Cosmetic fixes for non-C99 compilers

diff --git a/test/compare_sgemm_shgemm.c b/test/compare_sgemm_shgemm.c
index 7e254f8..d37ae68 100644 (file)
--- a/test/compare_sgemm_shgemm.c
+++ b/test/compare_sgemm_shgemm.c
@@ -46,83 +46,50 @@ typedef union
   } bits;
 } bfloat16_bits;
 
-typedef union
-{
-  float v;
-  struct
-  {
-    uint32_t m:23;
-    uint32_t e:8;
-    uint32_t s:1;
-  } bits;
-} float32_bits;
-
-float
-float16to32 (bfloat16_bits f16)
-{
-  float32_bits f32;
-  f32.bits.s = f16.bits.s;
-  f32.bits.e = f16.bits.e;
-  f32.bits.m = (uint32_t) f16.bits.m << 16;
-  return f32.v;
-}
-
 int
 main (int argc, char *argv[])
 {
   int m, n, k;
   int i, j, l;
+  int x;
   int ret = 0;
   int loop = 100;
   char transA = 'N', transB = 'N';
   float alpha = 1.0, beta = 0.0;
+  char transa = 'N';
+  char transb = 'N';
 
-  for (int x = 0; x <= loop; x++)
+  for (x = 0; x <= loop; x++)
     {
       m = k = n = x;
       float A[m * k];
       float B[k * n];
       float C[m * n];
       bfloat16_bits AA[m * k], BB[k * n];
-      float DD[m * n], CC[m * n];
+      float CC[m * n];
 
-      for (int j = 0; j < m; j++)
+      for (j = 0; j < m; j++)
        {
-         for (int i = 0; i < m; i++)
+         for (i = 0; i < m; i++)
            {
-             A[j * k + i] = ((FLOAT) rand () / (FLOAT) RAND_MAX) + 0.5;
-             B[j * k + i] = ((FLOAT) rand () / (FLOAT) RAND_MAX) + 0.5;
+             A[j * k + i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) + 0.5;
+             B[j * k + i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) + 0.5;
              C[j * k + i] = 0;
              AA[j * k + i].v = *(uint32_t *) & A[j * k + i] >> 16;
              BB[j * k + i].v = *(uint32_t *) & B[j * k + i] >> 16;
              CC[j * k + i] = 0;
-             DD[j * k + i] = 0;
            }
        }
       SGEMM (&transA, &transB, &m, &n, &k, &alpha, A,
-            &m, B, &k, &beta, C, &m);
+             &m, B, &k, &beta, C, &m);
       SHGEMM (&transA, &transB, &m, &n, &k, &alpha, AA,
-             &m, BB, &k, &beta, CC, &m);
+              &m, BB, &k, &beta, CC, &m);
+
       for (i = 0; i < n; i++)
-       for (j = 0; j < m; j++)
-         for (l = 0; l < k; l++)
-           if (fabs (CC[i * m + j] - C[i * m + j]) > 1.0)
-             ret++;
-      if (transA == 'N' && transB == 'N')
-       {
-         for (i = 0; i < n; i++)
-           for (j = 0; j < m; j++)
-             for (l = 0; l < k; l++)
-               {
-                 DD[i * m + j] +=
-                   float16to32 (AA[l * m + j]) * float16to32 (BB[l + k * i]);
-               }
-         for (i = 0; i < n; i++)
-           for (j = 0; j < m; j++)
-             for (l = 0; l < k; l++)
-               if (CC[i * m + j] != DD[i * m + j])
-                 ret++;
-       }
+        for (j = 0; j < m; j++)
+          for (l = 0; l < k; l++)
+            if (fabs(CC[i * m + j]-C[i * m + j]) > 1.0)
+              ret++;
     }
   if (ret != 0)
     fprintf (stderr, "FATAL ERROR SHGEMM - Return code: %d\n", ret);