[Bug target/65871] bzhi builtin/intrinsic wrongly assumes bzhi instruction doesn't set the ZF flag
uros at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Apr 29 18:53:00 GMT 2015
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65871
--- Comment #5 from uros at gcc dot gnu.org ---
Author: uros
Date: Wed Apr 29 18:53:19 2015
New Revision: 222588
URL: https://gcc.gnu.org/viewcvs?rev=222588&root=gcc&view=rev
Log:
PR target/65871
* config/i386/i386.md (*bmi_bextr_<mode>_cczonly): New pattern.
(*bmi2_bzhi_<mode>3_1_cczonly): Ditto.
testsuite/ChangeLog:
PR target/65871
* gcc.target/i386/pr65871-1.c: New test
* gcc.target/i386/pr65871-2.c: Ditto.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr65871-1.c
trunk/gcc/testsuite/gcc.target/i386/pr65871-2.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.md
trunk/gcc/testsuite/ChangeLog
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