f9b39f29fb
BUG= R=bmeurer@chromium.org, dusan.milosavljevic@imgtec.com Review URL: https://codereview.chromium.org/601723002 git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24397 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
394 lines
12 KiB
C++
394 lines
12 KiB
C++
// Copyright 2014 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef V8_CCTEST_COMPILER_CALL_TESTER_H_
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#define V8_CCTEST_COMPILER_CALL_TESTER_H_
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#include "src/v8.h"
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#include "src/simulator.h"
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#if V8_TARGET_ARCH_IA32
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#if __GNUC__
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#define V8_CDECL __attribute__((cdecl))
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#else
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#define V8_CDECL __cdecl
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#endif
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#else
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#define V8_CDECL
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#endif
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namespace v8 {
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namespace internal {
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namespace compiler {
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// TODO(titzer): use c-signature.h instead of ReturnValueTraits
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template <typename R>
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struct ReturnValueTraits {
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static R Cast(uintptr_t r) { return reinterpret_cast<R>(r); }
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static MachineType Representation() {
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// TODO(dcarney): detect when R is of a subclass of Object* instead of this
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// type check.
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while (false) {
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*(static_cast<Object* volatile*>(0)) = static_cast<R>(0);
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}
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return kMachAnyTagged;
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}
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};
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template <>
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struct ReturnValueTraits<int32_t*> {
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static int32_t* Cast(uintptr_t r) { return reinterpret_cast<int32_t*>(r); }
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static MachineType Representation() { return kMachPtr; }
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};
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template <>
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struct ReturnValueTraits<void> {
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static void Cast(uintptr_t r) {}
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static MachineType Representation() { return kMachPtr; }
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};
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template <>
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struct ReturnValueTraits<bool> {
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static bool Cast(uintptr_t r) { return static_cast<bool>(r); }
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static MachineType Representation() { return kRepBit; }
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};
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template <>
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struct ReturnValueTraits<int32_t> {
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static int32_t Cast(uintptr_t r) { return static_cast<int32_t>(r); }
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static MachineType Representation() { return kMachInt32; }
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};
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template <>
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struct ReturnValueTraits<uint32_t> {
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static uint32_t Cast(uintptr_t r) { return static_cast<uint32_t>(r); }
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static MachineType Representation() { return kMachUint32; }
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};
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template <>
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struct ReturnValueTraits<int64_t> {
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static int64_t Cast(uintptr_t r) { return static_cast<int64_t>(r); }
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static MachineType Representation() { return kMachInt64; }
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};
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template <>
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struct ReturnValueTraits<uint64_t> {
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static uint64_t Cast(uintptr_t r) { return static_cast<uint64_t>(r); }
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static MachineType Representation() { return kMachUint64; }
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};
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template <>
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struct ReturnValueTraits<int16_t> {
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static int16_t Cast(uintptr_t r) { return static_cast<int16_t>(r); }
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static MachineType Representation() { return kMachInt16; }
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};
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template <>
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struct ReturnValueTraits<uint16_t> {
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static uint16_t Cast(uintptr_t r) { return static_cast<uint16_t>(r); }
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static MachineType Representation() { return kMachUint16; }
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};
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template <>
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struct ReturnValueTraits<int8_t> {
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static int8_t Cast(uintptr_t r) { return static_cast<int8_t>(r); }
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static MachineType Representation() { return kMachInt8; }
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};
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template <>
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struct ReturnValueTraits<uint8_t> {
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static uint8_t Cast(uintptr_t r) { return static_cast<uint8_t>(r); }
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static MachineType Representation() { return kMachUint8; }
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};
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template <>
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struct ReturnValueTraits<double> {
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static double Cast(uintptr_t r) {
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UNREACHABLE();
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return 0.0;
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}
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static MachineType Representation() { return kMachFloat64; }
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};
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template <typename R>
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struct ParameterTraits {
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static uintptr_t Cast(R r) { return static_cast<uintptr_t>(r); }
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};
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template <>
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struct ParameterTraits<int*> {
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static uintptr_t Cast(int* r) { return reinterpret_cast<uintptr_t>(r); }
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};
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template <typename T>
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struct ParameterTraits<T*> {
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static uintptr_t Cast(void* r) { return reinterpret_cast<uintptr_t>(r); }
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};
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class CallHelper {
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public:
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explicit CallHelper(Isolate* isolate, MachineSignature* machine_sig)
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: machine_sig_(machine_sig), isolate_(isolate) {
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USE(isolate_);
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}
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virtual ~CallHelper() {}
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static MachineSignature* MakeMachineSignature(
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Zone* zone, MachineType return_type, MachineType p0 = kMachNone,
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MachineType p1 = kMachNone, MachineType p2 = kMachNone,
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MachineType p3 = kMachNone, MachineType p4 = kMachNone) {
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// Count the number of parameters.
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size_t param_count = 5;
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MachineType types[] = {p0, p1, p2, p3, p4};
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while (param_count > 0 && types[param_count - 1] == kMachNone)
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param_count--;
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size_t return_count = return_type == kMachNone ? 0 : 1;
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// Build the machine signature.
