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add support for libstdc++ gthreads courtesy of exjam

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This commit is contained in:
Dave Murphy
2018-05-27 23:02:15 +00:00
parent afe1a727bc
commit 3fde421759
2 changed files with 677 additions and 79 deletions
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748
dkppc/patches/gcc-8.1.0.patch
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@@ -1,6 +1,32 @@
diff -NBaur gcc-8.1.0/gcc/config/rs6000/rs6000.h gcc-8.1.0-ppc/gcc/config/rs6000/rs6000.h
--- gcc-8.1.0/gcc/config/rs6000/rs6000.h 2018-04-10 18:59:52.000000000 +0100
+++ gcc-8.1.0-ppc/gcc/config/rs6000/rs6000.h 2018-05-14 03:54:39.523821687 +0100
diff --git a/config/gthr.m4 b/config/gthr.m4
index 7b29f1f..814104f 100644
--- a/config/gthr.m4
+++ b/config/gthr.m4
@@ -12,6 +12,7 @@ AC_DEFUN([GCC_AC_THREAD_HEADER],
[
case $1 in
aix) thread_header=config/rs6000/gthr-aix.h ;;
+ dkp) thread_header=config/rs6000/gthr-dkp.h ;;
dce) thread_header=config/pa/gthr-dce.h ;;
lynx) thread_header=config/gthr-lynx.h ;;
mipssde) thread_header=config/mips/gthr-mipssde.h ;;
diff --git a/gcc/config.gcc b/gcc/config.gcc
index a5defb0..d714072 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -2459,7 +2459,7 @@ powerpc-xilinx-eabi*)
use_gcc_stdint=wrap
;;
powerpc-*-eabi*)
- tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h"
+ tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/750cl.h"
extra_options="${extra_options} rs6000/sysv4.opt"
tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
use_gcc_stdint=wrap
diff --git a/gcc/config/rs6000/rs6000.h b/gcc/config/rs6000/rs6000.h
index b9b58a8..7c86ac6 100644
--- a/gcc/config/rs6000/rs6000.h
+++ b/gcc/config/rs6000/rs6000.h
@@ -205,6 +205,7 @@
{ "asm_cpu_476", ASM_CPU_476_SPEC }, \
SUBTARGET_EXTRA_SPECS
@@ -9,7 +35,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/rs6000.h gcc-8.1.0-ppc/gcc/config/rs6000
/* -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. */
@@ -219,6 +220,8 @@
@@ -219,6 +220,8 @@ extern const char *host_detect_local_cpu (int argc, const char **argv);
#else
#define ASM_CPU_NATIVE_SPEC "%(asm_default)"
#endif
@@ -18,10 +44,11 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/rs6000.h gcc-8.1.0-ppc/gcc/config/rs6000
#ifndef CC1_CPU_SPEC
#ifdef HAVE_LOCAL_CPU_DETECT
diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/sysv4.h
--- gcc-8.1.0/gcc/config/rs6000/sysv4.h 2018-01-03 10:03:58.000000000 +0000
+++ gcc-8.1.0-ppc/gcc/config/rs6000/sysv4.h 2018-05-14 03:54:39.539914747 +0100
@@ -565,7 +565,12 @@
diff --git a/gcc/config/rs6000/sysv4.h b/gcc/config/rs6000/sysv4.h
index bb19d0d..ff5f80b 100644
--- a/gcc/config/rs6000/sysv4.h
+++ b/gcc/config/rs6000/sysv4.h
@@ -565,7 +565,12 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
/* Default starting address if specified. */
#define LINK_START_SPEC "\
@@ -35,7 +62,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
myellowknife : %(link_start_yellowknife) ; \
mmvme : %(link_start_mvme) ; \
