| /* PR optimization/9768 */ | |
| /* Originator: Randolph Chung <tausq@debian.org> */ | |
| inline int fixfloor (long x) | |
| { | |
| if (x >= 0) | |
| return (x >> 16); | |
| else | |
| return ~((~x) >> 16); | |
| } | |
| inline int fixtoi (long x) | |
| { | |
| return fixfloor(x) + ((x & 0x8000) >> 15); | |
| } | |
| int foo(long x, long y) | |
| { | |
| return fixtoi(x*y); | |
| } |