view gcc/testsuite/gcc.target/arm/thumb-ifcvt.c @ 111:04ced10e8804

gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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/* Check that Thumb 16-bit shifts can be if-converted.  */
/* { dg-do compile } */
/* { dg-require-effective-target arm_thumb2_ok } */
/* { dg-options "-O2 -mthumb -mno-restrict-it" } */

int
foo (int a, int b)
{
  if (a != b)
    {
      a = a << b;
      a = a >> 1;
    }

  return a + b;
}

/* { dg-final { scan-assembler "lslne" } } */
/* { dg-final { scan-assembler "asrne" } } */