[cleanup] Remove unused heap-symbols and add tool.
R=clemensh@chromium.org BUG=v8:8238 Change-Id: I03454ced41da35be9d389d843026ed5c0f7131fe Reviewed-on: https://chromium-review.googlesource.com/c/1326465 Commit-Queue: Michael Starzinger <mstarzinger@chromium.org> Reviewed-by: Clemens Hammacher <clemensh@chromium.org> Cr-Commit-Position: refs/heads/master@{#57366}
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Michael Starzinger
Commit Bot
parent
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commit
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@ -40,7 +40,6 @@
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V(_, list_string, "list") \
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V(_, literal_string, "literal") \
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V(_, locale_string, "locale") \
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V(_, localeWithExtension_string, "localeWithExtension") \
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V(_, loose_string, "loose") \
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V(_, lower_string, "lower") \
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V(_, maximumFractionDigits_string, "maximumFractionDigits") \
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@ -117,8 +116,6 @@
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V(_, call_string, "call") \
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V(_, callee_string, "callee") \
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V(_, caller_string, "caller") \
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V(_, cell_value_string, "%cell_value") \
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V(_, char_at_string, "CharAt") \
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V(_, character_string, "character") \
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V(_, closure_string, "(closure)") \
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V(_, code_string, "code") \
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@ -134,7 +131,6 @@
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V(_, default_string, "default") \
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V(_, defineProperty_string, "defineProperty") \
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V(_, deleteProperty_string, "deleteProperty") \
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V(_, did_handle_string, "didHandle") \
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V(_, disjunction_string, "disjunction") \
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V(_, display_name_string, "displayName") \
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V(_, done_string, "done") \
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@ -147,7 +143,6 @@
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V(_, dot_string, ".") \
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V(_, dot_switch_tag_string, ".switch_tag") \
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V(_, dotAll_string, "dotAll") \
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V(_, enqueue_string, "enqueue") \
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V(_, entries_string, "entries") \
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V(_, enumerable_string, "enumerable") \
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V(_, element_string, "element") \
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@ -186,8 +181,6 @@
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V(_, Int8Array_string, "Int8Array") \
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V(_, isExtensible_string, "isExtensible") \
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V(_, isView_string, "isView") \
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V(_, KeyedLoadMonomorphic_string, "KeyedLoadMonomorphic") \
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V(_, KeyedStoreMonomorphic_string, "KeyedStoreMonomorphic") \
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V(_, keys_string, "keys") \
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V(_, lastIndex_string, "lastIndex") \
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V(_, length_string, "length") \
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@ -199,7 +192,6 @@
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V(_, MapIterator_string, "Map Iterator") \
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V(_, message_string, "message") \
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V(_, minus_Infinity_string, "-Infinity") \
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V(_, minus_zero_string, "-0") \
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V(_, Module_string, "Module") \
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V(_, multiline_string, "multiline") \
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V(_, name_string, "name") \
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@ -229,7 +221,6 @@
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V(_, preventExtensions_string, "preventExtensions") \
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V(_, Promise_string, "Promise") \
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V(_, promise_string, "promise") \
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V(_, PromiseResolveThenableJob_string, "PromiseResolveThenableJob") \
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V(_, proto_string, "__proto__") \
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V(_, prototype_string, "prototype") \
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V(_, proxy_string, "proxy") \
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@ -237,13 +228,11 @@
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V(_, query_colon_string, "(?:)") \
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V(_, RangeError_string, "RangeError") \
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V(_, raw_string, "raw") \
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V(_, ReconfigureToDataProperty_string, "ReconfigureToDataProperty") \
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V(_, ReferenceError_string, "ReferenceError") \
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V(_, ReflectGet_string, "Reflect.get") \
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V(_, ReflectHas_string, "Reflect.has") \
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V(_, RegExp_string, "RegExp") \
