Viewing file:  custom-fp-7.c (1.05 KB) -rw-r--r--
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/* Test that duplicate declarations with the same custom insn attributes
don't cause an error. */
/* { dg-do compile } */
/* { dg-options "-O1 -ffinite-math-only" } */
/* -O1 in the options is significant. Without it FP operations may not be
optimized to custom instructions. */
#include <stdio.h>
#include <math.h>
/* This test case is expected to cause an error because GCC does not know
how to merge different custom instruction attribute sets, even if they
do not overlap. */
extern void
custom_fp (float operand_a, float operand_b, float *result)
__attribute__ ((target ("custom-fmaxs=246,custom-fmins=247")));
extern void
custom_fp (float operand_a, float operand_b, float *result)
__attribute__ ((target ("custom-fmaxs=246,custom-fmins=247")));
void
custom_fp (float operand_a, float operand_b, float *result)
{
result[0] = fmaxf (operand_a, operand_b);
result[1] = fminf (operand_a, operand_b);
}
/* { dg-final { scan-assembler "custom\\t246, .* # fmaxs .*" } } */
/* { dg-final { scan-assembler "custom\\t247, .* # fmins .*" } } */
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