/* { dg-do compile } */ | |
/* { dg-options "-O2" } */ | |
/* Check that an X-reg UBFX can be simplified into a W-reg LSR. */ | |
int | |
f (unsigned long long x) | |
{ | |
x = (x >> 24) & 255; | |
return x + 1; | |
} | |
/* { dg-final { scan-assembler "lsr\tw" } } */ | |
/* { dg-final { scan-assembler-not "ubfx\tx" } } */ |