msim : %(link_start_sim) ; \
@@ -596,7 +601,9 @@
@@ -596,7 +601,9 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
/* Any specific OS flags. */
#define LINK_OS_SPEC "\
@@ -46,7 +73,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
myellowknife : %(link_os_yellowknife) ; \
mmvme : %(link_os_mvme) ; \
msim : %(link_os_sim) ; \
@@ -614,7 +621,11 @@
@@ -614,7 +621,11 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
/* Override rs6000.h definition. */
#undef CPP_SPEC
#define CPP_SPEC "%{posix: -D_POSIX_SOURCE} \
@@ -59,7 +86,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
myellowknife : %(cpp_os_yellowknife) ; \
mmvme : %(cpp_os_mvme) ; \
msim : %(cpp_os_sim) ; \
@@ -628,7 +639,11 @@
@@ -628,7 +639,11 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "\
@@ -72,7 +99,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
myellowknife : %(startfile_yellowknife) ; \
mmvme : %(startfile_mvme) ; \
msim : %(startfile_sim) ; \
@@ -642,7 +657,9 @@
@@ -642,7 +657,9 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
#undef LIB_SPEC
#define LIB_SPEC "\
@@ -83,7 +110,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
myellowknife : %(lib_yellowknife) ; \
mmvme : %(lib_mvme) ; \
msim : %(lib_sim) ; \
@@ -652,11 +669,13 @@
@@ -652,11 +669,13 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
mcall-openbsd: %(lib_openbsd) ; \
: %(lib_default) }"
@@ -99,7 +126,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
myellowknife : %(endfile_yellowknife) ; \
mmvme : %(endfile_mvme) ; \
msim : %(endfile_sim) ; \
@@ -672,16 +691,33 @@
@@ -672,16 +691,33 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
/* Motorola ADS support. */
#define LIB_ADS_SPEC "--start-group -lads -lc --end-group"
@@ -133,7 +160,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
/* Motorola Yellowknife support. */
#define LIB_YELLOWKNIFE_SPEC "--start-group -lyk -lc --end-group"
@@ -882,6 +918,8 @@
@@ -882,6 +918,8 @@ ncrtn.o%s"
#undef SUBTARGET_EXTRA_SPECS
#define SUBTARGET_EXTRA_SPECS \
{ "crtsavres_default", CRTSAVRES_DEFAULT_SPEC }, \
@@ -142,7 +169,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
{ "lib_ads", LIB_ADS_SPEC }, \
{ "lib_yellowknife", LIB_YELLOWKNIFE_SPEC }, \
{ "lib_mvme", LIB_MVME_SPEC }, \
@@ -891,6 +929,8 @@
@@ -891,6 +929,8 @@ ncrtn.o%s"
{ "lib_netbsd", LIB_NETBSD_SPEC }, \
{ "lib_openbsd", LIB_OPENBSD_SPEC }, \
{ "lib_default", LIB_DEFAULT_SPEC }, \
@@ -151,7 +178,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
{ "startfile_ads", STARTFILE_ADS_SPEC }, \
{ "startfile_yellowknife", STARTFILE_YELLOWKNIFE_SPEC }, \
{ "startfile_mvme", STARTFILE_MVME_SPEC }, \
@@ -900,6 +940,8 @@
@@ -900,6 +940,8 @@ ncrtn.o%s"
{ "startfile_netbsd", STARTFILE_NETBSD_SPEC }, \
{ "startfile_openbsd", STARTFILE_OPENBSD_SPEC }, \
{ "startfile_default", STARTFILE_DEFAULT_SPEC }, \
@@ -160,7 +187,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
{ "endfile_ads", ENDFILE_ADS_SPEC }, \
{ "endfile_yellowknife", ENDFILE_YELLOWKNIFE_SPEC }, \
{ "endfile_mvme", ENDFILE_MVME_SPEC }, \
