view gcc/testsuite/gcc.dg/vect/vect-cond-arith-6.c @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 84e7813d76e9
children
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/* { dg-additional-options "-fdump-tree-optimized" } */

#include "tree-vect.h"

#define N (VECTOR_BITS * 11 / 64 + 4)

#define add(A, B) ((A) + (B))
#define sub(A, B) ((A) - (B))
#define mul(A, B) ((A) * (B))
#define div(A, B) ((A) / (B))

#define DEF(OP)								\
  void __attribute__ ((noipa))						\
  f_##OP (double *restrict a, double *restrict b, double x)		\
  {									\
    for (int i = 0; i < N; i += 2)					\
      {									\
	a[i] = b[i] < 100 ? OP (b[i], x) : b[i];			\
	a[i + 1] = b[i + 1] < 70 ? OP (b[i + 1], x) : b[i + 1];		\
      }									\
  }

#define TEST(OP)						\
  {								\
    f_##OP (a, b, 10);						\
    for (int i = 0; i < N; ++i)					\
      {								\
	int bval = (i % 17) * 10;				\
	int truev = OP (bval, 10);				\
	if (a[i] != (bval < (i & 1 ? 70 : 100) ? truev : bval))	\
	__builtin_abort ();					\
	asm volatile ("" ::: "memory");				\
      }								\
  }

#define FOR_EACH_OP(T)				\
  T (add)					\
  T (sub)					\
  T (mul)					\
  T (div)

FOR_EACH_OP (DEF)

int
main (void)
{
  double a[N], b[N];
  for (int i = 0; i < N; ++i)
    {
      b[i] = (i % 17) * 10;
      asm volatile ("" ::: "memory");
    }
  FOR_EACH_OP (TEST)
  return 0;
}

/* { dg-final { scan-tree-dump-times {vectorizing stmts using SLP} 4 "vect" { target vect_double_cond_arith } } } */
/* { dg-final { scan-tree-dump-times { = \.COND_ADD} 1 "optimized" { target vect_double_cond_arith } } } */
/* { dg-final { scan-tree-dump-times { = \.COND_SUB} 1 "optimized" { target vect_double_cond_arith } } } */
/* { dg-final { scan-tree-dump-times { = \.COND_MUL} 1 "optimized" { target vect_double_cond_arith } } } */
/* { dg-final { scan-tree-dump-times { = \.COND_RDIV} 1 "optimized" { target vect_double_cond_arith } } } */
/* { dg-final { scan-tree-dump-not {VEC_COND_EXPR} "optimized" { target vect_double_cond_arith } } } */