vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 1 | // Copyright 2011 the V8 project authors. All rights reserved. |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #ifndef V8_HYDROGEN_INSTRUCTIONS_H_ |
| 29 | #define V8_HYDROGEN_INSTRUCTIONS_H_ |
| 30 | |
| 31 | #include "v8.h" |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 32 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 33 | #include "code-stubs.h" |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 34 | #include "small-pointer-list.h" |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 35 | #include "string-stream.h" |
| 36 | #include "zone.h" |
| 37 | |
| 38 | namespace v8 { |
| 39 | namespace internal { |
| 40 | |
| 41 | // Forward declarations. |
| 42 | class HBasicBlock; |
| 43 | class HEnvironment; |
| 44 | class HInstruction; |
| 45 | class HLoopInformation; |
| 46 | class HValue; |
| 47 | class LInstruction; |
| 48 | class LChunkBuilder; |
| 49 | |
| 50 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 51 | #define HYDROGEN_ABSTRACT_INSTRUCTION_LIST(V) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 52 | V(BitwiseBinaryOperation) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 53 | V(ControlInstruction) \ |
| 54 | V(Instruction) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 55 | |
| 56 | |
| 57 | #define HYDROGEN_CONCRETE_INSTRUCTION_LIST(V) \ |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 58 | V(AbnormalExit) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 59 | V(AccessArgumentsAt) \ |
| 60 | V(Add) \ |
| 61 | V(ApplyArguments) \ |
| 62 | V(ArgumentsElements) \ |
| 63 | V(ArgumentsLength) \ |
| 64 | V(ArgumentsObject) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 65 | V(ArrayLiteral) \ |
| 66 | V(BitAnd) \ |
| 67 | V(BitNot) \ |
| 68 | V(BitOr) \ |
| 69 | V(BitXor) \ |
| 70 | V(BlockEntry) \ |
| 71 | V(BoundsCheck) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 72 | V(CallConstantFunction) \ |
| 73 | V(CallFunction) \ |
| 74 | V(CallGlobal) \ |
| 75 | V(CallKeyed) \ |
| 76 | V(CallKnownGlobal) \ |
| 77 | V(CallNamed) \ |
| 78 | V(CallNew) \ |
| 79 | V(CallRuntime) \ |
| 80 | V(CallStub) \ |
| 81 | V(Change) \ |
| 82 | V(CheckFunction) \ |
| 83 | V(CheckInstanceType) \ |
| 84 | V(CheckMap) \ |
| 85 | V(CheckNonSmi) \ |
| 86 | V(CheckPrototypeMaps) \ |
| 87 | V(CheckSmi) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 88 | V(ClassOfTest) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 89 | V(Compare) \ |
| 90 | V(CompareJSObjectEq) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 91 | V(CompareMap) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 92 | V(Constant) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 93 | V(Context) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 94 | V(DeleteProperty) \ |
| 95 | V(Deoptimize) \ |
| 96 | V(Div) \ |
| 97 | V(EnterInlined) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 98 | V(ExternalArrayLength) \ |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 99 | V(FixedArrayLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 100 | V(FunctionLiteral) \ |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 101 | V(GetCachedArrayIndex) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 102 | V(GlobalObject) \ |
| 103 | V(GlobalReceiver) \ |
| 104 | V(Goto) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 105 | V(HasInstanceType) \ |
| 106 | V(HasCachedArrayIndex) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 107 | V(InstanceOf) \ |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 108 | V(InstanceOfKnownGlobal) \ |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 109 | V(InvokeFunction) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 110 | V(IsNull) \ |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 111 | V(IsObject) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 112 | V(IsSmi) \ |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 113 | V(IsConstructCall) \ |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 114 | V(JSArrayLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 115 | V(LeaveInlined) \ |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 116 | V(LoadContextSlot) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 117 | V(LoadElements) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 118 | V(LoadExternalArrayPointer) \ |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 119 | V(LoadFunctionPrototype) \ |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 120 | V(LoadGlobalCell) \ |
| 121 | V(LoadGlobalGeneric) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 122 | V(LoadKeyedFastElement) \ |
| 123 | V(LoadKeyedGeneric) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 124 | V(LoadKeyedSpecializedArrayElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 125 | V(LoadNamedField) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 126 | V(LoadNamedFieldPolymorphic) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 127 | V(LoadNamedGeneric) \ |
| 128 | V(Mod) \ |
| 129 | V(Mul) \ |
| 130 | V(ObjectLiteral) \ |
| 131 | V(OsrEntry) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 132 | V(OuterContext) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 133 | V(Parameter) \ |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 134 | V(Power) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 135 | V(PushArgument) \ |
| 136 | V(RegExpLiteral) \ |
| 137 | V(Return) \ |
| 138 | V(Sar) \ |
| 139 | V(Shl) \ |
| 140 | V(Shr) \ |
| 141 | V(Simulate) \ |
| 142 | V(StackCheck) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 143 | V(StoreContextSlot) \ |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 144 | V(StoreGlobalCell) \ |
| 145 | V(StoreGlobalGeneric) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 146 | V(StoreKeyedFastElement) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 147 | V(StoreKeyedSpecializedArrayElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 148 | V(StoreKeyedGeneric) \ |
| 149 | V(StoreNamedField) \ |
| 150 | V(StoreNamedGeneric) \ |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 151 | V(StringAdd) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 152 | V(StringCharCodeAt) \ |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 153 | V(StringCharFromCode) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 154 | V(StringLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 155 | V(Sub) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 156 | V(Test) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 157 | V(Throw) \ |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 158 | V(ToFastProperties) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 159 | V(Typeof) \ |
| 160 | V(TypeofIs) \ |
| 161 | V(UnaryMathOperation) \ |
| 162 | V(UnknownOSRValue) \ |
| 163 | V(ValueOf) |
| 164 | |
| 165 | #define GVN_FLAG_LIST(V) \ |
| 166 | V(Calls) \ |
| 167 | V(InobjectFields) \ |
| 168 | V(BackingStoreFields) \ |
| 169 | V(ArrayElements) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 170 | V(SpecializedArrayElements) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 171 | V(GlobalVars) \ |
| 172 | V(Maps) \ |
| 173 | V(ArrayLengths) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 174 | V(ContextSlots) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 175 | V(OsrEntries) |
| 176 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 177 | #define DECLARE_ABSTRACT_INSTRUCTION(type) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 178 | virtual bool Is##type() const { return true; } \ |
| 179 | static H##type* cast(HValue* value) { \ |
| 180 | ASSERT(value->Is##type()); \ |
| 181 | return reinterpret_cast<H##type*>(value); \ |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 182 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 183 | |
| 184 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 185 | #define DECLARE_CONCRETE_INSTRUCTION(type) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 186 | virtual LInstruction* CompileToLithium(LChunkBuilder* builder); \ |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 187 | static H##type* cast(HValue* value) { \ |
| 188 | ASSERT(value->Is##type()); \ |
| 189 | return reinterpret_cast<H##type*>(value); \ |
| 190 | } \ |
| 191 | virtual Opcode opcode() const { return HValue::k##type; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 192 | |
| 193 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 194 | class Range: public ZoneObject { |
| 195 | public: |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 196 | Range() |
| 197 | : lower_(kMinInt), |
| 198 | upper_(kMaxInt), |
| 199 | next_(NULL), |
| 200 | can_be_minus_zero_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 201 | |
| 202 | Range(int32_t lower, int32_t upper) |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 203 | : lower_(lower), |
| 204 | upper_(upper), |
| 205 | next_(NULL), |
| 206 | can_be_minus_zero_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 207 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 208 | int32_t upper() const { return upper_; } |
| 209 | int32_t lower() const { return lower_; } |
| 210 | Range* next() const { return next_; } |
| 211 | Range* CopyClearLower() const { return new Range(kMinInt, upper_); } |
| 212 | Range* CopyClearUpper() const { return new Range(lower_, kMaxInt); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 213 | Range* Copy() const { return new Range(lower_, upper_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 214 | int32_t Mask() const; |
| 215 | void set_can_be_minus_zero(bool b) { can_be_minus_zero_ = b; } |
| 216 | bool CanBeMinusZero() const { return CanBeZero() && can_be_minus_zero_; } |
| 217 | bool CanBeZero() const { return upper_ >= 0 && lower_ <= 0; } |
| 218 | bool CanBeNegative() const { return lower_ < 0; } |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 219 | bool Includes(int value) const { return lower_ <= value && upper_ >= value; } |
| 220 | bool IsMostGeneric() const { return lower_ == kMinInt && upper_ == kMaxInt; } |
| 221 | bool IsInSmiRange() const { |
| 222 | return lower_ >= Smi::kMinValue && upper_ <= Smi::kMaxValue; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 223 | } |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 224 | void KeepOrder(); |
| 225 | void Verify() const; |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 226 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 227 | void StackUpon(Range* other) { |
| 228 | Intersect(other); |
| 229 | next_ = other; |
| 230 | } |
| 231 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 232 | void Intersect(Range* other); |
| 233 | void Union(Range* other); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 234 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 235 | void AddConstant(int32_t value); |
| 236 | void Sar(int32_t value); |
| 237 | void Shl(int32_t value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 238 | bool AddAndCheckOverflow(Range* other); |
| 239 | bool SubAndCheckOverflow(Range* other); |
| 240 | bool MulAndCheckOverflow(Range* other); |
| 241 | |
| 242 | private: |
| 243 | int32_t lower_; |
| 244 | int32_t upper_; |
| 245 | Range* next_; |
| 246 | bool can_be_minus_zero_; |
| 247 | }; |
| 248 | |
| 249 | |
| 250 | class Representation { |
| 251 | public: |
| 252 | enum Kind { |
| 253 | kNone, |
| 254 | kTagged, |
| 255 | kDouble, |
| 256 | kInteger32, |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 257 | kExternal, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 258 | kNumRepresentations |
| 259 | }; |
| 260 | |
| 261 | Representation() : kind_(kNone) { } |
| 262 | |
| 263 | static Representation None() { return Representation(kNone); } |
| 264 | static Representation Tagged() { return Representation(kTagged); } |
| 265 | static Representation Integer32() { return Representation(kInteger32); } |
| 266 | static Representation Double() { return Representation(kDouble); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 267 | static Representation External() { return Representation(kExternal); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 268 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 269 | bool Equals(const Representation& other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 270 | return kind_ == other.kind_; |
| 271 | } |
| 272 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 273 | Kind kind() const { return static_cast<Kind>(kind_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 274 | bool IsNone() const { return kind_ == kNone; } |
| 275 | bool IsTagged() const { return kind_ == kTagged; } |
| 276 | bool IsInteger32() const { return kind_ == kInteger32; } |
| 277 | bool IsDouble() const { return kind_ == kDouble; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 278 | bool IsExternal() const { return kind_ == kExternal; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 279 | bool IsSpecialization() const { |
| 280 | return kind_ == kInteger32 || kind_ == kDouble; |
| 281 | } |
| 282 | const char* Mnemonic() const; |
| 283 | |
| 284 | private: |
| 285 | explicit Representation(Kind k) : kind_(k) { } |
| 286 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 287 | // Make sure kind fits in int8. |
| 288 | STATIC_ASSERT(kNumRepresentations <= (1 << kBitsPerByte)); |
| 289 | |
| 290 | int8_t kind_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 291 | }; |
| 292 | |
| 293 | |
| 294 | class HType { |
| 295 | public: |
| 296 | HType() : type_(kUninitialized) { } |
| 297 | |
| 298 | static HType Tagged() { return HType(kTagged); } |
| 299 | static HType TaggedPrimitive() { return HType(kTaggedPrimitive); } |
| 300 | static HType TaggedNumber() { return HType(kTaggedNumber); } |
| 301 | static HType Smi() { return HType(kSmi); } |
| 302 | static HType HeapNumber() { return HType(kHeapNumber); } |
| 303 | static HType String() { return HType(kString); } |
| 304 | static HType Boolean() { return HType(kBoolean); } |
| 305 | static HType NonPrimitive() { return HType(kNonPrimitive); } |
| 306 | static HType JSArray() { return HType(kJSArray); } |
| 307 | static HType JSObject() { return HType(kJSObject); } |
| 308 | static HType Uninitialized() { return HType(kUninitialized); } |
| 309 | |
| 310 | // Return the weakest (least precise) common type. |
| 311 | HType Combine(HType other) { |
| 312 | return HType(static_cast<Type>(type_ & other.type_)); |
| 313 | } |
| 314 | |
| 315 | bool Equals(const HType& other) { |
| 316 | return type_ == other.type_; |
| 317 | } |
| 318 | |
| 319 | bool IsSubtypeOf(const HType& other) { |
| 320 | return Combine(other).Equals(other); |
| 321 | } |
| 322 | |
| 323 | bool IsTagged() { |
| 324 | ASSERT(type_ != kUninitialized); |
| 325 | return ((type_ & kTagged) == kTagged); |
| 326 | } |
| 327 | |
| 328 | bool IsTaggedPrimitive() { |
| 329 | ASSERT(type_ != kUninitialized); |
| 330 | return ((type_ & kTaggedPrimitive) == kTaggedPrimitive); |
| 331 | } |
| 332 | |
| 333 | bool IsTaggedNumber() { |
| 334 | ASSERT(type_ != kUninitialized); |
| 335 | return ((type_ & kTaggedNumber) == kTaggedNumber); |
| 336 | } |
| 337 | |
| 338 | bool IsSmi() { |
| 339 | ASSERT(type_ != kUninitialized); |
| 340 | return ((type_ & kSmi) == kSmi); |
| 341 | } |
| 342 | |
| 343 | bool IsHeapNumber() { |
| 344 | ASSERT(type_ != kUninitialized); |
| 345 | return ((type_ & kHeapNumber) == kHeapNumber); |
| 346 | } |
| 347 | |
| 348 | bool IsString() { |
| 349 | ASSERT(type_ != kUninitialized); |
| 350 | return ((type_ & kString) == kString); |
| 351 | } |
| 352 | |
| 353 | bool IsBoolean() { |
| 354 | ASSERT(type_ != kUninitialized); |
| 355 | return ((type_ & kBoolean) == kBoolean); |
| 356 | } |
| 357 | |
| 358 | bool IsNonPrimitive() { |
| 359 | ASSERT(type_ != kUninitialized); |
| 360 | return ((type_ & kNonPrimitive) == kNonPrimitive); |
| 361 | } |
| 362 | |
| 363 | bool IsJSArray() { |
| 364 | ASSERT(type_ != kUninitialized); |
| 365 | return ((type_ & kJSArray) == kJSArray); |
| 366 | } |
| 367 | |
| 368 | bool IsJSObject() { |
| 369 | ASSERT(type_ != kUninitialized); |
| 370 | return ((type_ & kJSObject) == kJSObject); |
| 371 | } |
| 372 | |
| 373 | bool IsUninitialized() { |
| 374 | return type_ == kUninitialized; |
| 375 | } |
| 376 | |
| 377 | static HType TypeFromValue(Handle<Object> value); |
| 378 | |
| 379 | const char* ToString(); |
| 380 | const char* ToShortString(); |
| 381 | |
| 382 | private: |
| 383 | enum Type { |
| 384 | kTagged = 0x1, // 0000 0000 0000 0001 |
| 385 | kTaggedPrimitive = 0x5, // 0000 0000 0000 0101 |
| 386 | kTaggedNumber = 0xd, // 0000 0000 0000 1101 |
| 387 | kSmi = 0x1d, // 0000 0000 0001 1101 |
| 388 | kHeapNumber = 0x2d, // 0000 0000 0010 1101 |
| 389 | kString = 0x45, // 0000 0000 0100 0101 |
| 390 | kBoolean = 0x85, // 0000 0000 1000 0101 |
| 391 | kNonPrimitive = 0x101, // 0000 0001 0000 0001 |
| 392 | kJSObject = 0x301, // 0000 0011 0000 0001 |
| 393 | kJSArray = 0x701, // 0000 0111 1000 0001 |
| 394 | kUninitialized = 0x1fff // 0001 1111 1111 1111 |
| 395 | }; |
| 396 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 397 | // Make sure type fits in int16. |
| 398 | STATIC_ASSERT(kUninitialized < (1 << (2 * kBitsPerByte))); |
| 399 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 400 | explicit HType(Type t) : type_(t) { } |
| 401 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 402 | int16_t type_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 403 | }; |
| 404 | |
| 405 | |
| 406 | class HValue: public ZoneObject { |
| 407 | public: |
| 408 | static const int kNoNumber = -1; |
| 409 | |
| 410 | // There must be one corresponding kDepends flag for every kChanges flag and |
| 411 | // the order of the kChanges flags must be exactly the same as of the kDepends |
| 412 | // flags. |
| 413 | enum Flag { |
| 414 | // Declare global value numbering flags. |
| 415 | #define DECLARE_DO(type) kChanges##type, kDependsOn##type, |
| 416 | GVN_FLAG_LIST(DECLARE_DO) |
| 417 | #undef DECLARE_DO |
| 418 | kFlexibleRepresentation, |
| 419 | kUseGVN, |
| 420 | kCanOverflow, |
| 421 | kBailoutOnMinusZero, |
| 422 | kCanBeDivByZero, |
| 423 | kIsArguments, |
| 424 | kTruncatingToInt32, |
| 425 | kLastFlag = kTruncatingToInt32 |
| 426 | }; |
| 427 | |
| 428 | STATIC_ASSERT(kLastFlag < kBitsPerInt); |
| 429 | |
| 430 | static const int kChangesToDependsFlagsLeftShift = 1; |
| 431 | |
| 432 | static int ChangesFlagsMask() { |
| 433 | int result = 0; |
| 434 | // Create changes mask. |
| 435 | #define DECLARE_DO(type) result |= (1 << kChanges##type); |
| 436 | GVN_FLAG_LIST(DECLARE_DO) |
| 437 | #undef DECLARE_DO |
| 438 | return result; |
| 439 | } |
| 440 | |
| 441 | static int DependsFlagsMask() { |
| 442 | return ConvertChangesToDependsFlags(ChangesFlagsMask()); |
| 443 | } |
| 444 | |
| 445 | static int ConvertChangesToDependsFlags(int flags) { |
| 446 | return flags << kChangesToDependsFlagsLeftShift; |
| 447 | } |
| 448 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 449 | static HValue* cast(HValue* value) { return value; } |
| 450 | |
| 451 | enum Opcode { |
| 452 | // Declare a unique enum value for each hydrogen instruction. |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 453 | #define DECLARE_OPCODE(type) k##type, |
| 454 | HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_OPCODE) |
| 455 | kPhi |
| 456 | #undef DECLARE_OPCODE |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 457 | }; |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 458 | virtual Opcode opcode() const = 0; |
| 459 | |
| 460 | // Declare a non-virtual predicates for each concrete HInstruction or HValue. |
| 461 | #define DECLARE_PREDICATE(type) \ |
| 462 | bool Is##type() const { return opcode() == k##type; } |
| 463 | HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_PREDICATE) |
| 464 | #undef DECLARE_PREDICATE |
| 465 | bool IsPhi() const { return opcode() == kPhi; } |
| 466 | |
| 467 | // Declare virtual predicates for abstract HInstruction or HValue |
| 468 | #define DECLARE_PREDICATE(type) \ |
| 469 | virtual bool Is##type() const { return false; } |
| 470 | HYDROGEN_ABSTRACT_INSTRUCTION_LIST(DECLARE_PREDICATE) |
| 471 | #undef DECLARE_PREDICATE |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 472 | |
| 473 | HValue() : block_(NULL), |
| 474 | id_(kNoNumber), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 475 | type_(HType::Tagged()), |
| 476 | range_(NULL), |
| 477 | flags_(0) {} |
| 478 | virtual ~HValue() {} |
| 479 | |
| 480 | HBasicBlock* block() const { return block_; } |
| 481 | void SetBlock(HBasicBlock* block); |
| 482 | |
| 483 | int id() const { return id_; } |
| 484 | void set_id(int id) { id_ = id; } |
| 485 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 486 | SmallPointerList<HValue>* uses() { return &uses_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 487 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 488 | virtual bool EmitAtUses() { return false; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 489 | Representation representation() const { return representation_; } |
| 490 | void ChangeRepresentation(Representation r) { |
| 491 | // Representation was already set and is allowed to be changed. |
| 492 | ASSERT(!representation_.IsNone()); |
| 493 | ASSERT(!r.IsNone()); |
| 494 | ASSERT(CheckFlag(kFlexibleRepresentation)); |
| 495 | RepresentationChanged(r); |
| 496 | representation_ = r; |
| 497 | } |
| 498 | |
| 499 | HType type() const { return type_; } |
| 500 | void set_type(HType type) { |
| 501 | ASSERT(uses_.length() == 0); |
| 502 | type_ = type; |
| 503 | } |
| 504 | |
| 505 | // An operation needs to override this function iff: |
| 506 | // 1) it can produce an int32 output. |
| 507 | // 2) the true value of its output can potentially be minus zero. |
