4486c47d9b
Currently only the Win64 bots report this warnings, which adds quite some overhead to the development process. With this flag we also get compiler warnings about implicit 64bit to 32bit truncations when building with clang on Linux/x64 and Mac/x64. R=svenpanne@chromium.org Review URL: https://codereview.chromium.org/1111733002 Cr-Commit-Position: refs/heads/master@{#28093}
452 lines
14 KiB
C++
452 lines
14 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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#if !V8_TARGET_ARCH_32_BIT
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// Additional template specialization required for mips64 to sign-extend
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// parameters defined by calling convention.
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template <>
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struct ParameterTraits<int32_t> {
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static int64_t Cast(int32_t r) { return static_cast<int64_t>(r); }
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};
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template <>
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struct ParameterTraits<uint32_t> {
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static int64_t Cast(uint32_t r) {
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return static_cast<int64_t>(static_cast<int32_t>(r));
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}
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};
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#endif // !V8_TARGET_ARCH_64_BIT
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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_MIPS64 || V8_TARGET_ARCH_PPC64)
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uintptr_t CallSimulator(byte* f, int64_t p1 = 0, int64_t p2 = 0,
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int64_t p3 = 0, int64_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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#elif USE_SIMULATOR && \
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(V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_PPC)
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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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