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 | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame^] | 34 | #include "data-flow.h" |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 35 | #include "small-pointer-list.h" |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 36 | #include "string-stream.h" |
| 37 | #include "zone.h" |
| 38 | |
| 39 | namespace v8 { |
| 40 | namespace internal { |
| 41 | |
| 42 | // Forward declarations. |
| 43 | class HBasicBlock; |
| 44 | class HEnvironment; |
| 45 | class HInstruction; |
| 46 | class HLoopInformation; |
| 47 | class HValue; |
| 48 | class LInstruction; |
| 49 | class LChunkBuilder; |
| 50 | |
| 51 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 52 | #define HYDROGEN_ABSTRACT_INSTRUCTION_LIST(V) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 53 | V(BitwiseBinaryOperation) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 54 | V(ControlInstruction) \ |
| 55 | V(Instruction) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 56 | |
| 57 | |
| 58 | #define HYDROGEN_CONCRETE_INSTRUCTION_LIST(V) \ |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 59 | V(AbnormalExit) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 60 | V(AccessArgumentsAt) \ |
| 61 | V(Add) \ |
| 62 | V(ApplyArguments) \ |
| 63 | V(ArgumentsElements) \ |
| 64 | V(ArgumentsLength) \ |
| 65 | V(ArgumentsObject) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 66 | V(ArrayLiteral) \ |
| 67 | V(BitAnd) \ |
| 68 | V(BitNot) \ |
| 69 | V(BitOr) \ |
| 70 | V(BitXor) \ |
| 71 | V(BlockEntry) \ |
| 72 | V(BoundsCheck) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 73 | V(CallConstantFunction) \ |
| 74 | V(CallFunction) \ |
| 75 | V(CallGlobal) \ |
| 76 | V(CallKeyed) \ |
| 77 | V(CallKnownGlobal) \ |
| 78 | V(CallNamed) \ |
| 79 | V(CallNew) \ |
| 80 | V(CallRuntime) \ |
| 81 | V(CallStub) \ |
| 82 | V(Change) \ |
| 83 | V(CheckFunction) \ |
| 84 | V(CheckInstanceType) \ |
| 85 | V(CheckMap) \ |
| 86 | V(CheckNonSmi) \ |
| 87 | V(CheckPrototypeMaps) \ |
| 88 | V(CheckSmi) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 89 | V(ClassOfTest) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 90 | V(Compare) \ |
| 91 | V(CompareJSObjectEq) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 92 | V(CompareMap) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 93 | V(Constant) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 94 | V(Context) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 95 | V(DeleteProperty) \ |
| 96 | V(Deoptimize) \ |
| 97 | V(Div) \ |
| 98 | V(EnterInlined) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 99 | V(ExternalArrayLength) \ |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 100 | V(FixedArrayLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 101 | V(FunctionLiteral) \ |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 102 | V(GetCachedArrayIndex) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 103 | V(GlobalObject) \ |
| 104 | V(GlobalReceiver) \ |
| 105 | V(Goto) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 106 | V(HasInstanceType) \ |
| 107 | V(HasCachedArrayIndex) \ |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 108 | V(In) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 109 | V(InstanceOf) \ |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 110 | V(InstanceOfKnownGlobal) \ |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 111 | V(InvokeFunction) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 112 | V(IsNull) \ |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 113 | V(IsObject) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 114 | V(IsSmi) \ |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 115 | V(IsConstructCall) \ |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 116 | V(JSArrayLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 117 | V(LeaveInlined) \ |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 118 | V(LoadContextSlot) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 119 | V(LoadElements) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 120 | V(LoadExternalArrayPointer) \ |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 121 | V(LoadFunctionPrototype) \ |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 122 | V(LoadGlobalCell) \ |
| 123 | V(LoadGlobalGeneric) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 124 | V(LoadKeyedFastElement) \ |
| 125 | V(LoadKeyedGeneric) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 126 | V(LoadKeyedSpecializedArrayElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 127 | V(LoadNamedField) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 128 | V(LoadNamedFieldPolymorphic) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 129 | V(LoadNamedGeneric) \ |
| 130 | V(Mod) \ |
| 131 | V(Mul) \ |
| 132 | V(ObjectLiteral) \ |
| 133 | V(OsrEntry) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 134 | V(OuterContext) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 135 | V(Parameter) \ |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 136 | V(Power) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 137 | V(PushArgument) \ |
| 138 | V(RegExpLiteral) \ |
| 139 | V(Return) \ |
| 140 | V(Sar) \ |
| 141 | V(Shl) \ |
| 142 | V(Shr) \ |
| 143 | V(Simulate) \ |
| 144 | V(StackCheck) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 145 | V(StoreContextSlot) \ |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 146 | V(StoreGlobalCell) \ |
| 147 | V(StoreGlobalGeneric) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 148 | V(StoreKeyedFastElement) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 149 | V(StoreKeyedSpecializedArrayElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 150 | V(StoreKeyedGeneric) \ |
| 151 | V(StoreNamedField) \ |
| 152 | V(StoreNamedGeneric) \ |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 153 | V(StringAdd) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 154 | V(StringCharCodeAt) \ |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 155 | V(StringCharFromCode) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 156 | V(StringLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 157 | V(Sub) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 158 | V(Test) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 159 | V(Throw) \ |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 160 | V(ToFastProperties) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 161 | V(Typeof) \ |
| 162 | V(TypeofIs) \ |
| 163 | V(UnaryMathOperation) \ |
| 164 | V(UnknownOSRValue) \ |
| 165 | V(ValueOf) |
| 166 | |
| 167 | #define GVN_FLAG_LIST(V) \ |
| 168 | V(Calls) \ |
| 169 | V(InobjectFields) \ |
| 170 | V(BackingStoreFields) \ |
| 171 | V(ArrayElements) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 172 | V(SpecializedArrayElements) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 173 | V(GlobalVars) \ |
| 174 | V(Maps) \ |
| 175 | V(ArrayLengths) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 176 | V(ContextSlots) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 177 | V(OsrEntries) |
| 178 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 179 | #define DECLARE_ABSTRACT_INSTRUCTION(type) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 180 | virtual bool Is##type() const { return true; } \ |
| 181 | static H##type* cast(HValue* value) { \ |
| 182 | ASSERT(value->Is##type()); \ |
| 183 | return reinterpret_cast<H##type*>(value); \ |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 184 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 185 | |
| 186 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 187 | #define DECLARE_CONCRETE_INSTRUCTION(type) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 188 | virtual LInstruction* CompileToLithium(LChunkBuilder* builder); \ |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 189 | static H##type* cast(HValue* value) { \ |
| 190 | ASSERT(value->Is##type()); \ |
| 191 | return reinterpret_cast<H##type*>(value); \ |
| 192 | } \ |
| 193 | virtual Opcode opcode() const { return HValue::k##type; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 194 | |
| 195 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 196 | class Range: public ZoneObject { |
| 197 | public: |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 198 | Range() |
| 199 | : lower_(kMinInt), |
| 200 | upper_(kMaxInt), |
| 201 | next_(NULL), |
| 202 | can_be_minus_zero_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 203 | |
| 204 | Range(int32_t lower, int32_t upper) |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 205 | : lower_(lower), |
| 206 | upper_(upper), |
| 207 | next_(NULL), |
| 208 | can_be_minus_zero_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 209 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 210 | int32_t upper() const { return upper_; } |
| 211 | int32_t lower() const { return lower_; } |
| 212 | Range* next() const { return next_; } |
| 213 | Range* CopyClearLower() const { return new Range(kMinInt, upper_); } |
| 214 | Range* CopyClearUpper() const { return new Range(lower_, kMaxInt); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 215 | Range* Copy() const { return new Range(lower_, upper_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 216 | int32_t Mask() const; |
| 217 | void set_can_be_minus_zero(bool b) { can_be_minus_zero_ = b; } |
| 218 | bool CanBeMinusZero() const { return CanBeZero() && can_be_minus_zero_; } |
| 219 | bool CanBeZero() const { return upper_ >= 0 && lower_ <= 0; } |
| 220 | bool CanBeNegative() const { return lower_ < 0; } |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 221 | bool Includes(int value) const { return lower_ <= value && upper_ >= value; } |
| 222 | bool IsMostGeneric() const { return lower_ == kMinInt && upper_ == kMaxInt; } |
| 223 | bool IsInSmiRange() const { |
| 224 | return lower_ >= Smi::kMinValue && upper_ <= Smi::kMaxValue; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 225 | } |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 226 | void KeepOrder(); |
| 227 | void Verify() const; |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 228 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 229 | void StackUpon(Range* other) { |
| 230 | Intersect(other); |
| 231 | next_ = other; |
| 232 | } |
| 233 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 234 | void Intersect(Range* other); |
| 235 | void Union(Range* other); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 236 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 237 | void AddConstant(int32_t value); |
| 238 | void Sar(int32_t value); |
| 239 | void Shl(int32_t value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 240 | bool AddAndCheckOverflow(Range* other); |
| 241 | bool SubAndCheckOverflow(Range* other); |
| 242 | bool MulAndCheckOverflow(Range* other); |
| 243 | |
| 244 | private: |
| 245 | int32_t lower_; |
| 246 | int32_t upper_; |
| 247 | Range* next_; |
| 248 | bool can_be_minus_zero_; |
| 249 | }; |
| 250 | |
| 251 | |
| 252 | class Representation { |
| 253 | public: |
| 254 | enum Kind { |
| 255 | kNone, |
| 256 | kTagged, |
| 257 | kDouble, |
| 258 | kInteger32, |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 259 | kExternal, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 260 | kNumRepresentations |
| 261 | }; |
| 262 | |
| 263 | Representation() : kind_(kNone) { } |
| 264 | |
| 265 | static Representation None() { return Representation(kNone); } |
| 266 | static Representation Tagged() { return Representation(kTagged); } |
| 267 | static Representation Integer32() { return Representation(kInteger32); } |
| 268 | static Representation Double() { return Representation(kDouble); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 269 | static Representation External() { return Representation(kExternal); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 270 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 271 | bool Equals(const Representation& other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 272 | return kind_ == other.kind_; |
| 273 | } |
| 274 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 275 | Kind kind() const { return static_cast<Kind>(kind_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 276 | bool IsNone() const { return kind_ == kNone; } |
| 277 | bool IsTagged() const { return kind_ == kTagged; } |
| 278 | bool IsInteger32() const { return kind_ == kInteger32; } |
| 279 | bool IsDouble() const { return kind_ == kDouble; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 280 | bool IsExternal() const { return kind_ == kExternal; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 281 | bool IsSpecialization() const { |
| 282 | return kind_ == kInteger32 || kind_ == kDouble; |
| 283 | } |
| 284 | const char* Mnemonic() const; |
| 285 | |
| 286 | private: |
| 287 | explicit Representation(Kind k) : kind_(k) { } |
| 288 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 289 | // Make sure kind fits in int8. |
| 290 | STATIC_ASSERT(kNumRepresentations <= (1 << kBitsPerByte)); |
| 291 | |
| 292 | int8_t kind_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 293 | }; |
| 294 | |
| 295 | |
| 296 | class HType { |
| 297 | public: |
| 298 | HType() : type_(kUninitialized) { } |
| 299 | |
| 300 | static HType Tagged() { return HType(kTagged); } |
| 301 | static HType TaggedPrimitive() { return HType(kTaggedPrimitive); } |
| 302 | static HType TaggedNumber() { return HType(kTaggedNumber); } |
| 303 | static HType Smi() { return HType(kSmi); } |
| 304 | static HType HeapNumber() { return HType(kHeapNumber); } |
| 305 | static HType String() { return HType(kString); } |
| 306 | static HType Boolean() { return HType(kBoolean); } |
| 307 | static HType NonPrimitive() { return HType(kNonPrimitive); } |
| 308 | static HType JSArray() { return HType(kJSArray); } |
| 309 | static HType JSObject() { return HType(kJSObject); } |
| 310 | static HType Uninitialized() { return HType(kUninitialized); } |
| 311 | |
| 312 | // Return the weakest (least precise) common type. |
| 313 | HType Combine(HType other) { |
| 314 | return HType(static_cast<Type>(type_ & other.type_)); |
| 315 | } |
| 316 | |
| 317 | bool Equals(const HType& other) { |
| 318 | return type_ == other.type_; |
| 319 | } |
| 320 | |
| 321 | bool IsSubtypeOf(const HType& other) { |
| 322 | return Combine(other).Equals(other); |
| 323 | } |
| 324 | |
| 325 | bool IsTagged() { |
| 326 | ASSERT(type_ != kUninitialized); |
| 327 | return ((type_ & kTagged) == kTagged); |
| 328 | } |
| 329 | |
| 330 | bool IsTaggedPrimitive() { |
| 331 | ASSERT(type_ != kUninitialized); |
| 332 | return ((type_ & kTaggedPrimitive) == kTaggedPrimitive); |
| 333 | } |
| 334 | |
| 335 | bool IsTaggedNumber() { |
| 336 | ASSERT(type_ != kUninitialized); |
| 337 | return ((type_ & kTaggedNumber) == kTaggedNumber); |
| 338 | } |
| 339 | |
| 340 | bool IsSmi() { |
| 341 | ASSERT(type_ != kUninitialized); |
| 342 | return ((type_ & kSmi) == kSmi); |
| 343 | } |
| 344 | |
| 345 | bool IsHeapNumber() { |
| 346 | ASSERT(type_ != kUninitialized); |
| 347 | return ((type_ & kHeapNumber) == kHeapNumber); |
| 348 | } |
| 349 | |
| 350 | bool IsString() { |
| 351 | ASSERT(type_ != kUninitialized); |
| 352 | return ((type_ & kString) == kString); |
| 353 | } |
| 354 | |
| 355 | bool IsBoolean() { |
| 356 | ASSERT(type_ != kUninitialized); |
| 357 | return ((type_ & kBoolean) == kBoolean); |
| 358 | } |
| 359 | |
| 360 | bool IsNonPrimitive() { |
| 361 | ASSERT(type_ != kUninitialized); |
| 362 | return ((type_ & kNonPrimitive) == kNonPrimitive); |
| 363 | } |
| 364 | |
| 365 | bool IsJSArray() { |
| 366 | ASSERT(type_ != kUninitialized); |
| 367 | return ((type_ & kJSArray) == kJSArray); |
| 368 | } |
| 369 | |
| 370 | bool IsJSObject() { |
| 371 | ASSERT(type_ != kUninitialized); |
| 372 | return ((type_ & kJSObject) == kJSObject); |
| 373 | } |
| 374 | |
| 375 | bool IsUninitialized() { |
| 376 | return type_ == kUninitialized; |
| 377 | } |
| 378 | |
| 379 | static HType TypeFromValue(Handle<Object> value); |
| 380 | |
| 381 | const char* ToString(); |
| 382 | const char* ToShortString(); |
| 383 | |
| 384 | private: |
| 385 | enum Type { |
| 386 | kTagged = 0x1, // 0000 0000 0000 0001 |
| 387 | kTaggedPrimitive = 0x5, // 0000 0000 0000 0101 |
| 388 | kTaggedNumber = 0xd, // 0000 0000 0000 1101 |
| 389 | kSmi = 0x1d, // 0000 0000 0001 1101 |
| 390 | kHeapNumber = 0x2d, // 0000 0000 0010 1101 |
| 391 | kString = 0x45, // 0000 0000 0100 0101 |
| 392 | kBoolean = 0x85, // 0000 0000 1000 0101 |
| 393 | kNonPrimitive = 0x101, // 0000 0001 0000 0001 |
| 394 | kJSObject = 0x301, // 0000 0011 0000 0001 |
| 395 | kJSArray = 0x701, // 0000 0111 1000 0001 |
| 396 | kUninitialized = 0x1fff // 0001 1111 1111 1111 |
| 397 | }; |
| 398 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 399 | // Make sure type fits in int16. |
| 400 | STATIC_ASSERT(kUninitialized < (1 << (2 * kBitsPerByte))); |
| 401 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 402 | explicit HType(Type t) : type_(t) { } |
| 403 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 404 | int16_t type_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 405 | }; |
| 406 | |
| 407 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 408 | class HUseListNode: public ZoneObject { |
| 409 | public: |
| 410 | HUseListNode(HValue* value, int index, HUseListNode* tail) |
| 411 | : tail_(tail), value_(value), index_(index) { |
| 412 | } |
| 413 | |
| 414 | HUseListNode* tail() const { return tail_; } |
| 415 | HValue* value() const { return value_; } |
| 416 | int index() const { return index_; } |
| 417 | |
| 418 | void set_tail(HUseListNode* list) { tail_ = list; } |
| 419 | |
| 420 | #ifdef DEBUG |
| 421 | void Zap() { |
| 422 | tail_ = reinterpret_cast<HUseListNode*>(1); |
| 423 | value_ = NULL; |
| 424 | index_ = -1; |
| 425 | } |
| 426 | #endif |
| 427 | |
| 428 | private: |
| 429 | HUseListNode* tail_; |
| 430 | HValue* value_; |
| 431 | int index_; |
| 432 | }; |
| 433 | |
| 434 | |
| 435 | // We reuse use list nodes behind the scenes as uses are added and deleted. |
| 436 | // This class is the safe way to iterate uses while deleting them. |
| 437 | class HUseIterator BASE_EMBEDDED { |
| 438 | public: |
| 439 | bool Done() { return current_ == NULL; } |
| 440 | void Advance(); |
| 441 | |
| 442 | HValue* value() { |
| 443 | ASSERT(!Done()); |
| 444 | return value_; |
| 445 | } |
| 446 | |
| 447 | int index() { |
| 448 | ASSERT(!Done()); |
| 449 | return index_; |
| 450 | } |
| 451 | |
| 452 | private: |
| 453 | explicit HUseIterator(HUseListNode* head); |
| 454 | |
| 455 | HUseListNode* current_; |
| 456 | HUseListNode* next_; |
| 457 | HValue* value_; |
| 458 | int index_; |
| 459 | |
| 460 | friend class HValue; |
| 461 | }; |
| 462 | |
| 463 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 464 | class HValue: public ZoneObject { |
| 465 | public: |
| 466 | static const int kNoNumber = -1; |
| 467 | |
| 468 | // There must be one corresponding kDepends flag for every kChanges flag and |
| 469 | // the order of the kChanges flags must be exactly the same as of the kDepends |
| 470 | // flags. |
| 471 | enum Flag { |
| 472 | // Declare global value numbering flags. |
| 473 | #define DECLARE_DO(type) kChanges##type, kDependsOn##type, |
| 474 | GVN_FLAG_LIST(DECLARE_DO) |
| 475 | #undef DECLARE_DO |
| 476 | kFlexibleRepresentation, |
| 477 | kUseGVN, |
| 478 | kCanOverflow, |
| 479 | kBailoutOnMinusZero, |
| 480 | kCanBeDivByZero, |
| 481 | kIsArguments, |
| 482 | kTruncatingToInt32, |
| 483 | kLastFlag = kTruncatingToInt32 |
| 484 | }; |
| 485 | |
| 486 | STATIC_ASSERT(kLastFlag < kBitsPerInt); |
| 487 | |
| 488 | static const int kChangesToDependsFlagsLeftShift = 1; |
| 489 | |
| 490 | static int ChangesFlagsMask() { |
| 491 | int result = 0; |
| 492 | // Create changes mask. |
| 493 | #define DECLARE_DO(type) result |= (1 << kChanges##type); |
| 494 | GVN_FLAG_LIST(DECLARE_DO) |
| 495 | #undef DECLARE_DO |
| 496 | return result; |
| 497 | } |
| 498 | |
| 499 | static int DependsFlagsMask() { |
| 500 | return ConvertChangesToDependsFlags(ChangesFlagsMask()); |
| 501 | } |
| 502 | |
| 503 | static int ConvertChangesToDependsFlags(int flags) { |
| 504 | return flags << kChangesToDependsFlagsLeftShift; |
| 505 | } |
| 506 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 507 | static HValue* cast(HValue* value) { return value; } |
| 508 | |
| 509 | enum Opcode { |
| 510 | // Declare a unique enum value for each hydrogen instruction. |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 511 | #define DECLARE_OPCODE(type) k##type, |
| 512 | HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_OPCODE) |
| 513 | kPhi |
| 514 | #undef DECLARE_OPCODE |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 515 | }; |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 516 | virtual Opcode opcode() const = 0; |
| 517 | |
| 518 | // Declare a non-virtual predicates for each concrete HInstruction or HValue. |
| 519 | #define DECLARE_PREDICATE(type) \ |
| 520 | bool Is##type() const { return opcode() == k##type; } |
| 521 | HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_PREDICATE) |
| 522 | #undef DECLARE_PREDICATE |
| 523 | bool IsPhi() const { return opcode() == kPhi; } |
| 524 | |
| 525 | // Declare virtual predicates for abstract HInstruction or HValue |
| 526 | #define DECLARE_PREDICATE(type) \ |
| 527 | virtual bool Is##type() const { return false; } |
| 528 | HYDROGEN_ABSTRACT_INSTRUCTION_LIST(DECLARE_PREDICATE) |
| 529 | #undef DECLARE_PREDICATE |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 530 | |
| 531 | HValue() : block_(NULL), |
| 532 | id_(kNoNumber), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 533 | type_(HType::Tagged()), |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 534 | use_list_(NULL), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 535 | range_(NULL), |
| 536 | flags_(0) {} |
| 537 | virtual ~HValue() {} |
| 538 | |
| 539 | HBasicBlock* block() const { return block_; } |
| 540 | void SetBlock(HBasicBlock* block); |
| 541 | |
| 542 | int id() const { return id_; } |
| 543 | void set_id(int id) { id_ = id; } |
