[Bug target/91489] misplaced stack pointer when __ms_hook_prologue__ attribute is used

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91489

--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Jeff Law <l...@gcc.gnu.org>:

https://gcc.gnu.org/g:659ba632e440280e8d61e1ae870e917765db5ae5

commit r11-4806-g659ba632e440280e8d61e1ae870e917765db5ae5
Author: Jeff Law <l...@torsion.usersys.redhat.com>
Date:   Fri Nov 6 17:38:00 2020 -0500

    Fix stack pointer handling in ms_hook_prologue functions for i386 target.

    gcc/
            PR target/91489
            * config/i386/i386.md (simple_return): Also check
            for ms_hook_prologue function attribute.
            * config/i386/i386.c (ix86_can_use_return_insn_p):
            Also check for ms_hook_prologue function attribute.
            * config/i386/i386-protos.h (ix86_function_ms_hook_prologue):
Declare.

    gcc/testsuite
            PR target/91489
            * gcc.target/i386/ms_hook_prologue.c: Expand testcase
            to reproduce PR target/91489 issue.