@@ -911,7 +953,12 @@
@@ -911,7 +953,12 @@ ncrtn.o%s"
{ "endfile_default", ENDFILE_DEFAULT_SPEC }, \
{ "link_shlib", LINK_SHLIB_SPEC }, \
{ "link_start", LINK_START_SPEC }, \
@@ -173,7 +200,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
{ "link_start_yellowknife", LINK_START_YELLOWKNIFE_SPEC }, \
{ "link_start_mvme", LINK_START_MVME_SPEC }, \
{ "link_start_sim", LINK_START_SIM_SPEC }, \
@@ -921,6 +968,8 @@
@@ -921,6 +968,8 @@ ncrtn.o%s"
{ "link_start_openbsd", LINK_START_OPENBSD_SPEC }, \
{ "link_start_default", LINK_START_DEFAULT_SPEC }, \
{ "link_os", LINK_OS_SPEC }, \
@@ -182,7 +209,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
{ "link_os_ads", LINK_OS_ADS_SPEC }, \
{ "link_os_yellowknife", LINK_OS_YELLOWKNIFE_SPEC }, \
{ "link_os_mvme", LINK_OS_MVME_SPEC }, \
@@ -932,6 +981,10 @@
@@ -932,6 +981,10 @@ 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 }, \
@@ -193,10 +220,11 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
{ "cpp_os_ads", CPP_OS_ADS_SPEC }, \
{ "cpp_os_yellowknife", CPP_OS_YELLOWKNIFE_SPEC }, \
{ "cpp_os_mvme", CPP_OS_MVME_SPEC }, \
diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.opt gcc-8.1.0-ppc/gcc/config/rs6000/sysv4.opt
--- gcc-8.1.0/gcc/config/rs6000/sysv4.opt 2018-04-11 16:25:42.000000000 +0100
+++ gcc-8.1.0-ppc/gcc/config/rs6000/sysv4.opt 2018-05-14 03:54:39.539914747 +0100
@@ -124,6 +124,30 @@
diff --git a/gcc/config/rs6000/sysv4.opt b/gcc/config/rs6000/sysv4.opt
index 34fea0d..9451447 100644
--- a/gcc/config/rs6000/sysv4.opt
+++ b/gcc/config/rs6000/sysv4.opt
@@ -124,6 +124,30 @@ mads
Target RejectNegative
Link with libads.a, libc.a and crt0.o.
@@ -227,48 +255,36 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.opt gcc-8.1.0-ppc/gcc/config/rs600
myellowknife
Target RejectNegative
Link with libyk.a, libc.a and crt0.o.
diff -NBaur gcc-8.1.0/gcc/config.gcc gcc-8.1.0-ppc/gcc/config.gcc
--- gcc-8.1.0/gcc/config.gcc 2018-04-27 20:31:35.000000000 +0100
+++ gcc-8.1.0-ppc/gcc/config.gcc 2018-05-14 03:58:47.902895652 +0100
@@ -2459,7 +2459,7 @@
use_gcc_stdint=wrap
;;
powerpc-*-eabi*)
- tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h"
+ tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/750cl.h"
extra_options="${extra_options} rs6000/sysv4.opt"
tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
use_gcc_stdint=wrap
diff -NBaur gcc-8.1.0/gcc/Makefile.in gcc-8.1.0-ppc/gcc/Makefile.in
--- gcc-8.1.0/gcc/Makefile.in 2018-03-09 15:24:44.000000000 +0000
+++ gcc-8.1.0-ppc/gcc/Makefile.in 2018-05-14 03:54:39.539914747 +0100
@@ -1098,8 +1098,8 @@
# things like the go/%.o rule work properly; but we use $(*F) for the
# file part, as we just want the file part of the stem, not the entire
# file name.
-COMPILE = $(COMPILE.base) -MT $@ -MMD -MP -MF $(@D)/$(DEPDIR)/$(*F).TPo
-POSTCOMPILE = @mv $(@D)/$(DEPDIR)/$(*F).TPo $(@D)/$(DEPDIR)/$(*F).Po
+COMPILE = $(COMPILE.base)
+POSTCOMPILE =
else
COMPILE = source='$<' object='$@' libtool=no \
DEPDIR=$(DEPDIR) $(CXXDEPMODE) $(depcomp) $(COMPILE.base)
