diff options
Diffstat (limited to 'toolchain/gcc/patches/5.5.0')
40 files changed, 2199 insertions, 0 deletions
diff --git a/toolchain/gcc/patches/5.5.0/001-revert_register_mode_search.patch b/toolchain/gcc/patches/5.5.0/001-revert_register_mode_search.patch new file mode 100644 index 0000000000..06373eb6a0 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/001-revert_register_mode_search.patch @@ -0,0 +1,65 @@ +Revert of: + +commit 275035b56823b26d5fb7e90fad945b998648edf2 +Author: bergner <bergner@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Thu Sep 5 14:09:07 2013 +0000 + + PR target/58139 + * reginfo.c (choose_hard_reg_mode): Scan through all mode classes + looking for widest mode. + + + git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@202286 138bc75d-0d04-0410-961f-82ee72b054a4 + + +--- a/gcc/reginfo.c ++++ b/gcc/reginfo.c +@@ -665,35 +665,40 @@ choose_hard_reg_mode (unsigned int regno + mode = GET_MODE_WIDER_MODE (mode)) + if ((unsigned) hard_regno_nregs[regno][mode] == nregs + && HARD_REGNO_MODE_OK (regno, mode) +- && (! call_saved || ! HARD_REGNO_CALL_PART_CLOBBERED (regno, mode)) +- && GET_MODE_SIZE (mode) > GET_MODE_SIZE (found_mode)) ++ && (! call_saved || ! HARD_REGNO_CALL_PART_CLOBBERED (regno, mode))) + found_mode = mode; + ++ if (found_mode != VOIDmode) ++ return found_mode; ++ + for (mode = GET_CLASS_NARROWEST_MODE (MODE_FLOAT); + mode != VOIDmode; + mode = GET_MODE_WIDER_MODE (mode)) + if ((unsigned) hard_regno_nregs[regno][mode] == nregs + && HARD_REGNO_MODE_OK (regno, mode) +- && (! call_saved || ! HARD_REGNO_CALL_PART_CLOBBERED (regno, mode)) +- && GET_MODE_SIZE (mode) > GET_MODE_SIZE (found_mode)) ++ && (! call_saved || ! HARD_REGNO_CALL_PART_CLOBBERED (regno, mode))) + found_mode = mode; + ++ if (found_mode != VOIDmode) ++ return found_mode; ++ + for (mode = GET_CLASS_NARROWEST_MODE (MODE_VECTOR_FLOAT); + mode != VOIDmode; + mode = GET_MODE_WIDER_MODE (mode)) + if ((unsigned) hard_regno_nregs[regno][mode] == nregs + && HARD_REGNO_MODE_OK (regno, mode) +- && (! call_saved || ! HARD_REGNO_CALL_PART_CLOBBERED (regno, mode)) +- && GET_MODE_SIZE (mode) > GET_MODE_SIZE (found_mode)) ++ && (! call_saved || ! HARD_REGNO_CALL_PART_CLOBBERED (regno, mode))) + found_mode = mode; + ++ if (found_mode != VOIDmode) ++ return found_mode; ++ + for (mode = GET_CLASS_NARROWEST_MODE (MODE_VECTOR_INT); + mode != VOIDmode; + mode = GET_MODE_WIDER_MODE (mode)) + if ((unsigned) hard_regno_nregs[regno][mode] == nregs + && HARD_REGNO_MODE_OK (regno, mode) +- && (! call_saved || ! HARD_REGNO_CALL_PART_CLOBBERED (regno, mode)) +- && GET_MODE_SIZE (mode) > GET_MODE_SIZE (found_mode)) ++ && (! call_saved || ! HARD_REGNO_CALL_PART_CLOBBERED (regno, mode))) + found_mode = mode; + + if (found_mode != VOIDmode) diff --git a/toolchain/gcc/patches/5.5.0/002-case_insensitive.patch b/toolchain/gcc/patches/5.5.0/002-case_insensitive.patch new file mode 100644 index 0000000000..b3d2dbe291 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/002-case_insensitive.patch @@ -0,0 +1,14 @@ +--- a/include/filenames.h ++++ b/include/filenames.h +@@ -43,11 +43,6 @@ extern "C" { + # define IS_DIR_SEPARATOR(c) IS_DOS_DIR_SEPARATOR (c) + # define IS_ABSOLUTE_PATH(f) IS_DOS_ABSOLUTE_PATH (f) + #else /* not DOSish */ +-# if defined(__APPLE__) +-# ifndef HAVE_CASE_INSENSITIVE_FILE_SYSTEM +-# define HAVE_CASE_INSENSITIVE_FILE_SYSTEM 1 +-# endif +-# endif /* __APPLE__ */ + # define HAS_DRIVE_SPEC(f) (0) + # define IS_DIR_SEPARATOR(c) IS_UNIX_DIR_SEPARATOR (c) + # define IS_ABSOLUTE_PATH(f) IS_UNIX_ABSOLUTE_PATH (f) diff --git a/toolchain/gcc/patches/5.5.0/010-documentation.patch b/toolchain/gcc/patches/5.5.0/010-documentation.patch new file mode 100644 index 0000000000..d7166b24e7 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/010-documentation.patch @@ -0,0 +1,23 @@ +--- a/gcc/Makefile.in ++++ b/gcc/Makefile.in +@@ -2943,18 +2943,10 @@ doc/gcc.info: $(TEXI_GCC_FILES) + doc/gccint.info: $(TEXI_GCCINT_FILES) + doc/cppinternals.info: $(TEXI_CPPINT_FILES) + +-doc/%.info: %.texi +- if [ x$(BUILD_INFO) = xinfo ]; then \ +- $(MAKEINFO) $(MAKEINFOFLAGS) -I . -I $(gcc_docdir) \ +- -I $(gcc_docdir)/include -o $@ $<; \ +- fi ++doc/%.info: + + # Duplicate entry to handle renaming of gccinstall.info +-doc/gccinstall.info: $(TEXI_GCCINSTALL_FILES) +- if [ x$(BUILD_INFO) = xinfo ]; then \ +- $(MAKEINFO) $(MAKEINFOFLAGS) -I $(gcc_docdir) \ +- -I $(gcc_docdir)/include -o $@ $<; \ +- fi ++doc/gccinstall.info: + + doc/cpp.dvi: $(TEXI_CPP_FILES) + doc/gcc.dvi: $(TEXI_GCC_FILES) diff --git a/toolchain/gcc/patches/5.5.0/020-no-plt-backport.patch b/toolchain/gcc/patches/5.5.0/020-no-plt-backport.patch new file mode 100644 index 0000000000..b9702c9520 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/020-no-plt-backport.patch @@ -0,0 +1,28 @@ +--- a/gcc/calls.c ++++ b/gcc/calls.c +@@ -225,6 +225,12 @@ prepare_call_address (tree fndecl_or_typ + && targetm.small_register_classes_for_mode_p (FUNCTION_MODE)) + ? force_not_mem (memory_address (FUNCTION_MODE, funexp)) + : memory_address (FUNCTION_MODE, funexp)); ++ else if (flag_pic && !flag_plt && fndecl_or_type ++ && TREE_CODE (fndecl_or_type) == FUNCTION_DECL ++ && !targetm.binds_local_p (fndecl_or_type)) ++ { ++ funexp = force_reg (Pmode, funexp); ++ } + else if (! sibcallp) + { + #ifndef NO_FUNCTION_CSE +--- a/gcc/common.opt ++++ b/gcc/common.opt +@@ -1779,6 +1779,10 @@ fpie + Common Report Var(flag_pie,1) Negative(fPIC) + Generate position-independent code for executables if possible (small mode) + ++fplt ++Common Report Var(flag_plt) Init(1) ++Use PLT for PIC calls (-fno-plt: load the address from GOT at call site) ++ + fplugin= + Common Joined RejectNegative Var(common_deferred_options) Defer + Specify a plugin to load diff --git a/toolchain/gcc/patches/5.5.0/040-fix-mips-ICE-PR-68400.patch b/toolchain/gcc/patches/5.5.0/040-fix-mips-ICE-PR-68400.patch new file mode 100644 index 0000000000..e88af34032 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/040-fix-mips-ICE-PR-68400.patch @@ -0,0 +1,23 @@ +--- a/gcc/config/mips/mips.c ++++ b/gcc/config/mips/mips.c +@@ -8001,9 +8001,17 @@ mask_low_and_shift_p (machine_mode mode, + bool + and_operands_ok (machine_mode mode, rtx op1, rtx op2) + { +- return (memory_operand (op1, mode) +- ? and_load_operand (op2, mode) +- : and_reg_operand (op2, mode)); ++ if (!memory_operand (op1, mode)) ++ return and_reg_operand (op2, mode); ++ ++ if (!and_load_operand (op2, mode)) ++ return false; ++ ++ if (!TARGET_MIPS16 || si_mask_operand(op2, mode)) ++ return true; ++ ++ op1 = XEXP (op1, 0); ++ return !(REG_P (op1) && REGNO (op1) == STACK_POINTER_REGNUM); + } + + /* The canonical form of a mask-low-and-shift-left operation is diff --git a/toolchain/gcc/patches/5.5.0/200-musl_config.patch b/toolchain/gcc/patches/5.5.0/200-musl_config.patch new file mode 100644 index 0000000000..178c25ce34 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/200-musl_config.patch @@ -0,0 +1,309 @@ +From: ktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Fri, 8 May 2015 08:25:47 +0000 (+0000) +Subject: [PATCH 2/13] musl libc config +X-Git-Url: https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff_plain;h=a9173ceabaf29c16f8ef226fbf98af373a4b2ceb + +[PATCH 2/13] musl libc config + +2015-05-08 Gregor Richards <gregor.richards@uwaterloo.ca> + Szabolcs Nagy <szabolcs.nagy@arm.com> + + * config.gcc (LIBC_MUSL): New tm_defines macro. + * config/linux.h (OPTION_MUSL): Define. + (MUSL_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER32,) + (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERX32,) + (INCLUDE_DEFAULTS_MUSL_GPP, INCLUDE_DEFAULTS_MUSL_LOCAL,) + (INCLUDE_DEFAULTS_MUSL_PREFIX, INCLUDE_DEFAULTS_MUSL_CROSS,) + (INCLUDE_DEFAULTS_MUSL_TOOL, INCLUDE_DEFAULTS_MUSL_NATIVE): Define. + * config/linux.opt (mmusl): New option. + * doc/invoke.texi (GNU/Linux Options): Document -mmusl. + * configure.ac (gcc_cv_libc_provides_ssp): Add *-*-musl*. + (gcc_cv_target_dl_iterate_phdr): Add *-linux-musl*. + * configure: Regenerate. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@222904 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + +--- a/gcc/config.gcc ++++ b/gcc/config.gcc +@@ -575,7 +575,7 @@ case ${target} in + esac + + # Common C libraries. +-tm_defines="$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" + + # 32-bit x86 processors supported by --with-arch=. Each processor + # MUST be separated by exactly one space. +@@ -720,6 +720,9 @@ case ${target} in + *-*-*uclibc*) + tm_defines="$tm_defines DEFAULT_LIBC=LIBC_UCLIBC" + ;; ++ *-*-*musl*) ++ tm_defines="$tm_defines DEFAULT_LIBC=LIBC_MUSL" ++ ;; + *) + tm_defines="$tm_defines DEFAULT_LIBC=LIBC_GLIBC" + ;; +--- a/gcc/config/linux.h ++++ b/gcc/config/linux.h +@@ -32,10 +32,12 @@ see the files COPYING3 and COPYING.RUNTI + #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() \ +@@ -50,21 +52,25 @@ see the files COPYING3 and COPYING.RUNTI + } while (0) + + /* Determine which dynamic linker to use depending on whether GLIBC or +- uClibc or Bionic is the default C library and whether +- -muclibc or -mglibc or -mbionic has been passed to change the default. */ ++ uClibc or Bionic or musl is the default C library and whether ++ -muclibc or -mglibc or -mbionic or -mmusl 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 */ +@@ -81,24 +87,100 @@ see the files COPYING3 and COPYING.RUNTI + #define BIONIC_DYNAMIC_LINKER32 "/system/bin/linker" + #define BIONIC_DYNAMIC_LINKER64 "/system/bin/linker64" + #define BIONIC_DYNAMIC_LINKERX32 "/system/bin/linkerx32" ++/* Should be redefined for each target that supports musl. */ ++#define MUSL_DYNAMIC_LINKER "/dev/null" ++#define MUSL_DYNAMIC_LINKER32 "/dev/null" ++#define MUSL_DYNAMIC_LINKER64 "/dev/null" ++#define MUSL_DYNAMIC_LINKERX32 "/dev/null" + + #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) + + /* Whether we have Bionic libc runtime */ + #undef TARGET_HAS_BIONIC + #define TARGET_HAS_BIONIC (OPTION_BIONIC) + ++/* musl avoids problematic includes by rearranging the include directories. ++ * Unfortunately, this is mostly