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Side by Side Diff: runtime/vm/intermediate_language.h

Issue 468793004: VM: Improve performance of method recognizer and unify the it with the intrinsifier. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 6 years, 4 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #ifndef VM_INTERMEDIATE_LANGUAGE_H_ 5 #ifndef VM_INTERMEDIATE_LANGUAGE_H_
6 #define VM_INTERMEDIATE_LANGUAGE_H_ 6 #define VM_INTERMEDIATE_LANGUAGE_H_
7 7
8 #include "vm/allocation.h" 8 #include "vm/allocation.h"
9 #include "vm/ast.h" 9 #include "vm/ast.h"
10 #include "vm/growable_array.h" 10 #include "vm/growable_array.h"
11 #include "vm/handles_impl.h" 11 #include "vm/handles_impl.h"
12 #include "vm/locations.h" 12 #include "vm/locations.h"
13 #include "vm/method_recognizer.h"
13 #include "vm/object.h" 14 #include "vm/object.h"
14 #include "vm/parser.h" 15 #include "vm/parser.h"
15 16
16 namespace dart { 17 namespace dart {
17 18
18 DECLARE_FLAG(bool, throw_on_javascript_int_overflow); 19 DECLARE_FLAG(bool, throw_on_javascript_int_overflow);
19 20
20 class BitVector; 21 class BitVector;
21 class BlockEntryInstr; 22 class BlockEntryInstr;
22 class BufferFormatter; 23 class BufferFormatter;
23 class CatchBlockEntryInstr; 24 class CatchBlockEntryInstr;
24 class ComparisonInstr; 25 class ComparisonInstr;
25 class Definition; 26 class Definition;
26 class Environment; 27 class Environment;
27 class FlowGraph; 28 class FlowGraph;
28 class FlowGraphBuilder; 29 class FlowGraphBuilder;
29 class FlowGraphCompiler; 30 class FlowGraphCompiler;
30 class FlowGraphVisitor; 31 class FlowGraphVisitor;
31 class Instruction; 32 class Instruction;
32 class LocalVariable; 33 class LocalVariable;
33 class ParsedFunction; 34 class ParsedFunction;
34 class Range; 35 class Range;
35 class RangeAnalysis; 36 class RangeAnalysis;
36 class RangeBoundary; 37 class RangeBoundary;
37 38
38
39 // TODO(srdjan): Unify with INTRINSIC_LIST.
40 // (class-name, function-name, recognized enum, fingerprint).
41 // See intrinsifier for fingerprint computation.
42 #define RECOGNIZED_LIST(V) \
43 V(::, identical, ObjectIdentical, 496869842) \
44 V(ClassID, getID, ClassIDgetID, 1322490980) \
45 V(Object, ==, ObjectEquals, 1068471689) \
46 V(Object, Object., ObjectConstructor, 1066669787) \
47 V(_List, get:length, ObjectArrayLength, 1181352729) \
48 V(_List, _List., ObjectArrayConstructor, 1595327584) \
49 V(_ImmutableList, get:length, ImmutableArrayLength, 274917727) \
50 V(_TypedList, get:length, TypedDataLength, 522565357) \
51 V(_TypedList, _getInt8, ByteArrayBaseGetInt8, 1541411498) \
52 V(_TypedList, _getUint8, ByteArrayBaseGetUint8, 1032404349) \
53 V(_TypedList, _getInt16, ByteArrayBaseGetInt16, 381073990) \
54 V(_TypedList, _getUint16, ByteArrayBaseGetUint16, 1142676276) \
