/* { dg-do compile } */ | |
/* { dg-options "-O2 -mbmi" } */ | |
/* { dg-final { scan-assembler-times "andn\[ \\t\]" 2 } } */ | |
/* { dg-final { scan-assembler-not "xorl\[ \\t\]" } } */ | |
unsigned r1(unsigned a, unsigned b, unsigned mask) | |
{ | |
return a ^ ((a ^ b) & mask); | |
} | |
unsigned r2(unsigned a, unsigned b, unsigned mask) | |
{ | |
return (~mask & a) | (b & mask); | |
} |