| /* { dg-do compile } */ |
| /* { dg-options "-march=r2 -mno-cdx -mno-bmx -O2" } */ |
| /* { dg-final { scan-assembler-times "stwio\tr., 0\\(r" 2 } } */ |
| /* { dg-final { scan-assembler-times "stwio\tr., 528\\(r0\\)" 1 } } */ |
| |
| /* These functions should not spill to stack. */ |
| /* { dg-final { scan-assembler-not "addi\tsp, sp" } } */ |
| |
| /* On R2, stwio takes only a 12-bit displacement so foo1 and foo2 need |
| to use register indirect addressing. */ |
| |
| #define addr1 ((volatile int *) 0x43210) |
| #define addr2 ((volatile int *) 0x3210) |
| #define addr3 ((volatile int *) 0x210) |
| |
| #define SET(l,r) __builtin_stwio ((l), (r)) |
| |
| void foo1 (int x) { SET (addr1, x); } |
| void foo2 (int x) { SET (addr2, x); } |
| void foo3 (int x) { SET (addr3, x); } |