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MachineSignature::Builder builder(zone, return_count, param_count);
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if (return_count > 0) builder.AddReturn(return_type);
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for (size_t i = 0; i < param_count; i++) {
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builder.AddParam(types[i]);
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}
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return builder.Build();
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}
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protected:
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MachineSignature* machine_sig_;
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void VerifyParameters(size_t parameter_count, MachineType* parameter_types) {
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CHECK(machine_sig_->parameter_count() == parameter_count);
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for (size_t i = 0; i < parameter_count; i++) {
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CHECK_EQ(machine_sig_->GetParam(i), parameter_types[i]);
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}
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}
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virtual byte* Generate() = 0;
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private:
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#if USE_SIMULATOR && V8_TARGET_ARCH_ARM64
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uintptr_t CallSimulator(byte* f, Simulator::CallArgument* args) {
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Simulator* simulator = Simulator::current(isolate_);
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return static_cast<uintptr_t>(simulator->CallInt64(f, args));
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}
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template <typename R, typename F>
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R DoCall(F* f) {
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Simulator::CallArgument args[] = {Simulator::CallArgument::End()};
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return ReturnValueTraits<R>::Cast(CallSimulator(FUNCTION_ADDR(f), args));
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}
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template <typename R, typename F, typename P1>
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R DoCall(F* f, P1 p1) {
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Simulator::CallArgument args[] = {Simulator::CallArgument(p1),
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Simulator::CallArgument::End()};
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return ReturnValueTraits<R>::Cast(CallSimulator(FUNCTION_ADDR(f), args));
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}
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template <typename R, typename F, typename P1, typename P2>
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R DoCall(F* f, P1 p1, P2 p2) {
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Simulator::CallArgument args[] = {Simulator::CallArgument(p1),
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Simulator::CallArgument(p2),
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Simulator::CallArgument::End()};
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return ReturnValueTraits<R>::Cast(CallSimulator(FUNCTION_ADDR(f), args));
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}
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template <typename R, typename F, typename P1, typename P2, typename P3>
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R DoCall(F* f, P1 p1, P2 p2, P3 p3) {
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Simulator::CallArgument args[] = {
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Simulator::CallArgument(p1), Simulator::CallArgument(p2),
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Simulator::CallArgument(p3), Simulator::CallArgument::End()};
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return ReturnValueTraits<R>::Cast(CallSimulator(FUNCTION_ADDR(f), args));
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}
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template <typename R, typename F, typename P1, typename P2, typename P3,
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typename P4>
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R DoCall(F* f, P1 p1, P2 p2, P3 p3, P4 p4) {
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Simulator::CallArgument args[] = {
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Simulator::CallArgument(p1), Simulator::CallArgument(p2),
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Simulator::CallArgument(p3), Simulator::CallArgument(p4),
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Simulator::CallArgument::End()};
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return ReturnValueTraits<R>::Cast(CallSimulator(FUNCTION_ADDR(f), args));
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}
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#elif USE_SIMULATOR && (V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_MIPS)
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uintptr_t CallSimulator(byte* f, int32_t p1 = 0, int32_t p2 = 0,
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int32_t p3 = 0, int32_t p4 = 0) {
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Simulator* simulator = Simulator::current(isolate_);
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return static_cast<uintptr_t>(simulator->Call(f, 4, p1, p2, p3, p4));
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}
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template <typename R, typename F>
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R DoCall(F* f) {
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return ReturnValueTraits<R>::Cast(CallSimulator(FUNCTION_ADDR(f)));
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}
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template <typename R, typename F, typename P1>
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R DoCall(F* f, P1 p1) {
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return ReturnValueTraits<R>::Cast(
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CallSimulator(FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1)));
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}
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template <typename R, typename F, typename P1, typename P2>
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R DoCall(F* f, P1 p1, P2 p2) {
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return ReturnValueTraits<R>::Cast(
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CallSimulator(FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1),
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ParameterTraits<P2>::Cast(p2)));
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}
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template <typename R, typename F, typename P1, typename P2, typename P3>
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R DoCall(F* f, P1 p1, P2 p2, P3 p3) {
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return ReturnValueTraits<R>::Cast(CallSimulator(
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FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1),
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ParameterTraits<P2>::Cast(p2), ParameterTraits<P3>::Cast(p3)));
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}
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template <typename R, typename F, typename P1, typename P2, typename P3,
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typename P4>
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R DoCall(F* f, P1 p1, P2 p2, P3 p3, P4 p4) {
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return ReturnValueTraits<R>::Cast(CallSimulator(
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FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1),
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ParameterTraits<P2>::Cast(p2), ParameterTraits<P3>::Cast(p3),
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ParameterTraits<P4>::Cast(p4)));
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}
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#else
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template <typename R, typename F>
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R DoCall(F* f) {
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return f();
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}
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template <typename R, typename F, typename P1>
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R DoCall(F* f, P1 p1) {
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return f(p1);
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}
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template <typename R, typename F, typename P1, typename P2>
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R DoCall(F* f, P1 p1, P2 p2) {
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return f(p1, p2);
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}
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template <typename R, typename F, typename P1, typename P2, typename P3>
