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package-update/base/musl/pkg/gcc/gcc-4.7.3-musl.patch

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# --- SDE-COPYRIGHT-NOTE-BEGIN ---
# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
#
# Filename: package/.../musl/pkg/gcc/gcc-4.7.3-musl.patch
# Copyright (C) 2013 The OpenSDE Project
#
# More information can be found in the files COPYING and README.
#
# This patch file is dual-licensed. It is available under the license the
# patched project is licensed under, as long as it is an OpenSource license
# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
# of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
# --- SDE-COPYRIGHT-NOTE-END ---
This patch was made by Gregor Richards (https://bitbucket.org/GregorR)
https://bitbucket.org/GregorR/musl-cross/raw/8c8493b7e33486d4240965d0e2f9575ad2c3593d/patches/gcc-4.7.3-musl.diff
# HG changeset patch
# Parent 05e4cf5f033d266c8f8fe065f8c5752891c5bf7a
Adding musl to config.sub, so it's recognized as a target platform.
It has to be slightly changed to apply on top of OpenSDE's patch
'base/gcc/gcc-4.7-multilib-1.patch' which is for adjusting multilib
dirnames to suite OpenSDE's lib as symlink strategy.
OpenSDE specific changes have been done in:
gcc/config/rs6000/linux64.h
diff -r 05e4cf5f033d -r 04a6a82b8e06 config.sub
--- a/config.sub Wed Nov 21 21:16:07 2012 -0500
+++ b/config.sub Wed Nov 21 21:16:58 2012 -0500
@@ -125,6 +125,7 @@
maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
case $maybe_os in
nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \
+ linux-musl* | \
linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \
knetbsd*-gnu* | netbsd*-gnu* | \
kopensolaris*-gnu* | \
@@ -1346,6 +1347,7 @@
| -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
| -mingw32* | -linux-gnu* | -linux-android* \
| -linux-newlib* | -linux-uclibc* \
+ | -linux-musl* \
| -uxpv* | -beos* | -mpeix* | -udk* \
| -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
| -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
# HG changeset patch
# Parent 04a6a82b8e06669a42181c96381b4fbc3ffa008c
Use the generic implementation of libstdc++ primitives when we're on musl, not the glibc one.
diff -r 04a6a82b8e06 -r 193f80e01b02 libstdc++-v3/configure.host
--- a/libstdc++-v3/configure.host Wed Nov 21 21:16:58 2012 -0500
+++ b/libstdc++-v3/configure.host Wed Nov 21 21:17:38 2012 -0500
@@ -243,6 +243,13 @@
os_include_dir="os/bsd/freebsd"
;;
gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu)
+ # check for musl by target
+ case "${host_os}" in
+ *-musl*)
+ os_include_dir="os/generic"
+ ;;
+ *)
+
if [ "$uclibc" = "yes" ]; then
os_include_dir="os/uclibc"
elif [ "$bionic" = "yes" ]; then
@@ -251,6 +258,9 @@
os_include_dir="os/gnu-linux"
fi
;;
+
+ esac
+ ;;
hpux*)
os_include_dir="os/hpux"
;;
# HG changeset patch
# Parent 193f80e01b026d8de7f53d467f2c59cd0b7927dc
Adding -mmusl as a musl libc specifier, and the necessary hacks for it to know how to find musl's dynamic linker.
