| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fdump-tree-optimized" } */ |
| |
| #if __SIZEOF_INT__ == 4 |
| unsigned int foo(unsigned int a, unsigned int b) |
| { |
| return (a >> 31) * b; |
| } |
| |
| int bar(int a, int b) |
| { |
| return -(a >> 31) * b; |
| } |
| |
| int baz(int a, int b) |
| { |
| int c = a >> 31; |
| int d = -c; |
| return d * b; |
| } |
| |
| unsigned int pin(int a, unsigned int b) |
| { |
| unsigned int t = a & 1; |
| return t * b; |
| } |
| #endif |
| |
| #if __SIZEOF_LONG_LONG__ == 8 |
| unsigned long long fool(unsigned long long a, unsigned long long b) |
| { |
| return (a >> 63) * b; |
| } |
| |
| long long barl (long long a, long long b) |
| { |
| return -(a >> 63) * b; |
| } |
| |
| long long bazl (long long a, long long b) |
| { |
| long long c = a >> 63; |
| long long d = -c; |
| return d * b; |
| } |
| |
| unsigned long long pinl(long long a, unsigned long long b) |
| { |
| unsigned long long t = a & 1; |
| return t * b; |
| } |
| #endif |
| |
| /* { dg-final { scan-assembler-not "imul" } } */ |
