%default { "isrange":"0", "routine":"NoRange" } %verify "executed" %verify "unknown method" /* * Handle a "super" method call. * * for: invoke-super, invoke-super/range */ /* op vB, {vD, vE, vF, vG, vA}, class@CCCC */ /* op vAA, {vCCCC..v(CCCC+AA-1)}, meth@BBBB */ GET_GLUE(rINST_FULL) movzwl 2(rPC),%eax # eax<- BBBB movl offGlue_methodClassDex(rINST_FULL),%ecx # ecx<- pDvmDex EXPORT_PC() movl offDvmDex_pResMethods(%ecx),%ecx # ecx<- pDvmDex->pResMethods movl (%ecx,%eax,4),%ecx # ecx<- resolved baseMethod movl offGlue_method(rINST_FULL),%eax # eax<- method movzwl 4(rPC),rINST_FULL # rINST_FULL<- GFED or CCCC .if (!$isrange) andl $$0xf,rINST_FULL # rINST_FULL<- D (or stays CCCC) .endif GET_VREG(rINST_FULL,rINST_FULL) # rINST_FULL<- "this" ptr testl rINST_FULL,rINST_FULL # null "this"? je common_errNullObject # yes, throw movl offMethod_clazz(%eax),%eax # eax<- method->clazz testl %ecx,%ecx # already resolved? jne .L${opcode}_continue # yes - go on jmp .L${opcode}_resolve %break /* * At this point: * ecx = resolved base method [r0] * eax = method->clazz [r9] */ .L${opcode}_continue: movl offClassObject_super(%eax),%eax # eax<- method->clazz->super movzwl offMethod_methodIndex(%ecx),%ecx # ecx<- baseMthod->methodIndex cmpl offClassObject_vtableCount(%eax),%ecx # compare(methodIndex,vtableCount) jae .L${opcode}_nsm # method not present in superclass movl offClassObject_vtable(%eax),%eax # eax<- ...clazz->super->vtable movl (%eax,%ecx,4),%eax # eax<- vtable[methodIndex] jmp common_invokeMethod${routine} /* At this point: * ecx = null (needs to be resolved base method) * eax = method->clazz */ .L${opcode}_resolve: SPILL_TMP(%eax) # method->clazz movl %eax,OUT_ARG0(%esp) # arg0<- method->clazz movzwl 2(rPC),%ecx # ecx<- BBBB movl $$METHOD_VIRTUAL,OUT_ARG2(%esp) # arg2<- resolver method type movl %ecx,OUT_ARG1(%esp) # arg1<- ref SPILL(rPC) call dvmResolveMethod # eax<- call(clazz, ref, flags) UNSPILL(rPC) testl %eax,%eax # got null? movl %eax,%ecx # ecx<- resolved base method UNSPILL_TMP(%eax) # restore method->clazz jne .L${opcode}_continue # good to go - continue jmp common_exceptionThrown # handle exception /* * Throw a NoSuchMethodError with the method name as the message. * ecx = resolved base method */ .L${opcode}_nsm: movl offMethod_name(%ecx),%eax mov %eax,OUT_ARG1(%esp) jmp common_errNoSuchMethod