r234825 - in /trunk/gcc: ChangeLog config/arm/t...

[ktkachov@gcc.gnu.org]

Author: ktkachov
Date: Fri Apr  8 09:39:44 2016
New Revision: 234825

URL: https://gcc.gnu.org/viewcvs?rev=234825&root=gcc&view=rev
Log:
[ARM] PR target/70566 Check that condition register is dead in tst-imm -> lsls-imm Thumb2 peepholes

	PR target/70566
	* config/arm/thumb2.md (tst + branch-> lsls + branch
	peephole below *orsi_not_shiftsi_si): Require that condition
	register is dead after the peephole.
	(second peephole after the above): Likewise.

	* gcc.c-torture/execute/pr70566.c: New test.


Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr70566.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/arm/thumb2.md
    trunk/gcc/testsuite/ChangeLog