/* APPLE LOCAL file radar 4645709 */ | |
/* { dg-do compile { target "i?86-*-*" } } */ | |
/* { dg-options "-O2" } */ | |
/* { dg-skip-if "" { i?86-*-* } { "-m64" } { "" } } */ | |
/* { dg-final { scan-assembler "and.*0xffffff00" } } */ | |
unsigned char lut[256]; | |
void foo( int count ) | |
{ | |
int j; | |
unsigned int *srcptr, *dstptr; | |
for (j = 0; j < count; j++) { | |
unsigned int tmp = *srcptr; | |
unsigned int alpha = (tmp&255); | |
tmp &= 0xffffff00; | |
alpha =lut[alpha]; | |
tmp |= alpha<<0; | |
*dstptr = tmp; | |
} | |
} | |
/* APPLE LOCAL file radar 4645709 */ | |