| /* { dg-do compile } */ |
| /* { dg-options "-march=rv64gc_zba -mabi=lp64" } */ |
| /* { dg-skip-if "" { *-*-* } { "-O0" "-Og" } } */ |
| |
| long long sub1(unsigned long long a, unsigned long long b) |
| { |
| b = (b << 32) >> 31; |
| unsigned int x = a + b; |
| return x; |
| } |
| |
| long long sub2(unsigned long long a, unsigned long long b) |
| { |
| return (unsigned int)(a + (b << 1)); |
| } |
| |
| long long sub3(unsigned long long a, unsigned long long b) |
| { |
| return (a + (b << 1)) & ~0u; |
| } |
| |
| /* { dg-final { scan-assembler-times {\msh1add} 3 } } */ |
| /* { dg-final { scan-assembler-times "zext.w\t" 3 } } */ |
