1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project%verify "executed" 2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project%verify "forward, backward, self" 3f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /* 4f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Unconditional branch, 32-bit offset. 5f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 6f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * The branch distance is a signed code-unit offset, which we need to 7f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * double to get a byte offset. 8f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 9f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Unlike most opcodes, this one is allowed to branch to itself, so 109a3147c7412f4794434b4c2604aa2ba784867774buzbee * our "backward branch" test must be "<=0" instead of "<0". Because 119a3147c7412f4794434b4c2604aa2ba784867774buzbee * we need the V bit set, we'll use an adds to convert from Dalvik 129a3147c7412f4794434b4c2604aa2ba784867774buzbee * offset to byte offset. 13f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 14f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /* goto/32 +AAAAAAAA */ 15f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project FETCH(r0, 1) @ r0<- aaaa (lo) 16f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project FETCH(r1, 2) @ r1<- AAAA (hi) 179a3147c7412f4794434b4c2604aa2ba784867774buzbee orr r0, r0, r1, lsl #16 @ r0<- AAAAaaaa 189a3147c7412f4794434b4c2604aa2ba784867774buzbee adds r1, r0, r0 @ r1<- byte offset 19ba4fc8bfc1bccae048403bd1cea3b869dca61dd7Ben Cheng#if defined(WITH_JIT) 209a3147c7412f4794434b4c2604aa2ba784867774buzbee ldr r0, [rSELF, #offThread_pJitProfTable] 219a3147c7412f4794434b4c2604aa2ba784867774buzbee ldrle rIBASE, [rSELF, #offThread_curHandlerTable] @ refresh handler base 229a3147c7412f4794434b4c2604aa2ba784867774buzbee FETCH_ADVANCE_INST_RB(r1) @ update rPC, load rINST 239a3147c7412f4794434b4c2604aa2ba784867774buzbee ble common_testUpdateProfile @ (r0) hot trace head? 24ba4fc8bfc1bccae048403bd1cea3b869dca61dd7Ben Cheng#else 259a3147c7412f4794434b4c2604aa2ba784867774buzbee FETCH_ADVANCE_INST_RB(r1) @ update rPC, load rINST 269a3147c7412f4794434b4c2604aa2ba784867774buzbee ldrle rIBASE, [rSELF, #offThread_curHandlerTable] @ refresh handler base 279a3147c7412f4794434b4c2604aa2ba784867774buzbee#endif 28ba4fc8bfc1bccae048403bd1cea3b869dca61dd7Ben Cheng GET_INST_OPCODE(ip) @ extract opcode from rINST 29ba4fc8bfc1bccae048403bd1cea3b869dca61dd7Ben Cheng GOTO_OPCODE(ip) @ jump to next instruction 30