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| author | Marcus Shawcroft <marcus.shawcroft@arm.com> | 2010-08-18 08:25:33 +0000 |
|---|---|---|
| committer | Ramana Radhakrishnan <ramana@gcc.gnu.org> | 2010-08-18 08:25:33 +0000 |
| commit | 029e79eb866ef889c1eb3b91d547263e7b8d1c60 (patch) | |
| tree | abb90a18a297a681918852c397794998d5918643 /gcc/tree-ssa-uninit.c | |
| parent | 257f5167d8eaf554f6ed21a25883925d31ac26f5 (diff) | |
| download | gcc-029e79eb866ef889c1eb3b91d547263e7b8d1c60.zip gcc-029e79eb866ef889c1eb3b91d547263e7b8d1c60.tar.gz gcc-029e79eb866ef889c1eb3b91d547263e7b8d1c60.tar.bz2 | |
For Marcus - Implement sync primitives inline for ARM.
2010-08-18 Marcus Shawcroft <marcus.shawcroft@arm.com>
* config/arm/arm-protos.h (arm_expand_sync): New.
(arm_output_memory_barrier, arm_output_sync_insn): New.
(arm_sync_loop_insns): New.
* config/arm/arm.c (FL_ARCH7): New.
(FL_FOR_ARCH7): Include FL_ARCH7.
(arm_arch7): New.
(arm_print_operand): Support %C markup.
(arm_legitimize_sync_memory): New.
(arm_emit, arm_insn_count, arm_count, arm_output_asm_insn): New.
(arm_process_output_memory_barrier, arm_output_memory_barrier): New.
(arm_ldrex_suffix, arm_output_ldrex, arm_output_strex): New.
(arm_output_op2, arm_output_op3, arm_output_sync_loop): New.
(arm_get_sync_operand, FETCH_SYNC_OPERAND): New.
(arm_process_output_sync_insn, arm_output_sync_insn): New.
(arm_sync_loop_insns,arm_call_generator, arm_expand_sync): New.
* config/arm/arm.h (struct arm_sync_generator): New.
(TARGET_HAVE_DMB, TARGET_HAVE_DMB_MCR): New.
(TARGET_HAVE_MEMORY_BARRIER): New.
(TARGET_HAVE_LDREX, TARGET_HAVE_LDREXBHD): New.
* config/arm/arm.md: Include sync.md.
(UNSPEC_MEMORY_BARRIER): New.
(VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK): New.
(VUNSPEC_SYNC_OP):New.
(VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): New.
(sync_result, sync_memory, sync_required_value): New attributes.
(sync_new_value, sync_t1, sync_t2): Likewise.
(sync_release_barrier, sync_op): Likewise.
(length): Add logic to length attribute defintion to call
arm_sync_loop_insns when appropriate.
* config/arm/sync.md: New file.
From-SVN: r163327
Diffstat (limited to 'gcc/tree-ssa-uninit.c')
0 files changed, 0 insertions, 0 deletions