f87dfb8135
All parameters passed by reference must be labeled const. If the object is mutable, then we pass by pointer. BUG= Review-Url: https://codereview.chromium.org/2336233006 Cr-Commit-Position: refs/heads/master@{#39451}
293 lines
10 KiB
C++
293 lines
10 KiB
C++
// Copyright 2015 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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#include <stdlib.h>
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#include <string.h>
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#include "src/wasm/encoder.h"
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#include "src/wasm/module-decoder.h"
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#include "src/wasm/wasm-js.h"
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#include "src/wasm/wasm-macro-gen.h"
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#include "src/wasm/wasm-module.h"
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#include "src/wasm/wasm-opcodes.h"
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#include "test/cctest/cctest.h"
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#include "test/cctest/wasm/test-signatures.h"
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#include "test/common/wasm/wasm-module-runner.h"
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using namespace v8::base;
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using namespace v8::internal;
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using namespace v8::internal::compiler;
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using namespace v8::internal::wasm;
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namespace {
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void TestModule(Zone* zone, WasmModuleBuilder* builder,
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int32_t expected_result) {
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ZoneBuffer buffer(zone);
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builder->WriteTo(buffer);
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Isolate* isolate = CcTest::InitIsolateOnce();
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HandleScope scope(isolate);
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WasmJs::SetupIsolateForWasm(isolate);
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int32_t result = testing::CompileAndRunWasmModule(
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isolate, buffer.begin(), buffer.end(), ModuleOrigin::kWasmOrigin);
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CHECK_EQ(expected_result, result);
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}
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void ExportAs(WasmFunctionBuilder* f, const char* name) {
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f->SetExported();
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f->SetName(name, static_cast<int>(strlen(name)));
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}
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void ExportAsMain(WasmFunctionBuilder* f) {
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static const char kMainName[] = "main";
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ExportAs(f, kMainName);
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}
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} // namespace
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TEST(Run_WasmModule_Return114) {
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static const int32_t kReturnValue = 114;
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TestSignatures sigs;
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v8::base::AccountingAllocator allocator;
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Zone zone(&allocator);
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WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
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uint16_t f_index = builder->AddFunction();
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WasmFunctionBuilder* f = builder->FunctionAt(f_index);
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f->SetSignature(sigs.i_v());
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ExportAsMain(f);
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byte code[] = {WASM_I8(kReturnValue)};
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f->EmitCode(code, sizeof(code));
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TestModule(&zone, builder, kReturnValue);
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}
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TEST(Run_WasmModule_CallAdd) {
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v8::base::AccountingAllocator allocator;
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Zone zone(&allocator);
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TestSignatures sigs;
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WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
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uint16_t f1_index = builder->AddFunction();
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WasmFunctionBuilder* f = builder->FunctionAt(f1_index);
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f->SetSignature(sigs.i_ii());
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uint16_t param1 = 0;
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uint16_t param2 = 1;
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byte code1[] = {WASM_I32_ADD(WASM_GET_LOCAL(param1), WASM_GET_LOCAL(param2))};
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f->EmitCode(code1, sizeof(code1));
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uint16_t f2_index = builder->AddFunction();
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f = builder->FunctionAt(f2_index);
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f->SetSignature(sigs.i_v());
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ExportAsMain(f);
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byte code2[] = {WASM_CALL_FUNCTION2(f1_index, WASM_I8(77), WASM_I8(22))};
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f->EmitCode(code2, sizeof(code2));
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TestModule(&zone, builder, 99);
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}
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TEST(Run_WasmModule_ReadLoadedDataSegment) {
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static const byte kDataSegmentDest0 = 12;
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v8::base::AccountingAllocator allocator;
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Zone zone(&allocator);
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TestSignatures sigs;
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WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
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uint16_t f_index = builder->AddFunction();
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WasmFunctionBuilder* f = builder->FunctionAt(f_index);
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f->SetSignature(sigs.i_v());
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ExportAsMain(f);
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byte code[] = {
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WASM_LOAD_MEM(MachineType::Int32(), WASM_I8(kDataSegmentDest0))};