| 544 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 545 | HUseIterator uses() const { return HUseIterator(use_list_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 546 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 547 | virtual bool EmitAtUses() { return false; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 548 | Representation representation() const { return representation_; } |
| 549 | void ChangeRepresentation(Representation r) { |
| 550 | // Representation was already set and is allowed to be changed. |
| 551 | ASSERT(!representation_.IsNone()); |
| 552 | ASSERT(!r.IsNone()); |
| 553 | ASSERT(CheckFlag(kFlexibleRepresentation)); |
| 554 | RepresentationChanged(r); |
| 555 | representation_ = r; |
| 556 | } |
| 557 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame^] | 558 | virtual bool IsConvertibleToInteger() const { return true; } |
| 559 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 560 | HType type() const { return type_; } |
| 561 | void set_type(HType type) { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 562 | ASSERT(HasNoUses()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 563 | type_ = type; |
| 564 | } |
| 565 | |
| 566 | // An operation needs to override this function iff: |
| 567 | // 1) it can produce an int32 output. |
| 568 | // 2) the true value of its output can potentially be minus zero. |
| 569 | // The implementation must set a flag so that it bails out in the case where |
| 570 | // it would otherwise output what should be a minus zero as an int32 zero. |
| 571 | // If the operation also exists in a form that takes int32 and outputs int32 |
| 572 | // then the operation should return its input value so that we can propagate |
| 573 | // back. There are two operations that need to propagate back to more than |
| 574 | // one input. They are phi and binary add. They always return NULL and |
| 575 | // expect the caller to take care of things. |
| 576 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited) { |
| 577 | visited->Add(id()); |
| 578 | return NULL; |
| 579 | } |
| 580 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 581 | bool IsDefinedAfter(HBasicBlock* other) const; |
| 582 | |
| 583 | // Operands. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 584 | virtual int OperandCount() = 0; |
| 585 | virtual HValue* OperandAt(int index) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 586 | void SetOperandAt(int index, HValue* value); |
| 587 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 588 | void DeleteAndReplaceWith(HValue* other); |
| 589 | bool HasNoUses() const { return use_list_ == NULL; } |
| 590 | bool HasMultipleUses() const { |
| 591 | return use_list_ != NULL && use_list_->tail() != NULL; |
| 592 | } |
| 593 | int UseCount() const; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 594 | void ClearOperands(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 595 | |
| 596 | int flags() const { return flags_; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 597 | void SetFlag(Flag f) { flags_ |= (1 << f); } |
| 598 | void ClearFlag(Flag f) { flags_ &= ~(1 << f); } |
| 599 | bool CheckFlag(Flag f) const { return (flags_ & (1 << f)) != 0; } |
| 600 | |
| 601 | void SetAllSideEffects() { flags_ |= AllSideEffects(); } |
| 602 | void ClearAllSideEffects() { flags_ &= ~AllSideEffects(); } |
| 603 | bool HasSideEffects() const { return (flags_ & AllSideEffects()) != 0; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 604 | |
| 605 | Range* range() const { return range_; } |
| 606 | bool HasRange() const { return range_ != NULL; } |
| 607 | void AddNewRange(Range* r); |
| 608 | void RemoveLastAddedRange(); |
| 609 | void ComputeInitialRange(); |
| 610 | |
| 611 | // Representation helpers. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 612 | virtual Representation RequiredInputRepresentation(int index) const = 0; |
| 613 | |
| 614 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 615 | return representation(); |
| 616 | } |
| 617 | |
| 618 | // This gives the instruction an opportunity to replace itself with an |
| 619 | // instruction that does the same in some better way. To replace an |
| 620 | // instruction with a new one, first add the new instruction to the graph, |
| 621 | // then return it. Return NULL to have the instruction deleted. |
| 622 | virtual HValue* Canonicalize() { return this; } |
| 623 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 624 | bool Equals(HValue* other); |
| 625 | virtual intptr_t Hashcode(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 626 | |
| 627 | // Printing support. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 628 | virtual void PrintTo(StringStream* stream) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 629 | void PrintNameTo(StringStream* stream); |
| 630 | static void PrintTypeTo(HType type, StringStream* stream); |
| 631 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 632 | const char* Mnemonic() const; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 633 | |
| 634 | // Updated the inferred type of this instruction and returns true if |
| 635 | // it has changed. |
| 636 | bool UpdateInferredType(); |
| 637 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 638 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 639 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 640 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 641 | virtual void Verify() = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 642 | #endif |
| 643 | |
| 644 | protected: |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 645 | // This function must be overridden for instructions with flag kUseGVN, to |
| 646 | // compare the non-Operand parts of the instruction. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 647 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 648 | UNREACHABLE(); |
| 649 | return false; |
| 650 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 651 | virtual void RepresentationChanged(Representation to) { } |
| 652 | virtual Range* InferRange(); |
| 653 | virtual void DeleteFromGraph() = 0; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 654 | virtual void InternalSetOperandAt(int index, HValue* value) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 655 | void clear_block() { |
| 656 | ASSERT(block_ != NULL); |
| 657 | block_ = NULL; |
| 658 | } |
| 659 | |
| 660 | void set_representation(Representation r) { |
| 661 | // Representation is set-once. |
| 662 | ASSERT(representation_.IsNone() && !r.IsNone()); |
| 663 | representation_ = r; |
| 664 | } |
| 665 | |
| 666 | private: |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 667 | // A flag mask to mark an instruction as having arbitrary side effects. |
| 668 | static int AllSideEffects() { |
| 669 | return ChangesFlagsMask() & ~(1 << kChangesOsrEntries); |
| 670 | } |
| 671 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 672 | // Remove the matching use from the use list if present. Returns the |
| 673 | // removed list node or NULL. |
| 674 | HUseListNode* RemoveUse(HValue* value, int index); |
| 675 | |
| 676 | void ReplaceAllUsesWith(HValue* other); |
| 677 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 678 | void RegisterUse(int index, HValue* new_value); |
| 679 | |
| 680 | HBasicBlock* block_; |
| 681 | |
| 682 | // The id of this instruction in the hydrogen graph, assigned when first |
| 683 | // added to the graph. Reflects creation order. |
| 684 | int id_; |
| 685 | |
| 686 | Representation representation_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 687 | HType type_; |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 688 | HUseListNode* use_list_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 689 | Range* range_; |
| 690 | int flags_; |
| 691 | |
| 692 | DISALLOW_COPY_AND_ASSIGN(HValue); |
| 693 | }; |
| 694 | |
| 695 | |
| 696 | class HInstruction: public HValue { |
| 697 | public: |
| 698 | HInstruction* next() const { return next_; } |
| 699 | HInstruction* previous() const { return previous_; } |
| 700 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 701 | virtual void PrintTo(StringStream* stream); |
| 702 | virtual void PrintDataTo(StringStream* stream) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 703 | |
| 704 | bool IsLinked() const { return block() != NULL; } |
| 705 | void Unlink(); |
| 706 | void InsertBefore(HInstruction* next); |
| 707 | void InsertAfter(HInstruction* previous); |
| 708 | |
| 709 | int position() const { return position_; } |
| 710 | bool has_position() const { return position_ != RelocInfo::kNoPosition; } |
| 711 | void set_position(int position) { position_ = position; } |
| 712 | |
| 713 | virtual LInstruction* CompileToLithium(LChunkBuilder* builder) = 0; |
| 714 | |
| 715 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 716 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 717 | #endif |
| 718 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 719 | // Returns whether this is some kind of deoptimizing check |
| 720 | // instruction. |
| 721 | virtual bool IsCheckInstruction() const { return false; } |
| 722 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 723 | virtual bool IsCall() { return false; } |
| 724 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 725 | DECLARE_ABSTRACT_INSTRUCTION(Instruction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 726 | |
| 727 | protected: |
| 728 | HInstruction() |
| 729 | : next_(NULL), |
| 730 | previous_(NULL), |
| 731 | position_(RelocInfo::kNoPosition) { |
| 732 | SetFlag(kDependsOnOsrEntries); |
| 733 | } |
| 734 | |
| 735 | virtual void DeleteFromGraph() { Unlink(); } |
| 736 | |
| 737 | private: |
| 738 | void InitializeAsFirst(HBasicBlock* block) { |
| 739 | ASSERT(!IsLinked()); |
| 740 | SetBlock(block); |
| 741 | } |
| 742 | |
| 743 | HInstruction* next_; |
| 744 | HInstruction* previous_; |
| 745 | int position_; |
| 746 | |
| 747 | friend class HBasicBlock; |
| 748 | }; |
| 749 | |
| 750 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 751 | class HControlInstruction: public HInstruction { |
| 752 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 753 | HControlInstruction(HBasicBlock* first, HBasicBlock* second) |
| 754 | : first_successor_(first), second_successor_(second) { |
| 755 | } |
| 756 | |
| 757 | HBasicBlock* FirstSuccessor() const { return first_successor_; } |
| 758 | HBasicBlock* SecondSuccessor() const { return second_successor_; } |
| 759 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 760 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 761 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 762 | DECLARE_ABSTRACT_INSTRUCTION(ControlInstruction) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 763 | |
| 764 | private: |
| 765 | HBasicBlock* first_successor_; |
| 766 | HBasicBlock* second_successor_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 767 | }; |
| 768 | |
| 769 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 770 | template<int NumElements> |
| 771 | class HOperandContainer { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 772 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 773 | HOperandContainer() : elems_() { } |
| 774 | |
| 775 | int length() { return NumElements; } |
| 776 | HValue*& operator[](int i) { |
| 777 | ASSERT(i < length()); |
| 778 | return elems_[i]; |
| 779 | } |
| 780 | |
| 781 | private: |
| 782 | HValue* elems_[NumElements]; |
| 783 | }; |
| 784 | |
| 785 | |
| 786 | template<> |
| 787 | class HOperandContainer<0> { |
| 788 | public: |
| 789 | int length() { return 0; } |
| 790 | HValue*& operator[](int i) { |
| 791 | UNREACHABLE(); |
| 792 | static HValue* t = 0; |
| 793 | return t; |
| 794 | } |
| 795 | }; |
| 796 | |
| 797 | |
| 798 | template<int V> |
| 799 | class HTemplateInstruction : public HInstruction { |
| 800 | public: |
| 801 | int OperandCount() { return V; } |
| 802 | HValue* OperandAt(int i) { return inputs_[i]; } |
| 803 | |
| 804 | protected: |
| 805 | void InternalSetOperandAt(int i, HValue* value) { inputs_[i] = value; } |
| 806 | |
| 807 | private: |
| 808 | HOperandContainer<V> inputs_; |
| 809 | }; |
| 810 | |
| 811 | |
| 812 | template<int V> |
| 813 | class HTemplateControlInstruction : public HControlInstruction { |
| 814 | public: |
| 815 | HTemplateControlInstruction<V>(HBasicBlock* first, HBasicBlock* second) |
| 816 | : HControlInstruction(first, second) { } |
| 817 | int OperandCount() { return V; } |
| 818 | HValue* OperandAt(int i) { return inputs_[i]; } |
| 819 | |
| 820 | protected: |
| 821 | void InternalSetOperandAt(int i, HValue* value) { inputs_[i] = value; } |
| 822 | |
| 823 | private: |
| 824 | HOperandContainer<V> inputs_; |
| 825 | }; |
| 826 | |
| 827 | |
| 828 | class HBlockEntry: public HTemplateInstruction<0> { |
| 829 | public: |
| 830 | virtual Representation RequiredInputRepresentation(int index) const { |
| 831 | return Representation::None(); |
| 832 | } |
| 833 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 834 | DECLARE_CONCRETE_INSTRUCTION(BlockEntry) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 835 | }; |
| 836 | |
| 837 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 838 | class HDeoptimize: public HControlInstruction { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 839 | public: |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 840 | explicit HDeoptimize(int environment_length) |
| 841 | : HControlInstruction(NULL, NULL), |
| 842 | values_(environment_length) { } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 843 | |
| 844 | virtual Representation RequiredInputRepresentation(int index) const { |
| 845 | return Representation::None(); |
| 846 | } |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 847 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 848 | virtual int OperandCount() { return values_.length(); } |
| 849 | virtual HValue* OperandAt(int index) { return values_[index]; } |
| 850 | |
| 851 | void AddEnvironmentValue(HValue* value) { |
| 852 | values_.Add(NULL); |
| 853 | SetOperandAt(values_.length() - 1, value); |
| 854 | } |
| 855 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 856 | DECLARE_CONCRETE_INSTRUCTION(Deoptimize) |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 857 | |
| 858 | protected: |
| 859 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 860 | values_[index] = value; |
| 861 | } |
| 862 | |
| 863 | private: |
| 864 | ZoneList<HValue*> values_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 865 | }; |
| 866 | |
| 867 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 868 | class HGoto: public HTemplateControlInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 869 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 870 | explicit HGoto(HBasicBlock* target) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 871 | : HTemplateControlInstruction<0>(target, NULL), |
| 872 | include_stack_check_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 873 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 874 | void set_include_stack_check(bool include_stack_check) { |
| 875 | include_stack_check_ = include_stack_check; |
| 876 | } |
| 877 | bool include_stack_check() const { return include_stack_check_; } |
| 878 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 879 | virtual Representation RequiredInputRepresentation(int index) const { |
| 880 | return Representation::None(); |
| 881 | } |
| 882 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 883 | DECLARE_CONCRETE_INSTRUCTION(Goto) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 884 | |
| 885 | private: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 886 | bool include_stack_check_; |
| 887 | }; |
| 888 | |
| 889 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 890 | class HUnaryControlInstruction: public HTemplateControlInstruction<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 891 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 892 | explicit HUnaryControlInstruction(HValue* value, |
| 893 | HBasicBlock* true_target, |
| 894 | HBasicBlock* false_target) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 895 | : HTemplateControlInstruction<1>(true_target, false_target) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 896 | SetOperandAt(0, value); |
| 897 | } |
| 898 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 899 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 900 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 901 | HValue* value() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 902 | }; |
| 903 | |
| 904 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 905 | class HTest: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 906 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 907 | HTest(HValue* value, HBasicBlock* true_target, HBasicBlock* false_target) |
| 908 | : HUnaryControlInstruction(value, true_target, false_target) { |
| 909 | ASSERT(true_target != NULL && false_target != NULL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 910 | } |
| 911 | |
| 912 | virtual Representation RequiredInputRepresentation(int index) const { |
| 913 | return Representation::None(); |
| 914 | } |
| 915 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 916 | DECLARE_CONCRETE_INSTRUCTION(Test) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 917 | }; |
| 918 | |
| 919 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 920 | class HCompareMap: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 921 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 922 | HCompareMap(HValue* value, |
| 923 | Handle<Map> map, |
| 924 | HBasicBlock* true_target, |
| 925 | HBasicBlock* false_target) |
| 926 | : HUnaryControlInstruction(value, true_target, false_target), |
| 927 | map_(map) { |
| 928 | ASSERT(true_target != NULL); |
| 929 | ASSERT(false_target != NULL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 930 | ASSERT(!map.is_null()); |
| 931 | } |
| 932 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 933 | virtual void PrintDataTo(StringStream* stream); |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 934 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 935 | Handle<Map> map() const { return map_; } |
| 936 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 937 | virtual Representation RequiredInputRepresentation(int index) const { |
| 938 | return Representation::Tagged(); |
| 939 | } |
| 940 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 941 | DECLARE_CONCRETE_INSTRUCTION(CompareMap) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 942 | |
| 943 | private: |
| 944 | Handle<Map> map_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 945 | }; |
| 946 | |
| 947 | |
| 948 | class HReturn: public HUnaryControlInstruction { |
| 949 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 950 | explicit HReturn(HValue* value) |
| 951 | : HUnaryControlInstruction(value, NULL, NULL) { |
| 952 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 953 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 954 | virtual Representation RequiredInputRepresentation(int index) const { |
| 955 | return Representation::Tagged(); |
| 956 | } |
| 957 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 958 | DECLARE_CONCRETE_INSTRUCTION(Return) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 959 | }; |
| 960 | |
| 961 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 962 | class HAbnormalExit: public HTemplateControlInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 963 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 964 | HAbnormalExit() : HTemplateControlInstruction<0>(NULL, NULL) { } |
| 965 | |
| 966 | virtual Representation RequiredInputRepresentation(int index) const { |
| 967 | return Representation::None(); |
| 968 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 969 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 970 | DECLARE_CONCRETE_INSTRUCTION(AbnormalExit) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 971 | }; |
| 972 | |
| 973 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 974 | class HUnaryOperation: public HTemplateInstruction<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 975 | public: |
| 976 | explicit HUnaryOperation(HValue* value) { |
| 977 | SetOperandAt(0, value); |
| 978 | } |
| 979 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 980 | HValue* value() { return OperandAt(0); } |
| 981 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 982 | }; |
| 983 | |
| 984 | |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 985 | class HThrow: public HUnaryOperation { |
| 986 | public: |
| 987 | explicit HThrow(HValue* value) : HUnaryOperation(value) { |
| 988 | SetAllSideEffects(); |
| 989 | } |
| 990 | |
| 991 | virtual Representation RequiredInputRepresentation(int index) const { |
| 992 | return Representation::Tagged(); |
| 993 | } |
| 994 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 995 | DECLARE_CONCRETE_INSTRUCTION(Throw) |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 996 | }; |
| 997 | |
| 998 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 999 | class HChange: public HUnaryOperation { |
| 1000 | public: |
| 1001 | HChange(HValue* value, |
| 1002 | Representation from, |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1003 | Representation to, |
| 1004 | bool is_truncating) |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 1005 | : HUnaryOperation(value), from_(from) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1006 | ASSERT(!from.IsNone() && !to.IsNone()); |
| 1007 | ASSERT(!from.Equals(to)); |
| 1008 | set_representation(to); |
| 1009 | SetFlag(kUseGVN); |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1010 | if (is_truncating) SetFlag(kTruncatingToInt32); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1011 | if (from.IsInteger32() && to.IsTagged() && value->range() != NULL && |
| 1012 | value->range()->IsInSmiRange()) { |
| 1013 | set_type(HType::Smi()); |
| 1014 | } |
| 1015 | } |
| 1016 | |
| 1017 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 1018 | |
