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re PR target/35757 (Incorrect contraint on sse4_1_blendp<ssemodesuffixf2c>)

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gcc/

2008-03-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/35757
	* config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
	proper error message for the third argument on blendpd and
	blendps.

	* config/i386/sse.md (blendbits): New.
	(sse4_1_blendp<ssemodesuffixf2c>): Use it.

gcc/testsuite/

2008-03-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/35757
	* gcc.target/i386/sse4_1-blendps-2.c: New.
	* gcc.target/i386/sse4_1-pblendw-2.c: Likewise.

From-SVN: r133736
This commit is contained in:
H.J. Lu 2008-03-30 21:13:33 +00:00 committed by H.J. Lu
parent e14c931f31
commit 23594c97b3
6 changed files with 181 additions and 1 deletions
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10
gcc/ChangeLog
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@ -1,3 +1,13 @@
2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
PR target/35757
* config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
proper error message for the third argument on blendpd and
blendps.
* config/i386/sse.md (blendbits): New.
(sse4_1_blendp<ssemodesuffixf2c>): Use it.
2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.

5
gcc/config/i386/i386.c
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@ -19738,9 +19738,14 @@ ix86_expand_sse_4_operands_builtin (enum insn_code icode, tree exp,
case CODE_FOR_sse4_1_roundsd:
case CODE_FOR_sse4_1_roundss:
case CODE_FOR_sse4_1_blendps:
error ("the third argument must be a 4-bit immediate");
return const0_rtx;
case CODE_FOR_sse4_1_blendpd:
error ("the third argument must be a 2-bit immediate");
return const0_rtx;
default:
error ("the third argument must be an 8-bit immediate");
return const0_rtx;

5
gcc/config/i386/sse.md
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@ -53,6 +53,9 @@
;; Mapping of vector modes back to the scalar modes
(define_mode_attr ssescalarmode [(V4SF "SF") (V2DF "DF")])
;; Mapping of immediate bits for blend instructions
(define_mode_attr blendbits [(V4SF "15") (V2DF "3")])
;; Patterns whose name begins with "sse{,2,3}_" are invoked by intrinsics.
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
@ -6283,7 +6286,7 @@
(vec_merge:SSEMODEF2P
(match_operand:SSEMODEF2P 2 "nonimmediate_operand" "xm")
(match_operand:SSEMODEF2P 1 "register_operand" "0")
(match_operand:SI 3 "const_0_to_3_operand" "n")))]
(match_operand:SI 3 "const_0_to_<blendbits>_operand" "n")))]
"TARGET_SSE4_1"
"blendp<ssemodesuffixf2c>\t{%3, %2, %0|%0, %2, %3}"
[(set_attr "type" "ssemov")

6
gcc/testsuite/ChangeLog
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@ -1,3 +1,9 @@
2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
PR target/35757
* gcc.target/i386/sse4_1-blendps-2.c: New.
* gcc.target/i386/sse4_1-pblendw-2.c: Likewise.
2008-03-30 Thomas Koenig <tkoenig@gcc.gnu.org>
* gfortran.dg/internal_pack_1.f90: Added complex to test case.

77
gcc/testsuite/gcc.target/i386/sse4_1-blendps-2.c Normal file
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@ -0,0 +1,77 @@
/* { dg-do run } */
/* { dg-require-effective-target sse4 } */
/* { dg-options "-O2 -msse4.1" } */
#include "sse4_1-check.h"
#include <smmintrin.h>
#include <string.h>
#define NUM 20
#undef MASK
#define MASK 0xe
static void
init_blendps (float *src1, float *src2)
{
int i, sign = 1;
for (i = 0; i < NUM * 4; i++)
{
src1[i] = i * i * sign;
src2[i] = (i + 20) * sign;
sign = -sign;
}
}
static int
check_blendps (__m128 *dst, float *src1, float *src2)
{
float tmp[4];
int j;
memcpy (&tmp[0], src1, sizeof (tmp));
for (j = 0; j < 4; j++)
if ((MASK & (1 << j)))
tmp[j] = src2[j];
return memcmp (dst, &tmp[0], sizeof (tmp));
}
static void
sse4_1_test (void)
{
__m128 x, y;
union
{
__m128 x[NUM];
float f[NUM * 4];
} dst, src1, src2;
union
{
__m128 x;
float f[4];
} src3;
int i;
init_blendps (src1.f, src2.f);
/* Check blendps imm8, m128, xmm */
for (i = 0; i < NUM; i++)
{
dst.x[i] = _mm_blend_ps (src1.x[i], src2.x[i], MASK);
if (check_blendps (&dst.x[i], &src1.f[i * 4], &src2.f[i * 4]))
abort ();
}
/* Check blendps imm8, xmm, xmm */
x = _mm_blend_ps (dst.x[2], src3.x, MASK);
y = _mm_blend_ps (src3.x, dst.x[2], MASK);
if (check_blendps (&x, &dst.f[8], &src3.f[0]))
abort ();
if (check_blendps (&y, &src3.f[0], &dst.f[8]))
abort ();
}

79
gcc/testsuite/gcc.target/i386/sse4_1-pblendw-2.c Normal file
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@ -0,0 +1,79 @@
/* { dg-do run } */
/* { dg-require-effective-target sse4 } */
/* { dg-options "-O2 -msse4.1" } */
#include "sse4_1-check.h"
#include <smmintrin.h>
#include <string.h>
#define NUM 20
#undef MASK
#define MASK 0xfe
static void
init_pblendw (short *src1, short *src2)
{
int i, sign = 1;
for (i = 0; i < NUM * 8; i++)
{
src1[i] = i * i * sign;
src2[i] = (i + 20) * sign;
sign = -sign;
}
}
static int
check_pblendw (__m128i *dst, short *src1, short *src2)
{
short tmp[8];
int j;
memcpy (&tmp[0], src1, sizeof (tmp));
for (j = 0; j < 8; j++)
if ((MASK & (1 << j)))
tmp[j] = src2[j];
return memcmp (dst, &tmp[0], sizeof (tmp));
}
static void
sse4_1_test (void)
{
__m128i x, y;
union
{
__m128i x[NUM];
short s[NUM * 8];
} dst, src1, src2;
union
{
__m128i x;
short s[8];
} src3;
int i;
init_pblendw (src1.s, src2.s);
/* Check pblendw imm8, m128, xmm */
for (i = 0; i < NUM; i++)
{
dst.x[i] = _mm_blend_epi16 (src1.x[i], src2.x[i], MASK);
if (check_pblendw (&dst.x[i], &src1.s[i * 8], &src2.s[i * 8]))
abort ();
}
/* Check pblendw imm8, xmm, xmm */
src3.x = _mm_setzero_si128 ();
x = _mm_blend_epi16 (dst.x[2], src3.x, MASK);
y = _mm_blend_epi16 (src3.x, dst.x[2], MASK);
if (check_pblendw (&x, &dst.s[16], &src3.s[0]))
abort ();
if (check_pblendw (&y, &src3.s[0], &dst.s[16]))
abort ();
}