| // Copyright 2015 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include "src/wasm/encoder.h" |
| #include "src/wasm/wasm-js.h" |
| #include "src/wasm/wasm-macro-gen.h" |
| #include "src/wasm/wasm-module.h" |
| #include "src/wasm/wasm-opcodes.h" |
| |
| #include "test/cctest/cctest.h" |
| #include "test/cctest/wasm/test-signatures.h" |
| |
| using namespace v8::base; |
| using namespace v8::internal; |
| using namespace v8::internal::compiler; |
| using namespace v8::internal::wasm; |
| |
| namespace { |
| void TestModule(Zone* zone, WasmModuleBuilder* builder, |
| int32_t expected_result) { |
| ZoneBuffer buffer(zone); |
| builder->WriteTo(buffer); |
| |
| Isolate* isolate = CcTest::InitIsolateOnce(); |
| HandleScope scope(isolate); |
| WasmJs::InstallWasmFunctionMap(isolate, isolate->native_context()); |
| int32_t result = |
| testing::CompileAndRunWasmModule(isolate, buffer.begin(), buffer.end()); |
| CHECK_EQ(expected_result, result); |
| } |
| |
| void ExportAsMain(WasmFunctionBuilder* f) { |
| static const char kMainName[] = "main"; |
| f->SetExported(); |
| f->SetName(kMainName, arraysize(kMainName) - 1); |
| } |
| } // namespace |
| |
| TEST(Run_WasmModule_Return114) { |
| static const int32_t kReturnValue = 114; |
| TestSignatures sigs; |
| v8::base::AccountingAllocator allocator; |
| Zone zone(&allocator); |
| |
| WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone); |
| uint16_t f_index = builder->AddFunction(); |
| WasmFunctionBuilder* f = builder->FunctionAt(f_index); |
| f->SetSignature(sigs.i_v()); |
| ExportAsMain(f); |
| byte code[] = {WASM_I8(kReturnValue)}; |
| f->EmitCode(code, sizeof(code)); |
| TestModule(&zone, builder, kReturnValue); |
| } |
| |
| TEST(Run_WasmModule_CallAdd) { |
| v8::base::AccountingAllocator allocator; |
| Zone zone(&allocator); |
| TestSignatures sigs; |
| |
| WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone); |
| |
| uint16_t f1_index = builder->AddFunction(); |
| WasmFunctionBuilder* f = builder->FunctionAt(f1_index); |
| f->SetSignature(sigs.i_ii()); |
| uint16_t param1 = 0; |
| uint16_t param2 = 1; |
| byte code1[] = {WASM_I32_ADD(WASM_GET_LOCAL(param1), WASM_GET_LOCAL(param2))}; |
| f->EmitCode(code1, sizeof(code1)); |
| |
| uint16_t f2_index = builder->AddFunction(); |
| f = builder->FunctionAt(f2_index); |
| f->SetSignature(sigs.i_v()); |
| |
| ExportAsMain(f); |
| byte code2[] = {WASM_CALL_FUNCTION2(f1_index, WASM_I8(77), WASM_I8(22))}; |
| f->EmitCode(code2, sizeof(code2)); |
| TestModule(&zone, builder, 99); |
| } |
| |
| TEST(Run_WasmModule_ReadLoadedDataSegment) { |
| static const byte kDataSegmentDest0 = 12; |
| v8::base::AccountingAllocator allocator; |
| Zone zone(&allocator); |
| TestSignatures sigs; |
| |
| WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone); |
| uint16_t f_index = builder->AddFunction(); |
| WasmFunctionBuilder* f = builder->FunctionAt(f_index); |
| f->SetSignature(sigs.i_v()); |
| |
| ExportAsMain(f); |
| byte code[] = { |
