8e7241fdde
Rebuilding (after touching certain files) is crazy slow because includes are out of control. Many of these files we need to rebuild are cctests which pull in more includes than they need. BUG=v8:5294 Review-Url: https://codereview.chromium.org/2304553002 Cr-Commit-Position: refs/heads/master@{#39080}
63 lines
1.8 KiB
C++
63 lines
1.8 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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// Test enabled only on supported architectures.
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#if defined(V8_TARGET_ARCH_X64) || defined(V8_TARGET_ARCH_ARM) || \
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defined(V8_TARGET_ARCH_ARM64)
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#include "src/flags.h"
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#include "src/objects-inl.h"
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#include "src/objects.h"
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#include "src/unicode-cache.h"
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#include "test/cctest/compiler/function-tester.h"
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namespace v8 {
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namespace internal {
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namespace compiler {
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TEST(RunUnwindingInfo) {
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FLAG_turbo = true;
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FLAG_perf_prof_unwinding_info = true;
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FunctionTester tester(
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"(function (x) {\n"
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" function f(x) { return x*x; }\n"
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" return x > 0 ? x+1 : f(x);\n"
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"})");
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tester.Call(tester.Val(-1));
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CHECK(tester.function->code()->has_unwinding_info());
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}
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// TODO(ssanfilippo) Build low-level graph and check that state is correctly
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// restored in the following situation:
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//
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// +-----------------+
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// | no frame |---+
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// check that a +-----------------+ |
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// a noframe state | construct frame |<--+
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// is restored here --> +-----------------+ |
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// | construct frame |<--+
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// +-----------------+
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//
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// Same for <construct>/<destruct>/<destruct> (a <construct> status is restored)
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// TODO(ssanfilippo) Intentionally reach a BB with different initial states
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// and check that the UnwindingInforWriter fails in debug mode:
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//
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// +----------------+
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// +---| State A |
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// | +----------------+
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// | | State B != A |---+
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// | +----------------+ |
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// +-->| Failure here |<--+
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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
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