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" |
| 38 | #include "zone.h" |
| 39 | |
| 40 | namespace v8 { |
| 41 | namespace internal { |
| 42 | |
| 43 | // Forward declarations. |
| 44 | class HBasicBlock; |
| 45 | class HEnvironment; |
| 46 | class HInstruction; |
| 47 | class HLoopInformation; |
| 48 | class HValue; |
| 49 | class LInstruction; |
| 50 | class LChunkBuilder; |
| 51 | |
| 52 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 53 | #define HYDROGEN_ABSTRACT_INSTRUCTION_LIST(V) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 54 | V(BitwiseBinaryOperation) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 55 | V(ControlInstruction) \ |
| 56 | V(Instruction) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 57 | |
| 58 | |
| 59 | #define HYDROGEN_CONCRETE_INSTRUCTION_LIST(V) \ |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 60 | V(AbnormalExit) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 61 | V(AccessArgumentsAt) \ |
| 62 | V(Add) \ |
| 63 | V(ApplyArguments) \ |
| 64 | V(ArgumentsElements) \ |
| 65 | V(ArgumentsLength) \ |
| 66 | V(ArgumentsObject) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 67 | V(ArrayLiteral) \ |
| 68 | V(BitAnd) \ |
| 69 | V(BitNot) \ |
| 70 | V(BitOr) \ |
| 71 | V(BitXor) \ |
| 72 | V(BlockEntry) \ |
| 73 | V(BoundsCheck) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 74 | V(CallConstantFunction) \ |
| 75 | V(CallFunction) \ |
| 76 | V(CallGlobal) \ |
| 77 | V(CallKeyed) \ |
| 78 | V(CallKnownGlobal) \ |
| 79 | V(CallNamed) \ |
| 80 | V(CallNew) \ |
| 81 | V(CallRuntime) \ |
| 82 | V(CallStub) \ |
| 83 | V(Change) \ |
| 84 | V(CheckFunction) \ |
| 85 | V(CheckInstanceType) \ |
| 86 | V(CheckMap) \ |
| 87 | V(CheckNonSmi) \ |
| 88 | V(CheckPrototypeMaps) \ |
| 89 | V(CheckSmi) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 90 | V(ClassOfTest) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 91 | V(Compare) \ |
| 92 | V(CompareJSObjectEq) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 93 | V(CompareMap) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 94 | V(Constant) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 95 | V(Context) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 96 | V(DeleteProperty) \ |
| 97 | V(Deoptimize) \ |
| 98 | V(Div) \ |
| 99 | V(EnterInlined) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 100 | V(ExternalArrayLength) \ |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 101 | V(FixedArrayLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 102 | V(FunctionLiteral) \ |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 103 | V(GetCachedArrayIndex) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 104 | V(GlobalObject) \ |
| 105 | V(GlobalReceiver) \ |
| 106 | V(Goto) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 107 | V(HasInstanceType) \ |
| 108 | V(HasCachedArrayIndex) \ |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 109 | V(In) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 110 | V(InstanceOf) \ |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 111 | V(InstanceOfKnownGlobal) \ |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 112 | V(InvokeFunction) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 113 | V(IsNull) \ |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 114 | V(IsObject) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 115 | V(IsSmi) \ |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 116 | V(IsConstructCall) \ |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 117 | V(JSArrayLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 118 | V(LeaveInlined) \ |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 119 | V(LoadContextSlot) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 120 | V(LoadElements) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 121 | V(LoadExternalArrayPointer) \ |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 122 | V(LoadFunctionPrototype) \ |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 123 | V(LoadGlobalCell) \ |
| 124 | V(LoadGlobalGeneric) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 125 | V(LoadKeyedFastElement) \ |
| 126 | V(LoadKeyedGeneric) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 127 | V(LoadKeyedSpecializedArrayElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 128 | V(LoadNamedField) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 129 | V(LoadNamedFieldPolymorphic) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 130 | V(LoadNamedGeneric) \ |
| 131 | V(Mod) \ |
| 132 | V(Mul) \ |
| 133 | V(ObjectLiteral) \ |
| 134 | V(OsrEntry) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 135 | V(OuterContext) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 136 | V(Parameter) \ |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 137 | V(Power) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 138 | V(PushArgument) \ |
| 139 | V(RegExpLiteral) \ |
| 140 | V(Return) \ |
| 141 | V(Sar) \ |
| 142 | V(Shl) \ |
| 143 | V(Shr) \ |
| 144 | V(Simulate) \ |
| 145 | V(StackCheck) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 146 | V(StoreContextSlot) \ |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 147 | V(StoreGlobalCell) \ |
| 148 | V(StoreGlobalGeneric) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 149 | V(StoreKeyedFastElement) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 150 | V(StoreKeyedSpecializedArrayElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 151 | V(StoreKeyedGeneric) \ |
| 152 | V(StoreNamedField) \ |
| 153 | V(StoreNamedGeneric) \ |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 154 | V(StringAdd) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 155 | V(StringCharCodeAt) \ |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 156 | V(StringCharFromCode) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 157 | V(StringLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 158 | V(Sub) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 159 | V(Test) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 160 | V(Throw) \ |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 161 | V(ToFastProperties) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 162 | V(Typeof) \ |
| 163 | V(TypeofIs) \ |
| 164 | V(UnaryMathOperation) \ |
| 165 | V(UnknownOSRValue) \ |
| 166 | V(ValueOf) |
| 167 | |
| 168 | #define GVN_FLAG_LIST(V) \ |
| 169 | V(Calls) \ |
| 170 | V(InobjectFields) \ |
| 171 | V(BackingStoreFields) \ |
| 172 | V(ArrayElements) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 173 | V(SpecializedArrayElements) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 174 | V(GlobalVars) \ |
| 175 | V(Maps) \ |
| 176 | V(ArrayLengths) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 177 | V(ContextSlots) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 178 | V(OsrEntries) |
| 179 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 180 | #define DECLARE_ABSTRACT_INSTRUCTION(type) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 181 | virtual bool Is##type() const { return true; } \ |
| 182 | static H##type* cast(HValue* value) { \ |
| 183 | ASSERT(value->Is##type()); \ |
| 184 | return reinterpret_cast<H##type*>(value); \ |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 185 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 186 | |
| 187 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 188 | #define DECLARE_CONCRETE_INSTRUCTION(type) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 189 | virtual LInstruction* CompileToLithium(LChunkBuilder* builder); \ |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 190 | static H##type* cast(HValue* value) { \ |
| 191 | ASSERT(value->Is##type()); \ |
| 192 | return reinterpret_cast<H##type*>(value); \ |
| 193 | } \ |
| 194 | virtual Opcode opcode() const { return HValue::k##type; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 195 | |
| 196 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 197 | class Range: public ZoneObject { |
| 198 | public: |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 199 | Range() |
| 200 | : lower_(kMinInt), |
| 201 | upper_(kMaxInt), |
| 202 | next_(NULL), |
| 203 | can_be_minus_zero_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 204 | |
| 205 | Range(int32_t lower, int32_t upper) |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 206 | : lower_(lower), |
| 207 | upper_(upper), |
| 208 | next_(NULL), |
| 209 | can_be_minus_zero_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 210 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 211 | int32_t upper() const { return upper_; } |
| 212 | int32_t lower() const { return lower_; } |
| 213 | Range* next() const { return next_; } |
| 214 | Range* CopyClearLower() const { return new Range(kMinInt, upper_); } |
| 215 | Range* CopyClearUpper() const { return new Range(lower_, kMaxInt); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 216 | Range* Copy() const { return new Range(lower_, upper_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 217 | int32_t Mask() const; |
| 218 | void set_can_be_minus_zero(bool b) { can_be_minus_zero_ = b; } |
| 219 | bool CanBeMinusZero() const { return CanBeZero() && can_be_minus_zero_; } |
| 220 | bool CanBeZero() const { return upper_ >= 0 && lower_ <= 0; } |
| 221 | bool CanBeNegative() const { return lower_ < 0; } |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 222 | bool Includes(int value) const { return lower_ <= value && upper_ >= value; } |
| 223 | bool IsMostGeneric() const { return lower_ == kMinInt && upper_ == kMaxInt; } |
| 224 | bool IsInSmiRange() const { |
| 225 | return lower_ >= Smi::kMinValue && upper_ <= Smi::kMaxValue; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 226 | } |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 227 | void KeepOrder(); |
| 228 | void Verify() const; |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 229 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 230 | void StackUpon(Range* other) { |
| 231 | Intersect(other); |
| 232 | next_ = other; |
| 233 | } |
| 234 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 235 | void Intersect(Range* other); |
| 236 | void Union(Range* other); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 237 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 238 | void AddConstant(int32_t value); |
| 239 | void Sar(int32_t value); |
| 240 | void Shl(int32_t value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 241 | bool AddAndCheckOverflow(Range* other); |
| 242 | bool SubAndCheckOverflow(Range* other); |
| 243 | bool MulAndCheckOverflow(Range* other); |
| 244 | |
| 245 | private: |
| 246 | int32_t lower_; |
| 247 | int32_t upper_; |
| 248 | Range* next_; |
| 249 | bool can_be_minus_zero_; |
| 250 | }; |
| 251 | |
| 252 | |
| 253 | class Representation { |
| 254 | public: |
| 255 | enum Kind { |
| 256 | kNone, |
| 257 | kTagged, |
| 258 | kDouble, |
| 259 | kInteger32, |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 260 | kExternal, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 261 | kNumRepresentations |
| 262 | }; |
| 263 | |
| 264 | Representation() : kind_(kNone) { } |
| 265 | |
| 266 | static Representation None() { return Representation(kNone); } |
| 267 | static Representation Tagged() { return Representation(kTagged); } |
| 268 | static Representation Integer32() { return Representation(kInteger32); } |
| 269 | static Representation Double() { return Representation(kDouble); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 270 | static Representation External() { return Representation(kExternal); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 271 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 272 | bool Equals(const Representation& other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 273 | return kind_ == other.kind_; |
| 274 | } |
| 275 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 276 | Kind kind() const { return static_cast<Kind>(kind_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 277 | bool IsNone() const { return kind_ == kNone; } |
| 278 | bool IsTagged() const { return kind_ == kTagged; } |
| 279 | bool IsInteger32() const { return kind_ == kInteger32; } |
| 280 | bool IsDouble() const { return kind_ == kDouble; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 281 | bool IsExternal() const { return kind_ == kExternal; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 282 | bool IsSpecialization() const { |
| 283 | return kind_ == kInteger32 || kind_ == kDouble; |
| 284 | } |
| 285 | const char* Mnemonic() const; |
| 286 | |
| 287 | private: |
| 288 | explicit Representation(Kind k) : kind_(k) { } |
| 289 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 290 | // Make sure kind fits in int8. |
| 291 | STATIC_ASSERT(kNumRepresentations <= (1 << kBitsPerByte)); |
| 292 | |
| 293 | int8_t kind_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 294 | }; |
| 295 | |
| 296 | |
| 297 | class HType { |
| 298 | public: |
| 299 | HType() : type_(kUninitialized) { } |
| 300 | |
| 301 | static HType Tagged() { return HType(kTagged); } |
| 302 | static HType TaggedPrimitive() { return HType(kTaggedPrimitive); } |
| 303 | static HType TaggedNumber() { return HType(kTaggedNumber); } |
| 304 | static HType Smi() { return HType(kSmi); } |
| 305 | static HType HeapNumber() { return HType(kHeapNumber); } |
| 306 | static HType String() { return HType(kString); } |
| 307 | static HType Boolean() { return HType(kBoolean); } |
| 308 | static HType NonPrimitive() { return HType(kNonPrimitive); } |
| 309 | static HType JSArray() { return HType(kJSArray); } |
| 310 | static HType JSObject() { return HType(kJSObject); } |
| 311 | static HType Uninitialized() { return HType(kUninitialized); } |
| 312 | |
| 313 | // Return the weakest (least precise) common type. |
| 314 | HType Combine(HType other) { |
| 315 | return HType(static_cast<Type>(type_ & other.type_)); |
| 316 | } |
| 317 | |
| 318 | bool Equals(const HType& other) { |
| 319 | return type_ == other.type_; |
| 320 | } |
| 321 | |
| 322 | bool IsSubtypeOf(const HType& other) { |
| 323 | return Combine(other).Equals(other); |
| 324 | } |
| 325 | |
| 326 | bool IsTagged() { |
| 327 | ASSERT(type_ != kUninitialized); |
| 328 | return ((type_ & kTagged) == kTagged); |
| 329 | } |
| 330 | |
| 331 | bool IsTaggedPrimitive() { |
| 332 | ASSERT(type_ != kUninitialized); |
| 333 | return ((type_ & kTaggedPrimitive) == kTaggedPrimitive); |
| 334 | } |
| 335 | |
| 336 | bool IsTaggedNumber() { |
| 337 | ASSERT(type_ != kUninitialized); |
| 338 | return ((type_ & kTaggedNumber) == kTaggedNumber); |
| 339 | } |
| 340 | |
| 341 | bool IsSmi() { |
| 342 | ASSERT(type_ != kUninitialized); |
| 343 | return ((type_ & kSmi) == kSmi); |