diff -NBaur gcc-8.1.0/libcpp/Makefile.in gcc-8.1.0-ppc/libcpp/Makefile.in
--- gcc-8.1.0/libcpp/Makefile.in 2018-05-02 09:19:58.000000000 +0100
+++ gcc-8.1.0-ppc/libcpp/Makefile.in 2018-05-14 03:54:39.543938012 +0100
@@ -208,8 +208,7 @@
# Note that we put the dependencies into a .Tpo file, then move them
# into place if the compile succeeds. We need this because gcc does
# not atomically write the dependency output file.
-COMPILE = $(COMPILE.base) -o $@ -MT $@ -MMD -MP -MF $(DEPDIR)/$*.Tpo
-POSTCOMPILE = @mv $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+COMPILE = $(COMPILE.base) -o $@
else
COMPILE = source='$<' object='$@' libtool=no DEPDIR=$(DEPDIR) $(DEPMODE) \
$(depcomp) $(COMPILE.base)
diff -NBaur gcc-8.1.0/libgcc/config/rs6000/crtrestvr.S gcc-8.1.0-ppc/libgcc/config/rs6000/crtrestvr.S
--- gcc-8.1.0/libgcc/config/rs6000/crtrestvr.S 2018-01-03 10:03:58.000000000 +0000
+++ gcc-8.1.0-ppc/libgcc/config/rs6000/crtrestvr.S 2018-05-14 03:54:39.543938012 +0100
diff --git a/gcc/configure b/gcc/configure
index 6121e16..6584112 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -11692,7 +11692,7 @@ 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 b066cc6..c42b3ef 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -1611,7 +1611,7 @@ 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 ba2b262..8d86610 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. */
@@ -278,14 +294,15 @@ diff -NBaur gcc-8.1.0/libgcc/config/rs6000/crtrestvr.S gcc-8.1.0-ppc/libgcc/conf
#undef __ALTIVEC__
#define __ALTIVEC__ 1
#include "ppc-asm.h"
@@ -86,3 +86,4 @@
@@ -86,3 +86,4 @@ FUNC_END(_restvr_20)
CFI_ENDPROC
#endif
+#endif
diff -NBaur gcc-8.1.0/libgcc/config/rs6000/crtsavevr.S gcc-8.1.0-ppc/libgcc/config/rs6000/crtsavevr.S
--- gcc-8.1.0/libgcc/config/rs6000/crtsavevr.S 2018-01-03 10:03:58.000000000 +0000
+++ gcc-8.1.0-ppc/libgcc/config/rs6000/crtsavevr.S 2018-05-14 03:54:39.543938012 +0100
diff --git a/libgcc/config/rs6000/crtsavevr.S b/libgcc/config/rs6000/crtsavevr.S
index 077e33f..b7be68b 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. */
@@ -295,15 +312,584 @@ diff -NBaur gcc-8.1.0/libgcc/config/rs6000/crtsavevr.S gcc-8.1.0-ppc/libgcc/conf
#undef __ALTIVEC__
#define __ALTIVEC__ 1
#include "ppc-asm.h"
@@ -86,3 +86,4 @@
@@ -86,3 +86,4 @@ FUNC_END(_savevr_20)
CFI_ENDPROC
#endif
+#endif
diff -NBaur gcc-8.1.0/libgcc/crtstuff.c gcc-8.1.0-ppc/libgcc/crtstuff.c
--- gcc-8.1.0/libgcc/crtstuff.c 2018-01-03 10:03:58.000000000 +0000
+++ gcc-8.1.0-ppc/libgcc/crtstuff.c 2018-05-14 03:54:39.543938012 +0100
@@ -47,6 +47,7 @@
diff --git a/libgcc/config/rs6000/gthr-dkp.c b/libgcc/config/rs6000/gthr-dkp.c
new file mode 100644
index 0000000..94d6ba9
--- /dev/null
+++ b/libgcc/config/rs6000/gthr-dkp.c
@@ -0,0 +1,349 @@
+/* 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
+<http://www.gnu.org/licenses/>. */
+
+#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) {
+ return 0;
+ }
+
+ return __gthread_impl.active();
+}
+
+int
+__gthread_create (__gthread_t *__threadid, void *(*__func) (void*),
+ void *__args)
+{
+ if (!__gthread_impl.create) {
+ return -1;
+ }
+
+ return __gthread_impl.create(__threadid, __func, __args);
+}
+
+int
+__gthread_join (__gthread_t __threadid, void **__value_ptr)
+{
+ if (!__gthread_impl.join) {
+ return -1;
+ }
+
+ return __gthread_impl.join(__threadid, __value_ptr);
+}
+
+int
+__gthread_detach (__gthread_t __threadid)
+{
+ if (!__gthread_impl.detach) {
+ return -1;
+ }
+
+ return __gthread_impl.detach(__threadid);
