diff options
| author | Uros Bizjak <uros@gcc.gnu.org> | 2015-10-07 19:42:09 +0200 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2015-10-07 19:42:09 +0200 |
| commit | cba9c7897755fe9f7343d5428b12eea53c98b94e (patch) | |
| tree | 3e395fd8afb8c4fb10c9236ec9c0e860b1e8081b /gcc/tree-ssa-threadupdate.c | |
| parent | 0786e1fe8688691332e6c4f9aab82956546073c5 (diff) | |
| download | gcc-cba9c7897755fe9f7343d5428b12eea53c98b94e.zip gcc-cba9c7897755fe9f7343d5428b12eea53c98b94e.tar.gz gcc-cba9c7897755fe9f7343d5428b12eea53c98b94e.tar.bz2 | |
re PR target/66697 (Feature request: -mstackrealign and force_align_arg_pointer for x86_64)
PR target/66697
* config/i386/i386.c (ix86_option_override_internal): Always use
8-byte minimum stack boundary in 64-bit mode.
(ix86_compute_frame_layout): Remove assert on INCOMING_STACK_BOUNDARY.
(ix86_emit_save_reg_using_mov): Support unaligned SSE store.
Add a REG_CFA_EXPRESSION note if needed.
(ix86_emit_restore_sse_regs_using_mov): Support unaligned SSE load.
(ix86_handle_force_align_arg_pointer_attribute): New.
(ix86_minimum_incoming_stack_boundary): Remove TARGET_64BIT check.
(ix86_attribute_table): Set ix86_force_align_arg_pointer_string
with ix86_handle_force_align_arg_pointer_attribute.
* config/i386/i386.h (MIN_STACK_BOUNDARY): Set to BITS_PER_WORD.
testsuite/ChangeLog:
PR target/66697
* gcc.target/i386/20060512-1.c: Remove ia32 requirement.
(PUSH, POP): New defines.
(sse2_test): Use PUSH and POP to misalign runtime stack.
* gcc.target/i386/20060512-2.c: Remove ia32 requirement.
From-SVN: r228577
Diffstat (limited to 'gcc/tree-ssa-threadupdate.c')
0 files changed, 0 insertions, 0 deletions