mirror of https://github.com/lukechilds/node.git
Fedor Indutny
12 years ago
494 changed files with 50387 additions and 31821 deletions
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danno@chromium.org |
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jkummerow@chromium.org |
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mmassi@chromium.org |
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mstarzinger@chromium.org |
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mvstanton@chromium.org |
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rossberg@chromium.org |
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svenpanne@chromium.org |
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ulan@chromium.org |
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vegorov@chromium.org |
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verwaest@chromium.org |
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yangguo@chromium.org |
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# Copyright 2012 the V8 project authors. All rights reserved. |
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# Redistribution and use in source and binary forms, with or without |
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# modification, are permitted provided that the following conditions are |
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# met: |
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# |
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# * Redistributions of source code must retain the above copyright |
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# notice, this list of conditions and the following disclaimer. |
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# * Redistributions in binary form must reproduce the above |
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# copyright notice, this list of conditions and the following |
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# disclaimer in the documentation and/or other materials provided |
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# with the distribution. |
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# * Neither the name of Google Inc. nor the names of its |
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# contributors may be used to endorse or promote products derived |
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# from this software without specific prior written permission. |
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# |
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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"""Top-level presubmit script for V8. |
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See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts |
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for more details about the presubmit API built into gcl. |
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""" |
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def _V8PresubmitChecks(input_api, output_api): |
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"""Runs the V8 presubmit checks.""" |
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import sys |
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sys.path.append(input_api.os_path.join( |
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input_api.PresubmitLocalPath(), 'tools')) |
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from presubmit import CppLintProcessor |
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from presubmit import SourceProcessor |
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results = [] |
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if not CppLintProcessor().Run(input_api.PresubmitLocalPath()): |
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results.append(output_api.PresubmitError("C++ lint check failed")) |
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if not SourceProcessor().Run(input_api.PresubmitLocalPath()): |
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results.append(output_api.PresubmitError( |
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"Copyright header and trailing whitespaces check failed")) |
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return results |
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def _CommonChecks(input_api, output_api): |
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"""Checks common to both upload and commit.""" |
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results = [] |
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results.extend(input_api.canned_checks.CheckOwners( |
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input_api, output_api, source_file_filter=None)) |
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return results |
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def CheckChangeOnUpload(input_api, output_api): |
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results = [] |
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results.extend(_CommonChecks(input_api, output_api)) |
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return results |
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def CheckChangeOnCommit(input_api, output_api): |
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results = [] |
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results.extend(_CommonChecks(input_api, output_api)) |
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results.extend(input_api.canned_checks.CheckChangeHasDescription( |
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input_api, output_api)) |
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results.extend(_V8PresubmitChecks(input_api, output_api)) |
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return results |
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// Copyright 2012 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
|
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
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|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// This file is an internal atomic implementation for compiler-based
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// ThreadSanitizer. Use base/atomicops.h instead.
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#ifndef V8_ATOMICOPS_INTERNALS_TSAN_H_ |
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#define V8_ATOMICOPS_INTERNALS_TSAN_H_ |
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// This struct is not part of the public API of this module; clients may not
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// use it. (However, it's exported via BASE_EXPORT because clients implicitly
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// do use it at link time by inlining these functions.)
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// Features of this x86. Values may not be correct before main() is run,
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// but are set conservatively.
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struct AtomicOps_x86CPUFeatureStruct { |
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bool has_amd_lock_mb_bug; // Processor has AMD memory-barrier bug; do lfence
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// after acquire compare-and-swap.
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bool has_sse2; // Processor has SSE2.
