File: sse4_1-pmuldq.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A12.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 959,712 kB
  • sloc: cpp: 3,275,382; ansic: 2,061,766; ada: 840,956; f90: 208,513; makefile: 76,132; asm: 73,433; xml: 50,448; exp: 34,146; sh: 32,436; objc: 15,637; fortran: 14,012; python: 11,991; pascal: 6,787; awk: 4,779; perl: 3,054; yacc: 338; ml: 285; lex: 201; haskell: 122
file content (51 lines) | stat: -rw-r--r-- 880 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
 
/* { dg-do run } */
/* { dg-options "-O2 -mpower8-vector" } */
/* { dg-require-effective-target p8vector_hw } */

#ifndef CHECK_H
#define CHECK_H "sse4_1-check.h"
#endif

#ifndef TEST
#define TEST sse4_1_test
#endif

#include CHECK_H

#include <smmintrin.h>

#define NUM 64

static void
TEST (void)
{
  union
    {
      __m128i x[NUM / 2];
      long long ll[NUM];
    } dst;
  union
    {
      __m128i x[NUM / 2];
      int i[NUM * 2];
    } src1, src2;
  int i, sign = 1;
  long long value;

  for (i = 0; i < NUM * 2; i += 2)
    {
      src1.i[i] = i * i * sign;
      src2.i[i] = (i + 20) * sign;
      sign = -sign;
    }

  for (i = 0; i < NUM; i += 2)
    dst.x[i / 2] = _mm_mul_epi32 (src1.x[i / 2], src2.x[i / 2]);

  for (i = 0; i < NUM; i++)
    {
      value = (long long) src1.i[i * 2] * (long long) src2.i[i * 2];
      if (value != dst.ll[i])
	abort ();
    }
}