1    /*
2     * Unconditional branch, 8-bit offset.
3     *
4     * The branch distance is a signed code-unit offset, which we need to
5     * double to get a byte offset.
6     */
7    /* goto +AA */
8    .extern MterpProfileBranch
9    srl     rINST, rINST, 8
10    seb     rINST, rINST                # rINST <- offset (sign-extended AA)
11#if MTERP_PROFILE_BRANCHES
12    EXPORT_PC
13    move    a0, rSELF
14    daddu   a1, rFP, OFF_FP_SHADOWFRAME
15    move    a2, rINST
16    jal     MterpProfileBranch          # (self, shadow_frame, offset)
17    bnezc   v0, MterpOnStackReplacement # Note: offset must be in rINST
18#endif
19    dlsa    rPC, rINST, rPC, 1          # rPC <- rPC + offset * 2
20    lw      ra, THREAD_FLAGS_OFFSET(rSELF)  # Preload flags for MterpCheckSuspendAndContinue
21    move    a0, rINST                   # a0 <- offset
22    FETCH_INST                          # load rINST
23    bltz    a0, MterpCheckSuspendAndContinue  # suspend check if backwards branch
24    GET_INST_OPCODE v0                  # extract opcode from rINST
25    GOTO_OPCODE v0                      # jump to next instruction
26