1 %default {"volatile":"0"} 2 %verify "executed" 3 %verify "null object" 4 %verify "field already resolved" 5 %verify "field not yet resolved" 6 %verify "field cannot be resolved" 7 /* 8 * Wide 32-bit instance field get. 9 */ 10 # iget-wide vA, vB, field /* CCCC */ 11 GET_OPB(a0) # a0 <- B 12 LOAD_rSELF_methodClassDex(a3) # a3 <- DvmDex 13 FETCH(a1, 1) # a1 <- field ref CCCC 14 LOAD_base_offDvmDex_pResFields(a2, a3) # a2 <- pResFields 15 GET_VREG(rOBJ, a0) # rOBJ <- fp[B], the object pointer 16 LOAD_eas2(a0, a2, a1) # a0 <- resolved InstField ptr 17 # is resolved entry null? 18 bnez a0, .L${opcode}_finish # no, already resolved 19 LOAD_rSELF_method(a2) # a2 <- current method 20 EXPORT_PC() # resolve() could throw 21 LOAD_base_offMethod_clazz(a0, a2) # a0 <- method->clazz 22 JAL(dvmResolveInstField) # v0 <- resolved InstField ptr 23 # test return code 24 move a0, v0 25 bnez v0, .L${opcode}_finish 26 b common_exceptionThrown 27 %break 28 29 /* 30 * Currently: 31 * a0 holds resolved field 32 * rOBJ holds object 33 */ 34 .L${opcode}_finish: 35 LOAD_base_offInstField_byteOffset(a3, a0) # a3 <- byte offset of field 36 beqz rOBJ, common_errNullObject # object was null 37 GET_OPA4(a2) # a2 <- A+ 38 addu rOBJ, rOBJ, a3 # form address 39 .if $volatile 40 vLOAD64(a0, a1, rOBJ) # a0/a1 <- obj.field (64-bit align ok) 41 .else 42 LOAD64(a0, a1, rOBJ) # a0/a1 <- obj.field (64-bit align ok) 43 .endif 44 FETCH_ADVANCE_INST(2) # advance rPC, load rINST 45 EAS2(a3, rFP, a2) # a3 <- &fp[A] 46 GET_INST_OPCODE(t0) # extract opcode from rINST 47 STORE64(a0, a1, a3) # fp[A] <- a0/a1 48 GOTO_OPCODE(t0) # jump to next instruction 49 50