duplicated from cppdefault.c */ ++#if DEFAULT_LIBC == LIBC_MUSL ++#define INCLUDE_DEFAULTS_MUSL_GPP \ ++ { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1, \ ++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, \ ++ { GPLUSPLUS_TOOL_INCLUDE_DIR, "G++", 1, 1, \ ++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 1 }, \ ++ { GPLUSPLUS_BACKWARD_INCLUDE_DIR, "G++", 1, 1, \ ++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, ++ ++#ifdef LOCAL_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_LOCAL \ ++ { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 2 }, \ ++ { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 0 }, ++#else ++#define INCLUDE_DEFAULTS_MUSL_LOCAL ++#endif ++ ++#ifdef PREFIX_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_PREFIX \ ++ { PREFIX_INCLUDE_DIR, 0, 0, 1, 0, 0}, ++#else ++#define INCLUDE_DEFAULTS_MUSL_PREFIX ++#endif ++ ++#ifdef CROSS_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_CROSS \ ++ { CROSS_INCLUDE_DIR, "GCC", 0, 0, 0, 0}, ++#else ++#define INCLUDE_DEFAULTS_MUSL_CROSS ++#endif ++ ++#ifdef TOOL_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_TOOL \ ++ { TOOL_INCLUDE_DIR, "BINUTILS", 0, 1, 0, 0}, ++#else ++#define INCLUDE_DEFAULTS_MUSL_TOOL ++#endif ++ ++#ifdef NATIVE_SYSTEM_HEADER_DIR ++#define INCLUDE_DEFAULTS_MUSL_NATIVE \ ++ { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 2 }, \ ++ { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 0 }, ++#else ++#define INCLUDE_DEFAULTS_MUSL_NATIVE ++#endif ++ ++#if defined (CROSS_DIRECTORY_STRUCTURE) && !defined (TARGET_SYSTEM_ROOT) ++# undef INCLUDE_DEFAULTS_MUSL_LOCAL ++# define INCLUDE_DEFAULTS_MUSL_LOCAL ++# undef INCLUDE_DEFAULTS_MUSL_NATIVE ++# define INCLUDE_DEFAULTS_MUSL_NATIVE ++#else ++# undef INCLUDE_DEFAULTS_MUSL_CROSS ++# define INCLUDE_DEFAULTS_MUSL_CROSS ++#endif ++ ++#undef INCLUDE_DEFAULTS ++#define INCLUDE_DEFAULTS \ ++ { \ ++ INCLUDE_DEFAULTS_MUSL_GPP \ ++ INCLUDE_DEFAULTS_MUSL_PREFIX \ ++ INCLUDE_DEFAULTS_MUSL_CROSS \ ++ INCLUDE_DEFAULTS_MUSL_TOOL \ ++ INCLUDE_DEFAULTS_MUSL_NATIVE \ ++ { GCC_INCLUDE_DIR, "GCC", 0, 1, 0, 0 }, \ ++ { 0, 0, 0, 0, 0, 0 } \ ++ } ++#endif ++ + #if (DEFAULT_LIBC == LIBC_UCLIBC) && defined (SINGLE_LIBC) /* uClinux */ + /* This is a *uclinux* target. We don't define below macros to normal linux + versions, because doing so would require *uclinux* targets to include +--- a/gcc/config/linux.opt ++++ b/gcc/config/linux.opt +@@ -28,5 +28,9 @@ Target Report RejectNegative Var(linux_l + Use GNU C library + + muclibc +-Target Report RejectNegative Var(linux_libc,LIBC_UCLIBC) Negative(mbionic) ++Target Report RejectNegative Var(linux_libc,LIBC_UCLIBC) Negative(mmusl) + Use uClibc C library ++ ++mmusl ++Target Report RejectNegative Var(linux_libc,LIBC_MUSL) Negative(mbionic) ++Use musl C library +--- a/gcc/configure ++++ b/gcc/configure +@@ -27833,6 +27833,9 @@ if test "${gcc_cv_libc_provides_ssp+set} + else + gcc_cv_libc_provides_ssp=no + case "$target" in ++ *-*-musl*) ++ # All versions of musl provide stack protector ++ gcc_cv_libc_provides_ssp=yes;; + *-*-linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu) + # glibc 2.4 and later provides __stack_chk_fail and + # either __stack_chk_guard, or TLS access to stack guard canary. +@@ -27865,6 +27868,7 @@ fi + # <http://gcc.gnu.org/ml/gcc/2008-10/msg00130.html>) and for now + # simply assert that glibc does provide this, which is true for all + # realistically usable GNU/Hurd configurations. ++ # All supported versions of musl provide it as well + gcc_cv_libc_provides_ssp=yes;; + *-*-darwin* | *-*-freebsd*) + ac_fn_c_check_func "$LINENO" "__stack_chk_fail" "ac_cv_func___stack_chk_fail" +@@ -27961,6 +27965,9 @@ case "$target" in + gcc_cv_target_dl_iterate_phdr=no + fi + ;; ++ *-linux-musl*) ++ gcc_cv_target_dl_iterate_phdr=yes ++ ;; + esac + + if test x$gcc_cv_target_dl_iterate_phdr = xyes; then +--- a/gcc/configure.ac ++++ b/gcc/configure.ac +@@ -5287,6 +5287,9 @@ AC_CACHE_CHECK(__stack_chk_fail in targe + gcc_cv_libc_provides_ssp, + [gcc_cv_libc_provides_ssp=no + case "$target" in ++ *-*-musl*) ++ # All versions of musl provide stack protector ++ gcc_cv_libc_provides_ssp=yes;; + *-*-linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu) + # glibc 2.4 and later provides __stack_chk_fail and + # either __stack_chk_guard, or TLS access to stack guard canary. +@@ -5313,6 +5316,7 @@ AC_CACHE_CHECK(__stack_chk_fail in targe + # <http://gcc.gnu.org/ml/gcc/2008-10/msg00130.html>) and for now + # simply assert that glibc does provide this, which is true for all + # realistically usable GNU/Hurd configurations. ++ # All supported versions of musl provide it as well + gcc_cv_libc_provides_ssp=yes;; + *-*-darwin* | *-*-freebsd*) + AC_CHECK_FUNC(__stack_chk_fail,[gcc_cv_libc_provides_ssp=yes], +@@ -5386,6 +5390,9 @@ case "$target" in + gcc_cv_target_dl_iterate_phdr=no + fi + ;; ++ *-linux-musl*) ++ gcc_cv_target_dl_iterate_phdr=yes ++ ;; + esac + GCC_TARGET_TEMPLATE([TARGET_DL_ITERATE_PHDR]) + if test x$gcc_cv_target_dl_iterate_phdr = xyes; then +--- a/gcc/doc/invoke.texi ++++ b/gcc/doc/invoke.texi +@@ -668,7 +668,7 @@ Objective-C and Objective-C++ Dialects}. + -mcpu=@var{cpu}} + + @emph{GNU/Linux Options} +-@gccoptlist{-mglibc -muclibc -mbionic -mandroid @gol ++@gccoptlist{-mglibc -muclibc -mmusl -mbionic -mandroid @gol + -tno-android-cc -tno-android-ld} + + @emph{H8/300 Options} +@@ -15351,13 +15351,19 @@ These @samp{-m} options are defined for + @item -mglibc + @opindex mglibc + Use the GNU C library. This is the default except +-on @samp{*-*-linux-*uclibc*} and @samp{*-*-linux-*android*} targets. ++on @samp{*-*-linux-*uclibc*}, @samp{*-*-linux-*musl*} and ++@samp{*-*-linux-*android*} targets. + + @item -muclibc + @opindex muclibc + Use uClibc C library. This is the default on + @samp{*-*-linux-*uclibc*} targets. + ++@item -mmusl ++@opindex mmusl ++Use the musl C library. This is the default on ++@samp{*-*-linux-*musl*} targets. ++ + @item -mbionic + @opindex mbionic + Use Bionic C library. This is the default on diff --git a/toolchain/gcc/patches/5.5.0/201-musl_arm.patch b/toolchain/gcc/patches/5.5.0/201-musl_arm.patch new file mode 100644 index 0000000000..27a26afc05 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/201-musl_arm.patch @@ -0,0 +1,43 @@ +From: ktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Wed, 27 May 2015 13:17:11 +0000 (+0000) +Subject: [PATCH 4/13] arm musl support +X-Git-Url: https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff_plain;h=de799bd087ab9a179768fea75bd195a31d3432a4 + +[PATCH 4/13] arm musl support + +On behalf of szabolcs.nagy@arm.com + +2015-05-27 Gregor Richards <gregor.richards@uwaterloo.ca> + + * config/arm/linux-eabi.h (MUSL_DYNAMIC_LINKER): Define. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@223749 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + +--- a/gcc/config/arm/linux-eabi.h ++++ b/gcc/config/arm/linux-eabi.h +@@ -77,6 +77,23 @@ + %{mfloat-abi=soft*:" GLIBC_DYNAMIC_LINKER_SOFT_FLOAT "} \ + %{!mfloat-abi=*:" GLIBC_DYNAMIC_LINKER_DEFAULT "}" + ++/* For ARM musl currently supports four dynamic linkers: ++ - ld-musl-arm.so.1 - for the EABI-derived soft-float ABI ++ - ld-musl-armhf.so.1 - for the EABI-derived hard-float ABI ++ - ld-musl-armeb.so.1 - for the EABI-derived soft-float ABI, EB ++ - ld-musl-armebhf.so.1 - for the EABI-derived hard-float ABI, EB ++ musl does not support the legacy OABI mode. ++ All the dynamic linkers live in /lib. ++ We default to soft-float, EL. */ ++#undef MUSL_DYNAMIC_LINKER ++#if TARGET_BIG_ENDIAN_DEFAULT ++#define MUSL_DYNAMIC_LINKER_E "%{mlittle-endian:;:eb}" ++#else ++#define MUSL_DYNAMIC_LINKER_E "%{mbig-endian:eb}" ++#endif ++#define MUSL_DYNAMIC_LINKER \ ++ "/lib/ld-musl-arm" MUSL_DYNAMIC_LINKER_E "%{mfloat-abi=hard:hf}.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 --git a/toolchain/gcc/patches/5.5.0/202-musl_mips.patch b/toolchain/gcc/patches/5.5.0/202-musl_mips.patch new file mode 100644 index 0000000000..816dd8d101 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/202-musl_mips.patch @@ -0,0 +1,35 @@ +From: ktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Fri, 8 May 2015 15:16:50 +0000 (+0000) +Subject: [PATCH 6/13] mips musl support +X-Git-Url: https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff_plain;h=2550b6a866c887472b587bef87d433c51cf1ebc8 + +[PATCH 6/13] mips musl support + +2015-05-08 Gregor Richards <gregor.richards@uwaterloo.ca> + Szabolcs Nagy <szabolcs.nagy@arm.com> + + * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Define. + (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Define. + (GNU_USER_DYNAMIC_LINKERN32): Update. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@222915 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + +--- a/gcc/config/mips/linux.h ++++ b/gcc/config/mips/linux.h +@@ -37,7 +37,13 @@ along with GCC; see the file COPYING3. + #define UCLIBC_DYNAMIC_LINKERN32 \ + "%{mnan=2008:/lib32/ld-uClibc-mipsn8.so.0;:/lib32/ld-uClibc.so.0}" + ++#undef MUSL_DYNAMIC_LINKER32 ++#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-mips%{EL:el}%{msoft-float:-sf}.so.1" ++#undef MUSL_DYNAMIC_LINKER64 ++#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-mips64%{EL:el}%{msoft-float:-sf}.so.1" ++#define MUSL_DYNAMIC_LINKERN32 "/lib/ld-musl-mipsn32%{EL:el}%{msoft-float:-sf}.so.1" ++ + #define BIONIC_DYNAMIC_LINKERN32 "/system/bin/linker32" + #define GNU_USER_DYNAMIC_LINKERN32 \ + CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32, \ +- BIONIC_DYNAMIC_LINKERN32) ++ BIONIC_DYNAMIC_LINKERN32, MUSL_DYNAMIC_LINKERN32) diff --git a/toolchain/gcc/patches/5.5.0/203-musl_powerpc.patch b/toolchain/gcc/patches/5.5.0/203-musl_powerpc.patch new file mode 100644 index 0000000000..073c834ce1 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/203-musl_powerpc.patch @@ -0,0 +1,209 @@ + +gcc/Changelog: + +2015-04-24 Gregor Richards <gregor.richards@uwaterloo.ca> + Szabolcs Nagy <szabolcs.nagy@arm.com> + + * config.gcc (secure_plt): Add *-linux*-musl*. + * config/rs6000/linux64.h (MUSL_DYNAMIC_LINKER32): Define. + (MUSL_DYNAMIC_LINKER64): Define. + (GNU_USER_DYNAMIC_LINKER32): Update. + (GNU_USER_DYNAMIC_LINKER64): Update. + (CHOOSE_DYNAMIC_LINKER): Update. + + * config/rs6000/secureplt.h (LINK_SECURE_PLT_DEFAULT_SPEC): Define. + * config/rs6000/sysv4.h (GNU_USER_DYNAMIC_LINKER): Update. + (MUSL_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER_E,) + (INCLUDE_DEFAULTS_MUSL_GPP, INCLUDE_DEFAULTS_MUSL_LOCAL,) + (INCLUDE_DEFAULTS_MUSL_PREFIX, INCLUDE_DEFAULTS_MUSL_CROSS,) + (INCLUDE_DEFAULTS_MUSL_TOOL, INCLUDE_DEFAULTS_MUSL_NATIVE): Define. + (LINK_SECURE_PLT_DEFAULT_SPEC): Define. + (CHOOSE_DYNAMIC_LINKER, LINK_TARGET_SPEC, LINK_OS_LINUX_SPEC): Update. + + * config/rs6000/sysv4le.h (MUSL_DYNAMIC_LINKER_E): Define. + +--- a/gcc/config/rs6000/linux64.h ++++ b/gcc/config/rs6000/linux64.h +@@ -365,17 +365,21 @@ extern int dot_symbols; + #endif + #define UCLIBC_DYNAMIC_LINKER32 "/lib/ld-uClibc.so.0" + #define UCLIBC_DYNAMIC_LINKER64 "/lib/ld64-uClibc.so.0" ++#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-powerpc" MUSL_DYNAMIC_LINKER_E ".so.1" ++#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-powerpc64" MUSL_DYNAMIC_LINKER_E ".