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| author | H.J. Lu <hjl.tools@gmail.com> | 2023-03-14 11:41:51 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2025-04-28 21:29:00 +0800 |
| commit | b9ea3b2ef98048f93b02fcd6ff51777bce1676c2 (patch) | |
| tree | 0ff9f36da807530f53343a4b119335f60a13879d /gcc/fortran/expr.cc | |
| parent | 7a16ef443b13fff9537baa533597836c57131262 (diff) | |
| download | gcc-b9ea3b2ef98048f93b02fcd6ff51777bce1676c2.zip gcc-b9ea3b2ef98048f93b02fcd6ff51777bce1676c2.tar.gz gcc-b9ea3b2ef98048f93b02fcd6ff51777bce1676c2.tar.bz2 | |
x86: Properly find the maximum stack slot alignment
Don't assume that stack slots can only be accessed by stack or frame
registers. We first find all registers defined by stack or frame
registers. Then check memory accesses by such registers, including
stack and frame registers.
gcc/
PR target/109780
PR target/109093
* config/i386/i386.cc (stack_access_data): New.
(ix86_update_stack_alignment): Likewise.
(ix86_find_all_reg_use_1): Likewise.
(ix86_find_all_reg_use): Likewise.
(ix86_find_max_used_stack_alignment): Also check memory accesses
from registers defined by stack or frame registers.
gcc/testsuite/
PR target/109780
PR target/109093
* g++.target/i386/pr109780-1.C: New test.
* gcc.target/i386/pr109093-1.c: Likewise.
* gcc.target/i386/pr109780-1.c: Likewise.
* gcc.target/i386/pr109780-2.c: Likewise.
* gcc.target/i386/pr109780-3.c: Likewise.
Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
Co-Authored-By: Uros Bizjak <ubizjak@gmail.com>
Diffstat (limited to 'gcc/fortran/expr.cc')
0 files changed, 0 insertions, 0 deletions