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}; |
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extern struct AtomicOps_x86CPUFeatureStruct |
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AtomicOps_Internalx86CPUFeatures; |
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#define ATOMICOPS_COMPILER_BARRIER() __asm__ __volatile__("" : : : "memory") |
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namespace v8 { |
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namespace internal { |
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#ifndef TSAN_INTERFACE_ATOMIC_H |
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#define TSAN_INTERFACE_ATOMIC_H |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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typedef char __tsan_atomic8; |
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typedef short __tsan_atomic16; // NOLINT
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typedef int __tsan_atomic32; |
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typedef long __tsan_atomic64; // NOLINT
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typedef enum { |
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__tsan_memory_order_relaxed = (1 << 0) + 100500, |
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__tsan_memory_order_consume = (1 << 1) + 100500, |
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__tsan_memory_order_acquire = (1 << 2) + 100500, |
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__tsan_memory_order_release = (1 << 3) + 100500, |
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__tsan_memory_order_acq_rel = (1 << 4) + 100500, |
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__tsan_memory_order_seq_cst = (1 << 5) + 100500, |
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} __tsan_memory_order; |
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__tsan_atomic8 __tsan_atomic8_load(const volatile __tsan_atomic8* a, |
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__tsan_memory_order mo); |
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__tsan_atomic16 __tsan_atomic16_load(const volatile __tsan_atomic16* a, |
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__tsan_memory_order mo); |
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__tsan_atomic32 __tsan_atomic32_load(const volatile __tsan_atomic32* a, |
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__tsan_memory_order mo); |
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__tsan_atomic64 __tsan_atomic64_load(const volatile __tsan_atomic64* a, |
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__tsan_memory_order mo); |
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void __tsan_atomic8_store(volatile __tsan_atomic8* a, __tsan_atomic8 v, |
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__tsan_memory_order mo); |
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void __tsan_atomic16_store(volatile __tsan_atomic16* a, __tsan_atomic16 v, |
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__tsan_memory_order mo); |
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void __tsan_atomic32_store(volatile __tsan_atomic32* a, __tsan_atomic32 v, |
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__tsan_memory_order mo); |
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void __tsan_atomic64_store(volatile __tsan_atomic64* a, __tsan_atomic64 v, |
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__tsan_memory_order mo); |
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__tsan_atomic8 __tsan_atomic8_exchange(volatile __tsan_atomic8* a, |
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__tsan_atomic8 v, __tsan_memory_order mo); |
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__tsan_atomic16 __tsan_atomic16_exchange(volatile __tsan_atomic16* a, |
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__tsan_atomic16 v, __tsan_memory_order mo); |
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__tsan_atomic32 __tsan_atomic32_exchange(volatile __tsan_atomic32* a, |
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__tsan_atomic32 v, __tsan_memory_order mo); |
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__tsan_atomic64 __tsan_atomic64_exchange(volatile __tsan_atomic64* a, |
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__tsan_atomic64 v, __tsan_memory_order mo); |
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__tsan_atomic8 __tsan_atomic8_fetch_add(volatile __tsan_atomic8* a, |
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__tsan_atomic8 v, __tsan_memory_order mo); |
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__tsan_atomic16 __tsan_atomic16_fetch_add(volatile __tsan_atomic16* a, |
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__tsan_atomic16 v, __tsan_memory_order mo); |
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__tsan_atomic32 __tsan_atomic32_fetch_add(volatile __tsan_atomic32* a, |
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__tsan_atomic32 v, __tsan_memory_order mo); |
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__tsan_atomic64 __tsan_atomic64_fetch_add(volatile __tsan_atomic64* a, |
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__tsan_atomic64 v, __tsan_memory_order mo); |
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__tsan_atomic8 __tsan_atomic8_fetch_and(volatile __tsan_atomic8* a, |
