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6b89c6941b
v8/test/mjsunit/es6
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verwaest 6b89c6941b [builtins] Add an initial fast-path to Object.assign. 
In the case of a simple fast-mode receiver without fancy properties, we
can just walk over the descriptor array to find all its initial property
names. As long as the map stays the same, we can also use that
descriptor array to figure out how to handle the properties.

This speeds up
https://github.com/kpdecker/six-speed/tree/master/tests/object-assign by
~2x.

BUG=

Review URL: https://codereview.chromium.org/1688953004

Cr-Commit-Position: refs/heads/master@{#33895}
2016-02-11 13:17:49 +00:00
..
debug-promises [debugger] remove step count parameter from prepare step. 2015-12-16 08:39:54 +00:00
regress [debugger] remove step count parameter from prepare step. 2015-12-16 08:39:54 +00:00
arguments-iterator.js Fixing Sloppy Symbol.iterator setter 2015-09-14 07:22:35 +00:00
array-concat.js Remove flags for ES2015 features shipped in M48 2016-02-03 20:51:46 +00:00
array-copywithin.js Remove stale references to --harmony-arrays flag in mjsunit tests 2015-10-15 17:39:42 +00:00
array-fill.js Remove stale references to --harmony-arrays flag in mjsunit tests 2015-10-15 17:39:42 +00:00
array-find.js Remove stale references to --harmony-arrays flag in mjsunit tests 2015-10-15 17:39:42 +00:00
array-findindex.js Remove stale references to --harmony-arrays flag in mjsunit tests 2015-10-15 17:39:42 +00:00
array-from.js Remove stale references to --harmony-arrays flag in mjsunit tests 2015-10-15 17:39:42 +00:00
array-iterator.js [es6] Array.prototype[Symbol.iterator].name should be 'values' 2015-07-23 05:50:47 +00:00
array-length.js Remove flags for ES2015 features shipped in M48 2016-02-03 20:51:46 +00:00
array-of.js Remove stale references to --harmony-arrays flag in mjsunit tests 2015-10-15 17:39:42 +00:00
array-reverse-order.js Array.prototype.reverse should call [[HasProperty]] on elements before [[Get]] 2015-07-16 23:12:23 +00:00
array-tostring.js [tests] Fix bogus uses of assertThrows. 2016-01-07 14:49:21 +00:00
arrow-functions-lexical-arguments.js Remove --harmony-arrow-functions flag 2015-09-30 19:50:40 +00:00
arrow-functions-this.js Remove --harmony-arrow-functions flag 2015-09-30 19:50:40 +00:00
arrow-functions.js [parser] fix token end position for regexp literals 2015-10-09 01:02:02 +00:00
arrow-rest-params-lazy-parsing.js Remove always-on --harmony-rest-parameters flag 2015-12-12 00:00:38 +00:00
arrow-rest-params.js Remove always-on --harmony-rest-parameters flag 2015-12-12 00:00:38 +00:00
block-conflicts.js Add class to existing lexical scoping tests 2015-08-12 18:43:06 +00:00
block-const-assign.js Delete --harmony-computed-property-names flag 2015-08-05 21:32:38 +00:00
block-early-errors.js Reland of Ship ES2015 sloppy-mode function hoisting, let, class (patchset #1 id:1 of https://codereview.chromium.org/1565263002/ ) 2016-01-08 17:34:59 +00:00
block-eval-var-over-legacy-const.js Ship ES2015 sloppy-mode const semantics 2016-01-11 23:09:59 +00:00
block-for.js Remove flags for ES2015 features shipped in M48 2016-02-03 20:51:46 +00:00
block-leave.js [es6] Initial support for let/const bindings in sloppy mode 2015-07-08 15:04:13 +00:00
block-let-contextual-sloppy.js Ship ES2015 sloppy-mode const semantics 2016-01-11 23:09:59 +00:00
block-let-crankshaft.js %GetOptimizationStatus(): Unconditionally return a sentinel when --always-opt is present 2015-04-14 14:57:48 +00:00
block-let-declaration.js Add class to existing lexical scoping tests 2015-08-12 18:43:06 +00:00
block-let-semantics.js Add class to existing lexical scoping tests 2015-08-12 18:43:06 +00:00
block-non-strict-errors.js Reland of Ship ES2015 sloppy-mode function hoisting, let, class (patchset #1 id:1 of https://codereview.chromium.org/1565263002/ ) 2016-01-08 17:34:59 +00:00
block-scope-class.js Reland of Ship ES2015 sloppy-mode function hoisting, let, class (patchset #1 id:1 of https://codereview.chromium.org/1565263002/ ) 2016-01-08 17:34:59 +00:00
block-scoping-top-level.js Stack allocate lexical locals + hoist stack slots 2015-04-22 13:22:18 +00:00
block-scoping.js [turbofan] Initial support for monomorphic/polymorphic property loads. 2015-10-19 05:24:51 +00:00
