Viewing file:  vect-cond-arith-6.c (1.8 KB) -rw-r--r--
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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 } } } */
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