55 V(_TypedList, _getInt32, ByteArrayBaseGetInt32, 330269934) \
56 V(_TypedList, _getUint32, ByteArrayBaseGetUint32, 59490554) \
57 V(_TypedList, _getFloat32, ByteArrayBaseGetFloat32, 393003933) \
58 V(_TypedList, _getFloat64, ByteArrayBaseGetFloat64, 1792407200) \
59 V(_TypedList, _getFloat32x4, ByteArrayBaseGetFloat32x4, 1338379857) \
60 V(_TypedList, _getInt32x4, ByteArrayBaseGetInt32x4, 1469917805) \
61 V(_TypedList, _setInt8, ByteArrayBaseSetInt8, 433348464) \
62 V(_TypedList, _setUint8, ByteArrayBaseSetUint8, 149406583) \
63 V(_TypedList, _setInt16, ByteArrayBaseSetInt16, 805477162) \
64 V(_TypedList, _setUint16, ByteArrayBaseSetUint16, 888580944) \
65 V(_TypedList, _setInt32, ByteArrayBaseSetInt32, 1708248181) \
66 V(_TypedList, _setUint32, ByteArrayBaseSetUint32, 1863152792) \
67 V(_TypedList, _setFloat32, ByteArrayBaseSetFloat32, 1148703855) \
68 V(_TypedList, _setFloat64, ByteArrayBaseSetFloat64, 972883980) \
69 V(_TypedList, _setFloat32x4, ByteArrayBaseSetFloat32x4, 950522310) \
70 V(_TypedList, _setInt32x4, ByteArrayBaseSetInt32x4, 1301138078) \
71 V(_GrowableList, get:length, GrowableArrayLength, 778505107) \
72 V(_GrowableList, get:_capacity, GrowableArrayCapacity, 555140075) \
73 V(_GrowableList, _setData, GrowableArraySetData, 2126927509) \
74 V(_GrowableList, _setLength, GrowableArraySetLength, 89389299) \
75 V(_StringBase, get:length, StringBaseLength, 784399628) \
76 V(_StringBase, get:isEmpty, StringBaseIsEmpty, 49873871) \
77 V(_StringBase, codeUnitAt, StringBaseCodeUnitAt, 397735324) \
78 V(_StringBase, [], StringBaseCharAt, 1512210677) \
79 V(_StringBase, _interpolate, StringBaseInterpolate, 1758627989) \
80 V(_OneByteString, _setAt, OneByteStringSetAt, 468605749) \
81 V(_IntegerImplementation, toDouble, IntegerToDouble, 1084977108) \
82 V(_IntegerImplementation, _leftShiftWithMask32, IntegerLeftShiftWithMask32, \
83 597111055) \
84 V(_Double, toInt, DoubleToInteger, 1547535151) \
85 V(_Double, truncateToDouble, DoubleTruncate, 2117801967) \
86 V(_Double, roundToDouble, DoubleRound, 2124216110) \
87 V(_Double, floorToDouble, DoubleFloor, 968600699) \
88 V(_Double, ceilToDouble, DoubleCeil, 1779929274) \
89 V(_Double, _modulo, DoubleMod, 1473971007) \
90 V(::, sqrt, MathSqrt, 101545548) \
91 V(::, sin, MathSin, 1741396147) \
92 V(::, cos, MathCos, 1951197905) \
93 V(::, min, MathMin, 1022567780) \
94 V(::, max, MathMax, 612058870) \
95 V(::, _doublePow, MathDoublePow, 823139975) \
96 V(Float32x4, Float32x4., Float32x4Constructor, 1755873079) \
97 V(Float32x4, Float32x4.zero, Float32x4Zero, 1494069379) \
98 V(Float32x4, Float32x4.splat, Float32x4Splat, 916211464) \
99 V(Float32x4, Float32x4.fromInt32x4Bits, Float32x4FromInt32x4Bits, \
100 640076216) \
