9240b556c2
The EnableFlagScope is useful also for non-boolean flags. With the template we can use if for example in the wasm fuzzers to reduce the maximum memory size of a wasm module. In addition I put the EnableFlagScope into the v8::internal namespace, and I fixed a small typo. BUG=v8:6474 R=clemensh@chromium.org Change-Id: Iae5d5c058c334cd0f9e09d20adfd229fc2d6c585 Reviewed-on: https://chromium-review.googlesource.com/531005 Commit-Queue: Andreas Haas <ahaas@chromium.org> Reviewed-by: Clemens Hammacher <clemensh@chromium.org> Cr-Commit-Position: refs/heads/master@{#45862}
44 lines
1.6 KiB
C++
44 lines
1.6 KiB
C++
// Copyright 2016 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 <limits.h>
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#include <stddef.h>
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#include <stdint.h>
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#include "include/v8.h"
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#include "src/factory.h"
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#include "src/isolate-inl.h"
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#include "src/isolate.h"
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#include "src/objects-inl.h"
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#include "src/objects.h"
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#include "src/wasm/wasm-module.h"
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#include "test/common/wasm/flag-utils.h"
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#include "test/common/wasm/wasm-module-runner.h"
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#include "test/fuzzer/fuzzer-support.h"
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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v8::internal::FlagScope<uint32_t> max_mem_flag_scope(
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&v8::internal::FLAG_wasm_max_mem_pages, 32);
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v8::internal::FlagScope<uint32_t> max_table_size_scope(
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&v8::internal::FLAG_wasm_max_table_size, 100);
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v8_fuzzer::FuzzerSupport* support = v8_fuzzer::FuzzerSupport::Get();
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v8::Isolate* isolate = support->GetIsolate();
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v8::internal::Isolate* i_isolate =
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reinterpret_cast<v8::internal::Isolate*>(isolate);
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// Clear any pending exceptions from a prior run.
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if (i_isolate->has_pending_exception()) {
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i_isolate->clear_pending_exception();
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}
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v8::Isolate::Scope isolate_scope(isolate);
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v8::HandleScope handle_scope(isolate);
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v8::Context::Scope context_scope(support->GetContext());
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v8::TryCatch try_catch(isolate);
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v8::internal::wasm::testing::SetupIsolateForWasmModule(i_isolate);
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v8::internal::wasm::testing::CompileAndRunWasmModule(i_isolate, data,
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data + size);
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return 0;
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}
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