[Bug target/19530] MMX load intrinsic produces SSE superfluous instructions (movlps)

[cvs-commit 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:     [EMAIL PROTECTED]       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



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19530