| 344 | } |
| 345 | |
| 346 | bool IsHeapNumber() { |
| 347 | ASSERT(type_ != kUninitialized); |
| 348 | return ((type_ & kHeapNumber) == kHeapNumber); |
| 349 | } |
| 350 | |
| 351 | bool IsString() { |
| 352 | ASSERT(type_ != kUninitialized); |
| 353 | return ((type_ & kString) == kString); |
| 354 | } |
| 355 | |
| 356 | bool IsBoolean() { |
| 357 | ASSERT(type_ != kUninitialized); |
| 358 | return ((type_ & kBoolean) == kBoolean); |
| 359 | } |
| 360 | |
| 361 | bool IsNonPrimitive() { |
| 362 | ASSERT(type_ != kUninitialized); |
| 363 | return ((type_ & kNonPrimitive) == kNonPrimitive); |
| 364 | } |
| 365 | |
| 366 | bool IsJSArray() { |
| 367 | ASSERT(type_ != kUninitialized); |
| 368 | return ((type_ & kJSArray) == kJSArray); |
| 369 | } |
| 370 | |
| 371 | bool IsJSObject() { |
| 372 | ASSERT(type_ != kUninitialized); |
| 373 | return ((type_ & kJSObject) == kJSObject); |
| 374 | } |
| 375 | |
| 376 | bool IsUninitialized() { |
| 377 | return type_ == kUninitialized; |
| 378 | } |
| 379 | |
| 380 | static HType TypeFromValue(Handle<Object> value); |
| 381 | |
| 382 | const char* ToString(); |
| 383 | const char* ToShortString(); |
| 384 | |
| 385 | private: |
| 386 | enum Type { |
| 387 | kTagged = 0x1, // 0000 0000 0000 0001 |
| 388 | kTaggedPrimitive = 0x5, // 0000 0000 0000 0101 |
| 389 | kTaggedNumber = 0xd, // 0000 0000 0000 1101 |
| 390 | kSmi = 0x1d, // 0000 0000 0001 1101 |
| 391 | kHeapNumber = 0x2d, // 0000 0000 0010 1101 |
| 392 | kString = 0x45, // 0000 0000 0100 0101 |
| 393 | kBoolean = 0x85, // 0000 0000 1000 0101 |
| 394 | kNonPrimitive = 0x101, // 0000 0001 0000 0001 |
| 395 | kJSObject = 0x301, // 0000 0011 0000 0001 |
| 396 | kJSArray = 0x701, // 0000 0111 1000 0001 |
| 397 | kUninitialized = 0x1fff // 0001 1111 1111 1111 |
| 398 | }; |
| 399 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 400 | // Make sure type fits in int16. |
| 401 | STATIC_ASSERT(kUninitialized < (1 << (2 * kBitsPerByte))); |
| 402 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 403 | explicit HType(Type t) : type_(t) { } |
| 404 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 405 | int16_t type_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 406 | }; |
| 407 | |
| 408 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 409 | class HUseListNode: public ZoneObject { |
| 410 | public: |
| 411 | HUseListNode(HValue* value, int index, HUseListNode* tail) |
| 412 | : tail_(tail), value_(value), index_(index) { |
| 413 | } |
| 414 | |
| 415 | HUseListNode* tail() const { return tail_; } |
| 416 | HValue* value() const { return value_; } |
| 417 | int index() const { return index_; } |
| 418 | |
| 419 | void set_tail(HUseListNode* list) { tail_ = list; } |
| 420 | |
| 421 | #ifdef DEBUG |
| 422 | void Zap() { |
| 423 | tail_ = reinterpret_cast<HUseListNode*>(1); |
| 424 | value_ = NULL; |
| 425 | index_ = -1; |
| 426 | } |
| 427 | #endif |
| 428 | |
| 429 | private: |
| 430 | HUseListNode* tail_; |
| 431 | HValue* value_; |
| 432 | int index_; |
| 433 | }; |
| 434 | |
| 435 | |
| 436 | // We reuse use list nodes behind the scenes as uses are added and deleted. |
| 437 | // This class is the safe way to iterate uses while deleting them. |
| 438 | class HUseIterator BASE_EMBEDDED { |
| 439 | public: |
| 440 | bool Done() { return current_ == NULL; } |
| 441 | void Advance(); |
| 442 | |
| 443 | HValue* value() { |
| 444 | ASSERT(!Done()); |
| 445 | return value_; |
| 446 | } |
| 447 | |
| 448 | int index() { |
| 449 | ASSERT(!Done()); |
| 450 | return index_; |
| 451 | } |
| 452 | |
| 453 | private: |
| 454 | explicit HUseIterator(HUseListNode* head); |
| 455 | |
| 456 | HUseListNode* current_; |
| 457 | HUseListNode* next_; |
| 458 | HValue* value_; |
| 459 | int index_; |
| 460 | |
| 461 | friend class HValue; |
| 462 | }; |
| 463 | |
| 464 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 465 | class HValue: public ZoneObject { |
| 466 | public: |
| 467 | static const int kNoNumber = -1; |
| 468 | |
| 469 | // There must be one corresponding kDepends flag for every kChanges flag and |
| 470 | // the order of the kChanges flags must be exactly the same as of the kDepends |
| 471 | // flags. |
| 472 | enum Flag { |
| 473 | // Declare global value numbering flags. |
| 474 | #define DECLARE_DO(type) kChanges##type, kDependsOn##type, |
| 475 | GVN_FLAG_LIST(DECLARE_DO) |
| 476 | #undef DECLARE_DO |
| 477 | kFlexibleRepresentation, |
| 478 | kUseGVN, |
| 479 | kCanOverflow, |
| 480 | kBailoutOnMinusZero, |
| 481 | kCanBeDivByZero, |
| 482 | kIsArguments, |
| 483 | kTruncatingToInt32, |
| 484 | kLastFlag = kTruncatingToInt32 |
| 485 | }; |
| 486 | |
| 487 | STATIC_ASSERT(kLastFlag < kBitsPerInt); |
| 488 | |
| 489 | static const int kChangesToDependsFlagsLeftShift = 1; |
| 490 | |
| 491 | static int ChangesFlagsMask() { |
| 492 | int result = 0; |
| 493 | // Create changes mask. |
| 494 | #define DECLARE_DO(type) result |= (1 << kChanges##type); |
| 495 | GVN_FLAG_LIST(DECLARE_DO) |
| 496 | #undef DECLARE_DO |
| 497 | return result; |
| 498 | } |
| 499 | |
| 500 | static int DependsFlagsMask() { |
| 501 | return ConvertChangesToDependsFlags(ChangesFlagsMask()); |
| 502 | } |
| 503 | |
| 504 | static int ConvertChangesToDependsFlags(int flags) { |
| 505 | return flags << kChangesToDependsFlagsLeftShift; |
| 506 | } |
| 507 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 508 | static HValue* cast(HValue* value) { return value; } |
| 509 | |
| 510 | enum Opcode { |
| 511 | // Declare a unique enum value for each hydrogen instruction. |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 512 | #define DECLARE_OPCODE(type) k##type, |
| 513 | HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_OPCODE) |
| 514 | kPhi |
| 515 | #undef DECLARE_OPCODE |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 516 | }; |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 517 | virtual Opcode opcode() const = 0; |
| 518 | |
| 519 | // Declare a non-virtual predicates for each concrete HInstruction or HValue. |
| 520 | #define DECLARE_PREDICATE(type) \ |
| 521 | bool Is##type() const { return opcode() == k##type; } |
| 522 | HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_PREDICATE) |
| 523 | #undef DECLARE_PREDICATE |
| 524 | bool IsPhi() const { return opcode() == kPhi; } |
| 525 | |
| 526 | // Declare virtual predicates for abstract HInstruction or HValue |
| 527 | #define DECLARE_PREDICATE(type) \ |
| 528 | virtual bool Is##type() const { return false; } |
| 529 | HYDROGEN_ABSTRACT_INSTRUCTION_LIST(DECLARE_PREDICATE) |
| 530 | #undef DECLARE_PREDICATE |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 531 | |
| 532 | HValue() : block_(NULL), |
| 533 | id_(kNoNumber), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 534 | type_(HType::Tagged()), |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 535 | use_list_(NULL), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 536 | range_(NULL), |
| 537 | flags_(0) {} |
| 538 | virtual ~HValue() {} |
| 539 | |
| 540 | HBasicBlock* block() const { return block_; } |
| 541 | void SetBlock(HBasicBlock* block); |
| 542 | |
| 543 | int id() const { return id_; } |
| 544 | void set_id(int id) { id_ = id; } |
| 545 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 546 | HUseIterator uses() const { return HUseIterator(use_list_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 547 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 548 | virtual bool EmitAtUses() { return false; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 549 | Representation representation() const { return representation_; } |
| 550 | void ChangeRepresentation(Representation r) { |
| 551 | // Representation was already set and is allowed to be changed. |
| 552 | ASSERT(!representation_.IsNone()); |
| 553 | ASSERT(!r.IsNone()); |
| 554 | ASSERT(CheckFlag(kFlexibleRepresentation)); |
| 555 | RepresentationChanged(r); |
| 556 | representation_ = r; |
| 557 | } |
| 558 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 559 | virtual bool IsConvertibleToInteger() const { return true; } |
| 560 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 561 | HType type() const { return type_; } |
| 562 | void set_type(HType type) { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 563 | ASSERT(HasNoUses()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 564 | type_ = type; |
| 565 | } |
| 566 | |
| 567 | // An operation needs to override this function iff: |
| 568 | // 1) it can produce an int32 output. |
| 569 | // 2) the true value of its output can potentially be minus zero. |
| 570 | // The implementation must set a flag so that it bails out in the case where |
| 571 | // it would otherwise output what should be a minus zero as an int32 zero. |
| 572 | // If the operation also exists in a form that takes int32 and outputs int32 |
| 573 | // then the operation should return its input value so that we can propagate |
| 574 | // back. There are two operations that need to propagate back to more than |
| 575 | // one input. They are phi and binary add. They always return NULL and |
| 576 | // expect the caller to take care of things. |
| 577 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited) { |
| 578 | visited->Add(id()); |
| 579 | return NULL; |
| 580 | } |
| 581 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 582 | bool IsDefinedAfter(HBasicBlock* other) const; |
| 583 | |
| 584 | // Operands. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 585 | virtual int OperandCount() = 0; |
| 586 | virtual HValue* OperandAt(int index) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 587 | void SetOperandAt(int index, HValue* value); |
| 588 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 589 | void DeleteAndReplaceWith(HValue* other); |
| 590 | bool HasNoUses() const { return use_list_ == NULL; } |
| 591 | bool HasMultipleUses() const { |
| 592 | return use_list_ != NULL && use_list_->tail() != NULL; |
| 593 | } |
| 594 | int UseCount() const; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 595 | void ClearOperands(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 596 | |
| 597 | int flags() const { return flags_; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 598 | void SetFlag(Flag f) { flags_ |= (1 << f); } |
| 599 | void ClearFlag(Flag f) { flags_ &= ~(1 << f); } |
| 600 | bool CheckFlag(Flag f) const { return (flags_ & (1 << f)) != 0; } |
| 601 | |
| 602 | void SetAllSideEffects() { flags_ |= AllSideEffects(); } |
| 603 | void ClearAllSideEffects() { flags_ &= ~AllSideEffects(); } |
| 604 | bool HasSideEffects() const { return (flags_ & AllSideEffects()) != 0; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 605 | |
| 606 | Range* range() const { return range_; } |
| 607 | bool HasRange() const { return range_ != NULL; } |
| 608 | void AddNewRange(Range* r); |
| 609 | void RemoveLastAddedRange(); |
| 610 | void ComputeInitialRange(); |
| 611 | |
| 612 | // Representation helpers. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 613 | virtual Representation RequiredInputRepresentation(int index) const = 0; |
| 614 | |
| 615 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 616 | return representation(); |
| 617 | } |
| 618 | |
| 619 | // This gives the instruction an opportunity to replace itself with an |
| 620 | // instruction that does the same in some better way. To replace an |
| 621 | // instruction with a new one, first add the new instruction to the graph, |
| 622 | // then return it. Return NULL to have the instruction deleted. |
| 623 | virtual HValue* Canonicalize() { return this; } |
| 624 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 625 | bool Equals(HValue* other); |
| 626 | virtual intptr_t Hashcode(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 627 | |
| 628 | // Printing support. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 629 | virtual void PrintTo(StringStream* stream) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 630 | void PrintNameTo(StringStream* stream); |
| 631 | static void PrintTypeTo(HType type, StringStream* stream); |
| 632 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 633 | const char* Mnemonic() const; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 634 | |
| 635 | // Updated the inferred type of this instruction and returns true if |
| 636 | // it has changed. |
| 637 | bool UpdateInferredType(); |
| 638 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 639 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 640 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 641 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 642 | virtual void Verify() = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 643 | #endif |
| 644 | |
| 645 | protected: |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 646 | // This function must be overridden for instructions with flag kUseGVN, to |
| 647 | // compare the non-Operand parts of the instruction. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 648 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 649 | UNREACHABLE(); |
| 650 | return false; |
| 651 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 652 | virtual void RepresentationChanged(Representation to) { } |
| 653 | virtual Range* InferRange(); |
| 654 | virtual void DeleteFromGraph() = 0; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 655 | virtual void InternalSetOperandAt(int index, HValue* value) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 656 | void clear_block() { |
| 657 | ASSERT(block_ != NULL); |
| 658 | block_ = NULL; |
| 659 | } |
| 660 | |
| 661 | void set_representation(Representation r) { |
| 662 | // Representation is set-once. |
| 663 | ASSERT(representation_.IsNone() && !r.IsNone()); |
| 664 | representation_ = r; |
| 665 | } |
| 666 | |
| 667 | private: |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 668 | // A flag mask to mark an instruction as having arbitrary side effects. |
| 669 | static int AllSideEffects() { |
| 670 | return ChangesFlagsMask() & ~(1 << kChangesOsrEntries); |
| 671 | } |
| 672 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 673 | // Remove the matching use from the use list if present. Returns the |
| 674 | // removed list node or NULL. |
| 675 | HUseListNode* RemoveUse(HValue* value, int index); |
| 676 | |
| 677 | void ReplaceAllUsesWith(HValue* other); |
| 678 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 679 | void RegisterUse(int index, HValue* new_value); |
| 680 | |
| 681 | HBasicBlock* block_; |
| 682 | |
| 683 | // The id of this instruction in the hydrogen graph, assigned when first |
| 684 | // added to the graph. Reflects creation order. |
| 685 | int id_; |
| 686 | |