| 508 | // The implementation must set a flag so that it bails out in the case where |
| 509 | // it would otherwise output what should be a minus zero as an int32 zero. |
| 510 | // If the operation also exists in a form that takes int32 and outputs int32 |
| 511 | // then the operation should return its input value so that we can propagate |
| 512 | // back. There are two operations that need to propagate back to more than |
| 513 | // one input. They are phi and binary add. They always return NULL and |
| 514 | // expect the caller to take care of things. |
| 515 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited) { |
| 516 | visited->Add(id()); |
| 517 | return NULL; |
| 518 | } |
| 519 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 520 | bool IsDefinedAfter(HBasicBlock* other) const; |
| 521 | |
| 522 | // Operands. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 523 | virtual int OperandCount() = 0; |
| 524 | virtual HValue* OperandAt(int index) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 525 | void SetOperandAt(int index, HValue* value); |
| 526 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 527 | int LookupOperandIndex(int occurrence_index, HValue* op); |
| 528 | bool UsesMultipleTimes(HValue* op); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 529 | |
| 530 | void ReplaceAndDelete(HValue* other); |
| 531 | void ReplaceValue(HValue* other); |
| 532 | void ReplaceAtUse(HValue* use, HValue* other); |
| 533 | void ReplaceFirstAtUse(HValue* use, HValue* other, Representation r); |
| 534 | bool HasNoUses() const { return uses_.is_empty(); } |
| 535 | void ClearOperands(); |
| 536 | void Delete(); |
| 537 | |
| 538 | int flags() const { return flags_; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 539 | void SetFlag(Flag f) { flags_ |= (1 << f); } |
| 540 | void ClearFlag(Flag f) { flags_ &= ~(1 << f); } |
| 541 | bool CheckFlag(Flag f) const { return (flags_ & (1 << f)) != 0; } |
| 542 | |
| 543 | void SetAllSideEffects() { flags_ |= AllSideEffects(); } |
| 544 | void ClearAllSideEffects() { flags_ &= ~AllSideEffects(); } |
| 545 | bool HasSideEffects() const { return (flags_ & AllSideEffects()) != 0; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 546 | |
| 547 | Range* range() const { return range_; } |
| 548 | bool HasRange() const { return range_ != NULL; } |
| 549 | void AddNewRange(Range* r); |
| 550 | void RemoveLastAddedRange(); |
| 551 | void ComputeInitialRange(); |
| 552 | |
| 553 | // Representation helpers. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 554 | virtual Representation RequiredInputRepresentation(int index) const = 0; |
| 555 | |
| 556 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 557 | return representation(); |
| 558 | } |
| 559 | |
| 560 | // This gives the instruction an opportunity to replace itself with an |
| 561 | // instruction that does the same in some better way. To replace an |
| 562 | // instruction with a new one, first add the new instruction to the graph, |
| 563 | // then return it. Return NULL to have the instruction deleted. |
| 564 | virtual HValue* Canonicalize() { return this; } |
| 565 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 566 | bool Equals(HValue* other); |
| 567 | virtual intptr_t Hashcode(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 568 | |
| 569 | // Printing support. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 570 | virtual void PrintTo(StringStream* stream) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 571 | void PrintNameTo(StringStream* stream); |
| 572 | static void PrintTypeTo(HType type, StringStream* stream); |
| 573 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 574 | const char* Mnemonic() const; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 575 | |
| 576 | // Updated the inferred type of this instruction and returns true if |
| 577 | // it has changed. |
| 578 | bool UpdateInferredType(); |
| 579 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 580 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 581 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 582 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 583 | virtual void Verify() = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 584 | #endif |
| 585 | |
| 586 | protected: |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 587 | // This function must be overridden for instructions with flag kUseGVN, to |
| 588 | // compare the non-Operand parts of the instruction. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 589 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 590 | UNREACHABLE(); |
| 591 | return false; |
| 592 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 593 | virtual void RepresentationChanged(Representation to) { } |
| 594 | virtual Range* InferRange(); |
| 595 | virtual void DeleteFromGraph() = 0; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 596 | virtual void InternalSetOperandAt(int index, HValue* value) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 597 | void clear_block() { |
| 598 | ASSERT(block_ != NULL); |
| 599 | block_ = NULL; |
| 600 | } |
| 601 | |
| 602 | void set_representation(Representation r) { |
| 603 | // Representation is set-once. |
| 604 | ASSERT(representation_.IsNone() && !r.IsNone()); |
| 605 | representation_ = r; |
| 606 | } |
| 607 | |
| 608 | private: |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 609 | // A flag mask to mark an instruction as having arbitrary side effects. |
| 610 | static int AllSideEffects() { |
| 611 | return ChangesFlagsMask() & ~(1 << kChangesOsrEntries); |
| 612 | } |
| 613 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 614 | void InternalReplaceAtUse(HValue* use, HValue* other); |
| 615 | void RegisterUse(int index, HValue* new_value); |
| 616 | |
| 617 | HBasicBlock* block_; |
| 618 | |
| 619 | // The id of this instruction in the hydrogen graph, assigned when first |
| 620 | // added to the graph. Reflects creation order. |
| 621 | int id_; |
| 622 | |
| 623 | Representation representation_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 624 | HType type_; |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 625 | SmallPointerList<HValue> uses_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 626 | Range* range_; |
| 627 | int flags_; |
| 628 | |
| 629 | DISALLOW_COPY_AND_ASSIGN(HValue); |
| 630 | }; |
| 631 | |
| 632 | |
| 633 | class HInstruction: public HValue { |
| 634 | public: |
| 635 | HInstruction* next() const { return next_; } |
| 636 | HInstruction* previous() const { return previous_; } |
| 637 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 638 | virtual void PrintTo(StringStream* stream); |
| 639 | virtual void PrintDataTo(StringStream* stream) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 640 | |
| 641 | bool IsLinked() const { return block() != NULL; } |
| 642 | void Unlink(); |
| 643 | void InsertBefore(HInstruction* next); |
| 644 | void InsertAfter(HInstruction* previous); |
| 645 | |
| 646 | int position() const { return position_; } |
| 647 | bool has_position() const { return position_ != RelocInfo::kNoPosition; } |
| 648 | void set_position(int position) { position_ = position; } |
| 649 | |
| 650 | virtual LInstruction* CompileToLithium(LChunkBuilder* builder) = 0; |
| 651 | |
| 652 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 653 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 654 | #endif |
| 655 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 656 | // Returns whether this is some kind of deoptimizing check |
| 657 | // instruction. |
| 658 | virtual bool IsCheckInstruction() const { return false; } |
| 659 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 660 | virtual bool IsCall() { return false; } |
| 661 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 662 | DECLARE_ABSTRACT_INSTRUCTION(Instruction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 663 | |
| 664 | protected: |
| 665 | HInstruction() |
| 666 | : next_(NULL), |
| 667 | previous_(NULL), |
| 668 | position_(RelocInfo::kNoPosition) { |
| 669 | SetFlag(kDependsOnOsrEntries); |
| 670 | } |
| 671 | |
| 672 | virtual void DeleteFromGraph() { Unlink(); } |
| 673 | |
| 674 | private: |
| 675 | void InitializeAsFirst(HBasicBlock* block) { |
| 676 | ASSERT(!IsLinked()); |
| 677 | SetBlock(block); |
| 678 | } |
| 679 | |
| 680 | HInstruction* next_; |
| 681 | HInstruction* previous_; |
| 682 | int position_; |
| 683 | |
| 684 | friend class HBasicBlock; |
| 685 | }; |
| 686 | |
| 687 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 688 | class HControlInstruction: public HInstruction { |
| 689 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 690 | HControlInstruction(HBasicBlock* first, HBasicBlock* second) |
| 691 | : first_successor_(first), second_successor_(second) { |
| 692 | } |
| 693 | |
| 694 | HBasicBlock* FirstSuccessor() const { return first_successor_; } |
| 695 | HBasicBlock* SecondSuccessor() const { return second_successor_; } |
| 696 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 697 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 698 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 699 | DECLARE_ABSTRACT_INSTRUCTION(ControlInstruction) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 700 | |
| 701 | private: |
| 702 | HBasicBlock* first_successor_; |
| 703 | HBasicBlock* second_successor_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 704 | }; |
| 705 | |
| 706 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 707 | template<int NumElements> |
| 708 | class HOperandContainer { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 709 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 710 | HOperandContainer() : elems_() { } |
| 711 | |
| 712 | int length() { return NumElements; } |
| 713 | HValue*& operator[](int i) { |
| 714 | ASSERT(i < length()); |
| 715 | return elems_[i]; |
| 716 | } |
| 717 | |
| 718 | private: |
| 719 | HValue* elems_[NumElements]; |
| 720 | }; |
| 721 | |
| 722 | |
| 723 | template<> |
| 724 | class HOperandContainer<0> { |
| 725 | public: |
| 726 | int length() { return 0; } |
| 727 | HValue*& operator[](int i) { |
| 728 | UNREACHABLE(); |
| 729 | static HValue* t = 0; |
| 730 | return t; |
| 731 | } |
| 732 | }; |
| 733 | |
| 734 | |
| 735 | template<int V> |
| 736 | class HTemplateInstruction : public HInstruction { |
| 737 | public: |
| 738 | int OperandCount() { return V; } |
| 739 | HValue* OperandAt(int i) { return inputs_[i]; } |
| 740 | |
| 741 | protected: |
| 742 | void InternalSetOperandAt(int i, HValue* value) { inputs_[i] = value; } |
| 743 | |
| 744 | private: |
| 745 | HOperandContainer<V> inputs_; |
| 746 | }; |
| 747 | |
| 748 | |
| 749 | template<int V> |
| 750 | class HTemplateControlInstruction : public HControlInstruction { |
| 751 | public: |
| 752 | HTemplateControlInstruction<V>(HBasicBlock* first, HBasicBlock* second) |
| 753 | : HControlInstruction(first, second) { } |
| 754 | int OperandCount() { return V; } |
| 755 | HValue* OperandAt(int i) { return inputs_[i]; } |
| 756 | |
| 757 | protected: |
| 758 | void InternalSetOperandAt(int i, HValue* value) { inputs_[i] = value; } |
| 759 | |
| 760 | private: |
| 761 | HOperandContainer<V> inputs_; |
| 762 | }; |
| 763 | |
| 764 | |
| 765 | class HBlockEntry: public HTemplateInstruction<0> { |
| 766 | public: |
| 767 | virtual Representation RequiredInputRepresentation(int index) const { |
| 768 | return Representation::None(); |
| 769 | } |
| 770 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 771 | DECLARE_CONCRETE_INSTRUCTION(BlockEntry) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 772 | }; |
| 773 | |
| 774 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 775 | class HDeoptimize: public HControlInstruction { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 776 | public: |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 777 | explicit HDeoptimize(int environment_length) |
| 778 | : HControlInstruction(NULL, NULL), |
| 779 | values_(environment_length) { } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 780 | |
| 781 | virtual Representation RequiredInputRepresentation(int index) const { |
| 782 | return Representation::None(); |
| 783 | } |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 784 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 785 | virtual int OperandCount() { return values_.length(); } |
| 786 | virtual HValue* OperandAt(int index) { return values_[index]; } |
| 787 | |
| 788 | void AddEnvironmentValue(HValue* value) { |
| 789 | values_.Add(NULL); |
| 790 | SetOperandAt(values_.length() - 1, value); |
| 791 | } |
| 792 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 793 | DECLARE_CONCRETE_INSTRUCTION(Deoptimize) |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 794 | |
| 795 | protected: |
| 796 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 797 | values_[index] = value; |
| 798 | } |
| 799 | |
| 800 | private: |
| 801 | ZoneList<HValue*> values_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 802 | }; |
| 803 | |
| 804 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 805 | class HGoto: public HTemplateControlInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 806 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 807 | explicit HGoto(HBasicBlock* target) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 808 | : HTemplateControlInstruction<0>(target, NULL), |
| 809 | include_stack_check_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 810 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 811 | void set_include_stack_check(bool include_stack_check) { |
| 812 | include_stack_check_ = include_stack_check; |
| 813 | } |
| 814 | bool include_stack_check() const { return include_stack_check_; } |
| 815 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 816 | virtual Representation RequiredInputRepresentation(int index) const { |
| 817 | return Representation::None(); |
| 818 | } |
| 819 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 820 | DECLARE_CONCRETE_INSTRUCTION(Goto) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 821 | |
| 822 | private: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 823 | bool include_stack_check_; |
| 824 | }; |
| 825 | |
| 826 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 827 | class HUnaryControlInstruction: public HTemplateControlInstruction<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 828 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 829 | explicit HUnaryControlInstruction(HValue* value, |
| 830 | HBasicBlock* true_target, |
| 831 | HBasicBlock* false_target) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 832 | : HTemplateControlInstruction<1>(true_target, false_target) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 833 | SetOperandAt(0, value); |
| 834 | } |
| 835 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 836 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 837 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 838 | HValue* value() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 839 | }; |
| 840 | |
| 841 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 842 | class HTest: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 843 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 844 | HTest(HValue* value, HBasicBlock* true_target, HBasicBlock* false_target) |
| 845 | : HUnaryControlInstruction(value, true_target, false_target) { |
| 846 | ASSERT(true_target != NULL && false_target != NULL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 847 | } |
| 848 | |
| 849 | virtual Representation RequiredInputRepresentation(int index) const { |
| 850 | return Representation::None(); |
| 851 | } |
| 852 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 853 | DECLARE_CONCRETE_INSTRUCTION(Test) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 854 | }; |
| 855 | |
| 856 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 857 | class HCompareMap: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 858 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 859 | HCompareMap(HValue* value, |
| 860 | Handle<Map> map, |
| 861 | HBasicBlock* true_target, |
| 862 | HBasicBlock* false_target) |
| 863 | : HUnaryControlInstruction(value, true_target, false_target), |
| 864 | map_(map) { |
| 865 | ASSERT(true_target != NULL); |
| 866 | ASSERT(false_target != NULL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 867 | ASSERT(!map.is_null()); |
| 868 | } |
| 869 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 870 | virtual void PrintDataTo(StringStream* stream); |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 871 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 872 | Handle<Map> map() const { return map_; } |
| 873 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 874 | virtual Representation RequiredInputRepresentation(int index) const { |
| 875 | return Representation::Tagged(); |
| 876 | } |
| 877 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 878 | DECLARE_CONCRETE_INSTRUCTION(CompareMap) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 879 | |
| 880 | private: |
| 881 | Handle<Map> map_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 882 | }; |
| 883 | |
| 884 | |
| 885 | class HReturn: public HUnaryControlInstruction { |
| 886 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 887 | explicit HReturn(HValue* value) |
| 888 | : HUnaryControlInstruction(value, NULL, NULL) { |
| 889 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 890 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 891 | virtual Representation RequiredInputRepresentation(int index) const { |
| 892 | return Representation::Tagged(); |
| 893 | } |
| 894 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 895 | DECLARE_CONCRETE_INSTRUCTION(Return) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 896 | }; |
| 897 | |
| 898 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 899 | class HAbnormalExit: public HTemplateControlInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 900 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 901 | HAbnormalExit() : HTemplateControlInstruction<0>(NULL, NULL) { } |
| 902 | |
| 903 | virtual Representation RequiredInputRepresentation(int index) const { |
| 904 | return Representation::None(); |
| 905 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 906 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 907 | DECLARE_CONCRETE_INSTRUCTION(AbnormalExit) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 908 | }; |
| 909 | |
| 910 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 911 | class HUnaryOperation: public HTemplateInstruction<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 912 | public: |
| 913 | explicit HUnaryOperation(HValue* value) { |
| 914 | SetOperandAt(0, value); |
| 915 | } |
| 916 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 917 | HValue* value() { return OperandAt(0); } |
| 918 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 919 | }; |
| 920 | |
| 921 | |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 922 | class HThrow: public HUnaryOperation { |
| 923 | public: |
| 924 | explicit HThrow(HValue* value) : HUnaryOperation(value) { |
| 925 | SetAllSideEffects(); |
| 926 | } |
| 927 | |
| 928 | virtual Representation RequiredInputRepresentation(int index) const { |
| 929 | return Representation::Tagged(); |
| 930 | } |
| 931 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 932 | DECLARE_CONCRETE_INSTRUCTION(Throw) |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 933 | }; |
| 934 | |
| 935 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 936 | class HChange: public HUnaryOperation { |
| 937 | public: |
| 938 | HChange(HValue* value, |
| 939 | Representation from, |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 940 | Representation to, |
| 941 | bool is_truncating) |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 942 | : HUnaryOperation(value), from_(from) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 943 | ASSERT(!from.IsNone() && !to.IsNone()); |
| 944 | ASSERT(!from.Equals(to)); |
| 945 | set_representation(to); |
| 946 | SetFlag(kUseGVN); |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 947 | if (is_truncating) SetFlag(kTruncatingToInt32); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 948 | if (from.IsInteger32() && to.IsTagged() && value->range() != NULL && |
| 949 | value->range()->IsInSmiRange()) { |
| 950 | set_type(HType::Smi()); |
| 951 | } |
| 952 | } |
| 953 | |
| 954 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 955 | |
| 956 | Representation from() const { return from_; } |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 957 | Representation to() const { return representation(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 958 | virtual Representation RequiredInputRepresentation(int index) const { |
| 959 | return from_; |
| 960 | } |
| 961 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 962 | bool CanTruncateToInt32() const { return CheckFlag(kTruncatingToInt32); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 963 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 964 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 965 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 966 | DECLARE_CONCRETE_INSTRUCTION(Change) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 967 | |
| 968 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 969 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 970 | if (!other->IsChange()) return false; |
| 971 | HChange* change = HChange::cast(other); |
| 972 | return value() == change->value() |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 973 | && to().Equals(change->to()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 974 | } |