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) + + #undef DEFAULT_ASM_ENDIAN + #if (TARGET_DEFAULT & MASK_LITTLE_ENDIAN) +--- a/gcc/config/rs6000/secureplt.h ++++ b/gcc/config/rs6000/secureplt.h +@@ -18,3 +18,4 @@ along with GCC; see the file COPYING3. + <http://www.gnu.org/licenses/>. */ + + #define CC1_SECURE_PLT_DEFAULT_SPEC "-msecure-plt" ++#define LINK_SECURE_PLT_DEFAULT_SPEC "--secure-plt" +--- a/gcc/config/rs6000/sysv4.h ++++ b/gcc/config/rs6000/sysv4.h +@@ -537,6 +537,9 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEF + #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. */ + #undef CC1_SPEC +@@ -574,7 +577,8 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEF + %{R*} \ + %(link_shlib) \ + %{!T*: %(link_start) } \ +-%(link_os)" ++%(link_os)" \ ++"%{!mbss-plt: %{!msecure-plt: %(link_secure_plt_default)}}" + + /* Shared libraries are not default. */ + #define LINK_SHLIB_SPEC "\ +@@ -757,17 +761,22 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEF + + #define LINK_START_LINUX_SPEC "" + ++#define MUSL_DYNAMIC_LINKER_E ENDIAN_SELECT("","le","") ++ + #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" MUSL_DYNAMIC_LINKER_E ".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} \ +@@ -889,6 +898,7 @@ ncrtn.o%s" + { "link_os_openbsd", LINK_OS_OPENBSD_SPEC }, \ + { "link_os_default", LINK_OS_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 }, \ +@@ -943,3 +953,72 @@ ncrtn.o%s" + /* This target uses the sysv4.opt file. */ + #define TARGET_USES_SYSV4_OPT 1 + ++/* Include order changes for musl, same as in generic linux.h. */ ++#if DEFAULT_LIBC == LIBC_MUSL ++#define INCLUDE_DEFAULTS_MUSL_GPP \ ++ { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1, \ ++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, \ ++ { GPLUSPLUS_TOOL_INCLUDE_DIR, "G++", 1, 1, \ ++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 1 }, \ ++ { GPLUSPLUS_BACKWARD_INCLUDE_DIR, "G++", 1, 1, \ ++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, ++ ++#ifdef LOCAL_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_LOCAL \ ++ { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 2 }, \ ++ { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 0 }, ++#else ++#define INCLUDE_DEFAULTS_MUSL_LOCAL ++#endif ++ ++#ifdef PREFIX_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_PREFIX \ ++ { PREFIX_INCLUDE_DIR, 0, 0, 1, 0, 0}, ++#else ++#define INCLUDE_DEFAULTS_MUSL_PREFIX ++#endif ++ ++#ifdef CROSS_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_CROSS \ ++ { CROSS_INCLUDE_DIR, "GCC", 0, 0, 0, 0}, ++#else ++#define INCLUDE_DEFAULTS_MUSL_CROSS ++#endif ++ ++#ifdef TOOL_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_TOOL \ ++ { TOOL_INCLUDE_DIR, "BINUTILS", 0, 1, 0, 0}, ++#else ++#define INCLUDE_DEFAULTS_MUSL_TOOL ++#endif ++ ++#ifdef NATIVE_SYSTEM_HEADER_DIR ++#define INCLUDE_DEFAULTS_MUSL_NATIVE \ ++ { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 2 }, \ ++ { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 0 }, ++#else ++#define INCLUDE_DEFAULTS_MUSL_NATIVE ++#endif ++ ++#if defined (CROSS_DIRECTORY_STRUCTURE) && !defined (TARGET_SYSTEM_ROOT) ++# undef INCLUDE_DEFAULTS_MUSL_LOCAL ++# define INCLUDE_DEFAULTS_MUSL_LOCAL ++# undef INCLUDE_DEFAULTS_MUSL_NATIVE ++# define INCLUDE_DEFAULTS_MUSL_NATIVE ++#else ++# undef INCLUDE_DEFAULTS_MUSL_CROSS ++# define INCLUDE_DEFAULTS_MUSL_CROSS ++#endif ++ ++#undef INCLUDE_DEFAULTS ++#define INCLUDE_DEFAULTS \ ++ { \ ++ INCLUDE_DEFAULTS_MUSL_GPP \ ++ INCLUDE_DEFAULTS_MUSL_PREFIX \ ++ INCLUDE_DEFAULTS_MUSL_CROSS \ ++ INCLUDE_DEFAULTS_MUSL_TOOL \ ++ INCLUDE_DEFAULTS_MUSL_NATIVE \ ++ { GCC_INCLUDE_DIR, "GCC", 0, 1, 0, 0 }, \ ++ { 0, 0, 0, 0, 0, 0 } \ ++ } ++#endif +--- a/gcc/config/rs6000/sysv4le.h ++++ b/gcc/config/rs6000/sysv4le.h +@@ -31,3 +31,5 @@ + /* Little-endian PowerPC64 Linux uses the ELF v2 ABI by default. */ + #define LINUX64_DEFAULT_ABI_ELFv2 + ++#undef MUSL_DYNAMIC_LINKER_E ++#define MUSL_DYNAMIC_LINKER_E ENDIAN_SELECT("","le","le") +--- a/gcc/config.gcc ++++ b/gcc/config.gcc +@@ -2430,6 +2430,10 @@ powerpc*-*-linux*) + 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 --git a/toolchain/gcc/patches/5.5.0/204-musl_sh.patch b/toolchain/gcc/patches/5.5.0/204-musl_sh.patch new file mode 100644 index 0000000000..8c3753d530 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/204-musl_sh.patch @@ -0,0 +1,39 @@ +gcc/Changelog: + +2015-04-27 Gregor Richards <gregor.richards@uwaterloo.ca> + Szabolcs Nagy <szabolcs.nagy@arm.com> + + * config/sh/linux.h (MUSL_DYNAMIC_LINKER): Define. + (MUSL_DYNAMIC_LINKER_E, MUSL_DYNAMIC_LINKER_FP): Define. + +--- a/gcc/config/sh/linux.h ++++ b/gcc/config/sh/linux.h +@@ -43,6 +43,28 @@ along with GCC; see the file COPYING3. + + #define TARGET_ASM_FILE_END file_end_indicate_exec_stack + ++#if TARGET_ENDIAN_DEFAULT == MASK_LITTLE_ENDIAN ++#define MUSL_DYNAMIC_LINKER_E "%{mb:eb}" ++#else ++#define MUSL_DYNAMIC_LINKER_E "%{!ml:eb}" ++#endif ++ ++#if TARGET_CPU_DEFAULT & ( MASK_HARD_SH2A_DOUBLE | MASK_SH4 ) ++/* "-nofpu" if any nofpu option is specified */ ++#define MUSL_DYNAMIC_LINKER_FP \ ++ "%{m1|m2|m2a-nofpu|m3|m4-nofpu|m4-100-nofpu|m4-200-nofpu|m4-300-nofpu|" \ ++ "m4-340|m4-400|m4-500|m4al|m5-32media-nofpu|m5-64media-nofpu|" \ ++ "m5-compact-nofpu:-nofpu}" ++#else ++/* "-nofpu" if none of the hard fpu options are specified */ ++#define MUSL_DYNAMIC_LINKER_FP \ ++ "%{m2a|m4|m4-100|m4-200|m4-300|m4a|m5-32media|m5-64media|m5-compact:;:-nofpu}" ++#endif ++ ++#undef MUSL_DYNAMIC_LINKER ++#define MUSL_DYNAMIC_LINKER \ ++ "/lib/ld-musl-sh" MUSL_DYNAMIC_LINKER_E MUSL_DYNAMIC_LINKER_FP ".so.1" ++ + #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2" + + #undef SUBTARGET_LINK_EMUL_SUFFIX diff --git a/toolchain/gcc/patches/5.5.0/205-musl_x86.patch b/toolchain/gcc/patches/5.5.0/205-musl_x86.patch new file mode 100644 index 0000000000..8772328d64 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/205-musl_x86.patch @@ -0,0 +1,41 @@ +From: ktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Fri, 15 May 2015 13:20:01 +0000 (+0000) +Subject: [PATCH 9/13] x86 musl support +X-Git-Url: https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff_plain;h=5551c8d927c17f60837f15f8dfe46f945ba3fa9c + +[PATCH 9/13] x86 musl support + +On behalf of Szabolcs Nagy. + +2015-05-15 Gregor Richards <gregor.richards@uwaterloo.ca> + + * config/i386/linux.h (MUSL_DYNAMIC_LINKER): Define. + * config/i386/linux64.h (MUSL_DYNAMIC_LINKER32): Define. + (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERX32): Define. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@223218 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + +--- a/gcc/config/i386/linux.h ++++ b/gcc/config/i386/linux.h +@@ -21,3 +21,6 @@ along with GCC; see the file COPYING3. + + #define GNU_USER_LINK_EMULATION "elf_i386" + #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2" ++ ++#undef MUSL_DYNAMIC_LINKER ++#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-i386.so.1" +--- a/gcc/config/i386/linux64.h ++++ b/gcc/config/i386/linux64.h +@@ -30,3 +30,10 @@ see the files COPYING3 and COPYING.RUNTI + #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" ++ ++#undef MUSL_DYNAMIC_LINKER32 ++#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-i386.so.1" ++#undef MUSL_DYNAMIC_LINKER64 ++#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-x86_64.so.1" ++#undef MUSL_DYNAMIC_LINKERX32 ++#define MUSL_DYNAMIC_LINKERX32 "/lib/ld-musl-x32.so.1" diff --git a/toolchain/gcc/patches/5.5.0/206-musl_aarch64.patch b/toolchain/gcc/patches/5.5.0/206-musl_aarch64.patch new file mode 100644 index 0000000000..6925a026e7 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/206-musl_aarch64.patch @@ -0,0 +1,31 @@ +From: jgreenhalgh <jgreenhalgh@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Wed, 27 May 2015 16:46:39 +0000 (+0000) +Subject: [PATCH 3/13] aarch64 musl support +X-Git-Url: https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff_plain;h=b3ff21cf0531be91bc3fb8200296a7633090ec78 + +[PATCH 3/13] aarch64 musl support + +gcc/Changelog: + +2015-05-27 Gregor Richards <gregor.richards@uwaterloo.ca> + Szabolcs Nagy <szabolcs.nagy@arm.com> + + * config/aarch64/aarch64-linux.h (MUSL_DYNAMIC_LINKER): Define. + + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@223766 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + +--- a/gcc/config/aarch64/aarch64-linux.h ++++ b/gcc/config/aarch64/aarch64-linux.h +@@ -23,6 +23,9 @@ + + #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1" + ++#undef MUSL_DYNAMIC_LINKER ++#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1" ++ + #undef ASAN_CC1_SPEC + #define ASAN_CC1_SPEC "%{%:sanitize(address):-funwind-tables}" + diff --git a/toolchain/gcc/patches/5.5.0/207-musl_fixincludes.patch b/toolchain/gcc/patches/5.5.0/207-musl_fixincludes.patch new file mode 100644 index 0000000000..0ff33d39d8 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/207-musl_fixincludes.patch @@ -0,0 +1,30 @@ +From: ktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Wed, 22 Apr 2015 14:18:16 +0000 (+0000) +Subject: fixincludes update for musl support +X-Git-Url: https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff_plain;h=2dc727de2e87c2756a514cbb43cea23c99deaa3d + +fixincludes update for musl support + +On behalf of Szabolcs.Nagy@arm.com + +2015-04-22 Gregor Richards <gregor.richards@uwaterloo.ca> + + * mkfixinc.sh: Add *-musl* with no fixes. + + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@222327 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + +--- a/fixincludes/mkfixinc.sh ++++ b/fixincludes/mkfixinc.sh +@@ -19,7 +19,8 @@ case $machine in + 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" ) > ${target} diff --git a/toolchain/gcc/patches/5.5.0/209-musl_libstdc++.patch b/toolchain/gcc/patches/5.5.0/209-musl_libstdc++.patch new file mode 100644 index 0000000000..d2414d0232 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/209-musl_libstdc++.patch @@ -0,0 +1,72 @@ +From: ktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Wed, 22 Apr 2015 14:24:11 +0000 (+0000) +Subject: libstdc++, libgfortran gthr workaround for musl +X-Git-Url: https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff_plain;h=1e5f711c11cb80ce609db9e9c1d8b2da0f7b5b61 + +libstdc++, libgfortran gthr workaround for musl + +On behalf of szabolcs.nagy@arm.com + +[libstdc++-v3/] +2015-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com> + + * config/os/generic/os_defines.h (_GLIBCXX_GTHREAD_USE_WEAK): Define. + * configure.host (os_include_dir): Set to "os/generic" for linux-musl*. + +[libgfortran/] +2015-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com> + + * acinclude.m4 (GTHREAD_USE_WEAK): Define as 0 for *-*-musl*. + * configure: Regenerate. + + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@222329 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + +--- a/libgfortran/acinclude.m4 ++++ b/libgfortran/acinclude.m4 +@@ -100,7 +100,7 @@ void foo (void); + [Define to 1 if the target supports #pragma weak]) + fi + case "$host" in +- *-*-darwin* | *-*-hpux* | *-*-cygwin* | *-*-mingw* ) ++ *-*-darwin* | *-*-hpux* | *-*-cygwin* | *-*-mingw* | *-*-musl* ) + AC_DEFINE(GTHREAD_USE_WEAK, 0, + [Define to 0 if the target shouldn't use #pragma weak]) + ;; +--- a/libgfortran/configure ++++ b/libgfortran/configure +@@ -26456,7 +26456,7 @@ $as_echo "#define SUPPORTS_WEAK 1" >>con + + fi + case "$host" in +- *-*-darwin* | *-*-hpux* | *-*-cygwin* | *-*-mingw* ) ++ *-*-darwin* | *-*-hpux* | *-*-cygwin* | *-*-mingw* | *-*-musl* ) + + $as_echo "#define GTHREAD_USE_WEAK 0" >>confdefs.h + +--- a/libstdc++-v3/config/os/generic/os_defines.h ++++ b/libstdc++-v3/config/os/generic/os_defines.h +@@ -33,4 +33,9 @@ + // System-specific #define, typedefs, corrections, etc, go here. This + // file will come before all others. + ++// Disable the weak reference logic in gthr.h for os/generic because it ++// is broken on every platform unless there is implementation specific ++// workaround in gthr-posix.h and at link-time for static linking. ++#define _GLIBCXX_GTHREAD_USE_WEAK 0 ++ + #endif +--- a/libstdc++-v3/configure.host ++++ b/libstdc++-v3/configure.host +@@ -273,6 +273,9 @@ case "${host_os}" in + freebsd*) + os_include_dir="os/bsd/freebsd" + ;; ++ linux-musl*) ++ os_include_dir="os/generic" ++ ;; + gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu) + if [ "$uclibc" = "yes" ]; then + os_include_dir="os/uclibc" diff --git a/toolchain/gcc/patches/5.5.0/230-musl_libssp.patch b/toolchain/gcc/patches/5.5.0/230-musl_libssp.patch new file mode 100644 index 0000000000..30f42e9f7c --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/230-musl_libssp.patch @@ -0,0 +1,13 @@ +--- a/gcc/gcc.c ++++ b/gcc/gcc.c +@@ -727,7 +727,9 @@ proper position among the other output f + #endif + + #ifndef LINK_SSP_SPEC +-#ifdef TARGET_LIBC_PROVIDES_SSP ++#if DEFAULT_LIBC == LIBC_MUSL ++#define LINK_SSP_SPEC "-lssp_nonshared" ++#elif defined(TARGET_LIBC_PROVIDES_SSP) + #define LINK_SSP_SPEC "%{fstack-protector|fstack-protector-all" \ + "|fstack-protector-strong|fstack-protector-explicit:}" + #else diff --git a/toolchain/gcc/patches/5.5.0/240-musl-libitm-fixes.patch b/toolchain/gcc/patches/5.5.0/240-musl-libitm-fixes.patch new file mode 100644 index 0000000000..533cb68499 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/240-musl-libitm-fixes.patch @@ -0,0 +1,61 @@ +From: ktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Wed, 22 Apr 2015 14:11:25 +0000 (+0000) +Subject: libitm fixes for musl support +X-Git-Url: https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff_plain;h=e53a4d49c3d03ab8eaddb073cf972c1c46d75338 + +libitm fixes for musl support + +On behalf of Szabolcs.Nagy@arm.com + +2015-04-22 Gregor Richards <gregor.richards@uwaterloo.ca> + + * config/arm/hwcap.cc: Use fcntl.h instead of sys/fcntl.h. + * config/linux/x86/tls.h: Only use __GLIBC_PREREQ if defined. + + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@222325 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + +--- a/libitm/config/arm/hwcap.cc ++++ b/libitm/config/arm/hwcap.cc +@@ -40,7 +40,7 @@ int GTM_hwcap HIDDEN = 0 + + #ifdef __linux__ + #include <unistd.h> +-#include <sys/fcntl.h> ++#include <fcntl.h> + #include <elf.h> + + static void __attribute__((constructor)) +--- a/libitm/config/linux/x86/tls.h ++++ b/libitm/config/linux/x86/tls.h +@@ -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 @@ static inline void set_abi_disp(struct a + + } // namespace GTM + #endif /* >= GLIBC 2.10 */ ++#endif + + #endif // LIBITM_X86_TLS_H diff --git a/toolchain/gcc/patches/5.5.0/250-add-musl.patch b/toolchain/gcc/patches/5.5.0/250-add-musl.patch new file mode 100644 index 0000000000..8cbeddea33 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/250-add-musl.patch @@ -0,0 +1,120 @@ +From: ktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Fri, 8 May 2015 08:30:40 +0000 (+0000) +Subject: [PATCH 0/13] Add musl support to GCC +X-Git-Url: https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff_plain;h=f2d678afa5b8385d763b93772d73d6bf80a9739e + +[PATCH 0/13] Add musl support to GCC + +2015-05-08 Szabolcs Nagy <szabolcs.nagy@arm.com> + + * config/glibc-stdint.h (OPTION_MUSL): Define. + (INT_FAST16_TYPE, INT_FAST32_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE): + Change the definition based on OPTION_MUSL for 64 bit targets. + * config/linux.h (OPTION_MUSL): Redefine. + * config/alpha/linux.h (OPTION_MUSL): Redefine. + * config/rs6000/linux.h (OPTION_MUSL): Redefine. + * config/rs6000/linux64.h (OPTION_MUSL): Redefine. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@222905 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + +--- a/gcc/config/alpha/linux.h ++++ b/gcc/config/alpha/linux.h +@@ -61,10 +61,14 @@ along with GCC; see the file COPYING3. + #define OPTION_GLIBC (DEFAULT_LIBC == LIBC_GLIBC) + #define OPTION_UCLIBC (DEFAULT_LIBC == LIBC_UCLIBC) + #define OPTION_BIONIC (DEFAULT_LIBC == LIBC_BIONIC) ++#undef OPTION_MUSL ++#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) ++#undef OPTION_MUSL ++#define OPTION_MUSL (linux_libc == LIBC_MUSL) + #endif + + /* Determine what functions are present at the runtime; +--- a/gcc/config/glibc-stdint.h ++++ b/gcc/config/glibc-stdint.h +@@ -22,6 +22,12 @@ a copy of the GCC Runtime Library Except + see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + <http://www.gnu.org/licenses/>. */ + ++/* Systems using musl libc should use this header and make sure ++ OPTION_MUSL is defined correctly before using the TYPE macros. */ ++#ifndef OPTION_MUSL ++#define OPTION_MUSL 0 ++#endif ++ + #define SIG_ATOMIC_TYPE "int" + + #define INT8_TYPE "signed char" +@@ -43,12 +49,12 @@ see the files COPYING3 and COPYING.RUNTI + #define UINT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int") + + #define INT_FAST8_TYPE "signed char" +-#define INT_FAST16_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "int") +-#define INT_FAST32_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "int") ++#define INT_FAST16_TYPE (LONG_TYPE_SIZE == 64 && !OPTION_MUSL ? "long int" : "int") ++#define INT_FAST32_TYPE (LONG_TYPE_SIZE == 64 && !OPTION_MUSL ? "long int" : "int") + #define INT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int") + #define UINT_FAST8_TYPE "unsigned char" +-#define UINT_FAST16_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "unsigned int") +-#define UINT_FAST32_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "unsigned int") ++#define UINT_FAST16_TYPE (LONG_TYPE_SIZE == 64 && !OPTION_MUSL ? "long unsigned int" : "unsigned int") ++#define UINT_FAST32_TYPE (LONG_TYPE_SIZE == 64 && !OPTION_MUSL ? "long unsigned int" : "unsigned int") + #define UINT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int") + + #define INTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "int") +--- a/gcc/config/linux.h ++++ b/gcc/config/linux.h +@@ -32,11 +32,13 @@ see the files COPYING3 and COPYING.RUNTI + #define OPTION_GLIBC (DEFAULT_LIBC == LIBC_GLIBC) + #define OPTION_UCLIBC (DEFAULT_LIBC == LIBC_UCLIBC) + #define OPTION_BIONIC (DEFAULT_LIBC == LIBC_BIONIC) ++#undef OPTION_MUSL + #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) ++#undef OPTION_MUSL + #define OPTION_MUSL (linux_libc == LIBC_MUSL) + #endif + +--- a/gcc/config/rs6000/linux.h ++++ b/gcc/config/rs6000/linux.h +@@ -30,10 +30,14 @@ + #define OPTION_GLIBC (DEFAULT_LIBC == LIBC_GLIBC) + #define OPTION_UCLIBC (DEFAULT_LIBC == LIBC_UCLIBC) + #define OPTION_BIONIC (DEFAULT_LIBC == LIBC_BIONIC) ++#undef OPTION_MUSL ++#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) ++#undef OPTION_MUSL ++#define OPTION_MUSL (linux_libc == LIBC_MUSL) + #endif + + /* Determine what functions are present at the runtime; +--- a/gcc/config/rs6000/linux64.h ++++ b/gcc/config/rs6000/linux64.h +@@ -299,10 +299,14 @@ extern int dot_symbols; + #define OPTION_GLIBC (DEFAULT_LIBC == LIBC_GLIBC) + #define OPTION_UCLIBC (DEFAULT_LIBC == LIBC_UCLIBC) + #define OPTION_BIONIC (DEFAULT_LIBC == LIBC_BIONIC) ++#undef OPTION_MUSL ++#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) ++#undef OPTION_MUSL ++#define OPTION_MUSL (linux_libc == LIBC_MUSL) + #endif + + /* Determine what functions are present at the runtime; diff --git a/toolchain/gcc/patches/5.5.0/260-musl-add-unwind-fix.patch b/toolchain/gcc/patches/5.5.0/260-musl-add-unwind-fix.patch new file mode 100644 index 0000000000..a3b83e2074 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/260-musl-add-unwind-fix.patch @@ -0,0 +1,34 @@ +From: ktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Wed, 22 Apr 2015 14:20:01 +0000 (+0000) +Subject: unwind fix for musl +X-Git-Url: https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff_plain;h=a2e31d0681d8a47389b8a3552622fbd9827bcef4 + +unwind fix for musl + +On behalf of szabolcs.nagy@arm.com + +2015-04-22 Gregor Richards <gregor.richards@uwaterloo.ca> + Szabolcs Nagy <szabolcs.nagy@arm.com> + + * unwind-dw2-fde-dip.c (USE_PT_GNU_EH_FRAME): Define it on + Linux if target provides dl_iterate_phdr. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@222328 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + +--- a/libgcc/unwind-dw2-fde-dip.c ++++ b/libgcc/unwind-dw2-fde-dip.c +@@ -59,6 +59,12 @@ + + #if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ + && defined(TARGET_DL_ITERATE_PHDR) \ ++ && defined(__linux__) ++# define USE_PT_GNU_EH_FRAME ++#endif ++ ++#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ ++ && defined(TARGET_DL_ITERATE_PHDR) \ + && (defined(__DragonFly__) || defined(__FreeBSD__)) + # define ElfW __ElfN + # define USE_PT_GNU_EH_FRAME diff --git a/toolchain/gcc/patches/5.5.0/270-musl-add-powerpc-softfloat-fix.patch b/toolchain/gcc/patches/5.5.0/270-musl-add-powerpc-softfloat-fix.patch new file mode 100644 index 0000000000..bdebf6c01f --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/270-musl-add-powerpc-softfloat-fix.patch @@ -0,0 +1,24 @@ +--- a/gcc/config/rs6000/linux64.h ++++ b/gcc/config/rs6000/linux64.h +@@ -369,8 +369,8 @@ extern int dot_symbols; + #endif + #define UCLIBC_DYNAMIC_LINKER32 "/lib/ld-uClibc.so.0" + #define UCLIBC_DYNAMIC_LINKER64 "/lib/ld64-uClibc.so.0" +-#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-powerpc" MUSL_DYNAMIC_LINKER_E ".so.1" +-#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-powerpc64" MUSL_DYNAMIC_LINKER_E ".so.1" ++#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-powerpc" MUSL_DYNAMIC_LINKER_E "%{msoft-float:-sf}.so.1" ++#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-powerpc64" MUSL_DYNAMIC_LINKER_E "%{msoft-float:-sf}.so.1" + #if DEFAULT_LIBC == LIBC_UCLIBC + #define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}" + #elif DEFAULT_LIBC == LIBC_GLIBC +--- a/gcc/config/rs6000/sysv4.h ++++ b/gcc/config/rs6000/sysv4.h +@@ -765,7 +765,7 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEF + + #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" MUSL_DYNAMIC_LINKER_E ".so.1" ++#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-powerpc" MUSL_DYNAMIC_LINKER_E "%{msoft-float:-sf}.so.1" + #if DEFAULT_LIBC == LIBC_UCLIBC + #define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}" + #elif DEFAULT_LIBC == LIBC_MUSL diff --git a/toolchain/gcc/patches/5.5.0/280-musl-disable-ifunc-by-default.patch b/toolchain/gcc/patches/5.5.0/280-musl-disable-ifunc-by-default.patch new file mode 100644 index 0000000000..9a043eed3c --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/280-musl-disable-ifunc-by-default.patch @@ -0,0 +1,36 @@ +From 450fb05e2a7510d37744f044009f8237d902f65c Mon Sep 17 00:00:00 2001 +From: nsz <nsz@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Tue, 30 Aug 2016 10:26:22 +0000 +Subject: [PATCH] disable ifunc on *-musl by default + +gcc/ + * config.gcc (*-*-*musl*): Disable gnu-indirect-function. + + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@239859 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + gcc/ChangeLog | 4 ++++ + gcc/config.gcc | 4 ++-- + 2 files changed, 6 insertions(+), 2 deletions(-) + +--- a/gcc/config.gcc ++++ b/gcc/config.gcc +@@ -1455,7 +1455,7 @@ i[34567]86-*-linux* | i[34567]86-*-kfree + extra_options="${extra_options} linux-android.opt" + # Assume modern glibc if not targeting Android nor uclibc. + case ${target} in +- *-*-*android*|*-*-*uclibc*) ++ *-*-*android*|*-*-*uclibc*|*-*-*musl*) + ;; + *) + default_gnu_indirect_function=yes +@@ -1524,7 +1524,7 @@ x86_64-*-linux* | x86_64-*-kfreebsd*-gnu + extra_options="${extra_options} linux-android.opt" + # Assume modern glibc if not targeting Android nor uclibc. + case ${target} in +- *-*-*android*|*-*-*uclibc*) ++ *-*-*android*|*-*-*uclibc*|*-*-*musl*) + ;; + *) + default_gnu_indirect_function=yes diff --git a/toolchain/gcc/patches/5.5.0/300-mips_Os_cpu_rtx_cost_model.patch b/toolchain/gcc/patches/5.5.0/300-mips_Os_cpu_rtx_cost_model.patch new file mode 100644 index 0000000000..1743658ac6 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/300-mips_Os_cpu_rtx_cost_model.patch @@ -0,0 +1,14 @@ +Use the proper rtx cost model for the selected CPU, even when optimizing +for size. This generates better code. + +--- a/gcc/config/mips/mips.c ++++ b/gcc/config/mips/mips.c +@@ -17483,7 +17483,7 @@ mips_option_override (void) + flag_pcc_struct_return = 0; + + /* Decide which rtx_costs structure to use. */ +- if (optimize_size) ++ if (0 && optimize_size) + mips_cost = &mips_rtx_cost_optimize_size; + else + mips_cost = &mips_rtx_cost_data[mips_tune]; diff --git a/toolchain/gcc/patches/5.5.0/800-arm_v5te_no_ldrd_strd.patch b/toolchain/gcc/patches/5.5.0/800-arm_v5te_no_ldrd_strd.patch new file mode 100644 index 0000000000..0edeb13c75 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/800-arm_v5te_no_ldrd_strd.patch @@ -0,0 +1,11 @@ +--- a/gcc/config/arm/arm.h ++++ b/gcc/config/arm/arm.h +@@ -285,7 +285,7 @@ extern void (*arm_lang_output_object_att + /* Thumb-1 only. */ + #define TARGET_THUMB1_ONLY (TARGET_THUMB1 && !arm_arch_notm) + +-#define TARGET_LDRD (arm_arch5e && ARM_DOUBLEWORD_ALIGN \ ++#define TARGET_LDRD (arm_arch6 && ARM_DOUBLEWORD_ALIGN \ + && !TARGET_THUMB1) + + #define TARGET_CRC32 (arm_arch_crc) diff --git a/toolchain/gcc/patches/5.5.0/810-arm-softfloat-libgcc.patch b/toolchain/gcc/patches/5.5.0/810-arm-softfloat-libgcc.patch new file mode 100644 index 0000000000..1d06f5b2ec --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/810-arm-softfloat-libgcc.patch @@ -0,0 +1,25 @@ +--- a/libgcc/config/arm/t-linux ++++ b/libgcc/config/arm/t-linux +@@ -1,6 +1,10 @@ + LIB1ASMSRC = arm/lib1funcs.S + LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_lnx _clzsi2 _clzdi2 \ +- _ctzsi2 _arm_addsubdf3 _arm_addsubsf3 ++ _ctzsi2 _arm_addsubdf3 _arm_addsubsf3 \ ++ _arm_negdf2 _arm_muldivdf3 _arm_cmpdf2 _arm_unorddf2 \ ++ _arm_fixdfsi _arm_fixunsdfsi _arm_truncdfsf2 \ ++ _arm_negsf2 _arm_muldivsf3 _arm_cmpsf2 _arm_unordsf2 \ ++ _arm_fixsfsi _arm_fixunssfsi + + # Just for these, we omit the frame pointer since it makes such a big + # difference. +--- a/gcc/config/arm/linux-elf.h ++++ b/gcc/config/arm/linux-elf.h +@@ -60,8 +60,6 @@ + %{shared:-lc} \ + %{!shared:%{profile:-lc_p}%{!profile:-lc}}" + +-#define LIBGCC_SPEC "%{mfloat-abi=soft*:-lfloat} -lgcc" +- + #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2" + + #define LINUX_TARGET_LINK_SPEC "%{h*} \ diff --git a/toolchain/gcc/patches/5.5.0/820-libgcc_pic.patch b/toolchain/gcc/patches/5.5.0/820-libgcc_pic.patch new file mode 100644 index 0000000000..42bf0c8ccc --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/820-libgcc_pic.patch @@ -0,0 +1,36 @@ +--- a/libgcc/Makefile.in ++++ b/libgcc/Makefile.in +@@ -887,11 +887,12 @@ $(libgcov-driver-objects): %$(objext): $ + + # Static libraries. + libgcc.a: $(libgcc-objects) ++libgcc_pic.a: $(libgcc-s-objects) + libgcov.a: $(libgcov-objects) + libunwind.a: $(libunwind-objects) + libgcc_eh.a: $(libgcc-eh-objects) + +-libgcc.a libgcov.a libunwind.a libgcc_eh.a: ++libgcc.a libgcov.a libunwind.a libgcc_eh.a libgcc_pic.a: + -rm -f $@ + + objects="$(objects)"; \ +@@ -913,7 +914,7 @@ libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_E + endif + + ifeq ($(enable_shared),yes) +-all: libgcc_eh.a libgcc_s$(SHLIB_EXT) ++all: libgcc_eh.a libgcc_pic.a libgcc_s$(SHLIB_EXT) + ifneq ($(LIBUNWIND),) + all: libunwind$(SHLIB_EXT) + endif +@@ -1108,6 +1109,10 @@ install-shared: + chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a + $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a + ++ $(INSTALL_DATA) libgcc_pic.a $(mapfile) $(DESTDIR)$(inst_libdir)/ ++ chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_pic.a ++ $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_pic.a ++ + $(subst @multilib_dir@,$(MULTIDIR),$(subst \ + @shlib_base_name@,libgcc_s,$(subst \ + @shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL)))) diff --git a/toolchain/gcc/patches/5.5.0/830-arm_unbreak_armv4t.patch b/toolchain/gcc/patches/5.5.0/830-arm_unbreak_armv4t.patch new file mode 100644 index 0000000000..37f8f2a54d --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/830-arm_unbreak_armv4t.patch @@ -0,0 +1,13 @@ +http://sourceware.org/ml/crossgcc/2008-05/msg00009.html + +--- a/gcc/config/arm/linux-eabi.h ++++ b/gcc/config/arm/linux-eabi.h +@@ -45,7 +45,7 @@ + The ARM10TDMI core is the default for armv5t, so set + SUBTARGET_CPU_DEFAULT to achieve this. */ + #undef SUBTARGET_CPU_DEFAULT +-#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm10tdmi ++#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm9tdmi + + /* TARGET_BIG_ENDIAN_DEFAULT is set in + config.gcc for big endian configurations. */ diff --git a/toolchain/gcc/patches/5.5.0/840-armv4_pass_fix-v4bx_to_ld.patch b/toolchain/gcc/patches/5.5.0/840-armv4_pass_fix-v4bx_to_ld.patch new file mode 100644 index 0000000000..cb1fb98235 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/840-armv4_pass_fix-v4bx_to_ld.patch @@ -0,0 +1,19 @@ +--- a/gcc/config/arm/linux-eabi.h ++++ b/gcc/config/arm/linux-eabi.h +@@ -94,10 +94,15 @@ + #define MUSL_DYNAMIC_LINKER \ + "/lib/ld-musl-arm" MUSL_DYNAMIC_LINKER_E "%{mfloat-abi=hard:hf}.so.1" + ++/* For