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f->EmitCode(code, sizeof(code));
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byte data[] = {0xaa, 0xbb, 0xcc, 0xdd};
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builder->AddDataSegment(new (&zone) WasmDataSegmentEncoder(
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&zone, data, sizeof(data), kDataSegmentDest0));
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TestModule(&zone, builder, 0xddccbbaa);
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}
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TEST(Run_WasmModule_CheckMemoryIsZero) {
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static const int kCheckSize = 16 * 1024;
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v8::base::AccountingAllocator allocator;
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Zone zone(&allocator);
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TestSignatures sigs;
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WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
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uint16_t f_index = builder->AddFunction();
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WasmFunctionBuilder* f = builder->FunctionAt(f_index);
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f->SetSignature(sigs.i_v());
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uint16_t localIndex = f->AddLocal(kAstI32);
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ExportAsMain(f);
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byte code[] = {WASM_BLOCK(
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WASM_WHILE(
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WASM_I32_LTS(WASM_GET_LOCAL(localIndex), WASM_I32V_3(kCheckSize)),
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WASM_IF_ELSE(
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WASM_LOAD_MEM(MachineType::Int32(), WASM_GET_LOCAL(localIndex)),
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WASM_BRV(2, WASM_I8(-1)), WASM_INC_LOCAL_BY(localIndex, 4))),
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WASM_I8(11))};
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f->EmitCode(code, sizeof(code));
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TestModule(&zone, builder, 11);
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}
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TEST(Run_WasmModule_CallMain_recursive) {
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v8::base::AccountingAllocator allocator;
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Zone zone(&allocator);
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TestSignatures sigs;
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WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
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uint16_t f_index = builder->AddFunction();
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WasmFunctionBuilder* f = builder->FunctionAt(f_index);
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f->SetSignature(sigs.i_v());
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uint16_t localIndex = f->AddLocal(kAstI32);
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ExportAsMain(f);
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byte code[] = {WASM_BLOCK(
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WASM_SET_LOCAL(localIndex,
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WASM_LOAD_MEM(MachineType::Int32(), WASM_ZERO)),
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WASM_IF_ELSE(WASM_I32_LTS(WASM_GET_LOCAL(localIndex), WASM_I8(5)),
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WASM_BLOCK(WASM_STORE_MEM(MachineType::Int32(), WASM_ZERO,
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WASM_INC_LOCAL(localIndex)),
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WASM_BRV(1, WASM_CALL_FUNCTION0(0))),
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WASM_BRV(0, WASM_I8(55))))};
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f->EmitCode(code, sizeof(code));
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TestModule(&zone, builder, 55);
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}
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TEST(Run_WasmModule_Global) {
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v8::base::AccountingAllocator allocator;
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Zone zone(&allocator);
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TestSignatures sigs;
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WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
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uint32_t global1 = builder->AddGlobal(kAstI32, 0);
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uint32_t global2 = builder->AddGlobal(kAstI32, 0);
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uint16_t f1_index = builder->AddFunction();
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WasmFunctionBuilder* f = builder->FunctionAt(f1_index);
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f->SetSignature(sigs.i_v());
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byte code1[] = {
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WASM_I32_ADD(WASM_GET_GLOBAL(global1), WASM_GET_GLOBAL(global2))};
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f->EmitCode(code1, sizeof(code1));
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uint16_t f2_index = builder->AddFunction();
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f = builder->FunctionAt(f2_index);
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f->SetSignature(sigs.i_v());
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ExportAsMain(f);
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byte code2[] = {WASM_SET_GLOBAL(global1, WASM_I32V_1(56)),
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WASM_SET_GLOBAL(global2, WASM_I32V_1(41)),
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WASM_RETURN1(WASM_CALL_FUNCTION0(f1_index))};
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f->EmitCode(code2, sizeof(code2));
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TestModule(&zone, builder, 97);
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}
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TEST(Run_WasmModule_Serialization) {
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static const char* kFunctionName = "increment";
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v8::base::AccountingAllocator allocator;
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Zone zone(&allocator);
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WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
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uint16_t f_index = builder->AddFunction();
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TestSignatures sigs;
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WasmFunctionBuilder* f = builder->FunctionAt(f_index);
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f->SetSignature(sigs.i_i());
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byte code[] = {WASM_GET_LOCAL(0), kExprI32Const, 1, kExprI32Add};
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f->EmitCode(code, sizeof(code));
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ExportAs(f, kFunctionName);
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ZoneBuffer buffer(&zone);
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builder->WriteTo(buffer);
