diff options
Diffstat (limited to 'toolchain/gcc/patches/7.2.0')
19 files changed, 961 insertions, 0 deletions
diff --git a/toolchain/gcc/patches/7.2.0/001-revert_register_mode_search.patch b/toolchain/gcc/patches/7.2.0/001-revert_register_mode_search.patch new file mode 100644 index 0000000000..63e3fee003 --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/001-revert_register_mode_search.patch @@ -0,0 +1,77 @@ +commit 31285a20390a5e53a74a2a71d1b5c82f366ddd5a +Author: Felix Fietkau <nbd@openwrt.org> +Date: Tue May 6 11:49:05 2014 +0000 + + gcc: revert an upstream patch that is causing a regression on powerpc + + https://forum.openwrt.org/viewtopic.php?pid=232494#p232494 + + Signed-off-by: Felix Fietkau <nbd@openwrt.org> + + SVN-Revision: 40709 + +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 +@@ -637,35 +637,40 @@ 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/7.2.0/002-case_insensitive.patch b/toolchain/gcc/patches/7.2.0/002-case_insensitive.patch new file mode 100644 index 0000000000..3442076d7d --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/002-case_insensitive.patch @@ -0,0 +1,24 @@ +commit 81cc26c706b2bc8c8c1eb1a322e5c5157900836e +Author: Felix Fietkau <nbd@openwrt.org> +Date: Sun Oct 19 21:45:51 2014 +0000 + + gcc: do not assume that the Mac OS X filesystem is case insensitive + + Signed-off-by: Felix Fietkau <nbd@openwrt.org> + + SVN-Revision: 42973 + +--- 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/7.2.0/010-documentation.patch b/toolchain/gcc/patches/7.2.0/010-documentation.patch new file mode 100644 index 0000000000..0106814f41 --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/010-documentation.patch @@ -0,0 +1,35 @@ +commit 098bd91f5eae625c7d2ee621e10930fc4434e5e2 +Author: Luka Perkov <luka@openwrt.org> +Date: Tue Feb 26 16:16:33 2013 +0000 + + gcc: don't build documentation + + This closes #13039. + + Signed-off-by: Luka Perkov <luka@openwrt.org> + + SVN-Revision: 35807 + +--- a/gcc/Makefile.in ++++ b/gcc/Makefile.in +@@ -3121,18 +3121,10 @@ 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/7.2.0/230-musl_libssp.patch b/toolchain/gcc/patches/7.2.0/230-musl_libssp.patch new file mode 100644 index 0000000000..eebee9175c --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/230-musl_libssp.patch @@ -0,0 +1,28 @@ +commit 1877bc9d8f2be143fbe530347a945850d0ecd234 +Author: Steven Barth <cyrus@openwrt.org> +Date: Mon Jun 22 10:31:07 2015 +0000 + + gcc/musl: rework SSP-support + + Make musl provide libssp_nonshared.a and make GCC link it unconditionally + if musl is used. This should be a no-op if SSP is disabled and seems to be + the only reliable way of dealing with SSP over all packages due to the mess + that is linkerflags handling in packages. + + Signed-off-by: Steven Barth <steven@midlink.org> + + SVN-Revision: 46108 + +--- a/gcc/gcc.c ++++ b/gcc/gcc.c +@@ -861,7 +861,9 @@ 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/7.2.0/300-mips_Os_cpu_rtx_cost_model.patch b/toolchain/gcc/patches/7.2.0/300-mips_Os_cpu_rtx_cost_model.patch new file mode 100644 index 0000000000..84c0fdab66 --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/300-mips_Os_cpu_rtx_cost_model.patch @@ -0,0 +1,21 @@ +commit ecf7671b769fe96f7b5134be442089f8bdba55d2 +Author: Felix Fietkau <nbd@nbd.name> +Date: Thu Aug 4 20:29:45 2016 +0200 + +gcc: add a patch to generate better code with Os on mips + +Also happens to reduce compressed code size a bit + +Signed-off-by: Felix Fietkau <nbd@nbd.name> + +--- a/gcc/config/mips/mips.c ++++ b/gcc/config/mips/mips.c +@@ -19784,7 +19784,7 @@ 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/7.2.0/800-arm_v5te_no_ldrd_strd.patch b/toolchain/gcc/patches/7.2.0/800-arm_v5te_no_ldrd_strd.patch new file mode 100644 index 0000000000..76200a1661 --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/800-arm_v5te_no_ldrd_strd.patch @@ -0,0 +1,32 @@ +commit b050f87d13b5dc7ed82feb9a90f4529de58bdf25 +Author: Felix Fietkau <nbd@openwrt.org> +Date: Wed Feb 19 19:20:10 2014 +0000 + + gcc: prevent the use of LDRD/STRD on ARMv5TE + + These instructions are for 64-bit load/store. On ARMv5TE, the