armv4 we pass --fix-v4bx to linker to support EABI */ ++#undef TARGET_FIX_V4BX_SPEC ++#define TARGET_FIX_V4BX_SPEC " %{mcpu=arm8|mcpu=arm810|mcpu=strongarm*"\ ++ "|march=armv4|mcpu=fa526|mcpu=fa626:--fix-v4bx}" ++ + /* 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 +-#define LINK_SPEC EABI_LINK_SPEC \ ++#define LINK_SPEC EABI_LINK_SPEC TARGET_FIX_V4BX_SPEC \ + LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC, \ + LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC) + diff --git a/toolchain/gcc/patches/5.5.0/850-use_shared_libgcc.patch b/toolchain/gcc/patches/5.5.0/850-use_shared_libgcc.patch new file mode 100644 index 0000000000..5818cf4da0 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/850-use_shared_libgcc.patch @@ -0,0 +1,47 @@ +--- a/gcc/config/arm/linux-eabi.h ++++ b/gcc/config/arm/linux-eabi.h +@@ -131,10 +131,6 @@ + #define ENDFILE_SPEC \ + LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC) + +-/* Use the default LIBGCC_SPEC, not the version in linux-elf.h, as we +- do not use -lfloat. */ +-#undef LIBGCC_SPEC +- + /* Clear the instruction cache from `beg' to `end'. This is + implemented in lib1funcs.S, so ensure an error if this definition + is used. */ +--- a/gcc/config/linux.h ++++ b/gcc/config/linux.h +@@ -53,6 +53,10 @@ see the files COPYING3 and COPYING.RUNTI + builtin_assert ("system=posix"); \ + } while (0) + ++#ifndef LIBGCC_SPEC ++#define LIBGCC_SPEC "%{static|static-libgcc:-lgcc}%{!static:%{!static-libgcc:-lgcc_s}}" ++#endif ++ + /* Determine which dynamic linker to use depending on whether GLIBC or + uClibc or Bionic or musl is the default C library and whether + -muclibc or -mglibc or -mbionic or -mmusl has been passed to change +--- a/libgcc/mkmap-symver.awk ++++ b/libgcc/mkmap-symver.awk +@@ -132,5 +132,5 @@ function output(lib) { + else if (inherit[lib]) + printf("} %s;\n", inherit[lib]); + else +- printf ("\n local:\n\t*;\n};\n"); ++ printf ("\n\t*;\n};\n"); + } +--- a/gcc/config/rs6000/linux.h ++++ b/gcc/config/rs6000/linux.h +@@ -60,6 +60,9 @@ + #undef CPP_OS_DEFAULT_SPEC + #define CPP_OS_DEFAULT_SPEC "%(cpp_os_linux)" + ++#undef LIBGCC_SPEC ++#define LIBGCC_SPEC "%{!static:%{!static-libgcc:-lgcc_s}} -lgcc" ++ + #undef LINK_SHLIB_SPEC + #define LINK_SHLIB_SPEC "%{shared:-shared} %{!shared: %{static:-static}}" + diff --git a/toolchain/gcc/patches/5.5.0/851-libgcc_no_compat.patch b/toolchain/gcc/patches/5.5.0/851-libgcc_no_compat.patch new file mode 100644 index 0000000000..80c3476841 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/851-libgcc_no_compat.patch @@ -0,0 +1,12 @@ +--- a/libgcc/config/t-libunwind ++++ b/libgcc/config/t-libunwind +@@ -2,8 +2,7 @@ + + HOST_LIBGCC2_CFLAGS += -DUSE_GAS_SYMVER + +-LIB2ADDEH = $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c \ +- $(srcdir)/unwind-compat.c $(srcdir)/unwind-dw2-fde-compat.c ++LIB2ADDEH = $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c + LIB2ADDEHSTATIC = $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c + + # Override the default value from t-slibgcc-elf-ver and mention -lunwind diff --git a/toolchain/gcc/patches/5.5.0/870-ppc_no_crtsavres.patch b/toolchain/gcc/patches/5.5.0/870-ppc_no_crtsavres.patch new file mode 100644 index 0000000000..d06673efc2 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/870-ppc_no_crtsavres.patch @@ -0,0 +1,11 @@ +--- a/gcc/config/rs6000/rs6000.c ++++ b/gcc/config/rs6000/rs6000.c +@@ -21528,7 +21528,7 @@ rs6000_savres_strategy (rs6000_stack_t * + /* Define cutoff for using out-of-line functions to save registers. */ + if (DEFAULT_ABI == ABI_V4 || TARGET_ELF) + { +- if (!optimize_size) ++ if (1) + { + strategy |= SAVE_INLINE_FPRS | REST_INLINE_FPRS; + strategy |= SAVE_INLINE_GPRS | REST_INLINE_GPRS; diff --git a/toolchain/gcc/patches/5.5.0/880-no_java_section.patch b/toolchain/gcc/patches/5.5.0/880-no_java_section.patch new file mode 100644 index 0000000000..def6c9f4a0 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/880-no_java_section.patch @@ -0,0 +1,11 @@ +--- a/gcc/defaults.h ++++ b/gcc/defaults.h +@@ -380,7 +380,7 @@ see the files COPYING3 and COPYING.RUNTI + /* If we have named section and we support weak symbols, then use the + .jcr section for recording java classes which need to be registered + at program start-up time. */ +-#if defined (TARGET_ASM_NAMED_SECTION) && SUPPORTS_WEAK ++#if 0 && defined (TARGET_ASM_NAMED_SECTION) && SUPPORTS_WEAK + #ifndef JCR_SECTION_NAME + #define JCR_SECTION_NAME ".jcr" + #endif diff --git a/toolchain/gcc/patches/5.5.0/881-no_tm_section.patch b/toolchain/gcc/patches/5.5.0/881-no_tm_section.patch new file mode 100644 index 0000000000..fab5db3be5 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/881-no_tm_section.patch @@ -0,0 +1,11 @@ +--- a/libgcc/crtstuff.c ++++ b/libgcc/crtstuff.c +@@ -152,7 +152,7 @@ call_ ## FUNC (void) \ + #endif + + #if !defined(USE_TM_CLONE_REGISTRY) && defined(OBJECT_FORMAT_ELF) +-# define USE_TM_CLONE_REGISTRY 1 ++# define USE_TM_CLONE_REGISTRY 0 + #endif + + /* We do not want to add the weak attribute to the declarations of these diff --git a/toolchain/gcc/patches/5.5.0/900-bad-mips16-crt.patch b/toolchain/gcc/patches/5.5.0/900-bad-mips16-crt.patch new file mode 100644 index 0000000000..dd6e9dc889 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/900-bad-mips16-crt.patch @@ -0,0 +1,9 @@ +--- a/libgcc/config/mips/t-mips16 ++++ b/libgcc/config/mips/t-mips16 +@@ -43,3 +43,6 @@ SYNC_CFLAGS = -mno-mips16 + + # Version these symbols if building libgcc.so. + SHLIB_MAPFILES += $(srcdir)/config/mips/libgcc-mips16.ver ++ ++CRTSTUFF_T_CFLAGS += -mno-mips16 ++CRTSTUFF_T_CFLAGS_S += -mno-mips16 diff --git a/toolchain/gcc/patches/5.5.0/910-mbsd_multi.patch b/toolchain/gcc/patches/5.5.0/910-mbsd_multi.patch new file mode 100644 index 0000000000..88905f6f2f --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/910-mbsd_multi.patch @@ -0,0 +1,222 @@ + + This patch brings over a few features from MirBSD: + * -fhonour-copts + If this option is not given, it's warned (depending + on environment variables). This is to catch errors + of misbuilt packages which override CFLAGS themselves. + * -Werror-maybe-reset + Has the effect of -Wno-error if GCC_NO_WERROR is + set and not '0', a no-operation otherwise. This is + to be able to use -Werror in "make" but prevent + GNU autoconf generated configure scripts from + freaking out. + + This patch was authored by Thorsten Glaser <tg at mirbsd.de> + with copyright assignment to the FSF in effect. + +--- a/gcc/c-family/c-opts.c ++++ b/gcc/c-family/c-opts.c +@@ -122,6 +122,9 @@ static int class_dump_flags; + /* Whether any standard preincluded header has been preincluded. */ + static bool done_preinclude; + ++/* Check if a port honours COPTS. */ ++static int honour_copts = 0; ++ + static void handle_OPT_d (const char *); + static void set_std_cxx98 (int); + static void set_std_cxx11 (int); +@@ -449,6 +452,12 @@ c_common_handle_option (size_t scode, co + flag_no_builtin = !value; + break; + ++ case OPT_fhonour_copts: ++ if (c_language == clk_c) { ++ honour_copts++; ++ } ++ break; ++ + case OPT_fconstant_string_class_: + constant_string_class_name = arg; + break; +@@ -1039,6 +1048,47 @@ c_common_init (void) + return false; + } + ++ if (c_language == clk_c) { ++ char *ev = getenv ("GCC_HONOUR_COPTS"); ++ int evv; ++ if (ev == NULL) ++ evv = -1; ++ else if ((*ev == '0') || (*ev == '\0')) ++ evv = 0; ++ else if (*ev == '1') ++ evv = 1; ++ else if (*ev == '2') ++ evv = 2; ++ else if (*ev == 's') ++ evv = -1; ++ else { ++ warning (0, "unknown GCC_HONOUR_COPTS value, assuming 1"); ++ evv = 1; /* maybe depend this on something like MIRBSD_NATIVE? */ ++ } ++ if (evv == 1) { ++ if (honour_copts == 0) { ++ error ("someone does not honour COPTS at all in lenient mode"); ++ return false; ++ } else if (honour_copts != 1) { ++ warning (0, "someone does not honour COPTS correctly, passed %d times", ++ honour_copts); ++ } ++ } else if (evv == 2) { ++ if (honour_copts == 0) { ++ error ("someone does not honour COPTS at all in strict mode"); ++ return false; ++ } else if (honour_copts != 1) { ++ error ("someone does not honour COPTS correctly, passed %d times", ++ honour_copts); ++ return false; ++ } ++ } else if (evv == 0) { ++ if (honour_copts != 1) ++ inform (0, "someone does not honour COPTS correctly, passed %d times", ++ honour_copts); ++ } ++ } ++ + return true; + } + +--- a/gcc/c-family/c.opt ++++ b/gcc/c-family/c.opt +@@ -431,6 +431,10 @@ Wfloat-conversion + C ObjC C++ ObjC++ Var(warn_float_conversion) LangEnabledBy(C ObjC C++ ObjC++,Wconversion) + Warn for implicit type conversions that cause loss of floating point precision + ++Werror-maybe-reset ++C ObjC C++ ObjC++ ++; Documented in common.opt ++ + Wfloat-equal + C ObjC C++ ObjC++ Var(warn_float_equal) Warning + Warn if testing floating point numbers for equality +@@ -1161,6 +1165,9 @@ C++ ObjC++ Optimization Alias(fexception + fhonor-std + C++ ObjC++ Ignore Warn(switch %qs is no longer supported) + ++fhonour-copts ++C ObjC C++ ObjC++ RejectNegative ++ + fhosted + C ObjC + Assume normal C execution environment +--- a/gcc/common.opt ++++ b/gcc/common.opt +@@ -561,6 +561,10 @@ Werror= + Common Joined + Treat specified warning as error + ++Werror-maybe-reset ++Common ++If environment variable GCC_NO_WERROR is set, act as -Wno-error ++ + Wextra + Common Var(extra_warnings) Warning + Print extra (possibly unwanted) warnings +@@ -1360,6 +1364,9 @@ fguess-branch-probability + Common Report Var(flag_guess_branch_prob) Optimization + Enable guessing of branch probabilities + ++fhonour-copts ++Common RejectNegative ++ + ; Nonzero means ignore `#ident' directives. 