| 1019 | Representation from() const { return from_; } |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 1020 | Representation to() const { return representation(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1021 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1022 | return from_; |
| 1023 | } |
| 1024 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1025 | bool CanTruncateToInt32() const { return CheckFlag(kTruncatingToInt32); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1026 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1027 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1028 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1029 | DECLARE_CONCRETE_INSTRUCTION(Change) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1030 | |
| 1031 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1032 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1033 | if (!other->IsChange()) return false; |
| 1034 | HChange* change = HChange::cast(other); |
| 1035 | return value() == change->value() |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1036 | && to().Equals(change->to()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1037 | } |
| 1038 | |
| 1039 | private: |
| 1040 | Representation from_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1041 | }; |
| 1042 | |
| 1043 | |
| 1044 | class HSimulate: public HInstruction { |
| 1045 | public: |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 1046 | HSimulate(int ast_id, int pop_count) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1047 | : ast_id_(ast_id), |
| 1048 | pop_count_(pop_count), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1049 | values_(2), |
| 1050 | assigned_indexes_(2) {} |
| 1051 | virtual ~HSimulate() {} |
| 1052 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1053 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1054 | |
| 1055 | bool HasAstId() const { return ast_id_ != AstNode::kNoNumber; } |
| 1056 | int ast_id() const { return ast_id_; } |
| 1057 | void set_ast_id(int id) { |
| 1058 | ASSERT(!HasAstId()); |
| 1059 | ast_id_ = id; |
| 1060 | } |
| 1061 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1062 | int pop_count() const { return pop_count_; } |
| 1063 | const ZoneList<HValue*>* values() const { return &values_; } |
| 1064 | int GetAssignedIndexAt(int index) const { |
| 1065 | ASSERT(HasAssignedIndexAt(index)); |
| 1066 | return assigned_indexes_[index]; |
| 1067 | } |
| 1068 | bool HasAssignedIndexAt(int index) const { |
| 1069 | return assigned_indexes_[index] != kNoIndex; |
| 1070 | } |
| 1071 | void AddAssignedValue(int index, HValue* value) { |
| 1072 | AddValue(index, value); |
| 1073 | } |
| 1074 | void AddPushedValue(HValue* value) { |
| 1075 | AddValue(kNoIndex, value); |
| 1076 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1077 | virtual int OperandCount() { return values_.length(); } |
| 1078 | virtual HValue* OperandAt(int index) { return values_[index]; } |
| 1079 | |
| 1080 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1081 | return Representation::None(); |
| 1082 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1083 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1084 | DECLARE_CONCRETE_INSTRUCTION(Simulate) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1085 | |
| 1086 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1087 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1088 | #endif |
| 1089 | |
| 1090 | protected: |
| 1091 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 1092 | values_[index] = value; |
| 1093 | } |
| 1094 | |
| 1095 | private: |
| 1096 | static const int kNoIndex = -1; |
| 1097 | void AddValue(int index, HValue* value) { |
| 1098 | assigned_indexes_.Add(index); |
| 1099 | // Resize the list of pushed values. |
| 1100 | values_.Add(NULL); |
| 1101 | // Set the operand through the base method in HValue to make sure that the |
| 1102 | // use lists are correctly updated. |
| 1103 | SetOperandAt(values_.length() - 1, value); |
| 1104 | } |
| 1105 | int ast_id_; |
| 1106 | int pop_count_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1107 | ZoneList<HValue*> values_; |
| 1108 | ZoneList<int> assigned_indexes_; |
| 1109 | }; |
| 1110 | |
| 1111 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1112 | class HStackCheck: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1113 | public: |
| 1114 | HStackCheck() { } |
| 1115 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1116 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1117 | return Representation::None(); |
| 1118 | } |
| 1119 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1120 | DECLARE_CONCRETE_INSTRUCTION(StackCheck) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1121 | }; |
| 1122 | |
| 1123 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1124 | class HEnterInlined: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1125 | public: |
| 1126 | HEnterInlined(Handle<JSFunction> closure, FunctionLiteral* function) |
| 1127 | : closure_(closure), function_(function) { |
| 1128 | } |
| 1129 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1130 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1131 | |
| 1132 | Handle<JSFunction> closure() const { return closure_; } |
| 1133 | FunctionLiteral* function() const { return function_; } |
| 1134 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1135 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1136 | return Representation::None(); |
| 1137 | } |
| 1138 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1139 | DECLARE_CONCRETE_INSTRUCTION(EnterInlined) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1140 | |
| 1141 | private: |
| 1142 | Handle<JSFunction> closure_; |
| 1143 | FunctionLiteral* function_; |
| 1144 | }; |
| 1145 | |
| 1146 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1147 | class HLeaveInlined: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1148 | public: |
| 1149 | HLeaveInlined() {} |
| 1150 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1151 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1152 | return Representation::None(); |
| 1153 | } |
| 1154 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1155 | DECLARE_CONCRETE_INSTRUCTION(LeaveInlined) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1156 | }; |
| 1157 | |
| 1158 | |
| 1159 | class HPushArgument: public HUnaryOperation { |
| 1160 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1161 | explicit HPushArgument(HValue* value) : HUnaryOperation(value) { |
| 1162 | set_representation(Representation::Tagged()); |
| 1163 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1164 | |
| 1165 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1166 | return Representation::Tagged(); |
| 1167 | } |
| 1168 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1169 | HValue* argument() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1170 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1171 | DECLARE_CONCRETE_INSTRUCTION(PushArgument) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1172 | }; |
| 1173 | |
| 1174 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1175 | class HContext: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1176 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1177 | HContext() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1178 | set_representation(Representation::Tagged()); |
| 1179 | SetFlag(kUseGVN); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1180 | } |
| 1181 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1182 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1183 | return Representation::None(); |
| 1184 | } |
| 1185 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1186 | DECLARE_CONCRETE_INSTRUCTION(Context); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1187 | |
| 1188 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1189 | virtual bool DataEquals(HValue* other) { return true; } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1190 | }; |
| 1191 | |
| 1192 | |
| 1193 | class HOuterContext: public HUnaryOperation { |
| 1194 | public: |
| 1195 | explicit HOuterContext(HValue* inner) : HUnaryOperation(inner) { |
| 1196 | set_representation(Representation::Tagged()); |
| 1197 | SetFlag(kUseGVN); |
| 1198 | } |
| 1199 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1200 | DECLARE_CONCRETE_INSTRUCTION(OuterContext); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1201 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1202 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1203 | return Representation::Tagged(); |
| 1204 | } |
| 1205 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1206 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1207 | virtual bool DataEquals(HValue* other) { return true; } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1208 | }; |
| 1209 | |
| 1210 | |
| 1211 | class HGlobalObject: public HUnaryOperation { |
| 1212 | public: |
| 1213 | explicit HGlobalObject(HValue* context) : HUnaryOperation(context) { |
| 1214 | set_representation(Representation::Tagged()); |
| 1215 | SetFlag(kUseGVN); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1216 | } |
| 1217 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1218 | DECLARE_CONCRETE_INSTRUCTION(GlobalObject) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1219 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1220 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1221 | return Representation::Tagged(); |
| 1222 | } |
| 1223 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1224 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1225 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1226 | }; |
| 1227 | |
| 1228 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1229 | class HGlobalReceiver: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1230 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1231 | explicit HGlobalReceiver(HValue* global_object) |
| 1232 | : HUnaryOperation(global_object) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1233 | set_representation(Representation::Tagged()); |
| 1234 | SetFlag(kUseGVN); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1235 | } |
| 1236 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1237 | DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1238 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1239 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1240 | return Representation::Tagged(); |
| 1241 | } |
| 1242 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1243 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1244 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1245 | }; |
| 1246 | |
| 1247 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1248 | template <int V> |
| 1249 | class HCall: public HTemplateInstruction<V> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1250 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1251 | // The argument count includes the receiver. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1252 | explicit HCall<V>(int argument_count) : argument_count_(argument_count) { |
| 1253 | this->set_representation(Representation::Tagged()); |
| 1254 | this->SetAllSideEffects(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1255 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1256 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1257 | virtual HType CalculateInferredType() { return HType::Tagged(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1258 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1259 | virtual int argument_count() const { return argument_count_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1260 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1261 | virtual bool IsCall() { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1262 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1263 | private: |
| 1264 | int argument_count_; |
| 1265 | }; |
| 1266 | |
| 1267 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1268 | class HUnaryCall: public HCall<1> { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1269 | public: |
| 1270 | HUnaryCall(HValue* value, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1271 | : HCall<1>(argument_count) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1272 | SetOperandAt(0, value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1273 | } |
| 1274 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1275 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1276 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1277 | } |
| 1278 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1279 | virtual void PrintDataTo(StringStream* stream); |
| 1280 | |
| 1281 | HValue* value() { return OperandAt(0); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1282 | }; |
| 1283 | |
| 1284 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1285 | class HBinaryCall: public HCall<2> { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1286 | public: |
| 1287 | HBinaryCall(HValue* first, HValue* second, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1288 | : HCall<2>(argument_count) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1289 | SetOperandAt(0, first); |
| 1290 | SetOperandAt(1, second); |
| 1291 | } |
| 1292 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1293 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1294 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1295 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1296 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1297 | } |
| 1298 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1299 | HValue* first() { return OperandAt(0); } |
| 1300 | HValue* second() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1301 | }; |
| 1302 | |
| 1303 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1304 | class HInvokeFunction: public HBinaryCall { |
| 1305 | public: |
| 1306 | HInvokeFunction(HValue* context, HValue* function, int argument_count) |
| 1307 | : HBinaryCall(context, function, argument_count) { |
| 1308 | } |
| 1309 | |
| 1310 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1311 | return Representation::Tagged(); |
| 1312 | } |
| 1313 | |
| 1314 | HValue* context() { return first(); } |
| 1315 | HValue* function() { return second(); } |
| 1316 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1317 | DECLARE_CONCRETE_INSTRUCTION(InvokeFunction) |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1318 | }; |
| 1319 | |
| 1320 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1321 | class HCallConstantFunction: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1322 | public: |
| 1323 | HCallConstantFunction(Handle<JSFunction> function, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1324 | : HCall<0>(argument_count), function_(function) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1325 | |
| 1326 | Handle<JSFunction> function() const { return function_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1327 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1328 | bool IsApplyFunction() const { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1329 | return function_->code() == |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1330 | Isolate::Current()->builtins()->builtin(Builtins::kFunctionApply); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1331 | } |
| 1332 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1333 | virtual void PrintDataTo(StringStream* stream); |
| 1334 | |
| 1335 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1336 | return Representation::None(); |
| 1337 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1338 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1339 | DECLARE_CONCRETE_INSTRUCTION(CallConstantFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1340 | |
| 1341 | private: |
| 1342 | Handle<JSFunction> function_; |
| 1343 | }; |
| 1344 | |
| 1345 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1346 | class HCallKeyed: public HBinaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1347 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1348 | HCallKeyed(HValue* context, HValue* key, int argument_count) |
| 1349 | : HBinaryCall(context, key, argument_count) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1350 | } |
| 1351 | |
| 1352 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1353 | return Representation::Tagged(); |
| 1354 | } |
| 1355 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1356 | HValue* context() { return first(); } |
| 1357 | HValue* key() { return second(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1358 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1359 | DECLARE_CONCRETE_INSTRUCTION(CallKeyed) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1360 | }; |
| 1361 | |
| 1362 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1363 | class HCallNamed: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1364 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1365 | HCallNamed(HValue* context, Handle<String> name, int argument_count) |
| 1366 | : HUnaryCall(context, argument_count), name_(name) { |
| 1367 | } |
| 1368 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1369 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1370 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1371 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1372 | Handle<String> name() const { return name_; } |
| 1373 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1374 | DECLARE_CONCRETE_INSTRUCTION(CallNamed) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1375 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1376 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1377 | return Representation::Tagged(); |
| 1378 | } |
| 1379 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1380 | private: |
| 1381 | Handle<String> name_; |
| 1382 | }; |
| 1383 | |
| 1384 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1385 | class HCallFunction: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1386 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1387 | HCallFunction(HValue* context, int argument_count) |
| 1388 | : HUnaryCall(context, argument_count) { |
| 1389 | } |
| 1390 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1391 | HValue* context() { return value(); } |
| 1392 | |
| 1393 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1394 | return Representation::Tagged(); |
| 1395 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1396 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1397 | DECLARE_CONCRETE_INSTRUCTION(CallFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1398 | }; |
| 1399 | |
| 1400 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1401 | class HCallGlobal: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1402 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1403 | HCallGlobal(HValue* context, Handle<String> name, int argument_count) |
| 1404 | : HUnaryCall(context, argument_count), name_(name) { |
| 1405 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1406 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1407 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1408 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1409 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1410 | Handle<String> name() const { return name_; } |
| 1411 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1412 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1413 | return Representation::Tagged(); |
| 1414 | } |
| 1415 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1416 | DECLARE_CONCRETE_INSTRUCTION(CallGlobal) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1417 | |
| 1418 | private: |
| 1419 | Handle<String> name_; |
| 1420 | }; |
| 1421 | |
| 1422 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1423 | class HCallKnownGlobal: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1424 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1425 | HCallKnownGlobal(Handle<JSFunction> target, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1426 | : HCall<0>(argument_count), target_(target) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1427 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1428 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1429 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1430 | Handle<JSFunction> target() const { return target_; } |
| 1431 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1432 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1433 | return Representation::None(); |
| 1434 | } |
| 1435 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1436 | DECLARE_CONCRETE_INSTRUCTION(CallKnownGlobal) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1437 | |
| 1438 | private: |
| 1439 | Handle<JSFunction> target_; |
| 1440 | }; |
| 1441 | |
| 1442 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1443 | class HCallNew: public HBinaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1444 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1445 | HCallNew(HValue* context, HValue* constructor, int argument_count) |
| 1446 | : HBinaryCall(context, constructor, argument_count) { |
| 1447 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1448 | |
| 1449 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1450 | return Representation::Tagged(); |
| 1451 | } |
| 1452 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1453 | HValue* context() { return first(); } |
| 1454 | HValue* constructor() { return second(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1455 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1456 | DECLARE_CONCRETE_INSTRUCTION(CallNew) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1457 | }; |
| 1458 | |
| 1459 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1460 | class HCallRuntime: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1461 | public: |
| 1462 | HCallRuntime(Handle<String> name, |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1463 | const Runtime::Function* c_function, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1464 | int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1465 | : HCall<0>(argument_count), c_function_(c_function), name_(name) { } |
