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 | |
lrn@chromium.org | 1c09276 | 2011-05-09 09:42:16 +0000 | [diff] [blame] | 33 | #include "allocation.h" |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 34 | #include "code-stubs.h" |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 35 | #include "data-flow.h" |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 36 | #include "small-pointer-list.h" |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 37 | #include "string-stream.h" |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 38 | #include "utils.h" |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 39 | #include "zone.h" |
| 40 | |
| 41 | namespace v8 { |
| 42 | namespace internal { |
| 43 | |
| 44 | // Forward declarations. |
| 45 | class HBasicBlock; |
| 46 | class HEnvironment; |
| 47 | class HInstruction; |
| 48 | class HLoopInformation; |
| 49 | class HValue; |
| 50 | class LInstruction; |
| 51 | class LChunkBuilder; |
| 52 | |
| 53 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 54 | #define HYDROGEN_ABSTRACT_INSTRUCTION_LIST(V) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 55 | V(BitwiseBinaryOperation) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 56 | V(ControlInstruction) \ |
| 57 | V(Instruction) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 58 | |
| 59 | |
| 60 | #define HYDROGEN_CONCRETE_INSTRUCTION_LIST(V) \ |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 61 | V(AbnormalExit) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 62 | V(AccessArgumentsAt) \ |
| 63 | V(Add) \ |
| 64 | V(ApplyArguments) \ |
| 65 | V(ArgumentsElements) \ |
| 66 | V(ArgumentsLength) \ |
| 67 | V(ArgumentsObject) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 68 | V(ArrayLiteral) \ |
| 69 | V(BitAnd) \ |
| 70 | V(BitNot) \ |
| 71 | V(BitOr) \ |
| 72 | V(BitXor) \ |
| 73 | V(BlockEntry) \ |
| 74 | V(BoundsCheck) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 75 | V(CallConstantFunction) \ |
| 76 | V(CallFunction) \ |
| 77 | V(CallGlobal) \ |
| 78 | V(CallKeyed) \ |
| 79 | V(CallKnownGlobal) \ |
| 80 | V(CallNamed) \ |
| 81 | V(CallNew) \ |
| 82 | V(CallRuntime) \ |
| 83 | V(CallStub) \ |
| 84 | V(Change) \ |
| 85 | V(CheckFunction) \ |
| 86 | V(CheckInstanceType) \ |
| 87 | V(CheckMap) \ |
| 88 | V(CheckNonSmi) \ |
| 89 | V(CheckPrototypeMaps) \ |
| 90 | V(CheckSmi) \ |
kmillikin@chromium.org | c53e10d | 2011-05-18 09:12:58 +0000 | [diff] [blame] | 91 | V(ClampToUint8) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 92 | V(ClassOfTest) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 93 | V(Compare) \ |
lrn@chromium.org | ac2828d | 2011-06-23 06:29:21 +0000 | [diff] [blame] | 94 | V(CompareObjectEq) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 95 | V(CompareMap) \ |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 96 | V(CompareConstantEq) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 97 | V(Constant) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 98 | V(Context) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 99 | V(DeleteProperty) \ |
| 100 | V(Deoptimize) \ |
| 101 | V(Div) \ |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 102 | V(ElementsKind) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 103 | V(EnterInlined) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 104 | V(ExternalArrayLength) \ |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 105 | V(FixedArrayLength) \ |
kmillikin@chromium.org | c53e10d | 2011-05-18 09:12:58 +0000 | [diff] [blame] | 106 | V(ForceRepresentation) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 107 | V(FunctionLiteral) \ |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 108 | V(GetCachedArrayIndex) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 109 | V(GlobalObject) \ |
| 110 | V(GlobalReceiver) \ |
| 111 | V(Goto) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 112 | V(HasCachedArrayIndex) \ |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 113 | V(HasInstanceType) \ |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 114 | V(In) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 115 | V(InstanceOf) \ |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 116 | V(InstanceOfKnownGlobal) \ |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 117 | V(InvokeFunction) \ |
vegorov@chromium.org | 7304bca | 2011-05-16 12:14:13 +0000 | [diff] [blame] | 118 | V(IsConstructCall) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 119 | V(IsNull) \ |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 120 | V(IsObject) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 121 | V(IsSmi) \ |
vegorov@chromium.org | 7304bca | 2011-05-16 12:14:13 +0000 | [diff] [blame] | 122 | V(IsUndetectable) \ |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 123 | V(JSArrayLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 124 | V(LeaveInlined) \ |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 125 | V(LoadContextSlot) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 126 | V(LoadElements) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 127 | V(LoadExternalArrayPointer) \ |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 128 | V(LoadFunctionPrototype) \ |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 129 | V(LoadGlobalCell) \ |
| 130 | V(LoadGlobalGeneric) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 131 | V(LoadKeyedFastElement) \ |
| 132 | V(LoadKeyedGeneric) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 133 | V(LoadKeyedSpecializedArrayElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 134 | V(LoadNamedField) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 135 | V(LoadNamedFieldPolymorphic) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 136 | V(LoadNamedGeneric) \ |
| 137 | V(Mod) \ |
| 138 | V(Mul) \ |
| 139 | V(ObjectLiteral) \ |
| 140 | V(OsrEntry) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 141 | V(OuterContext) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 142 | V(Parameter) \ |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 143 | V(Power) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 144 | V(PushArgument) \ |
| 145 | V(RegExpLiteral) \ |
| 146 | V(Return) \ |
| 147 | V(Sar) \ |
| 148 | V(Shl) \ |
| 149 | V(Shr) \ |
| 150 | V(Simulate) \ |
jkummerow@chromium.org | e297f59 | 2011-06-08 10:05:15 +0000 | [diff] [blame] | 151 | V(SoftDeoptimize) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 152 | V(StackCheck) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 153 | V(StoreContextSlot) \ |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 154 | V(StoreGlobalCell) \ |
| 155 | V(StoreGlobalGeneric) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 156 | V(StoreKeyedFastElement) \ |
| 157 | V(StoreKeyedGeneric) \ |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 158 | V(StoreKeyedSpecializedArrayElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 159 | V(StoreNamedField) \ |
| 160 | V(StoreNamedGeneric) \ |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 161 | V(StringAdd) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 162 | V(StringCharCodeAt) \ |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 163 | V(StringCharFromCode) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 164 | V(StringLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 165 | V(Sub) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 166 | V(Test) \ |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 167 | V(ThisFunction) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 168 | V(Throw) \ |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 169 | V(ToFastProperties) \ |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 170 | V(ToInt32) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 171 | V(Typeof) \ |
| 172 | V(TypeofIs) \ |
| 173 | V(UnaryMathOperation) \ |
| 174 | V(UnknownOSRValue) \ |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 175 | V(UseConst) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 176 | V(ValueOf) |
| 177 | |
| 178 | #define GVN_FLAG_LIST(V) \ |
| 179 | V(Calls) \ |
| 180 | V(InobjectFields) \ |
| 181 | V(BackingStoreFields) \ |
| 182 | V(ArrayElements) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 183 | V(SpecializedArrayElements) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 184 | V(GlobalVars) \ |
| 185 | V(Maps) \ |
| 186 | V(ArrayLengths) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 187 | V(ContextSlots) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 188 | V(OsrEntries) |
| 189 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 190 | #define DECLARE_ABSTRACT_INSTRUCTION(type) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 191 | virtual bool Is##type() const { return true; } \ |
| 192 | static H##type* cast(HValue* value) { \ |
| 193 | ASSERT(value->Is##type()); \ |
| 194 | return reinterpret_cast<H##type*>(value); \ |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 195 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 196 | |
| 197 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 198 | #define DECLARE_CONCRETE_INSTRUCTION(type) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 199 | virtual LInstruction* CompileToLithium(LChunkBuilder* builder); \ |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 200 | static H##type* cast(HValue* value) { \ |
| 201 | ASSERT(value->Is##type()); \ |
| 202 | return reinterpret_cast<H##type*>(value); \ |
| 203 | } \ |
| 204 | virtual Opcode opcode() const { return HValue::k##type; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 205 | |
| 206 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 207 | class Range: public ZoneObject { |
| 208 | public: |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 209 | Range() |
| 210 | : lower_(kMinInt), |
| 211 | upper_(kMaxInt), |
| 212 | next_(NULL), |
| 213 | can_be_minus_zero_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 214 | |
| 215 | Range(int32_t lower, int32_t upper) |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 216 | : lower_(lower), |
| 217 | upper_(upper), |
| 218 | next_(NULL), |
| 219 | can_be_minus_zero_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 220 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 221 | int32_t upper() const { return upper_; } |
| 222 | int32_t lower() const { return lower_; } |
| 223 | Range* next() const { return next_; } |
| 224 | Range* CopyClearLower() const { return new Range(kMinInt, upper_); } |
| 225 | Range* CopyClearUpper() const { return new Range(lower_, kMaxInt); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 226 | Range* Copy() const { return new Range(lower_, upper_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 227 | int32_t Mask() const; |
| 228 | void set_can_be_minus_zero(bool b) { can_be_minus_zero_ = b; } |
| 229 | bool CanBeMinusZero() const { return CanBeZero() && can_be_minus_zero_; } |
| 230 | bool CanBeZero() const { return upper_ >= 0 && lower_ <= 0; } |
| 231 | bool CanBeNegative() const { return lower_ < 0; } |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 232 | bool Includes(int value) const { return lower_ <= value && upper_ >= value; } |
| 233 | bool IsMostGeneric() const { return lower_ == kMinInt && upper_ == kMaxInt; } |
| 234 | bool IsInSmiRange() const { |
| 235 | return lower_ >= Smi::kMinValue && upper_ <= Smi::kMaxValue; |
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 KeepOrder(); |
| 238 | void Verify() const; |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 239 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 240 | void StackUpon(Range* other) { |
| 241 | Intersect(other); |
| 242 | next_ = other; |
| 243 | } |
| 244 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 245 | void Intersect(Range* other); |
| 246 | void Union(Range* other); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 247 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 248 | void AddConstant(int32_t value); |
| 249 | void Sar(int32_t value); |
| 250 | void Shl(int32_t value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 251 | bool AddAndCheckOverflow(Range* other); |
| 252 | bool SubAndCheckOverflow(Range* other); |
| 253 | bool MulAndCheckOverflow(Range* other); |
| 254 | |
| 255 | private: |
| 256 | int32_t lower_; |
| 257 | int32_t upper_; |
| 258 | Range* next_; |
| 259 | bool can_be_minus_zero_; |
| 260 | }; |
| 261 | |
| 262 | |
| 263 | class Representation { |
| 264 | public: |
| 265 | enum Kind { |
| 266 | kNone, |
| 267 | kTagged, |
| 268 | kDouble, |
| 269 | kInteger32, |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 270 | kExternal, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 271 | kNumRepresentations |
| 272 | }; |
| 273 | |
| 274 | Representation() : kind_(kNone) { } |
| 275 | |
| 276 | static Representation None() { return Representation(kNone); } |
| 277 | static Representation Tagged() { return Representation(kTagged); } |
| 278 | static Representation Integer32() { return Representation(kInteger32); } |
| 279 | static Representation Double() { return Representation(kDouble); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 280 | static Representation External() { return Representation(kExternal); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 281 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 282 | bool Equals(const Representation& other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 283 | return kind_ == other.kind_; |
| 284 | } |
| 285 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 286 | Kind kind() const { return static_cast<Kind>(kind_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 287 | bool IsNone() const { return kind_ == kNone; } |
| 288 | bool IsTagged() const { return kind_ == kTagged; } |
| 289 | bool IsInteger32() const { return kind_ == kInteger32; } |
| 290 | bool IsDouble() const { return kind_ == kDouble; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 291 | bool IsExternal() const { return kind_ == kExternal; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 292 | bool IsSpecialization() const { |
| 293 | return kind_ == kInteger32 || kind_ == kDouble; |
| 294 | } |
| 295 | const char* Mnemonic() const; |
| 296 | |
| 297 | private: |
| 298 | explicit Representation(Kind k) : kind_(k) { } |
| 299 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 300 | // Make sure kind fits in int8. |
| 301 | STATIC_ASSERT(kNumRepresentations <= (1 << kBitsPerByte)); |
| 302 | |
| 303 | int8_t kind_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 304 | }; |
| 305 | |
| 306 | |
| 307 | class HType { |
| 308 | public: |
| 309 | HType() : type_(kUninitialized) { } |
| 310 | |
| 311 | static HType Tagged() { return HType(kTagged); } |
| 312 | static HType TaggedPrimitive() { return HType(kTaggedPrimitive); } |
| 313 | static HType TaggedNumber() { return HType(kTaggedNumber); } |
| 314 | static HType Smi() { return HType(kSmi); } |
| 315 | static HType HeapNumber() { return HType(kHeapNumber); } |
| 316 | static HType String() { return HType(kString); } |
| 317 | static HType Boolean() { return HType(kBoolean); } |
| 318 | static HType NonPrimitive() { return HType(kNonPrimitive); } |
| 319 | static HType JSArray() { return HType(kJSArray); } |
| 320 | static HType JSObject() { return HType(kJSObject); } |
| 321 | static HType Uninitialized() { return HType(kUninitialized); } |
| 322 | |
| 323 | // Return the weakest (least precise) common type. |
| 324 | HType Combine(HType other) { |
| 325 | return HType(static_cast<Type>(type_ & other.type_)); |
| 326 | } |
| 327 | |
| 328 | bool Equals(const HType& other) { |
| 329 | return type_ == other.type_; |
| 330 | } |
| 331 | |
| 332 | bool IsSubtypeOf(const HType& other) { |
| 333 | return Combine(other).Equals(other); |
| 334 | } |
| 335 | |
| 336 | bool IsTagged() { |
| 337 | ASSERT(type_ != kUninitialized); |
| 338 | return ((type_ & kTagged) == kTagged); |
| 339 | } |
| 340 | |
| 341 | bool IsTaggedPrimitive() { |
| 342 | ASSERT(type_ != kUninitialized); |
| 343 | return ((type_ & kTaggedPrimitive) == kTaggedPrimitive); |
| 344 | } |
| 345 | |
| 346 | bool IsTaggedNumber() { |
| 347 | ASSERT(type_ != kUninitialized); |
| 348 | return ((type_ & kTaggedNumber) == kTaggedNumber); |
| 349 | } |
| 350 | |
| 351 | bool IsSmi() { |
| 352 | ASSERT(type_ != kUninitialized); |
| 353 | return ((type_ & kSmi) == kSmi); |
| 354 | } |
| 355 | |
| 356 | bool IsHeapNumber() { |
| 357 | ASSERT(type_ != kUninitialized); |
| 358 | return ((type_ & kHeapNumber) == kHeapNumber); |
| 359 | } |
| 360 | |
| 361 | bool IsString() { |
| 362 | ASSERT(type_ != kUninitialized); |
| 363 | return ((type_ & kString) == kString); |
| 364 | } |
| 365 | |
| 366 | bool IsBoolean() { |
| 367 | ASSERT(type_ != kUninitialized); |
| 368 | return ((type_ & kBoolean) == kBoolean); |
| 369 | } |
| 370 | |
| 371 | bool IsNonPrimitive() { |
| 372 | ASSERT(type_ != kUninitialized); |
| 373 | return ((type_ & kNonPrimitive) == kNonPrimitive); |
| 374 | } |
| 375 | |
| 376 | bool IsJSArray() { |
| 377 | ASSERT(type_ != kUninitialized); |
| 378 | return ((type_ & kJSArray) == kJSArray); |
| 379 | } |
| 380 | |
| 381 | bool IsJSObject() { |
| 382 | ASSERT(type_ != kUninitialized); |
| 383 | return ((type_ & kJSObject) == kJSObject); |
| 384 | } |
| 385 | |
| 386 | bool IsUninitialized() { |
| 387 | return type_ == kUninitialized; |
| 388 | } |
| 389 | |
| 390 | static HType TypeFromValue(Handle<Object> value); |
| 391 | |
| 392 | const char* ToString(); |
| 393 | const char* ToShortString(); |
| 394 | |
| 395 | private: |
| 396 | enum Type { |
| 397 | kTagged = 0x1, // 0000 0000 0000 0001 |
| 398 | kTaggedPrimitive = 0x5, // 0000 0000 0000 0101 |
| 399 | kTaggedNumber = 0xd, // 0000 0000 0000 1101 |
| 400 | kSmi = 0x1d, // 0000 0000 0001 1101 |
| 401 | kHeapNumber = 0x2d, // 0000 0000 0010 1101 |
| 402 | kString = 0x45, // 0000 0000 0100 0101 |
| 403 | kBoolean = 0x85, // 0000 0000 1000 0101 |
| 404 | kNonPrimitive = 0x101, // 0000 0001 0000 0001 |
| 405 | kJSObject = 0x301, // 0000 0011 0000 0001 |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 406 | kJSArray = 0x701, // 0000 0111 0000 0001 |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 407 | kUninitialized = 0x1fff // 0001 1111 1111 1111 |
| 408 | }; |
| 409 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 410 | // Make sure type fits in int16. |
| 411 | STATIC_ASSERT(kUninitialized < (1 << (2 * kBitsPerByte))); |
| 412 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 413 | explicit HType(Type t) : type_(t) { } |
| 414 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 415 | int16_t type_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 416 | }; |
| 417 | |
| 418 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 419 | class HUseListNode: public ZoneObject { |
| 420 | public: |
| 421 | HUseListNode(HValue* value, int index, HUseListNode* tail) |
| 422 | : tail_(tail), value_(value), index_(index) { |
| 423 | } |
| 424 | |
| 425 | HUseListNode* tail() const { return tail_; } |
| 426 | HValue* value() const { return value_; } |
| 427 | int index() const { return index_; } |
| 428 | |
| 429 | void set_tail(HUseListNode* list) { tail_ = list; } |
| 430 | |
| 431 | #ifdef DEBUG |
| 432 | void Zap() { |
| 433 | tail_ = reinterpret_cast<HUseListNode*>(1); |
| 434 | value_ = NULL; |
| 435 | index_ = -1; |
| 436 | } |
| 437 | #endif |
| 438 | |
| 439 | private: |
| 440 | HUseListNode* tail_; |
| 441 | HValue* value_; |
| 442 | int index_; |
| 443 | }; |
| 444 | |
| 445 | |
| 446 | // We reuse use list nodes behind the scenes as uses are added and deleted. |
| 447 | // This class is the safe way to iterate uses while deleting them. |
| 448 | class HUseIterator BASE_EMBEDDED { |
| 449 | public: |
| 450 | bool Done() { return current_ == NULL; } |
| 451 | void Advance(); |
| 452 | |
| 453 | HValue* value() { |
| 454 | ASSERT(!Done()); |
| 455 | return value_; |
| 456 | } |
| 457 | |
| 458 | int index() { |
| 459 | ASSERT(!Done()); |
| 460 | return index_; |
| 461 | } |
| 462 | |
| 463 | private: |
| 464 | explicit HUseIterator(HUseListNode* head); |
| 465 | |
| 466 | HUseListNode* current_; |
| 467 | HUseListNode* next_; |
| 468 | HValue* value_; |
| 469 | int index_; |
| 470 | |
| 471 | friend class HValue; |
| 472 | }; |
| 473 | |
| 474 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 475 | class HValue: public ZoneObject { |
| 476 | public: |
| 477 | static const int kNoNumber = -1; |
| 478 | |
| 479 | // There must be one corresponding kDepends flag for every kChanges flag and |
| 480 | // the order of the kChanges flags must be exactly the same as of the kDepends |
| 481 | // flags. |
| 482 | enum Flag { |
| 483 | // Declare global value numbering flags. |
| 484 | #define DECLARE_DO(type) kChanges##type, kDependsOn##type, |
| 485 | GVN_FLAG_LIST(DECLARE_DO) |
| 486 | #undef DECLARE_DO |
| 487 | kFlexibleRepresentation, |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 488 | // Participate in Global Value Numbering, i.e. elimination of |
| 489 | // unnecessary recomputations. If an instruction sets this flag, it must |
| 490 | // implement DataEquals(), which will be used to determine if other |
| 491 | // occurrences of the instruction are indeed the same. |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 492 | kUseGVN, |
| 493 | kCanOverflow, |
| 494 | kBailoutOnMinusZero, |
| 495 | kCanBeDivByZero, |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 496 | kDeoptimizeOnUndefined, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 497 | kIsArguments, |
| 498 | kTruncatingToInt32, |
| 499 | kLastFlag = kTruncatingToInt32 |
| 500 | }; |
| 501 | |
| 502 | STATIC_ASSERT(kLastFlag < kBitsPerInt); |
| 503 | |
| 504 | static const int kChangesToDependsFlagsLeftShift = 1; |
| 505 | |
| 506 | static int ChangesFlagsMask() { |
| 507 | int result = 0; |
| 508 | // Create changes mask. |
| 509 | #define DECLARE_DO(type) result |= (1 << kChanges##type); |
| 510 | GVN_FLAG_LIST(DECLARE_DO) |
| 511 | #undef DECLARE_DO |
| 512 | return result; |
| 513 | } |
| 514 | |
| 515 | static int DependsFlagsMask() { |
| 516 | return ConvertChangesToDependsFlags(ChangesFlagsMask()); |
| 517 | } |
| 518 | |
| 519 | static int ConvertChangesToDependsFlags(int flags) { |
| 520 | return flags << kChangesToDependsFlagsLeftShift; |
| 521 | } |
| 522 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 523 | static HValue* cast(HValue* value) { return value; } |
| 524 | |
| 525 | enum Opcode { |
| 526 | // Declare a unique enum value for each hydrogen instruction. |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 527 | #define DECLARE_OPCODE(type) k##type, |
| 528 | HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_OPCODE) |
| 529 | kPhi |
| 530 | #undef DECLARE_OPCODE |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 531 | }; |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 532 | virtual Opcode opcode() const = 0; |
| 533 | |
| 534 | // Declare a non-virtual predicates for each concrete HInstruction or HValue. |
| 535 | #define DECLARE_PREDICATE(type) \ |
| 536 | bool Is##type() const { return opcode() == k##type; } |
| 537 | HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_PREDICATE) |
| 538 | #undef DECLARE_PREDICATE |
| 539 | bool IsPhi() const { return opcode() == kPhi; } |
| 540 | |
| 541 | // Declare virtual predicates for abstract HInstruction or HValue |
| 542 | #define DECLARE_PREDICATE(type) \ |
| 543 | virtual bool Is##type() const { return false; } |
| 544 | HYDROGEN_ABSTRACT_INSTRUCTION_LIST(DECLARE_PREDICATE) |
| 545 | #undef DECLARE_PREDICATE |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 546 | |
| 547 | HValue() : block_(NULL), |
| 548 | id_(kNoNumber), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 549 | type_(HType::Tagged()), |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 550 | use_list_(NULL), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 551 | range_(NULL), |