diff -r 193f80e01b02 -r 45cd88d4fb7b gcc/config.gcc
--- a/gcc/config.gcc Wed Nov 21 21:17:38 2012 -0500
+++ b/gcc/config.gcc Wed Nov 21 21:19:19 2012 -0500
@@ -522,7 +522,7 @@
esac
# Common C libraries.
-tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3"
+tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3 LIBC_MUSL=4"
# Common parts for widely ported systems.
case ${target} in
@@ -625,6 +625,9 @@
*-*-*uclibc*)
tm_defines="$tm_defines DEFAULT_LIBC=LIBC_UCLIBC"
;;
+ *-*-*musl*)
+ tm_defines="$tm_defines DEFAULT_LIBC=LIBC_MUSL"
+ ;;
*)
tm_defines="$tm_defines DEFAULT_LIBC=LIBC_GLIBC"
;;
diff -r 193f80e01b02 -r 45cd88d4fb7b gcc/config/linux.h
--- a/gcc/config/linux.h Wed Nov 21 21:17:38 2012 -0500
+++ b/gcc/config/linux.h Wed Nov 21 21:19:19 2012 -0500
@@ -33,10 +33,12 @@
#define OPTION_GLIBC (DEFAULT_LIBC == LIBC_GLIBC)
#define OPTION_UCLIBC (DEFAULT_LIBC == LIBC_UCLIBC)
#define OPTION_BIONIC (DEFAULT_LIBC == LIBC_BIONIC)
+#define OPTION_MUSL (DEFAULT_LIBC == LIBC_MUSL)
#else
#define OPTION_GLIBC (linux_libc == LIBC_GLIBC)
#define OPTION_UCLIBC (linux_libc == LIBC_UCLIBC)
#define OPTION_BIONIC (linux_libc == LIBC_BIONIC)
+#define OPTION_MUSL (linux_libc == LIBC_MUSL)
#endif
#define GNU_USER_TARGET_OS_CPP_BUILTINS() \
@@ -54,18 +56,21 @@
uClibc or Bionic is the default C library and whether
-muclibc or -mglibc or -mbionic has been passed to change the default. */
-#define CHOOSE_DYNAMIC_LINKER1(LIBC1, LIBC2, LIBC3, LD1, LD2, LD3) \
- "%{" LIBC2 ":" LD2 ";:%{" LIBC3 ":" LD3 ";:" LD1 "}}"
+#define CHOOSE_DYNAMIC_LINKER1(LIBC1, LIBC2, LIBC3, LIBC4, LD1, LD2, LD3, LD4) \
+ "%{" LIBC2 ":" LD2 ";:%{" LIBC3 ":" LD3 ";:%{" LIBC4 ":" LD4 ";:" LD1 "}}}"
#if DEFAULT_LIBC == LIBC_GLIBC
-#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
- CHOOSE_DYNAMIC_LINKER1 ("mglibc", "muclibc", "mbionic", G, U, B)
+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
+ CHOOSE_DYNAMIC_LINKER1 ("mglibc", "muclibc", "mbionic", "mmusl", G, U, B, M)
#elif DEFAULT_LIBC == LIBC_UCLIBC
-#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
- CHOOSE_DYNAMIC_LINKER1 ("muclibc", "mglibc", "mbionic", U, G, B)
+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
+ CHOOSE_DYNAMIC_LINKER1 ("muclibc", "mglibc", "mbionic", "mmusl", U, G, B, M)
#elif DEFAULT_LIBC == LIBC_BIONIC
-#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
- CHOOSE_DYNAMIC_LINKER1 ("mbionic", "mglibc", "muclibc", B, G, U)
+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
+ CHOOSE_DYNAMIC_LINKER1 ("mbionic", "mglibc", "muclibc", "mmusl", B, G, U, M)
+#elif DEFAULT_LIBC == LIBC_MUSL
+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
+ CHOOSE_DYNAMIC_LINKER1 ("mmusl", "mglibc", "muclibc", "mbionic", M, G, U, B)
#else
#error "Unsupported DEFAULT_LIBC"
#endif /* DEFAULT_LIBC */
@@ -85,16 +90,16 @@
#define GNU_USER_DYNAMIC_LINKER \
CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, \
- BIONIC_DYNAMIC_LINKER)
+ BIONIC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER)
#define GNU_USER_DYNAMIC_LINKER32 \
CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, \
- BIONIC_DYNAMIC_LINKER32)
+ BIONIC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32)
#define GNU_USER_DYNAMIC_LINKER64 \
CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, \
- BIONIC_DYNAMIC_LINKER64)
+ BIONIC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64)
#define GNU_USER_DYNAMIC_LINKERX32 \
CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERX32, UCLIBC_DYNAMIC_LINKERX32, \
- BIONIC_DYNAMIC_LINKERX32)
