions(const path& p, perms prms, perm_options opts,
- ec = std::__unsupported();
- else if (posix::chmod(p.c_str(), static_cast(prms)))
- err = errno;
-+#endif
- #endif
-
- if (err)
-diff --git a/libstdc++-v3/src/filesystem/ops-common.h b/libstdc++-v3/src/filesystem/ops-common.h
-index 978e8724154..f773d3b9b62 100644
---- a/libstdc++-v3/src/filesystem/ops-common.h
-+++ b/libstdc++-v3/src/filesystem/ops-common.h
-@@ -481,6 +481,7 @@ _GLIBCXX_BEGIN_NAMESPACE_FILESYSTEM
- return false;
- }
-
-+#ifndef __DEVKITPPC__
- #if defined _GLIBCXX_USE_FCHMOD && ! defined _GLIBCXX_FILESYSTEM_IS_WINDOWS
- if (::fchmod(out.fd, from_st->st_mode))
- #elif defined _GLIBCXX_USE_FCHMODAT && ! defined _GLIBCXX_FILESYSTEM_IS_WINDOWS
-@@ -492,6 +493,7 @@ _GLIBCXX_BEGIN_NAMESPACE_FILESYSTEM
- ec.assign(errno, std::generic_category());
- return false;
- }
-+#endif
-
- size_t count = from_st->st_size;
- #if defined _GLIBCXX_USE_SENDFILE && ! defined _GLIBCXX_FILESYSTEM_IS_WINDOWS
-diff --git a/libstdc++-v3/src/filesystem/ops.cc b/libstdc++-v3/src/filesystem/ops.cc
-index 896a4918ace..59a155b840e 100644
---- a/libstdc++-v3/src/filesystem/ops.cc
-+++ b/libstdc++-v3/src/filesystem/ops.cc
-@@ -971,6 +971,7 @@ fs::permissions(const path& p, perms prms, error_code& ec) noexcept
- }
-
- int err = 0;
-+#ifndef __DEVKITPPC__
- #if _GLIBCXX_USE_FCHMODAT
- const int flag = (nofollow && is_symlink(st)) ? AT_SYMLINK_NOFOLLOW : 0;
- if (::fchmodat(AT_FDCWD, p.c_str(), static_cast(prms), flag))
-@@ -980,6 +981,7 @@ fs::permissions(const path& p, perms prms, error_code& ec) noexcept
- ec = std::__unsupported();
- else if (posix::chmod(p.c_str(), static_cast(prms)))
- err = errno;
-+#endif
- #endif
-
- if (err)