| 552 | flags_(0) {} |
| 553 | virtual ~HValue() {} |
| 554 | |
| 555 | HBasicBlock* block() const { return block_; } |
| 556 | void SetBlock(HBasicBlock* block); |
| 557 | |
| 558 | int id() const { return id_; } |
| 559 | void set_id(int id) { id_ = id; } |
| 560 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 561 | HUseIterator uses() const { return HUseIterator(use_list_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 562 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 563 | virtual bool EmitAtUses() { return false; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 564 | Representation representation() const { return representation_; } |
| 565 | void ChangeRepresentation(Representation r) { |
| 566 | // Representation was already set and is allowed to be changed. |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 567 | ASSERT(!r.IsNone()); |
| 568 | ASSERT(CheckFlag(kFlexibleRepresentation)); |
| 569 | RepresentationChanged(r); |
| 570 | representation_ = r; |
| 571 | } |
vegorov@chromium.org | 7304bca | 2011-05-16 12:14:13 +0000 | [diff] [blame] | 572 | void AssumeRepresentation(Representation r); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 573 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 574 | virtual bool IsConvertibleToInteger() const { return true; } |
| 575 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 576 | HType type() const { return type_; } |
| 577 | void set_type(HType type) { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 578 | ASSERT(HasNoUses()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 579 | type_ = type; |
| 580 | } |
| 581 | |
| 582 | // An operation needs to override this function iff: |
| 583 | // 1) it can produce an int32 output. |
| 584 | // 2) the true value of its output can potentially be minus zero. |
| 585 | // The implementation must set a flag so that it bails out in the case where |
| 586 | // it would otherwise output what should be a minus zero as an int32 zero. |
| 587 | // If the operation also exists in a form that takes int32 and outputs int32 |
| 588 | // then the operation should return its input value so that we can propagate |
| 589 | // back. There are two operations that need to propagate back to more than |
| 590 | // one input. They are phi and binary add. They always return NULL and |
| 591 | // expect the caller to take care of things. |
| 592 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited) { |
| 593 | visited->Add(id()); |
| 594 | return NULL; |
| 595 | } |
| 596 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 597 | bool IsDefinedAfter(HBasicBlock* other) const; |
| 598 | |
| 599 | // Operands. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 600 | virtual int OperandCount() = 0; |
| 601 | virtual HValue* OperandAt(int index) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 602 | void SetOperandAt(int index, HValue* value); |
| 603 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 604 | void DeleteAndReplaceWith(HValue* other); |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 605 | void ReplaceAllUsesWith(HValue* other); |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 606 | bool HasNoUses() const { return use_list_ == NULL; } |
| 607 | bool HasMultipleUses() const { |
| 608 | return use_list_ != NULL && use_list_->tail() != NULL; |
| 609 | } |
| 610 | int UseCount() const; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 611 | void ClearOperands(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 612 | |
| 613 | int flags() const { return flags_; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 614 | void SetFlag(Flag f) { flags_ |= (1 << f); } |
| 615 | void ClearFlag(Flag f) { flags_ &= ~(1 << f); } |
| 616 | bool CheckFlag(Flag f) const { return (flags_ & (1 << f)) != 0; } |
| 617 | |
| 618 | void SetAllSideEffects() { flags_ |= AllSideEffects(); } |
| 619 | void ClearAllSideEffects() { flags_ &= ~AllSideEffects(); } |
| 620 | bool HasSideEffects() const { return (flags_ & AllSideEffects()) != 0; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 621 | |
| 622 | Range* range() const { return range_; } |
| 623 | bool HasRange() const { return range_ != NULL; } |
| 624 | void AddNewRange(Range* r); |
| 625 | void RemoveLastAddedRange(); |
| 626 | void ComputeInitialRange(); |
| 627 | |
| 628 | // Representation helpers. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 629 | virtual Representation RequiredInputRepresentation(int index) const = 0; |
| 630 | |
| 631 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 632 | return representation(); |
| 633 | } |
| 634 | |
| 635 | // This gives the instruction an opportunity to replace itself with an |
| 636 | // instruction that does the same in some better way. To replace an |
| 637 | // instruction with a new one, first add the new instruction to the graph, |
| 638 | // then return it. Return NULL to have the instruction deleted. |
| 639 | virtual HValue* Canonicalize() { return this; } |
| 640 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 641 | bool Equals(HValue* other); |
| 642 | virtual intptr_t Hashcode(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 643 | |
| 644 | // Printing support. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 645 | virtual void PrintTo(StringStream* stream) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 646 | void PrintNameTo(StringStream* stream); |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 647 | void PrintTypeTo(StringStream* stream); |
| 648 | void PrintRangeTo(StringStream* stream); |
| 649 | void PrintChangesTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 650 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 651 | const char* Mnemonic() const; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 652 | |
| 653 | // Updated the inferred type of this instruction and returns true if |
| 654 | // it has changed. |
| 655 | bool UpdateInferredType(); |
| 656 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 657 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 658 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 659 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 660 | virtual void Verify() = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 661 | #endif |
| 662 | |
| 663 | protected: |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 664 | // This function must be overridden for instructions with flag kUseGVN, to |
| 665 | // compare the non-Operand parts of the instruction. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 666 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 667 | UNREACHABLE(); |
| 668 | return false; |
| 669 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 670 | virtual void RepresentationChanged(Representation to) { } |
| 671 | virtual Range* InferRange(); |
| 672 | virtual void DeleteFromGraph() = 0; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 673 | virtual void InternalSetOperandAt(int index, HValue* value) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 674 | void clear_block() { |
| 675 | ASSERT(block_ != NULL); |
| 676 | block_ = NULL; |
| 677 | } |
| 678 | |
| 679 | void set_representation(Representation r) { |
| 680 | // Representation is set-once. |
| 681 | ASSERT(representation_.IsNone() && !r.IsNone()); |
| 682 | representation_ = r; |
| 683 | } |
| 684 | |
| 685 | private: |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 686 | // A flag mask to mark an instruction as having arbitrary side effects. |
| 687 | static int AllSideEffects() { |
| 688 | return ChangesFlagsMask() & ~(1 << kChangesOsrEntries); |
| 689 | } |
| 690 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 691 | // Remove the matching use from the use list if present. Returns the |
| 692 | // removed list node or NULL. |
| 693 | HUseListNode* RemoveUse(HValue* value, int index); |
| 694 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 695 | void RegisterUse(int index, HValue* new_value); |
| 696 | |
| 697 | HBasicBlock* block_; |
| 698 | |
| 699 | // The id of this instruction in the hydrogen graph, assigned when first |
| 700 | // added to the graph. Reflects creation order. |
| 701 | int id_; |
| 702 | |
| 703 | Representation representation_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 704 | HType type_; |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 705 | HUseListNode* use_list_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 706 | Range* range_; |
| 707 | int flags_; |
| 708 | |
| 709 | DISALLOW_COPY_AND_ASSIGN(HValue); |
| 710 | }; |
| 711 | |
| 712 | |
| 713 | class HInstruction: public HValue { |
| 714 | public: |
| 715 | HInstruction* next() const { return next_; } |
| 716 | HInstruction* previous() const { return previous_; } |
| 717 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 718 | virtual void PrintTo(StringStream* stream); |
| 719 | virtual void PrintDataTo(StringStream* stream) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 720 | |
| 721 | bool IsLinked() const { return block() != NULL; } |
| 722 | void Unlink(); |
| 723 | void InsertBefore(HInstruction* next); |
| 724 | void InsertAfter(HInstruction* previous); |
| 725 | |
| 726 | int position() const { return position_; } |
| 727 | bool has_position() const { return position_ != RelocInfo::kNoPosition; } |
| 728 | void set_position(int position) { position_ = position; } |
| 729 | |
| 730 | virtual LInstruction* CompileToLithium(LChunkBuilder* builder) = 0; |
| 731 | |
| 732 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 733 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 734 | #endif |
| 735 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 736 | virtual bool IsCall() { return false; } |
| 737 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 738 | DECLARE_ABSTRACT_INSTRUCTION(Instruction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 739 | |
| 740 | protected: |
| 741 | HInstruction() |
| 742 | : next_(NULL), |
| 743 | previous_(NULL), |
| 744 | position_(RelocInfo::kNoPosition) { |
| 745 | SetFlag(kDependsOnOsrEntries); |
| 746 | } |
| 747 | |
| 748 | virtual void DeleteFromGraph() { Unlink(); } |
| 749 | |
| 750 | private: |
| 751 | void InitializeAsFirst(HBasicBlock* block) { |
| 752 | ASSERT(!IsLinked()); |
| 753 | SetBlock(block); |
| 754 | } |
| 755 | |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 756 | void PrintMnemonicTo(StringStream* stream); |
| 757 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 758 | HInstruction* next_; |
| 759 | HInstruction* previous_; |
| 760 | int position_; |
| 761 | |
| 762 | friend class HBasicBlock; |
| 763 | }; |
| 764 | |
| 765 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 766 | template<int V> |
| 767 | class HTemplateInstruction : public HInstruction { |
| 768 | public: |
| 769 | int OperandCount() { return V; } |
| 770 | HValue* OperandAt(int i) { return inputs_[i]; } |
| 771 | |
| 772 | protected: |
| 773 | void InternalSetOperandAt(int i, HValue* value) { inputs_[i] = value; } |
| 774 | |
| 775 | private: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 776 | EmbeddedContainer<HValue*, V> inputs_; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 777 | }; |
| 778 | |
| 779 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 780 | class HControlInstruction: public HInstruction { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 781 | public: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 782 | virtual HBasicBlock* SuccessorAt(int i) = 0; |
| 783 | virtual int SuccessorCount() = 0; |
| 784 | |
| 785 | virtual void PrintDataTo(StringStream* stream); |
| 786 | |
| 787 | HBasicBlock* FirstSuccessor() { |
| 788 | return SuccessorCount() > 0 ? SuccessorAt(0) : NULL; |
| 789 | } |
| 790 | HBasicBlock* SecondSuccessor() { |
| 791 | return SuccessorCount() > 1 ? SuccessorAt(1) : NULL; |
| 792 | } |
| 793 | |
| 794 | DECLARE_ABSTRACT_INSTRUCTION(ControlInstruction) |
| 795 | }; |
| 796 | |
| 797 | |
| 798 | class HSuccessorIterator BASE_EMBEDDED { |
| 799 | public: |
| 800 | explicit HSuccessorIterator(HControlInstruction* instr) |
| 801 | : instr_(instr), current_(0) { } |
| 802 | |
| 803 | bool Done() { return current_ >= instr_->SuccessorCount(); } |
| 804 | HBasicBlock* Current() { return instr_->SuccessorAt(current_); } |
| 805 | void Advance() { current_++; } |
| 806 | |
| 807 | private: |
| 808 | HControlInstruction* instr_; |
| 809 | int current_; |
| 810 | }; |
| 811 | |
| 812 | |
| 813 | template<int S, int V> |
| 814 | class HTemplateControlInstruction: public HControlInstruction { |
| 815 | public: |
| 816 | int SuccessorCount() { return S; } |
| 817 | HBasicBlock* SuccessorAt(int i) { return successors_[i]; } |
| 818 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 819 | int OperandCount() { return V; } |
| 820 | HValue* OperandAt(int i) { return inputs_[i]; } |
| 821 | |
| 822 | protected: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 823 | void SetSuccessorAt(int i, HBasicBlock* block) { successors_[i] = block; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 824 | void InternalSetOperandAt(int i, HValue* value) { inputs_[i] = value; } |
| 825 | |
| 826 | private: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 827 | EmbeddedContainer<HBasicBlock*, S> successors_; |
| 828 | EmbeddedContainer<HValue*, V> inputs_; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 829 | }; |
| 830 | |
| 831 | |
| 832 | class HBlockEntry: public HTemplateInstruction<0> { |
| 833 | public: |
| 834 | virtual Representation RequiredInputRepresentation(int index) const { |
| 835 | return Representation::None(); |
| 836 | } |
| 837 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 838 | DECLARE_CONCRETE_INSTRUCTION(BlockEntry) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 839 | }; |
| 840 | |
| 841 | |
jkummerow@chromium.org | e297f59 | 2011-06-08 10:05:15 +0000 | [diff] [blame] | 842 | // We insert soft-deoptimize when we hit code with unknown typefeedback, |
| 843 | // so that we get a chance of re-optimizing with useful typefeedback. |
| 844 | // HSoftDeoptimize does not end a basic block as opposed to HDeoptimize. |
| 845 | class HSoftDeoptimize: public HTemplateInstruction<0> { |
| 846 | public: |
| 847 | virtual Representation RequiredInputRepresentation(int index) const { |
| 848 | return Representation::None(); |
| 849 | } |
| 850 | |
| 851 | DECLARE_CONCRETE_INSTRUCTION(SoftDeoptimize) |
| 852 | }; |
| 853 | |
| 854 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 855 | class HDeoptimize: public HControlInstruction { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 856 | public: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 857 | explicit HDeoptimize(int environment_length) : values_(environment_length) { } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 858 | |
| 859 | virtual Representation RequiredInputRepresentation(int index) const { |
| 860 | return Representation::None(); |
| 861 | } |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 862 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 863 | virtual int OperandCount() { return values_.length(); } |
| 864 | virtual HValue* OperandAt(int index) { return values_[index]; } |
jkummerow@chromium.org | e297f59 | 2011-06-08 10:05:15 +0000 | [diff] [blame] | 865 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 866 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 867 | virtual int SuccessorCount() { return 0; } |
| 868 | virtual HBasicBlock* SuccessorAt(int i) { |
| 869 | UNREACHABLE(); |
| 870 | return NULL; |
| 871 | } |
| 872 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 873 | void AddEnvironmentValue(HValue* value) { |
| 874 | values_.Add(NULL); |
| 875 | SetOperandAt(values_.length() - 1, value); |
| 876 | } |
| 877 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 878 | DECLARE_CONCRETE_INSTRUCTION(Deoptimize) |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 879 | |
vegorov@chromium.org | 7304bca | 2011-05-16 12:14:13 +0000 | [diff] [blame] | 880 | enum UseEnvironment { |
| 881 | kNoUses, |
| 882 | kUseAll |
| 883 | }; |
| 884 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 885 | protected: |
| 886 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 887 | values_[index] = value; |
| 888 | } |
| 889 | |
| 890 | private: |
| 891 | ZoneList<HValue*> values_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 892 | }; |
| 893 | |
| 894 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 895 | class HGoto: public HTemplateControlInstruction<1, 0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 896 | public: |
ager@chromium.org | 04921a8 | 2011-06-27 13:21:41 +0000 | [diff] [blame^] | 897 | explicit HGoto(HBasicBlock* target) { |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 898 | SetSuccessorAt(0, target); |
| 899 | } |
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 | virtual Representation RequiredInputRepresentation(int index) const { |
| 902 | return Representation::None(); |
| 903 | } |
| 904 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 905 | DECLARE_CONCRETE_INSTRUCTION(Goto) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 906 | }; |
| 907 | |
| 908 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 909 | class HUnaryControlInstruction: public HTemplateControlInstruction<2, 1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 910 | public: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 911 | HUnaryControlInstruction(HValue* value, |
| 912 | HBasicBlock* true_target, |
| 913 | HBasicBlock* false_target) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 914 | SetOperandAt(0, value); |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 915 | SetSuccessorAt(0, true_target); |
| 916 | SetSuccessorAt(1, false_target); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 917 | } |
| 918 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 919 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 920 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 921 | HValue* value() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 922 | }; |
| 923 | |
| 924 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 925 | class HTest: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 926 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 927 | HTest(HValue* value, HBasicBlock* true_target, HBasicBlock* false_target) |
| 928 | : HUnaryControlInstruction(value, true_target, false_target) { |
| 929 | ASSERT(true_target != NULL && false_target != NULL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 930 | } |
| 931 | |
| 932 | virtual Representation RequiredInputRepresentation(int index) const { |
| 933 | return Representation::None(); |
| 934 | } |
| 935 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 936 | DECLARE_CONCRETE_INSTRUCTION(Test) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 937 | }; |
| 938 | |
| 939 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 940 | class HCompareMap: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 941 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 942 | HCompareMap(HValue* value, |
| 943 | Handle<Map> map, |
| 944 | HBasicBlock* true_target, |
| 945 | HBasicBlock* false_target) |
| 946 | : HUnaryControlInstruction(value, true_target, false_target), |
| 947 | map_(map) { |
| 948 | ASSERT(true_target != NULL); |
| 949 | ASSERT(false_target != NULL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 950 | ASSERT(!map.is_null()); |
| 951 | } |
| 952 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 953 | virtual void PrintDataTo(StringStream* stream); |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 954 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 955 | Handle<Map> map() const { return map_; } |
| 956 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 957 | virtual Representation RequiredInputRepresentation(int index) const { |
| 958 | return Representation::Tagged(); |
| 959 | } |
| 960 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 961 | DECLARE_CONCRETE_INSTRUCTION(CompareMap) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 962 | |
| 963 | private: |
| 964 | Handle<Map> map_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 965 | }; |
| 966 | |
| 967 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 968 | class HReturn: public HTemplateControlInstruction<0, 1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 969 | public: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 970 | explicit HReturn(HValue* value) { |
| 971 | SetOperandAt(0, value); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 972 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 973 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 974 | virtual Representation RequiredInputRepresentation(int index) const { |
| 975 | return Representation::Tagged(); |
| 976 | } |
| 977 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 978 | virtual void PrintDataTo(StringStream* stream); |
| 979 | |
| 980 | HValue* value() { return OperandAt(0); } |
| 981 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 982 | DECLARE_CONCRETE_INSTRUCTION(Return) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 983 | }; |
| 984 | |
| 985 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 986 | class HAbnormalExit: public HTemplateControlInstruction<0, 0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 987 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 988 | virtual Representation RequiredInputRepresentation(int index) const { |
| 989 | return Representation::None(); |
| 990 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 991 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 992 | DECLARE_CONCRETE_INSTRUCTION(AbnormalExit) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 993 | }; |
| 994 | |
| 995 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 996 | class HUnaryOperation: public HTemplateInstruction<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 997 | public: |
| 998 | explicit HUnaryOperation(HValue* value) { |
| 999 | SetOperandAt(0, value); |
| 1000 | } |
| 1001 | |
ricow@chromium.org | c54d365 | 2011-05-30 09:20:16 +0000 | [diff] [blame] | 1002 | static HUnaryOperation* cast(HValue* value) { |
| 1003 | return reinterpret_cast<HUnaryOperation*>(value); |
| 1004 | } |
| 1005 | |
| 1006 | virtual bool CanTruncateToInt32() const { |
| 1007 | return CheckFlag(kTruncatingToInt32); |
| 1008 | } |
| 1009 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1010 | HValue* value() { return OperandAt(0); } |
| 1011 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1012 | }; |
| 1013 | |
| 1014 | |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 1015 | class HThrow: public HUnaryOperation { |
| 1016 | public: |
| 1017 | explicit HThrow(HValue* value) : HUnaryOperation(value) { |
| 1018 | SetAllSideEffects(); |
| 1019 | } |
| 1020 | |
| 1021 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1022 | return Representation::Tagged(); |
| 1023 | } |
| 1024 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1025 | DECLARE_CONCRETE_INSTRUCTION(Throw) |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 1026 | }; |
| 1027 | |
| 1028 | |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 1029 | class HUseConst: public HUnaryOperation { |
| 1030 | public: |
| 1031 | explicit HUseConst(HValue* old_value) : HUnaryOperation(old_value) { } |
| 1032 | |
| 1033 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1034 | return Representation::None(); |
| 1035 | } |
| 1036 | |
| 1037 | DECLARE_CONCRETE_INSTRUCTION(UseConst) |
| 1038 | }; |
| 1039 | |
| 1040 | |
kmillikin@chromium.org | c53e10d | 2011-05-18 09:12:58 +0000 | [diff] [blame] | 1041 | class HForceRepresentation: public HTemplateInstruction<1> { |
