| /* Test QBBS recognition */ | |
| /* { dg-do run } */ | |
| /* { dg-options "-O1" } */ | |
| /* -O1 in the options is significant. Without it bit-check-and-branch | |
| operation may not be optimized to QBBS. */ | |
| extern void abort (void); | |
| unsigned int | |
| test_qbbs_reg (unsigned int a, unsigned int b, unsigned int val) | |
| { | |
| if (val & (1 << 19)) | |
| return a; | |
| return b; | |
| } | |
| int | |
| main (int argc, char** argv) | |
| { | |
| if (test_qbbs_reg (101, 505, (1u << 19)) != 101) | |
| abort(); | |
| if (test_qbbs_reg (101, 505, (1u << 18)) != 505) | |
| abort(); | |
| return 0; | |
| } | |