| 687 | Representation representation_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 688 | HType type_; |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 689 | HUseListNode* use_list_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 690 | Range* range_; |
| 691 | int flags_; |
| 692 | |
| 693 | DISALLOW_COPY_AND_ASSIGN(HValue); |
| 694 | }; |
| 695 | |
| 696 | |
| 697 | class HInstruction: public HValue { |
| 698 | public: |
| 699 | HInstruction* next() const { return next_; } |
| 700 | HInstruction* previous() const { return previous_; } |
| 701 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 702 | virtual void PrintTo(StringStream* stream); |
| 703 | virtual void PrintDataTo(StringStream* stream) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 704 | |
| 705 | bool IsLinked() const { return block() != NULL; } |
| 706 | void Unlink(); |
| 707 | void InsertBefore(HInstruction* next); |
| 708 | void InsertAfter(HInstruction* previous); |
| 709 | |
| 710 | int position() const { return position_; } |
| 711 | bool has_position() const { return position_ != RelocInfo::kNoPosition; } |
| 712 | void set_position(int position) { position_ = position; } |
| 713 | |
| 714 | virtual LInstruction* CompileToLithium(LChunkBuilder* builder) = 0; |
| 715 | |
| 716 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 717 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 718 | #endif |
| 719 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 720 | // Returns whether this is some kind of deoptimizing check |
| 721 | // instruction. |
| 722 | virtual bool IsCheckInstruction() const { return false; } |
| 723 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 724 | virtual bool IsCall() { return false; } |
| 725 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 726 | DECLARE_ABSTRACT_INSTRUCTION(Instruction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 727 | |
| 728 | protected: |
| 729 | HInstruction() |
| 730 | : next_(NULL), |
| 731 | previous_(NULL), |
| 732 | position_(RelocInfo::kNoPosition) { |
| 733 | SetFlag(kDependsOnOsrEntries); |
| 734 | } |
| 735 | |
| 736 | virtual void DeleteFromGraph() { Unlink(); } |
| 737 | |
| 738 | private: |
| 739 | void InitializeAsFirst(HBasicBlock* block) { |
| 740 | ASSERT(!IsLinked()); |
| 741 | SetBlock(block); |
| 742 | } |
| 743 | |
| 744 | HInstruction* next_; |
| 745 | HInstruction* previous_; |
| 746 | int position_; |
| 747 | |
| 748 | friend class HBasicBlock; |
| 749 | }; |
| 750 | |
| 751 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 752 | class HControlInstruction: public HInstruction { |
| 753 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 754 | HControlInstruction(HBasicBlock* first, HBasicBlock* second) |
| 755 | : first_successor_(first), second_successor_(second) { |
| 756 | } |
| 757 | |
| 758 | HBasicBlock* FirstSuccessor() const { return first_successor_; } |
| 759 | HBasicBlock* SecondSuccessor() const { return second_successor_; } |
| 760 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 761 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 762 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 763 | DECLARE_ABSTRACT_INSTRUCTION(ControlInstruction) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 764 | |
| 765 | private: |
| 766 | HBasicBlock* first_successor_; |
| 767 | HBasicBlock* second_successor_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 768 | }; |
| 769 | |
| 770 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 771 | template<int NumElements> |
| 772 | class HOperandContainer { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 773 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 774 | HOperandContainer() : elems_() { } |
| 775 | |
| 776 | int length() { return NumElements; } |
| 777 | HValue*& operator[](int i) { |
| 778 | ASSERT(i < length()); |
| 779 | return elems_[i]; |
| 780 | } |
| 781 | |
| 782 | private: |
| 783 | HValue* elems_[NumElements]; |
| 784 | }; |
| 785 | |
| 786 | |
| 787 | template<> |
| 788 | class HOperandContainer<0> { |
| 789 | public: |
| 790 | int length() { return 0; } |
| 791 | HValue*& operator[](int i) { |
| 792 | UNREACHABLE(); |
| 793 | static HValue* t = 0; |
| 794 | return t; |
| 795 | } |
| 796 | }; |
| 797 | |
| 798 | |
| 799 | template<int V> |
| 800 | class HTemplateInstruction : public HInstruction { |
| 801 | public: |
| 802 | int OperandCount() { return V; } |
| 803 | HValue* OperandAt(int i) { return inputs_[i]; } |
| 804 | |
| 805 | protected: |
| 806 | void InternalSetOperandAt(int i, HValue* value) { inputs_[i] = value; } |
| 807 | |
| 808 | private: |
| 809 | HOperandContainer<V> inputs_; |
| 810 | }; |
| 811 | |
| 812 | |
| 813 | template<int V> |
| 814 | class HTemplateControlInstruction : public HControlInstruction { |
| 815 | public: |
| 816 | HTemplateControlInstruction<V>(HBasicBlock* first, HBasicBlock* second) |
| 817 | : HControlInstruction(first, second) { } |
| 818 | int OperandCount() { return V; } |
| 819 | HValue* OperandAt(int i) { return inputs_[i]; } |
| 820 | |
| 821 | protected: |
| 822 | void InternalSetOperandAt(int i, HValue* value) { inputs_[i] = value; } |
| 823 | |
| 824 | private: |
| 825 | HOperandContainer<V> inputs_; |
| 826 | }; |
| 827 | |
| 828 | |
| 829 | class HBlockEntry: public HTemplateInstruction<0> { |
| 830 | public: |
| 831 | virtual Representation RequiredInputRepresentation(int index) const { |
| 832 | return Representation::None(); |
| 833 | } |
| 834 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 835 | DECLARE_CONCRETE_INSTRUCTION(BlockEntry) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 836 | }; |
| 837 | |
| 838 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 839 | class HDeoptimize: public HControlInstruction { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 840 | public: |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 841 | explicit HDeoptimize(int environment_length) |
| 842 | : HControlInstruction(NULL, NULL), |
| 843 | values_(environment_length) { } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 844 | |
| 845 | virtual Representation RequiredInputRepresentation(int index) const { |
| 846 | return Representation::None(); |
| 847 | } |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 848 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 849 | virtual int OperandCount() { return values_.length(); } |
| 850 | virtual HValue* OperandAt(int index) { return values_[index]; } |
| 851 | |
| 852 | void AddEnvironmentValue(HValue* value) { |
| 853 | values_.Add(NULL); |
| 854 | SetOperandAt(values_.length() - 1, value); |
| 855 | } |
| 856 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 857 | DECLARE_CONCRETE_INSTRUCTION(Deoptimize) |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 858 | |
| 859 | protected: |
| 860 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 861 | values_[index] = value; |
| 862 | } |
| 863 | |
| 864 | private: |
| 865 | ZoneList<HValue*> values_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 866 | }; |
| 867 | |
| 868 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 869 | class HGoto: public HTemplateControlInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 870 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 871 | explicit HGoto(HBasicBlock* target) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 872 | : HTemplateControlInstruction<0>(target, NULL), |
| 873 | include_stack_check_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 874 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 875 | void set_include_stack_check(bool include_stack_check) { |
| 876 | include_stack_check_ = include_stack_check; |
| 877 | } |
| 878 | bool include_stack_check() const { return include_stack_check_; } |
| 879 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 880 | virtual Representation RequiredInputRepresentation(int index) const { |
| 881 | return Representation::None(); |
| 882 | } |
| 883 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 884 | DECLARE_CONCRETE_INSTRUCTION(Goto) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 885 | |
| 886 | private: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 887 | bool include_stack_check_; |
| 888 | }; |
| 889 | |
| 890 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 891 | class HUnaryControlInstruction: public HTemplateControlInstruction<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 892 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 893 | explicit HUnaryControlInstruction(HValue* value, |
| 894 | HBasicBlock* true_target, |
| 895 | HBasicBlock* false_target) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 896 | : HTemplateControlInstruction<1>(true_target, false_target) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 897 | SetOperandAt(0, value); |
| 898 | } |
| 899 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 900 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 901 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 902 | HValue* value() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 903 | }; |
| 904 | |
| 905 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 906 | class HTest: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 907 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 908 | HTest(HValue* value, HBasicBlock* true_target, HBasicBlock* false_target) |
| 909 | : HUnaryControlInstruction(value, true_target, false_target) { |
| 910 | ASSERT(true_target != NULL && false_target != NULL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 911 | } |
| 912 | |
| 913 | virtual Representation RequiredInputRepresentation(int index) const { |
| 914 | return Representation::None(); |
| 915 | } |
| 916 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 917 | DECLARE_CONCRETE_INSTRUCTION(Test) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 918 | }; |
| 919 | |
| 920 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 921 | class HCompareMap: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 922 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 923 | HCompareMap(HValue* value, |
| 924 | Handle<Map> map, |
| 925 | HBasicBlock* true_target, |
| 926 | HBasicBlock* false_target) |
| 927 | : HUnaryControlInstruction(value, true_target, false_target), |
| 928 | map_(map) { |
| 929 | ASSERT(true_target != NULL); |
| 930 | ASSERT(false_target != NULL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 931 | ASSERT(!map.is_null()); |
| 932 | } |
| 933 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 934 | virtual void PrintDataTo(StringStream* stream); |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 935 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 936 | Handle<Map> map() const { return map_; } |
| 937 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 938 | virtual Representation RequiredInputRepresentation(int index) const { |
| 939 | return Representation::Tagged(); |
| 940 | } |
| 941 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 942 | DECLARE_CONCRETE_INSTRUCTION(CompareMap) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 943 | |
| 944 | private: |
| 945 | Handle<Map> map_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 946 | }; |
| 947 | |
| 948 | |
| 949 | class HReturn: public HUnaryControlInstruction { |
| 950 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 951 | explicit HReturn(HValue* value) |
| 952 | : HUnaryControlInstruction(value, NULL, NULL) { |
| 953 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 954 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 955 | virtual Representation RequiredInputRepresentation(int index) const { |
| 956 | return Representation::Tagged(); |
| 957 | } |
| 958 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 959 | DECLARE_CONCRETE_INSTRUCTION(Return) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 960 | }; |
| 961 | |
| 962 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 963 | class HAbnormalExit: public HTemplateControlInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 964 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 965 | HAbnormalExit() : HTemplateControlInstruction<0>(NULL, NULL) { } |
| 966 | |
| 967 | virtual Representation RequiredInputRepresentation(int index) const { |
| 968 | return Representation::None(); |
| 969 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 970 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 971 | DECLARE_CONCRETE_INSTRUCTION(AbnormalExit) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 972 | }; |
| 973 | |
| 974 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 975 | class HUnaryOperation: public HTemplateInstruction<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 976 | public: |
| 977 | explicit HUnaryOperation(HValue* value) { |
| 978 | SetOperandAt(0, value); |
| 979 | } |
| 980 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 981 | HValue* value() { return OperandAt(0); } |
| 982 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 983 | }; |
| 984 | |
| 985 | |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 986 | class HThrow: public HUnaryOperation { |
| 987 | public: |
| 988 | explicit HThrow(HValue* value) : HUnaryOperation(value) { |
| 989 | SetAllSideEffects(); |
| 990 | } |
| 991 | |
| 992 | virtual Representation RequiredInputRepresentation(int index) const { |
| 993 | return Representation::Tagged(); |
| 994 | } |
| 995 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 996 | DECLARE_CONCRETE_INSTRUCTION(Throw) |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 997 | }; |
| 998 | |
| 999 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1000 | class HChange: public HUnaryOperation { |
| 1001 | public: |
| 1002 | HChange(HValue* value, |
| 1003 | Representation from, |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1004 | Representation to, |
| 1005 | bool is_truncating) |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 1006 | : HUnaryOperation(value), from_(from) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1007 | ASSERT(!from.IsNone() && !to.IsNone()); |
| 1008 | ASSERT(!from.Equals(to)); |
| 1009 | set_representation(to); |
| 1010 | SetFlag(kUseGVN); |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1011 | if (is_truncating) SetFlag(kTruncatingToInt32); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1012 | if (from.IsInteger32() && to.IsTagged() && value->range() != NULL && |
| 1013 | value->range()->IsInSmiRange()) { |
| 1014 | set_type(HType::Smi()); |
| 1015 | } |
| 1016 | } |
| 1017 | |
| 1018 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 1019 | |
| 1020 | Representation from() const { return from_; } |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 1021 | Representation to() const { return representation(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1022 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1023 | return from_; |