| 1042 | public: |
| 1043 | HForceRepresentation(HValue* value, Representation required_representation) { |
| 1044 | SetOperandAt(0, value); |
| 1045 | set_representation(required_representation); |
| 1046 | } |
| 1047 | |
| 1048 | HValue* value() { return OperandAt(0); } |
| 1049 | |
| 1050 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 1051 | |
| 1052 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1053 | return representation(); // Same as the output representation. |
| 1054 | } |
| 1055 | |
| 1056 | DECLARE_CONCRETE_INSTRUCTION(ForceRepresentation) |
| 1057 | }; |
| 1058 | |
| 1059 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1060 | class HChange: public HUnaryOperation { |
| 1061 | public: |
| 1062 | HChange(HValue* value, |
| 1063 | Representation from, |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1064 | Representation to, |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 1065 | bool is_truncating, |
| 1066 | bool deoptimize_on_undefined) |
| 1067 | : HUnaryOperation(value), |
| 1068 | from_(from), |
| 1069 | deoptimize_on_undefined_(deoptimize_on_undefined) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1070 | ASSERT(!from.IsNone() && !to.IsNone()); |
| 1071 | ASSERT(!from.Equals(to)); |
| 1072 | set_representation(to); |
| 1073 | SetFlag(kUseGVN); |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1074 | if (is_truncating) SetFlag(kTruncatingToInt32); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1075 | if (from.IsInteger32() && to.IsTagged() && value->range() != NULL && |
| 1076 | value->range()->IsInSmiRange()) { |
| 1077 | set_type(HType::Smi()); |
| 1078 | } |
| 1079 | } |
| 1080 | |
| 1081 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 1082 | |
| 1083 | Representation from() const { return from_; } |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 1084 | Representation to() const { return representation(); } |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 1085 | bool deoptimize_on_undefined() const { return deoptimize_on_undefined_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1086 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1087 | return from_; |
| 1088 | } |
| 1089 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1090 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1091 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1092 | DECLARE_CONCRETE_INSTRUCTION(Change) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1093 | |
| 1094 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1095 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1096 | if (!other->IsChange()) return false; |
| 1097 | HChange* change = HChange::cast(other); |
| 1098 | return value() == change->value() |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 1099 | && to().Equals(change->to()) |
| 1100 | && deoptimize_on_undefined() == change->deoptimize_on_undefined(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1101 | } |
| 1102 | |
| 1103 | private: |
| 1104 | Representation from_; |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 1105 | bool deoptimize_on_undefined_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1106 | }; |
| 1107 | |
| 1108 | |
kmillikin@chromium.org | c53e10d | 2011-05-18 09:12:58 +0000 | [diff] [blame] | 1109 | class HClampToUint8: public HUnaryOperation { |
| 1110 | public: |
| 1111 | explicit HClampToUint8(HValue* value) |
| 1112 | : HUnaryOperation(value), |
| 1113 | input_rep_(Representation::None()) { |
| 1114 | SetFlag(kFlexibleRepresentation); |
| 1115 | set_representation(Representation::Tagged()); |
| 1116 | SetFlag(kUseGVN); |
| 1117 | } |
| 1118 | |
| 1119 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1120 | return input_rep_; |
| 1121 | } |
| 1122 | |
| 1123 | virtual Representation InferredRepresentation() { |
| 1124 | // TODO(danno): Inference on input types should happen separately from |
| 1125 | // return representation. |
| 1126 | Representation new_rep = value()->representation(); |
| 1127 | if (input_rep_.IsNone()) { |
| 1128 | if (!new_rep.IsNone()) { |
| 1129 | input_rep_ = new_rep; |
| 1130 | return Representation::Integer32(); |
| 1131 | } else { |
| 1132 | return Representation::None(); |
| 1133 | } |
| 1134 | } else { |
| 1135 | return Representation::Integer32(); |
| 1136 | } |
| 1137 | } |
| 1138 | |
| 1139 | DECLARE_CONCRETE_INSTRUCTION(ClampToUint8) |
| 1140 | |
| 1141 | protected: |
| 1142 | virtual bool DataEquals(HValue* other) { return true; } |
| 1143 | |
| 1144 | private: |
| 1145 | Representation input_rep_; |
| 1146 | }; |
| 1147 | |
| 1148 | |
ricow@chromium.org | c54d365 | 2011-05-30 09:20:16 +0000 | [diff] [blame] | 1149 | class HToInt32: public HUnaryOperation { |
| 1150 | public: |
| 1151 | explicit HToInt32(HValue* value) |
| 1152 | : HUnaryOperation(value) { |
| 1153 | set_representation(Representation::Integer32()); |
| 1154 | SetFlag(kUseGVN); |
| 1155 | } |
| 1156 | |
| 1157 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1158 | return Representation::None(); |
| 1159 | } |
| 1160 | |
| 1161 | virtual bool CanTruncateToInt32() const { |
| 1162 | return true; |
| 1163 | } |
| 1164 | |
| 1165 | virtual HValue* Canonicalize() { |
| 1166 | if (value()->representation().IsInteger32()) { |
| 1167 | return value(); |
| 1168 | } else { |
| 1169 | return this; |
| 1170 | } |
| 1171 | } |
| 1172 | |
| 1173 | DECLARE_CONCRETE_INSTRUCTION(ToInt32) |
| 1174 | |
| 1175 | protected: |
| 1176 | virtual bool DataEquals(HValue* other) { return true; } |
| 1177 | }; |
| 1178 | |
| 1179 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1180 | class HSimulate: public HInstruction { |
| 1181 | public: |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 1182 | HSimulate(int ast_id, int pop_count) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1183 | : ast_id_(ast_id), |
| 1184 | pop_count_(pop_count), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1185 | values_(2), |
| 1186 | assigned_indexes_(2) {} |
| 1187 | virtual ~HSimulate() {} |
| 1188 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1189 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1190 | |
| 1191 | bool HasAstId() const { return ast_id_ != AstNode::kNoNumber; } |
| 1192 | int ast_id() const { return ast_id_; } |
| 1193 | void set_ast_id(int id) { |
| 1194 | ASSERT(!HasAstId()); |
| 1195 | ast_id_ = id; |
| 1196 | } |
| 1197 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1198 | int pop_count() const { return pop_count_; } |
| 1199 | const ZoneList<HValue*>* values() const { return &values_; } |
| 1200 | int GetAssignedIndexAt(int index) const { |
| 1201 | ASSERT(HasAssignedIndexAt(index)); |
| 1202 | return assigned_indexes_[index]; |
| 1203 | } |
| 1204 | bool HasAssignedIndexAt(int index) const { |
| 1205 | return assigned_indexes_[index] != kNoIndex; |
| 1206 | } |
| 1207 | void AddAssignedValue(int index, HValue* value) { |
| 1208 | AddValue(index, value); |
| 1209 | } |
| 1210 | void AddPushedValue(HValue* value) { |
| 1211 | AddValue(kNoIndex, value); |
| 1212 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1213 | virtual int OperandCount() { return values_.length(); } |
| 1214 | virtual HValue* OperandAt(int index) { return values_[index]; } |
| 1215 | |
| 1216 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1217 | return Representation::None(); |
| 1218 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1219 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1220 | DECLARE_CONCRETE_INSTRUCTION(Simulate) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1221 | |
| 1222 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1223 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1224 | #endif |
| 1225 | |
| 1226 | protected: |
| 1227 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 1228 | values_[index] = value; |
| 1229 | } |
| 1230 | |
| 1231 | private: |
| 1232 | static const int kNoIndex = -1; |
| 1233 | void AddValue(int index, HValue* value) { |
| 1234 | assigned_indexes_.Add(index); |
| 1235 | // Resize the list of pushed values. |
| 1236 | values_.Add(NULL); |
| 1237 | // Set the operand through the base method in HValue to make sure that the |
| 1238 | // use lists are correctly updated. |
| 1239 | SetOperandAt(values_.length() - 1, value); |
| 1240 | } |
| 1241 | int ast_id_; |
| 1242 | int pop_count_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1243 | ZoneList<HValue*> values_; |
| 1244 | ZoneList<int> assigned_indexes_; |
| 1245 | }; |
| 1246 | |
| 1247 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1248 | class HStackCheck: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1249 | public: |
ager@chromium.org | 04921a8 | 2011-06-27 13:21:41 +0000 | [diff] [blame^] | 1250 | enum Type { |
| 1251 | kFunctionEntry, |
| 1252 | kBackwardsBranch |
| 1253 | }; |
| 1254 | |
| 1255 | explicit HStackCheck(Type type) : type_(type) { } |
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 Representation RequiredInputRepresentation(int index) const { |
| 1258 | return Representation::None(); |
| 1259 | } |
| 1260 | |
ager@chromium.org | 04921a8 | 2011-06-27 13:21:41 +0000 | [diff] [blame^] | 1261 | void Eliminate() { |
| 1262 | // The stack check eliminator might try to eliminate the same stack |
| 1263 | // check instruction multiple times. |
| 1264 | if (IsLinked()) { |
| 1265 | DeleteFromGraph(); |
| 1266 | } |
| 1267 | } |
| 1268 | |
| 1269 | bool is_function_entry() { return type_ == kFunctionEntry; } |
| 1270 | bool is_backwards_branch() { return type_ == kBackwardsBranch; } |
| 1271 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1272 | DECLARE_CONCRETE_INSTRUCTION(StackCheck) |
ager@chromium.org | 04921a8 | 2011-06-27 13:21:41 +0000 | [diff] [blame^] | 1273 | |
| 1274 | private: |
| 1275 | Type type_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1276 | }; |
| 1277 | |
| 1278 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1279 | class HEnterInlined: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1280 | public: |
danno@chromium.org | 40cb878 | 2011-05-25 07:58:50 +0000 | [diff] [blame] | 1281 | HEnterInlined(Handle<JSFunction> closure, |
| 1282 | FunctionLiteral* function, |
| 1283 | CallKind call_kind) |
| 1284 | : closure_(closure), |
| 1285 | function_(function), |
| 1286 | call_kind_(call_kind) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1287 | } |
| 1288 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1289 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1290 | |
| 1291 | Handle<JSFunction> closure() const { return closure_; } |
| 1292 | FunctionLiteral* function() const { return function_; } |
danno@chromium.org | 40cb878 | 2011-05-25 07:58:50 +0000 | [diff] [blame] | 1293 | CallKind call_kind() const { return call_kind_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +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::None(); |
| 1297 | } |
| 1298 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1299 | DECLARE_CONCRETE_INSTRUCTION(EnterInlined) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1300 | |
| 1301 | private: |
| 1302 | Handle<JSFunction> closure_; |
| 1303 | FunctionLiteral* function_; |
danno@chromium.org | 40cb878 | 2011-05-25 07:58:50 +0000 | [diff] [blame] | 1304 | CallKind call_kind_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1305 | }; |
| 1306 | |
| 1307 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1308 | class HLeaveInlined: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1309 | public: |
| 1310 | HLeaveInlined() {} |
| 1311 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1312 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1313 | return Representation::None(); |
| 1314 | } |
| 1315 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1316 | DECLARE_CONCRETE_INSTRUCTION(LeaveInlined) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1317 | }; |
| 1318 | |
| 1319 | |
| 1320 | class HPushArgument: public HUnaryOperation { |
| 1321 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1322 | explicit HPushArgument(HValue* value) : HUnaryOperation(value) { |
| 1323 | set_representation(Representation::Tagged()); |
| 1324 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1325 | |
| 1326 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1327 | return Representation::Tagged(); |
| 1328 | } |
| 1329 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1330 | HValue* argument() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1331 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1332 | DECLARE_CONCRETE_INSTRUCTION(PushArgument) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1333 | }; |
| 1334 | |
| 1335 | |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 1336 | class HThisFunction: public HTemplateInstruction<0> { |
| 1337 | public: |
| 1338 | HThisFunction() { |
| 1339 | set_representation(Representation::Tagged()); |
| 1340 | SetFlag(kUseGVN); |
| 1341 | } |
| 1342 | |
| 1343 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1344 | return Representation::None(); |
| 1345 | } |
| 1346 | |
| 1347 | DECLARE_CONCRETE_INSTRUCTION(ThisFunction) |
| 1348 | |
| 1349 | protected: |
| 1350 | virtual bool DataEquals(HValue* other) { return true; } |
| 1351 | }; |
| 1352 | |
| 1353 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1354 | class HContext: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1355 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1356 | HContext() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1357 | set_representation(Representation::Tagged()); |
| 1358 | SetFlag(kUseGVN); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1359 | } |
| 1360 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1361 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1362 | return Representation::None(); |
| 1363 | } |
| 1364 | |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 1365 | DECLARE_CONCRETE_INSTRUCTION(Context) |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1366 | |
| 1367 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1368 | virtual bool DataEquals(HValue* other) { return true; } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1369 | }; |
| 1370 | |
| 1371 | |
| 1372 | class HOuterContext: public HUnaryOperation { |
| 1373 | public: |
| 1374 | explicit HOuterContext(HValue* inner) : HUnaryOperation(inner) { |
| 1375 | set_representation(Representation::Tagged()); |
| 1376 | SetFlag(kUseGVN); |
| 1377 | } |
| 1378 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1379 | DECLARE_CONCRETE_INSTRUCTION(OuterContext); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1380 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1381 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1382 | return Representation::Tagged(); |
| 1383 | } |
| 1384 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1385 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1386 | virtual bool DataEquals(HValue* other) { return true; } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1387 | }; |
| 1388 | |
| 1389 | |
| 1390 | class HGlobalObject: public HUnaryOperation { |
| 1391 | public: |
| 1392 | explicit HGlobalObject(HValue* context) : HUnaryOperation(context) { |
| 1393 | set_representation(Representation::Tagged()); |
| 1394 | SetFlag(kUseGVN); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1395 | } |
| 1396 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1397 | DECLARE_CONCRETE_INSTRUCTION(GlobalObject) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1398 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1399 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1400 | return Representation::Tagged(); |
| 1401 | } |
| 1402 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1403 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1404 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1405 | }; |
| 1406 | |
| 1407 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1408 | class HGlobalReceiver: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1409 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1410 | explicit HGlobalReceiver(HValue* global_object) |
| 1411 | : HUnaryOperation(global_object) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1412 | set_representation(Representation::Tagged()); |
| 1413 | SetFlag(kUseGVN); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1414 | } |
| 1415 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1416 | DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1417 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1418 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1419 | return Representation::Tagged(); |
| 1420 | } |
| 1421 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1422 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1423 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1424 | }; |
| 1425 | |
| 1426 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1427 | template <int V> |
| 1428 | class HCall: public HTemplateInstruction<V> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1429 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1430 | // The argument count includes the receiver. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1431 | explicit HCall<V>(int argument_count) : argument_count_(argument_count) { |
| 1432 | this->set_representation(Representation::Tagged()); |
| 1433 | this->SetAllSideEffects(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1434 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1435 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1436 | virtual HType CalculateInferredType() { return HType::Tagged(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1437 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1438 | virtual int argument_count() const { return argument_count_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1439 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1440 | virtual bool IsCall() { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1441 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1442 | private: |
| 1443 | int argument_count_; |
| 1444 | }; |
| 1445 | |
| 1446 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1447 | class HUnaryCall: public HCall<1> { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1448 | public: |
| 1449 | HUnaryCall(HValue* value, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1450 | : HCall<1>(argument_count) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1451 | SetOperandAt(0, value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1452 | } |
| 1453 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1454 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1455 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1456 | } |
| 1457 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1458 | virtual void PrintDataTo(StringStream* stream); |
| 1459 | |
| 1460 | HValue* value() { return OperandAt(0); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1461 | }; |
| 1462 | |
| 1463 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1464 | class HBinaryCall: public HCall<2> { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1465 | public: |
| 1466 | HBinaryCall(HValue* first, HValue* second, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1467 | : HCall<2>(argument_count) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1468 | SetOperandAt(0, first); |
| 1469 | SetOperandAt(1, second); |
| 1470 | } |
| 1471 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1472 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1473 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1474 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1475 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1476 | } |
| 1477 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1478 | HValue* first() { return OperandAt(0); } |
| 1479 | HValue* second() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1480 | }; |
| 1481 | |
| 1482 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1483 | class HInvokeFunction: public HBinaryCall { |
| 1484 | public: |
| 1485 | HInvokeFunction(HValue* context, HValue* function, int argument_count) |
| 1486 | : HBinaryCall(context, function, argument_count) { |
| 1487 | } |
| 1488 | |
| 1489 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1490 | return Representation::Tagged(); |
| 1491 | } |
| 1492 | |
| 1493 | HValue* context() { return first(); } |
| 1494 | HValue* function() { return second(); } |
| 1495 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1496 | DECLARE_CONCRETE_INSTRUCTION(InvokeFunction) |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1497 | }; |
| 1498 | |
| 1499 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1500 | class HCallConstantFunction: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1501 | public: |
| 1502 | HCallConstantFunction(Handle<JSFunction> function, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1503 | : HCall<0>(argument_count), function_(function) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1504 | |
| 1505 | Handle<JSFunction> function() const { return function_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1506 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1507 | bool IsApplyFunction() const { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1508 | return function_->code() == |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1509 | Isolate::Current()->builtins()->builtin(Builtins::kFunctionApply); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1510 | } |
| 1511 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1512 | virtual void PrintDataTo(StringStream* stream); |
| 1513 | |
| 1514 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1515 | return Representation::None(); |
| 1516 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1517 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1518 | DECLARE_CONCRETE_INSTRUCTION(CallConstantFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1519 | |
| 1520 | private: |
| 1521 | Handle<JSFunction> function_; |
| 1522 | }; |
| 1523 | |
| 1524 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1525 | class HCallKeyed: public HBinaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1526 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1527 | HCallKeyed(HValue* context, HValue* key, int argument_count) |
| 1528 | : HBinaryCall(context, key, argument_count) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1529 | } |
| 1530 | |
| 1531 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1532 | return Representation::Tagged(); |
| 1533 | } |
| 1534 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1535 | HValue* context() { return first(); } |
| 1536 | HValue* key() { return second(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1537 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1538 | DECLARE_CONCRETE_INSTRUCTION(CallKeyed) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1539 | }; |
| 1540 | |
| 1541 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1542 | class HCallNamed: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1543 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1544 | HCallNamed(HValue* context, Handle<String> name, int argument_count) |
| 1545 | : HUnaryCall(context, argument_count), name_(name) { |
| 1546 | } |
| 1547 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1548 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1549 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1550 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1551 | Handle<String> name() const { return name_; } |
| 1552 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1553 | DECLARE_CONCRETE_INSTRUCTION(CallNamed) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1554 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1555 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1556 | return Representation::Tagged(); |
