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re PR target/37157 (Wrong insn for _mm_unpackhi_epi64)

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gcc/

2008-08-19  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/37157
	* config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
	before (sse2_shufpd_<mode>).

gcc/testsuite/

2008-08-19  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/37157
	* gcc.target/i386/sse2-unpack-1.c: New.

From-SVN: r139232
This commit is contained in:
H.J. Lu 2008-08-19 12:49:28 +00:00 • committed by H.J. Lu
parent e92cbe3a1d
commit b8aaf5063d
4 changed files with 59 additions and 28 deletions
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6
gcc/ChangeLog
View file

@ -1,3 +1,9 @@
2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
PR target/37157
* config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
before (sse2_shufpd_<mode>).
2008-08-19 Jakub Jelinek <jakub@redhat.com>
PR debug/37156

57
gcc/config/i386/sse.md
View file

@ -2610,6 +2610,35 @@
(const_int 3)])))]
"TARGET_SSE2")
;; punpcklqdq and punpckhqdq are shorter than shufpd.
(define_insn "sse2_punpckhqdq"
[(set (match_operand:V2DI 0 "register_operand" "=x")
(vec_select:V2DI
(vec_concat:V4DI
(match_operand:V2DI 1 "register_operand" "0")
(match_operand:V2DI 2 "nonimmediate_operand" "xm"))
(parallel [(const_int 1)
(const_int 3)])))]
"TARGET_SSE2"
"punpckhqdq\t{%2, %0|%0, %2}"
[(set_attr "type" "sselog")
(set_attr "prefix_data16" "1")
(set_attr "mode" "TI")])
(define_insn "sse2_punpcklqdq"
[(set (match_operand:V2DI 0 "register_operand" "=x")
(vec_select:V2DI
(vec_concat:V4DI
(match_operand:V2DI 1 "register_operand" "0")
(match_operand:V2DI 2 "nonimmediate_operand" "xm"))
(parallel [(const_int 0)
(const_int 2)])))]
"TARGET_SSE2"
"punpcklqdq\t{%2, %0|%0, %2}"
[(set_attr "type" "sselog")
(set_attr "prefix_data16" "1")
(set_attr "mode" "TI")])
(define_insn "sse2_shufpd_<mode>"
[(set (match_operand:SSEMODE2D 0 "register_operand" "=x")
(vec_select:SSEMODE2D
@ -4438,34 +4467,6 @@
(set_attr "prefix_data16" "1")
(set_attr "mode" "TI")])
(define_insn "sse2_punpckhqdq"
[(set (match_operand:V2DI 0 "register_operand" "=x")
(vec_select:V2DI
(vec_concat:V4DI
(match_operand:V2DI 1 "register_operand" "0")
(match_operand:V2DI 2 "nonimmediate_operand" "xm"))
(parallel [(const_int 1)
(const_int 3)])))]
"TARGET_SSE2"
"punpckhqdq\t{%2, %0|%0, %2}"
[(set_attr "type" "sselog")
(set_attr "prefix_data16" "1")
(set_attr "mode" "TI")])
(define_insn "sse2_punpcklqdq"
[(set (match_operand:V2DI 0 "register_operand" "=x")
(vec_select:V2DI
(vec_concat:V4DI
(match_operand:V2DI 1 "register_operand" "0")
(match_operand:V2DI 2 "nonimmediate_operand" "xm"))
(parallel [(const_int 0)
(const_int 2)])))]
"TARGET_SSE2"
"punpcklqdq\t{%2, %0|%0, %2}"
[(set_attr "type" "sselog")
(set_attr "prefix_data16" "1")
(set_attr "mode" "TI")])
(define_insn "*sse4_1_pinsrb"
[(set (match_operand:V16QI 0 "register_operand" "=x")
(vec_merge:V16QI

5
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,8 @@
2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
PR target/37157
* gcc.target/i386/sse2-unpack-1.c: New.
2008-08-19 Jakub Jelinek <jakub@redhat.com>
PR debug/37156

19
gcc/testsuite/gcc.target/i386/sse2-unpack-1.c Normal file
View file

@ -0,0 +1,19 @@
/* { dg-do compile } */
/* { dg-options "-O2 -msse2" } */
#include <emmintrin.h>
__m128i
foo1 (__m128i s1, __m128i s2)
{
return _mm_unpackhi_epi64 (s1, s2);
}
__m128i
foo2 (__m128i s1, __m128i s2)
{
return _mm_unpacklo_epi64 (s1, s2);
}
/* { dg-final { scan-assembler "punpcklqdq" } } */
/* { dg-final { scan-assembler "punpckhqdq" } } */