1 /* 2 * For polymorphic callsites - setup the Dalvik frame and load Dalvik PC 3 * into rPC then jump to dvmJitToInterpNoChain to dispatch the 4 * runtime-resolved callee. 5 */ 6 @ r0 = methodToCall, r1 = returnCell, rPC = dalvikCallsite 7 ldrh r7, [r0, #offMethod_registersSize] @ r7<- methodToCall->regsSize 8 ldrh r2, [r0, #offMethod_outsSize] @ r2<- methodToCall->outsSize 9 ldr r9, [rSELF, #offThread_interpStackEnd] @ r9<- interpStackEnd 10 ldrb r8, [rSELF, #offThread_breakFlags] @ r8<- breakFlags 11 add r3, r1, #1 @ Thumb addr is odd 12 SAVEAREA_FROM_FP(r1, rFP) @ r1<- stack save area 13 sub r1, r1, r7, lsl #2 @ r1<- newFp (old savearea - regsSize) 14 SAVEAREA_FROM_FP(r10, r1) @ r10<- stack save area 15 sub r10, r10, r2, lsl #2 @ r10<- bottom (newsave - outsSize) 16 cmp r10, r9 @ bottom < interpStackEnd? 17 bxlo lr @ return to raise stack overflow excep. 18 @ r1 = newFP, r0 = methodToCall, r3 = returnCell, rPC = dalvikCallsite 19 ldr r9, [r0, #offMethod_clazz] @ r9<- method->clazz 20 ldr r10, [r0, #offMethod_accessFlags] @ r10<- methodToCall->accessFlags 21 str rPC, [rFP, #(offStackSaveArea_currentPc - sizeofStackSaveArea)] 22 str rPC, [r1, #(offStackSaveArea_savedPc - sizeofStackSaveArea)] 23 ldr rPC, [r0, #offMethod_insns] @ rPC<- methodToCall->insns 24 25 26 @ set up newSaveArea 27 str rFP, [r1, #(offStackSaveArea_prevFrame - sizeofStackSaveArea)] 28 str r3, [r1, #(offStackSaveArea_returnAddr - sizeofStackSaveArea)] 29 str r0, [r1, #(offStackSaveArea_method - sizeofStackSaveArea)] 30 cmp r8, #0 @ breakFlags != 0 31 bxne lr @ bail to the interpreter 32 tst r10, #ACC_NATIVE 33 #if !defined(WITH_SELF_VERIFICATION) 34 bne .LinvokeNative 35 #else 36 bxne lr @ bail to the interpreter 37 #endif 38 39 ldr r10, .LdvmJitToInterpTraceSelectNoChain 40 ldr r3, [r9, #offClassObject_pDvmDex] @ r3<- method->clazz->pDvmDex 41 42 @ Update "thread" values for the new method 43 str r0, [rSELF, #offThread_method] @ self->method = methodToCall 44 str r3, [rSELF, #offThread_methodClassDex] @ self->methodClassDex = ... 45 mov rFP, r1 @ fp = newFp 46 str rFP, [rSELF, #offThread_curFrame] @ curFrame = newFp 47 #if defined(TEMPLATE_INLINE_PROFILING) 48 stmfd sp!, {r0-r3} @ preserve r0-r3 49 mov r1, r6 50 @ r0=methodToCall, r1=rSELF 51 mov lr, pc 52 ldr pc, .LdvmFastMethodTraceEnter 53 ldmfd sp!, {r0-r3} @ restore r0-r3 54 #endif 55 56 @ Start executing the callee 57 #if defined(WITH_JIT_TUNING) 58 mov r0, #kInlineCacheMiss 59 #endif 60 mov pc, r10 @ dvmJitToInterpTraceSelectNoChain 61
