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r231226 - in /trunk/gcc: ChangeLog ifcvt.c test...


Author: ktkachov
Date: Thu Dec  3 13:28:55 2015
New Revision: 231226

URL: https://gcc.gnu.org/viewcvs?rev=231226&root=gcc&view=rev
Log:
[RTL-ifcvt] PR rtl-optimization/68624: Clean up logic that checks for clobbering conflicts across basic blocks

	PR rtl-optimization/68624
	* ifcvt.c (noce_try_cmove_arith): Check clobbers of temp regs in both
	blocks if they exist and simplify the logic choosing the order to emit
	them in.

	* gcc.c-torture/execute/pr68624.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr68624.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ifcvt.c
    trunk/gcc/testsuite/ChangeLog


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