| 1557 | } |
| 1558 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1559 | private: |
| 1560 | Handle<String> name_; |
| 1561 | }; |
| 1562 | |
| 1563 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1564 | class HCallFunction: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1565 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1566 | HCallFunction(HValue* context, int argument_count) |
| 1567 | : HUnaryCall(context, argument_count) { |
| 1568 | } |
| 1569 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1570 | HValue* context() { return value(); } |
| 1571 | |
| 1572 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1573 | return Representation::Tagged(); |
| 1574 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1575 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1576 | DECLARE_CONCRETE_INSTRUCTION(CallFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1577 | }; |
| 1578 | |
| 1579 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1580 | class HCallGlobal: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1581 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1582 | HCallGlobal(HValue* context, Handle<String> name, int argument_count) |
| 1583 | : HUnaryCall(context, argument_count), name_(name) { |
| 1584 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1585 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1586 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1587 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1588 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1589 | Handle<String> name() const { return name_; } |
| 1590 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1591 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1592 | return Representation::Tagged(); |
| 1593 | } |
| 1594 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1595 | DECLARE_CONCRETE_INSTRUCTION(CallGlobal) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1596 | |
| 1597 | private: |
| 1598 | Handle<String> name_; |
| 1599 | }; |
| 1600 | |
| 1601 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1602 | class HCallKnownGlobal: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1603 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1604 | HCallKnownGlobal(Handle<JSFunction> target, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1605 | : HCall<0>(argument_count), target_(target) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1606 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1607 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1608 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1609 | Handle<JSFunction> target() const { return target_; } |
| 1610 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1611 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1612 | return Representation::None(); |
| 1613 | } |
| 1614 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1615 | DECLARE_CONCRETE_INSTRUCTION(CallKnownGlobal) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1616 | |
| 1617 | private: |
| 1618 | Handle<JSFunction> target_; |
| 1619 | }; |
| 1620 | |
| 1621 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1622 | class HCallNew: public HBinaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1623 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1624 | HCallNew(HValue* context, HValue* constructor, int argument_count) |
| 1625 | : HBinaryCall(context, constructor, argument_count) { |
| 1626 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1627 | |
| 1628 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1629 | return Representation::Tagged(); |
| 1630 | } |
| 1631 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1632 | HValue* context() { return first(); } |
| 1633 | HValue* constructor() { return second(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1634 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1635 | DECLARE_CONCRETE_INSTRUCTION(CallNew) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1636 | }; |
| 1637 | |
| 1638 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1639 | class HCallRuntime: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1640 | public: |
| 1641 | HCallRuntime(Handle<String> name, |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1642 | const Runtime::Function* c_function, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1643 | int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1644 | : HCall<0>(argument_count), c_function_(c_function), name_(name) { } |
| 1645 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1646 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1647 | const Runtime::Function* function() const { return c_function_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1648 | Handle<String> name() const { return name_; } |
| 1649 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1650 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1651 | return Representation::None(); |
| 1652 | } |
| 1653 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1654 | DECLARE_CONCRETE_INSTRUCTION(CallRuntime) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1655 | |
| 1656 | private: |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1657 | const Runtime::Function* c_function_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1658 | Handle<String> name_; |
| 1659 | }; |
| 1660 | |
| 1661 | |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1662 | class HJSArrayLength: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1663 | public: |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1664 | explicit HJSArrayLength(HValue* value) : HUnaryOperation(value) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1665 | // The length of an array is stored as a tagged value in the array |
| 1666 | // object. It is guaranteed to be 32 bit integer, but it can be |
| 1667 | // represented as either a smi or heap number. |
| 1668 | set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1669 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1670 | SetFlag(kDependsOnArrayLengths); |
| 1671 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1672 | } |
| 1673 | |
| 1674 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1675 | return Representation::Tagged(); |
| 1676 | } |
| 1677 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1678 | DECLARE_CONCRETE_INSTRUCTION(JSArrayLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1679 | |
| 1680 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1681 | virtual bool DataEquals(HValue* other) { return true; } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1682 | }; |
| 1683 | |
| 1684 | |
| 1685 | class HFixedArrayLength: public HUnaryOperation { |
| 1686 | public: |
| 1687 | explicit HFixedArrayLength(HValue* value) : HUnaryOperation(value) { |
| 1688 | set_representation(Representation::Tagged()); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1689 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1690 | SetFlag(kDependsOnArrayLengths); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1691 | } |
| 1692 | |
| 1693 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1694 | return Representation::Tagged(); |
| 1695 | } |
| 1696 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1697 | DECLARE_CONCRETE_INSTRUCTION(FixedArrayLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1698 | |
| 1699 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1700 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1701 | }; |
| 1702 | |
| 1703 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1704 | class HExternalArrayLength: public HUnaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1705 | public: |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1706 | explicit HExternalArrayLength(HValue* value) : HUnaryOperation(value) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1707 | set_representation(Representation::Integer32()); |
| 1708 | // The result of this instruction is idempotent as long as its inputs don't |
| 1709 | // change. The length of a pixel array cannot change once set, so it's not |
| 1710 | // necessary to introduce a kDependsOnArrayLengths or any other dependency. |
| 1711 | SetFlag(kUseGVN); |
| 1712 | } |
| 1713 | |
| 1714 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1715 | return Representation::Tagged(); |
| 1716 | } |
| 1717 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1718 | DECLARE_CONCRETE_INSTRUCTION(ExternalArrayLength) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1719 | |
| 1720 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1721 | virtual bool DataEquals(HValue* other) { return true; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1722 | }; |
| 1723 | |
| 1724 | |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 1725 | class HElementsKind: public HUnaryOperation { |
| 1726 | public: |
| 1727 | explicit HElementsKind(HValue* value) : HUnaryOperation(value) { |
| 1728 | set_representation(Representation::Integer32()); |
| 1729 | SetFlag(kUseGVN); |
| 1730 | SetFlag(kDependsOnMaps); |
| 1731 | } |
| 1732 | |
| 1733 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1734 | return Representation::Tagged(); |
| 1735 | } |
| 1736 | |
| 1737 | DECLARE_CONCRETE_INSTRUCTION(ElementsKind) |
| 1738 | |
| 1739 | protected: |
| 1740 | virtual bool DataEquals(HValue* other) { return true; } |
| 1741 | }; |
| 1742 | |
| 1743 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1744 | class HBitNot: public HUnaryOperation { |
| 1745 | public: |
| 1746 | explicit HBitNot(HValue* value) : HUnaryOperation(value) { |
| 1747 | set_representation(Representation::Integer32()); |
| 1748 | SetFlag(kUseGVN); |
| 1749 | SetFlag(kTruncatingToInt32); |
| 1750 | } |
| 1751 | |
| 1752 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1753 | return Representation::Integer32(); |
| 1754 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1755 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1756 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1757 | DECLARE_CONCRETE_INSTRUCTION(BitNot) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1758 | |
| 1759 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1760 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1761 | }; |
| 1762 | |
| 1763 | |
| 1764 | class HUnaryMathOperation: public HUnaryOperation { |
| 1765 | public: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1766 | HUnaryMathOperation(HValue* value, BuiltinFunctionId op) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1767 | : HUnaryOperation(value), op_(op) { |
| 1768 | switch (op) { |
| 1769 | case kMathFloor: |
| 1770 | case kMathRound: |
| 1771 | case kMathCeil: |
| 1772 | set_representation(Representation::Integer32()); |
| 1773 | break; |
| 1774 | case kMathAbs: |
| 1775 | set_representation(Representation::Tagged()); |
| 1776 | SetFlag(kFlexibleRepresentation); |
| 1777 | break; |
| 1778 | case kMathSqrt: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1779 | case kMathPowHalf: |
| 1780 | case kMathLog: |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 1781 | case kMathSin: |
| 1782 | case kMathCos: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1783 | set_representation(Representation::Double()); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1784 | break; |
| 1785 | default: |
| 1786 | UNREACHABLE(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1787 | } |
| 1788 | SetFlag(kUseGVN); |
| 1789 | } |
| 1790 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1791 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1792 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1793 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1794 | |
| 1795 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 1796 | |
| 1797 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1798 | switch (op_) { |
| 1799 | case kMathFloor: |
| 1800 | case kMathRound: |
| 1801 | case kMathCeil: |
| 1802 | case kMathSqrt: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1803 | case kMathPowHalf: |
| 1804 | case kMathLog: |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 1805 | case kMathSin: |
| 1806 | case kMathCos: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1807 | return Representation::Double(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1808 | case kMathAbs: |
| 1809 | return representation(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1810 | default: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1811 | UNREACHABLE(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1812 | return Representation::None(); |
| 1813 | } |
| 1814 | } |
| 1815 | |
| 1816 | virtual HValue* Canonicalize() { |
| 1817 | // If the input is integer32 then we replace the floor instruction |
| 1818 | // with its inputs. This happens before the representation changes are |
| 1819 | // introduced. |
| 1820 | if (op() == kMathFloor) { |
| 1821 | if (value()->representation().IsInteger32()) return value(); |
| 1822 | } |
| 1823 | return this; |
| 1824 | } |
| 1825 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1826 | BuiltinFunctionId op() const { return op_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1827 | const char* OpName() const; |
| 1828 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1829 | DECLARE_CONCRETE_INSTRUCTION(UnaryMathOperation) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1830 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1831 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1832 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1833 | HUnaryMathOperation* b = HUnaryMathOperation::cast(other); |
| 1834 | return op_ == b->op(); |
| 1835 | } |
| 1836 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1837 | private: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1838 | BuiltinFunctionId op_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1839 | }; |
| 1840 | |
| 1841 | |
| 1842 | class HLoadElements: public HUnaryOperation { |
| 1843 | public: |
| 1844 | explicit HLoadElements(HValue* value) : HUnaryOperation(value) { |
| 1845 | set_representation(Representation::Tagged()); |
| 1846 | SetFlag(kUseGVN); |
| 1847 | SetFlag(kDependsOnMaps); |
| 1848 | } |
| 1849 | |
| 1850 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1851 | return Representation::Tagged(); |
| 1852 | } |
| 1853 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1854 | DECLARE_CONCRETE_INSTRUCTION(LoadElements) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1855 | |
| 1856 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1857 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1858 | }; |
| 1859 | |
| 1860 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1861 | class HLoadExternalArrayPointer: public HUnaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1862 | public: |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1863 | explicit HLoadExternalArrayPointer(HValue* value) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1864 | : HUnaryOperation(value) { |
| 1865 | set_representation(Representation::External()); |
| 1866 | // 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] | 1867 | // change. The external array of a specialized array elements object cannot |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1868 | // change once set, so it's no necessary to introduce any additional |
| 1869 | // dependencies on top of the inputs. |
| 1870 | SetFlag(kUseGVN); |
| 1871 | } |
| 1872 | |
| 1873 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1874 | return Representation::Tagged(); |
| 1875 | } |
| 1876 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1877 | DECLARE_CONCRETE_INSTRUCTION(LoadExternalArrayPointer) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1878 | |
| 1879 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1880 | virtual bool DataEquals(HValue* other) { return true; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1881 | }; |
| 1882 | |
| 1883 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1884 | class HCheckMap: public HUnaryOperation { |
| 1885 | public: |
| 1886 | HCheckMap(HValue* value, Handle<Map> map) |
| 1887 | : HUnaryOperation(value), map_(map) { |
| 1888 | set_representation(Representation::Tagged()); |
| 1889 | SetFlag(kUseGVN); |
| 1890 | SetFlag(kDependsOnMaps); |
| 1891 | } |
| 1892 | |
| 1893 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1894 | return Representation::Tagged(); |
| 1895 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1896 | virtual void PrintDataTo(StringStream* stream); |
| 1897 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1898 | |
| 1899 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1900 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1901 | #endif |
| 1902 | |
| 1903 | Handle<Map> map() const { return map_; } |
| 1904 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1905 | DECLARE_CONCRETE_INSTRUCTION(CheckMap) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1906 | |
| 1907 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1908 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1909 | HCheckMap* b = HCheckMap::cast(other); |
| 1910 | return map_.is_identical_to(b->map()); |
| 1911 | } |
| 1912 | |
| 1913 | private: |
| 1914 | Handle<Map> map_; |
| 1915 | }; |
| 1916 | |
| 1917 | |
| 1918 | class HCheckFunction: public HUnaryOperation { |
| 1919 | public: |
| 1920 | HCheckFunction(HValue* value, Handle<JSFunction> function) |
| 1921 | : HUnaryOperation(value), target_(function) { |
| 1922 | set_representation(Representation::Tagged()); |
| 1923 | SetFlag(kUseGVN); |
| 1924 | } |
| 1925 | |
| 1926 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1927 | return Representation::Tagged(); |
| 1928 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1929 | virtual void PrintDataTo(StringStream* stream); |
| 1930 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1931 | |
| 1932 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1933 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1934 | #endif |
| 1935 | |
| 1936 | Handle<JSFunction> target() const { return target_; } |
| 1937 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1938 | DECLARE_CONCRETE_INSTRUCTION(CheckFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1939 | |
| 1940 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1941 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1942 | HCheckFunction* b = HCheckFunction::cast(other); |
| 1943 | return target_.is_identical_to(b->target()); |
| 1944 | } |
| 1945 | |
| 1946 | private: |
| 1947 | Handle<JSFunction> target_; |
| 1948 | }; |
| 1949 | |
| 1950 | |
| 1951 | class HCheckInstanceType: public HUnaryOperation { |
| 1952 | public: |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 1953 | static HCheckInstanceType* NewIsSpecObject(HValue* value) { |
| 1954 | return new HCheckInstanceType(value, IS_SPEC_OBJECT); |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 1955 | } |
| 1956 | static HCheckInstanceType* NewIsJSArray(HValue* value) { |
| 1957 | return new HCheckInstanceType(value, IS_JS_ARRAY); |
| 1958 | } |
| 1959 | static HCheckInstanceType* NewIsString(HValue* value) { |
| 1960 | return new HCheckInstanceType(value, IS_STRING); |
| 1961 | } |
| 1962 | static HCheckInstanceType* NewIsSymbol(HValue* value) { |
| 1963 | return new HCheckInstanceType(value, IS_SYMBOL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1964 | } |
| 1965 | |
| 1966 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1967 | return Representation::Tagged(); |
| 1968 | } |
| 1969 | |
| 1970 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1971 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1972 | #endif |
| 1973 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1974 | virtual HValue* Canonicalize() { |
| 1975 | if (!value()->type().IsUninitialized() && |
| 1976 | value()->type().IsString() && |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 1977 | check_ == IS_STRING) { |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1978 | return NULL; |
| 1979 | } |
| 1980 | return this; |
| 1981 | } |
| 1982 | |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 1983 | bool is_interval_check() const { return check_ <= LAST_INTERVAL_CHECK; } |
| 1984 | void GetCheckInterval(InstanceType* first, InstanceType* last); |
| 1985 | void GetCheckMaskAndTag(uint8_t* mask, uint8_t* tag); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1986 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1987 | DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1988 | |
| 1989 | protected: |
| 1990 | // TODO(ager): It could be nice to allow the ommision of instance |
| 1991 | // type checks if we have already performed an instance type check |
| 1992 | // with a larger range. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1993 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1994 | HCheckInstanceType* b = HCheckInstanceType::cast(other); |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 1995 | return check_ == b->check_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1996 | } |
| 1997 | |
| 1998 | private: |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 1999 | enum Check { |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 2000 | IS_SPEC_OBJECT, |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 2001 | IS_JS_ARRAY, |
| 2002 | IS_STRING, |
| 2003 | IS_SYMBOL, |
| 2004 | LAST_INTERVAL_CHECK = IS_JS_ARRAY |
| 2005 | }; |
| 2006 | |
| 2007 | HCheckInstanceType(HValue* value, Check check) |
| 2008 | : HUnaryOperation(value), check_(check) { |
| 2009 | set_representation(Representation::Tagged()); |
| 2010 | SetFlag(kUseGVN); |
| 2011 | } |
| 2012 | |
| 2013 | const Check check_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2014 | }; |
| 2015 | |
| 2016 | |
| 2017 | class HCheckNonSmi: public HUnaryOperation { |
| 2018 | public: |
| 2019 | explicit HCheckNonSmi(HValue* value) : HUnaryOperation(value) { |
| 2020 | set_representation(Representation::Tagged()); |
| 2021 | SetFlag(kUseGVN); |
| 2022 | } |
| 2023 | |
| 2024 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2025 | return Representation::Tagged(); |
| 2026 | } |
| 2027 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2028 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2029 | |
| 2030 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2031 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2032 | #endif |
| 2033 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 2034 | virtual HValue* Canonicalize() { |
| 2035 | HType value_type = value()->type(); |
| 2036 | if (!value_type.IsUninitialized() && |
| 2037 | (value_type.IsHeapNumber() || |
| 2038 | value_type.IsString() || |
| 2039 | value_type.IsBoolean() || |
| 2040 | value_type.IsNonPrimitive())) { |
| 2041 | return NULL; |
| 2042 | } |
| 2043 | return this; |
| 2044 | } |
| 2045 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2046 | DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2047 | |
| 2048 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2049 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2050 | }; |
| 2051 | |
| 2052 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2053 | class HCheckPrototypeMaps: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2054 | public: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2055 | HCheckPrototypeMaps(Handle<JSObject> prototype, Handle<JSObject> holder) |
| 2056 | : prototype_(prototype), holder_(holder) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2057 | SetFlag(kUseGVN); |
| 2058 | SetFlag(kDependsOnMaps); |
| 2059 | } |
| 2060 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2061 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2062 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2063 | #endif |