+}
+
+int
+__gthread_equal (__gthread_t __t1, __gthread_t __t2)
+{
+ if (!__gthread_impl.equal) {
+ return -1;
+ }
+
+ return __gthread_impl.equal(__t1, __t2);
+}
+
+__gthread_t
+__gthread_self (void)
+{
+ if (!__gthread_impl.self) {
+ __gthread_t result = { 0 };
+ return result;
+ }
+
+ return __gthread_impl.self();
+}
+
+int
+__gthread_yield (void)
+{
+ if (!__gthread_impl.yield) {
+ return -1;
+ }
+
+ return __gthread_impl.yield();
+}
+
+int
+__gthread_once (__gthread_once_t *__once, void (*__func) (void))
+{
+ if (!__gthread_impl.once) {
+ return -1;
+ }
+
+ return __gthread_impl.once(__once, __func);
+}
+
+int
+__gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *))
+{
+ if (!__gthread_impl.key_create) {
+ return -1;
+ }
+
+ return __gthread_impl.key_create(__key, __dtor);
+}
+
+int
+__gthread_key_delete (__gthread_key_t __key)
+{
+ if (!__gthread_impl.key_delete) {
+ return -1;
+ }
+
+ return __gthread_impl.key_delete(__key);
+}
+
+void *
+__gthread_getspecific (__gthread_key_t __key)
+{
+ if (!__gthread_impl.getspecific) {
+ return NULL;
+ }
+
+ return __gthread_impl.getspecific(__key);
+}
+
+int
+__gthread_setspecific (__gthread_key_t __key, const void *__ptr)
+{
+ if (!__gthread_impl.setspecific) {
+ return -1;
+ }
+
+ return __gthread_impl.setspecific(__key, __ptr);
+}
+
+void
+__gthread_mutex_init_function (__gthread_mutex_t *__mutex)
+{
+ if (__gthread_impl.mutex_init_function) {
+ __gthread_impl.mutex_init_function(__mutex);
+ }
+}
+
+int
+__gthread_mutex_destroy (__gthread_mutex_t *__mutex)
+{
+ if (!__gthread_impl.mutex_destroy) {
+ return -1;
+ }
+
+ return __gthread_impl.mutex_destroy(__mutex);
+}
+
+int
+__gthread_mutex_lock (__gthread_mutex_t *__mutex)
+{
+ if (!__gthread_impl.mutex_lock) {
+ return -1;
+ }
+
+ return __gthread_impl.mutex_lock(__mutex);
+}
+
+int
+__gthread_mutex_trylock (__gthread_mutex_t *__mutex)
+{
+ if (!__gthread_impl.mutex_trylock) {
+ return -1;
+ }
+
+ return __gthread_impl.mutex_trylock(__mutex);
+}
+
+int
+__gthread_mutex_unlock (__gthread_mutex_t *__mutex)
+{
+ if (!__gthread_impl.mutex_unlock) {
+ return -1;
+ }
+
+ return __gthread_impl.mutex_unlock(__mutex);
+}
+
+int
+__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex)
+{
+ if (!__gthread_impl.recursive_mutex_init_function) {
+ return -1;
+ }
+
+ return __gthread_impl.recursive_mutex_init_function(__mutex);
+}
+
+int
+__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex)
+{
+ if (!__gthread_impl.recursive_mutex_lock) {
+ return -1;
+ }
+
+ return __gthread_impl.recursive_mutex_lock(__mutex);
+}
+
+int
+__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex)
+{
+ if (!__gthread_impl.recursive_mutex_trylock) {
+ return -1;
+ }
+
+ return __gthread_impl.recursive_mutex_trylock(__mutex);
+}
+
+int
+__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex)
+{
+ if (!__gthread_impl.recursive_mutex_unlock) {
+ return -1;
+ }
+
+ return __gthread_impl.recursive_mutex_unlock(__mutex);
+}
+
+int
+__gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex)
+{
+ if (!__gthread_impl.recursive_mutex_destroy) {
+ return -1;
+ }
+
+ return __gthread_impl.recursive_mutex_destroy(__mutex);
+}
+
+void
+__gthread_cond_init_function (__gthread_cond_t *__cond)
+{
+ if (__gthread_impl.cond_init_function) {
+ __gthread_impl.cond_init_function(__cond);
+ }
+}
+
+int
+__gthread_cond_broadcast (__gthread_cond_t *__cond)
+{
+ if (!__gthread_impl.cond_broadcast) {
+ return -1;
+ }
+
+ return __gthread_impl.cond_broadcast(__cond);
