| /* { dg-do compile } */ |
| /* { dg-require-effective-target archs }*/ |
| /* { dg-options "-O0 -mll64 -mirq-ctrl-saved=r0-r9 -mrgf-banked-regs=4" } */ |
| |
| /* Check that on archs the 'firq' interrupt function type is |
| available, these are the fast interrupts. For fast interrupts, |
| despite the use of 'irq-ctrl-saved', no registers are automatically |
| saved on stack on entry to the function. However, the cpu save via |
| bank switch R0-R3. |
| |
| We also take the opportunity to check the use of the 'rtie' instruction |
| at the end of the interrupt function. */ |
| |
| void __attribute__ ((interrupt("firq"))) |
| handler1 (void) |
| { |
| asm ("" |
| : |
| : |
| : "r0", "r1", "r2", "r3", "r4", |
| "r5", "r6", "r7", "r8", "r9"); |
| } |
| /* { dg-final { scan-assembler-not "r0,\\\[sp" } } */ |
| /* { dg-final { scan-assembler-not "push.*r0" } } */ |
| /* { dg-final { scan-assembler-not "r1,\\\[sp" } } */ |
| /* { dg-final { scan-assembler-not "r2,\\\[sp" } } */ |
| /* { dg-final { scan-assembler-not "r3,\\\[sp" } } */ |
| /* { dg-final { scan-assembler "st.*r4,\\\[sp" } } */ |
| /* { dg-final { scan-assembler "st.*r6,\\\[sp,\[0-9\]+\\\]" } } */ |
| /* { dg-final { scan-assembler "st.*r8,\\\[sp,\[0-9\]+\\\]" } } */ |
| /* { dg-final { scan-assembler "rtie" } } */ |