| 1024 | } |
| 1025 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1026 | bool CanTruncateToInt32() const { return CheckFlag(kTruncatingToInt32); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1027 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1028 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1029 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1030 | DECLARE_CONCRETE_INSTRUCTION(Change) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1031 | |
| 1032 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1033 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1034 | if (!other->IsChange()) return false; |
| 1035 | HChange* change = HChange::cast(other); |
| 1036 | return value() == change->value() |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1037 | && to().Equals(change->to()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1038 | } |
| 1039 | |
| 1040 | private: |
| 1041 | Representation from_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1042 | }; |
| 1043 | |
| 1044 | |
| 1045 | class HSimulate: public HInstruction { |
| 1046 | public: |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 1047 | HSimulate(int ast_id, int pop_count) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1048 | : ast_id_(ast_id), |
| 1049 | pop_count_(pop_count), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1050 | values_(2), |
| 1051 | assigned_indexes_(2) {} |
| 1052 | virtual ~HSimulate() {} |
| 1053 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1054 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1055 | |
| 1056 | bool HasAstId() const { return ast_id_ != AstNode::kNoNumber; } |
| 1057 | int ast_id() const { return ast_id_; } |
| 1058 | void set_ast_id(int id) { |
| 1059 | ASSERT(!HasAstId()); |
| 1060 | ast_id_ = id; |
| 1061 | } |
| 1062 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1063 | int pop_count() const { return pop_count_; } |
| 1064 | const ZoneList<HValue*>* values() const { return &values_; } |
| 1065 | int GetAssignedIndexAt(int index) const { |
| 1066 | ASSERT(HasAssignedIndexAt(index)); |
| 1067 | return assigned_indexes_[index]; |
| 1068 | } |
| 1069 | bool HasAssignedIndexAt(int index) const { |
| 1070 | return assigned_indexes_[index] != kNoIndex; |
| 1071 | } |
| 1072 | void AddAssignedValue(int index, HValue* value) { |
| 1073 | AddValue(index, value); |
| 1074 | } |
| 1075 | void AddPushedValue(HValue* value) { |
| 1076 | AddValue(kNoIndex, value); |
| 1077 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1078 | virtual int OperandCount() { return values_.length(); } |
| 1079 | virtual HValue* OperandAt(int index) { return values_[index]; } |
| 1080 | |
| 1081 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1082 | return Representation::None(); |
| 1083 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1084 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1085 | DECLARE_CONCRETE_INSTRUCTION(Simulate) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1086 | |
| 1087 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1088 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1089 | #endif |
| 1090 | |
| 1091 | protected: |
| 1092 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 1093 | values_[index] = value; |
| 1094 | } |
| 1095 | |
| 1096 | private: |
| 1097 | static const int kNoIndex = -1; |
| 1098 | void AddValue(int index, HValue* value) { |
| 1099 | assigned_indexes_.Add(index); |
| 1100 | // Resize the list of pushed values. |
| 1101 | values_.Add(NULL); |
| 1102 | // Set the operand through the base method in HValue to make sure that the |
| 1103 | // use lists are correctly updated. |
| 1104 | SetOperandAt(values_.length() - 1, value); |
| 1105 | } |
| 1106 | int ast_id_; |
| 1107 | int pop_count_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1108 | ZoneList<HValue*> values_; |
| 1109 | ZoneList<int> assigned_indexes_; |
| 1110 | }; |
| 1111 | |
| 1112 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1113 | class HStackCheck: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1114 | public: |
| 1115 | HStackCheck() { } |
| 1116 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1117 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1118 | return Representation::None(); |
| 1119 | } |
| 1120 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1121 | DECLARE_CONCRETE_INSTRUCTION(StackCheck) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1122 | }; |
| 1123 | |
| 1124 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1125 | class HEnterInlined: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1126 | public: |
| 1127 | HEnterInlined(Handle<JSFunction> closure, FunctionLiteral* function) |
| 1128 | : closure_(closure), function_(function) { |
| 1129 | } |
| 1130 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1131 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1132 | |
| 1133 | Handle<JSFunction> closure() const { return closure_; } |
| 1134 | FunctionLiteral* function() const { return function_; } |
| 1135 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1136 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1137 | return Representation::None(); |
| 1138 | } |
| 1139 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1140 | DECLARE_CONCRETE_INSTRUCTION(EnterInlined) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1141 | |
| 1142 | private: |
| 1143 | Handle<JSFunction> closure_; |
| 1144 | FunctionLiteral* function_; |
| 1145 | }; |
| 1146 | |
| 1147 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1148 | class HLeaveInlined: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1149 | public: |
| 1150 | HLeaveInlined() {} |
| 1151 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1152 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1153 | return Representation::None(); |
| 1154 | } |
| 1155 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1156 | DECLARE_CONCRETE_INSTRUCTION(LeaveInlined) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1157 | }; |
| 1158 | |
| 1159 | |
| 1160 | class HPushArgument: public HUnaryOperation { |
| 1161 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1162 | explicit HPushArgument(HValue* value) : HUnaryOperation(value) { |
| 1163 | set_representation(Representation::Tagged()); |
| 1164 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1165 | |
| 1166 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1167 | return Representation::Tagged(); |
| 1168 | } |
| 1169 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1170 | HValue* argument() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1171 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1172 | DECLARE_CONCRETE_INSTRUCTION(PushArgument) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1173 | }; |
| 1174 | |
| 1175 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1176 | class HContext: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1177 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1178 | HContext() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1179 | set_representation(Representation::Tagged()); |
| 1180 | SetFlag(kUseGVN); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1181 | } |
| 1182 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1183 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1184 | return Representation::None(); |
| 1185 | } |
| 1186 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1187 | DECLARE_CONCRETE_INSTRUCTION(Context); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1188 | |
| 1189 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1190 | virtual bool DataEquals(HValue* other) { return true; } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1191 | }; |
| 1192 | |
| 1193 | |
| 1194 | class HOuterContext: public HUnaryOperation { |
| 1195 | public: |
| 1196 | explicit HOuterContext(HValue* inner) : HUnaryOperation(inner) { |
| 1197 | set_representation(Representation::Tagged()); |
| 1198 | SetFlag(kUseGVN); |
| 1199 | } |
| 1200 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1201 | DECLARE_CONCRETE_INSTRUCTION(OuterContext); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1202 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1203 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1204 | return Representation::Tagged(); |
| 1205 | } |
| 1206 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1207 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1208 | virtual bool DataEquals(HValue* other) { return true; } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1209 | }; |
| 1210 | |
| 1211 | |
| 1212 | class HGlobalObject: public HUnaryOperation { |
| 1213 | public: |
| 1214 | explicit HGlobalObject(HValue* context) : HUnaryOperation(context) { |
| 1215 | set_representation(Representation::Tagged()); |
| 1216 | SetFlag(kUseGVN); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1217 | } |
| 1218 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1219 | DECLARE_CONCRETE_INSTRUCTION(GlobalObject) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1220 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1221 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1222 | return Representation::Tagged(); |
| 1223 | } |
| 1224 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1225 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1226 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1227 | }; |
| 1228 | |
| 1229 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1230 | class HGlobalReceiver: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1231 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1232 | explicit HGlobalReceiver(HValue* global_object) |
| 1233 | : HUnaryOperation(global_object) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1234 | set_representation(Representation::Tagged()); |
| 1235 | SetFlag(kUseGVN); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1236 | } |
| 1237 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1238 | DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1239 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1240 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1241 | return Representation::Tagged(); |
| 1242 | } |
| 1243 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1244 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1245 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1246 | }; |
| 1247 | |
| 1248 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1249 | template <int V> |
| 1250 | class HCall: public HTemplateInstruction<V> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1251 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1252 | // The argument count includes the receiver. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1253 | explicit HCall<V>(int argument_count) : argument_count_(argument_count) { |
| 1254 | this->set_representation(Representation::Tagged()); |
| 1255 | this->SetAllSideEffects(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1256 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1257 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1258 | virtual HType CalculateInferredType() { return HType::Tagged(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1259 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1260 | virtual int argument_count() const { return argument_count_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1261 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1262 | virtual bool IsCall() { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1263 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1264 | private: |
| 1265 | int argument_count_; |
| 1266 | }; |
| 1267 | |
| 1268 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1269 | class HUnaryCall: public HCall<1> { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1270 | public: |
| 1271 | HUnaryCall(HValue* value, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1272 | : HCall<1>(argument_count) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1273 | SetOperandAt(0, value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1274 | } |
| 1275 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1276 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1277 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1278 | } |
| 1279 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1280 | virtual void PrintDataTo(StringStream* stream); |
| 1281 | |
| 1282 | HValue* value() { return OperandAt(0); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1283 | }; |
| 1284 | |
| 1285 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1286 | class HBinaryCall: public HCall<2> { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1287 | public: |
| 1288 | HBinaryCall(HValue* first, HValue* second, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1289 | : HCall<2>(argument_count) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1290 | SetOperandAt(0, first); |
| 1291 | SetOperandAt(1, second); |
| 1292 | } |
| 1293 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1294 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1295 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1296 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1297 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1298 | } |
| 1299 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1300 | HValue* first() { return OperandAt(0); } |
| 1301 | HValue* second() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1302 | }; |
| 1303 | |
| 1304 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1305 | class HInvokeFunction: public HBinaryCall { |
| 1306 | public: |
| 1307 | HInvokeFunction(HValue* context, HValue* function, int argument_count) |
| 1308 | : HBinaryCall(context, function, argument_count) { |
| 1309 | } |
| 1310 | |
| 1311 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1312 | return Representation::Tagged(); |
| 1313 | } |
| 1314 | |
| 1315 | HValue* context() { return first(); } |
| 1316 | HValue* function() { return second(); } |
| 1317 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1318 | DECLARE_CONCRETE_INSTRUCTION(InvokeFunction) |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1319 | }; |
| 1320 | |
| 1321 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1322 | class HCallConstantFunction: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1323 | public: |
| 1324 | HCallConstantFunction(Handle<JSFunction> function, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1325 | : HCall<0>(argument_count), function_(function) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1326 | |
