示例#1
0
/*
 * "Mterp entry point.
 */
void dvmMterpStd(Thread* self)
{
    /* configure mterp items */
    self->interpSave.methodClassDex = self->interpSave.method->clazz->pDvmDex;

    IF_LOGVV() {
        char* desc = dexProtoCopyMethodDescriptor(
                         &self->interpSave.method->prototype);
        LOGVV("mterp threadid=%d : %s.%s %s",
            dvmThreadSelf()->threadId,
            self->interpSave.method->clazz->descriptor,
            self->interpSave.method->name,
            desc);
        free(desc);
    }
    //ALOGI("self is %p, pc=%p, fp=%p", self, self->interpSave.pc,
    //      self->interpSave.curFrame);
    //ALOGI("first instruction is 0x%04x", self->interpSave.pc[0]);

    /*
     * Handle any ongoing profiling and prep for debugging
     */
    if (self->interpBreak.ctl.subMode != 0) {
        TRACE_METHOD_ENTER(self, self->interpSave.method);
        self->debugIsMethodEntry = true;   // Always true on startup
    }

    dvmMterpStdRun(self);

#ifdef LOG_INSTR
    ALOGD("|-- Leaving interpreter loop");
#endif
}
示例#2
0
/*
 * "Standard" mterp entry point.  This sets up a "glue" structure and then
 * calls into the assembly interpreter implementation.
 *
 * (There is presently no "debug" entry point.)
 */
bool dvmMterpStd(Thread* self, InterpState* glue)
{
    int changeInterp;

    /* configure mterp items */
    glue->self = self;
    glue->methodClassDex = glue->method->clazz->pDvmDex;

    glue->interpStackEnd = self->interpStackEnd;
    glue->pSelfSuspendCount = &self->suspendCount;
    glue->cardTable = gDvm.biasedCardTableBase;
#if defined(WITH_JIT)
    glue->pJitProfTable = gDvmJit.pProfTable;
    glue->ppJitProfTable = &gDvmJit.pProfTable;
    glue->jitThreshold = gDvmJit.threshold;
#endif
    if (gDvm.jdwpConfigured) {
        glue->pDebuggerActive = &gDvm.debuggerActive;
    } else {
        glue->pDebuggerActive = NULL;
    }
    glue->pActiveProfilers = &gDvm.activeProfilers;

    IF_LOGVV() {
        char* desc = dexProtoCopyMethodDescriptor(&glue->method->prototype);
        LOGVV("mterp threadid=%d entry %d: %s.%s %s\n",
            dvmThreadSelf()->threadId,
            glue->entryPoint,
            glue->method->clazz->descriptor,
            glue->method->name,
            desc);
        free(desc);
    }
    //LOGI("glue is %p, pc=%p, fp=%p\n", glue, glue->pc, glue->fp);
    //LOGI("first instruction is 0x%04x\n", glue->pc[0]);

    changeInterp = dvmMterpStdRun(glue);

#if defined(WITH_JIT)
    if (glue->jitState != kJitSingleStep) {
        glue->self->inJitCodeCache = NULL;
    }
#endif

    if (!changeInterp) {
        /* this is a "normal" exit; we're not coming back */
#ifdef LOG_INSTR
        LOGD("|-- Leaving interpreter loop");
#endif
        return false;
    } else {
        /* we're "standard", so switch to "debug" */
        LOGVV("  mterp returned, changeInterp=%d\n", changeInterp);
        glue->nextMode = INTERP_DBG;
        return true;
    }
}