%default { "isrange":"0", "routine":"NoRange" } %verify "executed" %verify "unknown method" %verify "null object" /* * Handle a virtual method call. * * for: invoke-virtual, invoke-virtual/range */ # op vB, {vD, vE, vF, vG, vA}, class /* CCCC */ # op vAA, {vCCCC..v(CCCC+AA-1)}, meth /* BBBB */ LOAD_rSELF_methodClassDex(a3) # a3 <- pDvmDex FETCH(a1, 1) # a1 <- BBBB LOAD_base_offDvmDex_pResMethods(a3, a3) # a3 <- pDvmDex->pResMethods FETCH(rBIX, 2) # rBIX <- GFED or CCCC LOAD_eas2(a0, a3, a1) # a0 <- resolved baseMethod .if (!$isrange) and rBIX, rBIX, 15 # rBIX <- D (or stays CCCC) .endif EXPORT_PC() # must export for invoke # already resolved? bnez a0, .L${opcode}_continue # yes, continue on LOAD_rSELF_method(a3) # a3 <- self->method LOAD_base_offMethod_clazz(a0, a3) # a0 <- method->clazz li a2, METHOD_VIRTUAL # resolver method type JAL(dvmResolveMethod) # v0 <- call(clazz, ref, flags) move a0, v0 # got null? bnez v0, .L${opcode}_continue # no, continue b common_exceptionThrown # yes, handle exception %break /* * At this point: * a0 = resolved base method * rBIX= C or CCCC (index of first arg, which is the "this" ptr) */ .L${opcode}_continue: GET_VREG(rOBJ, rBIX) # rOBJ <- "this" ptr LOADu2_offMethod_methodIndex(a2, a0) # a2 <- baseMethod->methodIndex # is "this" null? beqz rOBJ, common_errNullObject # null "this", throw exception LOAD_base_offObject_clazz(a3, rOBJ) # a3 <- thisPtr->clazz LOAD_base_offClassObject_vtable(a3, a3) # a3 <- thisPtr->clazz->vtable LOAD_eas2(a0, a3, a2) # a0 <- vtable[methodIndex] b common_invokeMethod${routine} # (a0=method, rOBJ="this")