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[Bug target/67439] [4.9/5/6 Regression]ICE: unrecognizable insn compiling arm-fp16 testcases with -march=armv7-a and -mrestrict-it
- From: "ktkachov at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 10 Sep 2015 10:44:15 +0000
- Subject: [Bug target/67439] [4.9/5/6 Regression]ICE: unrecognizable insn compiling arm-fp16 testcases with -march=armv7-a and -mrestrict-it
- Auto-submitted: auto-generated
- References: <bug-67439-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67439
--- Comment #6 from ktkachov at gcc dot gnu.org ---
Author: ktkachov
Date: Thu Sep 10 10:43:43 2015
New Revision: 227630
URL: https://gcc.gnu.org/viewcvs?rev=227630&root=gcc&view=rev
Log:
[ARM] PR 67439: Allow matching of *arm32_movhf when -mrestrict-it is on
PR target/67439
* config/arm/arm.md (*arm32_movhf): Remove !arm_restrict_it from
predicate. Set predicable_short_it attr to "no".
* gcc.target/arm/pr67439_1.c: New test.
Added:
trunk/gcc/testsuite/gcc.target/arm/pr67439_1.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/arm/arm.md
trunk/gcc/testsuite/ChangeLog