| 2064 | |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2065 | Handle<JSObject> prototype() const { return prototype_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2066 | Handle<JSObject> holder() const { return holder_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2067 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2068 | DECLARE_CONCRETE_INSTRUCTION(CheckPrototypeMaps) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2069 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2070 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2071 | return Representation::None(); |
| 2072 | } |
| 2073 | |
| 2074 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2075 | ASSERT(!HEAP->IsAllocationAllowed()); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2076 | intptr_t hash = reinterpret_cast<intptr_t>(*prototype()); |
| 2077 | hash = 17 * hash + reinterpret_cast<intptr_t>(*holder()); |
| 2078 | return hash; |
| 2079 | } |
| 2080 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2081 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2082 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2083 | HCheckPrototypeMaps* b = HCheckPrototypeMaps::cast(other); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2084 | return prototype_.is_identical_to(b->prototype()) && |
| 2085 | holder_.is_identical_to(b->holder()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2086 | } |
| 2087 | |
| 2088 | private: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2089 | Handle<JSObject> prototype_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2090 | Handle<JSObject> holder_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2091 | }; |
| 2092 | |
| 2093 | |
| 2094 | class HCheckSmi: public HUnaryOperation { |
| 2095 | public: |
| 2096 | explicit HCheckSmi(HValue* value) : HUnaryOperation(value) { |
| 2097 | set_representation(Representation::Tagged()); |
| 2098 | SetFlag(kUseGVN); |
| 2099 | } |
| 2100 | |
| 2101 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2102 | return Representation::Tagged(); |
| 2103 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2104 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2105 | |
| 2106 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2107 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2108 | #endif |
| 2109 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2110 | DECLARE_CONCRETE_INSTRUCTION(CheckSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2111 | |
| 2112 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2113 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2114 | }; |
| 2115 | |
| 2116 | |
| 2117 | class HPhi: public HValue { |
| 2118 | public: |
| 2119 | explicit HPhi(int merged_index) |
| 2120 | : inputs_(2), |
| 2121 | merged_index_(merged_index), |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2122 | phi_id_(-1), |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 2123 | is_live_(false), |
| 2124 | is_convertible_to_integer_(true) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2125 | for (int i = 0; i < Representation::kNumRepresentations; i++) { |
| 2126 | non_phi_uses_[i] = 0; |
| 2127 | indirect_uses_[i] = 0; |
| 2128 | } |
| 2129 | ASSERT(merged_index >= 0); |
| 2130 | set_representation(Representation::Tagged()); |
| 2131 | SetFlag(kFlexibleRepresentation); |
| 2132 | } |
| 2133 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2134 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2135 | bool double_occurred = false; |
| 2136 | bool int32_occurred = false; |
| 2137 | for (int i = 0; i < OperandCount(); ++i) { |
| 2138 | HValue* value = OperandAt(i); |
| 2139 | if (value->representation().IsDouble()) double_occurred = true; |
| 2140 | if (value->representation().IsInteger32()) int32_occurred = true; |
| 2141 | if (value->representation().IsTagged()) return Representation::Tagged(); |
| 2142 | } |
| 2143 | |
| 2144 | if (double_occurred) return Representation::Double(); |
| 2145 | if (int32_occurred) return Representation::Integer32(); |
| 2146 | return Representation::None(); |
| 2147 | } |
| 2148 | |
| 2149 | virtual Range* InferRange(); |
| 2150 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2151 | return representation(); |
| 2152 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2153 | virtual HType CalculateInferredType(); |
| 2154 | virtual int OperandCount() { return inputs_.length(); } |
| 2155 | virtual HValue* OperandAt(int index) { return inputs_[index]; } |
| 2156 | HValue* GetRedundantReplacement(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2157 | void AddInput(HValue* value); |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2158 | bool HasRealUses(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2159 | |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2160 | bool IsReceiver() { return merged_index_ == 0; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2161 | |
| 2162 | int merged_index() const { return merged_index_; } |
| 2163 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2164 | virtual void PrintTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2165 | |
| 2166 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2167 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2168 | #endif |
| 2169 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2170 | void InitRealUses(int id); |
| 2171 | void AddNonPhiUsesFrom(HPhi* other); |
| 2172 | void AddIndirectUsesTo(int* use_count); |
| 2173 | |
| 2174 | int tagged_non_phi_uses() const { |
| 2175 | return non_phi_uses_[Representation::kTagged]; |
| 2176 | } |
| 2177 | int int32_non_phi_uses() const { |
| 2178 | return non_phi_uses_[Representation::kInteger32]; |
| 2179 | } |
| 2180 | int double_non_phi_uses() const { |
| 2181 | return non_phi_uses_[Representation::kDouble]; |
| 2182 | } |
| 2183 | int tagged_indirect_uses() const { |
| 2184 | return indirect_uses_[Representation::kTagged]; |
| 2185 | } |
| 2186 | int int32_indirect_uses() const { |
| 2187 | return indirect_uses_[Representation::kInteger32]; |
| 2188 | } |
| 2189 | int double_indirect_uses() const { |
| 2190 | return indirect_uses_[Representation::kDouble]; |
| 2191 | } |
| 2192 | int phi_id() { return phi_id_; } |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2193 | bool is_live() { return is_live_; } |
| 2194 | void set_is_live(bool b) { is_live_ = b; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2195 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2196 | static HPhi* cast(HValue* value) { |
| 2197 | ASSERT(value->IsPhi()); |
| 2198 | return reinterpret_cast<HPhi*>(value); |
| 2199 | } |
| 2200 | virtual Opcode opcode() const { return HValue::kPhi; } |
| 2201 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 2202 | virtual bool IsConvertibleToInteger() const { |
| 2203 | return is_convertible_to_integer_; |
| 2204 | } |
| 2205 | |
| 2206 | void set_is_convertible_to_integer(bool b) { |
| 2207 | is_convertible_to_integer_ = b; |
| 2208 | } |
| 2209 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2210 | protected: |
| 2211 | virtual void DeleteFromGraph(); |
| 2212 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 2213 | inputs_[index] = value; |
| 2214 | } |
| 2215 | |
| 2216 | private: |
| 2217 | ZoneList<HValue*> inputs_; |
| 2218 | int merged_index_; |
| 2219 | |
| 2220 | int non_phi_uses_[Representation::kNumRepresentations]; |
| 2221 | int indirect_uses_[Representation::kNumRepresentations]; |
| 2222 | int phi_id_; |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2223 | bool is_live_; |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 2224 | bool is_convertible_to_integer_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2225 | }; |
| 2226 | |
| 2227 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2228 | class HArgumentsObject: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2229 | public: |
| 2230 | HArgumentsObject() { |
| 2231 | set_representation(Representation::Tagged()); |
| 2232 | SetFlag(kIsArguments); |
| 2233 | } |
| 2234 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2235 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2236 | return Representation::None(); |
| 2237 | } |
| 2238 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2239 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsObject) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2240 | }; |
| 2241 | |
| 2242 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2243 | class HConstant: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2244 | public: |
| 2245 | HConstant(Handle<Object> handle, Representation r); |
| 2246 | |
| 2247 | Handle<Object> handle() const { return handle_; } |
| 2248 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2249 | bool InOldSpace() const { return !HEAP->InNewSpace(*handle_); } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 2250 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2251 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2252 | return Representation::None(); |
| 2253 | } |
| 2254 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 2255 | virtual bool IsConvertibleToInteger() const { |
| 2256 | if (handle_->IsSmi()) return true; |
| 2257 | if (handle_->IsHeapNumber() && |
| 2258 | (HeapNumber::cast(*handle_)->value() == |
| 2259 | static_cast<double>(NumberToInt32(*handle_)))) return true; |
| 2260 | return false; |
| 2261 | } |
| 2262 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2263 | virtual bool EmitAtUses() { return !representation().IsDouble(); } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2264 | virtual void PrintDataTo(StringStream* stream); |
| 2265 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2266 | bool IsInteger() const { return handle_->IsSmi(); } |
| 2267 | HConstant* CopyToRepresentation(Representation r) const; |
| 2268 | HConstant* CopyToTruncatedInt32() const; |
| 2269 | bool HasInteger32Value() const { return has_int32_value_; } |
| 2270 | int32_t Integer32Value() const { |
| 2271 | ASSERT(HasInteger32Value()); |
| 2272 | return int32_value_; |
| 2273 | } |
| 2274 | bool HasDoubleValue() const { return has_double_value_; } |
| 2275 | double DoubleValue() const { |
| 2276 | ASSERT(HasDoubleValue()); |
| 2277 | return double_value_; |
| 2278 | } |
| 2279 | bool HasStringValue() const { return handle_->IsString(); } |
| 2280 | |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 2281 | bool ToBoolean() const; |
| 2282 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2283 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2284 | ASSERT(!HEAP->allow_allocation(false)); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2285 | return reinterpret_cast<intptr_t>(*handle()); |
| 2286 | } |
| 2287 | |
| 2288 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2289 | virtual void Verify() { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2290 | #endif |
| 2291 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2292 | DECLARE_CONCRETE_INSTRUCTION(Constant) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2293 | |
| 2294 | protected: |
| 2295 | virtual Range* InferRange(); |
| 2296 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2297 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2298 | HConstant* other_constant = HConstant::cast(other); |
| 2299 | return handle().is_identical_to(other_constant->handle()); |
| 2300 | } |
| 2301 | |
| 2302 | private: |
| 2303 | Handle<Object> handle_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2304 | |
| 2305 | // The following two values represent the int32 and the double value of the |
| 2306 | // given constant if there is a lossless conversion between the constant |
| 2307 | // and the specific representation. |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 2308 | bool has_int32_value_ : 1; |
| 2309 | bool has_double_value_ : 1; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2310 | int32_t int32_value_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2311 | double double_value_; |
| 2312 | }; |
| 2313 | |
| 2314 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2315 | class HBinaryOperation: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2316 | public: |
| 2317 | HBinaryOperation(HValue* left, HValue* right) { |
| 2318 | ASSERT(left != NULL && right != NULL); |
| 2319 | SetOperandAt(0, left); |
| 2320 | SetOperandAt(1, right); |
| 2321 | } |
| 2322 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2323 | HValue* left() { return OperandAt(0); } |
| 2324 | HValue* right() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2325 | |
| 2326 | // TODO(kasperl): Move these helpers to the IA-32 Lithium |
| 2327 | // instruction sequence builder. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2328 | HValue* LeastConstantOperand() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2329 | if (IsCommutative() && left()->IsConstant()) return right(); |
| 2330 | return left(); |
| 2331 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2332 | HValue* MostConstantOperand() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2333 | if (IsCommutative() && left()->IsConstant()) return left(); |
| 2334 | return right(); |
| 2335 | } |
| 2336 | |
| 2337 | virtual bool IsCommutative() const { return false; } |
| 2338 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2339 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2340 | }; |
| 2341 | |
| 2342 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2343 | class HApplyArguments: public HTemplateInstruction<4> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2344 | public: |
| 2345 | HApplyArguments(HValue* function, |
| 2346 | HValue* receiver, |
| 2347 | HValue* length, |
| 2348 | HValue* elements) { |
| 2349 | set_representation(Representation::Tagged()); |
| 2350 | SetOperandAt(0, function); |
| 2351 | SetOperandAt(1, receiver); |
| 2352 | SetOperandAt(2, length); |
| 2353 | SetOperandAt(3, elements); |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 2354 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2355 | } |
| 2356 | |
| 2357 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2358 | // The length is untagged, all other inputs are tagged. |
| 2359 | return (index == 2) |
| 2360 | ? Representation::Integer32() |
| 2361 | : Representation::Tagged(); |
| 2362 | } |
| 2363 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2364 | HValue* function() { return OperandAt(0); } |
| 2365 | HValue* receiver() { return OperandAt(1); } |
| 2366 | HValue* length() { return OperandAt(2); } |
| 2367 | HValue* elements() { return OperandAt(3); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2368 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2369 | DECLARE_CONCRETE_INSTRUCTION(ApplyArguments) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2370 | }; |
| 2371 | |
| 2372 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2373 | class HArgumentsElements: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2374 | public: |
| 2375 | HArgumentsElements() { |
| 2376 | // The value produced by this instruction is a pointer into the stack |
| 2377 | // that looks as if it was a smi because of alignment. |
| 2378 | set_representation(Representation::Tagged()); |
| 2379 | SetFlag(kUseGVN); |
| 2380 | } |
| 2381 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2382 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2383 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2384 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2385 | return Representation::None(); |
| 2386 | } |
| 2387 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2388 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2389 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2390 | }; |
| 2391 | |
| 2392 | |
| 2393 | class HArgumentsLength: public HUnaryOperation { |
| 2394 | public: |
| 2395 | explicit HArgumentsLength(HValue* value) : HUnaryOperation(value) { |
| 2396 | set_representation(Representation::Integer32()); |
| 2397 | SetFlag(kUseGVN); |
| 2398 | } |
| 2399 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2400 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2401 | return Representation::Tagged(); |
| 2402 | } |
| 2403 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2404 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2405 | |
| 2406 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2407 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2408 | }; |
| 2409 | |
| 2410 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2411 | class HAccessArgumentsAt: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2412 | public: |
| 2413 | HAccessArgumentsAt(HValue* arguments, HValue* length, HValue* index) { |
| 2414 | set_representation(Representation::Tagged()); |
| 2415 | SetFlag(kUseGVN); |
| 2416 | SetOperandAt(0, arguments); |
| 2417 | SetOperandAt(1, length); |
| 2418 | SetOperandAt(2, index); |
| 2419 | } |
| 2420 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2421 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2422 | |
| 2423 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2424 | // The arguments elements is considered tagged. |
| 2425 | return index == 0 |
| 2426 | ? Representation::Tagged() |
| 2427 | : Representation::Integer32(); |
| 2428 | } |
| 2429 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2430 | HValue* arguments() { return OperandAt(0); } |
| 2431 | HValue* length() { return OperandAt(1); } |
| 2432 | HValue* index() { return OperandAt(2); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2433 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2434 | DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2435 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2436 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2437 | }; |
| 2438 | |
| 2439 | |
| 2440 | class HBoundsCheck: public HBinaryOperation { |
| 2441 | public: |
| 2442 | HBoundsCheck(HValue* index, HValue* length) |
| 2443 | : HBinaryOperation(index, length) { |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 2444 | set_representation(Representation::Integer32()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2445 | SetFlag(kUseGVN); |
| 2446 | } |
| 2447 | |
| 2448 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2449 | return Representation::Integer32(); |
| 2450 | } |
| 2451 | |
| 2452 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2453 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2454 | #endif |
| 2455 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2456 | HValue* index() { return left(); } |
| 2457 | HValue* length() { return right(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2458 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2459 | DECLARE_CONCRETE_INSTRUCTION(BoundsCheck) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2460 | |
| 2461 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2462 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2463 | }; |
| 2464 | |
| 2465 | |
| 2466 | class HBitwiseBinaryOperation: public HBinaryOperation { |
| 2467 | public: |
| 2468 | HBitwiseBinaryOperation(HValue* left, HValue* right) |
| 2469 | : HBinaryOperation(left, right) { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2470 | set_representation(Representation::Tagged()); |
| 2471 | SetFlag(kFlexibleRepresentation); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2472 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2473 | } |
| 2474 | |
| 2475 | virtual Representation RequiredInputRepresentation(int index) const { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2476 | return representation(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2477 | } |
| 2478 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2479 | virtual void RepresentationChanged(Representation to) { |
| 2480 | if (!to.IsTagged()) { |
| 2481 | ASSERT(to.IsInteger32()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2482 | ClearAllSideEffects(); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2483 | SetFlag(kTruncatingToInt32); |
| 2484 | SetFlag(kUseGVN); |
| 2485 | } |
| 2486 | } |
| 2487 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2488 | virtual HType CalculateInferredType(); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2489 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2490 | DECLARE_ABSTRACT_INSTRUCTION(BitwiseBinaryOperation) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2491 | }; |
| 2492 | |
| 2493 | |
| 2494 | class HArithmeticBinaryOperation: public HBinaryOperation { |
| 2495 | public: |
| 2496 | HArithmeticBinaryOperation(HValue* left, HValue* right) |
| 2497 | : HBinaryOperation(left, right) { |
| 2498 | set_representation(Representation::Tagged()); |
| 2499 | SetFlag(kFlexibleRepresentation); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2500 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2501 | } |
| 2502 | |
| 2503 | virtual void RepresentationChanged(Representation to) { |
| 2504 | if (!to.IsTagged()) { |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2505 | ClearAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2506 | SetFlag(kUseGVN); |
| 2507 | } |
| 2508 | } |
| 2509 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2510 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2511 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2512 | return representation(); |
| 2513 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2514 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2515 | if (left()->representation().Equals(right()->representation())) { |
| 2516 | return left()->representation(); |
| 2517 | } |
| 2518 | return HValue::InferredRepresentation(); |
| 2519 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2520 | }; |
| 2521 | |
| 2522 | |
| 2523 | class HCompare: public HBinaryOperation { |
| 2524 | public: |
| 2525 | HCompare(HValue* left, HValue* right, Token::Value token) |
| 2526 | : HBinaryOperation(left, right), token_(token) { |
| 2527 | ASSERT(Token::IsCompareOp(token)); |
| 2528 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2529 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2530 | } |
| 2531 | |
| 2532 | void SetInputRepresentation(Representation r); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2533 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2534 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2535 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2536 | } |
| 2537 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2538 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2539 | return input_representation_; |
| 2540 | } |
| 2541 | Representation GetInputRepresentation() const { |
| 2542 | return input_representation_; |
| 2543 | } |
| 2544 | Token::Value token() const { return token_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2545 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2546 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2547 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2548 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2549 | virtual intptr_t Hashcode() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2550 | return HValue::Hashcode() * 7 + token_; |
| 2551 | } |
| 2552 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2553 | DECLARE_CONCRETE_INSTRUCTION(Compare) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2554 | |
| 2555 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2556 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2557 | HCompare* comp = HCompare::cast(other); |
| 2558 | return token_ == comp->token(); |
| 2559 | } |
| 2560 | |
| 2561 | private: |
| 2562 | Representation input_representation_; |
| 2563 | Token::Value token_; |
| 2564 | }; |
| 2565 | |
| 2566 | |
lrn@chromium.org | ac2828d | 2011-06-23 06:29:21 +0000 | [diff] [blame] | 2567 | class HCompareObjectEq: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2568 | public: |