| 1327 | Handle<JSFunction> function() const { return function_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1328 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1329 | bool IsApplyFunction() const { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1330 | return function_->code() == |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1331 | Isolate::Current()->builtins()->builtin(Builtins::kFunctionApply); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1332 | } |
| 1333 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1334 | virtual void PrintDataTo(StringStream* stream); |
| 1335 | |
| 1336 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1337 | return Representation::None(); |
| 1338 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1339 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1340 | DECLARE_CONCRETE_INSTRUCTION(CallConstantFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1341 | |
| 1342 | private: |
| 1343 | Handle<JSFunction> function_; |
| 1344 | }; |
| 1345 | |
| 1346 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1347 | class HCallKeyed: public HBinaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1348 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1349 | HCallKeyed(HValue* context, HValue* key, int argument_count) |
| 1350 | : HBinaryCall(context, key, argument_count) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1351 | } |
| 1352 | |
| 1353 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1354 | return Representation::Tagged(); |
| 1355 | } |
| 1356 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1357 | HValue* context() { return first(); } |
| 1358 | HValue* key() { return second(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1359 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1360 | DECLARE_CONCRETE_INSTRUCTION(CallKeyed) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1361 | }; |
| 1362 | |
| 1363 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1364 | class HCallNamed: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1365 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1366 | HCallNamed(HValue* context, Handle<String> name, int argument_count) |
| 1367 | : HUnaryCall(context, argument_count), name_(name) { |
| 1368 | } |
| 1369 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1370 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1371 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1372 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1373 | Handle<String> name() const { return name_; } |
| 1374 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1375 | DECLARE_CONCRETE_INSTRUCTION(CallNamed) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1376 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1377 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1378 | return Representation::Tagged(); |
| 1379 | } |
| 1380 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1381 | private: |
| 1382 | Handle<String> name_; |
| 1383 | }; |
| 1384 | |
| 1385 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1386 | class HCallFunction: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1387 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1388 | HCallFunction(HValue* context, int argument_count) |
| 1389 | : HUnaryCall(context, argument_count) { |
| 1390 | } |
| 1391 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1392 | HValue* context() { return value(); } |
| 1393 | |
| 1394 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1395 | return Representation::Tagged(); |
| 1396 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1397 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1398 | DECLARE_CONCRETE_INSTRUCTION(CallFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1399 | }; |
| 1400 | |
| 1401 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1402 | class HCallGlobal: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1403 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1404 | HCallGlobal(HValue* context, Handle<String> name, int argument_count) |
| 1405 | : HUnaryCall(context, argument_count), name_(name) { |
| 1406 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1407 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1408 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1409 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1410 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1411 | Handle<String> name() const { return name_; } |
| 1412 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1413 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1414 | return Representation::Tagged(); |
| 1415 | } |
| 1416 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1417 | DECLARE_CONCRETE_INSTRUCTION(CallGlobal) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1418 | |
| 1419 | private: |
| 1420 | Handle<String> name_; |
| 1421 | }; |
| 1422 | |
| 1423 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1424 | class HCallKnownGlobal: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1425 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1426 | HCallKnownGlobal(Handle<JSFunction> target, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1427 | : HCall<0>(argument_count), target_(target) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1428 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1429 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1430 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1431 | Handle<JSFunction> target() const { return target_; } |
| 1432 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1433 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1434 | return Representation::None(); |
| 1435 | } |
| 1436 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1437 | DECLARE_CONCRETE_INSTRUCTION(CallKnownGlobal) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1438 | |
| 1439 | private: |
| 1440 | Handle<JSFunction> target_; |
| 1441 | }; |
| 1442 | |
| 1443 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1444 | class HCallNew: public HBinaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1445 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1446 | HCallNew(HValue* context, HValue* constructor, int argument_count) |
| 1447 | : HBinaryCall(context, constructor, argument_count) { |
| 1448 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1449 | |
| 1450 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1451 | return Representation::Tagged(); |
| 1452 | } |
| 1453 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1454 | HValue* context() { return first(); } |
| 1455 | HValue* constructor() { return second(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1456 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1457 | DECLARE_CONCRETE_INSTRUCTION(CallNew) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1458 | }; |
| 1459 | |
| 1460 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1461 | class HCallRuntime: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1462 | public: |
| 1463 | HCallRuntime(Handle<String> name, |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1464 | const Runtime::Function* c_function, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1465 | int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1466 | : HCall<0>(argument_count), c_function_(c_function), name_(name) { } |
| 1467 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1468 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1469 | const Runtime::Function* function() const { return c_function_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1470 | Handle<String> name() const { return name_; } |
| 1471 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1472 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1473 | return Representation::None(); |
| 1474 | } |
| 1475 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1476 | DECLARE_CONCRETE_INSTRUCTION(CallRuntime) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1477 | |
| 1478 | private: |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1479 | const Runtime::Function* c_function_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1480 | Handle<String> name_; |
| 1481 | }; |
| 1482 | |
| 1483 | |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1484 | class HJSArrayLength: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1485 | public: |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1486 | explicit HJSArrayLength(HValue* value) : HUnaryOperation(value) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1487 | // The length of an array is stored as a tagged value in the array |
| 1488 | // object. It is guaranteed to be 32 bit integer, but it can be |
| 1489 | // represented as either a smi or heap number. |
| 1490 | set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1491 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1492 | SetFlag(kDependsOnArrayLengths); |
| 1493 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1494 | } |
| 1495 | |
| 1496 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1497 | return Representation::Tagged(); |
| 1498 | } |
| 1499 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1500 | DECLARE_CONCRETE_INSTRUCTION(JSArrayLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1501 | |
| 1502 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1503 | virtual bool DataEquals(HValue* other) { return true; } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1504 | }; |
| 1505 | |
| 1506 | |
| 1507 | class HFixedArrayLength: public HUnaryOperation { |
| 1508 | public: |
| 1509 | explicit HFixedArrayLength(HValue* value) : HUnaryOperation(value) { |
| 1510 | set_representation(Representation::Tagged()); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1511 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1512 | SetFlag(kDependsOnArrayLengths); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1513 | } |
| 1514 | |
| 1515 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1516 | return Representation::Tagged(); |
| 1517 | } |
| 1518 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1519 | DECLARE_CONCRETE_INSTRUCTION(FixedArrayLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1520 | |
| 1521 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1522 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1523 | }; |
| 1524 | |
| 1525 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1526 | class HExternalArrayLength: public HUnaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1527 | public: |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1528 | explicit HExternalArrayLength(HValue* value) : HUnaryOperation(value) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1529 | set_representation(Representation::Integer32()); |
| 1530 | // The result of this instruction is idempotent as long as its inputs don't |
| 1531 | // change. The length of a pixel array cannot change once set, so it's not |
| 1532 | // necessary to introduce a kDependsOnArrayLengths or any other dependency. |
| 1533 | SetFlag(kUseGVN); |
| 1534 | } |
| 1535 | |
| 1536 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1537 | return Representation::Tagged(); |
| 1538 | } |
| 1539 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1540 | DECLARE_CONCRETE_INSTRUCTION(ExternalArrayLength) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1541 | |
| 1542 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1543 | virtual bool DataEquals(HValue* other) { return true; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1544 | }; |
| 1545 | |
| 1546 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1547 | class HBitNot: public HUnaryOperation { |
| 1548 | public: |
| 1549 | explicit HBitNot(HValue* value) : HUnaryOperation(value) { |
| 1550 | set_representation(Representation::Integer32()); |
| 1551 | SetFlag(kUseGVN); |
| 1552 | SetFlag(kTruncatingToInt32); |
| 1553 | } |
| 1554 | |
| 1555 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1556 | return Representation::Integer32(); |
| 1557 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1558 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1559 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1560 | DECLARE_CONCRETE_INSTRUCTION(BitNot) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1561 | |
| 1562 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1563 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1564 | }; |
| 1565 | |
| 1566 | |
| 1567 | class HUnaryMathOperation: public HUnaryOperation { |
| 1568 | public: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1569 | HUnaryMathOperation(HValue* value, BuiltinFunctionId op) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1570 | : HUnaryOperation(value), op_(op) { |
| 1571 | switch (op) { |
| 1572 | case kMathFloor: |
| 1573 | case kMathRound: |
| 1574 | case kMathCeil: |
| 1575 | set_representation(Representation::Integer32()); |
| 1576 | break; |
| 1577 | case kMathAbs: |
| 1578 | set_representation(Representation::Tagged()); |
| 1579 | SetFlag(kFlexibleRepresentation); |
| 1580 | break; |
| 1581 | case kMathSqrt: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1582 | case kMathPowHalf: |
| 1583 | case kMathLog: |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 1584 | case kMathSin: |
| 1585 | case kMathCos: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1586 | set_representation(Representation::Double()); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1587 | break; |
| 1588 | default: |
| 1589 | UNREACHABLE(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1590 | } |
| 1591 | SetFlag(kUseGVN); |
| 1592 | } |
| 1593 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1594 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1595 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1596 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1597 | |
| 1598 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 1599 | |
| 1600 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1601 | switch (op_) { |
| 1602 | case kMathFloor: |
| 1603 | case kMathRound: |
| 1604 | case kMathCeil: |
| 1605 | case kMathSqrt: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1606 | case kMathPowHalf: |
| 1607 | case kMathLog: |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 1608 | case kMathSin: |
| 1609 | case kMathCos: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1610 | return Representation::Double(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1611 | case kMathAbs: |
| 1612 | return representation(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1613 | default: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1614 | UNREACHABLE(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1615 | return Representation::None(); |
