r235642 - in /trunk/gcc: ChangeLog config/i386/...

[uros@gcc.gnu.org]

Author: uros
Date: Fri Apr 29 14:43:29 2016
New Revision: 235642

URL: https://gcc.gnu.org/viewcvs?rev=235642&root=gcc&view=rev
Log:
	* config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
	(probe_stack): New expander.
	(probe_stack_<mode>): New insn pattern.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.md