+ BIONIC_DYNAMIC_LINKERX32, MUSL_DYNAMIC_LINKERX32)
/* Determine whether the entire c99 runtime
is present in the runtime library. */
diff -r 193f80e01b02 -r 45cd88d4fb7b gcc/config/linux.opt
--- a/gcc/config/linux.opt Wed Nov 21 21:17:38 2012 -0500
+++ b/gcc/config/linux.opt Wed Nov 21 21:19:19 2012 -0500
@@ -30,3 +30,7 @@
muclibc
Target Report RejectNegative Var(linux_libc,LIBC_UCLIBC) Negative(mbionic)
Use uClibc C library
+
+mmusl
+Target Report RejectNegative Var(linux_libc,LIBC_MUSL) Negative(mglibc)
+Use musl C library
diff -r 193f80e01b02 -r 45cd88d4fb7b gcc/ginclude/stddef.h
--- a/gcc/ginclude/stddef.h Wed Nov 21 21:17:38 2012 -0500
+++ b/gcc/ginclude/stddef.h Wed Nov 21 21:19:19 2012 -0500
@@ -184,6 +184,7 @@
#ifndef _GCC_SIZE_T
#ifndef _SIZET_
#ifndef __size_t
+#ifndef __DEFINED_size_t /* musl */
#define __size_t__ /* BeOS */
#define __SIZE_T__ /* Cray Unicos/Mk */
#define _SIZE_T
@@ -200,6 +201,7 @@
#define ___int_size_t_h
#define _GCC_SIZE_T
#define _SIZET_
+#define __DEFINED_size_t /* musl */
#if (defined (__FreeBSD__) && (__FreeBSD__ >= 5)) \
|| defined(__FreeBSD_kernel__)
/* __size_t is a typedef on FreeBSD 5, must not trash it. */
@@ -215,6 +217,7 @@
typedef long ssize_t;
#endif /* __BEOS__ */
#endif /* !(defined (__GNUG__) && defined (size_t)) */
+#endif /* __DEFINED_size_t */
#endif /* __size_t */
#endif /* _SIZET_ */
#endif /* _GCC_SIZE_T */
# HG changeset patch
# Parent 45cd88d4fb7b0e813578c296004eaab2c2d0bfb9
A fix for libgomp to correctly request a POSIX version for time support.
diff -r 45cd88d4fb7b -r 0afd9d82498d libgomp/config/posix/time.c
--- a/libgomp/config/posix/time.c Wed Nov 21 21:19:19 2012 -0500
+++ b/libgomp/config/posix/time.c Wed Nov 21 21:20:22 2012 -0500
@@ -28,6 +28,8 @@
The following implementation uses the most simple POSIX routines.
If present, POSIX 4 clocks should be used instead. */
+#define _POSIX_C_SOURCE 199309L /* for clocks */
+
#include "libgomp.h"
#include <unistd.h>
#if TIME_WITH_SYS_TIME
diff -r 2ebb44d1e6f1 libgcc/unwind-dw2-fde-dip.c
--- a/libgcc/unwind-dw2-fde-dip.c Sun Jul 28 12:15:47 2013 -0400
+++ b/libgcc/unwind-dw2-fde-dip.c Sun Jul 28 12:17:02 2013 -0400
@@ -47,28 +47,13 @@
#include "unwind-compat.h"
#include "gthr.h"
-#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \
- && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) \
- || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 2 && defined(DT_CONFIG)))
+#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR)
# define USE_PT_GNU_EH_FRAME
-#endif
-
-#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \
- && defined(__FreeBSD__) && __FreeBSD__ >= 7
-# define ElfW __ElfN
-# define USE_PT_GNU_EH_FRAME
-#endif
-
-#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \
- && defined(__OpenBSD__)
-# define ElfW(type) Elf_##type
-# define USE_PT_GNU_EH_FRAME
-#endif
-
-#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \
- && defined(TARGET_DL_ITERATE_PHDR) \
- && defined(__sun__) && defined(__svr4__)
-# define USE_PT_GNU_EH_FRAME
+# ifdef __OpenBSD__
+# define ElfW(type) Elf_##typ
+# elif defined(__FreeBSD__) && __FreeBSD__ >= 7
+# define ElfW __ElfN
+# endif
#endif
#if defined(USE_PT_GNU_EH_FRAME)
--- a/gcc/configure
+++ b/gcc/configure
@@ -26970,6 +26970,9 @@
gcc_cv_target_dl_iterate_phdr=no
fi
;;
+ *-linux-musl*)
+ gcc_cv_target_dl_iterate_phdr=yes
+ ;;
esac
if test x$gcc_cv_target_dl_iterate_phdr = xyes; then
# HG changeset patch
# Parent 94e435662aff38e86c9ca0dff4bbf451e0190b34
Get rid of ever-broken fixincludes on musl.