built-in-accessor-names.js Reland of Use ES2015-style TypedArray prototype chain (patchset #1 id:1 of https://codereview.chromium.org/1554523002/ ) 2015-12-30 22:14:16 +00:00
class-computed-property-names-super.js Delete --harmony-computed-property-names flag 2015-08-05 21:32:38 +00:00
class-property-name-eval-arguments.js [es6] Remove harmony-classes flag 2015-06-26 21:16:58 +00:00
classes-derived-return-type.js Reland of Ship ES2015 sloppy-mode function hoisting, let, class (patchset #1 id:1 of https://codereview.chromium.org/1565263002/ ) 2016-01-08 17:34:59 +00:00
classes-experimental.js [es6] Remove harmony-classes flag 2015-06-26 21:16:58 +00:00
classes-lazy-parsing.js [es6] Remove harmony-classes flag 2015-06-26 21:16:58 +00:00
classes-maps.js [es6] Remove harmony-classes flag 2015-06-26 21:16:58 +00:00
classes-proxy.js [runtime] [proxy] implement [[Construct]] 2015-12-09 14:55:33 +00:00
classes-subclass-arrays.js [es6] Remove harmony-classes flag 2015-06-26 21:16:58 +00:00
classes-subclass-builtins.js Reland of Use ES2015-style TypedArray prototype chain (patchset #1 id:1 of https://codereview.chromium.org/1554523002/ ) 2015-12-30 22:14:16 +00:00
classes.js [crankshaft] Do not optimize ClassConstructor calls and apply. 2015-11-05 19:21:20 +00:00
classof-proxy.js Fix Object.prototype.toString.call(proxy) 2015-12-11 15:57:30 +00:00
collection-iterator.js
collections.js [es6] Map/Set size getter should have "get size" name 2015-04-24 18:15:59 +00:00
completion.js Remove flags for ES2015 features shipped in M48 2016-02-03 20:51:46 +00:00
computed-property-names-classes.js Delete --harmony-computed-property-names flag 2015-08-05 21:32:38 +00:00
computed-property-names-deopt.js Delete --harmony-computed-property-names flag 2015-08-05 21:32:38 +00:00
computed-property-names-object-literals-methods.js Delete --harmony-computed-property-names flag 2015-08-05 21:32:38 +00:00
computed-property-names-super.js Delete --harmony-computed-property-names flag 2015-08-05 21:32:38 +00:00
computed-property-names.js [es6] Fix computed property names in nested literals 2015-08-25 21:10:44 +00:00
debug-blockscopes.js [debugger] debug-evaluate should not not modify local values. 2015-12-15 09:54:46 +00:00
debug-break-default-constructor.js [debugger] remove step count parameter from prepare step. 2015-12-16 08:39:54 +00:00
debug-evaluate-arrow-function-receiver.js [debugger] fix debug-evaluate wrt shadowed context var. 2015-12-14 10:25:11 +00:00
debug-evaluate-blockscopes.js Debugger: require debugger to be active when dealing with breaks. 2015-06-16 07:11:21 +00:00
debug-function-scopes.js Debugger: move implementation to a separate folder. 2015-07-31 11:08:15 +00:00
debug-liveedit-new-target-1.js Reland of [debugger] do not restart frames that reference new.target for liveedit. (patchset #1 id:1 of https://codereview.chromium.org/1493863004/ ) 2015-12-03 20:21:36 +00:00
debug-liveedit-new-target-2.js Reland of [debugger] do not restart frames that reference new.target for liveedit. (patchset #1 id:1 of https://codereview.chromium.org/1493863004/ ) 2015-12-03 20:21:36 +00:00
debug-liveedit-new-target-3.js Reland of [debugger] do not restart frames that reference new.target for liveedit. (patchset #1 id:1 of https://codereview.chromium.org/1493863004/ ) 2015-12-03 20:21:36 +00:00
debug-step-into-class-extends.js [debugger] remove step count parameter from prepare step. 2015-12-16 08:39:54 +00:00
debug-step-into-constructor.js [debugger] remove step count parameter from prepare step. 2015-12-16 08:39:54 +00:00
debug-step-into-regexp-subclass.js [debugger] remove step count parameter from prepare step. 2015-12-16 08:39:54 +00:00
debug-stepin-collections-foreach.js [debugger] remove step count parameter from prepare step. 2015-12-16 08:39:54 +00:00
debug-stepin-generators.js [debugger] remove step count parameter from prepare step. 2015-12-16 08:39:54 +00:00
debug-stepin-microtasks.js [debugger] remove step count parameter from prepare step. 2015-12-16 08:39:54 +00:00
debug-stepin-string-template.js [debugger] remove step count parameter from prepare step. 2015-12-16 08:39:54 +00:00
debug-stepnext-for.js [debugger] remove step count parameter from prepare step. 2015-12-16 08:39:54 +00:00