101 V(Float32x4, Float32x4.fromFloat64x2, Float32x4FromFloat64x2, 1279591344) \
102 V(_Float32x4, shuffle, Float32x4Shuffle, 1636488139) \
103 V(_Float32x4, shuffleMix, Float32x4ShuffleMix, 597555927) \
104 V(_Float32x4, get:x, Float32x4ShuffleX, 384850558) \
105 V(_Float32x4, get:y, Float32x4ShuffleY, 1398002778) \
106 V(_Float32x4, get:z, Float32x4ShuffleZ, 1178056441) \
107 V(_Float32x4, get:w, Float32x4ShuffleW, 480831839) \
108 V(_Float32x4, get:signMask, Float32x4GetSignMask, 630761511) \
109 V(_Float32x4, _cmpequal, Float32x4Equal, 571062952) \
110 V(_Float32x4, _cmpgt, Float32x4GreaterThan, 1613543295) \
111 V(_Float32x4, _cmpgte, Float32x4GreaterThanOrEqual, 589402909) \
112 V(_Float32x4, _cmplt, Float32x4LessThan, 1502332656) \
113 V(_Float32x4, _cmplte, Float32x4LessThanOrEqual, 1069848031) \
114 V(_Float32x4, _cmpnequal, Float32x4NotEqual, 1334574472) \
115 V(_Float32x4, _min, Float32x4Min, 2036349551) \
116 V(_Float32x4, _max, Float32x4Max, 571688115) \
117 V(_Float32x4, _scale, Float32x4Scale, 1311297761) \
118 V(_Float32x4, _sqrt, Float32x4Sqrt, 1709659395) \
119 V(_Float32x4, _reciprocalSqrt, Float32x4ReciprocalSqrt, 2043980962) \
120 V(_Float32x4, _reciprocal, Float32x4Reciprocal, 739405237) \
121 V(_Float32x4, _negate, Float32x4Negate, 445839777) \
122 V(_Float32x4, _abs, Float32x4Absolute, 1152777608) \
123 V(_Float32x4, _clamp, Float32x4Clamp, 353415442) \
124 V(_Float32x4, withX, Float32x4WithX, 1446546696) \
125 V(_Float32x4, withY, Float32x4WithY, 309844761) \
126 V(_Float32x4, withZ, Float32x4WithZ, 971921505) \
127 V(_Float32x4, withW, Float32x4WithW, 1759699726) \
128 V(Float64x2, Float64x2., Float64x2Constructor, 1399581872) \
129 V(Float64x2, Float64x2.zero, Float64x2Zero, 1836770587) \
130 V(Float64x2, Float64x2.splat, Float64x2Splat, 939291159) \
131 V(Float64x2, Float64x2.fromFloat32x4, Float64x2FromFloat32x4, 1499726406) \
132 V(_Float64x2, get:x, Float64x2GetX, 261044094) \
133 V(_Float64x2, get:y, Float64x2GetY, 1942257886) \
134 V(_Float64x2, _negate, Float64x2Negate, 2133212774) \
135 V(_Float64x2, abs, Float64x2Abs, 1224776282) \
136 V(_Float64x2, sqrt, Float64x2Sqrt, 1037569520) \
137 V(_Float64x2, get:signMask, Float64x2GetSignMask, 252936800) \
138 V(_Float64x2, scale, Float64x2Scale, 1199438744) \
139 V(_Float64x2, withX, Float64x2WithX, 1042725932) \
140 V(_Float64x2, withY, Float64x2WithY, 1496958947) \
141 V(_Float64x2, min, Float64x2Min, 485240583) \
142 V(_Float64x2, max, Float64x2Max, 2146148204) \
143 V(Int32x4, Int32x4., Int32x4Constructor, 665986284) \
144 V(Int32x4, Int32x4.bool, Int32x4BoolConstructor, 87082660) \
145 V(Int32x4, Int32x4.fromFloat32x4Bits, Int32x4FromFloat32x4Bits, \
146 372517418) \
147 V(_Int32x4, get:flagX, Int32x4GetFlagX, 1077555238) \
148 V(_Int32x4, get:flagY, Int32x4GetFlagY, 779160284) \