0 means handle them. + ; Generate position-independent code for executables if possible + ; On SVR4 targets, it also controls whether or not to emit a +--- a/gcc/opts.c ++++ b/gcc/opts.c +@@ -1699,6 +1699,17 @@ common_handle_option (struct gcc_options + opts, opts_set, loc, dc); + break; + ++ case OPT_Werror_maybe_reset: ++ { ++ char *ev = getenv ("GCC_NO_WERROR"); ++ if ((ev != NULL) && (*ev != '0')) ++ warnings_are_errors = 0; ++ } ++ break; ++ ++ case OPT_fhonour_copts: ++ break; ++ + case OPT_Wlarger_than_: + opts->x_larger_than_size = value; + opts->x_warn_larger_than = value != -1; +--- a/gcc/doc/cppopts.texi ++++ b/gcc/doc/cppopts.texi +@@ -163,6 +163,11 @@ in older programs. This warning is on b + Make all warnings into hard errors. Source code which triggers warnings + will be rejected. + ++@item -Werror-maybe-reset ++@opindex Werror-maybe-reset ++Act like @samp{-Wno-error} if the @env{GCC_NO_WERROR} environment ++variable is set to anything other than 0 or empty. ++ + @item -Wsystem-headers + @opindex Wsystem-headers + Issue warnings for code in system headers. These are normally unhelpful +--- a/gcc/doc/invoke.texi ++++ b/gcc/doc/invoke.texi +@@ -251,7 +251,7 @@ Objective-C and Objective-C++ Dialects}. + -Wdisabled-optimization @gol + -Wno-discarded-qualifiers -Wno-discarded-array-qualifiers @gol + -Wno-div-by-zero -Wdouble-promotion -Wempty-body -Wenum-compare @gol +--Wno-endif-labels -Werror -Werror=* @gol ++-Wno-endif-labels -Werror -Werror=* -Werror-maybe-reset @gol + -Wfatal-errors -Wfloat-equal -Wformat -Wformat=2 @gol + -Wno-format-contains-nul -Wno-format-extra-args -Wformat-nonliteral @gol + -Wformat-security -Wformat-signedness -Wformat-y2k @gol +@@ -5388,6 +5388,22 @@ This option is only supported for C and + @option{-Wall} and by @option{-Wpedantic}, which can be disabled with + @option{-Wno-pointer-sign}. + ++@item -Werror-maybe-reset ++@opindex Werror-maybe-reset ++Act like @samp{-Wno-error} if the @env{GCC_NO_WERROR} environment ++variable is set to anything other than 0 or empty. ++ ++@item -fhonour-copts ++@opindex fhonour-copts ++If @env{GCC_HONOUR_COPTS} is set to 1, abort if this option is not ++given at least once, and warn if it is given more than once. ++If @env{GCC_HONOUR_COPTS} is set to 2, abort if this option is not ++given exactly once. ++If @env{GCC_HONOUR_COPTS} is set to 0 or unset, warn if this option ++is not given exactly once. ++The warning is quelled if @env{GCC_HONOUR_COPTS} is set to @samp{s}. ++This flag and environment variable only affect the C language. ++ + @item -Wstack-protector + @opindex Wstack-protector + @opindex Wno-stack-protector +@@ -7866,7 +7882,7 @@ so, the first branch is redirected to ei + second branch or a point immediately following it, depending on whether + the condition is known to be true or false. + +-Enabled at levels @option{-O2}, @option{-O3}, @option{-Os}. ++Enabled at levels @option{-O3}. + + @item -fsplit-wide-types + @opindex fsplit-wide-types +--- a/gcc/java/jvspec.c ++++ b/gcc/java/jvspec.c +@@ -629,6 +629,7 @@ lang_specific_pre_link (void) + class name. Append dummy `.c' that can be stripped by set_input so %b + is correct. */ + set_input (concat (main_class_name, "main.c", NULL)); ++ putenv ("GCC_HONOUR_COPTS=s"); /* XXX hack! */ + err = do_spec (jvgenmain_spec); + if (err == 0) + { diff --git a/toolchain/gcc/patches/5.5.0/920-specs_nonfatal_getenv.patch b/toolchain/gcc/patches/5.5.0/920-specs_nonfatal_getenv.patch new file mode 100644 index 0000000000..4c705ad86b --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/920-specs_nonfatal_getenv.patch @@ -0,0 +1,15 @@ +--- a/gcc/gcc.c ++++ b/gcc/gcc.c +@@ -8828,8 +8828,10 @@ getenv_spec_function (int argc, const ch + + value = getenv (argv[0]); + if (!value) +- fatal_error (input_location, +- "environment variable %qs not defined", argv[0]); ++ { ++ warning (input_location, "environment variable %qs not defined", argv[0]); ++ value = ""; ++ } + + /* We have to escape every character of the environment variable so + they are not interpreted as active spec characters. A diff --git a/toolchain/gcc/patches/5.5.0/930-fix-mips-noexecstack.patch b/toolchain/gcc/patches/5.5.0/930-fix-mips-noexecstack.patch new file mode 100644 index 0000000000..c05844d2e4 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/930-fix-mips-noexecstack.patch @@ -0,0 +1,111 @@ +From da45b3fde60095756f5f6030f6012c23a3d34429 Mon Sep 17 00:00:00 2001 +From: Andrew McDonnell <bugs@andrewmcdonnell.net> +Date: Fri, 3 Oct 2014 19:09:00 +0930 +Subject: Add .note.GNU-stack section + +See http://lists.busybox.net/pipermail/uclibc/2014-October/048671.html +Below copied from https://gcc.gnu.org/ml/gcc-patches/2014-09/msg02430.html + +Re: [Patch, MIPS] Add .note.GNU-stack section + + From: Steve Ellcey <sellcey at mips dot com> + +On Wed, 2014-09-10 at 10:15 -0700, Eric Christopher wrote: +> +> +> On Wed, Sep 10, 2014 at 9:27 AM, <pinskia@gmail.com> wrote: + +> This works except you did not update the assembly files in +> libgcc or glibc. We (Cavium) have the same patch in our tree +> for a few released versions. + +> Mind just checking yours in then Andrew? + +> Thanks! +> -eric + +I talked to Andrew about what files he changed in GCC and created and +tested this new patch. Andrew also mentioned changing some assembly +files in glibc but I don't see any use of '.section .note.GNU-stack' in +any assembly files in glibc (for any platform) so I wasn't planning on +creating a glibc to add them to mips glibc assembly language files. + +OK to check in this patch? + +Steve Ellcey +sellcey@mips.com + + + +2014-09-26 Steve Ellcey <sellcey@mips.com> +--- + gcc/config/mips/mips.c | 3 +++ + libgcc/config/mips/crti.S | 4 ++++ + libgcc/config/mips/crtn.S | 3 +++ + libgcc/config/mips/mips16.S | 4 ++++ + libgcc/config/mips/vr4120-div.S | 4 ++++ + 5 files changed, 18 insertions(+) + +--- a/gcc/config/mips/mips.c ++++ b/gcc/config/mips/mips.c +@@ -19629,6 +19629,9 @@ mips_lra_p (void) + #undef TARGET_LRA_P + #define TARGET_LRA_P mips_lra_p + ++#undef TARGET_ASM_FILE_END ++#define TARGET_ASM_FILE_END file_end_indicate_exec_stack ++ + struct gcc_target targetm = TARGET_INITIALIZER; + + #include "gt-mips.h" +--- a/libgcc/config/mips/crti.S ++++ b/libgcc/config/mips/crti.S +@@ -21,6 +21,10 @@ a copy of the GCC Runtime Library Except + see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + <http://www.gnu.org/licenses/>. */ + ++ ++/* An executable stack is *not* required for these functions. */ ++ .section .note.GNU-stack,"",%progbits ++ + /* 4 slots for argument spill area. 1 for cpreturn, 1 for stack. + Return spill offset of 40 and 20. Aligned to 16 bytes for n32. */ + +--- a/libgcc/config/mips/crtn.S ++++ b/libgcc/config/mips/crtn.S +@@ -21,6 +21,9 @@ a copy of the GCC Runtime Library Except + see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + <http://www.gnu.org/licenses/>. */ + ++/* An executable stack is *not* required for these functions. */ ++ .section .note.GNU-stack,"",%progbits ++ + /* 4 slots for argument spill area. 1 for cpreturn, 1 for stack. + Return spill offset of 40 and 20. Aligned to 16 bytes for n32. */ + +--- a/libgcc/config/mips/mips16.S ++++ b/libgcc/config/mips/mips16.S +@@ -48,6 +48,10 @@ see the files COPYING3 and COPYING.RUNTI + values using the soft-float calling convention, but do the actual + operation using the hard floating point instructions. */ + ++/* An executable stack is *not* required for these functions. */ ++ .section .note.GNU-stack,"",%progbits ++ .previous ++ + #if defined _MIPS_SIM && (_MIPS_SIM == _ABIO32 || _MIPS_SIM == _ABIO64) + + /* This file contains 32-bit assembly code. */ +--- a/libgcc/config/mips/vr4120-div.S ++++ b/libgcc/config/mips/vr4120-div.S +@@ -26,6 +26,10 @@ see the files COPYING3 and COPYING.RUNTI + -mfix-vr4120. div and ddiv do not give the correct result when one + of the operands is negative. */ + ++/* An executable stack is *not* required for these functions. */ ++ .section .note.GNU-stack,"",%progbits ++ .previous ++ + .set nomips16 + + #define DIV \ diff --git a/toolchain/gcc/patches/5.5.0/931-fix-MIPS-softfloat-build-issue.patch b/toolchain/gcc/patches/5.5.0/931-fix-MIPS-softfloat-build-issue.patch new file mode 100644 index 0000000000..9ac0939eb0 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/931-fix-MIPS-softfloat-build-issue.patch @@ -0,0 +1,167 @@ +From 2b46f9187b6f994fc450628a7cd97fc703dd23e0 Mon Sep 17 00:00:00 2001 +From: BangLang Huang <banglang.huang@foxmail.com> +Date: Wed, 9 Nov 2016 10:36:49 +0800 +Subject: [PATCH] fix MIPS softfloat build issue + + This patch is backport from github/libffi #272 + +Signed-off-by: BangLang Huang <banglang.huang@foxmail.com> +--- + libffi/src/mips/n32.S | 17 +++++++++++++++++ + libffi/src/mips/o32.S | 17 +++++++++++++++++ + 2 files changed, 34 insertions(+) + +--- a/libffi/src/mips/n32.S ++++ b/libffi/src/mips/n32.S +@@ -107,6 +107,16 @@ loadregs: + + REG_L t6, 3*FFI_SIZEOF_ARG($fp) # load the flags word into t6. + ++#ifdef __mips_soft_float ++ REG_L a0, 0*FFI_SIZEOF_ARG(t9) ++ REG_L a1, 1*FFI_SIZEOF_ARG(t9) ++ REG_L a2, 2*FFI_SIZEOF_ARG(t9) ++ REG_L a3, 3*FFI_SIZEOF_ARG(t9) ++ REG_L a4, 4*FFI_SIZEOF_ARG(t9) ++ REG_L a5, 5*FFI_SIZEOF_ARG(t9) ++ REG_L a6, 6*FFI_SIZEOF_ARG(t9) ++ REG_L a7, 7*FFI_SIZEOF_ARG(t9) ++#else + and t4, t6, ((1<<FFI_FLAG_BITS)-1) + REG_L a0, 0*FFI_SIZEOF_ARG(t9) + beqz t4, arg1_next +@@ -193,6 +203,7 @@ arg7_next: + arg8_doublep: + l.d $f19, 7*FFI_SIZEOF_ARG(t9) + arg8_next: ++#endif + + callit: + # Load the function pointer +@@ -214,6 +225,7 @@ retint: + b epilogue + + retfloat: ++#ifndef __mips_soft_float + bne t6, FFI_TYPE_FLOAT, retdouble + jal t9 + REG_L t4, 4*FFI_SIZEOF_ARG($fp) +@@ -272,6 +284,7 @@ retstruct_f_d: + s.s $f0, 0(t4) + s.d $f2, 8(t4) + b epilogue ++#endif + + retstruct_d_soft: + bne t6, FFI_TYPE_STRUCT_D_SOFT, retstruct_f_soft +@@ -429,6 +442,7 @@ ffi_closure_N32: + REG_S a6, A6_OFF2($sp) + REG_S a7, A7_OFF2($sp) + ++#ifndef __mips_soft_float + # Store all possible float/double registers. + s.d $f12, F12_OFF2($sp) + s.d $f13, F13_OFF2($sp) +@@ -438,6 +452,7 @@ ffi_closure_N32: + s.d $f17, F17_OFF2($sp) + s.d $f18, F18_OFF2($sp) + s.d $f19, F19_OFF2($sp) ++#endif + + # Call ffi_closure_mips_inner_N32 to do the real work. + LA t9, ffi_closure_mips_inner_N32 +@@ -458,6 +473,7 @@ cls_retint: + b cls_epilogue + + cls_retfloat: ++#ifndef __mips_soft_float + bne v0, FFI_TYPE_FLOAT, cls_retdouble + l.s $f0, V0_OFF2($sp) + b cls_epilogue +@@ -500,6 +516,7 @@ cls_retstruct_f_d: + l.s $f0, V0_OFF2($sp) + l.d $f2, V1_OFF2($sp) + b cls_epilogue ++#endif + + cls_retstruct_small2: + REG_L v0, V0_OFF2($sp) +--- a/libffi/src/mips/o32.S ++++ b/libffi/src/mips/o32.S +@@ -82,13 +82,16 @@ sixteen: + + ADDU $sp, 4 * FFI_SIZEOF_ARG # adjust $sp to new args + ++#ifndef __mips_soft_float + bnez t0, pass_d # make it quick for int ++#endif + REG_L a0, 0*FFI_SIZEOF_ARG($sp) # just go ahead and load the + REG_L a1, 1*FFI_SIZEOF_ARG($sp) # four regs. + REG_L a2, 2*FFI_SIZEOF_ARG($sp) + REG_L a3, 3*FFI_SIZEOF_ARG($sp) + b call_it + ++#ifndef __mips_soft_float + pass_d: + bne t0, FFI_ARGS_D, pass_f + l.d $f12, 0*FFI_SIZEOF_ARG($sp) # load $fp regs from args +@@ -130,6 +133,7 @@ pass_f_d: + # bne t0, FFI_ARGS_F_D, call_it + l.s $f12, 0*FFI_SIZEOF_ARG($sp) # load $fp regs from args + l.d $f14, 2*FFI_SIZEOF_ARG($sp) # passing double and float ++#endif + + call_it: + # Load the function pointer +@@ -158,14 +162,23 @@ retfloat: + bne t2, FFI_TYPE_FLOAT, retdouble + jalr t9 + REG_L t0, SIZEOF_FRAME + 4*FFI_SIZEOF_ARG($fp) ++#ifndef __mips_soft_float + s.s $f0, 0(t0) ++#else ++ REG_S v0, 0(t0) ++#endif + b epilogue + + retdouble: + bne t2, FFI_TYPE_DOUBLE, noretval + jalr t9 + REG_L t0, SIZEOF_FRAME + 4*FFI_SIZEOF_ARG($fp) ++#ifndef __mips_soft_float + s.d $f0, 0(t0) ++#else ++ REG_S v1, 4(t0) ++ REG_S v0, 0(t0) ++#endif + b epilogue + + noretval: +@@ -261,9 +274,11 @@ $LCFI7: + li $13, 1 # FFI_O32 + bne $16, $13, 1f # Skip fp save if FFI_O32_SOFT_FLOAT + ++#ifndef __mips_soft_float + # Store all possible float/double registers. + s.d $f12, FA_0_0_OFF2($fp) + s.d $f14, FA_1_0_OFF2($fp) ++#endif + 1: + # Call ffi_closure_mips_inner_O32 to do the work. + la t9, ffi_closure_mips_inner_O32 +@@ -281,6 +296,7 @@ $LCFI7: + li $13, 1 # FFI_O32 + bne $16, $13, 1f # Skip fp restore if FFI_O32_SOFT_FLOAT + ++#ifndef __mips_soft_float + li $9, FFI_TYPE_FLOAT + l.s $f0, V0_OFF2($fp) + beq $8, $9, closure_done +@@ -288,6 +304,7 @@ $LCFI7: + li $9, FFI_TYPE_DOUBLE + l.d $f0, V0_OFF2($fp) + beq $8, $9, closure_done ++#endif + 1: + REG_L $3, V1_OFF2($fp) + REG_L $2, V0_OFF2($fp) diff --git a/toolchain/gcc/patches/5.5.0/940-no-clobber-stamp-bits.patch b/toolchain/gcc/patches/5.5.0/940-no-clobber-stamp-bits.patch new file mode 100644 index 0000000000..21463a3055 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/940-no-clobber-stamp-bits.patch @@ -0,0 +1,11 @@ +--- a/libstdc++-v3/include/Makefile.in ++++ b/libstdc++-v3/include/Makefile.in +@@ -1422,7 +1422,7 @@ stamp-bits: ${bits_headers} + @$(STAMP) stamp-bits + + stamp-bits-sup: stamp-bits ${bits_sup_headers} +- @-cd ${bits_builddir} && $(LN_S) $? . 2>/dev/null ++ @-cd ${bits_builddir} && $(LN_S) $(filter-out stamp-bits,$?) . 2>/dev/null + @$(STAMP) stamp-bits-sup + + stamp-c_base: ${c_base_headers} diff --git a/toolchain/gcc/patches/5.5.0/950-cpp_file_path_translation.patch b/toolchain/gcc/patches/5.5.0/950-cpp_file_path_translation.patch new file mode 100644 index 0000000000..b67940897e --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/950-cpp_file_path_translation.patch @@ -0,0 +1,182 @@ +Forward ported from attachment to https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47047 + +--- a/gcc/c-family/c-opts.c ++++ b/gcc/c-family/c-opts.c +@@ -581,6 +581,10 @@ c_common_handle_option (size_t scode, co + add_path (xstrdup (arg), SYSTEM, 0, true); + break; + ++ case OPT_iremap: ++ add_cpp_remap_path (arg); ++ break; ++ + case OPT_iwithprefix: + add_prefixed_path (arg, SYSTEM); + break; +--- a/gcc/c-family/c.opt ++++ b/gcc/c-family/c.opt +@@ -1528,6 +1528,10 @@ iquote + C ObjC C++ ObjC++ Joined Separate MissingArgError(missing path after %qs) + -iquote <dir> Add <dir> to the end of the quote include path + ++iremap ++C ObjC C++ ObjC++ Joined Separate ++-iremap <src:dst> Convert <src> to <dst> if it occurs as prefix in __FILE__. ++ + iwithprefix + C ObjC C++ ObjC++ Joined Separate + -iwithprefix <dir> Add <dir> to the end of the system include path +--- a/gcc/doc/cpp.texi ++++ b/gcc/doc/cpp.texi +@@ -4441,6 +4441,7 @@ without notice. + @c man begin SYNOPSIS + cpp [@option{-D}@var{macro}[=@var{defn}]@dots{}] [@option{-U}@var{macro}] + [@option{-I}@var{dir}@dots{}] [@option{-iquote}@var{dir}@dots{}] ++ [@option{-iremap}@var{src}:@var{dst}] + [@option{-W}@var{warn}@dots{}] + [@option{-M}|@option{-MM}] [@option{-MG}] [@option{-MF} @var{filename}] + [@option{-MP}] [@option{-MQ} @var{target}@dots{}] +--- a/gcc/doc/cppopts.texi ++++ b/gcc/doc/cppopts.texi +@@ -532,6 +532,12 @@ Search @var{dir} only for header files r + If @var{dir} begins with @code{=}, then the @code{=} will be replaced + by the sysroot prefix; see @option{--sysroot} and @option{-isysroot}. + ++@item -iremap @var{src}:@var{dst} ++@opindex iremap ++Replace the prefix @var{src} in __FILE__ with @var{dst} at expansion time. ++This option can be specified more than once. Processing stops at the first ++match. ++ + @item -fdirectives-only + @opindex fdirectives-only + When preprocessing, handle directives, but do not expand macros. +--- a/gcc/doc/invoke.texi ++++ b/gcc/doc/invoke.texi +@@ -494,8 +494,8 @@ Objective-C and Objective-C++ Dialects}. + @item Directory Options + @xref{Directory Options,,Options for Directory Search}. + @gccoptlist{-B@var{prefix} -I@var{dir} -iplugindir=@var{dir} @gol +--iquote@var{dir} -L@var{dir} -specs=@var{file} -I- @gol +---sysroot=@var{dir} --no-sysroot-suffix} ++-iquote@var{dir} -iremap@var{src}:@var{dst} -L@var{dir} -specs=@var{file} @gol ++-I- --sysroot=@var{dir} --no-sysroot-suffix} + + @item Machine Dependent Options + @xref{Submodel Options,,Hardware Models and Configurations}. +@@ -11485,6 +11485,12 @@ be searched for header files only for th + "@var{file}"}; they are not searched for @code{#include <@var{file}>}, + otherwise just like @option{-I}. + ++@item -iremap @var{src}:@var{dst} ++@opindex iremap ++Replace the prefix @var{src} in __FILE__ with @var{dst} at expansion time. ++This option can be specified more than once. Processing stops at the first ++match. ++ + @item -L@var{dir} + @opindex L + Add directory @var{dir} to the list of directories to be searched +--- a/libcpp/include/cpplib.h ++++ b/libcpp/include/cpplib.h +@@ -751,6 +751,9 @@ extern void cpp_set_lang (cpp_reader *, + /* Set the include paths. */ + extern void cpp_set_include_chains (cpp_reader *, cpp_dir *, cpp_dir *, int); + ++/* Provide src:dst pair for __FILE__ remapping. */ ++extern void add_cpp_remap_path (const char *); ++ + /* Call these to get pointers to the options, callback, and deps + structures for a given reader. These pointers are good until you + call cpp_finish on that reader. You can either edit the callbacks +--- a/libcpp/macro.c ++++ b/libcpp/macro.c +@@ -224,6 +224,64 @@ static const char * const monthnames[] = + "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" + }; + ++static size_t remap_pairs; ++static char **remap_src; ++static char **remap_dst; ++ ++void ++add_cpp_remap_path (const char *arg) ++{ ++ const char *arg_dst; ++ size_t len; ++ ++ arg_dst = strchr(arg, ':'); ++ if (arg_dst == NULL) ++ { ++ fprintf(stderr, "Invalid argument for -iremap\n"); ++ exit(1); ++ } ++ ++ len = arg_dst - arg; ++ ++arg_dst; ++ ++ remap_src = (char **) xrealloc(remap_src, sizeof(char *) * (remap_pairs + 1)); ++ remap_dst = (char **) xrealloc(remap_dst, sizeof(char *) * (remap_pairs + 1)); ++ ++ remap_src[remap_pairs] = (char *) xmalloc(len + 1); ++ memcpy(remap_src[remap_pairs], arg, len); ++ remap_src[remap_pairs][len] = '\0'; ++ remap_dst[remap_pairs] = xstrdup(arg_dst); ++ ++remap_pairs; ++} ++ ++static const char * ++cpp_remap_file (const char *arg, char **tmp_name) ++{ ++ char *result; ++ size_t i, len; ++ ++ for (i = 0; i < remap_pairs; ++i) ++ { ++ len = strlen (remap_src[i]); ++ if (strncmp (remap_src[i], arg, len)) ++ continue; ++ if (arg[len] == '\0') ++ return xstrdup (remap_dst[i]); ++ if (arg[len] != '/') ++ continue; ++ arg += len; ++ len = strlen (remap_dst[i]); ++ result = (char *) xmalloc (len + strlen (arg) + 1); ++ memcpy(result, remap_dst[i], len); ++ strcpy(result + len, arg); ++ *tmp_name = result; ++ ++ return result; ++ } ++ ++ return arg; ++} ++ + /* Helper function for builtin_macro. Returns the text generated by + a builtin macro. */ + const uchar * +@@ -286,6 +344,7 @@ _cpp_builtin_macro_text (cpp_reader *pfi + { + unsigned int len; + const char *name; ++ char *tmp_name = NULL; + uchar *buf; + + if (node->value.builtin == BT_FILE) +@@ -297,6 +356,7 @@ _cpp_builtin_macro_text (cpp_reader *pfi + if (!name) + abort (); + } ++ name = cpp_remap_file (name, &tmp_name); + len = strlen (name); + buf = _cpp_unaligned_alloc (pfile, len * 2 + 3); + result = buf; +@@ -304,6 +364,7 @@ _cpp_builtin_macro_text (cpp_reader *pfi + buf = cpp_quote_string (buf + 1, (const unsigned char *) name, len); + *buf++ = '"'; + *buf = '\0'; ++ free (tmp_name); + } + break; + diff --git a/toolchain/gcc/patches/5.5.0/960-go_libm.patch b/toolchain/gcc/patches/5.5.0/960-go_libm.patch new file mode 100644 index 0000000000..d16b0200c0 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/960-go_libm.patch @@ -0,0 +1,11 @@ +--- a/gcc/go/Make-lang.in ++++ b/gcc/go/Make-lang.in +@@ -74,7 +74,7 @@ go_OBJS = $(GO_OBJS) go/gospec.o + + go1$(exeext): $(GO_OBJS) attribs.o $(BACKEND) $(LIBDEPS) + +$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \ +- $(GO_OBJS) attribs.o $(BACKEND) $(LIBS) $(BACKENDLIBS) ++ $(GO_OBJS) attribs.o $(BACKEND) $(LIBS) $(BACKENDLIBS) -lm + + # Documentation. + diff --git a/toolchain/gcc/patches/5.5.0/970-warn_bug.patch b/toolchain/gcc/patches/5.5.0/970-warn_bug.patch new file mode 100644 index 0000000000..2c5cf9be20 --- /dev/null +++ b/toolchain/gcc/patches/5.5.0/970-warn_bug.patch @@ -0,0 +1,11 @@ +--- a/libgo/runtime/mprof.goc ++++ b/libgo/runtime/mprof.goc +@@ -403,7 +403,7 @@ func ThreadCreateProfile(p Slice) (n int + + func Stack(b Slice, all bool) (n int) { + byte *pc, *sp; +- bool enablegc; ++ bool enablegc = false; /* workaround GCC bug #36550 */ + + sp = runtime_getcallersp(&b); + pc = (byte*)(uintptr)runtime_getcallerpc(&b); |