diff -r 94e435662aff -r e27957848dc8 fixincludes/mkfixinc.sh
--- a/fixincludes/mkfixinc.sh Sat Jul 27 23:37:20 2013 -0400
+++ b/fixincludes/mkfixinc.sh Sat Jul 27 23:43:03 2013 -0400
@@ -19,7 +19,8 @@
powerpc-*-eabi* | \
powerpc-*-rtems* | \
powerpcle-*-eabisim* | \
- powerpcle-*-eabi* )
+ powerpcle-*-eabi* | \
+ *-musl* )
# IF there is no include fixing,
# THEN create a no-op fixer and exit
(echo "#! /bin/sh" ; echo "exit 0" ) > ${target}
# HG changeset patch
# Parent 0afd9d82498d2cd30aa78529ff25f211bdc0c3b9
Support for i386-linux-musl and x86_64-linux-musl.
diff -r 0afd9d82498d -r 53f3e21a7d14 gcc/config/i386/linux.h
--- a/gcc/config/i386/linux.h Wed Nov 21 21:20:22 2012 -0500
+++ b/gcc/config/i386/linux.h Wed Nov 21 21:21:21 2012 -0500
@@ -22,3 +22,4 @@
#define GNU_USER_LINK_EMULATION "elf_i386"
#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-i386.so.1"
diff -r 0afd9d82498d -r 53f3e21a7d14 gcc/config/i386/linux64.h
--- a/gcc/config/i386/linux64.h Wed Nov 21 21:20:22 2012 -0500
+++ b/gcc/config/i386/linux64.h Wed Nov 21 21:21:21 2012 -0500
@@ -31,3 +31,7 @@
#define GLIBC_DYNAMIC_LINKER32 "/lib/ld-linux.so.2"
#define GLIBC_DYNAMIC_LINKER64 "/lib64/ld-linux-x86-64.so.2"
#define GLIBC_DYNAMIC_LINKERX32 "/libx32/ld-linux-x32.so.2"
+
+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-i386.so.1"
+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-x86_64.so.1"
+#define MUSL_DYNAMIC_LINKERX32 "/lib/ld-musl-x32.so.1"
diff -r 0afd9d82498d -r 53f3e21a7d14 libitm/config/linux/x86/tls.h
--- a/libitm/config/linux/x86/tls.h Wed Nov 21 21:20:22 2012 -0500
+++ b/libitm/config/linux/x86/tls.h Wed Nov 21 21:21:21 2012 -0500
@@ -25,16 +25,19 @@
#ifndef LIBITM_X86_TLS_H
#define LIBITM_X86_TLS_H 1
-#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10)
+#if defined(__GLIBC_PREREQ)
+#if __GLIBC_PREREQ(2, 10)
/* Use slots in the TCB head rather than __thread lookups.
GLIBC has reserved words 10 through 13 for TM. */
#define HAVE_ARCH_GTM_THREAD 1
#define HAVE_ARCH_GTM_THREAD_DISP 1
#endif
+#endif
#include "config/generic/tls.h"
-#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10)
+#if defined(__GLIBC_PREREQ)
+#if __GLIBC_PREREQ(2, 10)
namespace GTM HIDDEN {
#ifdef __x86_64__
@@ -101,5 +104,6 @@
} // namespace GTM
#endif /* >= GLIBC 2.10 */
+#endif
#endif // LIBITM_X86_TLS_H
# HG changeset patch
# Parent 53f3e21a7d14d0514ec7cb9ffb67b24dcf1f9fc9
Support for arm-linux-musl.