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__tsan_atomic8 v, __tsan_memory_order mo); |
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__tsan_atomic16 __tsan_atomic16_fetch_and(volatile __tsan_atomic16* a, |
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__tsan_atomic16 v, __tsan_memory_order mo); |
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__tsan_atomic32 __tsan_atomic32_fetch_and(volatile __tsan_atomic32* a, |
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__tsan_atomic32 v, __tsan_memory_order mo); |
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__tsan_atomic64 __tsan_atomic64_fetch_and(volatile __tsan_atomic64* a, |
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__tsan_atomic64 v, __tsan_memory_order mo); |
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__tsan_atomic8 __tsan_atomic8_fetch_or(volatile __tsan_atomic8* a, |
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__tsan_atomic8 v, __tsan_memory_order mo); |
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__tsan_atomic16 __tsan_atomic16_fetch_or(volatile __tsan_atomic16* a, |
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__tsan_atomic16 v, __tsan_memory_order mo); |
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__tsan_atomic32 __tsan_atomic32_fetch_or(volatile __tsan_atomic32* a, |
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__tsan_atomic32 v, __tsan_memory_order mo); |
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__tsan_atomic64 __tsan_atomic64_fetch_or(volatile __tsan_atomic64* a, |
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__tsan_atomic64 v, __tsan_memory_order mo); |
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__tsan_atomic8 __tsan_atomic8_fetch_xor(volatile __tsan_atomic8* a, |
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__tsan_atomic8 v, __tsan_memory_order mo); |
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__tsan_atomic16 __tsan_atomic16_fetch_xor(volatile __tsan_atomic16* a, |
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__tsan_atomic16 v, __tsan_memory_order mo); |
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__tsan_atomic32 __tsan_atomic32_fetch_xor(volatile __tsan_atomic32* a, |
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__tsan_atomic32 v, __tsan_memory_order mo); |
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__tsan_atomic64 __tsan_atomic64_fetch_xor(volatile __tsan_atomic64* a, |
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__tsan_atomic64 v, __tsan_memory_order mo); |
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int __tsan_atomic8_compare_exchange_weak(volatile __tsan_atomic8* a, |
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__tsan_atomic8* c, __tsan_atomic8 v, __tsan_memory_order mo); |
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int __tsan_atomic16_compare_exchange_weak(volatile __tsan_atomic16* a, |
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__tsan_atomic16* c, __tsan_atomic16 v, __tsan_memory_order mo); |
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int __tsan_atomic32_compare_exchange_weak(volatile __tsan_atomic32* a, |
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__tsan_atomic32* c, __tsan_atomic32 v, __tsan_memory_order mo); |
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int __tsan_atomic64_compare_exchange_weak(volatile __tsan_atomic64* a, |
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__tsan_atomic64* c, __tsan_atomic64 v, __tsan_memory_order mo); |
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int __tsan_atomic8_compare_exchange_strong(volatile __tsan_atomic8* a, |
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__tsan_atomic8* c, __tsan_atomic8 v, __tsan_memory_order mo); |
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int __tsan_atomic16_compare_exchange_strong(volatile __tsan_atomic16* a, |
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__tsan_atomic16* c, __tsan_atomic16 v, __tsan_memory_order mo); |
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int __tsan_atomic32_compare_exchange_strong(volatile __tsan_atomic32* a, |
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__tsan_atomic32* c, __tsan_atomic32 v, __tsan_memory_order mo); |
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int __tsan_atomic64_compare_exchange_strong(volatile __tsan_atomic64* a, |
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__tsan_atomic64* c, __tsan_atomic64 v, __tsan_memory_order mo); |
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void __tsan_atomic_thread_fence(__tsan_memory_order mo); |
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#ifdef __cplusplus |
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} // extern "C"
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#endif |
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#endif // #ifndef TSAN_INTERFACE_ATOMIC_H
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inline Atomic32 NoBarrier_CompareAndSwap(volatile Atomic32* ptr, |
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Atomic32 old_value, |
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Atomic32 new_value) { |
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Atomic32 cmp = old_value; |
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__tsan_atomic32_compare_exchange_strong(ptr, &cmp, new_value, |
