| /* { dg-do compile { target sh-*-* sh[1234ble]*-*-*} } */ |
| /* { dg-options "-O" } */ |
| |
| extern void bar (); |
| |
| void foo () |
| { |
| } |
| |
| #pragma interrupt |
| void ( __attribute__ ((nosave_low_regs)) isr) () |
| { |
| bar (); |
| } |
| |
| void delay(int a) |
| { |
| } |
| |
| /* { dg-final { scan-assembler-times "rte" 1} } */ |
| /* A call will clobber all call-saved registers, but because of |
| #pragma nosave_low_regs, r0..r7 need not be saved/restored. |
| One of these registers will also do fine to hold the function address. |
| Call-saved registers r8..r13 also don't need to be restored. */ |
| /* { dg-final { scan-assembler-not "\[^f\]r\[0-9\]\[ \t\]*," } } */ |
| /* { dg-final { scan-assembler-not "\[^f\]r\[89\]" } } */ |
| /* { dg-final { scan-assembler-not "\[^f\]r1\[,0-3\]" } } */ |
| /* { dg-final { scan-assembler-times "macl" 2} } */ |