| 1466 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1467 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1468 | const Runtime::Function* function() const { return c_function_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1469 | Handle<String> name() const { return name_; } |
| 1470 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1471 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1472 | return Representation::None(); |
| 1473 | } |
| 1474 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1475 | DECLARE_CONCRETE_INSTRUCTION(CallRuntime) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1476 | |
| 1477 | private: |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1478 | const Runtime::Function* c_function_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1479 | Handle<String> name_; |
| 1480 | }; |
| 1481 | |
| 1482 | |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1483 | class HJSArrayLength: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1484 | public: |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1485 | explicit HJSArrayLength(HValue* value) : HUnaryOperation(value) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1486 | // The length of an array is stored as a tagged value in the array |
| 1487 | // object. It is guaranteed to be 32 bit integer, but it can be |
| 1488 | // represented as either a smi or heap number. |
| 1489 | set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1490 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1491 | SetFlag(kDependsOnArrayLengths); |
| 1492 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1493 | } |
| 1494 | |
| 1495 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1496 | return Representation::Tagged(); |
| 1497 | } |
| 1498 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1499 | DECLARE_CONCRETE_INSTRUCTION(JSArrayLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1500 | |
| 1501 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1502 | virtual bool DataEquals(HValue* other) { return true; } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1503 | }; |
| 1504 | |
| 1505 | |
| 1506 | class HFixedArrayLength: public HUnaryOperation { |
| 1507 | public: |
| 1508 | explicit HFixedArrayLength(HValue* value) : HUnaryOperation(value) { |
| 1509 | set_representation(Representation::Tagged()); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1510 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1511 | SetFlag(kDependsOnArrayLengths); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1512 | } |
| 1513 | |
| 1514 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1515 | return Representation::Tagged(); |
| 1516 | } |
| 1517 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1518 | DECLARE_CONCRETE_INSTRUCTION(FixedArrayLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1519 | |
| 1520 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1521 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1522 | }; |
| 1523 | |
| 1524 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1525 | class HExternalArrayLength: public HUnaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1526 | public: |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1527 | explicit HExternalArrayLength(HValue* value) : HUnaryOperation(value) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1528 | set_representation(Representation::Integer32()); |
| 1529 | // The result of this instruction is idempotent as long as its inputs don't |
| 1530 | // change. The length of a pixel array cannot change once set, so it's not |
| 1531 | // necessary to introduce a kDependsOnArrayLengths or any other dependency. |
| 1532 | SetFlag(kUseGVN); |
| 1533 | } |
| 1534 | |
| 1535 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1536 | return Representation::Tagged(); |
| 1537 | } |
| 1538 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1539 | DECLARE_CONCRETE_INSTRUCTION(ExternalArrayLength) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1540 | |
| 1541 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1542 | virtual bool DataEquals(HValue* other) { return true; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1543 | }; |
| 1544 | |
| 1545 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1546 | class HBitNot: public HUnaryOperation { |
| 1547 | public: |
| 1548 | explicit HBitNot(HValue* value) : HUnaryOperation(value) { |
| 1549 | set_representation(Representation::Integer32()); |
| 1550 | SetFlag(kUseGVN); |
| 1551 | SetFlag(kTruncatingToInt32); |
| 1552 | } |
| 1553 | |
| 1554 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1555 | return Representation::Integer32(); |
| 1556 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1557 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1558 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1559 | DECLARE_CONCRETE_INSTRUCTION(BitNot) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1560 | |
| 1561 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1562 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1563 | }; |
| 1564 | |
| 1565 | |
| 1566 | class HUnaryMathOperation: public HUnaryOperation { |
| 1567 | public: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1568 | HUnaryMathOperation(HValue* value, BuiltinFunctionId op) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1569 | : HUnaryOperation(value), op_(op) { |
| 1570 | switch (op) { |
| 1571 | case kMathFloor: |
| 1572 | case kMathRound: |
| 1573 | case kMathCeil: |
| 1574 | set_representation(Representation::Integer32()); |
| 1575 | break; |
| 1576 | case kMathAbs: |
| 1577 | set_representation(Representation::Tagged()); |
| 1578 | SetFlag(kFlexibleRepresentation); |
| 1579 | break; |
| 1580 | case kMathSqrt: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1581 | case kMathPowHalf: |
| 1582 | case kMathLog: |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 1583 | case kMathSin: |
| 1584 | case kMathCos: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1585 | set_representation(Representation::Double()); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1586 | break; |
| 1587 | default: |
| 1588 | UNREACHABLE(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1589 | } |
| 1590 | SetFlag(kUseGVN); |
| 1591 | } |
| 1592 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1593 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1594 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1595 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1596 | |
| 1597 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 1598 | |
| 1599 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1600 | switch (op_) { |
| 1601 | case kMathFloor: |
| 1602 | case kMathRound: |
| 1603 | case kMathCeil: |
| 1604 | case kMathSqrt: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1605 | case kMathPowHalf: |
| 1606 | case kMathLog: |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 1607 | case kMathSin: |
| 1608 | case kMathCos: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1609 | return Representation::Double(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1610 | case kMathAbs: |
| 1611 | return representation(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1612 | default: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1613 | UNREACHABLE(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1614 | return Representation::None(); |
| 1615 | } |
| 1616 | } |
| 1617 | |
| 1618 | virtual HValue* Canonicalize() { |
| 1619 | // If the input is integer32 then we replace the floor instruction |
| 1620 | // with its inputs. This happens before the representation changes are |
| 1621 | // introduced. |
| 1622 | if (op() == kMathFloor) { |
| 1623 | if (value()->representation().IsInteger32()) return value(); |
| 1624 | } |
| 1625 | return this; |
| 1626 | } |
| 1627 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1628 | BuiltinFunctionId op() const { return op_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1629 | const char* OpName() const; |
| 1630 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1631 | DECLARE_CONCRETE_INSTRUCTION(UnaryMathOperation) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1632 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1633 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1634 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1635 | HUnaryMathOperation* b = HUnaryMathOperation::cast(other); |
| 1636 | return op_ == b->op(); |
| 1637 | } |
| 1638 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1639 | private: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1640 | BuiltinFunctionId op_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1641 | }; |
| 1642 | |
| 1643 | |
| 1644 | class HLoadElements: public HUnaryOperation { |
| 1645 | public: |
| 1646 | explicit HLoadElements(HValue* value) : HUnaryOperation(value) { |
| 1647 | set_representation(Representation::Tagged()); |
| 1648 | SetFlag(kUseGVN); |
| 1649 | SetFlag(kDependsOnMaps); |
| 1650 | } |
| 1651 | |
| 1652 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1653 | return Representation::Tagged(); |
| 1654 | } |
| 1655 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1656 | DECLARE_CONCRETE_INSTRUCTION(LoadElements) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1657 | |
| 1658 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1659 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1660 | }; |
| 1661 | |
| 1662 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1663 | class HLoadExternalArrayPointer: public HUnaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1664 | public: |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1665 | explicit HLoadExternalArrayPointer(HValue* value) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1666 | : HUnaryOperation(value) { |
| 1667 | set_representation(Representation::External()); |
| 1668 | // 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] | 1669 | // change. The external array of a specialized array elements object cannot |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1670 | // change once set, so it's no necessary to introduce any additional |
| 1671 | // dependencies on top of the inputs. |
| 1672 | SetFlag(kUseGVN); |
| 1673 | } |
| 1674 | |
| 1675 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1676 | return Representation::Tagged(); |
| 1677 | } |
| 1678 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1679 | DECLARE_CONCRETE_INSTRUCTION(LoadExternalArrayPointer) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1680 | |
| 1681 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1682 | virtual bool DataEquals(HValue* other) { return true; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1683 | }; |
| 1684 | |
| 1685 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1686 | class HCheckMap: public HUnaryOperation { |
| 1687 | public: |
| 1688 | HCheckMap(HValue* value, Handle<Map> map) |
| 1689 | : HUnaryOperation(value), map_(map) { |
| 1690 | set_representation(Representation::Tagged()); |
| 1691 | SetFlag(kUseGVN); |
| 1692 | SetFlag(kDependsOnMaps); |
| 1693 | } |
| 1694 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1695 | virtual bool IsCheckInstruction() const { return true; } |
| 1696 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1697 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1698 | return Representation::Tagged(); |
| 1699 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1700 | virtual void PrintDataTo(StringStream* stream); |
| 1701 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1702 | |
| 1703 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1704 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1705 | #endif |
| 1706 | |
| 1707 | Handle<Map> map() const { return map_; } |
| 1708 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1709 | DECLARE_CONCRETE_INSTRUCTION(CheckMap) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1710 | |
| 1711 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1712 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1713 | HCheckMap* b = HCheckMap::cast(other); |
| 1714 | return map_.is_identical_to(b->map()); |
| 1715 | } |
| 1716 | |
| 1717 | private: |
| 1718 | Handle<Map> map_; |
| 1719 | }; |
| 1720 | |
| 1721 | |
| 1722 | class HCheckFunction: public HUnaryOperation { |
| 1723 | public: |
| 1724 | HCheckFunction(HValue* value, Handle<JSFunction> function) |
| 1725 | : HUnaryOperation(value), target_(function) { |
| 1726 | set_representation(Representation::Tagged()); |
| 1727 | SetFlag(kUseGVN); |
| 1728 | } |
| 1729 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1730 | virtual bool IsCheckInstruction() const { return true; } |
| 1731 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1732 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1733 | return Representation::Tagged(); |
| 1734 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1735 | virtual void PrintDataTo(StringStream* stream); |
| 1736 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1737 | |
| 1738 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1739 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1740 | #endif |
| 1741 | |
| 1742 | Handle<JSFunction> target() const { return target_; } |
| 1743 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1744 | DECLARE_CONCRETE_INSTRUCTION(CheckFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1745 | |
| 1746 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1747 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1748 | HCheckFunction* b = HCheckFunction::cast(other); |
| 1749 | return target_.is_identical_to(b->target()); |
| 1750 | } |
| 1751 | |
| 1752 | private: |
| 1753 | Handle<JSFunction> target_; |
| 1754 | }; |
| 1755 | |
| 1756 | |
| 1757 | class HCheckInstanceType: public HUnaryOperation { |
| 1758 | public: |
| 1759 | // Check that the instance type is in the range [first, last] where |
| 1760 | // both first and last are included. |
| 1761 | HCheckInstanceType(HValue* value, InstanceType first, InstanceType last) |
| 1762 | : HUnaryOperation(value), first_(first), last_(last) { |
| 1763 | ASSERT(first <= last); |
| 1764 | set_representation(Representation::Tagged()); |
| 1765 | SetFlag(kUseGVN); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 1766 | if ((FIRST_STRING_TYPE < first && last <= LAST_STRING_TYPE) || |
| 1767 | (FIRST_STRING_TYPE <= first && last < LAST_STRING_TYPE)) { |
| 1768 | // A particular string instance type can change because of GC or |
| 1769 | // externalization, but the value still remains a string. |
| 1770 | SetFlag(kDependsOnMaps); |
| 1771 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1772 | } |
| 1773 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1774 | virtual bool IsCheckInstruction() const { return true; } |
| 1775 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1776 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1777 | return Representation::Tagged(); |
| 1778 | } |
| 1779 | |
| 1780 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1781 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1782 | #endif |
| 1783 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1784 | virtual HValue* Canonicalize() { |
| 1785 | if (!value()->type().IsUninitialized() && |
| 1786 | value()->type().IsString() && |
| 1787 | first() == FIRST_STRING_TYPE && |
| 1788 | last() == LAST_STRING_TYPE) { |
| 1789 | return NULL; |
| 1790 | } |
| 1791 | return this; |
| 1792 | } |
| 1793 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1794 | static HCheckInstanceType* NewIsJSObjectOrJSFunction(HValue* value); |
| 1795 | |
| 1796 | InstanceType first() const { return first_; } |
| 1797 | InstanceType last() const { return last_; } |
| 1798 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1799 | DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1800 | |
| 1801 | protected: |
| 1802 | // TODO(ager): It could be nice to allow the ommision of instance |
| 1803 | // type checks if we have already performed an instance type check |
| 1804 | // with a larger range. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1805 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1806 | HCheckInstanceType* b = HCheckInstanceType::cast(other); |
| 1807 | return (first_ == b->first()) && (last_ == b->last()); |
| 1808 | } |
| 1809 | |
| 1810 | private: |
| 1811 | InstanceType first_; |
| 1812 | InstanceType last_; |
| 1813 | }; |
| 1814 | |
| 1815 | |
| 1816 | class HCheckNonSmi: public HUnaryOperation { |
| 1817 | public: |
| 1818 | explicit HCheckNonSmi(HValue* value) : HUnaryOperation(value) { |
| 1819 | set_representation(Representation::Tagged()); |
| 1820 | SetFlag(kUseGVN); |
| 1821 | } |
| 1822 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1823 | virtual bool IsCheckInstruction() const { return true; } |
| 1824 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1825 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1826 | return Representation::Tagged(); |
| 1827 | } |
| 1828 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1829 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1830 | |
| 1831 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1832 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1833 | #endif |
| 1834 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1835 | virtual HValue* Canonicalize() { |
| 1836 | HType value_type = value()->type(); |
| 1837 | if (!value_type.IsUninitialized() && |
| 1838 | (value_type.IsHeapNumber() || |
| 1839 | value_type.IsString() || |
| 1840 | value_type.IsBoolean() || |
| 1841 | value_type.IsNonPrimitive())) { |
| 1842 | return NULL; |
| 1843 | } |
| 1844 | return this; |
| 1845 | } |
| 1846 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1847 | DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1848 | |
| 1849 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1850 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1851 | }; |
| 1852 | |
| 1853 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1854 | class HCheckPrototypeMaps: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1855 | public: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1856 | HCheckPrototypeMaps(Handle<JSObject> prototype, Handle<JSObject> holder) |
| 1857 | : prototype_(prototype), holder_(holder) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1858 | SetFlag(kUseGVN); |
| 1859 | SetFlag(kDependsOnMaps); |
| 1860 | } |
| 1861 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1862 | virtual bool IsCheckInstruction() const { return true; } |
| 1863 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1864 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1865 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1866 | #endif |
| 1867 | |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1868 | Handle<JSObject> prototype() const { return prototype_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1869 | Handle<JSObject> holder() const { return holder_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1870 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1871 | DECLARE_CONCRETE_INSTRUCTION(CheckPrototypeMaps) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1872 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1873 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1874 | return Representation::None(); |
| 1875 | } |
| 1876 | |
| 1877 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1878 | ASSERT(!HEAP->IsAllocationAllowed()); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1879 | intptr_t hash = reinterpret_cast<intptr_t>(*prototype()); |
| 1880 | hash = 17 * hash + reinterpret_cast<intptr_t>(*holder()); |
| 1881 | return hash; |
| 1882 | } |
| 1883 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1884 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1885 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1886 | HCheckPrototypeMaps* b = HCheckPrototypeMaps::cast(other); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1887 | return prototype_.is_identical_to(b->prototype()) && |
| 1888 | holder_.is_identical_to(b->holder()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1889 | } |
| 1890 | |
| 1891 | private: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1892 | Handle<JSObject> prototype_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1893 | Handle<JSObject> holder_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1894 | }; |
| 1895 | |
| 1896 | |
| 1897 | class HCheckSmi: public HUnaryOperation { |
| 1898 | public: |
| 1899 | explicit HCheckSmi(HValue* value) : HUnaryOperation(value) { |
| 1900 | set_representation(Representation::Tagged()); |
| 1901 | SetFlag(kUseGVN); |
| 1902 | } |
| 1903 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1904 | virtual bool IsCheckInstruction() const { return true; } |
| 1905 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1906 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1907 | return Representation::Tagged(); |
| 1908 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1909 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1910 | |
| 1911 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1912 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1913 | #endif |
| 1914 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1915 | DECLARE_CONCRETE_INSTRUCTION(CheckSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1916 | |
| 1917 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1918 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1919 | }; |
| 1920 | |
| 1921 | |
| 1922 | class HPhi: public HValue { |
| 1923 | public: |
| 1924 | explicit HPhi(int merged_index) |
| 1925 | : inputs_(2), |
| 1926 | merged_index_(merged_index), |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1927 | phi_id_(-1), |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame^] | 1928 | is_live_(false), |
| 1929 | is_convertible_to_integer_(true) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1930 | for (int i = 0; i < Representation::kNumRepresentations; i++) { |
| 1931 | non_phi_uses_[i] = 0; |
| 1932 | indirect_uses_[i] = 0; |
| 1933 | } |
| 1934 | ASSERT(merged_index >= 0); |
| 1935 | set_representation(Representation::Tagged()); |
| 1936 | SetFlag(kFlexibleRepresentation); |
| 1937 | } |
