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[Bug target/80569] i686: "shrx" instruction generated in 16-bit mode
- 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: Sun, 23 Jul 2017 10:29:01 +0000
- Subject: [Bug target/80569] i686: "shrx" instruction generated in 16-bit mode
- Auto-submitted: auto-generated
- References: <bug-80569-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80569
--- Comment #5 from uros at gcc dot gnu.org ---
Author: uros
Date: Sun Jul 23 10:28:26 2017
New Revision: 250459
URL: https://gcc.gnu.org/viewcvs?rev=250459&root=gcc&view=rev
Log:
PR target/80569
* config/i386/i386.c (ix86_option_override_internal): Disable
BMI, BMI2 and TBM instructions for -m16.
testsuite/ChangeLog:
PR target/80569
* gcc.target/i386/pr80569.c: New test.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr80569.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.c
trunk/gcc/testsuite/ChangeLog