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Isolate* isolate = CcTest::InitIsolateOnce();
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ErrorThrower thrower(isolate, "");
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v8::WasmCompiledModule::SerializedModule data;
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{
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HandleScope scope(isolate);
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WasmJs::SetupIsolateForWasm(isolate);
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ModuleResult decoding_result = DecodeWasmModule(
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isolate, &zone, buffer.begin(), buffer.end(), false, kWasmOrigin);
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std::unique_ptr<const WasmModule> module(decoding_result.val);
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CHECK(!decoding_result.failed());
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MaybeHandle<FixedArray> compiled_module =
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module->CompileFunctions(isolate, &thrower);
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CHECK(!compiled_module.is_null());
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Handle<JSObject> module_obj = CreateCompiledModuleObject(
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isolate, compiled_module.ToHandleChecked(), ModuleOrigin::kWasmOrigin);
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v8::Local<v8::Object> v8_module_obj = v8::Utils::ToLocal(module_obj);
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CHECK(v8_module_obj->IsWebAssemblyCompiledModule());
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v8::Local<v8::WasmCompiledModule> v8_compiled_module =
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v8_module_obj.As<v8::WasmCompiledModule>();
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data = v8_compiled_module->Serialize();
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}
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v8::Isolate::CreateParams create_params;
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create_params.array_buffer_allocator =
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CcTest::InitIsolateOnce()->array_buffer_allocator();
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v8::Isolate* v8_isolate = v8::Isolate::New(create_params);
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{
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v8::Isolate::Scope isolate_scope(v8_isolate);
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v8::HandleScope new_scope(v8_isolate);
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v8::Local<v8::Context> new_ctx = v8::Context::New(v8_isolate);
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new_ctx->Enter();
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isolate = reinterpret_cast<Isolate*>(v8_isolate);
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WasmJs::SetupIsolateForWasm(isolate);
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v8::MaybeLocal<v8::WasmCompiledModule> deserialized =
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v8::WasmCompiledModule::Deserialize(v8_isolate, data);
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v8::Local<v8::WasmCompiledModule> compiled_module;
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CHECK(deserialized.ToLocal(&compiled_module));
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Handle<JSObject> module_object =
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Handle<JSObject>::cast(v8::Utils::OpenHandle(*compiled_module));
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Handle<JSObject> instance =
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WasmModule::Instantiate(isolate, module_object,
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Handle<JSReceiver>::null(),
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Handle<JSArrayBuffer>::null())
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.ToHandleChecked();
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Handle<Object> params[1] = {Handle<Object>(Smi::FromInt(41), isolate)};
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int32_t result = testing::CallWasmFunctionForTesting(
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isolate, instance, &thrower, kFunctionName, 1, params,
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ModuleOrigin::kWasmOrigin);
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CHECK(result == 42);
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new_ctx->Exit();
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}
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}
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TEST(Run_WasmModule_MemSize_GrowMem) {
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static const int kPageSize = 0x10000;
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// Initial memory size = 16 + GrowMemory(10)
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static const int kExpectedValue = kPageSize * 26;
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TestSignatures sigs;
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v8::base::AccountingAllocator allocator;
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Zone zone(&allocator);
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WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
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uint16_t f_index = builder->AddFunction();
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WasmFunctionBuilder* f = builder->FunctionAt(f_index);
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f->SetSignature(sigs.i_v());
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ExportAsMain(f);
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byte code[] = {WASM_GROW_MEMORY(WASM_I8(10)), WASM_MEMORY_SIZE};
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f->EmitCode(code, sizeof(code));
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TestModule(&zone, builder, kExpectedValue);
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}
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TEST(Run_WasmModule_GrowMemoryInIf) {
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TestSignatures sigs;
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v8::base::AccountingAllocator allocator;
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Zone zone(&allocator);
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WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
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uint16_t f_index = builder->AddFunction();
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WasmFunctionBuilder* f = builder->FunctionAt(f_index);
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f->SetSignature(sigs.i_v());
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ExportAsMain(f);
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byte code[] = {WASM_IF_ELSE(WASM_I32V(0), WASM_GROW_MEMORY(WASM_I32V(1)),
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WASM_I32V(12))};
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f->EmitCode(code, sizeof(code));
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TestModule(&zone, builder, 12);
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}
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