+}
+
+int
+__gthread_cond_signal (__gthread_cond_t *__cond)
+{
+ if (!__gthread_impl.cond_signal) {
+ return -1;
+ }
+
+ return __gthread_impl.cond_signal(__cond);
+}
+
+int
+__gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex)
+{
+ if (!__gthread_impl.cond_wait) {
+ return -1;
+ }
+
+ return __gthread_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) {
+ return -1;
+ }
+
+ return __gthread_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) {
+ return -1;
+ }
+
+ return __gthread_impl.cond_wait_recursive(__cond, __mutex);
+}
+
+int
+__gthread_cond_destroy (__gthread_cond_t* __cond)
+{
+ if (!__gthread_impl.cond_destroy) {
+ return -1;
+ }
+
+ return __gthread_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 0000000..281c19d
--- /dev/null
+++ b/libgcc/config/rs6000/gthr-dkp.h
@@ -0,0 +1,185 @@
+/* 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
+<http://www.gnu.org/licenses/>. */
+
+#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
+
+typedef struct {
+ int (*active) (void);
+ int (*create) (__gthread_t *__threadid, void *(*__func) (void*),
+ void *__args);
+ int (*join) (__gthread_t __threadid, void **__value_ptr);
+ int (*detach) (__gthread_t __threadid);
+ 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
+__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 fb812d3..7f6669d 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 \
$(srcdir)/config/rs6000/tramp.S
# This can't end up in shared libgcc
diff --git a/libgcc/configure b/libgcc/configure
index b2f3f87..c6f93f8 100644
--- a/libgcc/configure
+++ b/libgcc/configure
@@ -5442,6 +5442,7 @@ tm_file="${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 ;;
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 5e89445..f234745 100644
--- a/libgcc/crtstuff.c
+++ b/libgcc/crtstuff.c
@@ -47,6 +47,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
/* Target machine header files require this define. */
#define IN_LIBGCC2
@@ -311,3 +897,15 @@ diff -NBaur gcc-8.1.0/libgcc/crtstuff.c gcc-8.1.0-ppc/libgcc/crtstuff.c
/* FIXME: Including auto-host is incorrect, but until we have
identified the set of defines that need to go into auto-target.h,
diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
index ba094be..ac53ee6 100755
--- a/libstdc++-v3/configure
+++ b/libstdc++-v3/configure
@@ -15178,6 +15178,7 @@ $as_echo "$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 ;;
lynx) thread_header=config/gthr-lynx.h ;;
mipssde) thread_header=config/mips/gthr-mipssde.h ;;

8
dkppc/scripts/build-gcc.sh
View File

@@ -82,10 +82,10 @@ then
CXXFLAGS_FOR_TARGET="-O2 -ffunction-sections -fdata-sections" \
LDFLAGS_FOR_TARGET="" \
../../gcc-$GCC_VER/configure \
--enable-languages=c,c++,objc \
--enable-lto $plugin_ld \
--enable-languages=c,c++ \
--enable-lto \
--with-cpu=750 \
--disable-nls --disable-shared --enable-threads --disable-multilib \
--disable-nls --disable-shared --enable-threads=dkp --disable-multilib \
--disable-win32-registry \
--disable-libstdcxx-pch \
--disable-libstdcxx-verbose \
@@ -95,7 +95,7 @@ then
--with-headers=../../newlib-$NEWLIB_VER/newlib/libc/include \
--prefix=$prefix\
--with-system-zlib\
--with-bugurl="https://github.com/devkitpro/buildscripts/issues" --with-pkgversion="devkitPPC release 30" \
--with-bugurl="https://github.com/devkitpro/buildscripts/issues" --with-pkgversion="devkitPPC release 31" \
$CROSS_PARAMS \
$CROSS_GCC_PARAMS \
CFLAGS_FOR_TARGET="-O2 -ffunction-sections -fdata-sections" \