/* * Unconditional branch, 16-bit offset. * * The branch distance is a signed code-unit offset, which we need to * double to get a byte offset. */ /* goto/16 +AAAA */ .extern MterpProfileBranch lh rINST, 2(rPC) # rINST <- offset (sign-extended AAAA) #if MTERP_PROFILE_BRANCHES EXPORT_PC move a0, rSELF daddu a1, rFP, OFF_FP_SHADOWFRAME move a2, rINST jal MterpProfileBranch # (self, shadow_frame, offset) bnezc v0, MterpOnStackReplacement # Note: offset must be in rINST #endif dlsa rPC, rINST, rPC, 1 # rPC <- rPC + offset * 2 lw ra, THREAD_FLAGS_OFFSET(rSELF) # Preload flags for MterpCheckSuspendAndContinue move a0, rINST # a0 <- offset FETCH_INST # load rINST bltz a0, MterpCheckSuspendAndContinue # suspend check if backwards branch GET_INST_OPCODE v0 # extract opcode from rINST GOTO_OPCODE v0 # jump to next instruction