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V(_, regexp_to_string, "[object RegExp]") \
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V(_, reject_string, "reject") \
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V(_, resolve_string, "resolve") \
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V(_, return_string, "return") \
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V(_, revoke_string, "revoke") \
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@ -288,8 +277,6 @@
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V(_, undefined_to_string, "[object Undefined]") \
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V(_, unicode_string, "unicode") \
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V(_, URIError_string, "URIError") \
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V(_, use_asm_string, "use asm") \
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V(_, use_strict_string, "use strict") \
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V(_, value_string, "value") \
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V(_, valueOf_string, "valueOf") \
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V(_, values_string, "values") \
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@ -299,7 +286,6 @@
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V(_, WeakRef_string, "WeakRef") \
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V(_, WeakSet_string, "WeakSet") \
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V(_, week_string, "week") \
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V(_, will_handle_string, "willHandle") \
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V(_, word_string, "word") \
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V(_, writable_string, "writable") \
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V(_, zero_string, "0")
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@ -325,11 +311,9 @@
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V(_, nonextensible_symbol) \
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V(_, not_mapped_symbol) \
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V(_, premonomorphic_symbol) \
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V(_, promise_async_stack_id_symbol) \
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V(_, promise_debug_marker_symbol) \
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V(_, promise_forwarding_handler_symbol) \
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V(_, promise_handled_by_symbol) \
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V(_, promise_async_id_symbol) \
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V(_, sealed_symbol) \
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V(_, stack_trace_symbol) \
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V(_, strict_function_transition_symbol) \
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24
tools/check-unused-symbols.sh
Executable file
24
tools/check-unused-symbols.sh
Executable file
@ -0,0 +1,24 @@
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#!/bin/bash
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# Copyright 2018 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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v8_root=$(readlink -f $(dirname $BASH_SOURCE)/../)
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symbols=$(
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grep \
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--only-matching \
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--perl-regexp 'V\(_, \K([^,\)]*)' \
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-- "$v8_root/src/heap-symbols.h")
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# Find symbols which appear exactly once (in heap-symbols.h)
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grep \
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--only-matching \
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--no-filename \
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--recursive \
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--fixed-strings "$symbols" \
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-- "$v8_root/src" "$v8_root/test/cctest" \
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| sort \
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| uniq -u \
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| sed -e 's/.*/Heap symbol "&" seems to be unused./'
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echo "Kthxbye."
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@ -298,42 +298,42 @@ KNOWN_MAPS = {
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("RO_SPACE", 0x02699): (171, "Tuple2Map"),
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("RO_SPACE", 0x02739): (173, "ArrayBoilerplateDescriptionMap"),
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("RO_SPACE", 0x02a79): (161, "InterceptorInfoMap"),
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("RO_SPACE", 0x05101): (153, "AccessCheckInfoMap"),
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("RO_SPACE", 0x05151): (154, "AccessorInfoMap"),
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("RO_SPACE", 0x051a1): (155, "AccessorPairMap"),
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("RO_SPACE", 0x051f1): (156, "AliasedArgumentsEntryMap"),
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("RO_SPACE", 0x05241): (157, "AllocationMementoMap"),
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("RO_SPACE", 0x05291): (158, "AsyncGeneratorRequestMap"),
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("RO_SPACE", 0x052e1): (159, "DebugInfoMap"),
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("RO_SPACE", 0x05331): (160, "FunctionTemplateInfoMap"),
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("RO_SPACE", 0x05381): (162, "InterpreterDataMap"),
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("RO_SPACE", 0x053d1): (163, "ModuleInfoEntryMap"),
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("RO_SPACE", 0x05421): (164, "ModuleMap"),
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("RO_SPACE", 0x05471): (165, "ObjectTemplateInfoMap"),
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("RO_SPACE", 0x054c1): (166, "PromiseCapabilityMap"),
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("RO_SPACE", 0x05511): (167, "PromiseReactionMap"),