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__tsan_memory_order_relaxed); |
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return cmp; |
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} |
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inline Atomic32 NoBarrier_AtomicExchange(volatile Atomic32* ptr, |
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Atomic32 new_value) { |
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return __tsan_atomic32_exchange(ptr, new_value, |
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__tsan_memory_order_relaxed); |
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} |
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inline Atomic32 Acquire_AtomicExchange(volatile Atomic32* ptr, |
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Atomic32 new_value) { |
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return __tsan_atomic32_exchange(ptr, new_value, |
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__tsan_memory_order_acquire); |
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} |
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inline Atomic32 Release_AtomicExchange(volatile Atomic32* ptr, |
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Atomic32 new_value) { |
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return __tsan_atomic32_exchange(ptr, new_value, |
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__tsan_memory_order_release); |
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} |
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inline Atomic32 NoBarrier_AtomicIncrement(volatile Atomic32* ptr, |
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Atomic32 increment) { |
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return increment + __tsan_atomic32_fetch_add(ptr, increment, |
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__tsan_memory_order_relaxed); |
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} |
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inline Atomic32 Barrier_AtomicIncrement(volatile Atomic32* ptr, |
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Atomic32 increment) { |
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return increment + __tsan_atomic32_fetch_add(ptr, increment, |
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__tsan_memory_order_acq_rel); |
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} |
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inline Atomic32 Acquire_CompareAndSwap(volatile Atomic32* ptr, |
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Atomic32 old_value, |
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Atomic32 new_value) { |
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Atomic32 cmp = old_value; |
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__tsan_atomic32_compare_exchange_strong(ptr, &cmp, new_value, |
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__tsan_memory_order_acquire); |
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return cmp; |
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} |
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inline Atomic32 Release_CompareAndSwap(volatile Atomic32* ptr, |
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Atomic32 old_value, |
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Atomic32 new_value) { |
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Atomic32 cmp = old_value; |
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__tsan_atomic32_compare_exchange_strong(ptr, &cmp, new_value, |
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__tsan_memory_order_release); |
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return cmp; |
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} |
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inline void NoBarrier_Store(volatile Atomic32* ptr, Atomic32 value) { |
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__tsan_atomic32_store(ptr, value, __tsan_memory_order_relaxed); |
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} |
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inline void Acquire_Store(volatile Atomic32* ptr, Atomic32 value) { |
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__tsan_atomic32_store(ptr, value, __tsan_memory_order_relaxed); |
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__tsan_atomic_thread_fence(__tsan_memory_order_seq_cst); |
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} |
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inline void Release_Store(volatile Atomic32* ptr, Atomic32 value) { |
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__tsan_atomic32_store(ptr, value, __tsan_memory_order_release); |
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} |
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inline Atomic32 NoBarrier_Load(volatile const Atomic32* ptr) { |
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return __tsan_atomic32_load(ptr, __tsan_memory_order_relaxed); |
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} |
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inline Atomic32 Acquire_Load(volatile const Atomic32* ptr) { |
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return __tsan_atomic32_load(ptr, __tsan_memory_order_acquire); |
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} |