| 975 | |
| 976 | private: |
| 977 | Representation from_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 978 | }; |
| 979 | |
| 980 | |
| 981 | class HSimulate: public HInstruction { |
| 982 | public: |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 983 | HSimulate(int ast_id, int pop_count) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 984 | : ast_id_(ast_id), |
| 985 | pop_count_(pop_count), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 986 | values_(2), |
| 987 | assigned_indexes_(2) {} |
| 988 | virtual ~HSimulate() {} |
| 989 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 990 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 991 | |
| 992 | bool HasAstId() const { return ast_id_ != AstNode::kNoNumber; } |
| 993 | int ast_id() const { return ast_id_; } |
| 994 | void set_ast_id(int id) { |
| 995 | ASSERT(!HasAstId()); |
| 996 | ast_id_ = id; |
| 997 | } |
| 998 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 999 | int pop_count() const { return pop_count_; } |
| 1000 | const ZoneList<HValue*>* values() const { return &values_; } |
| 1001 | int GetAssignedIndexAt(int index) const { |
| 1002 | ASSERT(HasAssignedIndexAt(index)); |
| 1003 | return assigned_indexes_[index]; |
| 1004 | } |
| 1005 | bool HasAssignedIndexAt(int index) const { |
| 1006 | return assigned_indexes_[index] != kNoIndex; |
| 1007 | } |
| 1008 | void AddAssignedValue(int index, HValue* value) { |
| 1009 | AddValue(index, value); |
| 1010 | } |
| 1011 | void AddPushedValue(HValue* value) { |
| 1012 | AddValue(kNoIndex, value); |
| 1013 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1014 | virtual int OperandCount() { return values_.length(); } |
| 1015 | virtual HValue* OperandAt(int index) { return values_[index]; } |
| 1016 | |
| 1017 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1018 | return Representation::None(); |
| 1019 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1020 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1021 | DECLARE_CONCRETE_INSTRUCTION(Simulate) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1022 | |
| 1023 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1024 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1025 | #endif |
| 1026 | |
| 1027 | protected: |
| 1028 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 1029 | values_[index] = value; |
| 1030 | } |
| 1031 | |
| 1032 | private: |
| 1033 | static const int kNoIndex = -1; |
| 1034 | void AddValue(int index, HValue* value) { |
| 1035 | assigned_indexes_.Add(index); |
| 1036 | // Resize the list of pushed values. |
| 1037 | values_.Add(NULL); |
| 1038 | // Set the operand through the base method in HValue to make sure that the |
| 1039 | // use lists are correctly updated. |
| 1040 | SetOperandAt(values_.length() - 1, value); |
| 1041 | } |
| 1042 | int ast_id_; |
| 1043 | int pop_count_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1044 | ZoneList<HValue*> values_; |
| 1045 | ZoneList<int> assigned_indexes_; |
| 1046 | }; |
| 1047 | |
| 1048 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1049 | class HStackCheck: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1050 | public: |
| 1051 | HStackCheck() { } |
| 1052 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1053 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1054 | return Representation::None(); |
| 1055 | } |
| 1056 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1057 | DECLARE_CONCRETE_INSTRUCTION(StackCheck) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1058 | }; |
| 1059 | |
| 1060 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1061 | class HEnterInlined: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1062 | public: |
| 1063 | HEnterInlined(Handle<JSFunction> closure, FunctionLiteral* function) |
| 1064 | : closure_(closure), function_(function) { |
| 1065 | } |
| 1066 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1067 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1068 | |
| 1069 | Handle<JSFunction> closure() const { return closure_; } |
| 1070 | FunctionLiteral* function() const { return function_; } |
| 1071 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1072 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1073 | return Representation::None(); |
| 1074 | } |
| 1075 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1076 | DECLARE_CONCRETE_INSTRUCTION(EnterInlined) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1077 | |
| 1078 | private: |
| 1079 | Handle<JSFunction> closure_; |
| 1080 | FunctionLiteral* function_; |
| 1081 | }; |
| 1082 | |
| 1083 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1084 | class HLeaveInlined: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1085 | public: |
| 1086 | HLeaveInlined() {} |
| 1087 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1088 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1089 | return Representation::None(); |
| 1090 | } |
| 1091 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1092 | DECLARE_CONCRETE_INSTRUCTION(LeaveInlined) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1093 | }; |
| 1094 | |
| 1095 | |
| 1096 | class HPushArgument: public HUnaryOperation { |
| 1097 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1098 | explicit HPushArgument(HValue* value) : HUnaryOperation(value) { |
| 1099 | set_representation(Representation::Tagged()); |
| 1100 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1101 | |
| 1102 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1103 | return Representation::Tagged(); |
| 1104 | } |
| 1105 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1106 | HValue* argument() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1107 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1108 | DECLARE_CONCRETE_INSTRUCTION(PushArgument) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1109 | }; |
| 1110 | |
| 1111 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1112 | class HContext: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1113 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1114 | HContext() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1115 | set_representation(Representation::Tagged()); |
| 1116 | SetFlag(kUseGVN); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1117 | } |
| 1118 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1119 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1120 | return Representation::None(); |
| 1121 | } |
| 1122 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1123 | DECLARE_CONCRETE_INSTRUCTION(Context); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1124 | |
| 1125 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1126 | virtual bool DataEquals(HValue* other) { return true; } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1127 | }; |
| 1128 | |
| 1129 | |
| 1130 | class HOuterContext: public HUnaryOperation { |
| 1131 | public: |
| 1132 | explicit HOuterContext(HValue* inner) : HUnaryOperation(inner) { |
| 1133 | set_representation(Representation::Tagged()); |
| 1134 | SetFlag(kUseGVN); |
| 1135 | } |
| 1136 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1137 | DECLARE_CONCRETE_INSTRUCTION(OuterContext); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1138 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1139 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1140 | return Representation::Tagged(); |
| 1141 | } |
| 1142 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1143 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1144 | virtual bool DataEquals(HValue* other) { return true; } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1145 | }; |
| 1146 | |
| 1147 | |
| 1148 | class HGlobalObject: public HUnaryOperation { |
| 1149 | public: |
| 1150 | explicit HGlobalObject(HValue* context) : HUnaryOperation(context) { |
| 1151 | set_representation(Representation::Tagged()); |
| 1152 | SetFlag(kUseGVN); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1153 | } |
| 1154 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1155 | DECLARE_CONCRETE_INSTRUCTION(GlobalObject) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1156 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1157 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1158 | return Representation::Tagged(); |
| 1159 | } |
| 1160 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1161 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1162 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1163 | }; |
| 1164 | |
| 1165 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1166 | class HGlobalReceiver: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1167 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1168 | explicit HGlobalReceiver(HValue* global_object) |
| 1169 | : HUnaryOperation(global_object) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1170 | set_representation(Representation::Tagged()); |
| 1171 | SetFlag(kUseGVN); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1172 | } |
| 1173 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1174 | DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1175 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1176 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1177 | return Representation::Tagged(); |
| 1178 | } |
| 1179 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1180 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1181 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1182 | }; |
| 1183 | |
| 1184 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1185 | template <int V> |
| 1186 | class HCall: public HTemplateInstruction<V> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1187 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1188 | // The argument count includes the receiver. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1189 | explicit HCall<V>(int argument_count) : argument_count_(argument_count) { |
| 1190 | this->set_representation(Representation::Tagged()); |
| 1191 | this->SetAllSideEffects(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1192 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1193 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1194 | virtual HType CalculateInferredType() { return HType::Tagged(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1195 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1196 | virtual int argument_count() const { return argument_count_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1197 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1198 | virtual bool IsCall() { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1199 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1200 | private: |
| 1201 | int argument_count_; |
| 1202 | }; |
| 1203 | |
| 1204 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1205 | class HUnaryCall: public HCall<1> { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1206 | public: |
| 1207 | HUnaryCall(HValue* value, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1208 | : HCall<1>(argument_count) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1209 | SetOperandAt(0, value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1210 | } |
| 1211 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1212 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1213 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1214 | } |
| 1215 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1216 | virtual void PrintDataTo(StringStream* stream); |
| 1217 | |
| 1218 | HValue* value() { return OperandAt(0); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1219 | }; |
| 1220 | |
| 1221 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1222 | class HBinaryCall: public HCall<2> { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1223 | public: |
| 1224 | HBinaryCall(HValue* first, HValue* second, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1225 | : HCall<2>(argument_count) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1226 | SetOperandAt(0, first); |
| 1227 | SetOperandAt(1, second); |
| 1228 | } |
| 1229 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1230 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1231 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1232 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1233 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1234 | } |
| 1235 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1236 | HValue* first() { return OperandAt(0); } |
| 1237 | HValue* second() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1238 | }; |
| 1239 | |
| 1240 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1241 | class HInvokeFunction: public HBinaryCall { |
| 1242 | public: |
| 1243 | HInvokeFunction(HValue* context, HValue* function, int argument_count) |
| 1244 | : HBinaryCall(context, function, argument_count) { |
| 1245 | } |
| 1246 | |
| 1247 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1248 | return Representation::Tagged(); |
| 1249 | } |
| 1250 | |
| 1251 | HValue* context() { return first(); } |
| 1252 | HValue* function() { return second(); } |
| 1253 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1254 | DECLARE_CONCRETE_INSTRUCTION(InvokeFunction) |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1255 | }; |
| 1256 | |
| 1257 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1258 | class HCallConstantFunction: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1259 | public: |
| 1260 | HCallConstantFunction(Handle<JSFunction> function, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1261 | : HCall<0>(argument_count), function_(function) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1262 | |
| 1263 | Handle<JSFunction> function() const { return function_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1264 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1265 | bool IsApplyFunction() const { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1266 | return function_->code() == |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1267 | Isolate::Current()->builtins()->builtin(Builtins::kFunctionApply); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1268 | } |
| 1269 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1270 | virtual void PrintDataTo(StringStream* stream); |
| 1271 | |
| 1272 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1273 | return Representation::None(); |
| 1274 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1275 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1276 | DECLARE_CONCRETE_INSTRUCTION(CallConstantFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1277 | |
| 1278 | private: |
| 1279 | Handle<JSFunction> function_; |
| 1280 | }; |
| 1281 | |
| 1282 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1283 | class HCallKeyed: public HBinaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1284 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1285 | HCallKeyed(HValue* context, HValue* key, int argument_count) |
| 1286 | : HBinaryCall(context, key, argument_count) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1287 | } |
| 1288 | |
| 1289 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1290 | return Representation::Tagged(); |
| 1291 | } |
| 1292 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1293 | HValue* context() { return first(); } |
| 1294 | HValue* key() { return second(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1295 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1296 | DECLARE_CONCRETE_INSTRUCTION(CallKeyed) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1297 | }; |
| 1298 | |
| 1299 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1300 | class HCallNamed: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1301 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1302 | HCallNamed(HValue* context, Handle<String> name, int argument_count) |
| 1303 | : HUnaryCall(context, argument_count), name_(name) { |
| 1304 | } |
| 1305 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1306 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1307 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1308 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1309 | Handle<String> name() const { return name_; } |
| 1310 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1311 | DECLARE_CONCRETE_INSTRUCTION(CallNamed) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1312 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1313 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1314 | return Representation::Tagged(); |
| 1315 | } |
| 1316 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1317 | private: |
| 1318 | Handle<String> name_; |
| 1319 | }; |
| 1320 | |
| 1321 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1322 | class HCallFunction: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1323 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1324 | HCallFunction(HValue* context, int argument_count) |
| 1325 | : HUnaryCall(context, argument_count) { |
| 1326 | } |
| 1327 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1328 | HValue* context() { return value(); } |
| 1329 | |
| 1330 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1331 | return Representation::Tagged(); |
| 1332 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1333 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1334 | DECLARE_CONCRETE_INSTRUCTION(CallFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1335 | }; |
| 1336 | |
| 1337 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1338 | class HCallGlobal: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1339 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1340 | HCallGlobal(HValue* context, Handle<String> name, int argument_count) |
| 1341 | : HUnaryCall(context, argument_count), name_(name) { |
| 1342 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1343 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1344 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1345 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1346 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1347 | Handle<String> name() const { return name_; } |
| 1348 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1349 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1350 | return Representation::Tagged(); |
| 1351 | } |
| 1352 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1353 | DECLARE_CONCRETE_INSTRUCTION(CallGlobal) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1354 | |
| 1355 | private: |
| 1356 | Handle<String> name_; |
| 1357 | }; |
| 1358 | |
| 1359 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1360 | class HCallKnownGlobal: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1361 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1362 | HCallKnownGlobal(Handle<JSFunction> target, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1363 | : HCall<0>(argument_count), target_(target) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1364 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1365 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1366 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1367 | Handle<JSFunction> target() const { return target_; } |
| 1368 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1369 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1370 | return Representation::None(); |
| 1371 | } |
| 1372 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1373 | DECLARE_CONCRETE_INSTRUCTION(CallKnownGlobal) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1374 | |
| 1375 | private: |
| 1376 | Handle<JSFunction> target_; |
| 1377 | }; |
| 1378 | |
| 1379 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1380 | class HCallNew: public HBinaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1381 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1382 | HCallNew(HValue* context, HValue* constructor, int argument_count) |
| 1383 | : HBinaryCall(context, constructor, argument_count) { |
| 1384 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1385 | |
| 1386 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1387 | return Representation::Tagged(); |
| 1388 | } |
| 1389 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1390 | HValue* context() { return first(); } |
| 1391 | HValue* constructor() { return second(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1392 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1393 | DECLARE_CONCRETE_INSTRUCTION(CallNew) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1394 | }; |
| 1395 | |
| 1396 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1397 | class HCallRuntime: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1398 | public: |
| 1399 | HCallRuntime(Handle<String> name, |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1400 | const Runtime::Function* c_function, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1401 | int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1402 | : HCall<0>(argument_count), c_function_(c_function), name_(name) { } |
| 1403 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1404 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1405 | const Runtime::Function* function() const { return c_function_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1406 | Handle<String> name() const { return name_; } |
| 1407 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1408 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1409 | return Representation::None(); |
| 1410 | } |
| 1411 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1412 | DECLARE_CONCRETE_INSTRUCTION(CallRuntime) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1413 | |
