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remove default crt0

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This commit is contained in:
Dave Murphy 2015-11-28 22:27:09 +00:00
parent 564fa0e0af
commit 0ca5bf65c0
1 changed files with 26 additions and 17 deletions
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43
dkarm-eabi/patches/gcc-5.2.0.patch
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@ -1,6 +1,6 @@
diff -NBaur gcc-5.2.0/gcc/config/arm/t-arm-elf gcc-5.2.0-arm/gcc/config/arm/t-arm-elf
diff -Nbaur gcc-5.2.0/gcc/config/arm/t-arm-elf gcc-5.2.0-arm/gcc/config/arm/t-arm-elf
--- gcc-5.2.0/gcc/config/arm/t-arm-elf 2015-01-05 12:33:28.000000000 +0000
+++ gcc-5.2.0-arm/gcc/config/arm/t-arm-elf 2015-10-21 08:40:07.568598258 +0100
+++ gcc-5.2.0-arm/gcc/config/arm/t-arm-elf 2015-11-23 20:16:26.736000000 +0000
@@ -16,11 +16,19 @@
# along with GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
@ -36,18 +36,27 @@ diff -NBaur gcc-5.2.0/gcc/config/arm/t-arm-elf gcc-5.2.0-arm/gcc/config/arm/t-ar
#MULTILIB_EXCEPTIONS += *mcpu=fa526/*mfloat-abi=hard*
#MULTILIB_EXCEPTIONS += *mcpu=fa626/*mfloat-abi=hard*
diff -NBaur gcc-5.2.0/gcc/config/arm/unknown-elf.h gcc-5.2.0-arm/gcc/config/arm/unknown-elf.h
--- gcc-5.2.0/gcc/config/arm/unknown-elf.h 2015-01-05 12:33:28.000000000 +0000
+++ gcc-5.2.0-arm/gcc/config/arm/unknown-elf.h 2015-10-21 08:40:07.568598258 +0100
diff -Nbaur gcc-5.2.0/gcc/config/arm/unknown-elf.h gcc-5.2.0-arm/gcc/config/arm/unknown-elf.h
--- gcc-5.2.0/gcc/config/arm/unknown-elf.h 2015-11-28 18:13:20.576000000 +0000
+++ gcc-5.2.0-arm/gcc/config/arm/unknown-elf.h 2015-11-28 18:14:06.328000000 +0000
@@ -29,7 +29,7 @@
#endif
/* Now we define the strings used to build the spec file. */
-#define UNKNOWN_ELF_STARTFILE_SPEC " crti%O%s crtbegin%O%s crt0%O%s"
+#define UNKNOWN_ELF_STARTFILE_SPEC " crti%O%s crtbegin%O%s"
#undef STARTFILE_SPEC
#define STARTFILE_SPEC UNKNOWN_ELF_STARTFILE_SPEC
@@ -93,4 +93,4 @@
udivmoddi4, which will depend on the exception unwind routines,
which will depend on abort, which is defined in libc. */
#undef LINK_GCC_C_SEQUENCE_SPEC
-#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %L --end-group"
+#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %L %(libgloss) --end-group"
diff -NBaur gcc-5.2.0/gcc/gcc.c gcc-5.2.0-arm/gcc/gcc.c
diff -Nbaur gcc-5.2.0/gcc/gcc.c gcc-5.2.0-arm/gcc/gcc.c
--- gcc-5.2.0/gcc/gcc.c 2015-03-10 09:37:41.000000000 +0000
+++ gcc-5.2.0-arm/gcc/gcc.c 2015-10-21 08:40:07.576598250 +0100
+++ gcc-5.2.0-arm/gcc/gcc.c 2015-11-23 20:16:26.740000000 +0000
@@ -647,6 +647,11 @@
#endif
#endif
@ -76,9 +85,9 @@ diff -NBaur gcc-5.2.0/gcc/gcc.c gcc-5.2.0-arm/gcc/gcc.c
INIT_STATIC_SPEC ("startfile", &startfile_spec),
INIT_STATIC_SPEC ("cross_compile", &cross_compile),
INIT_STATIC_SPEC ("version", &compiler_version),
diff -NBaur gcc-5.2.0/gcc/Makefile.in gcc-5.2.0-arm/gcc/Makefile.in
diff -Nbaur gcc-5.2.0/gcc/Makefile.in gcc-5.2.0-arm/gcc/Makefile.in
--- gcc-5.2.0/gcc/Makefile.in 2015-05-04 11:46:32.000000000 +0100
+++ gcc-5.2.0-arm/gcc/Makefile.in 2015-10-21 08:40:07.584598070 +0100
