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[Bug target/32661] __builtin_ia32_vec_ext suboptimal for pointer/ref args
- From: "uros at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 28 Aug 2007 09:52:20 -0000
- Subject: [Bug target/32661] __builtin_ia32_vec_ext suboptimal for pointer/ref args
- References: <bug-32661-14600@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from uros at gcc dot gnu dot org 2007-08-28 09:52 -------
Subject: Bug 32661
Author: uros
Date: Tue Aug 28 09:52:06 2007
New Revision: 127857
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=127857
Log:
PR target/32661
* simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
operand) when top VEC_SELECT extracts scalar element.
* config/i386/sse.md (*vec_extract_v4si_mem): New.
(*vec_extract_v4sf_mem): Ditto.
testsuite/ChangeLog:
PR target/32661
* gcc.target/i386/pr32661.c: New test.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr32661.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/sse.md
trunk/gcc/simplify-rtx.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32661