| 1414 | private: |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1415 | const Runtime::Function* c_function_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1416 | Handle<String> name_; |
| 1417 | }; |
| 1418 | |
| 1419 | |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1420 | class HJSArrayLength: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1421 | public: |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1422 | explicit HJSArrayLength(HValue* value) : HUnaryOperation(value) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1423 | // The length of an array is stored as a tagged value in the array |
| 1424 | // object. It is guaranteed to be 32 bit integer, but it can be |
| 1425 | // represented as either a smi or heap number. |
| 1426 | set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1427 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1428 | SetFlag(kDependsOnArrayLengths); |
| 1429 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1430 | } |
| 1431 | |
| 1432 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1433 | return Representation::Tagged(); |
| 1434 | } |
| 1435 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1436 | DECLARE_CONCRETE_INSTRUCTION(JSArrayLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1437 | |
| 1438 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1439 | virtual bool DataEquals(HValue* other) { return true; } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1440 | }; |
| 1441 | |
| 1442 | |
| 1443 | class HFixedArrayLength: public HUnaryOperation { |
| 1444 | public: |
| 1445 | explicit HFixedArrayLength(HValue* value) : HUnaryOperation(value) { |
| 1446 | set_representation(Representation::Tagged()); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1447 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1448 | SetFlag(kDependsOnArrayLengths); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1449 | } |
| 1450 | |
| 1451 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1452 | return Representation::Tagged(); |
| 1453 | } |
| 1454 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1455 | DECLARE_CONCRETE_INSTRUCTION(FixedArrayLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1456 | |
| 1457 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1458 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1459 | }; |
| 1460 | |
| 1461 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1462 | class HExternalArrayLength: public HUnaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1463 | public: |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1464 | explicit HExternalArrayLength(HValue* value) : HUnaryOperation(value) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1465 | set_representation(Representation::Integer32()); |
| 1466 | // The result of this instruction is idempotent as long as its inputs don't |
| 1467 | // change. The length of a pixel array cannot change once set, so it's not |
| 1468 | // necessary to introduce a kDependsOnArrayLengths or any other dependency. |
| 1469 | SetFlag(kUseGVN); |
| 1470 | } |
| 1471 | |
| 1472 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1473 | return Representation::Tagged(); |
| 1474 | } |
| 1475 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1476 | DECLARE_CONCRETE_INSTRUCTION(ExternalArrayLength) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1477 | |
| 1478 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1479 | virtual bool DataEquals(HValue* other) { return true; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1480 | }; |
| 1481 | |
| 1482 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1483 | class HBitNot: public HUnaryOperation { |
| 1484 | public: |
| 1485 | explicit HBitNot(HValue* value) : HUnaryOperation(value) { |
| 1486 | set_representation(Representation::Integer32()); |
| 1487 | SetFlag(kUseGVN); |
| 1488 | SetFlag(kTruncatingToInt32); |
| 1489 | } |
| 1490 | |
| 1491 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1492 | return Representation::Integer32(); |
| 1493 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1494 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1495 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1496 | DECLARE_CONCRETE_INSTRUCTION(BitNot) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1497 | |
| 1498 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1499 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1500 | }; |
| 1501 | |
| 1502 | |
| 1503 | class HUnaryMathOperation: public HUnaryOperation { |
| 1504 | public: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1505 | HUnaryMathOperation(HValue* value, BuiltinFunctionId op) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1506 | : HUnaryOperation(value), op_(op) { |
| 1507 | switch (op) { |
| 1508 | case kMathFloor: |
| 1509 | case kMathRound: |
| 1510 | case kMathCeil: |
| 1511 | set_representation(Representation::Integer32()); |
| 1512 | break; |
| 1513 | case kMathAbs: |
| 1514 | set_representation(Representation::Tagged()); |
| 1515 | SetFlag(kFlexibleRepresentation); |
| 1516 | break; |
| 1517 | case kMathSqrt: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1518 | case kMathPowHalf: |
| 1519 | case kMathLog: |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 1520 | case kMathSin: |
| 1521 | case kMathCos: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1522 | set_representation(Representation::Double()); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1523 | break; |
| 1524 | default: |
| 1525 | UNREACHABLE(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1526 | } |
| 1527 | SetFlag(kUseGVN); |
| 1528 | } |
| 1529 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1530 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1531 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1532 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1533 | |
| 1534 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 1535 | |
| 1536 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1537 | switch (op_) { |
| 1538 | case kMathFloor: |
| 1539 | case kMathRound: |
| 1540 | case kMathCeil: |
| 1541 | case kMathSqrt: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1542 | case kMathPowHalf: |
| 1543 | case kMathLog: |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 1544 | case kMathSin: |
| 1545 | case kMathCos: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1546 | return Representation::Double(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1547 | case kMathAbs: |
| 1548 | return representation(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1549 | default: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1550 | UNREACHABLE(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1551 | return Representation::None(); |
| 1552 | } |
| 1553 | } |
| 1554 | |
| 1555 | virtual HValue* Canonicalize() { |
| 1556 | // If the input is integer32 then we replace the floor instruction |
| 1557 | // with its inputs. This happens before the representation changes are |
| 1558 | // introduced. |
| 1559 | if (op() == kMathFloor) { |
| 1560 | if (value()->representation().IsInteger32()) return value(); |
| 1561 | } |
| 1562 | return this; |
| 1563 | } |
| 1564 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1565 | BuiltinFunctionId op() const { return op_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1566 | const char* OpName() const; |
| 1567 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1568 | DECLARE_CONCRETE_INSTRUCTION(UnaryMathOperation) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1569 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1570 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1571 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1572 | HUnaryMathOperation* b = HUnaryMathOperation::cast(other); |
| 1573 | return op_ == b->op(); |
| 1574 | } |
| 1575 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1576 | private: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1577 | BuiltinFunctionId op_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1578 | }; |
| 1579 | |
| 1580 | |
| 1581 | class HLoadElements: public HUnaryOperation { |
| 1582 | public: |
| 1583 | explicit HLoadElements(HValue* value) : HUnaryOperation(value) { |
| 1584 | set_representation(Representation::Tagged()); |
| 1585 | SetFlag(kUseGVN); |
| 1586 | SetFlag(kDependsOnMaps); |
| 1587 | } |
| 1588 | |
| 1589 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1590 | return Representation::Tagged(); |
| 1591 | } |
| 1592 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1593 | DECLARE_CONCRETE_INSTRUCTION(LoadElements) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1594 | |
| 1595 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1596 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1597 | }; |
| 1598 | |
| 1599 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1600 | class HLoadExternalArrayPointer: public HUnaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1601 | public: |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1602 | explicit HLoadExternalArrayPointer(HValue* value) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1603 | : HUnaryOperation(value) { |
| 1604 | set_representation(Representation::External()); |
| 1605 | // The result of this instruction is idempotent as long as its inputs don't |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1606 | // change. The external array of a specialized array elements object cannot |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1607 | // change once set, so it's no necessary to introduce any additional |
| 1608 | // dependencies on top of the inputs. |
| 1609 | SetFlag(kUseGVN); |
| 1610 | } |
| 1611 | |
| 1612 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1613 | return Representation::Tagged(); |
| 1614 | } |
| 1615 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1616 | DECLARE_CONCRETE_INSTRUCTION(LoadExternalArrayPointer) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1617 | |
| 1618 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1619 | virtual bool DataEquals(HValue* other) { return true; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1620 | }; |
| 1621 | |
| 1622 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1623 | class HCheckMap: public HUnaryOperation { |
| 1624 | public: |
| 1625 | HCheckMap(HValue* value, Handle<Map> map) |
| 1626 | : HUnaryOperation(value), map_(map) { |
| 1627 | set_representation(Representation::Tagged()); |
| 1628 | SetFlag(kUseGVN); |
| 1629 | SetFlag(kDependsOnMaps); |
| 1630 | } |
| 1631 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1632 | virtual bool IsCheckInstruction() const { return true; } |
| 1633 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1634 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1635 | return Representation::Tagged(); |
| 1636 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1637 | virtual void PrintDataTo(StringStream* stream); |
| 1638 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1639 | |
| 1640 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1641 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1642 | #endif |
| 1643 | |
| 1644 | Handle<Map> map() const { return map_; } |
| 1645 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1646 | DECLARE_CONCRETE_INSTRUCTION(CheckMap) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1647 | |
| 1648 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1649 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1650 | HCheckMap* b = HCheckMap::cast(other); |
| 1651 | return map_.is_identical_to(b->map()); |
| 1652 | } |
| 1653 | |
| 1654 | private: |
| 1655 | Handle<Map> map_; |
| 1656 | }; |
| 1657 | |
| 1658 | |
| 1659 | class HCheckFunction: public HUnaryOperation { |
| 1660 | public: |
| 1661 | HCheckFunction(HValue* value, Handle<JSFunction> function) |
| 1662 | : HUnaryOperation(value), target_(function) { |
| 1663 | set_representation(Representation::Tagged()); |
| 1664 | SetFlag(kUseGVN); |
| 1665 | } |
| 1666 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1667 | virtual bool IsCheckInstruction() const { return true; } |
| 1668 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1669 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1670 | return Representation::Tagged(); |
| 1671 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1672 | virtual void PrintDataTo(StringStream* stream); |
| 1673 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1674 | |
| 1675 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1676 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1677 | #endif |
| 1678 | |
| 1679 | Handle<JSFunction> target() const { return target_; } |
| 1680 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1681 | DECLARE_CONCRETE_INSTRUCTION(CheckFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1682 | |
| 1683 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1684 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1685 | HCheckFunction* b = HCheckFunction::cast(other); |
| 1686 | return target_.is_identical_to(b->target()); |
| 1687 | } |
| 1688 | |
| 1689 | private: |
| 1690 | Handle<JSFunction> target_; |
| 1691 | }; |
| 1692 | |
| 1693 | |
| 1694 | class HCheckInstanceType: public HUnaryOperation { |
| 1695 | public: |
| 1696 | // Check that the instance type is in the range [first, last] where |
| 1697 | // both first and last are included. |
| 1698 | HCheckInstanceType(HValue* value, InstanceType first, InstanceType last) |
| 1699 | : HUnaryOperation(value), first_(first), last_(last) { |
| 1700 | ASSERT(first <= last); |
| 1701 | set_representation(Representation::Tagged()); |
| 1702 | SetFlag(kUseGVN); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 1703 | if ((FIRST_STRING_TYPE < first && last <= LAST_STRING_TYPE) || |
| 1704 | (FIRST_STRING_TYPE <= first && last < LAST_STRING_TYPE)) { |
| 1705 | // A particular string instance type can change because of GC or |
| 1706 | // externalization, but the value still remains a string. |
| 1707 | SetFlag(kDependsOnMaps); |
| 1708 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1709 | } |
| 1710 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1711 | virtual bool IsCheckInstruction() const { return true; } |
| 1712 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1713 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1714 | return Representation::Tagged(); |
| 1715 | } |
| 1716 | |
| 1717 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1718 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1719 | #endif |
| 1720 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1721 | virtual HValue* Canonicalize() { |
| 1722 | if (!value()->type().IsUninitialized() && |
| 1723 | value()->type().IsString() && |
| 1724 | first() == FIRST_STRING_TYPE && |
| 1725 | last() == LAST_STRING_TYPE) { |
| 1726 | return NULL; |
| 1727 | } |
| 1728 | return this; |
| 1729 | } |
| 1730 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1731 | static HCheckInstanceType* NewIsJSObjectOrJSFunction(HValue* value); |
| 1732 | |
| 1733 | InstanceType first() const { return first_; } |
| 1734 | InstanceType last() const { return last_; } |
| 1735 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1736 | DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1737 | |
| 1738 | protected: |
| 1739 | // TODO(ager): It could be nice to allow the ommision of instance |
| 1740 | // type checks if we have already performed an instance type check |
| 1741 | // with a larger range. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1742 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1743 | HCheckInstanceType* b = HCheckInstanceType::cast(other); |
| 1744 | return (first_ == b->first()) && (last_ == b->last()); |
| 1745 | } |
| 1746 | |
| 1747 | private: |
| 1748 | InstanceType first_; |
| 1749 | InstanceType last_; |
| 1750 | }; |
| 1751 | |
| 1752 | |
| 1753 | class HCheckNonSmi: public HUnaryOperation { |
| 1754 | public: |
| 1755 | explicit HCheckNonSmi(HValue* value) : HUnaryOperation(value) { |
| 1756 | set_representation(Representation::Tagged()); |
| 1757 | SetFlag(kUseGVN); |
| 1758 | } |
| 1759 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1760 | virtual bool IsCheckInstruction() const { return true; } |
| 1761 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1762 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1763 | return Representation::Tagged(); |
| 1764 | } |
| 1765 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1766 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1767 | |
| 1768 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1769 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1770 | #endif |
| 1771 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1772 | virtual HValue* Canonicalize() { |
| 1773 | HType value_type = value()->type(); |
| 1774 | if (!value_type.IsUninitialized() && |
| 1775 | (value_type.IsHeapNumber() || |
| 1776 | value_type.IsString() || |
| 1777 | value_type.IsBoolean() || |
| 1778 | value_type.IsNonPrimitive())) { |
| 1779 | return NULL; |
| 1780 | } |
| 1781 | return this; |
| 1782 | } |
| 1783 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1784 | DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1785 | |
| 1786 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1787 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1788 | }; |
| 1789 | |
| 1790 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1791 | class HCheckPrototypeMaps: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1792 | public: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1793 | HCheckPrototypeMaps(Handle<JSObject> prototype, Handle<JSObject> holder) |
| 1794 | : prototype_(prototype), holder_(holder) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1795 | SetFlag(kUseGVN); |
| 1796 | SetFlag(kDependsOnMaps); |
| 1797 | } |
| 1798 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1799 | virtual bool IsCheckInstruction() const { return true; } |
| 1800 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1801 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1802 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1803 | #endif |
| 1804 | |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1805 | Handle<JSObject> prototype() const { return prototype_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1806 | Handle<JSObject> holder() const { return holder_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1807 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1808 | DECLARE_CONCRETE_INSTRUCTION(CheckPrototypeMaps) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1809 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1810 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1811 | return Representation::None(); |
| 1812 | } |
| 1813 | |
| 1814 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1815 | ASSERT(!HEAP->IsAllocationAllowed()); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1816 | intptr_t hash = reinterpret_cast<intptr_t>(*prototype()); |
| 1817 | hash = 17 * hash + reinterpret_cast<intptr_t>(*holder()); |
| 1818 | return hash; |
| 1819 | } |
| 1820 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1821 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1822 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1823 | HCheckPrototypeMaps* b = HCheckPrototypeMaps::cast(other); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1824 | return prototype_.is_identical_to(b->prototype()) && |
| 1825 | holder_.is_identical_to(b->holder()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1826 | } |
| 1827 | |
| 1828 | private: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1829 | Handle<JSObject> prototype_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1830 | Handle<JSObject> holder_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1831 | }; |
| 1832 | |
| 1833 | |
| 1834 | class HCheckSmi: public HUnaryOperation { |
| 1835 | public: |
| 1836 | explicit HCheckSmi(HValue* value) : HUnaryOperation(value) { |
| 1837 | set_representation(Representation::Tagged()); |
| 1838 | SetFlag(kUseGVN); |
| 1839 | } |
| 1840 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1841 | virtual bool IsCheckInstruction() const { return true; } |
| 1842 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1843 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1844 | return Representation::Tagged(); |
| 1845 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1846 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1847 | |
| 1848 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1849 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1850 | #endif |
| 1851 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1852 | DECLARE_CONCRETE_INSTRUCTION(CheckSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1853 | |
| 1854 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1855 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1856 | }; |
| 1857 | |
| 1858 | |
| 1859 | class HPhi: public HValue { |
| 1860 | public: |
| 1861 | explicit HPhi(int merged_index) |
| 1862 | : inputs_(2), |
| 1863 | merged_index_(merged_index), |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1864 | phi_id_(-1), |
| 1865 | is_live_(false) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1866 | for (int i = 0; i < Representation::kNumRepresentations; i++) { |
| 1867 | non_phi_uses_[i] = 0; |
| 1868 | indirect_uses_[i] = 0; |
| 1869 | } |
| 1870 | ASSERT(merged_index >= 0); |
| 1871 | set_representation(Representation::Tagged()); |
| 1872 | SetFlag(kFlexibleRepresentation); |
| 1873 | } |
| 1874 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1875 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1876 | bool double_occurred = false; |
