Viewing file:  firq-2.c (1.2 KB) -rw-r--r--
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/* { 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" } } */
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