lrn@chromium.org | ac2828d | 2011-06-23 06:29:21 +0000 | [diff] [blame] | 2569 | HCompareObjectEq(HValue* left, HValue* right) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2570 | : HBinaryOperation(left, right) { |
| 2571 | set_representation(Representation::Tagged()); |
| 2572 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 2573 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2574 | } |
| 2575 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2576 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2577 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2578 | } |
| 2579 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2580 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2581 | return Representation::Tagged(); |
| 2582 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2583 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2584 | |
lrn@chromium.org | ac2828d | 2011-06-23 06:29:21 +0000 | [diff] [blame] | 2585 | DECLARE_CONCRETE_INSTRUCTION(CompareObjectEq) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2586 | |
| 2587 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2588 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2589 | }; |
| 2590 | |
| 2591 | |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 2592 | class HCompareConstantEq: public HUnaryOperation { |
| 2593 | public: |
| 2594 | HCompareConstantEq(HValue* left, int right, Token::Value op) |
| 2595 | : HUnaryOperation(left), op_(op), right_(right) { |
| 2596 | ASSERT(op == Token::EQ_STRICT); |
| 2597 | set_representation(Representation::Tagged()); |
| 2598 | SetFlag(kUseGVN); |
| 2599 | } |
| 2600 | |
| 2601 | Token::Value op() const { return op_; } |
| 2602 | int right() const { return right_; } |
| 2603 | |
| 2604 | virtual bool EmitAtUses() { |
| 2605 | return !HasSideEffects() && !HasMultipleUses(); |
| 2606 | } |
| 2607 | |
| 2608 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2609 | return Representation::Integer32(); |
| 2610 | } |
| 2611 | |
| 2612 | virtual HType CalculateInferredType() { return HType::Boolean(); } |
| 2613 | |
| 2614 | DECLARE_CONCRETE_INSTRUCTION(CompareConstantEq); |
| 2615 | |
| 2616 | protected: |
| 2617 | virtual bool DataEquals(HValue* other) { |
| 2618 | HCompareConstantEq* other_instr = HCompareConstantEq::cast(other); |
| 2619 | return (op_ == other_instr->op_ && |
| 2620 | right_ == other_instr->right_); |
| 2621 | } |
| 2622 | |
| 2623 | private: |
| 2624 | const Token::Value op_; |
| 2625 | const int right_; |
| 2626 | }; |
| 2627 | |
| 2628 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2629 | class HUnaryPredicate: public HUnaryOperation { |
| 2630 | public: |
| 2631 | explicit HUnaryPredicate(HValue* value) : HUnaryOperation(value) { |
| 2632 | set_representation(Representation::Tagged()); |
| 2633 | SetFlag(kUseGVN); |
| 2634 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2635 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2636 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2637 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2638 | } |
| 2639 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2640 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2641 | return Representation::Tagged(); |
| 2642 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2643 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2644 | }; |
| 2645 | |
| 2646 | |
| 2647 | class HIsNull: public HUnaryPredicate { |
| 2648 | public: |
| 2649 | HIsNull(HValue* value, bool is_strict) |
| 2650 | : HUnaryPredicate(value), is_strict_(is_strict) { } |
| 2651 | |
| 2652 | bool is_strict() const { return is_strict_; } |
| 2653 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2654 | DECLARE_CONCRETE_INSTRUCTION(IsNull) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2655 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2656 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2657 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2658 | HIsNull* b = HIsNull::cast(other); |
| 2659 | return is_strict_ == b->is_strict(); |
| 2660 | } |
| 2661 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2662 | private: |
| 2663 | bool is_strict_; |
| 2664 | }; |
| 2665 | |
| 2666 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2667 | class HIsObject: public HUnaryPredicate { |
| 2668 | public: |
| 2669 | explicit HIsObject(HValue* value) : HUnaryPredicate(value) { } |
| 2670 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2671 | DECLARE_CONCRETE_INSTRUCTION(IsObject) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2672 | |
| 2673 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2674 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2675 | }; |
| 2676 | |
| 2677 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2678 | class HIsSmi: public HUnaryPredicate { |
| 2679 | public: |
| 2680 | explicit HIsSmi(HValue* value) : HUnaryPredicate(value) { } |
| 2681 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2682 | DECLARE_CONCRETE_INSTRUCTION(IsSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2683 | |
| 2684 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2685 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2686 | }; |
| 2687 | |
| 2688 | |
vegorov@chromium.org | 7304bca | 2011-05-16 12:14:13 +0000 | [diff] [blame] | 2689 | class HIsUndetectable: public HUnaryPredicate { |
| 2690 | public: |
| 2691 | explicit HIsUndetectable(HValue* value) : HUnaryPredicate(value) { } |
| 2692 | |
| 2693 | DECLARE_CONCRETE_INSTRUCTION(IsUndetectable) |
| 2694 | |
| 2695 | protected: |
| 2696 | virtual bool DataEquals(HValue* other) { return true; } |
| 2697 | }; |
| 2698 | |
| 2699 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2700 | class HIsConstructCall: public HTemplateInstruction<0> { |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2701 | public: |
| 2702 | HIsConstructCall() { |
| 2703 | set_representation(Representation::Tagged()); |
| 2704 | SetFlag(kUseGVN); |
| 2705 | } |
| 2706 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2707 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2708 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2709 | } |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2710 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2711 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2712 | return Representation::None(); |
| 2713 | } |
| 2714 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2715 | DECLARE_CONCRETE_INSTRUCTION(IsConstructCall) |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2716 | |
| 2717 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2718 | virtual bool DataEquals(HValue* other) { return true; } |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2719 | }; |
| 2720 | |
| 2721 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2722 | class HHasInstanceType: public HUnaryPredicate { |
| 2723 | public: |
| 2724 | HHasInstanceType(HValue* value, InstanceType type) |
| 2725 | : HUnaryPredicate(value), from_(type), to_(type) { } |
| 2726 | HHasInstanceType(HValue* value, InstanceType from, InstanceType to) |
| 2727 | : HUnaryPredicate(value), from_(from), to_(to) { |
| 2728 | ASSERT(to == LAST_TYPE); // Others not implemented yet in backend. |
| 2729 | } |
| 2730 | |
| 2731 | InstanceType from() { return from_; } |
| 2732 | InstanceType to() { return to_; } |
| 2733 | |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 2734 | virtual bool EmitAtUses() { |
| 2735 | return !HasSideEffects() && !HasMultipleUses(); |
| 2736 | } |
| 2737 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2738 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2739 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2740 | DECLARE_CONCRETE_INSTRUCTION(HasInstanceType) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2741 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2742 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2743 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2744 | HHasInstanceType* b = HHasInstanceType::cast(other); |
| 2745 | return (from_ == b->from()) && (to_ == b->to()); |
| 2746 | } |
| 2747 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2748 | private: |
| 2749 | InstanceType from_; |
| 2750 | InstanceType to_; // Inclusive range, not all combinations work. |
| 2751 | }; |
| 2752 | |
| 2753 | |
| 2754 | class HHasCachedArrayIndex: public HUnaryPredicate { |
| 2755 | public: |
| 2756 | explicit HHasCachedArrayIndex(HValue* value) : HUnaryPredicate(value) { } |
| 2757 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2758 | DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndex) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +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; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2762 | }; |
| 2763 | |
| 2764 | |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2765 | class HGetCachedArrayIndex: public HUnaryPredicate { |
| 2766 | public: |
| 2767 | explicit HGetCachedArrayIndex(HValue* value) : HUnaryPredicate(value) { } |
| 2768 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2769 | DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex) |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2770 | |
| 2771 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2772 | virtual bool DataEquals(HValue* other) { return true; } |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2773 | }; |
| 2774 | |
| 2775 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2776 | class HClassOfTest: public HUnaryPredicate { |
| 2777 | public: |
| 2778 | HClassOfTest(HValue* value, Handle<String> class_name) |
| 2779 | : HUnaryPredicate(value), class_name_(class_name) { } |
| 2780 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2781 | DECLARE_CONCRETE_INSTRUCTION(ClassOfTest) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2782 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2783 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2784 | |
| 2785 | Handle<String> class_name() const { return class_name_; } |
| 2786 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2787 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2788 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2789 | HClassOfTest* b = HClassOfTest::cast(other); |
| 2790 | return class_name_.is_identical_to(b->class_name_); |
| 2791 | } |
| 2792 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2793 | private: |
| 2794 | Handle<String> class_name_; |
| 2795 | }; |
| 2796 | |
| 2797 | |
| 2798 | class HTypeofIs: public HUnaryPredicate { |
| 2799 | public: |
| 2800 | HTypeofIs(HValue* value, Handle<String> type_literal) |
| 2801 | : HUnaryPredicate(value), type_literal_(type_literal) { } |
| 2802 | |
| 2803 | Handle<String> type_literal() { return type_literal_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2804 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2805 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2806 | DECLARE_CONCRETE_INSTRUCTION(TypeofIs) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2807 | |
| 2808 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2809 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2810 | HTypeofIs* b = HTypeofIs::cast(other); |
| 2811 | return type_literal_.is_identical_to(b->type_literal_); |
| 2812 | } |
| 2813 | |
| 2814 | private: |
| 2815 | Handle<String> type_literal_; |
| 2816 | }; |
| 2817 | |
| 2818 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2819 | class HInstanceOf: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2820 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2821 | HInstanceOf(HValue* context, HValue* left, HValue* right) { |
| 2822 | SetOperandAt(0, context); |
| 2823 | SetOperandAt(1, left); |
| 2824 | SetOperandAt(2, right); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2825 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2826 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2827 | } |
| 2828 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2829 | HValue* context() { return OperandAt(0); } |
| 2830 | HValue* left() { return OperandAt(1); } |
| 2831 | HValue* right() { return OperandAt(2); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2832 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2833 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2834 | return Representation::Tagged(); |
| 2835 | } |
| 2836 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 2837 | virtual HType CalculateInferredType(); |
| 2838 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2839 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2840 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2841 | DECLARE_CONCRETE_INSTRUCTION(InstanceOf) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2842 | }; |
| 2843 | |
| 2844 | |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2845 | class HInstanceOfKnownGlobal: public HUnaryOperation { |
| 2846 | public: |
| 2847 | HInstanceOfKnownGlobal(HValue* left, Handle<JSFunction> right) |
| 2848 | : HUnaryOperation(left), function_(right) { |
| 2849 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2850 | SetAllSideEffects(); |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2851 | } |
| 2852 | |
| 2853 | Handle<JSFunction> function() { return function_; } |
| 2854 | |
| 2855 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2856 | return Representation::Tagged(); |
| 2857 | } |
| 2858 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 2859 | virtual HType CalculateInferredType(); |
| 2860 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2861 | DECLARE_CONCRETE_INSTRUCTION(InstanceOfKnownGlobal) |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2862 | |
| 2863 | private: |
| 2864 | Handle<JSFunction> function_; |
| 2865 | }; |
| 2866 | |
| 2867 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2868 | class HPower: public HBinaryOperation { |
| 2869 | public: |
| 2870 | HPower(HValue* left, HValue* right) |
| 2871 | : HBinaryOperation(left, right) { |
| 2872 | set_representation(Representation::Double()); |
| 2873 | SetFlag(kUseGVN); |
| 2874 | } |
| 2875 | |
| 2876 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2877 | return (index == 1) ? Representation::None() : Representation::Double(); |
| 2878 | } |
| 2879 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2880 | DECLARE_CONCRETE_INSTRUCTION(Power) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2881 | |
| 2882 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2883 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2884 | }; |
| 2885 | |
| 2886 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2887 | class HAdd: public HArithmeticBinaryOperation { |
| 2888 | public: |
| 2889 | HAdd(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2890 | SetFlag(kCanOverflow); |
| 2891 | } |
| 2892 | |
| 2893 | // Add is only commutative if two integer values are added and not if two |
| 2894 | // tagged values are added (because it might be a String concatenation). |
| 2895 | virtual bool IsCommutative() const { |
| 2896 | return !representation().IsTagged(); |
| 2897 | } |
| 2898 | |
| 2899 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2900 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2901 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2902 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2903 | DECLARE_CONCRETE_INSTRUCTION(Add) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2904 | |
| 2905 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2906 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2907 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2908 | virtual Range* InferRange(); |
| 2909 | }; |
| 2910 | |
| 2911 | |
| 2912 | class HSub: public HArithmeticBinaryOperation { |
| 2913 | public: |
| 2914 | HSub(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2915 | SetFlag(kCanOverflow); |
| 2916 | } |
| 2917 | |
| 2918 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2919 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2920 | DECLARE_CONCRETE_INSTRUCTION(Sub) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2921 | |
| 2922 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2923 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2924 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2925 | virtual Range* InferRange(); |
| 2926 | }; |
| 2927 | |
| 2928 | |
| 2929 | class HMul: public HArithmeticBinaryOperation { |
| 2930 | public: |
| 2931 | HMul(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2932 | SetFlag(kCanOverflow); |
| 2933 | } |
| 2934 | |
| 2935 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2936 | |
| 2937 | // Only commutative if it is certain that not two objects are multiplicated. |
| 2938 | virtual bool IsCommutative() const { |
| 2939 | return !representation().IsTagged(); |
| 2940 | } |
| 2941 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2942 | DECLARE_CONCRETE_INSTRUCTION(Mul) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2943 | |
| 2944 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2945 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2946 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2947 | virtual Range* InferRange(); |
| 2948 | }; |
| 2949 | |
| 2950 | |
| 2951 | class HMod: public HArithmeticBinaryOperation { |
| 2952 | public: |
| 2953 | HMod(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2954 | SetFlag(kCanBeDivByZero); |
| 2955 | } |
| 2956 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 2957 | bool HasPowerOf2Divisor() { |
| 2958 | if (right()->IsConstant() && |
| 2959 | HConstant::cast(right())->HasInteger32Value()) { |
| 2960 | int32_t value = HConstant::cast(right())->Integer32Value(); |
| 2961 | return value != 0 && (IsPowerOf2(value) || IsPowerOf2(-value)); |
| 2962 | } |
| 2963 | |
| 2964 | return false; |
| 2965 | } |
| 2966 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2967 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2968 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2969 | DECLARE_CONCRETE_INSTRUCTION(Mod) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2970 | |
| 2971 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2972 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2973 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2974 | virtual Range* InferRange(); |
| 2975 | }; |
| 2976 | |
| 2977 | |
| 2978 | class HDiv: public HArithmeticBinaryOperation { |
| 2979 | public: |
| 2980 | HDiv(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2981 | SetFlag(kCanBeDivByZero); |
| 2982 | SetFlag(kCanOverflow); |
| 2983 | } |
| 2984 | |
| 2985 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2986 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2987 | DECLARE_CONCRETE_INSTRUCTION(Div) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2988 | |
| 2989 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2990 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2991 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2992 | virtual Range* InferRange(); |
| 2993 | }; |
| 2994 | |
| 2995 | |
| 2996 | class HBitAnd: public HBitwiseBinaryOperation { |
| 2997 | public: |
| 2998 | HBitAnd(HValue* left, HValue* right) |
| 2999 | : HBitwiseBinaryOperation(left, right) { } |
| 3000 | |
| 3001 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3002 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3003 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3004 | DECLARE_CONCRETE_INSTRUCTION(BitAnd) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3005 | |
| 3006 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3007 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3008 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3009 | virtual Range* InferRange(); |
| 3010 | }; |
| 3011 | |
| 3012 | |
| 3013 | class HBitXor: public HBitwiseBinaryOperation { |
| 3014 | public: |
| 3015 | HBitXor(HValue* left, HValue* right) |
| 3016 | : HBitwiseBinaryOperation(left, right) { } |
| 3017 | |
| 3018 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3019 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3020 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3021 | DECLARE_CONCRETE_INSTRUCTION(BitXor) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3022 | |
| 3023 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3024 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3025 | }; |
| 3026 | |
| 3027 | |
| 3028 | class HBitOr: public HBitwiseBinaryOperation { |
| 3029 | public: |
| 3030 | HBitOr(HValue* left, HValue* right) |
| 3031 | : HBitwiseBinaryOperation(left, right) { } |
| 3032 | |
| 3033 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3034 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3035 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3036 | DECLARE_CONCRETE_INSTRUCTION(BitOr) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3037 | |
| 3038 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3039 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3040 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3041 | virtual Range* InferRange(); |
| 3042 | }; |
| 3043 | |
| 3044 | |
| 3045 | class HShl: public HBitwiseBinaryOperation { |
| 3046 | public: |
| 3047 | HShl(HValue* left, HValue* right) |
| 3048 | : HBitwiseBinaryOperation(left, right) { } |
| 3049 | |
| 3050 | virtual Range* InferRange(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3051 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3052 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3053 | DECLARE_CONCRETE_INSTRUCTION(Shl) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3054 | |
| 3055 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3056 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3057 | }; |
| 3058 | |
| 3059 | |
| 3060 | class HShr: public HBitwiseBinaryOperation { |
| 3061 | public: |
| 3062 | HShr(HValue* left, HValue* right) |
| 3063 | : HBitwiseBinaryOperation(left, right) { } |
| 3064 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3065 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3066 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3067 | DECLARE_CONCRETE_INSTRUCTION(Shr) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3068 | |
| 3069 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3070 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3071 | }; |
| 3072 | |
| 3073 | |
| 3074 | class HSar: public HBitwiseBinaryOperation { |
| 3075 | public: |
| 3076 | HSar(HValue* left, HValue* right) |
| 3077 | : HBitwiseBinaryOperation(left, right) { } |
| 3078 | |
| 3079 | virtual Range* InferRange(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3080 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3081 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3082 | DECLARE_CONCRETE_INSTRUCTION(Sar) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3083 | |
| 3084 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3085 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3086 | }; |
| 3087 | |
| 3088 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3089 | class HOsrEntry: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3090 | public: |
| 3091 | explicit HOsrEntry(int ast_id) : ast_id_(ast_id) { |
| 3092 | SetFlag(kChangesOsrEntries); |
| 3093 | } |
| 3094 | |
| 3095 | int ast_id() const { return ast_id_; } |
| 3096 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3097 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3098 | return Representation::None(); |
| 3099 | } |
| 3100 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3101 | DECLARE_CONCRETE_INSTRUCTION(OsrEntry) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3102 | |
| 3103 | private: |
| 3104 | int ast_id_; |
| 3105 | }; |
| 3106 | |
| 3107 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3108 | class HParameter: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3109 | public: |