| 1877 | bool int32_occurred = false; |
| 1878 | for (int i = 0; i < OperandCount(); ++i) { |
| 1879 | HValue* value = OperandAt(i); |
| 1880 | if (value->representation().IsDouble()) double_occurred = true; |
| 1881 | if (value->representation().IsInteger32()) int32_occurred = true; |
| 1882 | if (value->representation().IsTagged()) return Representation::Tagged(); |
| 1883 | } |
| 1884 | |
| 1885 | if (double_occurred) return Representation::Double(); |
| 1886 | if (int32_occurred) return Representation::Integer32(); |
| 1887 | return Representation::None(); |
| 1888 | } |
| 1889 | |
| 1890 | virtual Range* InferRange(); |
| 1891 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1892 | return representation(); |
| 1893 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1894 | virtual HType CalculateInferredType(); |
| 1895 | virtual int OperandCount() { return inputs_.length(); } |
| 1896 | virtual HValue* OperandAt(int index) { return inputs_[index]; } |
| 1897 | HValue* GetRedundantReplacement(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1898 | void AddInput(HValue* value); |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1899 | bool HasRealUses(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1900 | |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 1901 | bool IsReceiver() { return merged_index_ == 0; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1902 | |
| 1903 | int merged_index() const { return merged_index_; } |
| 1904 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1905 | virtual void PrintTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1906 | |
| 1907 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1908 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1909 | #endif |
| 1910 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1911 | void InitRealUses(int id); |
| 1912 | void AddNonPhiUsesFrom(HPhi* other); |
| 1913 | void AddIndirectUsesTo(int* use_count); |
| 1914 | |
| 1915 | int tagged_non_phi_uses() const { |
| 1916 | return non_phi_uses_[Representation::kTagged]; |
| 1917 | } |
| 1918 | int int32_non_phi_uses() const { |
| 1919 | return non_phi_uses_[Representation::kInteger32]; |
| 1920 | } |
| 1921 | int double_non_phi_uses() const { |
| 1922 | return non_phi_uses_[Representation::kDouble]; |
| 1923 | } |
| 1924 | int tagged_indirect_uses() const { |
| 1925 | return indirect_uses_[Representation::kTagged]; |
| 1926 | } |
| 1927 | int int32_indirect_uses() const { |
| 1928 | return indirect_uses_[Representation::kInteger32]; |
| 1929 | } |
| 1930 | int double_indirect_uses() const { |
| 1931 | return indirect_uses_[Representation::kDouble]; |
| 1932 | } |
| 1933 | int phi_id() { return phi_id_; } |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1934 | bool is_live() { return is_live_; } |
| 1935 | void set_is_live(bool b) { is_live_ = b; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1936 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1937 | static HPhi* cast(HValue* value) { |
| 1938 | ASSERT(value->IsPhi()); |
| 1939 | return reinterpret_cast<HPhi*>(value); |
| 1940 | } |
| 1941 | virtual Opcode opcode() const { return HValue::kPhi; } |
| 1942 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1943 | protected: |
| 1944 | virtual void DeleteFromGraph(); |
| 1945 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 1946 | inputs_[index] = value; |
| 1947 | } |
| 1948 | |
| 1949 | private: |
| 1950 | ZoneList<HValue*> inputs_; |
| 1951 | int merged_index_; |
| 1952 | |
| 1953 | int non_phi_uses_[Representation::kNumRepresentations]; |
| 1954 | int indirect_uses_[Representation::kNumRepresentations]; |
| 1955 | int phi_id_; |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1956 | bool is_live_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1957 | }; |
| 1958 | |
| 1959 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1960 | class HArgumentsObject: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1961 | public: |
| 1962 | HArgumentsObject() { |
| 1963 | set_representation(Representation::Tagged()); |
| 1964 | SetFlag(kIsArguments); |
| 1965 | } |
| 1966 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1967 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1968 | return Representation::None(); |
| 1969 | } |
| 1970 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 1971 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsObject) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1972 | }; |
| 1973 | |
| 1974 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1975 | class HConstant: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1976 | public: |
| 1977 | HConstant(Handle<Object> handle, Representation r); |
| 1978 | |
| 1979 | Handle<Object> handle() const { return handle_; } |
| 1980 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1981 | bool InOldSpace() const { return !HEAP->InNewSpace(*handle_); } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1982 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1983 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1984 | return Representation::None(); |
| 1985 | } |
| 1986 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1987 | virtual bool EmitAtUses() { return !representation().IsDouble(); } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1988 | virtual void PrintDataTo(StringStream* stream); |
| 1989 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1990 | bool IsInteger() const { return handle_->IsSmi(); } |
| 1991 | HConstant* CopyToRepresentation(Representation r) const; |
| 1992 | HConstant* CopyToTruncatedInt32() const; |
| 1993 | bool HasInteger32Value() const { return has_int32_value_; } |
| 1994 | int32_t Integer32Value() const { |
| 1995 | ASSERT(HasInteger32Value()); |
| 1996 | return int32_value_; |
| 1997 | } |
| 1998 | bool HasDoubleValue() const { return has_double_value_; } |
| 1999 | double DoubleValue() const { |
| 2000 | ASSERT(HasDoubleValue()); |
| 2001 | return double_value_; |
| 2002 | } |
| 2003 | bool HasStringValue() const { return handle_->IsString(); } |
| 2004 | |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 2005 | bool ToBoolean() const; |
| 2006 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2007 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2008 | ASSERT(!HEAP->allow_allocation(false)); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2009 | return reinterpret_cast<intptr_t>(*handle()); |
| 2010 | } |
| 2011 | |
| 2012 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2013 | virtual void Verify() { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2014 | #endif |
| 2015 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2016 | DECLARE_CONCRETE_INSTRUCTION(Constant) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2017 | |
| 2018 | protected: |
| 2019 | virtual Range* InferRange(); |
| 2020 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2021 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2022 | HConstant* other_constant = HConstant::cast(other); |
| 2023 | return handle().is_identical_to(other_constant->handle()); |
| 2024 | } |
| 2025 | |
| 2026 | private: |
| 2027 | Handle<Object> handle_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2028 | |
| 2029 | // The following two values represent the int32 and the double value of the |
| 2030 | // given constant if there is a lossless conversion between the constant |
| 2031 | // and the specific representation. |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 2032 | bool has_int32_value_ : 1; |
| 2033 | bool has_double_value_ : 1; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2034 | int32_t int32_value_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2035 | double double_value_; |
| 2036 | }; |
| 2037 | |
| 2038 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2039 | class HBinaryOperation: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2040 | public: |
| 2041 | HBinaryOperation(HValue* left, HValue* right) { |
| 2042 | ASSERT(left != NULL && right != NULL); |
| 2043 | SetOperandAt(0, left); |
| 2044 | SetOperandAt(1, right); |
| 2045 | } |
| 2046 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2047 | HValue* left() { return OperandAt(0); } |
| 2048 | HValue* right() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2049 | |
| 2050 | // TODO(kasperl): Move these helpers to the IA-32 Lithium |
| 2051 | // instruction sequence builder. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2052 | HValue* LeastConstantOperand() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2053 | if (IsCommutative() && left()->IsConstant()) return right(); |
| 2054 | return left(); |
| 2055 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2056 | HValue* MostConstantOperand() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2057 | if (IsCommutative() && left()->IsConstant()) return left(); |
| 2058 | return right(); |
| 2059 | } |
| 2060 | |
| 2061 | virtual bool IsCommutative() const { return false; } |
| 2062 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2063 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2064 | }; |
| 2065 | |
| 2066 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2067 | class HApplyArguments: public HTemplateInstruction<4> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2068 | public: |
| 2069 | HApplyArguments(HValue* function, |
| 2070 | HValue* receiver, |
| 2071 | HValue* length, |
| 2072 | HValue* elements) { |
| 2073 | set_representation(Representation::Tagged()); |
| 2074 | SetOperandAt(0, function); |
| 2075 | SetOperandAt(1, receiver); |
| 2076 | SetOperandAt(2, length); |
| 2077 | SetOperandAt(3, elements); |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 2078 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2079 | } |
| 2080 | |
| 2081 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2082 | // The length is untagged, all other inputs are tagged. |
| 2083 | return (index == 2) |
| 2084 | ? Representation::Integer32() |
| 2085 | : Representation::Tagged(); |
| 2086 | } |
| 2087 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2088 | HValue* function() { return OperandAt(0); } |
| 2089 | HValue* receiver() { return OperandAt(1); } |
| 2090 | HValue* length() { return OperandAt(2); } |
| 2091 | HValue* elements() { return OperandAt(3); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2092 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2093 | DECLARE_CONCRETE_INSTRUCTION(ApplyArguments) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2094 | }; |
| 2095 | |
| 2096 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2097 | class HArgumentsElements: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2098 | public: |
| 2099 | HArgumentsElements() { |
| 2100 | // The value produced by this instruction is a pointer into the stack |
| 2101 | // that looks as if it was a smi because of alignment. |
| 2102 | set_representation(Representation::Tagged()); |
| 2103 | SetFlag(kUseGVN); |
| 2104 | } |
| 2105 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2106 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2107 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2108 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2109 | return Representation::None(); |
| 2110 | } |
| 2111 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2112 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2113 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2114 | }; |
| 2115 | |
| 2116 | |
| 2117 | class HArgumentsLength: public HUnaryOperation { |
| 2118 | public: |
| 2119 | explicit HArgumentsLength(HValue* value) : HUnaryOperation(value) { |
| 2120 | set_representation(Representation::Integer32()); |
| 2121 | SetFlag(kUseGVN); |
| 2122 | } |
| 2123 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2124 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2125 | return Representation::Tagged(); |
| 2126 | } |
| 2127 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2128 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2129 | |
| 2130 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2131 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2132 | }; |
| 2133 | |
| 2134 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2135 | class HAccessArgumentsAt: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2136 | public: |
| 2137 | HAccessArgumentsAt(HValue* arguments, HValue* length, HValue* index) { |
| 2138 | set_representation(Representation::Tagged()); |
| 2139 | SetFlag(kUseGVN); |
| 2140 | SetOperandAt(0, arguments); |
| 2141 | SetOperandAt(1, length); |
| 2142 | SetOperandAt(2, index); |
| 2143 | } |
| 2144 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2145 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2146 | |
| 2147 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2148 | // The arguments elements is considered tagged. |
| 2149 | return index == 0 |
| 2150 | ? Representation::Tagged() |
| 2151 | : Representation::Integer32(); |
| 2152 | } |
| 2153 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2154 | HValue* arguments() { return OperandAt(0); } |
| 2155 | HValue* length() { return OperandAt(1); } |
| 2156 | HValue* index() { return OperandAt(2); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2157 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2158 | DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2159 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2160 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2161 | }; |
| 2162 | |
| 2163 | |
| 2164 | class HBoundsCheck: public HBinaryOperation { |
| 2165 | public: |
| 2166 | HBoundsCheck(HValue* index, HValue* length) |
| 2167 | : HBinaryOperation(index, length) { |
| 2168 | SetFlag(kUseGVN); |
| 2169 | } |
| 2170 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 2171 | virtual bool IsCheckInstruction() const { return true; } |
| 2172 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2173 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2174 | return Representation::Integer32(); |
| 2175 | } |
| 2176 | |
| 2177 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2178 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2179 | #endif |
| 2180 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2181 | HValue* index() { return left(); } |
| 2182 | HValue* length() { return right(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2183 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2184 | DECLARE_CONCRETE_INSTRUCTION(BoundsCheck) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2185 | |
| 2186 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2187 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2188 | }; |
| 2189 | |
| 2190 | |
| 2191 | class HBitwiseBinaryOperation: public HBinaryOperation { |
| 2192 | public: |
| 2193 | HBitwiseBinaryOperation(HValue* left, HValue* right) |
| 2194 | : HBinaryOperation(left, right) { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2195 | set_representation(Representation::Tagged()); |
| 2196 | SetFlag(kFlexibleRepresentation); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2197 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2198 | } |
| 2199 | |
| 2200 | virtual Representation RequiredInputRepresentation(int index) const { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2201 | return representation(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2202 | } |
| 2203 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2204 | virtual void RepresentationChanged(Representation to) { |
| 2205 | if (!to.IsTagged()) { |
| 2206 | ASSERT(to.IsInteger32()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2207 | ClearAllSideEffects(); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2208 | SetFlag(kTruncatingToInt32); |
| 2209 | SetFlag(kUseGVN); |
| 2210 | } |
| 2211 | } |
| 2212 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2213 | virtual HType CalculateInferredType(); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2214 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2215 | DECLARE_ABSTRACT_INSTRUCTION(BitwiseBinaryOperation) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2216 | }; |
| 2217 | |
| 2218 | |
| 2219 | class HArithmeticBinaryOperation: public HBinaryOperation { |
| 2220 | public: |
| 2221 | HArithmeticBinaryOperation(HValue* left, HValue* right) |
| 2222 | : HBinaryOperation(left, right) { |
| 2223 | set_representation(Representation::Tagged()); |
| 2224 | SetFlag(kFlexibleRepresentation); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2225 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2226 | } |
| 2227 | |
| 2228 | virtual void RepresentationChanged(Representation to) { |
| 2229 | if (!to.IsTagged()) { |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2230 | ClearAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2231 | SetFlag(kUseGVN); |
| 2232 | } |
| 2233 | } |
| 2234 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2235 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2236 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2237 | return representation(); |
| 2238 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2239 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2240 | if (left()->representation().Equals(right()->representation())) { |
| 2241 | return left()->representation(); |
| 2242 | } |
| 2243 | return HValue::InferredRepresentation(); |
| 2244 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2245 | }; |
| 2246 | |
| 2247 | |
| 2248 | class HCompare: public HBinaryOperation { |
| 2249 | public: |
| 2250 | HCompare(HValue* left, HValue* right, Token::Value token) |
| 2251 | : HBinaryOperation(left, right), token_(token) { |
| 2252 | ASSERT(Token::IsCompareOp(token)); |
| 2253 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2254 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2255 | } |
| 2256 | |
| 2257 | void SetInputRepresentation(Representation r); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2258 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2259 | virtual bool EmitAtUses() { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2260 | return !HasSideEffects() && (uses()->length() <= 1); |
| 2261 | } |
| 2262 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2263 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2264 | return input_representation_; |
| 2265 | } |
| 2266 | Representation GetInputRepresentation() const { |
| 2267 | return input_representation_; |
| 2268 | } |
| 2269 | Token::Value token() const { return token_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2270 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2271 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2272 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2273 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2274 | virtual intptr_t Hashcode() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2275 | return HValue::Hashcode() * 7 + token_; |
| 2276 | } |
| 2277 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2278 | DECLARE_CONCRETE_INSTRUCTION(Compare) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2279 | |
| 2280 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2281 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2282 | HCompare* comp = HCompare::cast(other); |
| 2283 | return token_ == comp->token(); |
| 2284 | } |
| 2285 | |
| 2286 | private: |
| 2287 | Representation input_representation_; |
| 2288 | Token::Value token_; |
| 2289 | }; |
| 2290 | |
| 2291 | |
| 2292 | class HCompareJSObjectEq: public HBinaryOperation { |
| 2293 | public: |
| 2294 | HCompareJSObjectEq(HValue* left, HValue* right) |
| 2295 | : HBinaryOperation(left, right) { |
| 2296 | set_representation(Representation::Tagged()); |
| 2297 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 2298 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2299 | } |
| 2300 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2301 | virtual bool EmitAtUses() { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2302 | return !HasSideEffects() && (uses()->length() <= 1); |
| 2303 | } |
| 2304 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2305 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2306 | return Representation::Tagged(); |
| 2307 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2308 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2309 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2310 | DECLARE_CONCRETE_INSTRUCTION(CompareJSObjectEq) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2311 | |
| 2312 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2313 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2314 | }; |
| 2315 | |
| 2316 | |
| 2317 | class HUnaryPredicate: public HUnaryOperation { |
| 2318 | public: |
| 2319 | explicit HUnaryPredicate(HValue* value) : HUnaryOperation(value) { |
| 2320 | set_representation(Representation::Tagged()); |
| 2321 | SetFlag(kUseGVN); |
| 2322 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2323 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2324 | virtual bool EmitAtUses() { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2325 | return !HasSideEffects() && (uses()->length() <= 1); |
| 2326 | } |
| 2327 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2328 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2329 | return Representation::Tagged(); |
| 2330 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2331 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2332 | }; |
| 2333 | |
| 2334 | |
| 2335 | class HIsNull: public HUnaryPredicate { |
| 2336 | public: |
| 2337 | HIsNull(HValue* value, bool is_strict) |
| 2338 | : HUnaryPredicate(value), is_strict_(is_strict) { } |
| 2339 | |
| 2340 | bool is_strict() const { return is_strict_; } |
