r257031 - in /trunk/gcc: ChangeLog config/i386/...

[law@gcc.gnu.org]

Author: law
Date: Wed Jan 24 21:57:16 2018
New Revision: 257031

URL: https://gcc.gnu.org/viewcvs?rev=257031&root=gcc&view=rev
Log:
	PR target/83994
	* i386.c (get_probe_interval): Move to earlier point.
	(ix86_compute_frame_layout): If -fstack-clash-protection and
	the frame is larger than the probe interval, then use pushes
	to save registers rather than reg->mem moves.
	(ix86_expand_prologue): Remove conditional for int_registers_saved
	assertion.

	PR target/83994
	* gcc.target/i386/pr83994.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr83994.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/testsuite/ChangeLog