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gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set. 

* config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
	when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
	* config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.

From-SVN: r195895
This commit is contained in:
Uros Bizjak 2013-02-08 19:08:12 +01:00
parent 76ef61fbd9
commit 2480f2ca88
3 changed files with 34 additions and 19 deletions
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33
gcc/ChangeLog
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@ -1,21 +1,28 @@
2013-02-08 Uros Bizjak <ubizjak@gmail.com>
* config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
* config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
2013-02-08 Edgar E. Iglesias <edgar.iglesias@gmail.com> 2013-02-08 Edgar E. Iglesias <edgar.iglesias@gmail.com>
* config.gcc (microblaze*-linux*): Add TARGET_BIG_ENDIAN_DEFAULT * config.gcc (microblaze*-linux*): Add TARGET_BIG_ENDIAN_DEFAULT.
(microblaze*-*-elf): Likewise (microblaze*-*-elf): Likewise.
* config/microblaze/linux.h: Add -mbig-endian / -mlittle-endian to * config/microblaze/linux.h: Add -mbig-endian / -mlittle-endian to
LINK_SPEC LINK_SPEC.
* config/microblaze/microblaze-c.c: Add builtin defines for _LITTLE_ENDIAN * config/microblaze/microblaze-c.c: Add builtin defines for
and _BIG_ENDIAN _LITTLE_ENDIAN and _BIG_ENDIAN.
* config/microblaze/microblaze.h: Add TARGET_ENDIAN_DEFAULT and add to * config/microblaze/microblaze.h: Add TARGET_ENDIAN_DEFAULT and
TARGET_DEFAULT flags. add to TARGET_DEFAULT flags.
Expand ASM_SPEC and LINK_SPEC. Expand ASM_SPEC and LINK_SPEC.
Update BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN Update BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
* config/microblaze/microblaze.md: Update extendsidi2 and movdi_internal * config/microblaze/microblaze.md: Update extendsidi2 and
instructions to use low-order / high-order reg print_operands movdi_internal instructions to use low-order / high-order reg
print_operands.
* config/microblaze/microblaze.opt: Add mbig-endian and mlittle-endian * config/microblaze/microblaze.opt: Add mbig-endian and mlittle-endian
options and inversemask / mask of LITTLE_ENDIAN options and inversemask / mask of LITTLE_ENDIAN.
* config/microblaze/t-microblaze: Expand multilib options to include mlittle- * config/microblaze/t-microblaze: Expand multilib options to
endian (le) and update exceptions patterns include mlittle-endian (le) and update exceptions patterns.
2013-02-08 Jakub Jelinek <jakub@redhat.com> 2013-02-08 Jakub Jelinek <jakub@redhat.com>

6
gcc/config/i386/gnu-user.h
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@ -154,7 +154,11 @@ along with GCC; see the file COPYING3. If not see
/* i386 glibc provides __stack_chk_guard in %gs:0x14. */ /* i386 glibc provides __stack_chk_guard in %gs:0x14. */
#define TARGET_THREAD_SSP_OFFSET 0x14 #define TARGET_THREAD_SSP_OFFSET 0x14
/* We steal the last transactional memory word. */ /* We only build the -fsplit-stack support in libgcc if the
assembler has full support for the CFI directives. */
#if HAVE_GAS_CFI_PERSONALITY_DIRECTIVE
#define TARGET_CAN_SPLIT_STACK #define TARGET_CAN_SPLIT_STACK
#endif
/* We steal the last transactional memory word. */
#define TARGET_THREAD_SPLIT_STACK_OFFSET 0x30 #define TARGET_THREAD_SPLIT_STACK_OFFSET 0x30
#endif #endif

6
gcc/config/i386/gnu-user64.h
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@ -85,8 +85,12 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
#define TARGET_THREAD_SSP_OFFSET \ #define TARGET_THREAD_SSP_OFFSET \
(TARGET_64BIT ? (TARGET_X32 ? 0x18 : 0x28) : 0x14) (TARGET_64BIT ? (TARGET_X32 ? 0x18 : 0x28) : 0x14)
/* We steal the last transactional memory word. */ /* We only build the -fsplit-stack support in libgcc if the
assembler has full support for the CFI directives. */
#if HAVE_GAS_CFI_PERSONALITY_DIRECTIVE
#define TARGET_CAN_SPLIT_STACK #define TARGET_CAN_SPLIT_STACK
#endif
/* We steal the last transactional memory word. */
#define TARGET_THREAD_SPLIT_STACK_OFFSET \ #define TARGET_THREAD_SPLIT_STACK_OFFSET \
(TARGET_64BIT ? (TARGET_X32 ? 0x40 : 0x70) : 0x30) (TARGET_64BIT ? (TARGET_X32 ? 0x40 : 0x70) : 0x30)
#endif #endif