| WASM_LOAD_MEM(MachineType::Int32(), WASM_I8(kDataSegmentDest0))}; |
| f->EmitCode(code, sizeof(code)); |
| byte data[] = {0xaa, 0xbb, 0xcc, 0xdd}; |
| builder->AddDataSegment(new (&zone) WasmDataSegmentEncoder( |
| &zone, data, sizeof(data), kDataSegmentDest0)); |
| TestModule(&zone, builder, 0xddccbbaa); |
| } |
| |
| TEST(Run_WasmModule_CheckMemoryIsZero) { |
| static const int kCheckSize = 16 * 1024; |
| v8::base::AccountingAllocator allocator; |
| Zone zone(&allocator); |
| TestSignatures sigs; |
| |
| WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone); |
| uint16_t f_index = builder->AddFunction(); |
| WasmFunctionBuilder* f = builder->FunctionAt(f_index); |
| f->SetSignature(sigs.i_v()); |
| |
| uint16_t localIndex = f->AddLocal(kAstI32); |
| ExportAsMain(f); |
| byte code[] = {WASM_BLOCK( |
| 2, |
| WASM_WHILE( |
| WASM_I32_LTS(WASM_GET_LOCAL(localIndex), WASM_I32V_3(kCheckSize)), |
| WASM_IF_ELSE( |
| WASM_LOAD_MEM(MachineType::Int32(), WASM_GET_LOCAL(localIndex)), |
| WASM_BRV(2, WASM_I8(-1)), WASM_INC_LOCAL_BY(localIndex, 4))), |
| WASM_I8(11))}; |
| f->EmitCode(code, sizeof(code)); |
| TestModule(&zone, builder, 11); |
| } |
| |
| TEST(Run_WasmModule_CallMain_recursive) { |
| v8::base::AccountingAllocator allocator; |
| Zone zone(&allocator); |
| TestSignatures sigs; |
| |
| WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone); |
| uint16_t f_index = builder->AddFunction(); |
| WasmFunctionBuilder* f = builder->FunctionAt(f_index); |
| f->SetSignature(sigs.i_v()); |
| |
| uint16_t localIndex = f->AddLocal(kAstI32); |
| ExportAsMain(f); |
| byte code[] = {WASM_BLOCK( |
| 2, WASM_SET_LOCAL(localIndex, |
| WASM_LOAD_MEM(MachineType::Int32(), WASM_ZERO)), |
| WASM_IF_ELSE(WASM_I32_LTS(WASM_GET_LOCAL(localIndex), WASM_I8(5)), |
| WASM_BLOCK(2, WASM_STORE_MEM(MachineType::Int32(), WASM_ZERO, |
| WASM_INC_LOCAL(localIndex)), |
| WASM_BRV(1, WASM_CALL_FUNCTION0(0))), |
| WASM_BRV(0, WASM_I8(55))))}; |
| f->EmitCode(code, sizeof(code)); |
| TestModule(&zone, builder, 55); |
| } |
| |
| TEST(Run_WasmModule_Global) { |
| v8::base::AccountingAllocator allocator; |
| Zone zone(&allocator); |
| TestSignatures sigs; |
| |
| WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone); |
| uint32_t global1 = builder->AddGlobal(MachineType::Int32(), 0); |
| uint32_t global2 = builder->AddGlobal(MachineType::Int32(), 0); |
| uint16_t f1_index = builder->AddFunction(); |
| WasmFunctionBuilder* f = builder->FunctionAt(f1_index); |
| f->SetSignature(sigs.i_v()); |
| byte code1[] = { |
| WASM_I32_ADD(WASM_LOAD_GLOBAL(global1), WASM_LOAD_GLOBAL(global2))}; |
| f->EmitCode(code1, sizeof(code1)); |
| uint16_t f2_index = builder->AddFunction(); |
| f = builder->FunctionAt(f2_index); |
| f->SetSignature(sigs.i_v()); |
| ExportAsMain(f); |
| byte code2[] = {WASM_STORE_GLOBAL(global1, WASM_I32V_1(56)), |
| WASM_STORE_GLOBAL(global2, WASM_I32V_1(41)), |
| WASM_RETURN1(WASM_CALL_FUNCTION0(f1_index))}; |
| f->EmitCode(code2, sizeof(code2)); |
| TestModule(&zone, builder, 97); |
| } |