| 3110 | explicit HParameter(unsigned index) : index_(index) { |
| 3111 | set_representation(Representation::Tagged()); |
| 3112 | } |
| 3113 | |
| 3114 | unsigned index() const { return index_; } |
| 3115 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3116 | virtual void PrintDataTo(StringStream* stream); |
| 3117 | |
| 3118 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3119 | return Representation::None(); |
| 3120 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3121 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3122 | DECLARE_CONCRETE_INSTRUCTION(Parameter) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3123 | |
| 3124 | private: |
| 3125 | unsigned index_; |
| 3126 | }; |
| 3127 | |
| 3128 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3129 | class HCallStub: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3130 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3131 | HCallStub(HValue* context, CodeStub::Major major_key, int argument_count) |
| 3132 | : HUnaryCall(context, argument_count), |
| 3133 | major_key_(major_key), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3134 | transcendental_type_(TranscendentalCache::kNumberOfCaches) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3135 | } |
| 3136 | |
| 3137 | CodeStub::Major major_key() { return major_key_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3138 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3139 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3140 | |
| 3141 | void set_transcendental_type(TranscendentalCache::Type transcendental_type) { |
| 3142 | transcendental_type_ = transcendental_type; |
| 3143 | } |
| 3144 | TranscendentalCache::Type transcendental_type() { |
| 3145 | return transcendental_type_; |
| 3146 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3147 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3148 | virtual void PrintDataTo(StringStream* stream); |
| 3149 | |
| 3150 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3151 | return Representation::Tagged(); |
| 3152 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3153 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3154 | DECLARE_CONCRETE_INSTRUCTION(CallStub) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3155 | |
| 3156 | private: |
| 3157 | CodeStub::Major major_key_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3158 | TranscendentalCache::Type transcendental_type_; |
| 3159 | }; |
| 3160 | |
| 3161 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3162 | class HUnknownOSRValue: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3163 | public: |
| 3164 | HUnknownOSRValue() { set_representation(Representation::Tagged()); } |
| 3165 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3166 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3167 | return Representation::None(); |
| 3168 | } |
| 3169 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3170 | DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3171 | }; |
| 3172 | |
| 3173 | |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3174 | class HLoadGlobalCell: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3175 | public: |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3176 | HLoadGlobalCell(Handle<JSGlobalPropertyCell> cell, bool check_hole_value) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3177 | : cell_(cell), check_hole_value_(check_hole_value) { |
| 3178 | set_representation(Representation::Tagged()); |
| 3179 | SetFlag(kUseGVN); |
| 3180 | SetFlag(kDependsOnGlobalVars); |
| 3181 | } |
| 3182 | |
| 3183 | Handle<JSGlobalPropertyCell> cell() const { return cell_; } |
| 3184 | bool check_hole_value() const { return check_hole_value_; } |
| 3185 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3186 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3187 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3188 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3189 | ASSERT(!HEAP->allow_allocation(false)); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3190 | return reinterpret_cast<intptr_t>(*cell_); |
| 3191 | } |
| 3192 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3193 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3194 | return Representation::None(); |
| 3195 | } |
| 3196 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3197 | DECLARE_CONCRETE_INSTRUCTION(LoadGlobalCell) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3198 | |
| 3199 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3200 | virtual bool DataEquals(HValue* other) { |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3201 | HLoadGlobalCell* b = HLoadGlobalCell::cast(other); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3202 | return cell_.is_identical_to(b->cell()); |
| 3203 | } |
| 3204 | |
| 3205 | private: |
| 3206 | Handle<JSGlobalPropertyCell> cell_; |
| 3207 | bool check_hole_value_; |
| 3208 | }; |
| 3209 | |
| 3210 | |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3211 | class HLoadGlobalGeneric: public HBinaryOperation { |
| 3212 | public: |
| 3213 | HLoadGlobalGeneric(HValue* context, |
| 3214 | HValue* global_object, |
| 3215 | Handle<Object> name, |
| 3216 | bool for_typeof) |
| 3217 | : HBinaryOperation(context, global_object), |
| 3218 | name_(name), |
| 3219 | for_typeof_(for_typeof) { |
| 3220 | set_representation(Representation::Tagged()); |
| 3221 | SetAllSideEffects(); |
| 3222 | } |
| 3223 | |
| 3224 | HValue* context() { return OperandAt(0); } |
| 3225 | HValue* global_object() { return OperandAt(1); } |
| 3226 | Handle<Object> name() const { return name_; } |
| 3227 | bool for_typeof() const { return for_typeof_; } |
| 3228 | |
| 3229 | virtual void PrintDataTo(StringStream* stream); |
| 3230 | |
| 3231 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3232 | return Representation::Tagged(); |
| 3233 | } |
| 3234 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3235 | DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric) |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3236 | |
| 3237 | private: |
| 3238 | Handle<Object> name_; |
| 3239 | bool for_typeof_; |
| 3240 | }; |
| 3241 | |
| 3242 | |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3243 | class HStoreGlobalCell: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3244 | public: |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3245 | HStoreGlobalCell(HValue* value, |
| 3246 | Handle<JSGlobalPropertyCell> cell, |
| 3247 | bool check_hole_value) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3248 | : HUnaryOperation(value), |
| 3249 | cell_(cell), |
| 3250 | check_hole_value_(check_hole_value) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3251 | SetFlag(kChangesGlobalVars); |
| 3252 | } |
| 3253 | |
| 3254 | Handle<JSGlobalPropertyCell> cell() const { return cell_; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3255 | bool check_hole_value() const { return check_hole_value_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3256 | |
| 3257 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3258 | return Representation::Tagged(); |
| 3259 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3260 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3261 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3262 | DECLARE_CONCRETE_INSTRUCTION(StoreGlobalCell) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3263 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3264 | private: |
| 3265 | Handle<JSGlobalPropertyCell> cell_; |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3266 | bool check_hole_value_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3267 | }; |
| 3268 | |
| 3269 | |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3270 | class HStoreGlobalGeneric: public HTemplateInstruction<3> { |
| 3271 | public: |
| 3272 | HStoreGlobalGeneric(HValue* context, |
| 3273 | HValue* global_object, |
| 3274 | Handle<Object> name, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3275 | HValue* value, |
| 3276 | bool strict_mode) |
| 3277 | : name_(name), |
| 3278 | strict_mode_(strict_mode) { |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3279 | SetOperandAt(0, context); |
| 3280 | SetOperandAt(1, global_object); |
| 3281 | SetOperandAt(2, value); |
| 3282 | set_representation(Representation::Tagged()); |
| 3283 | SetAllSideEffects(); |
| 3284 | } |
| 3285 | |
| 3286 | HValue* context() { return OperandAt(0); } |
| 3287 | HValue* global_object() { return OperandAt(1); } |
| 3288 | Handle<Object> name() const { return name_; } |
| 3289 | HValue* value() { return OperandAt(2); } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3290 | bool strict_mode() { return strict_mode_; } |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3291 | |
| 3292 | virtual void PrintDataTo(StringStream* stream); |
| 3293 | |
| 3294 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3295 | return Representation::Tagged(); |
| 3296 | } |
| 3297 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3298 | DECLARE_CONCRETE_INSTRUCTION(StoreGlobalGeneric) |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3299 | |
| 3300 | private: |
| 3301 | Handle<Object> name_; |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3302 | bool strict_mode_; |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3303 | }; |
| 3304 | |
| 3305 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3306 | class HLoadContextSlot: public HUnaryOperation { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3307 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3308 | HLoadContextSlot(HValue* context , int slot_index) |
| 3309 | : HUnaryOperation(context), slot_index_(slot_index) { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3310 | set_representation(Representation::Tagged()); |
| 3311 | SetFlag(kUseGVN); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3312 | SetFlag(kDependsOnContextSlots); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3313 | } |
| 3314 | |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3315 | int slot_index() const { return slot_index_; } |
| 3316 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3317 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3318 | return Representation::Tagged(); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3319 | } |
| 3320 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3321 | virtual void PrintDataTo(StringStream* stream); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3322 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3323 | DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot) |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3324 | |
| 3325 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3326 | virtual bool DataEquals(HValue* other) { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3327 | HLoadContextSlot* b = HLoadContextSlot::cast(other); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3328 | return (slot_index() == b->slot_index()); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3329 | } |
| 3330 | |
| 3331 | private: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3332 | int slot_index_; |
| 3333 | }; |
| 3334 | |
| 3335 | |
| 3336 | static inline bool StoringValueNeedsWriteBarrier(HValue* value) { |
| 3337 | return !value->type().IsSmi() && |
| 3338 | !(value->IsConstant() && HConstant::cast(value)->InOldSpace()); |
| 3339 | } |
| 3340 | |
| 3341 | |
| 3342 | class HStoreContextSlot: public HBinaryOperation { |
| 3343 | public: |
| 3344 | HStoreContextSlot(HValue* context, int slot_index, HValue* value) |
| 3345 | : HBinaryOperation(context, value), slot_index_(slot_index) { |
| 3346 | SetFlag(kChangesContextSlots); |
| 3347 | } |
| 3348 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3349 | HValue* context() { return OperandAt(0); } |
| 3350 | HValue* value() { return OperandAt(1); } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3351 | int slot_index() const { return slot_index_; } |
| 3352 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3353 | bool NeedsWriteBarrier() { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3354 | return StoringValueNeedsWriteBarrier(value()); |
| 3355 | } |
| 3356 | |
| 3357 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3358 | return Representation::Tagged(); |
| 3359 | } |
| 3360 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3361 | virtual void PrintDataTo(StringStream* stream); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3362 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3363 | DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot) |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3364 | |
| 3365 | private: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3366 | int slot_index_; |
| 3367 | }; |
| 3368 | |
| 3369 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3370 | class HLoadNamedField: public HUnaryOperation { |
| 3371 | public: |
| 3372 | HLoadNamedField(HValue* object, bool is_in_object, int offset) |
| 3373 | : HUnaryOperation(object), |
| 3374 | is_in_object_(is_in_object), |
| 3375 | offset_(offset) { |
| 3376 | set_representation(Representation::Tagged()); |
| 3377 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3378 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3379 | if (is_in_object) { |
| 3380 | SetFlag(kDependsOnInobjectFields); |
| 3381 | } else { |
| 3382 | SetFlag(kDependsOnBackingStoreFields); |
| 3383 | } |
| 3384 | } |
| 3385 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3386 | HValue* object() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3387 | bool is_in_object() const { return is_in_object_; } |
| 3388 | int offset() const { return offset_; } |
| 3389 | |
| 3390 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3391 | return Representation::Tagged(); |
| 3392 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3393 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3394 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3395 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedField) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3396 | |
| 3397 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3398 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3399 | HLoadNamedField* b = HLoadNamedField::cast(other); |
| 3400 | return is_in_object_ == b->is_in_object_ && offset_ == b->offset_; |
| 3401 | } |
| 3402 | |
| 3403 | private: |
| 3404 | bool is_in_object_; |
| 3405 | int offset_; |
| 3406 | }; |
| 3407 | |
| 3408 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3409 | class HLoadNamedFieldPolymorphic: public HUnaryOperation { |
| 3410 | public: |
| 3411 | HLoadNamedFieldPolymorphic(HValue* object, |
| 3412 | ZoneMapList* types, |
| 3413 | Handle<String> name); |
| 3414 | |
| 3415 | HValue* object() { return OperandAt(0); } |
| 3416 | ZoneMapList* types() { return &types_; } |
| 3417 | Handle<String> name() { return name_; } |
| 3418 | bool need_generic() { return need_generic_; } |
| 3419 | |
| 3420 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3421 | return Representation::Tagged(); |
| 3422 | } |
| 3423 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3424 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedFieldPolymorphic) |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3425 | |
| 3426 | static const int kMaxLoadPolymorphism = 4; |
| 3427 | |
| 3428 | protected: |
| 3429 | virtual bool DataEquals(HValue* value); |
| 3430 | |
| 3431 | private: |
| 3432 | ZoneMapList types_; |
| 3433 | Handle<String> name_; |
| 3434 | bool need_generic_; |
| 3435 | }; |
| 3436 | |
| 3437 | |
| 3438 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3439 | class HLoadNamedGeneric: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3440 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3441 | HLoadNamedGeneric(HValue* context, HValue* object, Handle<Object> name) |
| 3442 | : HBinaryOperation(context, object), name_(name) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3443 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3444 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3445 | } |
| 3446 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3447 | HValue* context() { return OperandAt(0); } |
| 3448 | HValue* object() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3449 | Handle<Object> name() const { return name_; } |
| 3450 | |
| 3451 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3452 | return Representation::Tagged(); |
| 3453 | } |
| 3454 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3455 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3456 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3457 | private: |
| 3458 | Handle<Object> name_; |
| 3459 | }; |
| 3460 | |
| 3461 | |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3462 | class HLoadFunctionPrototype: public HUnaryOperation { |
| 3463 | public: |
| 3464 | explicit HLoadFunctionPrototype(HValue* function) |
| 3465 | : HUnaryOperation(function) { |
| 3466 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3467 | SetFlag(kUseGVN); |
| 3468 | SetFlag(kDependsOnCalls); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3469 | } |
| 3470 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3471 | HValue* function() { return OperandAt(0); } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3472 | |
| 3473 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3474 | return Representation::Tagged(); |
| 3475 | } |
| 3476 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3477 | DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype) |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3478 | |
| 3479 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3480 | virtual bool DataEquals(HValue* other) { return true; } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3481 | }; |
| 3482 | |
| 3483 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3484 | class HLoadKeyedFastElement: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3485 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3486 | HLoadKeyedFastElement(HValue* obj, HValue* key) : HBinaryOperation(obj, key) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3487 | set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3488 | SetFlag(kDependsOnArrayElements); |
| 3489 | SetFlag(kUseGVN); |
| 3490 | } |
| 3491 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3492 | HValue* object() { return OperandAt(0); } |
| 3493 | HValue* key() { return OperandAt(1); } |
| 3494 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3495 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3496 | // The key is supposed to be Integer32. |
| 3497 | return (index == 1) ? Representation::Integer32() |
| 3498 | : Representation::Tagged(); |
| 3499 | } |
| 3500 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3501 | virtual void PrintDataTo(StringStream* stream); |
| 3502 | |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 3503 | bool RequiresHoleCheck() const; |
| 3504 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3505 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedFastElement) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3506 | |
| 3507 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3508 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3509 | }; |
| 3510 | |
| 3511 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3512 | class HLoadKeyedSpecializedArrayElement: public HBinaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3513 | public: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3514 | HLoadKeyedSpecializedArrayElement(HValue* external_elements, |
| 3515 | HValue* key, |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3516 | JSObject::ElementsKind elements_kind) |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3517 | : HBinaryOperation(external_elements, key), |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3518 | elements_kind_(elements_kind) { |
| 3519 | if (elements_kind == JSObject::EXTERNAL_FLOAT_ELEMENTS || |
| 3520 | elements_kind == JSObject::EXTERNAL_DOUBLE_ELEMENTS) { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3521 | set_representation(Representation::Double()); |
| 3522 | } else { |
| 3523 | set_representation(Representation::Integer32()); |
| 3524 | } |
| 3525 | SetFlag(kDependsOnSpecializedArrayElements); |
| 3526 | // Native code could change the specialized array. |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3527 | SetFlag(kDependsOnCalls); |
| 3528 | SetFlag(kUseGVN); |
| 3529 | } |
| 3530 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3531 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3532 | |
| 3533 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3534 | // The key is supposed to be Integer32, but the base pointer |
| 3535 | // for the element load is a naked pointer. |
| 3536 | return (index == 1) ? Representation::Integer32() |
| 3537 | : Representation::External(); |
| 3538 | } |
| 3539 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3540 | HValue* external_pointer() { return OperandAt(0); } |
| 3541 | HValue* key() { return OperandAt(1); } |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3542 | JSObject::ElementsKind elements_kind() const { return elements_kind_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3543 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3544 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedSpecializedArrayElement) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3545 | |
| 3546 | protected: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3547 | virtual bool DataEquals(HValue* other) { |
| 3548 | if (!other->IsLoadKeyedSpecializedArrayElement()) return false; |
| 3549 | HLoadKeyedSpecializedArrayElement* cast_other = |
| 3550 | HLoadKeyedSpecializedArrayElement::cast(other); |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3551 | return elements_kind_ == cast_other->elements_kind(); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3552 | } |
| 3553 | |
| 3554 | private: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3555 | JSObject::ElementsKind elements_kind_; |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3556 | }; |
| 3557 | |
| 3558 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3559 | class HLoadKeyedGeneric: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3560 | public: |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 3561 | HLoadKeyedGeneric(HValue* context, HValue* obj, HValue* key) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3562 | set_representation(Representation::Tagged()); |
| 3563 | SetOperandAt(0, obj); |
| 3564 | SetOperandAt(1, key); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3565 | SetOperandAt(2, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3566 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3567 | } |
| 3568 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3569 | HValue* object() { return OperandAt(0); } |
| 3570 | HValue* key() { return OperandAt(1); } |
| 3571 | HValue* context() { return OperandAt(2); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3572 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3573 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3574 | |
| 3575 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3576 | return Representation::Tagged(); |
| 3577 | } |
| 3578 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3579 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3580 | }; |
| 3581 | |
| 3582 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3583 | class HStoreNamedField: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3584 | public: |
| 3585 | HStoreNamedField(HValue* obj, |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3586 | Handle<String> name, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3587 | HValue* val, |