| 1616 | } |
| 1617 | } |
| 1618 | |
| 1619 | virtual HValue* Canonicalize() { |
| 1620 | // If the input is integer32 then we replace the floor instruction |
| 1621 | // with its inputs. This happens before the representation changes are |
| 1622 | // introduced. |
| 1623 | if (op() == kMathFloor) { |
| 1624 | if (value()->representation().IsInteger32()) return value(); |
| 1625 | } |
| 1626 | return this; |
| 1627 | } |
| 1628 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1629 | BuiltinFunctionId op() const { return op_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1630 | const char* OpName() const; |
| 1631 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1632 | DECLARE_CONCRETE_INSTRUCTION(UnaryMathOperation) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1633 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1634 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1635 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1636 | HUnaryMathOperation* b = HUnaryMathOperation::cast(other); |
| 1637 | return op_ == b->op(); |
| 1638 | } |
| 1639 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1640 | private: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1641 | BuiltinFunctionId op_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1642 | }; |
| 1643 | |
| 1644 | |
| 1645 | class HLoadElements: public HUnaryOperation { |
| 1646 | public: |
| 1647 | explicit HLoadElements(HValue* value) : HUnaryOperation(value) { |
| 1648 | set_representation(Representation::Tagged()); |
| 1649 | SetFlag(kUseGVN); |
| 1650 | SetFlag(kDependsOnMaps); |
| 1651 | } |
| 1652 | |
| 1653 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1654 | return Representation::Tagged(); |
| 1655 | } |
| 1656 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1657 | DECLARE_CONCRETE_INSTRUCTION(LoadElements) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1658 | |
| 1659 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1660 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1661 | }; |
| 1662 | |
| 1663 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1664 | class HLoadExternalArrayPointer: public HUnaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1665 | public: |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1666 | explicit HLoadExternalArrayPointer(HValue* value) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1667 | : HUnaryOperation(value) { |
| 1668 | set_representation(Representation::External()); |
| 1669 | // 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] | 1670 | // change. The external array of a specialized array elements object cannot |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1671 | // change once set, so it's no necessary to introduce any additional |
| 1672 | // dependencies on top of the inputs. |
| 1673 | SetFlag(kUseGVN); |
| 1674 | } |
| 1675 | |
| 1676 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1677 | return Representation::Tagged(); |
| 1678 | } |
| 1679 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1680 | DECLARE_CONCRETE_INSTRUCTION(LoadExternalArrayPointer) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1681 | |
| 1682 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1683 | virtual bool DataEquals(HValue* other) { return true; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1684 | }; |
| 1685 | |
| 1686 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1687 | class HCheckMap: public HUnaryOperation { |
| 1688 | public: |
| 1689 | HCheckMap(HValue* value, Handle<Map> map) |
| 1690 | : HUnaryOperation(value), map_(map) { |
| 1691 | set_representation(Representation::Tagged()); |
| 1692 | SetFlag(kUseGVN); |
| 1693 | SetFlag(kDependsOnMaps); |
| 1694 | } |
| 1695 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1696 | virtual bool IsCheckInstruction() const { return true; } |
| 1697 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1698 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1699 | return Representation::Tagged(); |
| 1700 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1701 | virtual void PrintDataTo(StringStream* stream); |
| 1702 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1703 | |
| 1704 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1705 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1706 | #endif |
| 1707 | |
| 1708 | Handle<Map> map() const { return map_; } |
| 1709 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1710 | DECLARE_CONCRETE_INSTRUCTION(CheckMap) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1711 | |
| 1712 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1713 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1714 | HCheckMap* b = HCheckMap::cast(other); |
| 1715 | return map_.is_identical_to(b->map()); |
| 1716 | } |
| 1717 | |
| 1718 | private: |
| 1719 | Handle<Map> map_; |
| 1720 | }; |
| 1721 | |
| 1722 | |
| 1723 | class HCheckFunction: public HUnaryOperation { |
| 1724 | public: |
| 1725 | HCheckFunction(HValue* value, Handle<JSFunction> function) |
| 1726 | : HUnaryOperation(value), target_(function) { |
| 1727 | set_representation(Representation::Tagged()); |
| 1728 | SetFlag(kUseGVN); |
| 1729 | } |
| 1730 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1731 | virtual bool IsCheckInstruction() const { return true; } |
| 1732 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1733 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1734 | return Representation::Tagged(); |
| 1735 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1736 | virtual void PrintDataTo(StringStream* stream); |
| 1737 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1738 | |
| 1739 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1740 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1741 | #endif |
| 1742 | |
| 1743 | Handle<JSFunction> target() const { return target_; } |
| 1744 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1745 | DECLARE_CONCRETE_INSTRUCTION(CheckFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1746 | |
| 1747 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1748 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1749 | HCheckFunction* b = HCheckFunction::cast(other); |
| 1750 | return target_.is_identical_to(b->target()); |
| 1751 | } |
| 1752 | |
| 1753 | private: |
| 1754 | Handle<JSFunction> target_; |
| 1755 | }; |
| 1756 | |
| 1757 | |
| 1758 | class HCheckInstanceType: public HUnaryOperation { |
| 1759 | public: |
| 1760 | // Check that the instance type is in the range [first, last] where |
| 1761 | // both first and last are included. |
| 1762 | HCheckInstanceType(HValue* value, InstanceType first, InstanceType last) |
| 1763 | : HUnaryOperation(value), first_(first), last_(last) { |
| 1764 | ASSERT(first <= last); |
| 1765 | set_representation(Representation::Tagged()); |
| 1766 | SetFlag(kUseGVN); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 1767 | if ((FIRST_STRING_TYPE < first && last <= LAST_STRING_TYPE) || |
| 1768 | (FIRST_STRING_TYPE <= first && last < LAST_STRING_TYPE)) { |
| 1769 | // A particular string instance type can change because of GC or |
| 1770 | // externalization, but the value still remains a string. |
| 1771 | SetFlag(kDependsOnMaps); |
| 1772 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1773 | } |
| 1774 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1775 | virtual bool IsCheckInstruction() const { return true; } |
| 1776 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1777 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1778 | return Representation::Tagged(); |
| 1779 | } |
| 1780 | |
| 1781 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1782 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1783 | #endif |
| 1784 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1785 | virtual HValue* Canonicalize() { |
| 1786 | if (!value()->type().IsUninitialized() && |
| 1787 | value()->type().IsString() && |
| 1788 | first() == FIRST_STRING_TYPE && |
| 1789 | last() == LAST_STRING_TYPE) { |
| 1790 | return NULL; |
| 1791 | } |
| 1792 | return this; |
| 1793 | } |
| 1794 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1795 | static HCheckInstanceType* NewIsJSObjectOrJSFunction(HValue* value); |
| 1796 | |
| 1797 | InstanceType first() const { return first_; } |
| 1798 | InstanceType last() const { return last_; } |
| 1799 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1800 | DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1801 | |
| 1802 | protected: |
| 1803 | // TODO(ager): It could be nice to allow the ommision of instance |
| 1804 | // type checks if we have already performed an instance type check |
| 1805 | // with a larger range. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1806 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1807 | HCheckInstanceType* b = HCheckInstanceType::cast(other); |
| 1808 | return (first_ == b->first()) && (last_ == b->last()); |
| 1809 | } |
| 1810 | |
| 1811 | private: |
| 1812 | InstanceType first_; |
| 1813 | InstanceType last_; |
| 1814 | }; |
| 1815 | |
| 1816 | |
| 1817 | class HCheckNonSmi: public HUnaryOperation { |
| 1818 | public: |
| 1819 | explicit HCheckNonSmi(HValue* value) : HUnaryOperation(value) { |
| 1820 | set_representation(Representation::Tagged()); |
| 1821 | SetFlag(kUseGVN); |
| 1822 | } |
| 1823 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1824 | virtual bool IsCheckInstruction() const { return true; } |
| 1825 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1826 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1827 | return Representation::Tagged(); |
| 1828 | } |
| 1829 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1830 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1831 | |
| 1832 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1833 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1834 | #endif |
| 1835 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1836 | virtual HValue* Canonicalize() { |
| 1837 | HType value_type = value()->type(); |
| 1838 | if (!value_type.IsUninitialized() && |
| 1839 | (value_type.IsHeapNumber() || |
| 1840 | value_type.IsString() || |
| 1841 | value_type.IsBoolean() || |
| 1842 | value_type.IsNonPrimitive())) { |
| 1843 | return NULL; |
| 1844 | } |
| 1845 | return this; |
| 1846 | } |
| 1847 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1848 | DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1849 | |
| 1850 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1851 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1852 | }; |
| 1853 | |
| 1854 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1855 | class HCheckPrototypeMaps: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1856 | public: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1857 | HCheckPrototypeMaps(Handle<JSObject> prototype, Handle<JSObject> holder) |
| 1858 | : prototype_(prototype), holder_(holder) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1859 | SetFlag(kUseGVN); |
| 1860 | SetFlag(kDependsOnMaps); |
| 1861 | } |
| 1862 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1863 | virtual bool IsCheckInstruction() const { return true; } |
| 1864 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1865 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1866 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1867 | #endif |
| 1868 | |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1869 | Handle<JSObject> prototype() const { return prototype_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1870 | Handle<JSObject> holder() const { return holder_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1871 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1872 | DECLARE_CONCRETE_INSTRUCTION(CheckPrototypeMaps) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1873 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1874 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1875 | return Representation::None(); |
| 1876 | } |
| 1877 | |
| 1878 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1879 | ASSERT(!HEAP->IsAllocationAllowed()); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1880 | intptr_t hash = reinterpret_cast<intptr_t>(*prototype()); |
| 1881 | hash = 17 * hash + reinterpret_cast<intptr_t>(*holder()); |
| 1882 | return hash; |
| 1883 | } |
| 1884 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1885 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1886 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1887 | HCheckPrototypeMaps* b = HCheckPrototypeMaps::cast(other); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1888 | return prototype_.is_identical_to(b->prototype()) && |
| 1889 | holder_.is_identical_to(b->holder()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1890 | } |
| 1891 | |
| 1892 | private: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 1893 | Handle<JSObject> prototype_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1894 | Handle<JSObject> holder_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1895 | }; |
| 1896 | |
| 1897 | |
| 1898 | class HCheckSmi: public HUnaryOperation { |
| 1899 | public: |
| 1900 | explicit HCheckSmi(HValue* value) : HUnaryOperation(value) { |
| 1901 | set_representation(Representation::Tagged()); |
| 1902 | SetFlag(kUseGVN); |
| 1903 | } |
| 1904 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 1905 | virtual bool IsCheckInstruction() const { return true; } |
| 1906 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1907 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1908 | return Representation::Tagged(); |
| 1909 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1910 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1911 | |
| 1912 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1913 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1914 | #endif |
| 1915 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1916 | DECLARE_CONCRETE_INSTRUCTION(CheckSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1917 | |
| 1918 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1919 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1920 | }; |
| 1921 | |
| 1922 | |
| 1923 | class HPhi: public HValue { |
| 1924 | public: |
| 1925 | explicit HPhi(int merged_index) |
| 1926 | : inputs_(2), |
| 1927 | merged_index_(merged_index), |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1928 | phi_id_(-1), |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 1929 | is_live_(false), |
| 1930 | is_convertible_to_integer_(true) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1931 | for (int i = 0; i < Representation::kNumRepresentations; i++) { |
| 1932 | non_phi_uses_[i] = 0; |
| 1933 | indirect_uses_[i] = 0; |
| 1934 | } |