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("RO_SPACE", 0x05561): (168, "PrototypeInfoMap"),
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("RO_SPACE", 0x055b1): (169, "ScriptMap"),
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("RO_SPACE", 0x05601): (170, "StackFrameInfoMap"),
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("RO_SPACE", 0x05651): (172, "Tuple3Map"),
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("RO_SPACE", 0x056a1): (174, "WasmDebugInfoMap"),
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("RO_SPACE", 0x056f1): (175, "WasmExportedFunctionDataMap"),
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("RO_SPACE", 0x05741): (176, "CallableTaskMap"),
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("RO_SPACE", 0x05791): (177, "CallbackTaskMap"),
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("RO_SPACE", 0x057e1): (178, "PromiseFulfillReactionJobTaskMap"),
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("RO_SPACE", 0x05831): (179, "PromiseRejectReactionJobTaskMap"),
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("RO_SPACE", 0x05881): (180, "PromiseResolveThenableJobTaskMap"),
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("RO_SPACE", 0x058d1): (181, "WeakFactoryCleanupJobTaskMap"),
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("RO_SPACE", 0x05921): (182, "MicrotaskQueueMap"),
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("RO_SPACE", 0x05971): (183, "AllocationSiteWithWeakNextMap"),
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("RO_SPACE", 0x059c1): (183, "AllocationSiteWithoutWeakNextMap"),
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("RO_SPACE", 0x05a11): (215, "LoadHandler1Map"),
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("RO_SPACE", 0x05a61): (215, "LoadHandler2Map"),
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("RO_SPACE", 0x05ab1): (215, "LoadHandler3Map"),
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("RO_SPACE", 0x05b01): (222, "StoreHandler0Map"),
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("RO_SPACE", 0x05b51): (222, "StoreHandler1Map"),
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("RO_SPACE", 0x05ba1): (222, "StoreHandler2Map"),
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("RO_SPACE", 0x05bf1): (222, "StoreHandler3Map"),
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("RO_SPACE", 0x04f01): (153, "AccessCheckInfoMap"),
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("RO_SPACE", 0x04f51): (154, "AccessorInfoMap"),
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("RO_SPACE", 0x04fa1): (155, "AccessorPairMap"),
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("RO_SPACE", 0x04ff1): (156, "AliasedArgumentsEntryMap"),
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("RO_SPACE", 0x05041): (157, "AllocationMementoMap"),
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("RO_SPACE", 0x05091): (158, "AsyncGeneratorRequestMap"),
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("RO_SPACE", 0x050e1): (159, "DebugInfoMap"),
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("RO_SPACE", 0x05131): (160, "FunctionTemplateInfoMap"),
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("RO_SPACE", 0x05181): (162, "InterpreterDataMap"),
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("RO_SPACE", 0x051d1): (163, "ModuleInfoEntryMap"),
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("RO_SPACE", 0x05221): (164, "ModuleMap"),
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("RO_SPACE", 0x05271): (165, "ObjectTemplateInfoMap"),
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("RO_SPACE", 0x052c1): (166, "PromiseCapabilityMap"),
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("RO_SPACE", 0x05311): (167, "PromiseReactionMap"),
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("RO_SPACE", 0x05361): (168, "PrototypeInfoMap"),
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("RO_SPACE", 0x053b1): (169, "ScriptMap"),
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("RO_SPACE", 0x05401): (170, "StackFrameInfoMap"),
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("RO_SPACE", 0x05451): (172, "Tuple3Map"),
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("RO_SPACE", 0x054a1): (174, "WasmDebugInfoMap"),
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("RO_SPACE", 0x054f1): (175, "WasmExportedFunctionDataMap"),
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("RO_SPACE", 0x05541): (176, "CallableTaskMap"),
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("RO_SPACE", 0x05591): (177, "CallbackTaskMap"),
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("RO_SPACE", 0x055e1): (178, "PromiseFulfillReactionJobTaskMap"),
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("RO_SPACE", 0x05631): (179, "PromiseRejectReactionJobTaskMap"),
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("RO_SPACE", 0x05681): (180, "PromiseResolveThenableJobTaskMap"),
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("RO_SPACE", 0x056d1): (181, "WeakFactoryCleanupJobTaskMap"),
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("RO_SPACE", 0x05721): (182, "MicrotaskQueueMap"),
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("RO_SPACE", 0x05771): (183, "AllocationSiteWithWeakNextMap"),
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("RO_SPACE", 0x057c1): (183, "AllocationSiteWithoutWeakNextMap"),
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("RO_SPACE", 0x05811): (215, "LoadHandler1Map"),
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("RO_SPACE", 0x05861): (215, "LoadHandler2Map"),
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("RO_SPACE", 0x058b1): (215, "LoadHandler3Map"),
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("RO_SPACE", 0x05901): (222, "StoreHandler0Map"),
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("RO_SPACE", 0x05951): (222, "StoreHandler1Map"),
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("RO_SPACE", 0x059a1): (222, "StoreHandler2Map"),
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("RO_SPACE", 0x059f1): (222, "StoreHandler3Map"),
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("MAP_SPACE", 0x00139): (1057, "ExternalMap"),
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("MAP_SPACE", 0x00189): (1073, "JSMessageObjectMap"),
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}
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