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| author | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-02-16 20:37:49 +0000 |
|---|---|---|
| committer | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-02-16 20:37:49 +0000 |
| commit | 0fb2a9980fb514705fca77f06309793b76c7e917 (patch) | |
| tree | 5714dffe97f911ae5c3baa320d1c4804984b80b2 | |
| parent | c05ac95698656fc7584d08104e5719c26f4bb7ce (diff) | |
| download | gcc-0fb2a9980fb514705fca77f06309793b76c7e917.tar.gz | |
gcc/
2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
PR target/37049
* config/i386/i386.c (ix86_expand_push): Set memory alignment
to function argument boundary.
gcc/testsuite/
2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
PR target/37049
* gcc.target/i386/push-1.c: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@144209 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/push-1.c | 15 |
4 files changed, 32 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a881d27fa49..981f150f3b1 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2009-02-16 H.J. Lu <hongjiu.lu@intel.com> + + PR target/37049 + * config/i386/i386.c (ix86_expand_push): Set memory alignment + to function argument boundary. + 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com> * config/picochip/picochip.md (lea_add): Allow any nonimmediate diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 9c758a223ee..582a9dc4a69 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -12594,6 +12594,12 @@ ix86_expand_push (enum machine_mode mode, rtx x) emit_move_insn (stack_pointer_rtx, tmp); tmp = gen_rtx_MEM (mode, stack_pointer_rtx); + + /* When we push an operand onto stack, it has to be aligned at least + at the function argument boundary. */ + set_mem_align (tmp, + ix86_function_arg_boundary (mode, NULL_TREE)); + emit_move_insn (tmp, x); } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index f7d499cf296..73f0bc58a6e 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2009-02-16 H.J. Lu <hongjiu.lu@intel.com> + + PR target/37049 + * gcc.target/i386/push-1.c: New. + 2009-02-15 Uros Bizjak <ubizjak@gmail.com> * gcc.dg/struct/w_prof_single_str_global.c: Mask return value. diff --git a/gcc/testsuite/gcc.target/i386/push-1.c b/gcc/testsuite/gcc.target/i386/push-1.c new file mode 100644 index 00000000000..cf5a1041364 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/push-1.c @@ -0,0 +1,15 @@ +/* { dg-do compile { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */ +/* { dg-options "-w -msse2 -Os" } */ + +typedef float __m128 __attribute__ ((__vector_size__ (16), __may_alias__)); + +extern void foo (__m128 x, __m128 y ,__m128 z ,__m128 a, int size); + +void +bar (void) +{ + __m128 x = { 1.0 }; + foo (x, x, x, x, 5); +} + +/* { dg-final { scan-assembler-not "movups" } } */ |