1 /* { dg-do compile { target { { { sh-*-* sh[1234ble]*-*-* } && { ! sh2a*-*-* } } && nonpic } } } */ 2 /* { dg-skip-if "" { "sh*-*-*" } { "-m2a*" } { "" } } */ 3 /* { dg-options "-O" } */ 4 extern void foo (); 5 6 void 7 (__attribute ((interrupt_handler)) isr)() 8 { 9 foo (); 10 } 11 12 /* { dg-final { scan-assembler-times "rte" 1} } */ 13 /* The call will clobber r0..r7, which will need not be saved/restored. 14 One of these registers will do fine to hold the function address, 15 hence the all-saved registers r8..r13 don't need to be restored. */ 16 /* { dg-final { scan-assembler-times "r15\[+\],\[ \t\]*r\[0-9\]\[ \t\]*\n" 8 } } */ 17 /* { dg-final { scan-assembler-times "\[^f\]r\[0-9\]\[ \t\]*," 8 } } */ 18 /* { dg-final { scan-assembler-not "\[^f\]r1\[0-3\]" } } */ 19 /* { dg-final { scan-assembler-times "macl" 2} } */ 20 /* { dg-final { scan-assembler-not "rte.*\n.*r15\[+\],r\[0-7\]\n" } } */ 21