149 V(_Int32x4, get:flagZ, Int32x4GetFlagZ, 181912283) \
150 V(_Int32x4, get:flagW, Int32x4GetFlagW, 977675534) \
151 V(_Int32x4, get:signMask, Int32x4GetSignMask, 1929271914) \
152 V(_Int32x4, shuffle, Int32x4Shuffle, 1870018702) \
153 V(_Int32x4, shuffleMix, Int32x4ShuffleMix, 967644870) \
154 V(_Int32x4, select, Int32x4Select, 1696037681) \
155 V(_Int32x4, withFlagX, Int32x4WithFlagX, 467852789) \
156 V(_Int32x4, withFlagY, Int32x4WithFlagY, 1903359978) \
157 V(_Int32x4, withFlagZ, Int32x4WithFlagZ, 862460960) \
158 V(_Int32x4, withFlagW, Int32x4WithFlagW, 1095242907) \
159 V(_List, [], ObjectArrayGetIndexed, 795612476) \
160 V(_List, []=, ObjectArraySetIndexed, 1288827575) \
161 V(_ImmutableList, [], ImmutableArrayGetIndexed, 1990177341) \
162 V(_GrowableList, [], GrowableArrayGetIndexed, 919108233) \
163 V(_GrowableList, []=, GrowableArraySetIndexed, 1218649853) \
164 V(_Float32Array, [], Float32ArrayGetIndexed, 856653338) \
165 V(_Float32Array, []=, Float32ArraySetIndexed, 2086166464) \
166 V(_Float64Array, [], Float64ArrayGetIndexed, 1779054297) \
167 V(_Float64Array, []=, Float64ArraySetIndexed, 243929230) \
168 V(_Int8Array, [], Int8ArrayGetIndexed, 321230586) \
169 V(_Int8Array, []=, Int8ArraySetIndexed, 2050598685) \
170 V(_Uint8Array, [], Uint8ArrayGetIndexed, 16125140) \
171 V(_Uint8Array, []=, Uint8ArraySetIndexed, 2018064553) \
172 V(_Uint8ClampedArray, [], Uint8ClampedArrayGetIndexed, 430672063) \
173 V(_Uint8ClampedArray, []=, Uint8ClampedArraySetIndexed, 821294340) \
174 V(_ExternalUint8Array, [], ExternalUint8ArrayGetIndexed, 1678777951) \
175 V(_ExternalUint8Array, []=, ExternalUint8ArraySetIndexed, 918478513) \
176 V(_ExternalUint8ClampedArray, [], ExternalUint8ClampedArrayGetIndexed, \
177 1346536303) \
178 V(_ExternalUint8ClampedArray, []=, ExternalUint8ClampedArraySetIndexed, \
179 1794849214) \
180 V(_Int16Array, [], Int16ArrayGetIndexed, 74127855) \
181 V(_Int16Array, []=, Int16ArraySetIndexed, 1610252345) \
182 V(_Uint16Array, [], Uint16ArrayGetIndexed, 470411953) \
183 V(_Uint16Array, []=, Uint16ArraySetIndexed, 1648929040) \
184 V(_Int32Array, [], Int32ArrayGetIndexed, 203101370) \
185 V(_Int32Array, []=, Int32ArraySetIndexed, 338968571) \
186 V(_Uint32Array, [], Uint32ArrayGetIndexed, 1640672852) \
187 V(_Uint32Array, []=, Uint32ArraySetIndexed, 1472976717) \
188 V(_Float32x4Array, [], Float32x4ArrayGetIndexed, 1466627059) \
189 V(_Float32x4Array, []=, Float32x4ArraySetIndexed, 2141660076) \
190 V(_Int32x4Array, [], Int32x4ArrayGetIndexed, 818792056) \
191 V(_Int32x4Array, []=, Int32x4ArraySetIndexed, 1021474038) \
192 V(_Float64x2Array, [], Float64x2ArrayGetIndexed, 288114492) \
193 V(_Float64x2Array, []=, Float64x2ArraySetIndexed, 941746736) \
194
195
196 // A list of core function that should always be inlined.