diff -r 53f3e21a7d14 -r 0a4e297edad6 gcc/config/arm/linux-eabi.h
--- a/gcc/config/arm/linux-eabi.h Wed Nov 21 21:21:21 2012 -0500
+++ b/gcc/config/arm/linux-eabi.h Wed Nov 21 21:21:54 2012 -0500
@@ -64,6 +64,10 @@
#undef GLIBC_DYNAMIC_LINKER
#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.3"
+/* musl has no "classic" (i.e. broken) mode */
+#undef MUSL_DYNAMIC_LINKER
+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-arm.so.1"
+
/* At this point, bpabi.h will have clobbered LINK_SPEC. We want to
use the GNU/Linux version, not the generic BPABI version. */
#undef LINK_SPEC
diff -r 53f3e21a7d14 -r 0a4e297edad6 libitm/config/arm/hwcap.cc
--- a/libitm/config/arm/hwcap.cc Wed Nov 21 21:21:21 2012 -0500
+++ b/libitm/config/arm/hwcap.cc Wed Nov 21 21:21:54 2012 -0500
@@ -40,7 +40,11 @@
#ifdef __linux__
#include <unistd.h>
+#ifdef __GLIBC__
#include <sys/fcntl.h>
+#else
+#include <fcntl.h>
+#endif
#include <elf.h>
static void __attribute__((constructor))
# HG changeset patch
# Parent 0a4e297edad6e46f4b66401b93b217aa3194af4e
Support for mips-linux-musl.
diff -r 0a4e297edad6 -r 78025c74c5c1 gcc/config/mips/linux.h
--- a/gcc/config/mips/linux.h Wed Nov 21 21:21:54 2012 -0500
+++ b/gcc/config/mips/linux.h Wed Nov 21 21:23:49 2012 -0500
@@ -19,3 +19,5 @@
<http://www.gnu.org/licenses/>. */
#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
+
+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-mips.so.1"
# HG changeset patch
# Parent 78025c74c5c1705f16ce13f3645ecb86c10cc1c2
Support for powerpc-linux-musl.
diff -r 78025c74c5c1 gcc/config.gcc
--- a/gcc/config.gcc Wed Nov 21 21:23:49 2012 -0500
+++ b/gcc/config.gcc Wed Nov 21 21:45:58 2012 -0500
@@ -2078,6 +2078,10 @@
powerpc*-*-linux*paired*)
tm_file="${tm_file} rs6000/750cl.h" ;;
esac
+ case ${target} in
+ *-linux*-musl*)
+ enable_secureplt=yes ;;
+ esac
if test x${enable_secureplt} = xyes; then
tm_file="rs6000/secureplt.h ${tm_file}"
fi
diff -r 78025c74c5c1 gcc/config/rs6000/linux64.h
--- a/gcc/config/rs6000/linux64.h Wed Nov 21 21:23:49 2012 -0500
+++ b/gcc/config/rs6000/linux64.h Wed Nov 21 21:45:58 2012 -0500
@@ -362,17 +362,21 @@
#define GLIBC_DYNAMIC_LINKER64 "/lib64/ld64.so.1"
#define UCLIBC_DYNAMIC_LINKER32 "/lib32/ld-uClibc.so.0"
#define UCLIBC_DYNAMIC_LINKER64 "/lib64/ld64-uClibc.so.0"
+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-powerpc.so.1"
+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-powerpc64.so.1"
#if DEFAULT_LIBC == LIBC_UCLIBC
-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}"
#elif DEFAULT_LIBC == LIBC_GLIBC
-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}"
+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}"
+#elif DEFAULT_LIBC == LIBC_MUSL
+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}"
#else
#error "Unsupported DEFAULT_LIBC"
#endif
#define GNU_USER_DYNAMIC_LINKER32 \
- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32)
+ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32)
#define GNU_USER_DYNAMIC_LINKER64 \
- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64)
+ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64)
#define LINK_OS_LINUX_SPEC32 "-m elf32ppclinux %{!shared: %{!static: \
diff -r 78025c74c5c1 gcc/config/rs6000/secureplt.h
--- a/gcc/config/rs6000/secureplt.h Wed Nov 21 21:23:49 2012 -0500
+++ b/gcc/config/rs6000/secureplt.h Wed Nov 21 21:45:58 2012 -0500
@@ -18,3 +18,4 @@
<http://www.gnu.org/licenses/>. */