| 3588 | bool in_object, |
| 3589 | int offset) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3590 | : HBinaryOperation(obj, val), |
| 3591 | name_(name), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3592 | is_in_object_(in_object), |
| 3593 | offset_(offset) { |
| 3594 | if (is_in_object_) { |
| 3595 | SetFlag(kChangesInobjectFields); |
| 3596 | } else { |
| 3597 | SetFlag(kChangesBackingStoreFields); |
| 3598 | } |
| 3599 | } |
| 3600 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3601 | DECLARE_CONCRETE_INSTRUCTION(StoreNamedField) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3602 | |
| 3603 | virtual Representation RequiredInputRepresentation(int index) const { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3604 | return Representation::Tagged(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3605 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3606 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3607 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3608 | HValue* object() { return OperandAt(0); } |
| 3609 | HValue* value() { return OperandAt(1); } |
| 3610 | |
| 3611 | Handle<String> name() const { return name_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3612 | bool is_in_object() const { return is_in_object_; } |
| 3613 | int offset() const { return offset_; } |
| 3614 | Handle<Map> transition() const { return transition_; } |
| 3615 | void set_transition(Handle<Map> map) { transition_ = map; } |
| 3616 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3617 | bool NeedsWriteBarrier() { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3618 | return StoringValueNeedsWriteBarrier(value()); |
| 3619 | } |
| 3620 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3621 | private: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3622 | Handle<String> name_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3623 | bool is_in_object_; |
| 3624 | int offset_; |
| 3625 | Handle<Map> transition_; |
| 3626 | }; |
| 3627 | |
| 3628 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3629 | class HStoreNamedGeneric: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3630 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3631 | HStoreNamedGeneric(HValue* context, |
| 3632 | HValue* object, |
| 3633 | Handle<String> name, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3634 | HValue* value, |
| 3635 | bool strict_mode) |
| 3636 | : name_(name), |
| 3637 | strict_mode_(strict_mode) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3638 | SetOperandAt(0, object); |
| 3639 | SetOperandAt(1, value); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3640 | SetOperandAt(2, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3641 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3642 | } |
| 3643 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3644 | HValue* object() { return OperandAt(0); } |
| 3645 | HValue* value() { return OperandAt(1); } |
| 3646 | HValue* context() { return OperandAt(2); } |
| 3647 | Handle<String> name() { return name_; } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3648 | bool strict_mode() { return strict_mode_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3649 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3650 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3651 | |
| 3652 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3653 | return Representation::Tagged(); |
| 3654 | } |
| 3655 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3656 | DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3657 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3658 | private: |
| 3659 | Handle<String> name_; |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3660 | bool strict_mode_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3661 | }; |
| 3662 | |
| 3663 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3664 | class HStoreKeyedFastElement: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3665 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3666 | HStoreKeyedFastElement(HValue* obj, HValue* key, HValue* val) { |
| 3667 | SetOperandAt(0, obj); |
| 3668 | SetOperandAt(1, key); |
| 3669 | SetOperandAt(2, val); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3670 | SetFlag(kChangesArrayElements); |
| 3671 | } |
| 3672 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3673 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3674 | // The key is supposed to be Integer32. |
| 3675 | return (index == 1) ? Representation::Integer32() |
| 3676 | : Representation::Tagged(); |
| 3677 | } |
| 3678 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3679 | HValue* object() { return OperandAt(0); } |
| 3680 | HValue* key() { return OperandAt(1); } |
| 3681 | HValue* value() { return OperandAt(2); } |
| 3682 | |
| 3683 | bool NeedsWriteBarrier() { |
| 3684 | return StoringValueNeedsWriteBarrier(value()); |
| 3685 | } |
| 3686 | |
| 3687 | virtual void PrintDataTo(StringStream* stream); |
| 3688 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3689 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedFastElement) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3690 | }; |
| 3691 | |
| 3692 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3693 | class HStoreKeyedSpecializedArrayElement: public HTemplateInstruction<3> { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3694 | public: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3695 | HStoreKeyedSpecializedArrayElement(HValue* external_elements, |
| 3696 | HValue* key, |
| 3697 | HValue* val, |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3698 | JSObject::ElementsKind elements_kind) |
| 3699 | : elements_kind_(elements_kind) { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3700 | SetFlag(kChangesSpecializedArrayElements); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3701 | SetOperandAt(0, external_elements); |
| 3702 | SetOperandAt(1, key); |
| 3703 | SetOperandAt(2, val); |
| 3704 | } |
| 3705 | |
| 3706 | virtual void PrintDataTo(StringStream* stream); |
| 3707 | |
| 3708 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3709 | if (index == 0) { |
| 3710 | return Representation::External(); |
| 3711 | } else { |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3712 | bool float_or_double_elements = |
| 3713 | elements_kind() == JSObject::EXTERNAL_FLOAT_ELEMENTS || |
| 3714 | elements_kind() == JSObject::EXTERNAL_DOUBLE_ELEMENTS; |
| 3715 | if (index == 2 && float_or_double_elements) { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3716 | return Representation::Double(); |
| 3717 | } else { |
| 3718 | return Representation::Integer32(); |
| 3719 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3720 | } |
| 3721 | } |
| 3722 | |
| 3723 | HValue* external_pointer() { return OperandAt(0); } |
| 3724 | HValue* key() { return OperandAt(1); } |
| 3725 | HValue* value() { return OperandAt(2); } |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3726 | JSObject::ElementsKind elements_kind() const { return elements_kind_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3727 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3728 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedSpecializedArrayElement) |
| 3729 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3730 | private: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3731 | JSObject::ElementsKind elements_kind_; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3732 | }; |
| 3733 | |
| 3734 | |
| 3735 | class HStoreKeyedGeneric: public HTemplateInstruction<4> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3736 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3737 | HStoreKeyedGeneric(HValue* context, |
| 3738 | HValue* object, |
| 3739 | HValue* key, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3740 | HValue* value, |
| 3741 | bool strict_mode) |
| 3742 | : strict_mode_(strict_mode) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3743 | SetOperandAt(0, object); |
| 3744 | SetOperandAt(1, key); |
| 3745 | SetOperandAt(2, value); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3746 | SetOperandAt(3, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3747 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3748 | } |
| 3749 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3750 | HValue* object() { return OperandAt(0); } |
| 3751 | HValue* key() { return OperandAt(1); } |
| 3752 | HValue* value() { return OperandAt(2); } |
| 3753 | HValue* context() { return OperandAt(3); } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3754 | bool strict_mode() { return strict_mode_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3755 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3756 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3757 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3758 | } |
| 3759 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3760 | virtual void PrintDataTo(StringStream* stream); |
| 3761 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3762 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric) |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3763 | |
| 3764 | private: |
| 3765 | bool strict_mode_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3766 | }; |
| 3767 | |
| 3768 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 3769 | class HStringAdd: public HBinaryOperation { |
| 3770 | public: |
| 3771 | HStringAdd(HValue* left, HValue* right) : HBinaryOperation(left, right) { |
| 3772 | set_representation(Representation::Tagged()); |
| 3773 | SetFlag(kUseGVN); |
| 3774 | SetFlag(kDependsOnMaps); |
| 3775 | } |
| 3776 | |
| 3777 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3778 | return Representation::Tagged(); |
| 3779 | } |
| 3780 | |
| 3781 | virtual HType CalculateInferredType() { |
| 3782 | return HType::String(); |
| 3783 | } |
| 3784 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3785 | DECLARE_CONCRETE_INSTRUCTION(StringAdd) |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 3786 | |
| 3787 | protected: |
| 3788 | virtual bool DataEquals(HValue* other) { return true; } |
| 3789 | }; |
| 3790 | |
| 3791 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3792 | class HStringCharCodeAt: public HBinaryOperation { |
| 3793 | public: |
| 3794 | HStringCharCodeAt(HValue* string, HValue* index) |
| 3795 | : HBinaryOperation(string, index) { |
| 3796 | set_representation(Representation::Integer32()); |
| 3797 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3798 | SetFlag(kDependsOnMaps); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3799 | } |
| 3800 | |
| 3801 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3802 | // The index is supposed to be Integer32. |
| 3803 | return (index == 1) ? Representation::Integer32() |
| 3804 | : Representation::Tagged(); |
| 3805 | } |
| 3806 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3807 | HValue* string() { return OperandAt(0); } |
| 3808 | HValue* index() { return OperandAt(1); } |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3809 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3810 | DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3811 | |
| 3812 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3813 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3814 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3815 | virtual Range* InferRange() { |
| 3816 | return new Range(0, String::kMaxUC16CharCode); |
| 3817 | } |
| 3818 | }; |
| 3819 | |
| 3820 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3821 | class HStringCharFromCode: public HUnaryOperation { |
| 3822 | public: |
| 3823 | explicit HStringCharFromCode(HValue* char_code) : HUnaryOperation(char_code) { |
| 3824 | set_representation(Representation::Tagged()); |
| 3825 | SetFlag(kUseGVN); |
| 3826 | } |
| 3827 | |
| 3828 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3829 | return Representation::Integer32(); |
| 3830 | } |
| 3831 | |
| 3832 | virtual bool DataEquals(HValue* other) { return true; } |
| 3833 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3834 | DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode) |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3835 | }; |
| 3836 | |
| 3837 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3838 | class HStringLength: public HUnaryOperation { |
| 3839 | public: |
| 3840 | explicit HStringLength(HValue* string) : HUnaryOperation(string) { |
| 3841 | set_representation(Representation::Tagged()); |
| 3842 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3843 | SetFlag(kDependsOnMaps); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3844 | } |
| 3845 | |
| 3846 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3847 | return Representation::Tagged(); |
| 3848 | } |
| 3849 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3850 | virtual HType CalculateInferredType() { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3851 | STATIC_ASSERT(String::kMaxLength <= Smi::kMaxValue); |
| 3852 | return HType::Smi(); |
| 3853 | } |
| 3854 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3855 | DECLARE_CONCRETE_INSTRUCTION(StringLength) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3856 | |
| 3857 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3858 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3859 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3860 | virtual Range* InferRange() { |
| 3861 | return new Range(0, String::kMaxLength); |
| 3862 | } |
| 3863 | }; |
| 3864 | |
| 3865 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3866 | template <int V> |
| 3867 | class HMaterializedLiteral: public HTemplateInstruction<V> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3868 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3869 | HMaterializedLiteral<V>(int index, int depth) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3870 | : literal_index_(index), depth_(depth) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3871 | this->set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3872 | } |
| 3873 | |
| 3874 | int literal_index() const { return literal_index_; } |
| 3875 | int depth() const { return depth_; } |
| 3876 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3877 | private: |
| 3878 | int literal_index_; |
| 3879 | int depth_; |
| 3880 | }; |
| 3881 | |
| 3882 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3883 | class HArrayLiteral: public HMaterializedLiteral<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3884 | public: |
| 3885 | HArrayLiteral(Handle<FixedArray> constant_elements, |
| 3886 | int length, |
| 3887 | int literal_index, |
| 3888 | int depth) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3889 | : HMaterializedLiteral<0>(literal_index, depth), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3890 | length_(length), |
| 3891 | constant_elements_(constant_elements) {} |
| 3892 | |
| 3893 | Handle<FixedArray> constant_elements() const { return constant_elements_; } |
| 3894 | int length() const { return length_; } |
| 3895 | |
| 3896 | bool IsCopyOnWrite() const; |
| 3897 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3898 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3899 | return Representation::None(); |
| 3900 | } |
| 3901 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3902 | DECLARE_CONCRETE_INSTRUCTION(ArrayLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3903 | |
| 3904 | private: |
| 3905 | int length_; |
| 3906 | Handle<FixedArray> constant_elements_; |
| 3907 | }; |
| 3908 | |
| 3909 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3910 | class HObjectLiteral: public HMaterializedLiteral<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3911 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3912 | HObjectLiteral(HValue* context, |
| 3913 | Handle<FixedArray> constant_properties, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3914 | bool fast_elements, |
| 3915 | int literal_index, |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3916 | int depth, |
| 3917 | bool has_function) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3918 | : HMaterializedLiteral<1>(literal_index, depth), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3919 | constant_properties_(constant_properties), |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3920 | fast_elements_(fast_elements), |
| 3921 | has_function_(has_function) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3922 | SetOperandAt(0, context); |
| 3923 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3924 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3925 | HValue* context() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3926 | Handle<FixedArray> constant_properties() const { |
| 3927 | return constant_properties_; |
| 3928 | } |
| 3929 | bool fast_elements() const { return fast_elements_; } |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3930 | bool has_function() const { return has_function_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3931 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3932 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3933 | return Representation::Tagged(); |
| 3934 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3935 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3936 | DECLARE_CONCRETE_INSTRUCTION(ObjectLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3937 | |
| 3938 | private: |
| 3939 | Handle<FixedArray> constant_properties_; |
| 3940 | bool fast_elements_; |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3941 | bool has_function_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3942 | }; |
| 3943 | |
| 3944 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3945 | class HRegExpLiteral: public HMaterializedLiteral<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3946 | public: |
| 3947 | HRegExpLiteral(Handle<String> pattern, |
| 3948 | Handle<String> flags, |
| 3949 | int literal_index) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3950 | : HMaterializedLiteral<0>(literal_index, 0), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3951 | pattern_(pattern), |
| 3952 | flags_(flags) { } |
| 3953 | |
| 3954 | Handle<String> pattern() { return pattern_; } |
| 3955 | Handle<String> flags() { return flags_; } |
| 3956 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3957 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3958 | return Representation::None(); |
| 3959 | } |
| 3960 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3961 | DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3962 | |
| 3963 | private: |
| 3964 | Handle<String> pattern_; |
| 3965 | Handle<String> flags_; |
| 3966 | }; |
| 3967 | |
| 3968 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3969 | class HFunctionLiteral: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3970 | public: |
| 3971 | HFunctionLiteral(Handle<SharedFunctionInfo> shared, bool pretenure) |
| 3972 | : shared_info_(shared), pretenure_(pretenure) { |
| 3973 | set_representation(Representation::Tagged()); |
| 3974 | } |
| 3975 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3976 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3977 | return Representation::None(); |
| 3978 | } |
| 3979 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3980 | DECLARE_CONCRETE_INSTRUCTION(FunctionLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3981 | |
| 3982 | Handle<SharedFunctionInfo> shared_info() const { return shared_info_; } |
| 3983 | bool pretenure() const { return pretenure_; } |
| 3984 | |
| 3985 | private: |
| 3986 | Handle<SharedFunctionInfo> shared_info_; |
| 3987 | bool pretenure_; |
| 3988 | }; |
| 3989 | |
| 3990 | |
| 3991 | class HTypeof: public HUnaryOperation { |
| 3992 | public: |
| 3993 | explicit HTypeof(HValue* value) : HUnaryOperation(value) { |
| 3994 | set_representation(Representation::Tagged()); |
| 3995 | } |
| 3996 | |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 3997 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3998 | return Representation::Tagged(); |
| 3999 | } |
| 4000 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4001 | DECLARE_CONCRETE_INSTRUCTION(Typeof) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4002 | }; |
| 4003 | |
| 4004 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 4005 | class HToFastProperties: public HUnaryOperation { |
| 4006 | public: |
| 4007 | explicit HToFastProperties(HValue* value) : HUnaryOperation(value) { |
| 4008 | // This instruction is not marked as having side effects, but |
| 4009 | // changes the map of the input operand. Use it only when creating |
| 4010 | // object literals. |
| 4011 | ASSERT(value->IsObjectLiteral()); |
| 4012 | set_representation(Representation::Tagged()); |
| 4013 | } |
| 4014 | |
| 4015 | virtual Representation RequiredInputRepresentation(int index) const { |
| 4016 | return Representation::Tagged(); |
| 4017 | } |
| 4018 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4019 | DECLARE_CONCRETE_INSTRUCTION(ToFastProperties) |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 4020 | }; |
| 4021 | |
| 4022 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4023 | class HValueOf: public HUnaryOperation { |
| 4024 | public: |
| 4025 | explicit HValueOf(HValue* value) : HUnaryOperation(value) { |
| 4026 | set_representation(Representation::Tagged()); |
| 4027 | } |
| 4028 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4029 | virtual Representation RequiredInputRepresentation(int index) const { |
| 4030 | return Representation::Tagged(); |
| 4031 | } |
| 4032 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4033 | DECLARE_CONCRETE_INSTRUCTION(ValueOf) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4034 | }; |
| 4035 | |
| 4036 | |
| 4037 | class HDeleteProperty: public HBinaryOperation { |
| 4038 | public: |
| 4039 | HDeleteProperty(HValue* obj, HValue* key) |
| 4040 | : HBinaryOperation(obj, key) { |
| 4041 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 4042 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4043 | } |
| 4044 | |
| 4045 | virtual Representation RequiredInputRepresentation(int index) const { |
| 4046 | return Representation::Tagged(); |
| 4047 | } |
| 4048 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 4049 | virtual HType CalculateInferredType(); |
| 4050 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4051 | DECLARE_CONCRETE_INSTRUCTION(DeleteProperty) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4052 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4053 | HValue* object() { return left(); } |
| 4054 | HValue* key() { return right(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4055 | }; |
| 4056 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 4057 | |
| 4058 | class HIn: public HTemplateInstruction<2> { |
| 4059 | public: |
| 4060 | HIn(HValue* key, HValue* object) { |
| 4061 | SetOperandAt(0, key); |
| 4062 | SetOperandAt(1, object); |
| 4063 | set_representation(Representation::Tagged()); |
| 4064 | SetAllSideEffects(); |
| 4065 | } |
| 4066 | |
| 4067 | HValue* key() { return OperandAt(0); } |
| 4068 | HValue* object() { return OperandAt(1); } |
| 4069 | |
| 4070 | virtual Representation RequiredInputRepresentation(int index) const { |
| 4071 | return Representation::Tagged(); |
| 4072 | } |
| 4073 | |
| 4074 | virtual HType CalculateInferredType() { |
| 4075 | return HType::Boolean(); |
| 4076 | } |
| 4077 | |
| 4078 | virtual void PrintDataTo(StringStream* stream); |
| 4079 | |
| 4080 | DECLARE_CONCRETE_INSTRUCTION(In) |
| 4081 | }; |
| 4082 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4083 | #undef DECLARE_INSTRUCTION |
| 4084 | #undef DECLARE_CONCRETE_INSTRUCTION |
| 4085 | |
| 4086 | } } // namespace v8::internal |
| 4087 | |
| 4088 | #endif // V8_HYDROGEN_INSTRUCTIONS_H_ |