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view gcc/testsuite/gcc.target/alpha/pr42269-1.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 04ced10e8804
children
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/* { dg-do compile } */
/* { dg-options "-O2" } */
/* { dg-final { scan-assembler-not "addl" } } */

unsigned
parity (unsigned x)
{
  x ^= x >> 16;
  x ^= x >> 8;
  x ^= x >> 4;
  x &= 0xf;
  return (0x6996 >> x) & 1;
}