empty-for.js Remove --harmony-scoping flag. 2015-03-13 15:15:57 +00:00
for-of.js [es6] allow any LeftHandSideExpression in for-of loops 2015-11-05 06:47:56 +00:00
function-length-configurable.js [es6] Function length property should be configurable 2015-03-13 17:19:53 +00:00
function-name-configurable.js [es6] Function.prototype.name should be the empty string 2015-04-23 00:29:27 +00:00
function-prototype-name.js [es6] Function.prototype.name should be the empty string 2015-04-23 00:29:27 +00:00
generators-debug-liveedit.js Debugger: remove unused JS Debugger API. 2015-03-26 08:15:45 +00:00
generators-debug-scopes.js
generators-iteration.js [generators] Desugar yield*. 2016-02-04 14:13:03 +00:00
generators-mirror.js
generators-objects.js Make generators non-constructable. 2016-01-18 13:11:06 +00:00
generators-parsing.js [es6] Fix parsing of 'yield' in function and generator expressions 2015-11-23 21:34:30 +00:00
generators-poisoned-properties.js [es6] do not add caller/arguments to ES6 function definitions 2015-04-09 22:40:28 +00:00
generators-relocation.js Debugger: require debugger to be active when dealing with breaks. 2015-06-16 07:11:21 +00:00
generators-runtime.js [generators] Implement Generator.prototype.return. 2016-02-04 17:14:15 +00:00
generators-states.js Fix bug where generators got closed prematurely. 2016-01-27 08:13:24 +00:00
hasinstance-symbol.js Implement symbol @@hasInstance for ES6 instanceof support. 2016-02-11 11:59:22 +00:00
indexed-integer-exotics.js Cleanup INTEGER_INDEXED_EXOTIC handling a bit 2015-06-18 14:39:11 +00:00
instanceof-proxies.js [proxies] Limit recursive proxy prototype lookups to 100'000 2015-12-22 12:52:57 +00:00
iteration-semantics.js [runtime] support new Proxy() instead of Proxy.create and install getPrototypeOf trap 2015-11-13 14:14:07 +00:00
iteration-syntax.js Remove --harmony-scoping flag. 2015-03-13 15:15:57 +00:00
iterator-prototype.js [es6] Iterators and generators should "extend" %IteratorPrototype% 2015-05-15 15:09:38 +00:00
json.js
legacy-subclassing.js Construct instances of base class from TypedArray.prototype.subarray 2016-01-14 19:23:26 +00:00
map-minus-zero.js Fix issue with -0 in Maps 2015-02-20 21:02:55 +00:00
math-cbrt.js
math-clz32.js
math-expm1.js
math-fround.js
math-hyperbolic.js Implement Math.tanh using fdlibm port. 2015-10-16 12:56:37 +00:00
math-hypot.js
math-log1p.js
math-log2-log10.js Fix Math.log10 implementation for 1 - Number.EPSILON. 2015-04-14 11:56:02 +00:00
math-sign.js
math-trunc.js
math.js
method-name-eval-arguments.js [es6] Remove harmony-object-literal flag 2015-06-26 19:49:53 +00:00
microtask-delivery.js Add a --harmony-object-observe runtime flag (on by default) 2015-08-04 20:53:32 +00:00
mirror-collections.js
mirror-iterators.js
mirror-promises.js
mirror-symbols.js
new-target.js Remove always-on --harmony-rest-parameters flag 2015-12-12 00:00:38 +00:00
no-unicode-regexp-flag.js Guard the property RegExp.prototype.unicode behind --harmony-regexp-unicode 2015-12-28 16:38:54 +00:00
numeric-literals.js Remove --harmony-numeric-literal flag 2015-03-31 14:24:30 +00:00
object-assign.js [builtins] Add an initial fast-path to Object.assign. 2016-02-11 13:17:49 +00:00
object-literals-method.js Make generators non-constructable. 2016-01-18 13:11:06 +00:00
object-literals-property-shorthand.js [es6] support get and set in shorthand properties 2015-09-16 16:02:05 +00:00
object-literals-super.js Remove --harmony-arrow-functions flag 2015-09-30 19:50:40 +00:00
object-tostring.js [tests] Fix bogus uses of assertThrows. 2016-01-07 14:49:21 +00:00
promise-internal-setter.js Unstage non-standard Promise functions 2015-12-10 23:58:26 +00:00
promises.js [promise] make Promise.resolve match spec 2016-01-04 19:16:09 +00:00
prototype-ordinary-objects.js Revert "ES6: Number and Boolean prototype should be ordinary objects" 2015-04-13 16:21:00 +00:00
regexp-constructor.js Introduce a BuiltinsConstructStub that sets up new.target and does a [[call]] per ES6 9.3.2 2015-11-19 16:11:09 +00:00
regexp-flags.js Reland of Add web compat workarounds for ES2015 RegExp semantics (patchset #3 id:40001 of https://codereview.chromium.org/1543723002/ ) 2015-12-22 09:16:56 +00:00
regexp-match-lastindex.js Do not coerce lastIndex of a global RegExp in @@match and @@replace. 2015-10-16 11:25:37 +00:00
