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| author | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-07-06 11:50:47 +0000 |
|---|---|---|
| committer | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-07-06 11:50:47 +0000 |
| commit | 9a56363e14dfb9c83b950c5d1f6fe04bf227624b (patch) | |
| tree | ea60216ac576d7157e4692639d99d39d9a125347 /gcc/config/i386 | |
| parent | 8697277d3818237717b7b73cd2445804d7a93a1d (diff) | |
| download | gcc-9a56363e14dfb9c83b950c5d1f6fe04bf227624b.tar.gz | |
Allow -mincoming-stack-boundary=3 with -mno-sse
Similar to -mpreferred-stack-boundary=3, -mincoming-stack-boundary=3 is
allowed with -mno-sse in 64-bit mode.
gcc/
PR target/53383
* config/i386/i386.c (ix86_option_override_internal): Allow
-mincoming-stack-boundary=3 for 64-bit if SSE is disabled.
gcc/testsuite/
PR target/53383
* gcc.target/i386/pr53383-1.c: New file.
* gcc.target/i386/pr53383-2.c: Likewise.
* gcc.target/i386/pr53383-3.c: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@225452 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/i386')
| -rw-r--r-- | gcc/config/i386/i386.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 7d26e8c2bd0..0a5dfd3554d 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -4085,12 +4085,13 @@ ix86_option_override_internal (bool main_args_p, ix86_incoming_stack_boundary = ix86_default_incoming_stack_boundary; if (opts_set->x_ix86_incoming_stack_boundary_arg) { - if (opts->x_ix86_incoming_stack_boundary_arg - < (TARGET_64BIT_P (opts->x_ix86_isa_flags) ? 4 : 2) + int min = (TARGET_64BIT_P (opts->x_ix86_isa_flags) + ? (TARGET_SSE_P (opts->x_ix86_isa_flags) ? 4 : 3) : 2); + + if (opts->x_ix86_incoming_stack_boundary_arg < min || opts->x_ix86_incoming_stack_boundary_arg > 12) error ("-mincoming-stack-boundary=%d is not between %d and 12", - opts->x_ix86_incoming_stack_boundary_arg, - TARGET_64BIT_P (opts->x_ix86_isa_flags) ? 4 : 2); + opts->x_ix86_incoming_stack_boundary_arg, min); else { ix86_user_incoming_stack_boundary |