| 1938 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1939 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1940 | bool double_occurred = false; |
| 1941 | bool int32_occurred = false; |
| 1942 | for (int i = 0; i < OperandCount(); ++i) { |
| 1943 | HValue* value = OperandAt(i); |
| 1944 | if (value->representation().IsDouble()) double_occurred = true; |
| 1945 | if (value->representation().IsInteger32()) int32_occurred = true; |
| 1946 | if (value->representation().IsTagged()) return Representation::Tagged(); |
| 1947 | } |
| 1948 | |
| 1949 | if (double_occurred) return Representation::Double(); |
| 1950 | if (int32_occurred) return Representation::Integer32(); |
| 1951 | return Representation::None(); |
| 1952 | } |
| 1953 | |
| 1954 | virtual Range* InferRange(); |
| 1955 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1956 | return representation(); |
| 1957 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1958 | virtual HType CalculateInferredType(); |
| 1959 | virtual int OperandCount() { return inputs_.length(); } |
| 1960 | virtual HValue* OperandAt(int index) { return inputs_[index]; } |
| 1961 | HValue* GetRedundantReplacement(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1962 | void AddInput(HValue* value); |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1963 | bool HasRealUses(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1964 | |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 1965 | bool IsReceiver() { return merged_index_ == 0; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1966 | |
| 1967 | int merged_index() const { return merged_index_; } |
| 1968 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1969 | virtual void PrintTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1970 | |
| 1971 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1972 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1973 | #endif |
| 1974 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1975 | void InitRealUses(int id); |
| 1976 | void AddNonPhiUsesFrom(HPhi* other); |
| 1977 | void AddIndirectUsesTo(int* use_count); |
| 1978 | |
| 1979 | int tagged_non_phi_uses() const { |
| 1980 | return non_phi_uses_[Representation::kTagged]; |
| 1981 | } |
| 1982 | int int32_non_phi_uses() const { |
| 1983 | return non_phi_uses_[Representation::kInteger32]; |
| 1984 | } |
| 1985 | int double_non_phi_uses() const { |
| 1986 | return non_phi_uses_[Representation::kDouble]; |
| 1987 | } |
| 1988 | int tagged_indirect_uses() const { |
| 1989 | return indirect_uses_[Representation::kTagged]; |
| 1990 | } |
| 1991 | int int32_indirect_uses() const { |
| 1992 | return indirect_uses_[Representation::kInteger32]; |
| 1993 | } |
| 1994 | int double_indirect_uses() const { |
| 1995 | return indirect_uses_[Representation::kDouble]; |
| 1996 | } |
| 1997 | int phi_id() { return phi_id_; } |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1998 | bool is_live() { return is_live_; } |
| 1999 | void set_is_live(bool b) { is_live_ = b; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2000 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2001 | static HPhi* cast(HValue* value) { |
| 2002 | ASSERT(value->IsPhi()); |
| 2003 | return reinterpret_cast<HPhi*>(value); |
| 2004 | } |
| 2005 | virtual Opcode opcode() const { return HValue::kPhi; } |
| 2006 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame^] | 2007 | virtual bool IsConvertibleToInteger() const { |
| 2008 | return is_convertible_to_integer_; |
| 2009 | } |
| 2010 | |
| 2011 | void set_is_convertible_to_integer(bool b) { |
| 2012 | is_convertible_to_integer_ = b; |
| 2013 | } |
| 2014 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2015 | protected: |
| 2016 | virtual void DeleteFromGraph(); |
| 2017 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 2018 | inputs_[index] = value; |
| 2019 | } |
| 2020 | |
| 2021 | private: |
| 2022 | ZoneList<HValue*> inputs_; |
| 2023 | int merged_index_; |
| 2024 | |
| 2025 | int non_phi_uses_[Representation::kNumRepresentations]; |
| 2026 | int indirect_uses_[Representation::kNumRepresentations]; |
| 2027 | int phi_id_; |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2028 | bool is_live_; |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame^] | 2029 | bool is_convertible_to_integer_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2030 | }; |
| 2031 | |
| 2032 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2033 | class HArgumentsObject: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2034 | public: |
| 2035 | HArgumentsObject() { |
| 2036 | set_representation(Representation::Tagged()); |
| 2037 | SetFlag(kIsArguments); |
| 2038 | } |
| 2039 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2040 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2041 | return Representation::None(); |
| 2042 | } |
| 2043 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2044 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsObject) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2045 | }; |
| 2046 | |
| 2047 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2048 | class HConstant: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2049 | public: |
| 2050 | HConstant(Handle<Object> handle, Representation r); |
| 2051 | |
| 2052 | Handle<Object> handle() const { return handle_; } |
| 2053 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2054 | bool InOldSpace() const { return !HEAP->InNewSpace(*handle_); } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 2055 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2056 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2057 | return Representation::None(); |
| 2058 | } |
| 2059 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame^] | 2060 | virtual bool IsConvertibleToInteger() const { |
| 2061 | if (handle_->IsSmi()) return true; |
| 2062 | if (handle_->IsHeapNumber() && |
| 2063 | (HeapNumber::cast(*handle_)->value() == |
| 2064 | static_cast<double>(NumberToInt32(*handle_)))) return true; |
| 2065 | return false; |
| 2066 | } |
| 2067 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2068 | virtual bool EmitAtUses() { return !representation().IsDouble(); } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2069 | virtual void PrintDataTo(StringStream* stream); |
| 2070 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2071 | bool IsInteger() const { return handle_->IsSmi(); } |
| 2072 | HConstant* CopyToRepresentation(Representation r) const; |
| 2073 | HConstant* CopyToTruncatedInt32() const; |
| 2074 | bool HasInteger32Value() const { return has_int32_value_; } |
| 2075 | int32_t Integer32Value() const { |
| 2076 | ASSERT(HasInteger32Value()); |
| 2077 | return int32_value_; |
| 2078 | } |
| 2079 | bool HasDoubleValue() const { return has_double_value_; } |
| 2080 | double DoubleValue() const { |
| 2081 | ASSERT(HasDoubleValue()); |
| 2082 | return double_value_; |
| 2083 | } |
| 2084 | bool HasStringValue() const { return handle_->IsString(); } |
| 2085 | |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 2086 | bool ToBoolean() const; |
| 2087 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2088 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2089 | ASSERT(!HEAP->allow_allocation(false)); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2090 | return reinterpret_cast<intptr_t>(*handle()); |
| 2091 | } |
| 2092 | |
| 2093 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2094 | virtual void Verify() { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2095 | #endif |
| 2096 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2097 | DECLARE_CONCRETE_INSTRUCTION(Constant) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2098 | |
| 2099 | protected: |
| 2100 | virtual Range* InferRange(); |
| 2101 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2102 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2103 | HConstant* other_constant = HConstant::cast(other); |
| 2104 | return handle().is_identical_to(other_constant->handle()); |
| 2105 | } |
| 2106 | |
| 2107 | private: |
| 2108 | Handle<Object> handle_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2109 | |
| 2110 | // The following two values represent the int32 and the double value of the |
| 2111 | // given constant if there is a lossless conversion between the constant |
| 2112 | // and the specific representation. |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 2113 | bool has_int32_value_ : 1; |
| 2114 | bool has_double_value_ : 1; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2115 | int32_t int32_value_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2116 | double double_value_; |
| 2117 | }; |
| 2118 | |
| 2119 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2120 | class HBinaryOperation: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2121 | public: |
| 2122 | HBinaryOperation(HValue* left, HValue* right) { |
| 2123 | ASSERT(left != NULL && right != NULL); |
| 2124 | SetOperandAt(0, left); |
| 2125 | SetOperandAt(1, right); |
| 2126 | } |
| 2127 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2128 | HValue* left() { return OperandAt(0); } |
| 2129 | HValue* right() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2130 | |
| 2131 | // TODO(kasperl): Move these helpers to the IA-32 Lithium |
| 2132 | // instruction sequence builder. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2133 | HValue* LeastConstantOperand() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2134 | if (IsCommutative() && left()->IsConstant()) return right(); |
| 2135 | return left(); |
| 2136 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2137 | HValue* MostConstantOperand() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2138 | if (IsCommutative() && left()->IsConstant()) return left(); |
| 2139 | return right(); |
| 2140 | } |
| 2141 | |
| 2142 | virtual bool IsCommutative() const { return false; } |
| 2143 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2144 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2145 | }; |
| 2146 | |
| 2147 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2148 | class HApplyArguments: public HTemplateInstruction<4> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2149 | public: |
| 2150 | HApplyArguments(HValue* function, |
| 2151 | HValue* receiver, |
| 2152 | HValue* length, |
| 2153 | HValue* elements) { |
| 2154 | set_representation(Representation::Tagged()); |
| 2155 | SetOperandAt(0, function); |
| 2156 | SetOperandAt(1, receiver); |
| 2157 | SetOperandAt(2, length); |
| 2158 | SetOperandAt(3, elements); |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 2159 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2160 | } |
| 2161 | |
| 2162 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2163 | // The length is untagged, all other inputs are tagged. |
| 2164 | return (index == 2) |
| 2165 | ? Representation::Integer32() |
| 2166 | : Representation::Tagged(); |
| 2167 | } |
| 2168 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2169 | HValue* function() { return OperandAt(0); } |
| 2170 | HValue* receiver() { return OperandAt(1); } |
| 2171 | HValue* length() { return OperandAt(2); } |
| 2172 | HValue* elements() { return OperandAt(3); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2173 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2174 | DECLARE_CONCRETE_INSTRUCTION(ApplyArguments) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2175 | }; |
| 2176 | |
| 2177 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2178 | class HArgumentsElements: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2179 | public: |
| 2180 | HArgumentsElements() { |
| 2181 | // The value produced by this instruction is a pointer into the stack |
| 2182 | // that looks as if it was a smi because of alignment. |
| 2183 | set_representation(Representation::Tagged()); |
| 2184 | SetFlag(kUseGVN); |
| 2185 | } |
| 2186 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2187 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2188 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2189 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2190 | return Representation::None(); |
| 2191 | } |
| 2192 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2193 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2194 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2195 | }; |
| 2196 | |
| 2197 | |
| 2198 | class HArgumentsLength: public HUnaryOperation { |
| 2199 | public: |
| 2200 | explicit HArgumentsLength(HValue* value) : HUnaryOperation(value) { |
| 2201 | set_representation(Representation::Integer32()); |
| 2202 | SetFlag(kUseGVN); |
| 2203 | } |
| 2204 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2205 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2206 | return Representation::Tagged(); |
| 2207 | } |
| 2208 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2209 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2210 | |
| 2211 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2212 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2213 | }; |
| 2214 | |
| 2215 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2216 | class HAccessArgumentsAt: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2217 | public: |
| 2218 | HAccessArgumentsAt(HValue* arguments, HValue* length, HValue* index) { |
| 2219 | set_representation(Representation::Tagged()); |
| 2220 | SetFlag(kUseGVN); |
| 2221 | SetOperandAt(0, arguments); |
| 2222 | SetOperandAt(1, length); |
| 2223 | SetOperandAt(2, index); |
| 2224 | } |
| 2225 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2226 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2227 | |
| 2228 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2229 | // The arguments elements is considered tagged. |
| 2230 | return index == 0 |
| 2231 | ? Representation::Tagged() |
| 2232 | : Representation::Integer32(); |
| 2233 | } |
| 2234 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2235 | HValue* arguments() { return OperandAt(0); } |
| 2236 | HValue* length() { return OperandAt(1); } |
| 2237 | HValue* index() { return OperandAt(2); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2238 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2239 | DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2240 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2241 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2242 | }; |
| 2243 | |
| 2244 | |
| 2245 | class HBoundsCheck: public HBinaryOperation { |
| 2246 | public: |
| 2247 | HBoundsCheck(HValue* index, HValue* length) |
| 2248 | : HBinaryOperation(index, length) { |
| 2249 | SetFlag(kUseGVN); |
| 2250 | } |
| 2251 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 2252 | virtual bool IsCheckInstruction() const { return true; } |
| 2253 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2254 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2255 | return Representation::Integer32(); |
| 2256 | } |
| 2257 | |
| 2258 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2259 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2260 | #endif |
| 2261 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2262 | HValue* index() { return left(); } |
| 2263 | HValue* length() { return right(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2264 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2265 | DECLARE_CONCRETE_INSTRUCTION(BoundsCheck) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2266 | |
| 2267 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2268 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2269 | }; |
| 2270 | |
| 2271 | |
| 2272 | class HBitwiseBinaryOperation: public HBinaryOperation { |
| 2273 | public: |
| 2274 | HBitwiseBinaryOperation(HValue* left, HValue* right) |
| 2275 | : HBinaryOperation(left, right) { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2276 | set_representation(Representation::Tagged()); |
| 2277 | SetFlag(kFlexibleRepresentation); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2278 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2279 | } |
| 2280 | |
| 2281 | virtual Representation RequiredInputRepresentation(int index) const { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2282 | return representation(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2283 | } |
| 2284 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2285 | virtual void RepresentationChanged(Representation to) { |
| 2286 | if (!to.IsTagged()) { |
| 2287 | ASSERT(to.IsInteger32()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2288 | ClearAllSideEffects(); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2289 | SetFlag(kTruncatingToInt32); |
| 2290 | SetFlag(kUseGVN); |
| 2291 | } |
| 2292 | } |
| 2293 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2294 | virtual HType CalculateInferredType(); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2295 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2296 | DECLARE_ABSTRACT_INSTRUCTION(BitwiseBinaryOperation) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2297 | }; |
| 2298 | |
| 2299 | |
| 2300 | class HArithmeticBinaryOperation: public HBinaryOperation { |
| 2301 | public: |
| 2302 | HArithmeticBinaryOperation(HValue* left, HValue* right) |
| 2303 | : HBinaryOperation(left, right) { |
| 2304 | set_representation(Representation::Tagged()); |
| 2305 | SetFlag(kFlexibleRepresentation); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2306 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2307 | } |
| 2308 | |
| 2309 | virtual void RepresentationChanged(Representation to) { |
| 2310 | if (!to.IsTagged()) { |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2311 | ClearAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2312 | SetFlag(kUseGVN); |
| 2313 | } |
| 2314 | } |
| 2315 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2316 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2317 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2318 | return representation(); |
| 2319 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2320 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2321 | if (left()->representation().Equals(right()->representation())) { |
| 2322 | return left()->representation(); |
| 2323 | } |
| 2324 | return HValue::InferredRepresentation(); |
| 2325 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2326 | }; |
| 2327 | |
| 2328 | |
| 2329 | class HCompare: public HBinaryOperation { |
| 2330 | public: |
| 2331 | HCompare(HValue* left, HValue* right, Token::Value token) |
| 2332 | : HBinaryOperation(left, right), token_(token) { |
| 2333 | ASSERT(Token::IsCompareOp(token)); |
| 2334 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2335 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2336 | } |
| 2337 | |
| 2338 | void SetInputRepresentation(Representation r); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2339 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2340 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2341 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2342 | } |
| 2343 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2344 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2345 | return input_representation_; |
| 2346 | } |
| 2347 | Representation GetInputRepresentation() const { |
| 2348 | return input_representation_; |
| 2349 | } |
| 2350 | Token::Value token() const { return token_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2351 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2352 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2353 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2354 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2355 | virtual intptr_t Hashcode() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2356 | return HValue::Hashcode() * 7 + token_; |
| 2357 | } |
| 2358 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2359 | DECLARE_CONCRETE_INSTRUCTION(Compare) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +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) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2363 | HCompare* comp = HCompare::cast(other); |
| 2364 | return token_ == comp->token(); |
| 2365 | } |
| 2366 | |
| 2367 | private: |
| 2368 | Representation input_representation_; |
| 2369 | Token::Value token_; |
| 2370 | }; |
| 2371 | |
| 2372 | |
| 2373 | class HCompareJSObjectEq: public HBinaryOperation { |
| 2374 | public: |
| 2375 | HCompareJSObjectEq(HValue* left, HValue* right) |
| 2376 | : HBinaryOperation(left, right) { |
| 2377 | set_representation(Representation::Tagged()); |
| 2378 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 2379 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2380 | } |
| 2381 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2382 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2383 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2384 | } |
| 2385 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2386 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2387 | return Representation::Tagged(); |
| 2388 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2389 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2390 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2391 | DECLARE_CONCRETE_INSTRUCTION(CompareJSObjectEq) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2392 | |
| 2393 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2394 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2395 | }; |
| 2396 | |
| 2397 | |
| 2398 | class HUnaryPredicate: public HUnaryOperation { |
| 2399 | public: |
| 2400 | explicit HUnaryPredicate(HValue* value) : HUnaryOperation(value) { |
| 2401 | set_representation(Representation::Tagged()); |
| 2402 | SetFlag(kUseGVN); |
| 2403 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2404 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2405 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2406 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2407 | } |
| 2408 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2409 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2410 | return Representation::Tagged(); |
