gcc: port missing patches from 4.6 to 4.8

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 36693
This commit is contained in:
Felix Fietkau 2013-05-23 10:21:59 +00:00
parent 32c6ffb5a1
commit ba29b8f04f
12 changed files with 284 additions and 0 deletions

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@ -0,0 +1,14 @@
--- 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.

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@ -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. */

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@ -0,0 +1,19 @@
--- a/gcc/config/arm/linux-eabi.h
+++ b/gcc/config/arm/linux-eabi.h
@@ -81,10 +81,15 @@
#undef MUSL_DYNAMIC_LINKER
#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-arm.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 BE8_LINK_SPEC \
+#define LINK_SPEC BE8_LINK_SPEC TARGET_FIX_V4BX_SPEC \
LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC, \
LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC)

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@ -0,0 +1,58 @@
--- a/gcc/config/arm/linux-eabi.h
+++ b/gcc/config/arm/linux-eabi.h
@@ -114,10 +114,6 @@
#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
@@ -51,6 +51,10 @@ 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 is the default C library and whether
-muclibc or -mglibc or -mbionic has been passed to change the default. */
--- 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/libgcc/Makefile.in
+++ b/libgcc/Makefile.in
@@ -368,7 +368,7 @@ endif
# For -fvisibility=hidden. We need both a -fvisibility=hidden on
# the command line, and a #define to prevent libgcc2.h etc from
# overriding that with #pragmas.
-vis_hide = @vis_hide@
+vis_hide =
ifneq (,$(vis_hide))
--- a/gcc/config/rs6000/linux.h
+++ b/gcc/config/rs6000/linux.h
@@ -61,6 +61,9 @@
#undef CPLUSPLUS_CPP_SPEC
#define CPLUSPLUS_CPP_SPEC "-D_GNU_SOURCE %(cpp)"
+#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}}"

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@ -0,0 +1,29 @@
--- a/libgcc/crtstuff.c
+++ b/libgcc/crtstuff.c
@@ -100,15 +100,20 @@ call_ ## FUNC (void) \
#if defined(OBJECT_FORMAT_ELF) \
&& !defined(OBJECT_FORMAT_FLAT) \
&& defined(HAVE_LD_EH_FRAME_HDR) \
- && !defined(inhibit_libc) && !defined(CRTSTUFFT_O) \
- && defined(__GLIBC__) && __GLIBC__ >= 2
+ && !defined(inhibit_libc) && !defined(CRTSTUFFT_O)
#include <link.h>
/* uClibc pretends to be glibc 2.2 and DT_CONFIG is defined in its link.h.
But it doesn't use PT_GNU_EH_FRAME ELF segment currently. */
-# if !defined(__UCLIBC__) \
- && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) \
- || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 2 && defined(DT_CONFIG)))
-# define USE_PT_GNU_EH_FRAME
+# if defined(__UCLIBC__)
+# if (__UCLIBC_MAJOR__ > 0 || __UCLIBC_MINOR__ > 9 || \
+ (__UCLIBC_MINOR__ == 9 && __UCLIBC_SUBLEVEL__ >= 33))
+# define USE_PT_GNU_EH_FRAME
+# endif
+# elif defined(__GLIBC__)
+# if (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) \
+ || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 2 && defined(DT_CONFIG)))
+# define USE_PT_GNU_EH_FRAME
+# endif
# endif
#endif

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@ -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

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@ -0,0 +1,14 @@
--- 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.

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@ -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. */

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@ -0,0 +1,19 @@
--- a/gcc/config/arm/linux-eabi.h
+++ b/gcc/config/arm/linux-eabi.h
@@ -81,10 +81,15 @@
#undef MUSL_DYNAMIC_LINKER
#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-arm.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 BE8_LINK_SPEC \
+#define LINK_SPEC BE8_LINK_SPEC TARGET_FIX_V4BX_SPEC \
LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC, \
LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC)

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@ -0,0 +1,58 @@
--- a/gcc/config/arm/linux-eabi.h
+++ b/gcc/config/arm/linux-eabi.h
@@ -114,10 +114,6 @@
#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
@@ -51,6 +51,10 @@ 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 is the default C library and whether
-muclibc or -mglibc or -mbionic has been passed to change the default. */
--- 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/libgcc/Makefile.in
+++ b/libgcc/Makefile.in
@@ -368,7 +368,7 @@ endif
# For -fvisibility=hidden. We need both a -fvisibility=hidden on
# the command line, and a #define to prevent libgcc2.h etc from
# overriding that with #pragmas.
-vis_hide = @vis_hide@
+vis_hide =
ifneq (,$(vis_hide))
--- a/gcc/config/rs6000/linux.h
+++ b/gcc/config/rs6000/linux.h
@@ -61,6 +61,9 @@
#undef CPLUSPLUS_CPP_SPEC
#define CPLUSPLUS_CPP_SPEC "-D_GNU_SOURCE %(cpp)"
+#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}}"

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@ -0,0 +1,29 @@
--- a/libgcc/crtstuff.c
+++ b/libgcc/crtstuff.c
@@ -100,15 +100,20 @@ call_ ## FUNC (void) \
#if defined(OBJECT_FORMAT_ELF) \
&& !defined(OBJECT_FORMAT_FLAT) \
&& defined(HAVE_LD_EH_FRAME_HDR) \
- && !defined(inhibit_libc) && !defined(CRTSTUFFT_O) \
- && defined(__GLIBC__) && __GLIBC__ >= 2
+ && !defined(inhibit_libc) && !defined(CRTSTUFFT_O)
#include <link.h>
/* uClibc pretends to be glibc 2.2 and DT_CONFIG is defined in its link.h.
But it doesn't use PT_GNU_EH_FRAME ELF segment currently. */
-# if !defined(__UCLIBC__) \
- && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) \
- || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 2 && defined(DT_CONFIG)))
-# define USE_PT_GNU_EH_FRAME
+# if defined(__UCLIBC__)
+# if (__UCLIBC_MAJOR__ > 0 || __UCLIBC_MINOR__ > 9 || \
+ (__UCLIBC_MINOR__ == 9 && __UCLIBC_SUBLEVEL__ >= 33))
+# define USE_PT_GNU_EH_FRAME
+# endif
+# elif defined(__GLIBC__)
+# if (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) \
+ || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 2 && defined(DT_CONFIG)))
+# define USE_PT_GNU_EH_FRAME
+# endif
# endif
#endif

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@ -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