| /* { dg-do compile } */ |
| /* { dg-options "-O3" } */ |
| |
| /* The pseudo for P is marked as moveable in the IRA pass. */ |
| float |
| func_0 (float a, float b, float c) |
| { |
| float p = c / a; |
| |
| if (b > 1) |
| { |
| b /= p; |
| if (c > 2) |
| a /= 3; |
| } |
| |
| return b / c * a; |
| } |
| |
| /* If first_moveable_pseudo and last_moveable_pseudo are not reset correctly, |
| they will carry over and spill the pseudo for Q. */ |
| float |
| func_1 (float a, float b, float c) |
| { |
| float q = a + b; |
| |
| c *= a / (b + b); |
| if (a > 0) |
| c *= q; |
| |
| return a * b * c; |
| } |
| |
| /* We have plenty of spare registers, so check nothing has been spilled. */ |
| /* { dg-final { scan-assembler-not "\tstr\t" } } */ |