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R DoCall(F* f, P1 p1, P2 p2, P3 p3) {
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return f(p1, p2, p3);
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}
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template <typename R, typename F, typename P1, typename P2, typename P3,
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typename P4>
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R DoCall(F* f, P1 p1, P2 p2, P3 p3, P4 p4) {
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return f(p1, p2, p3, p4);
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}
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#endif
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#ifndef DEBUG
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void VerifyParameters0() {}
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template <typename P1>
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void VerifyParameters1() {}
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template <typename P1, typename P2>
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void VerifyParameters2() {}
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template <typename P1, typename P2, typename P3>
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void VerifyParameters3() {}
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template <typename P1, typename P2, typename P3, typename P4>
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void VerifyParameters4() {}
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#else
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void VerifyParameters0() { VerifyParameters(0, NULL); }
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template <typename P1>
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void VerifyParameters1() {
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MachineType parameters[] = {ReturnValueTraits<P1>::Representation()};
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VerifyParameters(arraysize(parameters), parameters);
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}
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template <typename P1, typename P2>
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void VerifyParameters2() {
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MachineType parameters[] = {ReturnValueTraits<P1>::Representation(),
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ReturnValueTraits<P2>::Representation()};
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VerifyParameters(arraysize(parameters), parameters);
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}
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template <typename P1, typename P2, typename P3>
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void VerifyParameters3() {
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MachineType parameters[] = {ReturnValueTraits<P1>::Representation(),
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ReturnValueTraits<P2>::Representation(),
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ReturnValueTraits<P3>::Representation()};
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VerifyParameters(arraysize(parameters), parameters);
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}
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template <typename P1, typename P2, typename P3, typename P4>
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void VerifyParameters4() {
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MachineType parameters[] = {ReturnValueTraits<P1>::Representation(),
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ReturnValueTraits<P2>::Representation(),
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ReturnValueTraits<P3>::Representation(),
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ReturnValueTraits<P4>::Representation()};
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VerifyParameters(arraysize(parameters), parameters);
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}
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#endif
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// TODO(dcarney): replace Call() in CallHelper2 with these.
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template <typename R>
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R Call0() {
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typedef R V8_CDECL FType();
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VerifyParameters0();
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return DoCall<R>(FUNCTION_CAST<FType*>(Generate()));
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}
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template <typename R, typename P1>
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R Call1(P1 p1) {
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typedef R V8_CDECL FType(P1);
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VerifyParameters1<P1>();
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return DoCall<R>(FUNCTION_CAST<FType*>(Generate()), p1);
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}
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template <typename R, typename P1, typename P2>
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R Call2(P1 p1, P2 p2) {
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typedef R V8_CDECL FType(P1, P2);
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VerifyParameters2<P1, P2>();
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return DoCall<R>(FUNCTION_CAST<FType*>(Generate()), p1, p2);
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}
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template <typename R, typename P1, typename P2, typename P3>
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R Call3(P1 p1, P2 p2, P3 p3) {
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typedef R V8_CDECL FType(P1, P2, P3);
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VerifyParameters3<P1, P2, P3>();
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return DoCall<R>(FUNCTION_CAST<FType*>(Generate()), p1, p2, p3);
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}
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template <typename R, typename P1, typename P2, typename P3, typename P4>
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R Call4(P1 p1, P2 p2, P3 p3, P4 p4) {
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typedef R V8_CDECL FType(P1, P2, P3, P4);
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VerifyParameters4<P1, P2, P3, P4>();
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return DoCall<R>(FUNCTION_CAST<FType*>(Generate()), p1, p2, p3, p4);
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}
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template <typename R, typename C>
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friend class CallHelper2;
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Isolate* isolate_;
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};
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// TODO(dcarney): replace CallHelper with CallHelper2 and rename.
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template <typename R, typename C>
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class CallHelper2 {
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public:
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R Call() { return helper()->template Call0<R>(); }
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template <typename P1>
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R Call(P1 p1) {
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return helper()->template Call1<R>(p1);
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}
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template <typename P1, typename P2>
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R Call(P1 p1, P2 p2) {
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return helper()->template Call2<R>(p1, p2);
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}
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template <typename P1, typename P2, typename P3>
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R Call(P1 p1, P2 p2, P3 p3) {
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return helper()->template Call3<R>(p1, p2, p3);
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}
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template <typename P1, typename P2, typename P3, typename P4>
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R Call(P1 p1, P2 p2, P3 p3, P4 p4) {
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return helper()->template Call4<R>(p1, p2, p3, p4);
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}
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private:
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CallHelper* helper() { return static_cast<C*>(this); }
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};
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} // namespace compiler
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} // namespace internal
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} // namespace v8
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#endif // V8_CCTEST_COMPILER_CALL_TESTER_H_
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