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| author | Joey Ye <joey.ye@intel.com> | 2009-06-12 05:54:30 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2009-06-12 05:54:30 -0700 |
| commit | f85882d8e1640453ca69be5ed13863167b26d869 (patch) | |
| tree | 89cf6e9d3389a80f867d5f7c9315355646308b30 /gcc/function.c | |
| parent | fc9f468b5fbc938fb39fd1917918b37fc3448496 (diff) | |
| download | gcc-f85882d8e1640453ca69be5ed13863167b26d869.zip gcc-f85882d8e1640453ca69be5ed13863167b26d869.tar.gz gcc-f85882d8e1640453ca69be5ed13863167b26d869.tar.bz2 | |
re PR target/39146 (Unnecessary stack alignment)
gcc/
2009-06-12 Joey Ye <joey.ye@intel.com>
PR middle-end/39146
* cfgexpand.c (get_decl_align_unit): Update
max_used_stack_slot_alignment with align instead of
stack_alignment_needed.
* function.c (assign_stack_local_1): Update
max_used_stack_slot_alignment with alignment_in_bits instead
of stack_alignment_needed.
(locate_and_pad_parm): Don't update max_used_stack_slot_alignment
here.
gcc/testsuite/
2009-06-12 Joey Ye <joey.ye@intel.com>
H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/39146
* gcc.target/i386/stackalign/pr39146.c: New.
From-SVN: r148428
Diffstat (limited to 'gcc/function.c')
| -rw-r--r-- | gcc/function.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/gcc/function.c b/gcc/function.c index ddf08b04..8274177 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -355,8 +355,8 @@ assign_stack_local_1 (enum machine_mode mode, HOST_WIDE_INT size, if (crtl->stack_alignment_needed < alignment_in_bits) crtl->stack_alignment_needed = alignment_in_bits; - if (crtl->max_used_stack_slot_alignment < crtl->stack_alignment_needed) - crtl->max_used_stack_slot_alignment = crtl->stack_alignment_needed; + if (crtl->max_used_stack_slot_alignment < alignment_in_bits) + crtl->max_used_stack_slot_alignment = alignment_in_bits; /* Calculate how many bytes the start of local variables is off from stack alignment. */ @@ -3520,8 +3520,6 @@ locate_and_pad_parm (enum machine_mode passed_mode, tree type, int in_regs, calling function side. */ if (crtl->stack_alignment_needed < boundary) crtl->stack_alignment_needed = boundary; - if (crtl->max_used_stack_slot_alignment < crtl->stack_alignment_needed) - crtl->max_used_stack_slot_alignment = crtl->stack_alignment_needed; if (crtl->preferred_stack_boundary < boundary) crtl->preferred_stack_boundary = boundary; |