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r248070 - in /trunk/gcc: ChangeLog config/i386/...


Author: uros
Date: Mon May 15 19:04:35 2017
New Revision: 248070

URL: https://gcc.gnu.org/viewcvs?rev=248070&root=gcc&view=rev
Log:
	* config/i386.i386.md (*zero_extendsidi2): Do not penalize
	non-interunit SSE move alternatives with '?'.
	(zero-extendsidi peephole2): New peephole to skip intermediate
	general register in SSE zero-extend sequence.

testsuite/ChangeLog:

	* gcc.target/i386/pr80425-1.c: New test.
	* gcc.target/i386/pr80425-2.c: Ditto.


Added:
    trunk/gcc/testsuite/gcc.target/i386/pr80425-1.c
    trunk/gcc/testsuite/gcc.target/i386/pr80425-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.md
    trunk/gcc/testsuite/ChangeLog


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