| 1935 | ASSERT(merged_index >= 0); |
| 1936 | set_representation(Representation::Tagged()); |
| 1937 | SetFlag(kFlexibleRepresentation); |
| 1938 | } |
| 1939 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1940 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1941 | bool double_occurred = false; |
| 1942 | bool int32_occurred = false; |
| 1943 | for (int i = 0; i < OperandCount(); ++i) { |
| 1944 | HValue* value = OperandAt(i); |
| 1945 | if (value->representation().IsDouble()) double_occurred = true; |
| 1946 | if (value->representation().IsInteger32()) int32_occurred = true; |
| 1947 | if (value->representation().IsTagged()) return Representation::Tagged(); |
| 1948 | } |
| 1949 | |
| 1950 | if (double_occurred) return Representation::Double(); |
| 1951 | if (int32_occurred) return Representation::Integer32(); |
| 1952 | return Representation::None(); |
| 1953 | } |
| 1954 | |
| 1955 | virtual Range* InferRange(); |
| 1956 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1957 | return representation(); |
| 1958 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1959 | virtual HType CalculateInferredType(); |
| 1960 | virtual int OperandCount() { return inputs_.length(); } |
| 1961 | virtual HValue* OperandAt(int index) { return inputs_[index]; } |
| 1962 | HValue* GetRedundantReplacement(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1963 | void AddInput(HValue* value); |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1964 | bool HasRealUses(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1965 | |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 1966 | bool IsReceiver() { return merged_index_ == 0; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1967 | |
| 1968 | int merged_index() const { return merged_index_; } |
| 1969 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1970 | virtual void PrintTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1971 | |
| 1972 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1973 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1974 | #endif |
| 1975 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1976 | void InitRealUses(int id); |
| 1977 | void AddNonPhiUsesFrom(HPhi* other); |
| 1978 | void AddIndirectUsesTo(int* use_count); |
| 1979 | |
| 1980 | int tagged_non_phi_uses() const { |
| 1981 | return non_phi_uses_[Representation::kTagged]; |
| 1982 | } |
| 1983 | int int32_non_phi_uses() const { |
| 1984 | return non_phi_uses_[Representation::kInteger32]; |
| 1985 | } |
| 1986 | int double_non_phi_uses() const { |
| 1987 | return non_phi_uses_[Representation::kDouble]; |
| 1988 | } |
| 1989 | int tagged_indirect_uses() const { |
| 1990 | return indirect_uses_[Representation::kTagged]; |
| 1991 | } |
| 1992 | int int32_indirect_uses() const { |
| 1993 | return indirect_uses_[Representation::kInteger32]; |
| 1994 | } |
| 1995 | int double_indirect_uses() const { |
| 1996 | return indirect_uses_[Representation::kDouble]; |
| 1997 | } |
| 1998 | int phi_id() { return phi_id_; } |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1999 | bool is_live() { return is_live_; } |
| 2000 | void set_is_live(bool b) { is_live_ = b; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2001 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2002 | static HPhi* cast(HValue* value) { |
| 2003 | ASSERT(value->IsPhi()); |
| 2004 | return reinterpret_cast<HPhi*>(value); |
| 2005 | } |
| 2006 | virtual Opcode opcode() const { return HValue::kPhi; } |
| 2007 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 2008 | virtual bool IsConvertibleToInteger() const { |
| 2009 | return is_convertible_to_integer_; |
| 2010 | } |
| 2011 | |
| 2012 | void set_is_convertible_to_integer(bool b) { |
| 2013 | is_convertible_to_integer_ = b; |
| 2014 | } |
| 2015 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2016 | protected: |
| 2017 | virtual void DeleteFromGraph(); |
| 2018 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 2019 | inputs_[index] = value; |
| 2020 | } |
| 2021 | |
| 2022 | private: |
| 2023 | ZoneList<HValue*> inputs_; |
| 2024 | int merged_index_; |
| 2025 | |
| 2026 | int non_phi_uses_[Representation::kNumRepresentations]; |
| 2027 | int indirect_uses_[Representation::kNumRepresentations]; |
| 2028 | int phi_id_; |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2029 | bool is_live_; |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 2030 | bool is_convertible_to_integer_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2031 | }; |
| 2032 | |
| 2033 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2034 | class HArgumentsObject: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2035 | public: |
| 2036 | HArgumentsObject() { |
| 2037 | set_representation(Representation::Tagged()); |
| 2038 | SetFlag(kIsArguments); |
| 2039 | } |
| 2040 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2041 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2042 | return Representation::None(); |
| 2043 | } |
| 2044 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2045 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsObject) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2046 | }; |
| 2047 | |
| 2048 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2049 | class HConstant: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2050 | public: |
| 2051 | HConstant(Handle<Object> handle, Representation r); |
| 2052 | |
| 2053 | Handle<Object> handle() const { return handle_; } |
| 2054 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2055 | bool InOldSpace() const { return !HEAP->InNewSpace(*handle_); } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 2056 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2057 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2058 | return Representation::None(); |
| 2059 | } |
| 2060 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 2061 | virtual bool IsConvertibleToInteger() const { |
| 2062 | if (handle_->IsSmi()) return true; |
| 2063 | if (handle_->IsHeapNumber() && |
| 2064 | (HeapNumber::cast(*handle_)->value() == |
| 2065 | static_cast<double>(NumberToInt32(*handle_)))) return true; |
| 2066 | return false; |
| 2067 | } |
| 2068 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2069 | virtual bool EmitAtUses() { return !representation().IsDouble(); } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2070 | virtual void PrintDataTo(StringStream* stream); |
| 2071 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2072 | bool IsInteger() const { return handle_->IsSmi(); } |
| 2073 | HConstant* CopyToRepresentation(Representation r) const; |
| 2074 | HConstant* CopyToTruncatedInt32() const; |
| 2075 | bool HasInteger32Value() const { return has_int32_value_; } |
| 2076 | int32_t Integer32Value() const { |
| 2077 | ASSERT(HasInteger32Value()); |
| 2078 | return int32_value_; |
| 2079 | } |
| 2080 | bool HasDoubleValue() const { return has_double_value_; } |
| 2081 | double DoubleValue() const { |
| 2082 | ASSERT(HasDoubleValue()); |
| 2083 | return double_value_; |
| 2084 | } |
| 2085 | bool HasStringValue() const { return handle_->IsString(); } |
| 2086 | |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 2087 | bool ToBoolean() const; |
| 2088 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2089 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2090 | ASSERT(!HEAP->allow_allocation(false)); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2091 | return reinterpret_cast<intptr_t>(*handle()); |
| 2092 | } |
| 2093 | |
| 2094 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2095 | virtual void Verify() { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2096 | #endif |
| 2097 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2098 | DECLARE_CONCRETE_INSTRUCTION(Constant) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2099 | |
| 2100 | protected: |
| 2101 | virtual Range* InferRange(); |
| 2102 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2103 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2104 | HConstant* other_constant = HConstant::cast(other); |
| 2105 | return handle().is_identical_to(other_constant->handle()); |
| 2106 | } |
| 2107 | |
| 2108 | private: |
| 2109 | Handle<Object> handle_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2110 | |
| 2111 | // The following two values represent the int32 and the double value of the |
| 2112 | // given constant if there is a lossless conversion between the constant |
| 2113 | // and the specific representation. |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 2114 | bool has_int32_value_ : 1; |
| 2115 | bool has_double_value_ : 1; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2116 | int32_t int32_value_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2117 | double double_value_; |
| 2118 | }; |
| 2119 | |
| 2120 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2121 | class HBinaryOperation: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2122 | public: |
| 2123 | HBinaryOperation(HValue* left, HValue* right) { |
| 2124 | ASSERT(left != NULL && right != NULL); |
| 2125 | SetOperandAt(0, left); |
| 2126 | SetOperandAt(1, right); |
| 2127 | } |
| 2128 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2129 | HValue* left() { return OperandAt(0); } |
| 2130 | HValue* right() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2131 | |
| 2132 | // TODO(kasperl): Move these helpers to the IA-32 Lithium |
| 2133 | // instruction sequence builder. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2134 | HValue* LeastConstantOperand() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2135 | if (IsCommutative() && left()->IsConstant()) return right(); |
| 2136 | return left(); |
| 2137 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2138 | HValue* MostConstantOperand() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2139 | if (IsCommutative() && left()->IsConstant()) return left(); |
| 2140 | return right(); |
| 2141 | } |
| 2142 | |
| 2143 | virtual bool IsCommutative() const { return false; } |
| 2144 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2145 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2146 | }; |
| 2147 | |
| 2148 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2149 | class HApplyArguments: public HTemplateInstruction<4> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2150 | public: |
| 2151 | HApplyArguments(HValue* function, |
| 2152 | HValue* receiver, |
| 2153 | HValue* length, |
| 2154 | HValue* elements) { |
| 2155 | set_representation(Representation::Tagged()); |
| 2156 | SetOperandAt(0, function); |
| 2157 | SetOperandAt(1, receiver); |
| 2158 | SetOperandAt(2, length); |
| 2159 | SetOperandAt(3, elements); |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 2160 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2161 | } |
| 2162 | |
| 2163 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2164 | // The length is untagged, all other inputs are tagged. |
| 2165 | return (index == 2) |
| 2166 | ? Representation::Integer32() |
| 2167 | : Representation::Tagged(); |
| 2168 | } |
| 2169 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2170 | HValue* function() { return OperandAt(0); } |
| 2171 | HValue* receiver() { return OperandAt(1); } |
| 2172 | HValue* length() { return OperandAt(2); } |
| 2173 | HValue* elements() { return OperandAt(3); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2174 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2175 | DECLARE_CONCRETE_INSTRUCTION(ApplyArguments) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2176 | }; |
| 2177 | |
| 2178 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2179 | class HArgumentsElements: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2180 | public: |
| 2181 | HArgumentsElements() { |
| 2182 | // The value produced by this instruction is a pointer into the stack |
| 2183 | // that looks as if it was a smi because of alignment. |
| 2184 | set_representation(Representation::Tagged()); |
| 2185 | SetFlag(kUseGVN); |
| 2186 | } |
| 2187 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2188 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2189 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2190 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2191 | return Representation::None(); |
| 2192 | } |
| 2193 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2194 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2195 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2196 | }; |
| 2197 | |
| 2198 | |
| 2199 | class HArgumentsLength: public HUnaryOperation { |
| 2200 | public: |
| 2201 | explicit HArgumentsLength(HValue* value) : HUnaryOperation(value) { |
| 2202 | set_representation(Representation::Integer32()); |
| 2203 | SetFlag(kUseGVN); |
| 2204 | } |
| 2205 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2206 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2207 | return Representation::Tagged(); |
| 2208 | } |
| 2209 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2210 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2211 | |
| 2212 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2213 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2214 | }; |
| 2215 | |
| 2216 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2217 | class HAccessArgumentsAt: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2218 | public: |
| 2219 | HAccessArgumentsAt(HValue* arguments, HValue* length, HValue* index) { |
| 2220 | set_representation(Representation::Tagged()); |
| 2221 | SetFlag(kUseGVN); |
| 2222 | SetOperandAt(0, arguments); |
| 2223 | SetOperandAt(1, length); |
| 2224 | SetOperandAt(2, index); |
| 2225 | } |
| 2226 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2227 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2228 | |
| 2229 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2230 | // The arguments elements is considered tagged. |
| 2231 | return index == 0 |
| 2232 | ? Representation::Tagged() |
| 2233 | : Representation::Integer32(); |
| 2234 | } |
| 2235 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2236 | HValue* arguments() { return OperandAt(0); } |
| 2237 | HValue* length() { return OperandAt(1); } |
| 2238 | HValue* index() { return OperandAt(2); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2239 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2240 | DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2241 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2242 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2243 | }; |
| 2244 | |
| 2245 | |
| 2246 | class HBoundsCheck: public HBinaryOperation { |
| 2247 | public: |
| 2248 | HBoundsCheck(HValue* index, HValue* length) |
| 2249 | : HBinaryOperation(index, length) { |
