| %def zcmp(condition=""): | |
| /* | |
| * Generic one-operand compare-and-branch operation. Provide a "condition" | |
| * fragment that specifies the comparison to perform. | |
| * | |
| * for: if-eqz, if-nez, if-ltz, if-gez, if-gtz, if-lez | |
| */ | |
| /* if-cmp vAA, +BBBB */ | |
| GET_OPA(a0) # a0 <- AA | |
| GET_VREG(a0, a0) # a0 <- vAA | |
| FETCH_S(rINST, 1) # rINST <- branch offset, in code units | |
| b${condition} a0, zero, MterpCommonTakenBranchNoFlags | |
| li t0, JIT_CHECK_OSR # possible OSR re-entry? | |
| beq rPROFILE, t0, .L_check_not_taken_osr | |
| FETCH_ADVANCE_INST(2) # advance rPC, load rINST | |
| GET_INST_OPCODE(t0) # extract opcode from rINST | |
| GOTO_OPCODE(t0) # jump to next instruction |