197 #define INLINE_WHITE_LIST(V) \
198 V(Object, ==, ObjectEquals, 1068471689) \
199 V(_List, get:length, ObjectArrayLength, 1181352729) \
200 V(_ImmutableList, get:length, ImmutableArrayLength, 274917727) \
201 V(_TypedList, get:length, TypedDataLength, 522565357) \
202 V(_GrowableList, get:length, GrowableArrayLength, 778505107) \
203 V(_StringBase, get:length, StringBaseLength, 784399628) \
204 V(ListIterator, moveNext, ListIteratorMoveNext, 210829138) \
205 V(_GrowableList, get:iterator, GrowableArrayIterator, 1812933946) \
206 V(_GrowableList, forEach, GrowableArrayForEach, 2085943947) \
207 V(_List, [], ObjectArrayGetIndexed, 795612476) \
208 V(_List, []=, ObjectArraySetIndexed, 1288827575) \
209 V(_List, get:isEmpty, ObjectArrayIsEmpty, 2130247737) \
210 V(_ImmutableList, [], ImmutableArrayGetIndexed, 1990177341) \
211 V(_GrowableList, [], GrowableArrayGetIndexed, 919108233) \
212 V(_GrowableList, []=, GrowableArraySetIndexed, 1218649853) \
213 V(_Float32Array, [], Float32ArrayGetIndexed, 856653338) \
214 V(_Float32Array, []=, Float32ArraySetIndexed, 2086166464) \
215 V(_Float64Array, [], Float64ArrayGetIndexed, 1779054297) \
216 V(_Float64Array, []=, Float64ArraySetIndexed, 243929230) \
217 V(_Int8Array, [], Int8ArrayGetIndexed, 321230586) \
218 V(_Int8Array, []=, Int8ArraySetIndexed, 2050598685) \
219 V(_Uint8Array, [], Uint8ArrayGetIndexed, 16125140) \
220 V(_Uint8Array, []=, Uint8ArraySetIndexed, 2018064553) \
221 V(_Uint8ClampedArray, [], Uint8ClampedArrayGetIndexed, 430672063) \
222 V(_Uint8ClampedArray, []=, Uint8ClampedArraySetIndexed, 821294340) \
223 V(_Uint16Array, [], Uint16ArrayGetIndexed, 470411953) \
224 V(_Uint16Array, []=, Uint16ArraySetIndexed, 1648929040) \
225 V(_Int16Array, [], Int16ArrayGetIndexed, 74127855) \
226 V(_Int16Array, []=, Int16ArraySetIndexed, 1610252345) \
227 V(_Int32Array, [], Int32ArrayGetIndexed, 203101370) \
228 V(_Int32Array, []=, Int32ArraySetIndexed, 338968571) \
229 V(_Uint8ArrayView, [], Uint8ArrayViewGetIndexed, 1543480955) \
230 V(_Uint8ArrayView, []=, Uint8ArrayViewSetIndexed, 936729641) \
231 V(_Int8ArrayView, [], Int8ArrayViewGetIndexed, 1898018934) \
232 V(_Int8ArrayView, []=, Int8ArrayViewSetIndexed, 111684506) \
233 V(::, asin, MathASin, 1651042633) \
234 V(::, acos, MathACos, 1139647090) \
235 V(::, atan, MathATan, 1668754384) \
236 V(::, atan2, MathATan2, 1845649456) \
237 V(::, cos, MathCos, 1951197905) \
238 V(::, exp, MathExp, 1809210829) \
239 V(::, log, MathLog, 1620336448) \
240 V(::, max, MathMax, 612058870) \
241 V(::, min, MathMin, 1022567780) \
242 V(::, pow, MathPow, 930962530) \
243 V(::, sin, MathSin, 1741396147) \
244 V(::, sqrt, MathSqrt, 101545548) \
245 V(::, tan, MathTan, 982072809) \
246
247
248 // A list of core functions that internally dispatch based on received id.
