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| author | H.J. Lu <hongjiu.lu@intel.com> | 2017-07-09 18:25:49 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2017-07-09 11:25:49 -0700 |
| commit | 35c95658180e67503f9de96567ab4d6e71b10a6e (patch) | |
| tree | 958a5f65c985b55904f9ac79c387b66910f49bfc /libgcc | |
| parent | 4669526d7eee93bc6c5b54b6accf98b384f36f56 (diff) | |
| download | gcc-35c95658180e67503f9de96567ab4d6e71b10a6e.zip gcc-35c95658180e67503f9de96567ab4d6e71b10a6e.tar.gz gcc-35c95658180e67503f9de96567ab4d6e71b10a6e.tar.bz2 | |
x86: Use DRAP only if there are outgoing arguments on stack
Since DRAP is needed only if there are outgoing arguments on stack, we
should track outgoing arguments on stack and avoid setting need_drap to
true when there are no outgoing arguments on stack.
gcc/
PR target/81313
* config/i386/i386.c (ix86_function_arg_advance): Set
outgoing_args_on_stack to true if there are outgoing arguments
on stack.
(ix86_function_arg): Likewise.
(ix86_get_drap_rtx): Use DRAP only if there are outgoing
arguments on stack and ACCUMULATE_OUTGOING_ARGS is false.
* config/i386/i386.h (machine_function): Add
outgoing_args_on_stack.
gcc/testsuite/
PR target/81313
* gcc.target/i386/pr81313-1.c: New test.
* gcc.target/i386/pr81313-2.c: Likewise.
* gcc.target/i386/pr81313-3.c: Likewise.
* gcc.target/i386/pr81313-4.c: Likewise.
* gcc.target/i386/pr81313-5.c: Likewise.
From-SVN: r250084
Diffstat (limited to 'libgcc')
0 files changed, 0 insertions, 0 deletions