| 2411 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2412 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2413 | }; |
| 2414 | |
| 2415 | |
| 2416 | class HIsNull: public HUnaryPredicate { |
| 2417 | public: |
| 2418 | HIsNull(HValue* value, bool is_strict) |
| 2419 | : HUnaryPredicate(value), is_strict_(is_strict) { } |
| 2420 | |
| 2421 | bool is_strict() const { return is_strict_; } |
| 2422 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2423 | DECLARE_CONCRETE_INSTRUCTION(IsNull) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2424 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2425 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2426 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2427 | HIsNull* b = HIsNull::cast(other); |
| 2428 | return is_strict_ == b->is_strict(); |
| 2429 | } |
| 2430 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2431 | private: |
| 2432 | bool is_strict_; |
| 2433 | }; |
| 2434 | |
| 2435 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2436 | class HIsObject: public HUnaryPredicate { |
| 2437 | public: |
| 2438 | explicit HIsObject(HValue* value) : HUnaryPredicate(value) { } |
| 2439 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2440 | DECLARE_CONCRETE_INSTRUCTION(IsObject) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2441 | |
| 2442 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2443 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2444 | }; |
| 2445 | |
| 2446 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2447 | class HIsSmi: public HUnaryPredicate { |
| 2448 | public: |
| 2449 | explicit HIsSmi(HValue* value) : HUnaryPredicate(value) { } |
| 2450 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2451 | DECLARE_CONCRETE_INSTRUCTION(IsSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2452 | |
| 2453 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2454 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2455 | }; |
| 2456 | |
| 2457 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2458 | class HIsConstructCall: public HTemplateInstruction<0> { |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2459 | public: |
| 2460 | HIsConstructCall() { |
| 2461 | set_representation(Representation::Tagged()); |
| 2462 | SetFlag(kUseGVN); |
| 2463 | } |
| 2464 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2465 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2466 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2467 | } |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2468 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2469 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2470 | return Representation::None(); |
| 2471 | } |
| 2472 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2473 | DECLARE_CONCRETE_INSTRUCTION(IsConstructCall) |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2474 | |
| 2475 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2476 | virtual bool DataEquals(HValue* other) { return true; } |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2477 | }; |
| 2478 | |
| 2479 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2480 | class HHasInstanceType: public HUnaryPredicate { |
| 2481 | public: |
| 2482 | HHasInstanceType(HValue* value, InstanceType type) |
| 2483 | : HUnaryPredicate(value), from_(type), to_(type) { } |
| 2484 | HHasInstanceType(HValue* value, InstanceType from, InstanceType to) |
| 2485 | : HUnaryPredicate(value), from_(from), to_(to) { |
| 2486 | ASSERT(to == LAST_TYPE); // Others not implemented yet in backend. |
| 2487 | } |
| 2488 | |
| 2489 | InstanceType from() { return from_; } |
| 2490 | InstanceType to() { return to_; } |
| 2491 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2492 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2493 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2494 | DECLARE_CONCRETE_INSTRUCTION(HasInstanceType) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2495 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2496 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2497 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2498 | HHasInstanceType* b = HHasInstanceType::cast(other); |
| 2499 | return (from_ == b->from()) && (to_ == b->to()); |
| 2500 | } |
| 2501 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2502 | private: |
| 2503 | InstanceType from_; |
| 2504 | InstanceType to_; // Inclusive range, not all combinations work. |
| 2505 | }; |
| 2506 | |
| 2507 | |
| 2508 | class HHasCachedArrayIndex: public HUnaryPredicate { |
| 2509 | public: |
| 2510 | explicit HHasCachedArrayIndex(HValue* value) : HUnaryPredicate(value) { } |
| 2511 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2512 | DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndex) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2513 | |
| 2514 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2515 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2516 | }; |
| 2517 | |
| 2518 | |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2519 | class HGetCachedArrayIndex: public HUnaryPredicate { |
| 2520 | public: |
| 2521 | explicit HGetCachedArrayIndex(HValue* value) : HUnaryPredicate(value) { } |
| 2522 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2523 | DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex) |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2524 | |
| 2525 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2526 | virtual bool DataEquals(HValue* other) { return true; } |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2527 | }; |
| 2528 | |
| 2529 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2530 | class HClassOfTest: public HUnaryPredicate { |
| 2531 | public: |
| 2532 | HClassOfTest(HValue* value, Handle<String> class_name) |
| 2533 | : HUnaryPredicate(value), class_name_(class_name) { } |
| 2534 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2535 | DECLARE_CONCRETE_INSTRUCTION(ClassOfTest) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2536 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2537 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2538 | |
| 2539 | Handle<String> class_name() const { return class_name_; } |
| 2540 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2541 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2542 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2543 | HClassOfTest* b = HClassOfTest::cast(other); |
| 2544 | return class_name_.is_identical_to(b->class_name_); |
| 2545 | } |
| 2546 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2547 | private: |
| 2548 | Handle<String> class_name_; |
| 2549 | }; |
| 2550 | |
| 2551 | |
| 2552 | class HTypeofIs: public HUnaryPredicate { |
| 2553 | public: |
| 2554 | HTypeofIs(HValue* value, Handle<String> type_literal) |
| 2555 | : HUnaryPredicate(value), type_literal_(type_literal) { } |
| 2556 | |
| 2557 | Handle<String> type_literal() { return type_literal_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2558 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2559 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2560 | DECLARE_CONCRETE_INSTRUCTION(TypeofIs) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2561 | |
| 2562 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2563 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2564 | HTypeofIs* b = HTypeofIs::cast(other); |
| 2565 | return type_literal_.is_identical_to(b->type_literal_); |
| 2566 | } |
| 2567 | |
| 2568 | private: |
| 2569 | Handle<String> type_literal_; |
| 2570 | }; |
| 2571 | |
| 2572 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2573 | class HInstanceOf: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2574 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2575 | HInstanceOf(HValue* context, HValue* left, HValue* right) { |
| 2576 | SetOperandAt(0, context); |
| 2577 | SetOperandAt(1, left); |
| 2578 | SetOperandAt(2, right); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2579 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2580 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2581 | } |
| 2582 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2583 | HValue* context() { return OperandAt(0); } |
| 2584 | HValue* left() { return OperandAt(1); } |
| 2585 | HValue* right() { return OperandAt(2); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2586 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2587 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2588 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2589 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2590 | |
| 2591 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2592 | return Representation::Tagged(); |
| 2593 | } |
| 2594 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2595 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2596 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2597 | DECLARE_CONCRETE_INSTRUCTION(InstanceOf) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2598 | }; |
| 2599 | |
| 2600 | |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2601 | class HInstanceOfKnownGlobal: public HUnaryOperation { |
| 2602 | public: |
| 2603 | HInstanceOfKnownGlobal(HValue* left, Handle<JSFunction> right) |
| 2604 | : HUnaryOperation(left), function_(right) { |
| 2605 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2606 | SetAllSideEffects(); |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2607 | } |
| 2608 | |
| 2609 | Handle<JSFunction> function() { return function_; } |
| 2610 | |
| 2611 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2612 | return Representation::Tagged(); |
| 2613 | } |
| 2614 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2615 | DECLARE_CONCRETE_INSTRUCTION(InstanceOfKnownGlobal) |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2616 | |
| 2617 | private: |
| 2618 | Handle<JSFunction> function_; |
| 2619 | }; |
| 2620 | |
| 2621 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2622 | class HPower: public HBinaryOperation { |
| 2623 | public: |
| 2624 | HPower(HValue* left, HValue* right) |
| 2625 | : HBinaryOperation(left, right) { |
| 2626 | set_representation(Representation::Double()); |
| 2627 | SetFlag(kUseGVN); |
| 2628 | } |
| 2629 | |
| 2630 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2631 | return (index == 1) ? Representation::None() : Representation::Double(); |
| 2632 | } |
| 2633 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2634 | DECLARE_CONCRETE_INSTRUCTION(Power) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2635 | |
| 2636 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2637 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2638 | }; |
| 2639 | |
| 2640 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2641 | class HAdd: public HArithmeticBinaryOperation { |
| 2642 | public: |
| 2643 | HAdd(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2644 | SetFlag(kCanOverflow); |
| 2645 | } |
| 2646 | |
| 2647 | // Add is only commutative if two integer values are added and not if two |
| 2648 | // tagged values are added (because it might be a String concatenation). |
| 2649 | virtual bool IsCommutative() const { |
| 2650 | return !representation().IsTagged(); |
| 2651 | } |
| 2652 | |
| 2653 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2654 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2655 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2656 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2657 | DECLARE_CONCRETE_INSTRUCTION(Add) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2658 | |
| 2659 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2660 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2661 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2662 | virtual Range* InferRange(); |
| 2663 | }; |
| 2664 | |
| 2665 | |
| 2666 | class HSub: public HArithmeticBinaryOperation { |
| 2667 | public: |
| 2668 | HSub(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2669 | SetFlag(kCanOverflow); |
| 2670 | } |
| 2671 | |
| 2672 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2673 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2674 | DECLARE_CONCRETE_INSTRUCTION(Sub) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2675 | |
| 2676 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2677 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2678 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2679 | virtual Range* InferRange(); |
| 2680 | }; |
| 2681 | |
| 2682 | |
| 2683 | class HMul: public HArithmeticBinaryOperation { |
| 2684 | public: |
| 2685 | HMul(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2686 | SetFlag(kCanOverflow); |
| 2687 | } |
| 2688 | |
| 2689 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2690 | |
| 2691 | // Only commutative if it is certain that not two objects are multiplicated. |
| 2692 | virtual bool IsCommutative() const { |
| 2693 | return !representation().IsTagged(); |
| 2694 | } |
| 2695 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2696 | DECLARE_CONCRETE_INSTRUCTION(Mul) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2697 | |
| 2698 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2699 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2700 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2701 | virtual Range* InferRange(); |
| 2702 | }; |
| 2703 | |
| 2704 | |
| 2705 | class HMod: public HArithmeticBinaryOperation { |
| 2706 | public: |
| 2707 | HMod(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2708 | SetFlag(kCanBeDivByZero); |
| 2709 | } |
| 2710 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 2711 | bool HasPowerOf2Divisor() { |
| 2712 | if (right()->IsConstant() && |
| 2713 | HConstant::cast(right())->HasInteger32Value()) { |
| 2714 | int32_t value = HConstant::cast(right())->Integer32Value(); |
| 2715 | return value != 0 && (IsPowerOf2(value) || IsPowerOf2(-value)); |
| 2716 | } |
| 2717 | |
| 2718 | return false; |
| 2719 | } |
| 2720 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2721 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2722 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2723 | DECLARE_CONCRETE_INSTRUCTION(Mod) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2724 | |
| 2725 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2726 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2727 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2728 | virtual Range* InferRange(); |
| 2729 | }; |
| 2730 | |
| 2731 | |
| 2732 | class HDiv: public HArithmeticBinaryOperation { |
| 2733 | public: |
| 2734 | HDiv(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2735 | SetFlag(kCanBeDivByZero); |
| 2736 | SetFlag(kCanOverflow); |
| 2737 | } |
| 2738 | |
| 2739 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2740 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2741 | DECLARE_CONCRETE_INSTRUCTION(Div) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2742 | |
| 2743 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2744 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2745 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2746 | virtual Range* InferRange(); |
| 2747 | }; |
| 2748 | |
| 2749 | |
| 2750 | class HBitAnd: public HBitwiseBinaryOperation { |
| 2751 | public: |
| 2752 | HBitAnd(HValue* left, HValue* right) |
| 2753 | : HBitwiseBinaryOperation(left, right) { } |
| 2754 | |
| 2755 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2756 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2757 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2758 | DECLARE_CONCRETE_INSTRUCTION(BitAnd) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2759 | |
| 2760 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2761 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2762 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2763 | virtual Range* InferRange(); |
| 2764 | }; |
| 2765 | |
| 2766 | |
| 2767 | class HBitXor: public HBitwiseBinaryOperation { |
| 2768 | public: |
| 2769 | HBitXor(HValue* left, HValue* right) |
| 2770 | : HBitwiseBinaryOperation(left, right) { } |
| 2771 | |
| 2772 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2773 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2774 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2775 | DECLARE_CONCRETE_INSTRUCTION(BitXor) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2776 | |
| 2777 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2778 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2779 | }; |
| 2780 | |
| 2781 | |
| 2782 | class HBitOr: public HBitwiseBinaryOperation { |
| 2783 | public: |
| 2784 | HBitOr(HValue* left, HValue* right) |
| 2785 | : HBitwiseBinaryOperation(left, right) { } |
| 2786 | |
| 2787 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2788 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2789 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2790 | DECLARE_CONCRETE_INSTRUCTION(BitOr) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2791 | |
| 2792 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2793 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2794 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2795 | virtual Range* InferRange(); |
| 2796 | }; |
| 2797 | |
| 2798 | |
| 2799 | class HShl: public HBitwiseBinaryOperation { |
| 2800 | public: |
| 2801 | HShl(HValue* left, HValue* right) |
| 2802 | : HBitwiseBinaryOperation(left, right) { } |
| 2803 | |
| 2804 | virtual Range* InferRange(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2805 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2806 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2807 | DECLARE_CONCRETE_INSTRUCTION(Shl) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2808 | |
| 2809 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2810 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2811 | }; |
| 2812 | |
| 2813 | |
| 2814 | class HShr: public HBitwiseBinaryOperation { |
| 2815 | public: |
| 2816 | HShr(HValue* left, HValue* right) |
| 2817 | : HBitwiseBinaryOperation(left, right) { } |
| 2818 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2819 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2820 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2821 | DECLARE_CONCRETE_INSTRUCTION(Shr) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2822 | |
| 2823 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2824 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2825 | }; |
| 2826 | |
| 2827 | |
| 2828 | class HSar: public HBitwiseBinaryOperation { |
| 2829 | public: |
| 2830 | HSar(HValue* left, HValue* right) |
| 2831 | : HBitwiseBinaryOperation(left, right) { } |
| 2832 | |
| 2833 | virtual Range* InferRange(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2834 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2835 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2836 | DECLARE_CONCRETE_INSTRUCTION(Sar) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2837 | |
| 2838 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2839 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2840 | }; |
| 2841 | |
| 2842 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2843 | class HOsrEntry: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2844 | public: |
| 2845 | explicit HOsrEntry(int ast_id) : ast_id_(ast_id) { |
| 2846 | SetFlag(kChangesOsrEntries); |
| 2847 | } |
| 2848 | |
| 2849 | int ast_id() const { return ast_id_; } |
| 2850 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2851 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2852 | return Representation::None(); |
| 2853 | } |
| 2854 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2855 | DECLARE_CONCRETE_INSTRUCTION(OsrEntry) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2856 | |
| 2857 | private: |
| 2858 | int ast_id_; |
| 2859 | }; |
| 2860 | |
| 2861 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2862 | class HParameter: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2863 | public: |
| 2864 | explicit HParameter(unsigned index) : index_(index) { |
| 2865 | set_representation(Representation::Tagged()); |
| 2866 | } |
| 2867 | |
| 2868 | unsigned index() const { return index_; } |
| 2869 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2870 | virtual void PrintDataTo(StringStream* stream); |
| 2871 | |
| 2872 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2873 | return Representation::None(); |
| 2874 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2875 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2876 | DECLARE_CONCRETE_INSTRUCTION(Parameter) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2877 | |
| 2878 | private: |
| 2879 | unsigned index_; |
| 2880 | }; |
| 2881 | |
| 2882 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2883 | class HCallStub: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2884 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2885 | HCallStub(HValue* context, CodeStub::Major major_key, int argument_count) |
| 2886 | : HUnaryCall(context, argument_count), |
| 2887 | major_key_(major_key), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2888 | transcendental_type_(TranscendentalCache::kNumberOfCaches) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2889 | } |
| 2890 | |
| 2891 | CodeStub::Major major_key() { return major_key_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2892 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2893 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2894 | |
| 2895 | void set_transcendental_type(TranscendentalCache::Type transcendental_type) { |
| 2896 | transcendental_type_ = transcendental_type; |
| 2897 | } |
| 2898 | TranscendentalCache::Type transcendental_type() { |
| 2899 | return transcendental_type_; |
| 2900 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2901 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2902 | virtual void PrintDataTo(StringStream* stream); |
| 2903 | |
| 2904 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2905 | return Representation::Tagged(); |
| 2906 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2907 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2908 | DECLARE_CONCRETE_INSTRUCTION(CallStub) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2909 | |
