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re PR target/32708 (_mm_cvtsi64x_si128() and _mm_cvtsi128_si64x() inefficient) 

PR target/32708
        * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
        (*vec_concatv2di_rex): New insn pattern.

testsuite/ChangeLog:

        PR target/32708
        * gcc.target/i386/pr32708-1.c: New test.
        * gcc.target/i386/pr32708-2.c: Ditto.
        * gcc.target/i386/pr32708-3.c: Ditto.

From-SVN: r126523
This commit is contained in:
Uros Bizjak 2007-07-10 21:26:58 +02:00
parent 1ef8ecdd2e
commit 558be301bd
6 changed files with 87 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
gcc/ChangeLog
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@ -1,3 +1,9 @@
2007-07-10 Uros Bizjak <ubizjak@gmail.com>
PR target/32708
* config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
(*vec_concatv2di_rex): New insn pattern.
2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
PR target/32538
@ -132,8 +138,8 @@
* optabs.h: Added declaration for signbit_optab.
* optabs.c: (init_optabs): Added initialization for signbit_optab.
* genoptinit.c (optabs): Added entry for signbit insns.
* builtins.c (expand_builtin_signbit): Added code to use a signbit insn,
if available.
* builtins.c (expand_builtin_signbit): Added code to use a signbit
insn, if available.
* config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
* config/s390/s390.md (signbit<mode>2): New expander.

19
gcc/config/i386/sse.md
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@ -4717,7 +4717,7 @@
(vec_concat:V2DI
(match_operand:DI 1 "nonimmediate_operand" " m,*y ,0 ,0,0,m")
(match_operand:DI 2 "vector_move_operand" " C, C,Yt,x,m,0")))]
"TARGET_SSE"
"!TARGET_64BIT && TARGET_SSE"
"@
movq\t{%1, %0|%0, %1}
movq2dq\t{%1, %0|%0, %1}
@ -4728,6 +4728,23 @@
[(set_attr "type" "ssemov,ssemov,sselog,ssemov,ssemov,ssemov")
(set_attr "mode" "TI,TI,TI,V4SF,V2SF,V2SF")])
(define_insn "*vec_concatv2di_rex"
[(set (match_operand:V2DI 0 "register_operand" "=Yt,Yi,!Yt,Yt,x,x,x")
(vec_concat:V2DI
(match_operand:DI 1 "nonimmediate_operand" " m,r ,*y ,0 ,0,0,m")
(match_operand:DI 2 "vector_move_operand" " C,C ,C ,Yt,x,m,0")))]
"TARGET_64BIT"
"@
movq\t{%1, %0|%0, %1}
movq\t{%1, %0|%0, %1}
movq2dq\t{%1, %0|%0, %1}
punpcklqdq\t{%2, %0|%0, %2}
movlhps\t{%2, %0|%0, %2}
movhps\t{%2, %0|%0, %2}
movlps\t{%1, %0|%0, %1}"
[(set_attr "type" "ssemov,ssemov,ssemov,sselog,ssemov,ssemov,ssemov")
(set_attr "mode" "TI,TI,TI,TI,V4SF,V2SF,V2SF")])
(define_expand "vec_setv2di"
[(match_operand:V2DI 0 "register_operand" "")
(match_operand:DI 1 "register_operand" "")

7
gcc/testsuite/ChangeLog
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@ -1,3 +1,10 @@
2007-07-10 Uros Bizjak <ubizjak@gmail.com>
PR target/32708
* gcc.target/i386/pr32708-1.c: New test.
* gcc.target/i386/pr32708-2.c: Ditto.
* gcc.target/i386/pr32708-3.c: Ditto.
2007-07-10 Mark Mitchell <mark@codesourcery.com>
* g++.dg/init/new20.C: Remove svn:executable flag.

18
gcc/testsuite/gcc.target/i386/pr32708-1.c Normal file
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@ -0,0 +1,18 @@
/* { dg-do compile { target i?86-*-* x86_64-*-* } } */
/* { dg-options "-O2 -msse2" } */
typedef long long __v2di __attribute__ ((__vector_size__ (16)));
typedef long long __m128i __attribute__ ((__vector_size__ (16)));
static __inline __m128i __attribute__((__always_inline__))
_mm_set_epi64x (long long __q1, long long __q0)
{
return __extension__ (__m128i)(__v2di){ __q0, __q1 };
}
__m128i long2vector(long long __i)
{
return _mm_set_epi64x (0, __i);
}
/* { dg-final { scan-assembler-not "movq2dq" } } */

18
gcc/testsuite/gcc.target/i386/pr32708-2.c Normal file
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@ -0,0 +1,18 @@
/* { dg-do compile { target { { i?86-*-* x86_64-*-* } && lp64 } } } */
/* { dg-options "-O2 -mtune=k8" } */
typedef long long __v2di __attribute__ ((__vector_size__ (16)));
typedef long long __m128i __attribute__ ((__vector_size__ (16)));
static __inline __m128i __attribute__((__always_inline__))
_mm_set_epi64x (long long __q1, long long __q0)
{
return __extension__ (__m128i)(__v2di){ __q0, __q1 };
}
__m128i long2vector(long long __i)
{
return _mm_set_epi64x (0, __i);
}
/* { dg-final { scan-assembler-not "movq2dq" } } */

18
gcc/testsuite/gcc.target/i386/pr32708-3.c Normal file
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@ -0,0 +1,18 @@
/* { dg-do compile { target { { i?86-*-* x86_64-*-* } && lp64 } } } */
/* { dg-options "-O2 -mtune=core2" } */
typedef long long __v2di __attribute__ ((__vector_size__ (16)));
typedef long long __m128i __attribute__ ((__vector_size__ (16)));
static __inline __m128i __attribute__((__always_inline__))
_mm_set_epi64x (long long __q1, long long __q0)
{
return __extension__ (__m128i)(__v2di){ __q0, __q1 };
}
__m128i long2vector(long long __i)
{
return _mm_set_epi64x (0, __i);
}
/* { dg-final { scan-assembler-not "movq2dq" } } */