source: webkit/trunk/Source/JavaScriptCore/DerivedSources.pro@ 93378

Last change on this file since 93378 was 88076, checked in by [email protected], 14 years ago

2011-06-03 Oliver Hunt <[email protected]>

Reviewed by Geoffrey Garen.

Improve keyword lookup
https://bugs.webkit.org/show_bug.cgi?id=61913

Rather than doing multiple hash lookups as we currently
do when trying to identify keywords we now use an
automatically generated decision tree (essentially it's
a hard coded patricia trie). We still use the regular
lookup table for the last few characters of an input as
this allows us to completely skip all bounds checks.

  • CMakeLists.txt:
  • DerivedSources.make:
  • DerivedSources.pro:
  • GNUmakefile.am:
  • JavaScriptCore.gyp/JavaScriptCore.gyp:
  • JavaScriptCore.xcodeproj/project.pbxproj:
  • KeywordLookupGenerator.py: Added.
  • make-generated-sources.sh:
  • parser/Lexer.cpp: (JSC::Lexer::internalShift): (JSC::Lexer::shift): (JSC::Lexer::parseIdentifier):
  • parser/Lexer.h:
File size: 3.6 KB
Line 
1# DerivedSources - qmake build info
2
3CONFIG -= debug_and_release
4
5TEMPLATE = lib
6TARGET = dummy
7
8QMAKE_EXTRA_TARGETS += generated_files
9
10CONFIG(standalone_package) {
11 isEmpty(JSC_GENERATED_SOURCES_DIR):JSC_GENERATED_SOURCES_DIR = $$PWD/generated
12} else {
13 isEmpty(JSC_GENERATED_SOURCES_DIR):JSC_GENERATED_SOURCES_DIR = generated
14}
15
16LUT_FILES += \
17 runtime/ArrayConstructor.cpp \
18 runtime/ArrayPrototype.cpp \
19 runtime/BooleanPrototype.cpp \
20 runtime/DateConstructor.cpp \
21 runtime/DatePrototype.cpp \
22 runtime/ErrorPrototype.cpp \
23 runtime/JSGlobalObject.cpp \
24 runtime/JSONObject.cpp \
25 runtime/MathObject.cpp \
26 runtime/NumberConstructor.cpp \
27 runtime/NumberPrototype.cpp \
28 runtime/ObjectConstructor.cpp \
29 runtime/ObjectPrototype.cpp \
30 runtime/RegExpConstructor.cpp \
31 runtime/RegExpObject.cpp \
32 runtime/RegExpPrototype.cpp \
33 runtime/StringConstructor.cpp \
34 runtime/StringPrototype.cpp \
35
36KEYWORDLUT_FILES += \
37 parser/Keywords.table
38
39JIT_STUB_FILES += \
40 jit/JITStubs.cpp
41
42defineTest(addExtraCompiler) {
43 eval($${1}.CONFIG = target_predeps no_link)
44 eval($${1}.variable_out =)
45 eval($${1}.dependency_type = TYPE_C)
46
47 wkScript = $$eval($${1}.wkScript)
48 eval($${1}.depends += $$wkScript)
49
50 export($${1}.CONFIG)
51 export($${1}.variable_out)
52 export($${1}.dependency_type)
53 export($${1}.depends)
54
55 QMAKE_EXTRA_COMPILERS += $$1
56 generated_files.depends += compiler_$${1}_make_all
57 export(QMAKE_EXTRA_COMPILERS)
58 export(generated_files.depends)
59 return(true)
60}
61
62# GENERATOR 1-A: LUT creator
63lut.output = $${JSC_GENERATED_SOURCES_DIR}$${QMAKE_DIR_SEP}${QMAKE_FILE_BASE}.lut.h
64lut.input = LUT_FILES
65lut.wkScript = $$PWD/create_hash_table
66lut.commands = perl $$lut.wkScript ${QMAKE_FILE_NAME} -i > ${QMAKE_FILE_OUT}
67lut.depends = ${QMAKE_FILE_NAME}
68addExtraCompiler(lut)
69
70# GENERATOR 1-B: particular LUT creator (for 1 file only)
71keywordlut.output = $${JSC_GENERATED_SOURCES_DIR}$${QMAKE_DIR_SEP}Lexer.lut.h
72keywordlut.input = KEYWORDLUT_FILES
73keywordlut.wkScript = $$PWD/create_hash_table
74keywordlut.commands = perl $$keywordlut.wkScript ${QMAKE_FILE_NAME} -i > ${QMAKE_FILE_OUT}
75keywordlut.depends = ${QMAKE_FILE_NAME}
76addExtraCompiler(keywordlut)
77
78# GENERATOR 2-A: JIT Stub functions for RVCT
79rvctstubs.output = $${JSC_GENERATED_SOURCES_DIR}$${QMAKE_DIR_SEP}Generated${QMAKE_FILE_BASE}_RVCT.h
80rvctstubs.wkScript = $$PWD/create_jit_stubs
81rvctstubs.commands = perl -i $$rvctstubs.wkScript --prefix RVCT ${QMAKE_FILE_NAME} > ${QMAKE_FILE_OUT}
82rvctstubs.depends = ${QMAKE_FILE_NAME}
83rvctstubs.input = JIT_STUB_FILES
84rvctstubs.CONFIG += no_link
85addExtraCompiler(rvctstubs)
86
87# GENERATOR 2-B: JIT Stub functions for MSVC
88msvcstubs.output = $${JSC_GENERATED_SOURCES_DIR}$${QMAKE_DIR_SEP}Generated${QMAKE_FILE_BASE}_MSVC.asm
89msvcstubs.wkScript = $$PWD/create_jit_stubs
90msvcstubs.commands = perl -i $$msvcstubs.wkScript --prefix MSVC ${QMAKE_FILE_NAME} > ${QMAKE_FILE_OUT}
91msvcstubs.depends = ${QMAKE_FILE_NAME}
92msvcstubs.input = JIT_STUB_FILES
93msvcstubs.CONFIG += no_link
94addExtraCompiler(msvcstubs)
95
96#GENERATOR: "RegExpJitTables.h": tables used by Yarr
97retgen.output = $$JSC_GENERATED_SOURCES_DIR/RegExpJitTables.h
98retgen.wkScript = $$PWD/create_regex_tables
99retgen.input = retgen.wkScript
100retgen.commands = python $$retgen.wkScript > ${QMAKE_FILE_OUT}
101addExtraCompiler(retgen)
102
103#GENERATOR: "KeywordLookup.h": decision tree used by the lexer
104klgen.output = $$JSC_GENERATED_SOURCES_DIR/KeywordLookup.h
105klgen.wkScript = $$PWD/KeywordLookupGenerator.py
106klgen.input = KEYWORDLUT_FILES
107klgen.commands = python $$klgen.wkScript ${QMAKE_FILE_NAME} > ${QMAKE_FILE_OUT}
108addExtraCompiler(klgen)
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