r235028 - in /trunk/gcc: ChangeLog config/i386/...

Fri Apr 15 13:35:00 GMT 2016

Author: bernds
Date: Fri Apr 15 13:35:12 2016
New Revision: 235028

URL: https://gcc.gnu.org/viewcvs?rev=235028&root=gcc&view=rev
Log:
i386: Don't convert stack operations to pushes if using a redzone.

	* config/i386/i386-protos.h (ix86_using_red_zone): Declare.
	* config/i386/i386.c (ix86_using_red_zone): No longer static.
	* config/i386/i386.md (stack decrement to push peepholes): Guard
	with !x86_using_red_zone ().

testsuite/
	* gcc.target/i386/pr46470.c: Add -mno-red-zone to dg-options for
	x86_64.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386-protos.h
    trunk/gcc/config/i386/i386.c
    trunk/gcc/config/i386/i386.md
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.target/i386/pr46470.c