gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-31.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-fre1-details" } */
   3 /* { dg-additional-options "-fno-common" { target hppa*-*-hpux* } } */
   4
   5 typedef double d128 __attribute__((vector_size(16)));
   6 typedef float f128 __attribute__((vector_size(16)));
   7 typedef short s128 __attribute__((vector_size(16)));
   8 typedef char c256 __attribute__((vector_size(32)));
   9
  10 d128 d;
  11 f128 f;
  12 s128 s;
  13 c256 c;
  14
  15 void test1 (double x)
  16 {
  17   d = (d128){x + x, x + x};
  18   d = (d128){x + x, x + x};
  19 }
  20
  21 void test2 (float x)
  22 {
  23   f = (f128){x + x, x + x, x + x, x + x};
  24   f = (f128){x + x, x + x, x + x, x + x};
  25 }
  26
  27 void test3 (short x)
  28 {
  29   s = (s128){x + x, x + x, x + x, x + x, x + x, x + x, x + x, x + x};
  30   s = (s128){x + x, x + x, x + x, x + x, x + x, x + x, x + x, x + x};
  31 }
  32
  33 void test4 (unsigned char x)
  34 {
  35   c = (c256){x + x, x + x, x + x, x + x, x + x, x + x, x + x, x + x,
  36       x + x, x + x, x + x, x + x, x + x, x + x, x + x, x + x,
  37       x + x, x + x, x + x, x + x, x + x, x + x, x + x, x + x,
  38       x + x, x + x, x + x, x + x, x + x, x + x, x + x, x + x};
  39   c = (c256){x + x, x + x, x + x, x + x, x + x, x + x, x + x, x + x,
  40       x + x, x + x, x + x, x + x, x + x, x + x, x + x, x + x,
  41       x + x, x + x, x + x, x + x, x + x, x + x, x + x, x + x,
  42       x + x, x + x, x + x, x + x, x + x, x + x, x + x, x + x};
  43 }
  44
  45 /* { dg-final { scan-tree-dump-times "Replaced \{" 4 "fre1" } } */
  46 /* { dg-final { scan-tree-dump-times "Deleted redundant store" 4 "fre1" } } */