| 2910 | private: |
| 2911 | CodeStub::Major major_key_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2912 | TranscendentalCache::Type transcendental_type_; |
| 2913 | }; |
| 2914 | |
| 2915 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2916 | class HUnknownOSRValue: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2917 | public: |
| 2918 | HUnknownOSRValue() { set_representation(Representation::Tagged()); } |
| 2919 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2920 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2921 | return Representation::None(); |
| 2922 | } |
| 2923 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2924 | DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2925 | }; |
| 2926 | |
| 2927 | |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2928 | class HLoadGlobalCell: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2929 | public: |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2930 | HLoadGlobalCell(Handle<JSGlobalPropertyCell> cell, bool check_hole_value) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2931 | : cell_(cell), check_hole_value_(check_hole_value) { |
| 2932 | set_representation(Representation::Tagged()); |
| 2933 | SetFlag(kUseGVN); |
| 2934 | SetFlag(kDependsOnGlobalVars); |
| 2935 | } |
| 2936 | |
| 2937 | Handle<JSGlobalPropertyCell> cell() const { return cell_; } |
| 2938 | bool check_hole_value() const { return check_hole_value_; } |
| 2939 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2940 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2941 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2942 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2943 | ASSERT(!HEAP->allow_allocation(false)); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2944 | return reinterpret_cast<intptr_t>(*cell_); |
| 2945 | } |
| 2946 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2947 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2948 | return Representation::None(); |
| 2949 | } |
| 2950 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2951 | DECLARE_CONCRETE_INSTRUCTION(LoadGlobalCell) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2952 | |
| 2953 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2954 | virtual bool DataEquals(HValue* other) { |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2955 | HLoadGlobalCell* b = HLoadGlobalCell::cast(other); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2956 | return cell_.is_identical_to(b->cell()); |
| 2957 | } |
| 2958 | |
| 2959 | private: |
| 2960 | Handle<JSGlobalPropertyCell> cell_; |
| 2961 | bool check_hole_value_; |
| 2962 | }; |
| 2963 | |
| 2964 | |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2965 | class HLoadGlobalGeneric: public HBinaryOperation { |
| 2966 | public: |
| 2967 | HLoadGlobalGeneric(HValue* context, |
| 2968 | HValue* global_object, |
| 2969 | Handle<Object> name, |
| 2970 | bool for_typeof) |
| 2971 | : HBinaryOperation(context, global_object), |
| 2972 | name_(name), |
| 2973 | for_typeof_(for_typeof) { |
| 2974 | set_representation(Representation::Tagged()); |
| 2975 | SetAllSideEffects(); |
| 2976 | } |
| 2977 | |
| 2978 | HValue* context() { return OperandAt(0); } |
| 2979 | HValue* global_object() { return OperandAt(1); } |
| 2980 | Handle<Object> name() const { return name_; } |
| 2981 | bool for_typeof() const { return for_typeof_; } |
| 2982 | |
| 2983 | virtual void PrintDataTo(StringStream* stream); |
| 2984 | |
| 2985 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2986 | return Representation::Tagged(); |
| 2987 | } |
| 2988 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2989 | DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric) |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2990 | |
| 2991 | private: |
| 2992 | Handle<Object> name_; |
| 2993 | bool for_typeof_; |
| 2994 | }; |
| 2995 | |
| 2996 | |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 2997 | class HStoreGlobalCell: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2998 | public: |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 2999 | HStoreGlobalCell(HValue* value, |
| 3000 | Handle<JSGlobalPropertyCell> cell, |
| 3001 | bool check_hole_value) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3002 | : HUnaryOperation(value), |
| 3003 | cell_(cell), |
| 3004 | check_hole_value_(check_hole_value) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3005 | SetFlag(kChangesGlobalVars); |
| 3006 | } |
| 3007 | |
| 3008 | Handle<JSGlobalPropertyCell> cell() const { return cell_; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3009 | bool check_hole_value() const { return check_hole_value_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3010 | |
| 3011 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3012 | return Representation::Tagged(); |
| 3013 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3014 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3015 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3016 | DECLARE_CONCRETE_INSTRUCTION(StoreGlobalCell) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3017 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3018 | private: |
| 3019 | Handle<JSGlobalPropertyCell> cell_; |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3020 | bool check_hole_value_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3021 | }; |
| 3022 | |
| 3023 | |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3024 | class HStoreGlobalGeneric: public HTemplateInstruction<3> { |
| 3025 | public: |
| 3026 | HStoreGlobalGeneric(HValue* context, |
| 3027 | HValue* global_object, |
| 3028 | Handle<Object> name, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3029 | HValue* value, |
| 3030 | bool strict_mode) |
| 3031 | : name_(name), |
| 3032 | strict_mode_(strict_mode) { |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3033 | SetOperandAt(0, context); |
| 3034 | SetOperandAt(1, global_object); |
| 3035 | SetOperandAt(2, value); |
| 3036 | set_representation(Representation::Tagged()); |
| 3037 | SetAllSideEffects(); |
| 3038 | } |
| 3039 | |
| 3040 | HValue* context() { return OperandAt(0); } |
| 3041 | HValue* global_object() { return OperandAt(1); } |
| 3042 | Handle<Object> name() const { return name_; } |
| 3043 | HValue* value() { return OperandAt(2); } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3044 | bool strict_mode() { return strict_mode_; } |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3045 | |
| 3046 | virtual void PrintDataTo(StringStream* stream); |
| 3047 | |
| 3048 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3049 | return Representation::Tagged(); |
| 3050 | } |
| 3051 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3052 | DECLARE_CONCRETE_INSTRUCTION(StoreGlobalGeneric) |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3053 | |
| 3054 | private: |
| 3055 | Handle<Object> name_; |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3056 | bool strict_mode_; |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3057 | }; |
| 3058 | |
| 3059 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3060 | class HLoadContextSlot: public HUnaryOperation { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3061 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3062 | HLoadContextSlot(HValue* context , int slot_index) |
| 3063 | : HUnaryOperation(context), slot_index_(slot_index) { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3064 | set_representation(Representation::Tagged()); |
| 3065 | SetFlag(kUseGVN); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3066 | SetFlag(kDependsOnContextSlots); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3067 | } |
| 3068 | |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3069 | int slot_index() const { return slot_index_; } |
| 3070 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3071 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3072 | return Representation::Tagged(); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3073 | } |
| 3074 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3075 | virtual void PrintDataTo(StringStream* stream); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3076 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3077 | DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot) |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3078 | |
| 3079 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3080 | virtual bool DataEquals(HValue* other) { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3081 | HLoadContextSlot* b = HLoadContextSlot::cast(other); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3082 | return (slot_index() == b->slot_index()); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3083 | } |
| 3084 | |
| 3085 | private: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3086 | int slot_index_; |
| 3087 | }; |
| 3088 | |
| 3089 | |
| 3090 | static inline bool StoringValueNeedsWriteBarrier(HValue* value) { |
| 3091 | return !value->type().IsSmi() && |
| 3092 | !(value->IsConstant() && HConstant::cast(value)->InOldSpace()); |
| 3093 | } |
| 3094 | |
| 3095 | |
| 3096 | class HStoreContextSlot: public HBinaryOperation { |
| 3097 | public: |
| 3098 | HStoreContextSlot(HValue* context, int slot_index, HValue* value) |
| 3099 | : HBinaryOperation(context, value), slot_index_(slot_index) { |
| 3100 | SetFlag(kChangesContextSlots); |
| 3101 | } |
| 3102 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3103 | HValue* context() { return OperandAt(0); } |
| 3104 | HValue* value() { return OperandAt(1); } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3105 | int slot_index() const { return slot_index_; } |
| 3106 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3107 | bool NeedsWriteBarrier() { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3108 | return StoringValueNeedsWriteBarrier(value()); |
| 3109 | } |
| 3110 | |
| 3111 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3112 | return Representation::Tagged(); |
| 3113 | } |
| 3114 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3115 | virtual void PrintDataTo(StringStream* stream); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3116 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3117 | DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot) |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3118 | |
| 3119 | private: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3120 | int slot_index_; |
| 3121 | }; |
| 3122 | |
| 3123 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3124 | class HLoadNamedField: public HUnaryOperation { |
| 3125 | public: |
| 3126 | HLoadNamedField(HValue* object, bool is_in_object, int offset) |
| 3127 | : HUnaryOperation(object), |
| 3128 | is_in_object_(is_in_object), |
| 3129 | offset_(offset) { |
| 3130 | set_representation(Representation::Tagged()); |
| 3131 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3132 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3133 | if (is_in_object) { |
| 3134 | SetFlag(kDependsOnInobjectFields); |
| 3135 | } else { |
| 3136 | SetFlag(kDependsOnBackingStoreFields); |
| 3137 | } |
| 3138 | } |
| 3139 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3140 | HValue* object() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3141 | bool is_in_object() const { return is_in_object_; } |
| 3142 | int offset() const { return offset_; } |
| 3143 | |
| 3144 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3145 | return Representation::Tagged(); |
| 3146 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3147 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3148 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3149 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedField) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3150 | |
| 3151 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3152 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3153 | HLoadNamedField* b = HLoadNamedField::cast(other); |
| 3154 | return is_in_object_ == b->is_in_object_ && offset_ == b->offset_; |
| 3155 | } |
| 3156 | |
| 3157 | private: |
| 3158 | bool is_in_object_; |
| 3159 | int offset_; |
| 3160 | }; |
| 3161 | |
| 3162 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3163 | class HLoadNamedFieldPolymorphic: public HUnaryOperation { |
| 3164 | public: |
| 3165 | HLoadNamedFieldPolymorphic(HValue* object, |
| 3166 | ZoneMapList* types, |
| 3167 | Handle<String> name); |
| 3168 | |
| 3169 | HValue* object() { return OperandAt(0); } |
| 3170 | ZoneMapList* types() { return &types_; } |
| 3171 | Handle<String> name() { return name_; } |
| 3172 | bool need_generic() { return need_generic_; } |
| 3173 | |
| 3174 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3175 | return Representation::Tagged(); |
| 3176 | } |
| 3177 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3178 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedFieldPolymorphic) |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3179 | |
| 3180 | static const int kMaxLoadPolymorphism = 4; |
| 3181 | |
| 3182 | protected: |
| 3183 | virtual bool DataEquals(HValue* value); |
| 3184 | |
| 3185 | private: |
| 3186 | ZoneMapList types_; |
| 3187 | Handle<String> name_; |
| 3188 | bool need_generic_; |
| 3189 | }; |
| 3190 | |
| 3191 | |
| 3192 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3193 | class HLoadNamedGeneric: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3194 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3195 | HLoadNamedGeneric(HValue* context, HValue* object, Handle<Object> name) |
| 3196 | : HBinaryOperation(context, object), name_(name) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3197 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3198 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3199 | } |
| 3200 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3201 | HValue* context() { return OperandAt(0); } |
| 3202 | HValue* object() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3203 | Handle<Object> name() const { return name_; } |
| 3204 | |
| 3205 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3206 | return Representation::Tagged(); |
| 3207 | } |
| 3208 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3209 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3210 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3211 | private: |
| 3212 | Handle<Object> name_; |
| 3213 | }; |
| 3214 | |
| 3215 | |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3216 | class HLoadFunctionPrototype: public HUnaryOperation { |
| 3217 | public: |
| 3218 | explicit HLoadFunctionPrototype(HValue* function) |
| 3219 | : HUnaryOperation(function) { |
| 3220 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3221 | SetFlag(kUseGVN); |
| 3222 | SetFlag(kDependsOnCalls); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3223 | } |
| 3224 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3225 | HValue* function() { return OperandAt(0); } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3226 | |
| 3227 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3228 | return Representation::Tagged(); |
| 3229 | } |
| 3230 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3231 | DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype) |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3232 | |
| 3233 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3234 | virtual bool DataEquals(HValue* other) { return true; } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3235 | }; |
| 3236 | |
| 3237 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3238 | class HLoadKeyedFastElement: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3239 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3240 | HLoadKeyedFastElement(HValue* obj, HValue* key) : HBinaryOperation(obj, key) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3241 | set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3242 | SetFlag(kDependsOnArrayElements); |
| 3243 | SetFlag(kUseGVN); |
| 3244 | } |
| 3245 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3246 | HValue* object() { return OperandAt(0); } |
| 3247 | HValue* key() { return OperandAt(1); } |
| 3248 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3249 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3250 | // The key is supposed to be Integer32. |
| 3251 | return (index == 1) ? Representation::Integer32() |
| 3252 | : Representation::Tagged(); |
| 3253 | } |
| 3254 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3255 | virtual void PrintDataTo(StringStream* stream); |
| 3256 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3257 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedFastElement) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3258 | |
| 3259 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3260 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3261 | }; |
| 3262 | |
| 3263 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3264 | class HLoadKeyedSpecializedArrayElement: public HBinaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3265 | public: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3266 | HLoadKeyedSpecializedArrayElement(HValue* external_elements, |
| 3267 | HValue* key, |
| 3268 | ExternalArrayType array_type) |
| 3269 | : HBinaryOperation(external_elements, key), |
| 3270 | array_type_(array_type) { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 3271 | if (array_type == kExternalFloatArray || |
| 3272 | array_type == kExternalDoubleArray) { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3273 | set_representation(Representation::Double()); |
| 3274 | } else { |
| 3275 | set_representation(Representation::Integer32()); |
| 3276 | } |
| 3277 | SetFlag(kDependsOnSpecializedArrayElements); |
| 3278 | // Native code could change the specialized array. |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3279 | SetFlag(kDependsOnCalls); |
| 3280 | SetFlag(kUseGVN); |
| 3281 | } |
| 3282 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3283 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3284 | |
| 3285 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3286 | // The key is supposed to be Integer32, but the base pointer |
| 3287 | // for the element load is a naked pointer. |
| 3288 | return (index == 1) ? Representation::Integer32() |
| 3289 | : Representation::External(); |
| 3290 | } |
| 3291 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3292 | HValue* external_pointer() { return OperandAt(0); } |
| 3293 | HValue* key() { return OperandAt(1); } |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3294 | ExternalArrayType array_type() const { return array_type_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3295 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3296 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedSpecializedArrayElement) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3297 | |
| 3298 | protected: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3299 | virtual bool DataEquals(HValue* other) { |
| 3300 | if (!other->IsLoadKeyedSpecializedArrayElement()) return false; |
| 3301 | HLoadKeyedSpecializedArrayElement* cast_other = |
| 3302 | HLoadKeyedSpecializedArrayElement::cast(other); |
| 3303 | return array_type_ == cast_other->array_type(); |
| 3304 | } |
| 3305 | |
| 3306 | private: |
| 3307 | ExternalArrayType array_type_; |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3308 | }; |
| 3309 | |
| 3310 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3311 | class HLoadKeyedGeneric: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3312 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3313 | HLoadKeyedGeneric(HContext* context, HValue* obj, HValue* key) { |
| 3314 | set_representation(Representation::Tagged()); |
| 3315 | SetOperandAt(0, obj); |
| 3316 | SetOperandAt(1, key); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3317 | SetOperandAt(2, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3318 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3319 | } |
| 3320 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3321 | HValue* object() { return OperandAt(0); } |
| 3322 | HValue* key() { return OperandAt(1); } |
| 3323 | HValue* context() { return OperandAt(2); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3324 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3325 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3326 | |
| 3327 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3328 | return Representation::Tagged(); |
| 3329 | } |
| 3330 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3331 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3332 | }; |
| 3333 | |
| 3334 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3335 | class HStoreNamedField: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3336 | public: |
| 3337 | HStoreNamedField(HValue* obj, |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3338 | Handle<String> name, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3339 | HValue* val, |
| 3340 | bool in_object, |
| 3341 | int offset) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3342 | : HBinaryOperation(obj, val), |
| 3343 | name_(name), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3344 | is_in_object_(in_object), |
| 3345 | offset_(offset) { |
| 3346 | if (is_in_object_) { |
| 3347 | SetFlag(kChangesInobjectFields); |
| 3348 | } else { |
| 3349 | SetFlag(kChangesBackingStoreFields); |
| 3350 | } |
| 3351 | } |
| 3352 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3353 | DECLARE_CONCRETE_INSTRUCTION(StoreNamedField) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3354 | |
| 3355 | virtual Representation RequiredInputRepresentation(int index) const { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3356 | return Representation::Tagged(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3357 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3358 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3359 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3360 | HValue* object() { return OperandAt(0); } |
| 3361 | HValue* value() { return OperandAt(1); } |
| 3362 | |
