    /*
     * 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 */
    lsr     w0, wINST, #8               // w0<- AA
    GET_VREG w2, w0                     // w2<- vAA
    FETCH_S w1, 1                       // w1<- branch offset, in code units
    mov     w0, #2                      // Branch offset if not taken
    cmp     w2, #0                      // compare (vA, 0)
    csel    wINST, w1, w0, ${condition} // Branch if true, stashing result in callee save reg
#if MTERP_PROFILE_BRANCHES
    // TUNING: once measurements are complete, remove #if and hand-schedule.
    EXPORT_PC
    mov     x0, xSELF
    add     x1, xFP, #OFF_FP_SHADOWFRAME
    sbfm    x2, xINST, 0, 31
    bl      MterpProfileBranch          // (self, shadow_frame, offset)
    cbnz    w0, MterpOnStackReplacement // Note: offset must be in wINST
#endif
    ldr     w7, [xSELF, #THREAD_FLAGS_OFFSET]
    adds    w2, wINST, wINST            // convert to bytes & set flags
    FETCH_ADVANCE_INST_RB w2            // update rPC, load wINST
    b.mi    MterpCheckSuspendAndContinue
    GET_INST_OPCODE ip                  // extract opcode from wINST
    GOTO_OPCODE ip                      // jump to next instruction