| /* { dg-do compile } */ | |
| /* { dg-require-effective-target arm_thumb2_ok } */ | |
| /* { dg-options "-mthumb -mcpu=cortex-m3 -O2" } */ | |
| struct tmp { | |
| unsigned int dummy; | |
| union { | |
| struct { | |
| unsigned int xyz : 1; | |
| unsigned int mode: 3; | |
| unsigned int res : 28; | |
| } bf; | |
| unsigned int wordval; | |
| } reg; | |
| }; | |
| void set_mode(int mode) | |
| { | |
| volatile struct tmp *t = (struct tmp *) 0x1000; | |
| t->reg.bf.mode = mode; | |
| } | |
| /* { dg-final { scan-assembler "bfi" } } */ |