| /* |
| * Generic one-operand compare-and-branch operation. Provide a "revcmp" |
| * fragment that specifies the *reverse* comparison to perform, e.g. |
| * for "if-le" you would use "gt". |
| * |
| * for: if-eqz, if-nez, if-ltz, if-gez, if-gtz, if-lez |
| */ |
| /* if-cmp vAA, +BBBB */ |
| cmpl $$0, VREG_ADDRESS(rINSTq) # compare (vA, 0) |
| movl $$2, %eax # assume branch not taken |
| j${revcmp} 1f |
| movswq 2(rPC),%rax # fetch signed displacement |
| 1: |
| addq %rax, %rax # eax <- AA * 2 |
| leaq (rPC, %rax), rPC |
| FETCH_INST |
| jg 2f # AA * 2 > 0 => no suspend check |
| #if MTERP_SUSPEND |
| REFRESH_IBASE |
| #else |
| jmp MterpCheckSuspendAndContinue |
| #endif |
| 2: |
| GOTO_NEXT |
