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view gcc/testsuite/gcc.target/arm/thumb-ifcvt.c @ 152:2b5abeee2509

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update gcc11
author anatofuz
date Mon, 25 May 2020 07:50:57 +0900
parents 04ced10e8804
children
line wrap: on
line source

/* 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" } } */