CPU + requires addresses to be aligned to 64-bit. When misaligned, behavior is + undefined (effectively either loads the same word twice on LDRD, or + corrupts surrounding memory on STRD). + + On ARMv6 and newer, unaligned access is safe. + + Removing these instructions for ARMv5TE is necessary, because GCC + ignores alignment information in pointers and does unsafe optimizations + that have shown up as bugs in various places. + + Signed-off-by: Felix Fietkau <nbd@openwrt.org> + + SVN-Revision: 39638 + +--- a/gcc/config/arm/arm.h ++++ b/gcc/config/arm/arm.h +@@ -150,7 +150,7 @@ extern tree arm_fp16_type_node; + /* 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/7.2.0/810-arm-softfloat-libgcc.patch b/toolchain/gcc/patches/7.2.0/810-arm-softfloat-libgcc.patch new file mode 100644 index 0000000000..5c9d86aead --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/810-arm-softfloat-libgcc.patch @@ -0,0 +1,33 @@ +commit 8570c4be394cff7282f332f97da2ff569a927ddb +Author: Imre Kaloz <kaloz@openwrt.org> +Date: Wed Feb 2 20:06:12 2011 +0000 + + fixup arm soft-float symbols + + SVN-Revision: 25325 + +--- 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 +@@ -58,8 +58,6 @@ + %{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/7.2.0/820-libgcc_pic.patch b/toolchain/gcc/patches/7.2.0/820-libgcc_pic.patch new file mode 100644 index 0000000000..0cc1e07e2b --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/820-libgcc_pic.patch @@ -0,0 +1,44 @@ +commit c96312958c0621e72c9b32da5bc224ffe2161384 +Author: Felix Fietkau <nbd@openwrt.org> +Date: Mon Oct 19 23:26:09 2009 +0000 + + gcc: create a proper libgcc_pic.a static library for relinking (4.3.3+ for now, backport will follow) + + SVN-Revision: 18086 + +--- a/libgcc/Makefile.in ++++ b/libgcc/Makefile.in +@@ -920,11 +920,12 @@ $(libgcov-driver-objects): %$(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)"; \ +@@ -945,7 +946,7 @@ all: libunwind.a + 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$(SHLIB_EXT) + libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT) +@@ -1151,6 +1152,10 @@ 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/7.2.0/840-armv4_pass_fix-v4bx_to_ld.patch b/toolchain/gcc/patches/7.2.0/840-armv4_pass_fix-v4bx_to_ld.patch new file mode 100644 index 0000000000..b9c9b161ad --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/840-armv4_pass_fix-v4bx_to_ld.patch @@ -0,0 +1,28 @@ +commit 7edc8ca5456d9743dd0075eb3cc5b04f4f24c8cc +Author: Imre Kaloz <kaloz@openwrt.org> +Date: Wed Feb 2 19:34:36 2011 +0000 + + add armv4 fixup patches + + SVN-Revision: 25322 + + +--- a/gcc/config/arm/linux-eabi.h ++++ b/gcc/config/arm/linux-eabi.h +@@ -88,10 +88,15 @@ + #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/7.2.0/850-use_shared_libgcc.patch b/toolchain/gcc/patches/7.2.0/850-use_shared_libgcc.patch new file mode 100644 index 0000000000..1d07efed80 --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/850-use_shared_libgcc.patch @@ -0,0 +1,54 @@ +commit dcfc40358b5a3cae7320c17f8d1cebd5ad5540cd +Author: Felix Fietkau <nbd@openwrt.org> +Date: Sun Feb 12 20:25:47 2012 +0000 + + gcc 4.6: port over the missing patch 850-use_shared_libgcc.patch to prevent libgcc crap from leaking into every single binary + + SVN-Revision: 30486 +--- a/gcc/config/arm/linux-eabi.h ++++ b/gcc/config/arm/linux-eabi.h +@@ -126,10 +126,6 @@ + "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} " \ + 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 +@@ -136,5 +136,5 @@ 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/7.2.0/851-libgcc_no_compat.patch b/toolchain/gcc/patches/7.2.0/851-libgcc_no_compat.patch new file mode 100644 index 0000000000..d710e40717 --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/851-libgcc_no_compat.patch @@ -0,0 +1,22 @@ +commit 64661de100da1ec1061ef3e5e400285dce115e6b +Author: Felix Fietkau <nbd@openwrt.org> +Date: Sun May 10 13:16:35 2015 +0000 + + gcc: add some size optimization patches + + Signed-off-by: Felix Fietkau <nbd@openwrt.org> + + SVN-Revision: 45664 + +--- 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/7.2.0/870-ppc_no_crtsavres.patch