Example #1
0
void
LIRGeneratorARM::defineUntypedPhi(MPhi* phi, size_t lirIndex)
{
    LPhi* type = current->getPhi(lirIndex + VREG_TYPE_OFFSET);
    LPhi* payload = current->getPhi(lirIndex + VREG_DATA_OFFSET);

    uint32_t typeVreg = getVirtualRegister();
    phi->setVirtualRegister(typeVreg);

    uint32_t payloadVreg = getVirtualRegister();
    MOZ_ASSERT(typeVreg + 1 == payloadVreg);

    type->setDef(0, LDefinition(typeVreg, LDefinition::TYPE));
    payload->setDef(0, LDefinition(payloadVreg, LDefinition::PAYLOAD));
    annotate(type);
    annotate(payload);
}
Example #2
0
void
LIRGeneratorARM::defineInt64Phi(MPhi* phi, size_t lirIndex)
{
    LPhi* low = current->getPhi(lirIndex + INT64LOW_INDEX);
    LPhi* high = current->getPhi(lirIndex + INT64HIGH_INDEX);

    uint32_t lowVreg = getVirtualRegister();

    phi->setVirtualRegister(lowVreg);

    uint32_t highVreg = getVirtualRegister();
    MOZ_ASSERT(lowVreg + INT64HIGH_INDEX == highVreg + INT64LOW_INDEX);

    low->setDef(0, LDefinition(lowVreg, LDefinition::INT32));
    high->setDef(0, LDefinition(highVreg, LDefinition::INT32));
    annotate(high);
    annotate(low);
}
Example #3
0
void
LIRGeneratorShared::defineTypedPhi(MPhi* phi, size_t lirIndex)
{
    LPhi* lir = current->getPhi(lirIndex);

    uint32_t vreg = getVirtualRegister();

    phi->setVirtualRegister(vreg);
    lir->setDef(0, LDefinition(vreg, LDefinition::TypeFrom(phi->type())));
    annotate(lir);
}
Example #4
0
bool
LIRGeneratorARM::defineUntypedPhi(MPhi *phi, size_t lirIndex)
{
    LPhi *type = current->getPhi(lirIndex + VREG_TYPE_OFFSET);
    LPhi *payload = current->getPhi(lirIndex + VREG_DATA_OFFSET);

    uint32_t typeVreg = getVirtualRegister();
    if (typeVreg >= MAX_VIRTUAL_REGISTERS)
        return false;

    phi->setVirtualRegister(typeVreg);

    uint32_t payloadVreg = getVirtualRegister();
    if (payloadVreg >= MAX_VIRTUAL_REGISTERS)
        return false;
    JS_ASSERT(typeVreg + 1 == payloadVreg);

    type->setDef(0, LDefinition(typeVreg, LDefinition::TYPE));
    payload->setDef(0, LDefinition(payloadVreg, LDefinition::PAYLOAD));
    annotate(type);
    annotate(payload);
    return true;
}
Example #5
0
bool
LIRGeneratorShared::defineTypedPhi(MPhi *phi, size_t lirIndex)
{
    LPhi *lir = current->getPhi(lirIndex);

    uint32_t vreg = getVirtualRegister();
    if (vreg >= MAX_VIRTUAL_REGISTERS)
        return false;

    phi->setVirtualRegister(vreg);
    lir->setDef(0, LDefinition(vreg, LDefinition::TypeFrom(phi->type())));
    annotate(lir);
    return true;
}