r250965 - in /trunk/gcc: ChangeLog config/i386/...

[uros@gcc.gnu.org]

Author: uros
Date: Tue Aug  8 16:48:46 2017
New Revision: 250965

URL: https://gcc.gnu.org/viewcvs?rev=250965&root=gcc&view=rev
Log:
	PR target/81708
	* config/i386/i386.opt (mstack-protector-guard-reg=): New option
	(mstack-protector-guard-offset=): Ditto.
	* config/i386/i386.c (ix86_option_override): Handle
	-mstack-protector-guard-reg= and -mstack-protector-guard-offset=
	options.
	(ix86_stack_protect_guard): Use ix86_stack_protect_guard_reg and
	ix86_stack_protect_guard_offset variables.
	(TARGET_STACK_PROTECT_GUARD): Always define.
	* doc/invoke.texi (x86 Options): Document -mstack-protector-guard-reg=
	and -mstack-protector-guard-offset= options.

testsuite/ChangeLog:

	PR target/81708
	* gcc.target/i386/stack-prot-guard.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/i386/stack-prot-guard.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/config/i386/i386.opt
    trunk/gcc/doc/invoke.texi
    trunk/gcc/testsuite/ChangeLog