6a6c116843
According to the latest changes in wasm-gc, externref will be renamed to anyref, and will be assigned as the top of the reference type hierarchy. Since in the current wasm type system funcref is not a subtype of anyref, subtyping is now dependent on whether wasm-gc is enabled. Bug: v8:7748 Change-Id: I0c0ae3dd5523e624d4490ca33d1fba4c2ae59393 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3468345 Reviewed-by: Jakob Gruber <jgruber@chromium.org> Reviewed-by: Jakob Kummerow <jkummerow@chromium.org> Commit-Queue: Manos Koukoutos <manoskouk@chromium.org> Cr-Commit-Position: refs/heads/main@{#79322}
110 lines
3.7 KiB
C++
110 lines
3.7 KiB
C++
// Copyright 2019 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 "test/wasm-api-tests/wasm-api-test.h"
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#include "src/execution/isolate.h"
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#include "src/heap/heap.h"
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#include "src/wasm/c-api.h"
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namespace v8 {
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namespace internal {
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namespace wasm {
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using ::wasm::ExportType;
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using ::wasm::GlobalType;
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using ::wasm::MemoryType;
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using ::wasm::TableType;
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namespace {
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const char* kFuncName = "func1";
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const char* kGlobalName = "global2";
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const char* kTableName = "table3";
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const char* kMemoryName = "memory4";
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void ExpectName(const char* expected, const ::wasm::Name& name) {
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size_t len = strlen(expected);
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EXPECT_EQ(len, name.size());
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EXPECT_EQ(0, strncmp(expected, name.get(), len));
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}
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} // namespace
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TEST_F(WasmCapiTest, Reflect) {
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// Create a module exporting a function, a global, a table, and a memory.
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byte code[] = {WASM_UNREACHABLE};
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ValueType types[] = {kWasmI32, kWasmAnyRef, kWasmI32,
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kWasmI64, kWasmF32, kWasmF64};
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FunctionSig sig(2, 4, types);
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AddExportedFunction(base::CStrVector(kFuncName), code, sizeof(code), &sig);
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builder()->AddExportedGlobal(kWasmF64, false, WasmInitExpr(0.0),
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base::CStrVector(kGlobalName));
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builder()->AddTable(kWasmFuncRef, 12, 12);
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builder()->AddExport(base::CStrVector(kTableName), kExternalTable, 0);
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builder()->SetMinMemorySize(1);
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builder()->AddExport(base::CStrVector(kMemoryName), kExternalMemory, 0);
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Instantiate(nullptr);
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ownvec<ExportType> export_types = module()->exports();
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const ownvec<Extern>& exports = this->exports();
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EXPECT_EQ(exports.size(), export_types.size());
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EXPECT_EQ(4u, exports.size());
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for (size_t i = 0; i < exports.size(); i++) {
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::wasm::ExternKind kind = exports[i]->kind();
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const ::wasm::ExternType* extern_type = export_types[i]->type();
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EXPECT_EQ(kind, extern_type->kind());
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if (kind == ::wasm::EXTERN_FUNC) {
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ExpectName(kFuncName, export_types[i]->name());
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const FuncType* type = extern_type->func();
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const ownvec<ValType>& params = type->params();
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EXPECT_EQ(4u, params.size());
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EXPECT_EQ(::wasm::I32, params[0]->kind());
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EXPECT_EQ(::wasm::I64, params[1]->kind());
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EXPECT_EQ(::wasm::F32, params[2]->kind());
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EXPECT_EQ(::wasm::F64, params[3]->kind());
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const ownvec<ValType>& results = type->results();
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EXPECT_EQ(2u, results.size());
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EXPECT_EQ(::wasm::I32, results[0]->kind());
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EXPECT_EQ(::wasm::ANYREF, results[1]->kind());
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const Func* func = exports[i]->func();
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EXPECT_EQ(4u, func->param_arity());
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EXPECT_EQ(2u, func->result_arity());
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} else if (kind == ::wasm::EXTERN_GLOBAL) {
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ExpectName(kGlobalName, export_types[i]->name());
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const GlobalType* type = extern_type->global();
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EXPECT_EQ(::wasm::F64, type->content()->kind());
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EXPECT_EQ(::wasm::CONST, type->mutability());
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} else if (kind == ::wasm::EXTERN_TABLE) {
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ExpectName(kTableName, export_types[i]->name());
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const TableType* type = extern_type->table();
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EXPECT_EQ(::wasm::FUNCREF, type->element()->kind());
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::wasm::Limits limits = type->limits();
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EXPECT_EQ(12u, limits.min);
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EXPECT_EQ(12u, limits.max);
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} else if (kind == ::wasm::EXTERN_MEMORY) {
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ExpectName(kMemoryName, export_types[i]->name());
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const MemoryType* type = extern_type->memory();
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::wasm::Limits limits = type->limits();
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EXPECT_EQ(1u, limits.min);
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EXPECT_EQ(std::numeric_limits<uint32_t>::max(), limits.max);
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} else {
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UNREACHABLE();
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}
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}
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}
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} // namespace wasm
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} // namespace internal
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} // namespace v8
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