a1b2ec60b0
Replace the ADD, SUB, etc. builtins with proper runtime implementations, and expose them as runtime calls that can be used by the code stubs and the interpreter (for now). Also remove all the support runtime functions for ADD, SUB and friends, namely %NumberAdd, %NumberSub, and so on. R=mstarzinger@chromium.org CQ_INCLUDE_TRYBOTS=tryserver.v8:v8_linux_layout_dbg,v8_linux_nosnap_dbg Review URL: https://codereview.chromium.org/1333843002 Cr-Commit-Position: refs/heads/master@{#30680}
85 lines
3.4 KiB
JavaScript
85 lines
3.4 KiB
JavaScript
// Copyright 2011 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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// Flags: --builtins-in-stack-traces
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// Poisonous object that throws a reference error if attempted converted to
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// a primitive values.
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var thrower = { valueOf: function() { FAIL; },
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toString: function() { FAIL; } };
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// Tests that a native constructor function is included in the
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// stack trace.
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function testTraceNativeConstructor(nativeFunc) {
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var nativeFuncName = nativeFunc.name;
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try {
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new nativeFunc(thrower);
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assertUnreachable(nativeFuncName);
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} catch (e) {
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assertTrue(e.stack.indexOf(nativeFuncName) >= 0, nativeFuncName);
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}
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}
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// Tests that a native conversion function is included in the
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// stack trace.
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function testTraceNativeConversion(nativeFunc) {
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var nativeFuncName = nativeFunc.name;
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try {
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nativeFunc(thrower);
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assertUnreachable(nativeFuncName);
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} catch (e) {
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assertTrue(e.stack.indexOf(nativeFuncName) >= 0, nativeFuncName);
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}
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}
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function testNotOmittedBuiltin(throwing, included) {
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try {
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throwing();
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assertUnreachable(included);
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} catch (e) {
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assertTrue(e.stack.indexOf(included) >= 0, included);
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}
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}
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testTraceNativeConversion(String); // Does ToString on argument.
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testTraceNativeConversion(Number); // Does ToNumber on argument.
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testTraceNativeConversion(RegExp); // Does ToString on argument.
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testTraceNativeConstructor(String); // Does ToString on argument.
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testTraceNativeConstructor(Number); // Does ToNumber on argument.
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testTraceNativeConstructor(RegExp); // Does ToString on argument.
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testTraceNativeConstructor(Date); // Does ToNumber on argument.
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// QuickSort has builtins object as receiver, and is non-native
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// builtin. Should not be omitted with the --builtins-in-stack-traces flag.
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testNotOmittedBuiltin(function(){ [thrower, 2].sort(function (a,b) {
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(b < a) - (a < b); });
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}, "QuickSort");
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