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[Bug target/19530] MMX load intrinsic produces SSE superfluous instructions (movlps)
- From: "cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 20 Jan 2005 18:34:24 -0000
- Subject: [Bug target/19530] MMX load intrinsic produces SSE superfluous instructions (movlps)
- References: <20050119145614.19530.guardia@sympatico.ca>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-01-20 18:34 -------
Subject: Bug 19530
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: rth@gcc.gnu.org 2005-01-20 18:34:13
Modified files:
gcc : ChangeLog
gcc/config/i386: i386.c mmintrin.h mmx.md
Log message:
PR target/19530
* config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
__builtin_ia32_vec_init_v2si.
(_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
* config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
(ix86_init_mmx_sse_builtins): Create it.
(ix86_expand_builtin): Expand it.
(ix86_expand_vector_set): Handle V2SFmode and V2SImode.
* config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
(vec_extractv2si_0, vec_extractv2si_1): New.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.7201&r2=2.7202
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.c.diff?cvsroot=gcc&r1=1.786&r2=1.787
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/mmintrin.h.diff?cvsroot=gcc&r1=1.15&r2=1.16
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/mmx.md.diff?cvsroot=gcc&r1=1.5&r2=1.6
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19530