+++ gcc-5.2.0-arm/gcc/Makefile.in 2015-11-23 20:16:26.744000000 +0000
@@ -1053,8 +1053,8 @@
# things like the go/%.o rule work properly; but we use $(*F) for the
# file part, as we just want the file part of the stem, not the entire
@ -90,9 +99,9 @@ diff -NBaur gcc-5.2.0/gcc/Makefile.in gcc-5.2.0-arm/gcc/Makefile.in
else
COMPILE = source='$<' object='$@' libtool=no \
DEPDIR=$(DEPDIR) $(CXXDEPMODE) $(depcomp) $(COMPILE.base)
diff -NBaur gcc-5.2.0/libcpp/Makefile.in gcc-5.2.0-arm/libcpp/Makefile.in
diff -Nbaur gcc-5.2.0/libcpp/Makefile.in gcc-5.2.0-arm/libcpp/Makefile.in
--- gcc-5.2.0/libcpp/Makefile.in 2015-07-16 10:16:25.000000000 +0100
+++ gcc-5.2.0-arm/libcpp/Makefile.in 2015-10-21 08:40:07.584598070 +0100
+++ gcc-5.2.0-arm/libcpp/Makefile.in 2015-11-23 20:16:26.744000000 +0000
@@ -208,8 +208,7 @@
# Note that we put the dependencies into a .Tpo file, then move them
# into place if the compile succeeds. We need this because gcc does
@ -103,18 +112,18 @@ diff -NBaur gcc-5.2.0/libcpp/Makefile.in gcc-5.2.0-arm/libcpp/Makefile.in
else
COMPILE = source='$<' object='$@' libtool=no DEPDIR=$(DEPDIR) $(DEPMODE) \
$(depcomp) $(COMPILE.base)
diff -NBaur gcc-5.2.0/libgcc/config/arm/t-bpabi gcc-5.2.0-arm/libgcc/config/arm/t-bpabi
diff -Nbaur gcc-5.2.0/libgcc/config/arm/t-bpabi gcc-5.2.0-arm/libgcc/config/arm/t-bpabi
--- gcc-5.2.0/libgcc/config/arm/t-bpabi 2012-08-17 16:06:06.000000000 +0100
+++ gcc-5.2.0-arm/libgcc/config/arm/t-bpabi 2015-10-21 08:40:07.584598070 +0100
+++ gcc-5.2.0-arm/libgcc/config/arm/t-bpabi 2015-11-23 20:16:26.744000000 +0000
@@ -17,4 +17,4 @@
# On ARM, specifying -fnon-call-exceptions will needlessly pull in
# the unwinder in simple programs which use 64-bit division. Omitting
# the option is safe.
-LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions
+LIB2_DIVMOD_EXCEPTION_FLAGS := -fno-exceptions
diff -NBaur gcc-5.2.0/libgcc/crtstuff.c gcc-5.2.0-arm/libgcc/crtstuff.c
diff -Nbaur gcc-5.2.0/libgcc/crtstuff.c gcc-5.2.0-arm/libgcc/crtstuff.c
--- gcc-5.2.0/libgcc/crtstuff.c 2015-01-05 12:33:28.000000000 +0000
+++ gcc-5.2.0-arm/libgcc/crtstuff.c 2015-10-21 08:40:07.584598070 +0100
+++ gcc-5.2.0-arm/libgcc/crtstuff.c 2015-11-23 20:16:26.744000000 +0000
@@ -47,7 +47,7 @@
/* Target machine header files require this define. */
@ -124,9 +133,9 @@ diff -NBaur gcc-5.2.0/libgcc/crtstuff.c gcc-5.2.0-arm/libgcc/crtstuff.c
/* FIXME: Including auto-host is incorrect, but until we have
identified the set of defines that need to go into auto-target.h,
this will have to do. */
diff -NBaur gcc-5.2.0/libgcc/Makefile.in gcc-5.2.0-arm/libgcc/Makefile.in
diff -Nbaur gcc-5.2.0/libgcc/Makefile.in gcc-5.2.0-arm/libgcc/Makefile.in
--- gcc-5.2.0/libgcc/Makefile.in 2015-01-29 08:03:56.000000000 +0000
+++ gcc-5.2.0-arm/libgcc/Makefile.in 2015-10-21 08:40:07.584598070 +0100
+++ gcc-5.2.0-arm/libgcc/Makefile.in 2015-11-23 20:16:26.744000000 +0000
@@ -819,7 +819,7 @@
# libgcc_eh.a, only LIB2ADDEH matters. If we do, only LIB2ADDEHSTATIC and
# LIB2ADDEHSHARED matter. (Usually all three are identical.)