| 2341 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2342 | DECLARE_CONCRETE_INSTRUCTION(IsNull) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2343 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2344 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2345 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2346 | HIsNull* b = HIsNull::cast(other); |
| 2347 | return is_strict_ == b->is_strict(); |
| 2348 | } |
| 2349 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2350 | private: |
| 2351 | bool is_strict_; |
| 2352 | }; |
| 2353 | |
| 2354 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2355 | class HIsObject: public HUnaryPredicate { |
| 2356 | public: |
| 2357 | explicit HIsObject(HValue* value) : HUnaryPredicate(value) { } |
| 2358 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2359 | DECLARE_CONCRETE_INSTRUCTION(IsObject) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2360 | |
| 2361 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2362 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2363 | }; |
| 2364 | |
| 2365 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2366 | class HIsSmi: public HUnaryPredicate { |
| 2367 | public: |
| 2368 | explicit HIsSmi(HValue* value) : HUnaryPredicate(value) { } |
| 2369 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2370 | DECLARE_CONCRETE_INSTRUCTION(IsSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2371 | |
| 2372 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2373 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2374 | }; |
| 2375 | |
| 2376 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2377 | class HIsConstructCall: public HTemplateInstruction<0> { |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2378 | public: |
| 2379 | HIsConstructCall() { |
| 2380 | set_representation(Representation::Tagged()); |
| 2381 | SetFlag(kUseGVN); |
| 2382 | } |
| 2383 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2384 | virtual bool EmitAtUses() { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2385 | return !HasSideEffects() && (uses()->length() <= 1); |
| 2386 | } |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2387 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2388 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2389 | return Representation::None(); |
| 2390 | } |
| 2391 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2392 | DECLARE_CONCRETE_INSTRUCTION(IsConstructCall) |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2393 | |
| 2394 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2395 | virtual bool DataEquals(HValue* other) { return true; } |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2396 | }; |
| 2397 | |
| 2398 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2399 | class HHasInstanceType: public HUnaryPredicate { |
| 2400 | public: |
| 2401 | HHasInstanceType(HValue* value, InstanceType type) |
| 2402 | : HUnaryPredicate(value), from_(type), to_(type) { } |
| 2403 | HHasInstanceType(HValue* value, InstanceType from, InstanceType to) |
| 2404 | : HUnaryPredicate(value), from_(from), to_(to) { |
| 2405 | ASSERT(to == LAST_TYPE); // Others not implemented yet in backend. |
| 2406 | } |
| 2407 | |
| 2408 | InstanceType from() { return from_; } |
| 2409 | InstanceType to() { return to_; } |
| 2410 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2411 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2412 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2413 | DECLARE_CONCRETE_INSTRUCTION(HasInstanceType) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2414 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2415 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2416 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2417 | HHasInstanceType* b = HHasInstanceType::cast(other); |
| 2418 | return (from_ == b->from()) && (to_ == b->to()); |
| 2419 | } |
| 2420 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2421 | private: |
| 2422 | InstanceType from_; |
| 2423 | InstanceType to_; // Inclusive range, not all combinations work. |
| 2424 | }; |
| 2425 | |
| 2426 | |
| 2427 | class HHasCachedArrayIndex: public HUnaryPredicate { |
| 2428 | public: |
| 2429 | explicit HHasCachedArrayIndex(HValue* value) : HUnaryPredicate(value) { } |
| 2430 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2431 | DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndex) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2432 | |
| 2433 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2434 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2435 | }; |
| 2436 | |
| 2437 | |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2438 | class HGetCachedArrayIndex: public HUnaryPredicate { |
| 2439 | public: |
| 2440 | explicit HGetCachedArrayIndex(HValue* value) : HUnaryPredicate(value) { } |
| 2441 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2442 | DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex) |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2443 | |
| 2444 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2445 | virtual bool DataEquals(HValue* other) { return true; } |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2446 | }; |
| 2447 | |
| 2448 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2449 | class HClassOfTest: public HUnaryPredicate { |
| 2450 | public: |
| 2451 | HClassOfTest(HValue* value, Handle<String> class_name) |
| 2452 | : HUnaryPredicate(value), class_name_(class_name) { } |
| 2453 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2454 | DECLARE_CONCRETE_INSTRUCTION(ClassOfTest) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2455 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2456 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2457 | |
| 2458 | Handle<String> class_name() const { return class_name_; } |
| 2459 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2460 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2461 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2462 | HClassOfTest* b = HClassOfTest::cast(other); |
| 2463 | return class_name_.is_identical_to(b->class_name_); |
| 2464 | } |
| 2465 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2466 | private: |
| 2467 | Handle<String> class_name_; |
| 2468 | }; |
| 2469 | |
| 2470 | |
| 2471 | class HTypeofIs: public HUnaryPredicate { |
| 2472 | public: |
| 2473 | HTypeofIs(HValue* value, Handle<String> type_literal) |
| 2474 | : HUnaryPredicate(value), type_literal_(type_literal) { } |
| 2475 | |
| 2476 | Handle<String> type_literal() { return type_literal_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2477 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2478 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2479 | DECLARE_CONCRETE_INSTRUCTION(TypeofIs) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2480 | |
| 2481 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2482 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2483 | HTypeofIs* b = HTypeofIs::cast(other); |
| 2484 | return type_literal_.is_identical_to(b->type_literal_); |
| 2485 | } |
| 2486 | |
| 2487 | private: |
| 2488 | Handle<String> type_literal_; |
| 2489 | }; |
| 2490 | |
| 2491 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2492 | class HInstanceOf: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2493 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2494 | HInstanceOf(HValue* context, HValue* left, HValue* right) { |
| 2495 | SetOperandAt(0, context); |
| 2496 | SetOperandAt(1, left); |
| 2497 | SetOperandAt(2, right); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2498 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2499 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2500 | } |
| 2501 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2502 | HValue* context() { return OperandAt(0); } |
| 2503 | HValue* left() { return OperandAt(1); } |
| 2504 | HValue* right() { return OperandAt(2); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2505 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2506 | virtual bool EmitAtUses() { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2507 | return !HasSideEffects() && (uses()->length() <= 1); |
| 2508 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2509 | |
| 2510 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2511 | return Representation::Tagged(); |
| 2512 | } |
| 2513 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2514 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2515 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2516 | DECLARE_CONCRETE_INSTRUCTION(InstanceOf) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2517 | }; |
| 2518 | |
| 2519 | |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2520 | class HInstanceOfKnownGlobal: public HUnaryOperation { |
| 2521 | public: |
| 2522 | HInstanceOfKnownGlobal(HValue* left, Handle<JSFunction> right) |
| 2523 | : HUnaryOperation(left), function_(right) { |
| 2524 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2525 | SetAllSideEffects(); |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2526 | } |
| 2527 | |
| 2528 | Handle<JSFunction> function() { return function_; } |
| 2529 | |
| 2530 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2531 | return Representation::Tagged(); |
| 2532 | } |
| 2533 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2534 | DECLARE_CONCRETE_INSTRUCTION(InstanceOfKnownGlobal) |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2535 | |
| 2536 | private: |
| 2537 | Handle<JSFunction> function_; |
| 2538 | }; |
| 2539 | |
| 2540 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2541 | class HPower: public HBinaryOperation { |
| 2542 | public: |
| 2543 | HPower(HValue* left, HValue* right) |
| 2544 | : HBinaryOperation(left, right) { |
| 2545 | set_representation(Representation::Double()); |
| 2546 | SetFlag(kUseGVN); |
| 2547 | } |
| 2548 | |
| 2549 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2550 | return (index == 1) ? Representation::None() : Representation::Double(); |
| 2551 | } |
| 2552 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2553 | DECLARE_CONCRETE_INSTRUCTION(Power) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2554 | |
| 2555 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2556 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2557 | }; |
| 2558 | |
| 2559 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2560 | class HAdd: public HArithmeticBinaryOperation { |
| 2561 | public: |
| 2562 | HAdd(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2563 | SetFlag(kCanOverflow); |
| 2564 | } |
| 2565 | |
| 2566 | // Add is only commutative if two integer values are added and not if two |
| 2567 | // tagged values are added (because it might be a String concatenation). |
| 2568 | virtual bool IsCommutative() const { |
| 2569 | return !representation().IsTagged(); |
| 2570 | } |
| 2571 | |
| 2572 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2573 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2574 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2575 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2576 | DECLARE_CONCRETE_INSTRUCTION(Add) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2577 | |
| 2578 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2579 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2580 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2581 | virtual Range* InferRange(); |
| 2582 | }; |
| 2583 | |
| 2584 | |
| 2585 | class HSub: public HArithmeticBinaryOperation { |
| 2586 | public: |
| 2587 | HSub(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2588 | SetFlag(kCanOverflow); |
| 2589 | } |
| 2590 | |
| 2591 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2592 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2593 | DECLARE_CONCRETE_INSTRUCTION(Sub) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2594 | |
| 2595 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2596 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2597 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2598 | virtual Range* InferRange(); |
| 2599 | }; |
| 2600 | |
| 2601 | |
| 2602 | class HMul: public HArithmeticBinaryOperation { |
| 2603 | public: |
| 2604 | HMul(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2605 | SetFlag(kCanOverflow); |
| 2606 | } |
| 2607 | |
| 2608 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2609 | |
| 2610 | // Only commutative if it is certain that not two objects are multiplicated. |
| 2611 | virtual bool IsCommutative() const { |
| 2612 | return !representation().IsTagged(); |
| 2613 | } |
| 2614 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2615 | DECLARE_CONCRETE_INSTRUCTION(Mul) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2616 | |
| 2617 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2618 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2619 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2620 | virtual Range* InferRange(); |
| 2621 | }; |
| 2622 | |
| 2623 | |
| 2624 | class HMod: public HArithmeticBinaryOperation { |
| 2625 | public: |
| 2626 | HMod(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2627 | SetFlag(kCanBeDivByZero); |
| 2628 | } |
| 2629 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 2630 | bool HasPowerOf2Divisor() { |
| 2631 | if (right()->IsConstant() && |
| 2632 | HConstant::cast(right())->HasInteger32Value()) { |
| 2633 | int32_t value = HConstant::cast(right())->Integer32Value(); |
| 2634 | return value != 0 && (IsPowerOf2(value) || IsPowerOf2(-value)); |
| 2635 | } |
| 2636 | |
| 2637 | return false; |
| 2638 | } |
| 2639 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2640 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2641 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2642 | DECLARE_CONCRETE_INSTRUCTION(Mod) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2643 | |
| 2644 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2645 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2646 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2647 | virtual Range* InferRange(); |
| 2648 | }; |
| 2649 | |
| 2650 | |
| 2651 | class HDiv: public HArithmeticBinaryOperation { |
| 2652 | public: |
| 2653 | HDiv(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2654 | SetFlag(kCanBeDivByZero); |
| 2655 | SetFlag(kCanOverflow); |
| 2656 | } |
| 2657 | |
| 2658 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2659 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2660 | DECLARE_CONCRETE_INSTRUCTION(Div) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2661 | |
| 2662 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2663 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2664 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2665 | virtual Range* InferRange(); |
| 2666 | }; |
| 2667 | |
| 2668 | |
| 2669 | class HBitAnd: public HBitwiseBinaryOperation { |
| 2670 | public: |
| 2671 | HBitAnd(HValue* left, HValue* right) |
| 2672 | : HBitwiseBinaryOperation(left, right) { } |
| 2673 | |
| 2674 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2675 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2676 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2677 | DECLARE_CONCRETE_INSTRUCTION(BitAnd) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2678 | |
| 2679 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2680 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2681 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2682 | virtual Range* InferRange(); |
| 2683 | }; |
| 2684 | |
| 2685 | |
| 2686 | class HBitXor: public HBitwiseBinaryOperation { |
| 2687 | public: |
| 2688 | HBitXor(HValue* left, HValue* right) |
| 2689 | : HBitwiseBinaryOperation(left, right) { } |
| 2690 | |
| 2691 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2692 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2693 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2694 | DECLARE_CONCRETE_INSTRUCTION(BitXor) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2695 | |
| 2696 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2697 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2698 | }; |
| 2699 | |
| 2700 | |
| 2701 | class HBitOr: public HBitwiseBinaryOperation { |
| 2702 | public: |
| 2703 | HBitOr(HValue* left, HValue* right) |
| 2704 | : HBitwiseBinaryOperation(left, right) { } |
| 2705 | |
| 2706 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2707 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2708 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2709 | DECLARE_CONCRETE_INSTRUCTION(BitOr) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2710 | |
| 2711 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2712 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2713 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2714 | virtual Range* InferRange(); |
| 2715 | }; |
| 2716 | |
| 2717 | |
| 2718 | class HShl: public HBitwiseBinaryOperation { |
| 2719 | public: |
| 2720 | HShl(HValue* left, HValue* right) |
| 2721 | : HBitwiseBinaryOperation(left, right) { } |
| 2722 | |
| 2723 | virtual Range* InferRange(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2724 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2725 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2726 | DECLARE_CONCRETE_INSTRUCTION(Shl) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2727 | |
| 2728 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2729 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2730 | }; |
| 2731 | |
| 2732 | |
| 2733 | class HShr: public HBitwiseBinaryOperation { |
| 2734 | public: |
| 2735 | HShr(HValue* left, HValue* right) |
| 2736 | : HBitwiseBinaryOperation(left, right) { } |
| 2737 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2738 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2739 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2740 | DECLARE_CONCRETE_INSTRUCTION(Shr) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2741 | |
| 2742 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2743 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2744 | }; |
| 2745 | |
| 2746 | |
| 2747 | class HSar: public HBitwiseBinaryOperation { |
| 2748 | public: |
| 2749 | HSar(HValue* left, HValue* right) |
| 2750 | : HBitwiseBinaryOperation(left, right) { } |
| 2751 | |
| 2752 | virtual Range* InferRange(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2753 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2754 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2755 | DECLARE_CONCRETE_INSTRUCTION(Sar) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2756 | |
| 2757 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2758 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2759 | }; |
| 2760 | |
| 2761 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2762 | class HOsrEntry: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2763 | public: |
| 2764 | explicit HOsrEntry(int ast_id) : ast_id_(ast_id) { |
| 2765 | SetFlag(kChangesOsrEntries); |
| 2766 | } |
| 2767 | |
| 2768 | int ast_id() const { return ast_id_; } |
| 2769 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2770 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2771 | return Representation::None(); |
| 2772 | } |
| 2773 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2774 | DECLARE_CONCRETE_INSTRUCTION(OsrEntry) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2775 | |
| 2776 | private: |
| 2777 | int ast_id_; |
| 2778 | }; |
| 2779 | |
| 2780 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2781 | class HParameter: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2782 | public: |
| 2783 | explicit HParameter(unsigned index) : index_(index) { |
| 2784 | set_representation(Representation::Tagged()); |
| 2785 | } |
| 2786 | |
| 2787 | unsigned index() const { return index_; } |
| 2788 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2789 | virtual void PrintDataTo(StringStream* stream); |
| 2790 | |
| 2791 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2792 | return Representation::None(); |
| 2793 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2794 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2795 | DECLARE_CONCRETE_INSTRUCTION(Parameter) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2796 | |
| 2797 | private: |
| 2798 | unsigned index_; |
| 2799 | }; |
| 2800 | |
| 2801 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2802 | class HCallStub: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2803 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2804 | HCallStub(HValue* context, CodeStub::Major major_key, int argument_count) |
| 2805 | : HUnaryCall(context, argument_count), |
| 2806 | major_key_(major_key), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2807 | transcendental_type_(TranscendentalCache::kNumberOfCaches) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2808 | } |
| 2809 | |
| 2810 | CodeStub::Major major_key() { return major_key_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2811 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2812 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2813 | |
| 2814 | void set_transcendental_type(TranscendentalCache::Type transcendental_type) { |
| 2815 | transcendental_type_ = transcendental_type; |
| 2816 | } |
| 2817 | TranscendentalCache::Type transcendental_type() { |
| 2818 | return transcendental_type_; |
| 2819 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2820 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2821 | virtual void PrintDataTo(StringStream* stream); |
| 2822 | |
| 2823 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2824 | return Representation::Tagged(); |
