r273631 - in /trunk/gcc: ChangeLog config/rs600...

[segher@gcc.gnu.org]

Author: segher
Date: Sat Jul 20 17:34:06 2019
New Revision: 273631

URL: https://gcc.gnu.org/viewcvs?rev=273631&root=gcc&view=rev
Log:
rs6000: Make lwa_operand use any_memory_operand

Testcase from comex, see https://lwn.net/Articles/793932/ .


	* config/rs6000/predicates.md (lwa_operand): Allow volatile memory.

gcc/testsuite/
	* gcc.target/powerpc/volatile-mem.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.target/powerpc/volatile-mem.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/predicates.md
    trunk/gcc/testsuite/ChangeLog