249 #define POLYMORPHIC_TARGET_LIST(V) \
250 V(_StringBase, [], StringBaseCharAt, 1512210677) \
251 V(_StringBase, codeUnitAt, StringBaseCodeUnitAt, 397735324) \
252 V(_TypedList, _getInt8, ByteArrayBaseGetInt8, 1541411498) \
253 V(_TypedList, _getUint8, ByteArrayBaseGetUint8, 1032404349) \
254 V(_TypedList, _getInt16, ByteArrayBaseGetInt16, 381073990) \
255 V(_TypedList, _getUint16, ByteArrayBaseGetUint16, 1142676276) \
256 V(_TypedList, _getInt32, ByteArrayBaseGetInt32, 330269934) \
257 V(_TypedList, _getUint32, ByteArrayBaseGetUint32, 59490554) \
258 V(_TypedList, _getFloat32, ByteArrayBaseGetFloat32, 393003933) \
259 V(_TypedList, _getFloat64, ByteArrayBaseGetFloat64, 1792407200) \
260 V(_TypedList, _getFloat32x4, ByteArrayBaseGetFloat32x4, 1338379857) \
261 V(_TypedList, _getInt32x4, ByteArrayBaseGetInt32x4, 1469917805) \
262 V(_TypedList, _setInt8, ByteArrayBaseSetInt8, 433348464) \
263 V(_TypedList, _setUint8, ByteArrayBaseSetInt8, 149406583) \
264 V(_TypedList, _setInt16, ByteArrayBaseSetInt16, 805477162) \
265 V(_TypedList, _setUint16, ByteArrayBaseSetInt16, 888580944) \
266 V(_TypedList, _setInt32, ByteArrayBaseSetInt32, 1708248181) \
267 V(_TypedList, _setUint32, ByteArrayBaseSetUint32, 1863152792) \
268 V(_TypedList, _setFloat32, ByteArrayBaseSetFloat32, 1148703855) \
269 V(_TypedList, _setFloat64, ByteArrayBaseSetFloat64, 972883980) \
270 V(_TypedList, _setFloat32x4, ByteArrayBaseSetFloat32x4, 950522310) \
271 V(_TypedList, _setInt32x4, ByteArrayBaseSetInt32x4, 1301138078) \
272
273 // Class that recognizes the name and owner of a function and returns the
274 // corresponding enum. See RECOGNIZED_LIST above for list of recognizable
275 // functions.
276 class MethodRecognizer : public AllStatic {
277 public:
278 enum Kind {
279 kUnknown,
280 #define DEFINE_ENUM_LIST(class_name, function_name, enum_name, fp) k##enum_name,
281 RECOGNIZED_LIST(DEFINE_ENUM_LIST)
282 #undef DEFINE_ENUM_LIST
283 };
284
285 static Kind RecognizeKind(const Function& function);
286 static bool AlwaysInline(const Function& function);
287 static bool PolymorphicTarget(const Function& function);
288 static const char* KindToCString(Kind kind);
289 static void InitializeState();
290 };
291
292
293 // CompileType describes type of the value produced by the definition. 39 // CompileType describes type of the value produced by the definition.
294 // 40 //
295 // It captures the following properties: 41 // It captures the following properties:
296 // - whether value can potentially be null or it is definitely not null; 42 // - whether value can potentially be null or it is definitely not null;
297 // - concrete class id of the value or kDynamicCid if unknown statically; 43 // - concrete class id of the value or kDynamicCid if unknown statically;
298 // - abstract super type of the value, concrete type of the value in runtime 44 // - abstract super type of the value, concrete type of the value in runtime
299 // is guaranteed to be sub type of this type. 45 // is guaranteed to be sub type of this type.
300 // 46 //
301 // Values of CompileType form a lattice with a None type as a bottom and a 47 // Values of CompileType form a lattice with a None type as a bottom and a
302 // nullable Dynamic type as a top element. Method Union provides a join 48 // nullable Dynamic type as a top element. Method Union provides a join
(...skipping 8092 matching lines...) Expand 10 before | Expand all | Expand 10 after
8395 ForwardInstructionIterator* current_iterator_; 8141 ForwardInstructionIterator* current_iterator_;
8396 8142
8397 private: 8143 private:
8398 DISALLOW_COPY_AND_ASSIGN(FlowGraphVisitor); 8144 DISALLOW_COPY_AND_ASSIGN(FlowGraphVisitor);
8399 }; 8145 };
8400 8146
8401 8147
8402 } // namespace dart 8148 } // namespace dart
8403 8149
8404 #endif // VM_INTERMEDIATE_LANGUAGE_H_ 8150 #endif // VM_INTERMEDIATE_LANGUAGE_H_
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