%default { "chaintgt" : ".LinvokeChain" } /* * For monomorphic callsite, setup the Dalvik frame and return to the * Thumb code through the link register to transfer control to the callee * method through a dedicated chaining cell. */ @ r0 = methodToCall, r1 = returnCell, r2 = methodToCall->outsSize @ rPC = dalvikCallsite, r7 = methodToCall->registersSize @ methodToCall is guaranteed to be non-native $chaintgt: ldr r9, [rSELF, #offThread_interpStackEnd] @ r9<- interpStackEnd ldrb r8, [rSELF, #offThread_breakFlags] @ r8<- breakFlags add r3, r1, #1 @ Thumb addr is odd SAVEAREA_FROM_FP(r1, rFP) @ r1<- stack save area sub r1, r1, r7, lsl #2 @ r1<- newFp (old savearea - regsSize) SAVEAREA_FROM_FP(r10, r1) @ r10<- stack save area add r12, lr, #2 @ setup the punt-to-interp address sub r10, r10, r2, lsl #2 @ r10<- bottom (newsave - outsSize) cmp r10, r9 @ bottom < interpStackEnd? bxlo r12 @ return to raise stack overflow excep. @ r1 = newFP, r0 = methodToCall, r3 = returnCell, rPC = dalvikCallsite ldr r9, [r0, #offMethod_clazz] @ r9<- method->clazz str rPC, [rFP, #(offStackSaveArea_currentPc - sizeofStackSaveArea)] str rPC, [r1, #(offStackSaveArea_savedPc - sizeofStackSaveArea)] @ set up newSaveArea str rFP, [r1, #(offStackSaveArea_prevFrame - sizeofStackSaveArea)] str r3, [r1, #(offStackSaveArea_returnAddr - sizeofStackSaveArea)] str r0, [r1, #(offStackSaveArea_method - sizeofStackSaveArea)] cmp r8, #0 @ breakFlags != 0 bxne r12 @ bail to the interpreter ldr r3, [r9, #offClassObject_pDvmDex] @ r3<- method->clazz->pDvmDex @ Update "thread" values for the new method str r0, [rSELF, #offThread_method] @ self->method = methodToCall str r3, [rSELF, #offThread_methodClassDex] @ self->methodClassDex = ... mov rFP, r1 @ fp = newFp str rFP, [rSELF, #offThread_curFrame] @ curFrame = newFp #if defined(TEMPLATE_INLINE_PROFILING) stmfd sp!, {r0-r2,lr} @ preserve clobbered live registers mov r1, r6 @ r0=methodToCall, r1=rSELF ldr ip, .LdvmFastMethodTraceEnter blx ip ldmfd sp!, {r0-r2,lr} @ restore registers #endif bx lr @ return to the callee-chaining cell