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[Bug target/70131] PowerPC ISA 2.07 is inefficient at doint (float)(int)x.
- From: "meissner at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 12 Mar 2016 00:11:27 +0000
- Subject: [Bug target/70131] PowerPC ISA 2.07 is inefficient at doint (float)(int)x.
- Auto-submitted: auto-generated
- References: <bug-70131-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70131
--- Comment #2 from Michael Meissner <meissner at gcc dot gnu.org> ---
Author: meissner
Date: Sat Mar 12 00:10:54 2016
New Revision: 234155
URL: https://gcc.gnu.org/viewcvs?rev=234155&root=gcc&view=rev
Log:
[gcc]
2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/70131
* config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
optimization if we have direct move.
(roundu32<mode>2_fprs): Likewise.
[gcc/testsuite]
2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/70131
* gcc.target/powerpc/ppc-round2.c: New test.
Added:
trunk/gcc/testsuite/gcc.target/powerpc/ppc-round2.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/rs6000/rs6000.md
trunk/gcc/testsuite/ChangeLog