regexp-prototype.js RegExp.prototype is an ordinary object. 2015-11-03 06:18:44 +00:00
regexp-replace-lastindex.js Do not coerce lastIndex of a global RegExp in @@match and @@replace. 2015-10-16 11:25:37 +00:00
regexp-tolength.js Remove flags for ES2015 features shipped in M48 2016-02-03 20:51:46 +00:00
regexp-tostring.js [regexp] implement RegExp.prototype.toString for non-RegExp receiver. 2016-02-10 10:53:32 +00:00
rest-params-lazy-parsing.js Remove always-on --harmony-rest-parameters flag 2015-12-12 00:00:38 +00:00
rest-params.js [es6] enable destructuring rest parameters 2016-01-08 20:22:52 +00:00
set-minus-zero.js Fix issue with -0 in Maps 2015-02-20 21:02:55 +00:00
spread-array.js Remove flags for spread calls and arrays 2015-10-28 15:57:27 +00:00
spread-call-new-class.js Remove always-on --harmony-rest-parameters flag 2015-12-12 00:00:38 +00:00
spread-call-new.js Remove flags for spread calls and arrays 2015-10-28 15:57:27 +00:00
spread-call-super-property.js Remove always-on --harmony-rest-parameters flag 2015-12-12 00:00:38 +00:00
spread-call.js Remove flags for spread calls and arrays 2015-10-28 15:57:27 +00:00
string-codepointat.js Remove harmony-strings flag. 2015-03-20 10:43:38 +00:00
string-endswith.js Remove harmony-strings flag. 2015-03-20 10:43:38 +00:00
string-fromcodepoint.js Remove harmony-strings flag. 2015-03-20 10:43:38 +00:00
string-html.js Fix HTML string methods to not depend on replace method 2015-06-22 21:55:56 +00:00
string-includes.js Remove harmony-strings flag. 2015-03-20 10:43:38 +00:00
string-iterator.js
string-raw.js [es6] call ToString() on template substitutions 2015-03-24 12:44:01 +00:00
string-repeat.js [es6] Allow any valid repeat of empty string in String.prototype.repeat 2015-11-20 23:57:39 +00:00
string-search.js [es6] implement RegExp.@@search. 2015-12-14 10:22:41 +00:00
string-startswith.js Remove harmony-strings flag. 2015-03-20 10:43:38 +00:00
super.js Remove always-on --harmony-rest-parameters flag 2015-12-12 00:00:38 +00:00
symbols.js Implement symbol @@hasInstance for ES6 instanceof support. 2016-02-11 11:59:22 +00:00
tail-call-proxies.js [es6] Tail calls support. 2016-01-26 11:07:40 +00:00
tail-call-simple.js [es6] Further fixing of tail Calls. 2016-02-11 10:27:10 +00:00
tail-call.js [es6] Tail calls support. 2016-01-26 11:07:40 +00:00
templates.js Stop treating scopes containing template strings tagged with 'eval' specially 2016-01-12 18:09:13 +00:00
throw-type-error-function-restrictions.js Fix issues with name and length on poison pill function 2015-04-15 17:15:26 +00:00
typed-array-iterator.js Reland of Use ES2015-style TypedArray prototype chain (patchset #1 id:1 of https://codereview.chromium.org/1554523002/ ) 2015-12-30 22:14:16 +00:00
typedarray-copywithin.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-every.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-fill.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-find.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-findindex.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-foreach.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-from.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-indexing.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-iteration.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-of.js TypedArray and ArrayBuffer support for @@species 2016-01-12 06:07:59 +00:00
typedarray-proto.js Restore per-TypedArray-class length accessors as a perf workaround 2016-01-25 20:26:51 +00:00
typedarray-reduce.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-reverse.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-set-length.js Only evaluate length once in %TypedArray%.prototype.set 2015-08-19 01:33:06 +00:00
typedarray-slice.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-sort.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray-tostring.js Include Harmony Array/TypedArray methods unconditionally 2015-07-01 23:10:21 +00:00
typedarray.js Fix length of DataView and TypedArray get/set functions 2016-01-26 23:56:11 +00:00
unicode-escapes.js Delete --harmony-unicode flag 2015-08-05 19:08:42 +00:00
unscopables.js ES6: Unscopable should use ToBoolean 2015-03-31 15:14:20 +00:00