| 3363 | Handle<String> name() const { return name_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3364 | bool is_in_object() const { return is_in_object_; } |
| 3365 | int offset() const { return offset_; } |
| 3366 | Handle<Map> transition() const { return transition_; } |
| 3367 | void set_transition(Handle<Map> map) { transition_ = map; } |
| 3368 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3369 | bool NeedsWriteBarrier() { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3370 | return StoringValueNeedsWriteBarrier(value()); |
| 3371 | } |
| 3372 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3373 | private: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3374 | Handle<String> name_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3375 | bool is_in_object_; |
| 3376 | int offset_; |
| 3377 | Handle<Map> transition_; |
| 3378 | }; |
| 3379 | |
| 3380 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3381 | class HStoreNamedGeneric: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3382 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3383 | HStoreNamedGeneric(HValue* context, |
| 3384 | HValue* object, |
| 3385 | Handle<String> name, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3386 | HValue* value, |
| 3387 | bool strict_mode) |
| 3388 | : name_(name), |
| 3389 | strict_mode_(strict_mode) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3390 | SetOperandAt(0, object); |
| 3391 | SetOperandAt(1, value); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3392 | SetOperandAt(2, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3393 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3394 | } |
| 3395 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3396 | HValue* object() { return OperandAt(0); } |
| 3397 | HValue* value() { return OperandAt(1); } |
| 3398 | HValue* context() { return OperandAt(2); } |
| 3399 | Handle<String> name() { return name_; } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3400 | bool strict_mode() { return strict_mode_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3401 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3402 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3403 | |
| 3404 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3405 | return Representation::Tagged(); |
| 3406 | } |
| 3407 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3408 | DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3409 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3410 | private: |
| 3411 | Handle<String> name_; |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3412 | bool strict_mode_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3413 | }; |
| 3414 | |
| 3415 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3416 | class HStoreKeyedFastElement: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3417 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3418 | HStoreKeyedFastElement(HValue* obj, HValue* key, HValue* val) { |
| 3419 | SetOperandAt(0, obj); |
| 3420 | SetOperandAt(1, key); |
| 3421 | SetOperandAt(2, val); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3422 | SetFlag(kChangesArrayElements); |
| 3423 | } |
| 3424 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3425 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3426 | // The key is supposed to be Integer32. |
| 3427 | return (index == 1) ? Representation::Integer32() |
| 3428 | : Representation::Tagged(); |
| 3429 | } |
| 3430 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3431 | HValue* object() { return OperandAt(0); } |
| 3432 | HValue* key() { return OperandAt(1); } |
| 3433 | HValue* value() { return OperandAt(2); } |
| 3434 | |
| 3435 | bool NeedsWriteBarrier() { |
| 3436 | return StoringValueNeedsWriteBarrier(value()); |
| 3437 | } |
| 3438 | |
| 3439 | virtual void PrintDataTo(StringStream* stream); |
| 3440 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3441 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedFastElement) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3442 | }; |
| 3443 | |
| 3444 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3445 | class HStoreKeyedSpecializedArrayElement: public HTemplateInstruction<3> { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3446 | public: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3447 | HStoreKeyedSpecializedArrayElement(HValue* external_elements, |
| 3448 | HValue* key, |
| 3449 | HValue* val, |
| 3450 | ExternalArrayType array_type) |
| 3451 | : array_type_(array_type) { |
| 3452 | SetFlag(kChangesSpecializedArrayElements); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3453 | SetOperandAt(0, external_elements); |
| 3454 | SetOperandAt(1, key); |
| 3455 | SetOperandAt(2, val); |
| 3456 | } |
| 3457 | |
| 3458 | virtual void PrintDataTo(StringStream* stream); |
| 3459 | |
| 3460 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3461 | if (index == 0) { |
| 3462 | return Representation::External(); |
| 3463 | } else { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 3464 | if (index == 2 && (array_type() == kExternalFloatArray || |
| 3465 | array_type() == kExternalDoubleArray)) { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3466 | return Representation::Double(); |
| 3467 | } else { |
| 3468 | return Representation::Integer32(); |
| 3469 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3470 | } |
| 3471 | } |
| 3472 | |
| 3473 | HValue* external_pointer() { return OperandAt(0); } |
| 3474 | HValue* key() { return OperandAt(1); } |
| 3475 | HValue* value() { return OperandAt(2); } |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3476 | ExternalArrayType array_type() const { return array_type_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3477 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3478 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedSpecializedArrayElement) |
| 3479 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3480 | private: |
| 3481 | ExternalArrayType array_type_; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3482 | }; |
| 3483 | |
| 3484 | |
| 3485 | class HStoreKeyedGeneric: public HTemplateInstruction<4> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3486 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3487 | HStoreKeyedGeneric(HValue* context, |
| 3488 | HValue* object, |
| 3489 | HValue* key, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3490 | HValue* value, |
| 3491 | bool strict_mode) |
| 3492 | : strict_mode_(strict_mode) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3493 | SetOperandAt(0, object); |
| 3494 | SetOperandAt(1, key); |
| 3495 | SetOperandAt(2, value); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3496 | SetOperandAt(3, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3497 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3498 | } |
| 3499 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3500 | HValue* object() { return OperandAt(0); } |
| 3501 | HValue* key() { return OperandAt(1); } |
| 3502 | HValue* value() { return OperandAt(2); } |
| 3503 | HValue* context() { return OperandAt(3); } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3504 | bool strict_mode() { return strict_mode_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3505 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3506 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3507 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3508 | } |
| 3509 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3510 | virtual void PrintDataTo(StringStream* stream); |
| 3511 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3512 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric) |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3513 | |
| 3514 | private: |
| 3515 | bool strict_mode_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3516 | }; |
| 3517 | |
| 3518 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 3519 | class HStringAdd: public HBinaryOperation { |
| 3520 | public: |
| 3521 | HStringAdd(HValue* left, HValue* right) : HBinaryOperation(left, right) { |
| 3522 | set_representation(Representation::Tagged()); |
| 3523 | SetFlag(kUseGVN); |
| 3524 | SetFlag(kDependsOnMaps); |
| 3525 | } |
| 3526 | |
| 3527 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3528 | return Representation::Tagged(); |
| 3529 | } |
| 3530 | |
| 3531 | virtual HType CalculateInferredType() { |
| 3532 | return HType::String(); |
| 3533 | } |
| 3534 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3535 | DECLARE_CONCRETE_INSTRUCTION(StringAdd) |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 3536 | |
| 3537 | protected: |
| 3538 | virtual bool DataEquals(HValue* other) { return true; } |
| 3539 | }; |
| 3540 | |
| 3541 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3542 | class HStringCharCodeAt: public HBinaryOperation { |
| 3543 | public: |
| 3544 | HStringCharCodeAt(HValue* string, HValue* index) |
| 3545 | : HBinaryOperation(string, index) { |
| 3546 | set_representation(Representation::Integer32()); |
| 3547 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3548 | SetFlag(kDependsOnMaps); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3549 | } |
| 3550 | |
| 3551 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3552 | // The index is supposed to be Integer32. |
| 3553 | return (index == 1) ? Representation::Integer32() |
| 3554 | : Representation::Tagged(); |
| 3555 | } |
| 3556 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3557 | HValue* string() { return OperandAt(0); } |
| 3558 | HValue* index() { return OperandAt(1); } |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3559 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3560 | DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3561 | |
| 3562 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3563 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3564 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3565 | virtual Range* InferRange() { |
| 3566 | return new Range(0, String::kMaxUC16CharCode); |
| 3567 | } |
| 3568 | }; |
| 3569 | |
| 3570 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3571 | class HStringCharFromCode: public HUnaryOperation { |
| 3572 | public: |
| 3573 | explicit HStringCharFromCode(HValue* char_code) : HUnaryOperation(char_code) { |
| 3574 | set_representation(Representation::Tagged()); |
| 3575 | SetFlag(kUseGVN); |
| 3576 | } |
| 3577 | |
| 3578 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3579 | return Representation::Integer32(); |
| 3580 | } |
| 3581 | |
| 3582 | virtual bool DataEquals(HValue* other) { return true; } |
| 3583 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3584 | DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode) |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3585 | }; |
| 3586 | |
| 3587 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3588 | class HStringLength: public HUnaryOperation { |
| 3589 | public: |
| 3590 | explicit HStringLength(HValue* string) : HUnaryOperation(string) { |
| 3591 | set_representation(Representation::Tagged()); |
| 3592 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3593 | SetFlag(kDependsOnMaps); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3594 | } |
| 3595 | |
| 3596 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3597 | return Representation::Tagged(); |
| 3598 | } |
| 3599 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3600 | virtual HType CalculateInferredType() { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3601 | STATIC_ASSERT(String::kMaxLength <= Smi::kMaxValue); |
| 3602 | return HType::Smi(); |
| 3603 | } |
| 3604 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3605 | DECLARE_CONCRETE_INSTRUCTION(StringLength) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3606 | |
| 3607 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3608 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3609 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3610 | virtual Range* InferRange() { |
| 3611 | return new Range(0, String::kMaxLength); |
| 3612 | } |
| 3613 | }; |
| 3614 | |
| 3615 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3616 | template <int V> |
| 3617 | class HMaterializedLiteral: public HTemplateInstruction<V> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3618 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3619 | HMaterializedLiteral<V>(int index, int depth) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3620 | : literal_index_(index), depth_(depth) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3621 | this->set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3622 | } |
| 3623 | |
| 3624 | int literal_index() const { return literal_index_; } |
| 3625 | int depth() const { return depth_; } |
| 3626 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3627 | private: |
| 3628 | int literal_index_; |
| 3629 | int depth_; |
| 3630 | }; |
| 3631 | |
| 3632 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3633 | class HArrayLiteral: public HMaterializedLiteral<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3634 | public: |
| 3635 | HArrayLiteral(Handle<FixedArray> constant_elements, |
| 3636 | int length, |
| 3637 | int literal_index, |
| 3638 | int depth) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3639 | : HMaterializedLiteral<0>(literal_index, depth), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3640 | length_(length), |
| 3641 | constant_elements_(constant_elements) {} |
| 3642 | |
| 3643 | Handle<FixedArray> constant_elements() const { return constant_elements_; } |
| 3644 | int length() const { return length_; } |
| 3645 | |
| 3646 | bool IsCopyOnWrite() const; |
| 3647 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3648 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3649 | return Representation::None(); |
| 3650 | } |
| 3651 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3652 | DECLARE_CONCRETE_INSTRUCTION(ArrayLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3653 | |
| 3654 | private: |
| 3655 | int length_; |
| 3656 | Handle<FixedArray> constant_elements_; |
| 3657 | }; |
| 3658 | |
| 3659 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3660 | class HObjectLiteral: public HMaterializedLiteral<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3661 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3662 | HObjectLiteral(HValue* context, |
| 3663 | Handle<FixedArray> constant_properties, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3664 | bool fast_elements, |
| 3665 | int literal_index, |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3666 | int depth, |
| 3667 | bool has_function) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3668 | : HMaterializedLiteral<1>(literal_index, depth), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3669 | constant_properties_(constant_properties), |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3670 | fast_elements_(fast_elements), |
| 3671 | has_function_(has_function) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3672 | SetOperandAt(0, context); |
| 3673 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3674 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3675 | HValue* context() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3676 | Handle<FixedArray> constant_properties() const { |
| 3677 | return constant_properties_; |
| 3678 | } |
| 3679 | bool fast_elements() const { return fast_elements_; } |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3680 | bool has_function() const { return has_function_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3681 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3682 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3683 | return Representation::Tagged(); |
| 3684 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3685 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3686 | DECLARE_CONCRETE_INSTRUCTION(ObjectLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3687 | |
| 3688 | private: |
| 3689 | Handle<FixedArray> constant_properties_; |
| 3690 | bool fast_elements_; |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3691 | bool has_function_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3692 | }; |
| 3693 | |
| 3694 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3695 | class HRegExpLiteral: public HMaterializedLiteral<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3696 | public: |
| 3697 | HRegExpLiteral(Handle<String> pattern, |
| 3698 | Handle<String> flags, |
| 3699 | int literal_index) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3700 | : HMaterializedLiteral<0>(literal_index, 0), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3701 | pattern_(pattern), |
| 3702 | flags_(flags) { } |
| 3703 | |
| 3704 | Handle<String> pattern() { return pattern_; } |
| 3705 | Handle<String> flags() { return flags_; } |
| 3706 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3707 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3708 | return Representation::None(); |
| 3709 | } |
| 3710 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3711 | DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3712 | |
| 3713 | private: |
| 3714 | Handle<String> pattern_; |
| 3715 | Handle<String> flags_; |
| 3716 | }; |
| 3717 | |
| 3718 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3719 | class HFunctionLiteral: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3720 | public: |
| 3721 | HFunctionLiteral(Handle<SharedFunctionInfo> shared, bool pretenure) |
| 3722 | : shared_info_(shared), pretenure_(pretenure) { |
| 3723 | set_representation(Representation::Tagged()); |
| 3724 | } |
| 3725 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3726 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3727 | return Representation::None(); |
| 3728 | } |
| 3729 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3730 | DECLARE_CONCRETE_INSTRUCTION(FunctionLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3731 | |
| 3732 | Handle<SharedFunctionInfo> shared_info() const { return shared_info_; } |
| 3733 | bool pretenure() const { return pretenure_; } |
| 3734 | |
| 3735 | private: |
| 3736 | Handle<SharedFunctionInfo> shared_info_; |
| 3737 | bool pretenure_; |
| 3738 | }; |
| 3739 | |
| 3740 | |
| 3741 | class HTypeof: public HUnaryOperation { |
| 3742 | public: |
| 3743 | explicit HTypeof(HValue* value) : HUnaryOperation(value) { |
| 3744 | set_representation(Representation::Tagged()); |
| 3745 | } |
| 3746 | |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 3747 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3748 | return Representation::Tagged(); |
| 3749 | } |
| 3750 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3751 | DECLARE_CONCRETE_INSTRUCTION(Typeof) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3752 | }; |
| 3753 | |
| 3754 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3755 | class HToFastProperties: public HUnaryOperation { |
| 3756 | public: |
| 3757 | explicit HToFastProperties(HValue* value) : HUnaryOperation(value) { |
| 3758 | // This instruction is not marked as having side effects, but |
| 3759 | // changes the map of the input operand. Use it only when creating |
| 3760 | // object literals. |
| 3761 | ASSERT(value->IsObjectLiteral()); |
| 3762 | set_representation(Representation::Tagged()); |
| 3763 | } |
| 3764 | |
| 3765 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3766 | return Representation::Tagged(); |
| 3767 | } |
| 3768 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3769 | DECLARE_CONCRETE_INSTRUCTION(ToFastProperties) |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3770 | }; |
| 3771 | |
| 3772 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3773 | class HValueOf: public HUnaryOperation { |
| 3774 | public: |
| 3775 | explicit HValueOf(HValue* value) : HUnaryOperation(value) { |
| 3776 | set_representation(Representation::Tagged()); |
| 3777 | } |
| 3778 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3779 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3780 | return Representation::Tagged(); |
| 3781 | } |
| 3782 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3783 | DECLARE_CONCRETE_INSTRUCTION(ValueOf) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3784 | }; |
| 3785 | |
| 3786 | |
| 3787 | class HDeleteProperty: public HBinaryOperation { |
| 3788 | public: |
| 3789 | HDeleteProperty(HValue* obj, HValue* key) |
| 3790 | : HBinaryOperation(obj, key) { |
| 3791 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3792 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3793 | } |
| 3794 | |
| 3795 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3796 | return Representation::Tagged(); |
| 3797 | } |
| 3798 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3799 | DECLARE_CONCRETE_INSTRUCTION(DeleteProperty) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3800 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3801 | HValue* object() { return left(); } |
| 3802 | HValue* key() { return right(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3803 | }; |
| 3804 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 3805 | |
| 3806 | class HIn: public HTemplateInstruction<2> { |
| 3807 | public: |
| 3808 | HIn(HValue* key, HValue* object) { |
| 3809 | SetOperandAt(0, key); |
| 3810 | SetOperandAt(1, object); |
| 3811 | set_representation(Representation::Tagged()); |
| 3812 | SetAllSideEffects(); |
| 3813 | } |
| 3814 | |
| 3815 | HValue* key() { return OperandAt(0); } |
| 3816 | HValue* object() { return OperandAt(1); } |
| 3817 | |
| 3818 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3819 | return Representation::Tagged(); |
| 3820 | } |
| 3821 | |
| 3822 | virtual HType CalculateInferredType() { |
| 3823 | return HType::Boolean(); |
| 3824 | } |
| 3825 | |
| 3826 | virtual void PrintDataTo(StringStream* stream); |
| 3827 | |
| 3828 | DECLARE_CONCRETE_INSTRUCTION(In) |
| 3829 | }; |
| 3830 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3831 | #undef DECLARE_INSTRUCTION |
| 3832 | #undef DECLARE_CONCRETE_INSTRUCTION |
| 3833 | |
| 3834 | } } // namespace v8::internal |
| 3835 | |
| 3836 | #endif // V8_HYDROGEN_INSTRUCTIONS_H_ |