#define CC1_SECURE_PLT_DEFAULT_SPEC "-msecure-plt"
+#define LINK_SECURE_PLT_DEFAULT_SPEC "--secure-plt"
diff -r 78025c74c5c1 gcc/config/rs6000/sysv4.h
--- a/gcc/config/rs6000/sysv4.h Wed Nov 21 21:23:49 2012 -0500
+++ b/gcc/config/rs6000/sysv4.h Wed Nov 21 21:45:58 2012 -0500
@@ -566,6 +566,9 @@
#ifndef CC1_SECURE_PLT_DEFAULT_SPEC
#define CC1_SECURE_PLT_DEFAULT_SPEC ""
#endif
+#ifndef LINK_SECURE_PLT_DEFAULT_SPEC
+#define LINK_SECURE_PLT_DEFAULT_SPEC ""
+#endif
/* Pass -G xxx to the compiler and set correct endian mode. */
#define CC1_SPEC "%{G*} %(cc1_cpu) \
@@ -626,7 +629,8 @@
%{mlittle: --oformat elf32-powerpcle } %{mlittle-endian: --oformat elf32-powerpcle } \
%{!mlittle: %{!mlittle-endian: %{!mbig: %{!mbig-endian: \
%{mcall-i960-old: --oformat elf32-powerpcle} \
- }}}}"
+ }}}} \
+%{!mbss-plt: %{!msecure-plt: %(link_secure_plt_default)}}"
/* Any specific OS flags. */
#define LINK_OS_SPEC "\
@@ -804,15 +808,18 @@
#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
#define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-powerpc.so.1"
#if DEFAULT_LIBC == LIBC_UCLIBC
-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}"
+#elif DEFAULT_LIBC == LIBC_MUSL
+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}"
#elif !defined (DEFAULT_LIBC) || DEFAULT_LIBC == LIBC_GLIBC
-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}"
+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}"
#else
#error "Unsupported DEFAULT_LIBC"
#endif
#define GNU_USER_DYNAMIC_LINKER \
- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER)
+ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER)
#define LINK_OS_LINUX_SPEC "-m elf32ppclinux %{!shared: %{!static: \
%{rdynamic:-export-dynamic} \
@@ -938,6 +945,7 @@
{ "cc1_endian_little", CC1_ENDIAN_LITTLE_SPEC }, \
{ "cc1_endian_default", CC1_ENDIAN_DEFAULT_SPEC }, \
{ "cc1_secure_plt_default", CC1_SECURE_PLT_DEFAULT_SPEC }, \
+ { "link_secure_plt_default", LINK_SECURE_PLT_DEFAULT_SPEC }, \
{ "cpp_os_ads", CPP_OS_ADS_SPEC }, \
{ "cpp_os_yellowknife", CPP_OS_YELLOWKNIFE_SPEC }, \
{ "cpp_os_mvme", CPP_OS_MVME_SPEC }, \
diff -r 78025c74c5c1 libgcc/config/rs6000/linux-unwind.h
--- a/libgcc/config/rs6000/linux-unwind.h Wed Nov 21 21:23:49 2012 -0500
+++ b/libgcc/config/rs6000/linux-unwind.h Wed Nov 21 21:45:58 2012 -0500
@@ -176,6 +176,7 @@
}
#endif
+#ifdef __GLIBC__
/* Find an entry in the process auxiliary vector. The canonical way to
test for VMX is to look at AT_HWCAP. */
@@ -207,6 +208,7 @@
return auxp->a_val;
return 0;
}
+#endif
/* Do code reading to identify a signal frame, and set the frame
state data appropriately. See unwind-dw2.c for the structs. */
@@ -253,7 +255,11 @@
if (hwcap == 0)
{
+#ifdef __GLIBC__
hwcap = ppc_linux_aux_vector (16);
+#else
+ hwcap = -1;
+#endif
/* These will already be set if we found AT_HWCAP. A nonzero
value stops us looking again if for some reason we couldn't
find AT_HWCAP. */
# HG changeset patch
# Parent 800ec1c37f610df2bfe75333ed6ec6caa905d630
Support (partial) for microblaze-linux-musl.
diff -r 800ec1c37f61 gcc/config.gcc
--- a/gcc/config.gcc Thu Apr 11 13:23:51 2013 -0400
+++ b/gcc/config.gcc Thu Apr 11 13:24:17 2013 -0400
@@ -1733,6 +1733,7 @@
tm_file="${tm_file} dbxelf.h gnu-user.h linux.h microblaze/linux.h"
c_target_objs="${c_target_objs} microblaze-c.o"
cxx_target_objs="${cxx_target_objs} microblaze-c.o"
+ tmake_file="${tmake_file} microblaze/t-microblaze"
;;
microblaze*-*-rtems*)
tm_file="${tm_file} dbxelf.h"