b/toolchain/gcc/patches/7.2.0/870-ppc_no_crtsavres.patch new file mode 100644 index 0000000000..156468b45e --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/870-ppc_no_crtsavres.patch @@ -0,0 +1,18 @@ +commit d8c570a1531035c3e26bcd94741e5f5b9c36b5d9 +Author: Felix Fietkau <nbd@openwrt.org> +Date: Mon Mar 5 00:51:01 2012 +0000 + + gcc: do not emit references to _savegpr_* and _restgpr_* on powerpc, as they are tricky to deal with wrt. libgcc. they cannot be linked dynamically + + SVN-Revision: 30814 +--- a/gcc/config/rs6000/rs6000.c ++++ b/gcc/config/rs6000/rs6000.c +@@ -26936,7 +26936,7 @@ 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/7.2.0/881-no_tm_section.patch b/toolchain/gcc/patches/7.2.0/881-no_tm_section.patch new file mode 100644 index 0000000000..a58dc27e64 --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/881-no_tm_section.patch @@ -0,0 +1,22 @@ +commit 565988ab47bd9b96b50608564aee2104aeb4b7ae +Author: Felix Fietkau <nbd@nbd.name> +Date: Tue Dec 13 14:20:49 2016 +0100 + + gcc: rip out transactional memory related bloat from crtbegin + + Slightly improves compression for each executable, saving about 4k from + the default ar71xx rootfs + + Signed-off-by: Felix Fietkau <nbd@nbd.name> + +--- 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/7.2.0/900-bad-mips16-crt.patch b/toolchain/gcc/patches/7.2.0/900-bad-mips16-crt.patch new file mode 100644 index 0000000000..f5cc0a74ee --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/900-bad-mips16-crt.patch @@ -0,0 +1,30 @@ +commit 9dc38e48f7a6f88b7ac7bfaced91f53660204e46 +Author: Florian Fainelli <florian@openwrt.org> +Date: Fri Apr 5 12:36:06 2013 +0000 + + toolchain/gcc: .init and .fini need to pick one ISA + + The .init and .fini sections are built by concatenating code + fragments. Putting mips16 code in the middle of a mips32 code block + doesn't work. Make gcc built the magic crt stuff in no-mips16 mode. + + This is specific to 4.6-linaro but is probably portable to other gcc + flavors. Adding this to the t-libgcc-mips16 makefile fragment is a + hack not suitable for pushing upstream, but there is no mips/t-linux + or mips/t-uclibc and I am not going to touch gcc/configure for two + lines. + + Signed-off-by: Jay Carlson <nop@nop.com> + Signed-off-by: Florian Fainelli <florian@openwrt.org> + + SVN-Revision: 36200 + +--- 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/7.2.0/910-mbsd_multi.patch b/toolchain/gcc/patches/7.2.0/910-mbsd_multi.patch new file mode 100644 index 0000000000..286cfadae7 --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/910-mbsd_multi.patch @@ -0,0 +1,146 @@ +commit 99368862e44740ff4fd33760893f04e14f9dbdf1 +Author: Felix Fietkau <nbd@openwrt.org> +Date: Tue Jul 31 00:52:27 2007 +0000 + + Port the mbsd_multi patch from freewrt, which adds -fhonour-copts. This will emit warnings in packages that don't use our target cflags properly + + SVN-Revision: 8256 + + This patch brings over a feature 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. + + 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 +@@ -108,6 +108,9 @@ 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); +@@ -456,6 +459,12 @@ 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; +@@ -1084,6 +1093,47 @@ 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 +@@ -1412,6 +1412,9 @@ 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 +@@ -1510,6 +1510,9 @@ 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 +@@ -1928,6 +1928,9 @@ common_handle_option (struct gcc_options + opts, opts_set, loc, dc); + 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/invoke.texi ++++ b/gcc/doc/invoke.texi +@@ -6567,6 +6567,17 @@ This option is only supported for C and + @option{-Wall} and by @option{-Wpedantic}, which can be disabled with + @option{-Wno-pointer-sign}. + ++@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 diff --git a/toolchain/gcc/patches/7.2.0/920-specs_nonfatal_getenv.patch b/toolchain/gcc/patches/7.2.0/920-specs_nonfatal_getenv.patch new file mode 100644 index 0000000000..69b40621dc --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/920-specs_nonfatal_getenv.patch @@ -0,0 +1,22 @@ +Author: Jo-Philipp Wich <jow@openwrt.org> +Date: Sat Apr 21 03:02:39 2012 +0000 + + gcc: add patch to make the getenv() spec function nonfatal if requested environment variable is unset + + SVN-Revision: 31390 + +--- a/gcc/gcc.c ++++ b/gcc/gcc.c +@@ -9280,8 +9280,10 @@ getenv_spec_function (int argc, const ch + value = varname; + + if (!value) +- fatal_error (input_location, +- "environment variable %qs not defined", varname); ++ { ++ warning (input_location, "environment variable %qs not defined", varname); ++ 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/7.2.0/930-fix-mips-noexecstack.patch b/toolchain/gcc/patches/7.2.0/930-fix-mips-noexecstack.patch new file mode 100644 index 0000000000..90d10f11e4 --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/930-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 +@@ -22561,6 +22561,9 @@ mips_promote_function_mode (const_tree t + #undef TARGET_CUSTOM_FUNCTION_DESCRIPTORS + #define TARGET_CUSTOM_FUNCTION_DESCRIPTORS 2 + ++#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/7.2.0/940-no-clobber-stamp-bits.patch b/toolchain/gcc/patches/7.2.0/940-no-clobber-stamp-bits.patch new file mode 100644 index 0000000000..8b88b4066d --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/940-no-clobber-stamp-bits.patch @@ -0,0 +1,33 @@ +commit 548d9a008ff265e9eaa3c7e0e6e301c6bd5645e6 +Author: Felix Fietkau <nbd@openwrt.org> +Date: Fri Dec 12 17:01:57 2014 +0000 + + gcc: don't clobber stamp-bits with a symlink to itself + + Several versions of gcc have an issue in libstdc++v3 where the build may + clobber stamp-bits with a link to itself. This doesn't manifest itself + on all systems. On several Ubuntu systems, this doesn't appear to be a + problem, but it is an issue on Fedora 16 systems. + + To fix the issue, we'll simply filter out stamp-bits from the symlinks + to be generated. + + Note: gcc 4.4.7 is unaffected by this issue, so no fix is necessary + there. + + Signed-off-by: John Szakmeister <john@szakmeister.net> + + SVN-Revision: 43669 + + +--- a/libstdc++-v3/include/Makefile.in ++++ b/libstdc++-v3/include/Makefile.in +@@ -1476,7 +1476,7 @@ 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/7.2.0/950-cpp_file_path_translation.patch b/toolchain/gcc/patches/7.2.0/950-cpp_file_path_translation.patch new file mode 100644 index 0000000000..60729dd7fe --- /dev/null +++ b/toolchain/gcc/patches/7.2.0/950-cpp_file_path_translation.patch @@ -0,0 +1,181 @@ +commit 331735a357a73c7b8adc205241ac3cc6543d985e +Author: Felix Fietkau <nbd@openwrt.org> +Date: Tue Nov 17 12:38:22 2015 +0000 + + gcc: add a patch to 5.x that supports translation of __FILE__ paths + + Signed-off-by: Felix Fietkau <nbd@openwrt.org> + + SVN-Revision: 47490 + +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 +@@ -588,6 +588,10 @@ 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 +@@ -1825,6 +1825,10 @@ 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 +@@ -4272,6 +4272,7 @@ Refer to the GCC manual for full documen + @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{-M}|@option{-MM}] [@option{-MG}] [@option{-MF} @var{filename}] + [@option{-MP}] [@option{-MQ} @var{target}@dots{}] + [@option{-MT} @var{target}@dots{}] +--- a/gcc/doc/cppopts.texi ++++ b/gcc/doc/cppopts.texi +@@ -220,6 +220,12 @@ extensions @samp{.i}, @samp{.ii} or @sam + extensions that GCC uses for preprocessed files created by + @option{-save-temps}. + ++@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 +@@ -11863,6 +11863,12 @@ by @option{-fplugin=@var{name}} instead + @option{-fplugin=@var{path}/@var{name}.so}. This option is not meant + to be used by the user, but only passed by the driver. + ++@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 +@@ -820,6 +820,9 @@ 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 +@@ -227,6 +227,64 @@ 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 * +@@ -290,6 +348,7 @@ _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) +@@ -301,6 +360,7 @@ _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; +@@ -308,6 +368,7 @@ _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; + |