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author | H.J. Lu <hongjiu.lu@intel.com> | 2017-08-07 11:49:10 +0000 |
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committer | H.J. Lu <hjl@gcc.gnu.org> | 2017-08-07 04:49:10 -0700 |
commit | 079a03638c5c38918f608c496ca1032a9ddc26c9 (patch) | |
tree | 8789d79f13ef45850fab00accf16b4d49977cbf9 /gcc/final.c | |
parent | 356512c0660a1f549c48128ab63cc56077d05db2 (diff) | |
download | gcc-079a03638c5c38918f608c496ca1032a9ddc26c9.zip gcc-079a03638c5c38918f608c496ca1032a9ddc26c9.tar.gz gcc-079a03638c5c38918f608c496ca1032a9ddc26c9.tar.bz2 |
i386: Don't use frame pointer without stack access
When there is no stack access, there is no need to use frame pointer
even if -fno-omit-frame-pointer is used.
gcc/
PR target/81736
* config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
to ...
(ix86_finalize_stack_frame_flags): This. Also clear
frame_pointer_needed if -fno-omit-frame-pointer is used without
stack access.
(ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
with ix86_finalize_stack_frame_flags.
(ix86_expand_epilogue): Likewise.
(ix86_expand_split_stack_prologue): Likewise.
gcc/testsuite/
PR target/81736
* gcc.target/i386/pr81736-1.c: New test.
* gcc.target/i386/pr81736-2.c: Likewise.
* gcc.target/i386/pr81736-3.c: Likewise.
* gcc.target/i386/pr81736-4.c: Likewise.
From-SVN: r250916
Diffstat (limited to 'gcc/final.c')
0 files changed, 0 insertions, 0 deletions