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[Bug rtl-optimization/80425] Extra inter-unit register move with zero-extension
- From: "uros at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 07 Nov 2017 18:51:54 +0000
- Subject: [Bug rtl-optimization/80425] Extra inter-unit register move with zero-extension
- Auto-submitted: auto-generated
- References: <bug-80425-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80425
--- Comment #7 from uros at gcc dot gnu.org ---
Author: uros
Date: Tue Nov 7 18:51:22 2017
New Revision: 254505
URL: https://gcc.gnu.org/viewcvs?rev=254505&root=gcc&view=rev
Log:
PR target/80425
* config/i386.i386.md (*zero_extendsidi2): Change (?r,*Yj), (?*Yi,r)
and (*x,m) to ($r,Yj), ($Yi,r) and ($x,m).
(zero-extendsidi peephole2): Remove peephole.
testsuite/ChangeLog:
PR target/80425
* gcc.target/i386/pr80425-3.c: New test.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr80425-3.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.md
trunk/gcc/testsuite/ChangeLog