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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-all.c] - Blame information for rev 298

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Line No. Rev Author Line
1 298 jeremybenn 
/* { dg-require-effective-target vect_int } */
2 
/* { dg-require-effective-target vect_float } */
3 
 
4 
#include <stdarg.h>
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#include "tree-vect.h"
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7 
#define N 16
8 
 
9 
int iadd_results[N] = {0,6,12,18,24,30,36,42,48,54,60,66,72,78,84,90};
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float fadd_results[N] = {0.0,6.0,12.0,18.0,24.0,30.0,36.0,42.0,48.0,54.0,60.0,66.0,72.0,78.0,84.0,90.0};
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float fmul_results[N] = {0.0,3.0,12.0,27.0,48.0,75.0,108.0,147.0,192.0,243.0,300.0,363.0,432.0,507.0,588.0,675.0};
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float fresults1[N] = {192.00,240.00,288.00,336.00,384.00,432.00,480.00,528.00,48.00,54.00,60.00,66.00,72.00,78.00,84.00,90.00};
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float fresults2[N] = {0.00,6.00,12.00,18.00,24.00,30.00,36.00,42.00,0.00,54.00,120.00,198.00,288.00,390.00,504.00,630.00};
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/****************************************************/
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__attribute__ ((noinline))
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void icheck_results (int *a, int *results)
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{
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  int i;
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  for (i = 0; i < N; i++)
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    {
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      if (a[i] != results[i])
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        abort ();
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    }
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}
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__attribute__ ((noinline))
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void fcheck_results (float *a, float *results)
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{
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  int i;
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  for (i = 0; i < N; i++)
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    {
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      if (a[i] != results[i])
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        abort ();
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    }
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}
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__attribute__ ((noinline)) void
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fbar_mul (float *a)
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{
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  fcheck_results (a, fmul_results);
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}
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__attribute__ ((noinline)) void
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fbar_add (float *a)
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{
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  fcheck_results (a, fadd_results);
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}
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__attribute__ ((noinline)) void
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ibar_add (int *a)
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{
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  icheck_results (a, iadd_results);
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}
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__attribute__ ((noinline)) void
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fbar1 (float *a)
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{
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  fcheck_results (a, fresults1);
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}
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__attribute__ ((noinline)) void
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fbar2 (float *a)
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{
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  fcheck_results (a, fresults2);
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}
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float a[N];
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float e[N];
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float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
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float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
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float d[N] = {0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30};
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int ic[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
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int ib[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
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int ia[N];
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char cb[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
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char ca[N];
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short sa[N];
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/* All of the loops below are currently vectorizable.  */
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__attribute__ ((noinline)) int
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main1 ()
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{
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  int i,j;
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  /* Test 1: copy chars.  */
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  for (i = 0; i < N; i++)
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    {
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      ca[i] = cb[i];
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    }
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  /* check results:  */
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  for (i = 0; i < N; i++)
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    {
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      if (ca[i] != cb[i])
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        abort ();
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    }
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99 
 
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  /* Test 2: fp mult.  */
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  for (i = 0; i < N; i++)
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    {
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      a[i] = b[i] * c[i];
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    }
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  fbar_mul (a);
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107 
 
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  /* Test 3: mixed types (int, fp), same nunits in vector.  */
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  for (i = 0; i < N; i++)
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    {
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      a[i] = b[i] + c[i] + d[i];
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      e[i] = b[i] + c[i] + d[i];
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      ia[i] = ib[i] + ic[i];
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    }
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  ibar_add (ia);
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  fbar_add (a);
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  fbar_add (e);
118 
 
119 
 
120 
  /* Test 4: access with offset.  */
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  for (i = 0; i < N/2; i++)
122 
    {
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      a[i] = b[i+N/2] * c[i+N/2] - b[i] * c[i];
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      e[i+N/2] = b[i] * c[i+N/2] + b[i+N/2] * c[i];
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    }
126 
  fbar1 (a);
127 
  fbar2 (e);
128 
 
129 
 
130 
  /* Test 5: access with offset */
131 
  for (i = 1; i <=N-4; i++)
132 
    {
133 
      a[i+3] = b[i-1];
134 
    }
135 
  /* check results:  */
136 
  for (i = 1; i <=N-4; i++)
137 
    {
138 
      if (a[i+3] != b[i-1])
139 
        abort ();
140 
    }
141 
 
142 
 
143 
  /* Test 6 - loop induction with stride != 1.  */
144 
  i = 0;
145 
  j = 0;
146 
  while (i < 5*N)
147 
    {
148 
      a[j] = c[j];
149 
      i += 5;
150 
      j++;
151 
    }
152 
  /* check results:  */
153 
  for (i = 0; i <N; i++)
154 
    {
155 
      if (a[i] != c[i])
156 
        abort ();
157 
    }
158 
 
159 
 
160 
  /* Test 7 - reverse access.  */
161 
  for (i = N; i > 0; i--)
162 
    {
163 
      a[N-i] = d[N-i];
164 
    }
165 
  /* check results:  */
166 
  for (i = 0; i <N; i++)
167 
    {
168 
      if (a[i] != d[i])
169 
        abort ();
170 
    }
171 
 
172 
 
173 
  /* Tests 8,9,10 - constants.  */
174 
  for (i = 0; i < N; i++)
175 
    {
176 
      a[i] = 5.0;
177 
    }
178 
  /* check results:  */
179 
  for (i = 0; i < N; i++)
180 
    {
181 
      if (a[i] != 5.0)
182 
        abort ();
183 
    }
184 
 
185 
  for (i = 0; i < N; i++)
186 
    {
187 
      sa[i] = 5;
188 
    }
189 
  /* check results:  */
190 
  for (i = 0; i < N; i++)
191 
    {
192 
      if (sa[i] != 5)
193 
        abort ();
194 
    }
195 
 
196 
  for (i = 0; i < N; i++)
197 
    {
198 
      ia[i] = ib[i] + 5;
199 
    }
200 
  /* check results:  */
201 
  for (i = 0; i < N; i++)
202 
    {
203 
      if (ia[i] != ib[i] + 5)
204 
        abort ();
205 
    }
206 
 
207 
  return 0;
208 
}
209 
 
210 
int main (void)
211 
{
212 
  check_vect ();
213 
 
214 
  return main1 ();
215 
}
216 
 
217 
/* { dg-final { scan-tree-dump-times "vectorized 10 loops" 1 "vect" } } */
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/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */
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/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */
220 
/* { dg-final { cleanup-tree-dump "vect" } } */

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