| 2825 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2826 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2827 | DECLARE_CONCRETE_INSTRUCTION(CallStub) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2828 | |
| 2829 | private: |
| 2830 | CodeStub::Major major_key_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2831 | TranscendentalCache::Type transcendental_type_; |
| 2832 | }; |
| 2833 | |
| 2834 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2835 | class HUnknownOSRValue: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2836 | public: |
| 2837 | HUnknownOSRValue() { set_representation(Representation::Tagged()); } |
| 2838 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2839 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2840 | return Representation::None(); |
| 2841 | } |
| 2842 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2843 | DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2844 | }; |
| 2845 | |
| 2846 | |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2847 | class HLoadGlobalCell: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2848 | public: |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2849 | HLoadGlobalCell(Handle<JSGlobalPropertyCell> cell, bool check_hole_value) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2850 | : cell_(cell), check_hole_value_(check_hole_value) { |
| 2851 | set_representation(Representation::Tagged()); |
| 2852 | SetFlag(kUseGVN); |
| 2853 | SetFlag(kDependsOnGlobalVars); |
| 2854 | } |
| 2855 | |
| 2856 | Handle<JSGlobalPropertyCell> cell() const { return cell_; } |
| 2857 | bool check_hole_value() const { return check_hole_value_; } |
| 2858 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2859 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2860 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2861 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2862 | ASSERT(!HEAP->allow_allocation(false)); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2863 | return reinterpret_cast<intptr_t>(*cell_); |
| 2864 | } |
| 2865 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2866 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2867 | return Representation::None(); |
| 2868 | } |
| 2869 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2870 | DECLARE_CONCRETE_INSTRUCTION(LoadGlobalCell) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2871 | |
| 2872 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2873 | virtual bool DataEquals(HValue* other) { |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2874 | HLoadGlobalCell* b = HLoadGlobalCell::cast(other); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2875 | return cell_.is_identical_to(b->cell()); |
| 2876 | } |
| 2877 | |
| 2878 | private: |
| 2879 | Handle<JSGlobalPropertyCell> cell_; |
| 2880 | bool check_hole_value_; |
| 2881 | }; |
| 2882 | |
| 2883 | |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2884 | class HLoadGlobalGeneric: public HBinaryOperation { |
| 2885 | public: |
| 2886 | HLoadGlobalGeneric(HValue* context, |
| 2887 | HValue* global_object, |
| 2888 | Handle<Object> name, |
| 2889 | bool for_typeof) |
| 2890 | : HBinaryOperation(context, global_object), |
| 2891 | name_(name), |
| 2892 | for_typeof_(for_typeof) { |
| 2893 | set_representation(Representation::Tagged()); |
| 2894 | SetAllSideEffects(); |
| 2895 | } |
| 2896 | |
| 2897 | HValue* context() { return OperandAt(0); } |
| 2898 | HValue* global_object() { return OperandAt(1); } |
| 2899 | Handle<Object> name() const { return name_; } |
| 2900 | bool for_typeof() const { return for_typeof_; } |
| 2901 | |
| 2902 | virtual void PrintDataTo(StringStream* stream); |
| 2903 | |
| 2904 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2905 | return Representation::Tagged(); |
| 2906 | } |
| 2907 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2908 | DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric) |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2909 | |
| 2910 | private: |
| 2911 | Handle<Object> name_; |
| 2912 | bool for_typeof_; |
| 2913 | }; |
| 2914 | |
| 2915 | |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 2916 | class HStoreGlobalCell: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2917 | public: |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 2918 | HStoreGlobalCell(HValue* value, |
| 2919 | Handle<JSGlobalPropertyCell> cell, |
| 2920 | bool check_hole_value) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2921 | : HUnaryOperation(value), |
| 2922 | cell_(cell), |
| 2923 | check_hole_value_(check_hole_value) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2924 | SetFlag(kChangesGlobalVars); |
| 2925 | } |
| 2926 | |
| 2927 | Handle<JSGlobalPropertyCell> cell() const { return cell_; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2928 | bool check_hole_value() const { return check_hole_value_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2929 | |
| 2930 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2931 | return Representation::Tagged(); |
| 2932 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2933 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2934 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2935 | DECLARE_CONCRETE_INSTRUCTION(StoreGlobalCell) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2936 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2937 | private: |
| 2938 | Handle<JSGlobalPropertyCell> cell_; |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2939 | bool check_hole_value_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2940 | }; |
| 2941 | |
| 2942 | |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 2943 | class HStoreGlobalGeneric: public HTemplateInstruction<3> { |
| 2944 | public: |
| 2945 | HStoreGlobalGeneric(HValue* context, |
| 2946 | HValue* global_object, |
| 2947 | Handle<Object> name, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 2948 | HValue* value, |
| 2949 | bool strict_mode) |
| 2950 | : name_(name), |
| 2951 | strict_mode_(strict_mode) { |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 2952 | SetOperandAt(0, context); |
| 2953 | SetOperandAt(1, global_object); |
| 2954 | SetOperandAt(2, value); |
| 2955 | set_representation(Representation::Tagged()); |
| 2956 | SetAllSideEffects(); |
| 2957 | } |
| 2958 | |
| 2959 | HValue* context() { return OperandAt(0); } |
| 2960 | HValue* global_object() { return OperandAt(1); } |
| 2961 | Handle<Object> name() const { return name_; } |
| 2962 | HValue* value() { return OperandAt(2); } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 2963 | bool strict_mode() { return strict_mode_; } |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 2964 | |
| 2965 | virtual void PrintDataTo(StringStream* stream); |
| 2966 | |
| 2967 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2968 | return Representation::Tagged(); |
| 2969 | } |
| 2970 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2971 | DECLARE_CONCRETE_INSTRUCTION(StoreGlobalGeneric) |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 2972 | |
| 2973 | private: |
| 2974 | Handle<Object> name_; |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 2975 | bool strict_mode_; |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 2976 | }; |
| 2977 | |
| 2978 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 2979 | class HLoadContextSlot: public HUnaryOperation { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2980 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 2981 | HLoadContextSlot(HValue* context , int slot_index) |
| 2982 | : HUnaryOperation(context), slot_index_(slot_index) { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2983 | set_representation(Representation::Tagged()); |
| 2984 | SetFlag(kUseGVN); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 2985 | SetFlag(kDependsOnContextSlots); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2986 | } |
| 2987 | |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2988 | int slot_index() const { return slot_index_; } |
| 2989 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 2990 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2991 | return Representation::Tagged(); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2992 | } |
| 2993 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2994 | virtual void PrintDataTo(StringStream* stream); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 2995 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 2996 | DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot) |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2997 | |
| 2998 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2999 | virtual bool DataEquals(HValue* other) { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3000 | HLoadContextSlot* b = HLoadContextSlot::cast(other); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3001 | return (slot_index() == b->slot_index()); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3002 | } |
| 3003 | |
| 3004 | private: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3005 | int slot_index_; |
| 3006 | }; |
| 3007 | |
| 3008 | |
| 3009 | static inline bool StoringValueNeedsWriteBarrier(HValue* value) { |
| 3010 | return !value->type().IsSmi() && |
| 3011 | !(value->IsConstant() && HConstant::cast(value)->InOldSpace()); |
| 3012 | } |
| 3013 | |
| 3014 | |
| 3015 | class HStoreContextSlot: public HBinaryOperation { |
| 3016 | public: |
| 3017 | HStoreContextSlot(HValue* context, int slot_index, HValue* value) |
| 3018 | : HBinaryOperation(context, value), slot_index_(slot_index) { |
| 3019 | SetFlag(kChangesContextSlots); |
| 3020 | } |
| 3021 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3022 | HValue* context() { return OperandAt(0); } |
| 3023 | HValue* value() { return OperandAt(1); } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3024 | int slot_index() const { return slot_index_; } |
| 3025 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3026 | bool NeedsWriteBarrier() { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3027 | return StoringValueNeedsWriteBarrier(value()); |
| 3028 | } |
| 3029 | |
| 3030 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3031 | return Representation::Tagged(); |
| 3032 | } |
| 3033 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3034 | virtual void PrintDataTo(StringStream* stream); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3035 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3036 | DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot) |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3037 | |
| 3038 | private: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3039 | int slot_index_; |
| 3040 | }; |
| 3041 | |
| 3042 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3043 | class HLoadNamedField: public HUnaryOperation { |
| 3044 | public: |
| 3045 | HLoadNamedField(HValue* object, bool is_in_object, int offset) |
| 3046 | : HUnaryOperation(object), |
| 3047 | is_in_object_(is_in_object), |
| 3048 | offset_(offset) { |
| 3049 | set_representation(Representation::Tagged()); |
| 3050 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3051 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3052 | if (is_in_object) { |
| 3053 | SetFlag(kDependsOnInobjectFields); |
| 3054 | } else { |
| 3055 | SetFlag(kDependsOnBackingStoreFields); |
| 3056 | } |
| 3057 | } |
| 3058 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3059 | HValue* object() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3060 | bool is_in_object() const { return is_in_object_; } |
| 3061 | int offset() const { return offset_; } |
| 3062 | |
| 3063 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3064 | return Representation::Tagged(); |
| 3065 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3066 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3067 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3068 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedField) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3069 | |
| 3070 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3071 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3072 | HLoadNamedField* b = HLoadNamedField::cast(other); |
| 3073 | return is_in_object_ == b->is_in_object_ && offset_ == b->offset_; |
| 3074 | } |
| 3075 | |
| 3076 | private: |
| 3077 | bool is_in_object_; |
| 3078 | int offset_; |
| 3079 | }; |
| 3080 | |
| 3081 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3082 | class HLoadNamedFieldPolymorphic: public HUnaryOperation { |
| 3083 | public: |
| 3084 | HLoadNamedFieldPolymorphic(HValue* object, |
| 3085 | ZoneMapList* types, |
| 3086 | Handle<String> name); |
| 3087 | |
| 3088 | HValue* object() { return OperandAt(0); } |
| 3089 | ZoneMapList* types() { return &types_; } |
| 3090 | Handle<String> name() { return name_; } |
| 3091 | bool need_generic() { return need_generic_; } |
| 3092 | |
| 3093 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3094 | return Representation::Tagged(); |
| 3095 | } |
| 3096 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3097 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedFieldPolymorphic) |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3098 | |
| 3099 | static const int kMaxLoadPolymorphism = 4; |
| 3100 | |
| 3101 | protected: |
| 3102 | virtual bool DataEquals(HValue* value); |
| 3103 | |
| 3104 | private: |
| 3105 | ZoneMapList types_; |
| 3106 | Handle<String> name_; |
| 3107 | bool need_generic_; |
| 3108 | }; |
| 3109 | |
| 3110 | |
| 3111 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3112 | class HLoadNamedGeneric: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3113 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3114 | HLoadNamedGeneric(HValue* context, HValue* object, Handle<Object> name) |
| 3115 | : HBinaryOperation(context, object), name_(name) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3116 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3117 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3118 | } |
| 3119 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3120 | HValue* context() { return OperandAt(0); } |
| 3121 | HValue* object() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3122 | Handle<Object> name() const { return name_; } |
| 3123 | |
| 3124 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3125 | return Representation::Tagged(); |
| 3126 | } |
| 3127 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3128 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3129 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3130 | private: |
| 3131 | Handle<Object> name_; |
| 3132 | }; |
| 3133 | |
| 3134 | |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3135 | class HLoadFunctionPrototype: public HUnaryOperation { |
| 3136 | public: |
| 3137 | explicit HLoadFunctionPrototype(HValue* function) |
| 3138 | : HUnaryOperation(function) { |
| 3139 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3140 | SetFlag(kUseGVN); |
| 3141 | SetFlag(kDependsOnCalls); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3142 | } |
| 3143 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3144 | HValue* function() { return OperandAt(0); } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3145 | |
| 3146 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3147 | return Representation::Tagged(); |
| 3148 | } |
| 3149 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3150 | DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype) |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3151 | |
| 3152 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3153 | virtual bool DataEquals(HValue* other) { return true; } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3154 | }; |
| 3155 | |
| 3156 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3157 | class HLoadKeyedFastElement: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3158 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3159 | HLoadKeyedFastElement(HValue* obj, HValue* key) : HBinaryOperation(obj, key) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3160 | set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3161 | SetFlag(kDependsOnArrayElements); |
| 3162 | SetFlag(kUseGVN); |
| 3163 | } |
| 3164 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3165 | HValue* object() { return OperandAt(0); } |
| 3166 | HValue* key() { return OperandAt(1); } |
| 3167 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3168 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3169 | // The key is supposed to be Integer32. |
| 3170 | return (index == 1) ? Representation::Integer32() |
| 3171 | : Representation::Tagged(); |
| 3172 | } |
| 3173 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3174 | virtual void PrintDataTo(StringStream* stream); |
| 3175 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3176 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedFastElement) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3177 | |
| 3178 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3179 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3180 | }; |
| 3181 | |
| 3182 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3183 | class HLoadKeyedSpecializedArrayElement: public HBinaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3184 | public: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3185 | HLoadKeyedSpecializedArrayElement(HValue* external_elements, |
| 3186 | HValue* key, |
| 3187 | ExternalArrayType array_type) |
| 3188 | : HBinaryOperation(external_elements, key), |
| 3189 | array_type_(array_type) { |
| 3190 | if (array_type == kExternalFloatArray) { |
| 3191 | set_representation(Representation::Double()); |
| 3192 | } else { |
| 3193 | set_representation(Representation::Integer32()); |
| 3194 | } |
| 3195 | SetFlag(kDependsOnSpecializedArrayElements); |
| 3196 | // Native code could change the specialized array. |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3197 | SetFlag(kDependsOnCalls); |
| 3198 | SetFlag(kUseGVN); |
| 3199 | } |
| 3200 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3201 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3202 | |
| 3203 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3204 | // The key is supposed to be Integer32, but the base pointer |
| 3205 | // for the element load is a naked pointer. |
| 3206 | return (index == 1) ? Representation::Integer32() |
| 3207 | : Representation::External(); |
| 3208 | } |
| 3209 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3210 | HValue* external_pointer() { return OperandAt(0); } |
| 3211 | HValue* key() { return OperandAt(1); } |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3212 | ExternalArrayType array_type() const { return array_type_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3213 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3214 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedSpecializedArrayElement) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3215 | |
| 3216 | protected: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3217 | virtual bool DataEquals(HValue* other) { |
| 3218 | if (!other->IsLoadKeyedSpecializedArrayElement()) return false; |
| 3219 | HLoadKeyedSpecializedArrayElement* cast_other = |
| 3220 | HLoadKeyedSpecializedArrayElement::cast(other); |
| 3221 | return array_type_ == cast_other->array_type(); |
| 3222 | } |
| 3223 | |
| 3224 | private: |
| 3225 | ExternalArrayType array_type_; |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3226 | }; |
| 3227 | |
| 3228 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3229 | class HLoadKeyedGeneric: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3230 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3231 | HLoadKeyedGeneric(HContext* context, HValue* obj, HValue* key) { |
| 3232 | set_representation(Representation::Tagged()); |
| 3233 | SetOperandAt(0, obj); |
| 3234 | SetOperandAt(1, key); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3235 | SetOperandAt(2, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3236 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3237 | } |
| 3238 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3239 | HValue* object() { return OperandAt(0); } |
| 3240 | HValue* key() { return OperandAt(1); } |
| 3241 | HValue* context() { return OperandAt(2); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3242 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3243 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3244 | |
| 3245 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3246 | return Representation::Tagged(); |
| 3247 | } |
| 3248 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3249 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3250 | }; |
| 3251 | |
| 3252 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3253 | class HStoreNamedField: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3254 | public: |
| 3255 | HStoreNamedField(HValue* obj, |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3256 | Handle<String> name, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3257 | HValue* val, |
| 3258 | bool in_object, |
| 3259 | int offset) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3260 | : HBinaryOperation(obj, val), |
| 3261 | name_(name), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3262 | is_in_object_(in_object), |
| 3263 | offset_(offset) { |
| 3264 | if (is_in_object_) { |
| 3265 | SetFlag(kChangesInobjectFields); |
| 3266 | } else { |
| 3267 | SetFlag(kChangesBackingStoreFields); |
| 3268 | } |
| 3269 | } |
| 3270 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3271 | DECLARE_CONCRETE_INSTRUCTION(StoreNamedField) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3272 | |
