gcc/testsuite/gcc.target/i386/sse-cmpss-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -msse -std=c99" } */
   3 /* { dg-require-effective-target sse } */
   4 /* { dg-require-effective-target c99_runtime } */
   5
   6 #ifndef CHECK_H
   7 #define CHECK_H "sse-check.h"
   8 #endif
   9
  10 #ifndef TEST
  11 #define TEST sse_test
  12 #endif
  13
  14 #include CHECK_H
  15
  16 #include <math.h>
  17
  18 float s1[]={2134.3343, 6678.346, 453.345635, 54646.464356};
  19 float s2[]={41124.234, 6678.346, 8653.65635, 856.43576};
  20 int dd[] = {1, 2, 3, 4};
  21 float d[4];
  22 union{int i[4]; float f[4];} e;
  23
  24 void check(char *id)
  25 {
  26     if(checkVi((int*)d, e.i, 4)){
  27         printf("mm_cmp%s_ss FAILED\n", id);
  28     }
  29 }
  30
  31 static void
  32 TEST ()
  33 {
  34     __m128 source1, source2, dest;
  35     int i;
  36
  37 #define CMP(cmp, rel)                                   \
  38     e.i[0] = rel ? -1 : 0;                              \
  39     dest = _mm_loadu_ps((float*)dd);                    \
  40     source1 = _mm_loadu_ps(s1);                         \
  41     source2 = _mm_loadu_ps(s2);                         \
  42     dest = _mm_cmp##cmp##_ss(source1, source2);         \
  43     _mm_storeu_ps(d, dest);                             \
  44     check("" #cmp "");
  45
  46     for(i = 1; i < 4; i++) e.f[i] = s1[i];
  47
  48     CMP(eq, !isunordered(s1[0], s2[0]) && s1[0] == s2[0]);
  49     CMP(lt, !isunordered(s1[0], s2[0]) && s1[0] < s2[0]);
  50     CMP(le, !isunordered(s1[0], s2[0]) && s1[0] <= s2[0]);
  51     CMP(unord, isunordered(s1[0], s2[0]));
  52     CMP(neq, isunordered(s1[0], s2[0]) || s1[0] != s2[0]);
  53     CMP(nlt, isunordered(s1[0], s2[0]) || s1[0] >= s2[0]);
  54     CMP(nle, isunordered(s1[0], s2[0]) || s1[0] > s2[0]);
  55     CMP(ord, !isunordered(s1[0], s2[0]));
  56
  57     CMP(ge, isunordered(s1[0], s2[0]) || s1[0] >= s2[0]);
  58     CMP(gt, isunordered(s1[0], s2[0]) || s1[0] > s2[0]);
  59     CMP(nge, !isunordered(s1[0], s2[0]) && s1[0] < s2[0]);
  60     CMP(ngt, !isunordered(s1[0], s2[0]) && s1[0] <= s2[0]);
  61 }