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add Frame::referenceStackCall

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This commit is contained in:
Joshua Warner 2014-05-01 14:30:45 -06:00
parent 3aa85f2494
commit 4e00a1e304
1 changed files with 55 additions and 45 deletions
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100
src/compile.cpp
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@ -1383,6 +1383,33 @@ ir::Type operandTypeForFieldCode(Thread* t, unsigned code)
}
}
unsigned methodReferenceParameterFootprint(Thread* t,
object reference,
bool isStatic)
{
return parameterFootprint(
t,
reinterpret_cast<const char*>(
&byteArrayBody(t, referenceSpec(t, reference), 0)),
isStatic);
}
int methodReferenceReturnCode(Thread* t, object reference)
{
unsigned parameterCount;
unsigned parameterFootprint;
unsigned returnCode;
scanMethodSpec(t,
reinterpret_cast<const char*>(
&byteArrayBody(t, referenceSpec(t, reference), 0)),
true,
&parameterCount,
&parameterFootprint,
&returnCode);
return returnCode;
}
class Frame {
public:
enum StackType {
@ -2017,6 +2044,28 @@ class Frame {
}
}
void referenceStackCall(bool isStatic,
ir::Value* methodValue,
object methodReference,
unsigned flags,
TraceElement* trace)
{
unsigned footprint
= methodReferenceParameterFootprint(t, methodReference, isStatic);
unsigned returnCode = methodReferenceReturnCode(t, methodReference);
ir::Value* result = c->stackCall(methodValue,
flags,
trace,
operandTypeForFieldCode(t, returnCode),
footprint);
pop(footprint);
if (returnCode != VoidField) {
pushReturnValue(returnCode, result);
}
}
unsigned startSubroutine(unsigned ip, avian::codegen::Promise* returnAddress) {
pushAddress(absoluteAddressOperand(returnAddress));
@ -3311,54 +3360,17 @@ compileDirectInvoke(MyThread* t, Frame* frame, object target, bool tailCall)
return tailCall;
}
unsigned
methodReferenceParameterFootprint(Thread* t, object reference, bool isStatic)
{
return parameterFootprint
(t, reinterpret_cast<const char*>
(&byteArrayBody(t, referenceSpec(t, reference), 0)), isStatic);
}
int
methodReferenceReturnCode(Thread* t, object reference)
{
unsigned parameterCount;
unsigned parameterFootprint;
unsigned returnCode;
scanMethodSpec
(t, reinterpret_cast<const char*>
(&byteArrayBody(t, referenceSpec(t, reference), 0)), true,
&parameterCount, &parameterFootprint, &returnCode);
return returnCode;
}
void compileReferenceInvoke(MyThread* t,
Frame* frame,
void compileReferenceInvoke(Frame* frame,
ir::Value* method,
object reference,
bool isStatic,
bool tailCall)
{
unsigned parameterFootprint
= methodReferenceParameterFootprint(t, reference, isStatic);
int returnCode = methodReferenceReturnCode(t, reference);
unsigned rSize = resultSize(t, returnCode);
ir::Value* result
= frame->c->stackCall(method,
frame->referenceStackCall(isStatic,
method,
reference,
tailCall ? Compiler::TailJump : 0,
frame->trace(0, 0),
operandTypeForFieldCode(t, returnCode),
parameterFootprint);
frame->pop(parameterFootprint);
if (rSize) {
frame->pushReturnValue(returnCode, result);
}
frame->trace(0, 0));
}
void
@ -3372,8 +3384,7 @@ compileDirectReferenceInvoke(MyThread* t, Frame* frame, Thunk thunk,
object pair = makePair(t, frame->context->method, reference);
compileReferenceInvoke(t,
frame,
compileReferenceInvoke(frame,
c->call(c->constant(getThunk(t, thunk), types.address),
0,
frame->trace(0, 0),
@ -5196,7 +5207,6 @@ compile(MyThread* t, Frame* initialFrame, unsigned initialIp,
object pair = makePair(t, context->method, reference);
compileReferenceInvoke(
t,
frame,
c->call(
c->constant(getThunk(t, findVirtualMethodFromReferenceThunk),