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inline Atomic32 Release_Load(volatile const Atomic32* ptr) { |
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__tsan_atomic_thread_fence(__tsan_memory_order_seq_cst); |
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return __tsan_atomic32_load(ptr, __tsan_memory_order_relaxed); |
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} |
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inline Atomic64 NoBarrier_CompareAndSwap(volatile Atomic64* ptr, |
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Atomic64 old_value, |
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Atomic64 new_value) { |
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Atomic64 cmp = old_value; |
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__tsan_atomic64_compare_exchange_strong(ptr, &cmp, new_value, |
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__tsan_memory_order_relaxed); |
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return cmp; |
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} |
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inline Atomic64 NoBarrier_AtomicExchange(volatile Atomic64* ptr, |
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Atomic64 new_value) { |
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return __tsan_atomic64_exchange(ptr, new_value, __tsan_memory_order_relaxed); |
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|
} |
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|
inline Atomic64 Acquire_AtomicExchange(volatile Atomic64* ptr, |
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Atomic64 new_value) { |
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return __tsan_atomic64_exchange(ptr, new_value, __tsan_memory_order_acquire); |
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|
} |
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|
|
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|
inline Atomic64 Release_AtomicExchange(volatile Atomic64* ptr, |
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Atomic64 new_value) { |
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return __tsan_atomic64_exchange(ptr, new_value, __tsan_memory_order_release); |
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} |
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inline Atomic64 NoBarrier_AtomicIncrement(volatile Atomic64* ptr, |
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Atomic64 increment) { |
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return increment + __tsan_atomic64_fetch_add(ptr, increment, |
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__tsan_memory_order_relaxed); |
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} |
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inline Atomic64 Barrier_AtomicIncrement(volatile Atomic64* ptr, |
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Atomic64 increment) { |
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return increment + __tsan_atomic64_fetch_add(ptr, increment, |
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__tsan_memory_order_acq_rel); |
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} |
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||||
|
inline void NoBarrier_Store(volatile Atomic64* ptr, Atomic64 value) { |
||||
|
__tsan_atomic64_store(ptr, value, __tsan_memory_order_relaxed); |
||||
|
} |
||||
|
|
||||
|
inline void Acquire_Store(volatile Atomic64* ptr, Atomic64 value) { |
||||
|
__tsan_atomic64_store(ptr, value, __tsan_memory_order_relaxed); |
||||
|
__tsan_atomic_thread_fence(__tsan_memory_order_seq_cst); |
||||
|
} |
||||
|
|
||||
|
inline void Release_Store(volatile Atomic64* ptr, Atomic64 value) { |
||||
|
__tsan_atomic64_store(ptr, value, __tsan_memory_order_release); |
||||
|
} |
||||
|
|
||||
|
inline Atomic64 NoBarrier_Load(volatile const Atomic64* ptr) { |
||||
|
return __tsan_atomic64_load(ptr, __tsan_memory_order_relaxed); |
||||
|
} |
||||
|
|
||||
|
inline Atomic64 Acquire_Load(volatile const Atomic64* ptr) { |
||||
|
return __tsan_atomic64_load(ptr, __tsan_memory_order_acquire); |
||||
|
} |
||||
|
|
||||
|
inline Atomic64 Release_Load(volatile const Atomic64* ptr) { |
||||
|
__tsan_atomic_thread_fence(__tsan_memory_order_seq_cst); |
||||
|
return __tsan_atomic64_load(ptr, __tsan_memory_order_relaxed); |
||||
|
} |
||||
|
|
||||
|
inline Atomic64 Acquire_CompareAndSwap(volatile Atomic64* ptr, |
||||
|
Atomic64 old_value, |
||||
|
Atomic64 new_value) { |
||||
|
Atomic64 cmp = old_value; |
||||
|
__tsan_atomic64_compare_exchange_strong(ptr, &cmp, new_value, |
||||
|
__tsan_memory_order_acquire); |
||||
|
return cmp; |
||||
|
} |
||||
|
|
||||
|
inline Atomic64 Release_CompareAndSwap(volatile Atomic64* ptr, |
||||
|
Atomic64 old_value, |
||||
|
Atomic64 new_value) { |
||||
|
Atomic64 cmp = old_value; |
||||
|
__tsan_atomic64_compare_exchange_strong(ptr, &cmp, new_value, |
||||
|
__tsan_memory_order_release); |
||||
|
return cmp; |
||||
|
} |
||||
|
|
||||
|
inline void MemoryBarrier() { |
||||
|
__tsan_atomic_thread_fence(__tsan_memory_order_seq_cst); |
||||
|
} |
||||
|
|
||||
|
} // namespace internal
|
||||
|
} // namespace v8
|
||||
|
|
||||
|
#undef ATOMICOPS_COMPILER_BARRIER |
||||
|
|
||||
|
#endif // V8_ATOMICOPS_INTERNALS_TSAN_H_
|
||||
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Reference in new issue