| 3273 | virtual Representation RequiredInputRepresentation(int index) const { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3274 | return Representation::Tagged(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3275 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3276 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3277 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3278 | HValue* object() { return OperandAt(0); } |
| 3279 | HValue* value() { return OperandAt(1); } |
| 3280 | |
| 3281 | Handle<String> name() const { return name_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3282 | bool is_in_object() const { return is_in_object_; } |
| 3283 | int offset() const { return offset_; } |
| 3284 | Handle<Map> transition() const { return transition_; } |
| 3285 | void set_transition(Handle<Map> map) { transition_ = map; } |
| 3286 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3287 | bool NeedsWriteBarrier() { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3288 | return StoringValueNeedsWriteBarrier(value()); |
| 3289 | } |
| 3290 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3291 | private: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3292 | Handle<String> name_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3293 | bool is_in_object_; |
| 3294 | int offset_; |
| 3295 | Handle<Map> transition_; |
| 3296 | }; |
| 3297 | |
| 3298 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3299 | class HStoreNamedGeneric: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3300 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3301 | HStoreNamedGeneric(HValue* context, |
| 3302 | HValue* object, |
| 3303 | Handle<String> name, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3304 | HValue* value, |
| 3305 | bool strict_mode) |
| 3306 | : name_(name), |
| 3307 | strict_mode_(strict_mode) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3308 | SetOperandAt(0, object); |
| 3309 | SetOperandAt(1, value); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3310 | SetOperandAt(2, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3311 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3312 | } |
| 3313 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3314 | HValue* object() { return OperandAt(0); } |
| 3315 | HValue* value() { return OperandAt(1); } |
| 3316 | HValue* context() { return OperandAt(2); } |
| 3317 | Handle<String> name() { return name_; } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3318 | bool strict_mode() { return strict_mode_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3319 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3320 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3321 | |
| 3322 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3323 | return Representation::Tagged(); |
| 3324 | } |
| 3325 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3326 | DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3327 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3328 | private: |
| 3329 | Handle<String> name_; |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3330 | bool strict_mode_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3331 | }; |
| 3332 | |
| 3333 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3334 | class HStoreKeyedFastElement: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3335 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3336 | HStoreKeyedFastElement(HValue* obj, HValue* key, HValue* val) { |
| 3337 | SetOperandAt(0, obj); |
| 3338 | SetOperandAt(1, key); |
| 3339 | SetOperandAt(2, val); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3340 | SetFlag(kChangesArrayElements); |
| 3341 | } |
| 3342 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3343 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3344 | // The key is supposed to be Integer32. |
| 3345 | return (index == 1) ? Representation::Integer32() |
| 3346 | : Representation::Tagged(); |
| 3347 | } |
| 3348 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3349 | HValue* object() { return OperandAt(0); } |
| 3350 | HValue* key() { return OperandAt(1); } |
| 3351 | HValue* value() { return OperandAt(2); } |
| 3352 | |
| 3353 | bool NeedsWriteBarrier() { |
| 3354 | return StoringValueNeedsWriteBarrier(value()); |
| 3355 | } |
| 3356 | |
| 3357 | virtual void PrintDataTo(StringStream* stream); |
| 3358 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3359 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedFastElement) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3360 | }; |
| 3361 | |
| 3362 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3363 | class HStoreKeyedSpecializedArrayElement: public HTemplateInstruction<3> { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3364 | public: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3365 | HStoreKeyedSpecializedArrayElement(HValue* external_elements, |
| 3366 | HValue* key, |
| 3367 | HValue* val, |
| 3368 | ExternalArrayType array_type) |
| 3369 | : array_type_(array_type) { |
| 3370 | SetFlag(kChangesSpecializedArrayElements); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3371 | SetOperandAt(0, external_elements); |
| 3372 | SetOperandAt(1, key); |
| 3373 | SetOperandAt(2, val); |
| 3374 | } |
| 3375 | |
| 3376 | virtual void PrintDataTo(StringStream* stream); |
| 3377 | |
| 3378 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3379 | if (index == 0) { |
| 3380 | return Representation::External(); |
| 3381 | } else { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3382 | if (index == 2 && array_type() == kExternalFloatArray) { |
| 3383 | return Representation::Double(); |
| 3384 | } else { |
| 3385 | return Representation::Integer32(); |
| 3386 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3387 | } |
| 3388 | } |
| 3389 | |
| 3390 | HValue* external_pointer() { return OperandAt(0); } |
| 3391 | HValue* key() { return OperandAt(1); } |
| 3392 | HValue* value() { return OperandAt(2); } |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3393 | ExternalArrayType array_type() const { return array_type_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3394 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3395 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedSpecializedArrayElement) |
| 3396 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3397 | private: |
| 3398 | ExternalArrayType array_type_; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3399 | }; |
| 3400 | |
| 3401 | |
| 3402 | class HStoreKeyedGeneric: public HTemplateInstruction<4> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3403 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3404 | HStoreKeyedGeneric(HValue* context, |
| 3405 | HValue* object, |
| 3406 | HValue* key, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3407 | HValue* value, |
| 3408 | bool strict_mode) |
| 3409 | : strict_mode_(strict_mode) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3410 | SetOperandAt(0, object); |
| 3411 | SetOperandAt(1, key); |
| 3412 | SetOperandAt(2, value); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3413 | SetOperandAt(3, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3414 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3415 | } |
| 3416 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3417 | HValue* object() { return OperandAt(0); } |
| 3418 | HValue* key() { return OperandAt(1); } |
| 3419 | HValue* value() { return OperandAt(2); } |
| 3420 | HValue* context() { return OperandAt(3); } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3421 | bool strict_mode() { return strict_mode_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3422 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3423 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3424 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3425 | } |
| 3426 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3427 | virtual void PrintDataTo(StringStream* stream); |
| 3428 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3429 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric) |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3430 | |
| 3431 | private: |
| 3432 | bool strict_mode_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3433 | }; |
| 3434 | |
| 3435 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 3436 | class HStringAdd: public HBinaryOperation { |
| 3437 | public: |
| 3438 | HStringAdd(HValue* left, HValue* right) : HBinaryOperation(left, right) { |
| 3439 | set_representation(Representation::Tagged()); |
| 3440 | SetFlag(kUseGVN); |
| 3441 | SetFlag(kDependsOnMaps); |
| 3442 | } |
| 3443 | |
| 3444 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3445 | return Representation::Tagged(); |
| 3446 | } |
| 3447 | |
| 3448 | virtual HType CalculateInferredType() { |
| 3449 | return HType::String(); |
| 3450 | } |
| 3451 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3452 | DECLARE_CONCRETE_INSTRUCTION(StringAdd) |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 3453 | |
| 3454 | protected: |
| 3455 | virtual bool DataEquals(HValue* other) { return true; } |
| 3456 | }; |
| 3457 | |
| 3458 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3459 | class HStringCharCodeAt: public HBinaryOperation { |
| 3460 | public: |
| 3461 | HStringCharCodeAt(HValue* string, HValue* index) |
| 3462 | : HBinaryOperation(string, index) { |
| 3463 | set_representation(Representation::Integer32()); |
| 3464 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3465 | SetFlag(kDependsOnMaps); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3466 | } |
| 3467 | |
| 3468 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3469 | // The index is supposed to be Integer32. |
| 3470 | return (index == 1) ? Representation::Integer32() |
| 3471 | : Representation::Tagged(); |
| 3472 | } |
| 3473 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3474 | HValue* string() { return OperandAt(0); } |
| 3475 | HValue* index() { return OperandAt(1); } |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3476 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3477 | DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3478 | |
| 3479 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3480 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3481 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3482 | virtual Range* InferRange() { |
| 3483 | return new Range(0, String::kMaxUC16CharCode); |
| 3484 | } |
| 3485 | }; |
| 3486 | |
| 3487 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3488 | class HStringCharFromCode: public HUnaryOperation { |
| 3489 | public: |
| 3490 | explicit HStringCharFromCode(HValue* char_code) : HUnaryOperation(char_code) { |
| 3491 | set_representation(Representation::Tagged()); |
| 3492 | SetFlag(kUseGVN); |
| 3493 | } |
| 3494 | |
| 3495 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3496 | return Representation::Integer32(); |
| 3497 | } |
| 3498 | |
| 3499 | virtual bool DataEquals(HValue* other) { return true; } |
| 3500 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3501 | DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode) |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3502 | }; |
| 3503 | |
| 3504 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3505 | class HStringLength: public HUnaryOperation { |
| 3506 | public: |
| 3507 | explicit HStringLength(HValue* string) : HUnaryOperation(string) { |
| 3508 | set_representation(Representation::Tagged()); |
| 3509 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3510 | SetFlag(kDependsOnMaps); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3511 | } |
| 3512 | |
| 3513 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3514 | return Representation::Tagged(); |
| 3515 | } |
| 3516 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3517 | virtual HType CalculateInferredType() { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3518 | STATIC_ASSERT(String::kMaxLength <= Smi::kMaxValue); |
| 3519 | return HType::Smi(); |
| 3520 | } |
| 3521 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3522 | DECLARE_CONCRETE_INSTRUCTION(StringLength) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3523 | |
| 3524 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3525 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3526 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3527 | virtual Range* InferRange() { |
| 3528 | return new Range(0, String::kMaxLength); |
| 3529 | } |
| 3530 | }; |
| 3531 | |
| 3532 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3533 | template <int V> |
| 3534 | class HMaterializedLiteral: public HTemplateInstruction<V> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3535 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3536 | HMaterializedLiteral<V>(int index, int depth) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3537 | : literal_index_(index), depth_(depth) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3538 | this->set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3539 | } |
| 3540 | |
| 3541 | int literal_index() const { return literal_index_; } |
| 3542 | int depth() const { return depth_; } |
| 3543 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3544 | private: |
| 3545 | int literal_index_; |
| 3546 | int depth_; |
| 3547 | }; |
| 3548 | |
| 3549 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3550 | class HArrayLiteral: public HMaterializedLiteral<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3551 | public: |
| 3552 | HArrayLiteral(Handle<FixedArray> constant_elements, |
| 3553 | int length, |
| 3554 | int literal_index, |
| 3555 | int depth) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3556 | : HMaterializedLiteral<0>(literal_index, depth), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3557 | length_(length), |
| 3558 | constant_elements_(constant_elements) {} |
| 3559 | |
| 3560 | Handle<FixedArray> constant_elements() const { return constant_elements_; } |
| 3561 | int length() const { return length_; } |
| 3562 | |
| 3563 | bool IsCopyOnWrite() const; |
| 3564 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3565 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3566 | return Representation::None(); |
| 3567 | } |
| 3568 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3569 | DECLARE_CONCRETE_INSTRUCTION(ArrayLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3570 | |
| 3571 | private: |
| 3572 | int length_; |
| 3573 | Handle<FixedArray> constant_elements_; |
| 3574 | }; |
| 3575 | |
| 3576 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3577 | class HObjectLiteral: public HMaterializedLiteral<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3578 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3579 | HObjectLiteral(HValue* context, |
| 3580 | Handle<FixedArray> constant_properties, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3581 | bool fast_elements, |
| 3582 | int literal_index, |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3583 | int depth, |
| 3584 | bool has_function) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3585 | : HMaterializedLiteral<1>(literal_index, depth), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3586 | constant_properties_(constant_properties), |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3587 | fast_elements_(fast_elements), |
| 3588 | has_function_(has_function) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3589 | SetOperandAt(0, context); |
| 3590 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3591 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3592 | HValue* context() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3593 | Handle<FixedArray> constant_properties() const { |
| 3594 | return constant_properties_; |
| 3595 | } |
| 3596 | bool fast_elements() const { return fast_elements_; } |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3597 | bool has_function() const { return has_function_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3598 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3599 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3600 | return Representation::Tagged(); |
| 3601 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3602 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3603 | DECLARE_CONCRETE_INSTRUCTION(ObjectLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3604 | |
| 3605 | private: |
| 3606 | Handle<FixedArray> constant_properties_; |
| 3607 | bool fast_elements_; |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3608 | bool has_function_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3609 | }; |
| 3610 | |
| 3611 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3612 | class HRegExpLiteral: public HMaterializedLiteral<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3613 | public: |
| 3614 | HRegExpLiteral(Handle<String> pattern, |
| 3615 | Handle<String> flags, |
| 3616 | int literal_index) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3617 | : HMaterializedLiteral<0>(literal_index, 0), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3618 | pattern_(pattern), |
| 3619 | flags_(flags) { } |
| 3620 | |
| 3621 | Handle<String> pattern() { return pattern_; } |
| 3622 | Handle<String> flags() { return flags_; } |
| 3623 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3624 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3625 | return Representation::None(); |
| 3626 | } |
| 3627 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3628 | DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3629 | |
| 3630 | private: |
| 3631 | Handle<String> pattern_; |
| 3632 | Handle<String> flags_; |
| 3633 | }; |
| 3634 | |
| 3635 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3636 | class HFunctionLiteral: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3637 | public: |
| 3638 | HFunctionLiteral(Handle<SharedFunctionInfo> shared, bool pretenure) |
| 3639 | : shared_info_(shared), pretenure_(pretenure) { |
| 3640 | set_representation(Representation::Tagged()); |
| 3641 | } |
| 3642 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3643 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3644 | return Representation::None(); |
| 3645 | } |
| 3646 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3647 | DECLARE_CONCRETE_INSTRUCTION(FunctionLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3648 | |
| 3649 | Handle<SharedFunctionInfo> shared_info() const { return shared_info_; } |
| 3650 | bool pretenure() const { return pretenure_; } |
| 3651 | |
| 3652 | private: |
| 3653 | Handle<SharedFunctionInfo> shared_info_; |
| 3654 | bool pretenure_; |
| 3655 | }; |
| 3656 | |
| 3657 | |
| 3658 | class HTypeof: public HUnaryOperation { |
| 3659 | public: |
| 3660 | explicit HTypeof(HValue* value) : HUnaryOperation(value) { |
| 3661 | set_representation(Representation::Tagged()); |
| 3662 | } |
| 3663 | |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 3664 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3665 | return Representation::Tagged(); |
| 3666 | } |
| 3667 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3668 | DECLARE_CONCRETE_INSTRUCTION(Typeof) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3669 | }; |
| 3670 | |
| 3671 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3672 | class HToFastProperties: public HUnaryOperation { |
| 3673 | public: |
| 3674 | explicit HToFastProperties(HValue* value) : HUnaryOperation(value) { |
| 3675 | // This instruction is not marked as having side effects, but |
| 3676 | // changes the map of the input operand. Use it only when creating |
| 3677 | // object literals. |
| 3678 | ASSERT(value->IsObjectLiteral()); |
| 3679 | set_representation(Representation::Tagged()); |
| 3680 | } |
| 3681 | |
| 3682 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3683 | return Representation::Tagged(); |
| 3684 | } |
| 3685 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3686 | DECLARE_CONCRETE_INSTRUCTION(ToFastProperties) |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3687 | }; |
| 3688 | |
| 3689 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3690 | class HValueOf: public HUnaryOperation { |
| 3691 | public: |
| 3692 | explicit HValueOf(HValue* value) : HUnaryOperation(value) { |
| 3693 | set_representation(Representation::Tagged()); |
| 3694 | } |
| 3695 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3696 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3697 | return Representation::Tagged(); |
| 3698 | } |
| 3699 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3700 | DECLARE_CONCRETE_INSTRUCTION(ValueOf) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3701 | }; |
| 3702 | |
| 3703 | |
| 3704 | class HDeleteProperty: public HBinaryOperation { |
| 3705 | public: |
| 3706 | HDeleteProperty(HValue* obj, HValue* key) |
| 3707 | : HBinaryOperation(obj, key) { |
| 3708 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3709 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3710 | } |
| 3711 | |
| 3712 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3713 | return Representation::Tagged(); |
| 3714 | } |
| 3715 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame^] | 3716 | DECLARE_CONCRETE_INSTRUCTION(DeleteProperty) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3717 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3718 | HValue* object() { return left(); } |
| 3719 | HValue* key() { return right(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3720 | }; |
| 3721 | |
| 3722 | #undef DECLARE_INSTRUCTION |
| 3723 | #undef DECLARE_CONCRETE_INSTRUCTION |
| 3724 | |
| 3725 | } } // namespace v8::internal |
| 3726 | |
| 3727 | #endif // V8_HYDROGEN_INSTRUCTIONS_H_ |