| 2250 | SetFlag(kUseGVN); |
| 2251 | } |
| 2252 | |
erik.corry@gmail.com | 0511e24 | 2011-01-19 11:11:08 +0000 | [diff] [blame] | 2253 | virtual bool IsCheckInstruction() const { return true; } |
| 2254 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2255 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2256 | return Representation::Integer32(); |
| 2257 | } |
| 2258 | |
| 2259 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2260 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2261 | #endif |
| 2262 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2263 | HValue* index() { return left(); } |
| 2264 | HValue* length() { return right(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2265 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2266 | DECLARE_CONCRETE_INSTRUCTION(BoundsCheck) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2267 | |
| 2268 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2269 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2270 | }; |
| 2271 | |
| 2272 | |
| 2273 | class HBitwiseBinaryOperation: public HBinaryOperation { |
| 2274 | public: |
| 2275 | HBitwiseBinaryOperation(HValue* left, HValue* right) |
| 2276 | : HBinaryOperation(left, right) { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2277 | set_representation(Representation::Tagged()); |
| 2278 | SetFlag(kFlexibleRepresentation); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2279 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2280 | } |
| 2281 | |
| 2282 | virtual Representation RequiredInputRepresentation(int index) const { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2283 | return representation(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2284 | } |
| 2285 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2286 | virtual void RepresentationChanged(Representation to) { |
| 2287 | if (!to.IsTagged()) { |
| 2288 | ASSERT(to.IsInteger32()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2289 | ClearAllSideEffects(); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2290 | SetFlag(kTruncatingToInt32); |
| 2291 | SetFlag(kUseGVN); |
| 2292 | } |
| 2293 | } |
| 2294 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2295 | virtual HType CalculateInferredType(); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2296 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2297 | DECLARE_ABSTRACT_INSTRUCTION(BitwiseBinaryOperation) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2298 | }; |
| 2299 | |
| 2300 | |
| 2301 | class HArithmeticBinaryOperation: public HBinaryOperation { |
| 2302 | public: |
| 2303 | HArithmeticBinaryOperation(HValue* left, HValue* right) |
| 2304 | : HBinaryOperation(left, right) { |
| 2305 | set_representation(Representation::Tagged()); |
| 2306 | SetFlag(kFlexibleRepresentation); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2307 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2308 | } |
| 2309 | |
| 2310 | virtual void RepresentationChanged(Representation to) { |
| 2311 | if (!to.IsTagged()) { |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2312 | ClearAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2313 | SetFlag(kUseGVN); |
| 2314 | } |
| 2315 | } |
| 2316 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2317 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2318 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2319 | return representation(); |
| 2320 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2321 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2322 | if (left()->representation().Equals(right()->representation())) { |
| 2323 | return left()->representation(); |
| 2324 | } |
| 2325 | return HValue::InferredRepresentation(); |
| 2326 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2327 | }; |
| 2328 | |
| 2329 | |
| 2330 | class HCompare: public HBinaryOperation { |
| 2331 | public: |
| 2332 | HCompare(HValue* left, HValue* right, Token::Value token) |
| 2333 | : HBinaryOperation(left, right), token_(token) { |
| 2334 | ASSERT(Token::IsCompareOp(token)); |
| 2335 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2336 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2337 | } |
| 2338 | |
| 2339 | void SetInputRepresentation(Representation r); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2340 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2341 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2342 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2343 | } |
| 2344 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2345 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2346 | return input_representation_; |
| 2347 | } |
| 2348 | Representation GetInputRepresentation() const { |
| 2349 | return input_representation_; |
| 2350 | } |
| 2351 | Token::Value token() const { return token_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2352 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2353 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2354 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2355 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2356 | virtual intptr_t Hashcode() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2357 | return HValue::Hashcode() * 7 + token_; |
| 2358 | } |
| 2359 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2360 | DECLARE_CONCRETE_INSTRUCTION(Compare) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2361 | |
| 2362 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2363 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2364 | HCompare* comp = HCompare::cast(other); |
| 2365 | return token_ == comp->token(); |
| 2366 | } |
| 2367 | |
| 2368 | private: |
| 2369 | Representation input_representation_; |
| 2370 | Token::Value token_; |
| 2371 | }; |
| 2372 | |
| 2373 | |
| 2374 | class HCompareJSObjectEq: public HBinaryOperation { |
| 2375 | public: |
| 2376 | HCompareJSObjectEq(HValue* left, HValue* right) |
| 2377 | : HBinaryOperation(left, right) { |
| 2378 | set_representation(Representation::Tagged()); |
| 2379 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 2380 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2381 | } |
| 2382 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2383 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2384 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2385 | } |
| 2386 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2387 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2388 | return Representation::Tagged(); |
| 2389 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2390 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2391 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2392 | DECLARE_CONCRETE_INSTRUCTION(CompareJSObjectEq) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2393 | |
| 2394 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2395 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2396 | }; |
| 2397 | |
| 2398 | |
| 2399 | class HUnaryPredicate: public HUnaryOperation { |
| 2400 | public: |
| 2401 | explicit HUnaryPredicate(HValue* value) : HUnaryOperation(value) { |
| 2402 | set_representation(Representation::Tagged()); |
| 2403 | SetFlag(kUseGVN); |
| 2404 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2405 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2406 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2407 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2408 | } |
| 2409 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2410 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2411 | return Representation::Tagged(); |
| 2412 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2413 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2414 | }; |
| 2415 | |
| 2416 | |
| 2417 | class HIsNull: public HUnaryPredicate { |
| 2418 | public: |
| 2419 | HIsNull(HValue* value, bool is_strict) |
| 2420 | : HUnaryPredicate(value), is_strict_(is_strict) { } |
| 2421 | |
| 2422 | bool is_strict() const { return is_strict_; } |
| 2423 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2424 | DECLARE_CONCRETE_INSTRUCTION(IsNull) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2425 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2426 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2427 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2428 | HIsNull* b = HIsNull::cast(other); |
| 2429 | return is_strict_ == b->is_strict(); |
| 2430 | } |
| 2431 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2432 | private: |
| 2433 | bool is_strict_; |
| 2434 | }; |
| 2435 | |
| 2436 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2437 | class HIsObject: public HUnaryPredicate { |
| 2438 | public: |
| 2439 | explicit HIsObject(HValue* value) : HUnaryPredicate(value) { } |
| 2440 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2441 | DECLARE_CONCRETE_INSTRUCTION(IsObject) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2442 | |
| 2443 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2444 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2445 | }; |
| 2446 | |
| 2447 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2448 | class HIsSmi: public HUnaryPredicate { |
| 2449 | public: |
| 2450 | explicit HIsSmi(HValue* value) : HUnaryPredicate(value) { } |
| 2451 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2452 | DECLARE_CONCRETE_INSTRUCTION(IsSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2453 | |
| 2454 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2455 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2456 | }; |
| 2457 | |
| 2458 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2459 | class HIsConstructCall: public HTemplateInstruction<0> { |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2460 | public: |
| 2461 | HIsConstructCall() { |
| 2462 | set_representation(Representation::Tagged()); |
| 2463 | SetFlag(kUseGVN); |
| 2464 | } |
| 2465 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2466 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2467 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2468 | } |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2469 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2470 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2471 | return Representation::None(); |
| 2472 | } |
| 2473 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2474 | DECLARE_CONCRETE_INSTRUCTION(IsConstructCall) |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2475 | |
| 2476 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2477 | virtual bool DataEquals(HValue* other) { return true; } |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2478 | }; |
| 2479 | |
| 2480 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2481 | class HHasInstanceType: public HUnaryPredicate { |
| 2482 | public: |
| 2483 | HHasInstanceType(HValue* value, InstanceType type) |
| 2484 | : HUnaryPredicate(value), from_(type), to_(type) { } |
| 2485 | HHasInstanceType(HValue* value, InstanceType from, InstanceType to) |
| 2486 | : HUnaryPredicate(value), from_(from), to_(to) { |
| 2487 | ASSERT(to == LAST_TYPE); // Others not implemented yet in backend. |
| 2488 | } |
| 2489 | |
| 2490 | InstanceType from() { return from_; } |
| 2491 | InstanceType to() { return to_; } |
| 2492 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2493 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2494 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2495 | DECLARE_CONCRETE_INSTRUCTION(HasInstanceType) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2496 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2497 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2498 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2499 | HHasInstanceType* b = HHasInstanceType::cast(other); |
| 2500 | return (from_ == b->from()) && (to_ == b->to()); |
| 2501 | } |
| 2502 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2503 | private: |
| 2504 | InstanceType from_; |
| 2505 | InstanceType to_; // Inclusive range, not all combinations work. |
| 2506 | }; |
| 2507 | |
| 2508 | |
| 2509 | class HHasCachedArrayIndex: public HUnaryPredicate { |
| 2510 | public: |
| 2511 | explicit HHasCachedArrayIndex(HValue* value) : HUnaryPredicate(value) { } |
| 2512 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2513 | DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndex) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2514 | |
| 2515 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2516 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2517 | }; |
| 2518 | |
| 2519 | |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2520 | class HGetCachedArrayIndex: public HUnaryPredicate { |
| 2521 | public: |
| 2522 | explicit HGetCachedArrayIndex(HValue* value) : HUnaryPredicate(value) { } |
| 2523 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2524 | DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex) |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2525 | |
| 2526 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2527 | virtual bool DataEquals(HValue* other) { return true; } |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2528 | }; |
| 2529 | |
| 2530 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2531 | class HClassOfTest: public HUnaryPredicate { |
| 2532 | public: |
| 2533 | HClassOfTest(HValue* value, Handle<String> class_name) |
| 2534 | : HUnaryPredicate(value), class_name_(class_name) { } |
| 2535 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2536 | DECLARE_CONCRETE_INSTRUCTION(ClassOfTest) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2537 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2538 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2539 | |
| 2540 | Handle<String> class_name() const { return class_name_; } |
| 2541 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2542 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2543 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2544 | HClassOfTest* b = HClassOfTest::cast(other); |
| 2545 | return class_name_.is_identical_to(b->class_name_); |
| 2546 | } |
| 2547 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2548 | private: |
| 2549 | Handle<String> class_name_; |
| 2550 | }; |
| 2551 | |
| 2552 | |
| 2553 | class HTypeofIs: public HUnaryPredicate { |
| 2554 | public: |
| 2555 | HTypeofIs(HValue* value, Handle<String> type_literal) |
| 2556 | : HUnaryPredicate(value), type_literal_(type_literal) { } |
| 2557 | |
| 2558 | Handle<String> type_literal() { return type_literal_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2559 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2560 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2561 | DECLARE_CONCRETE_INSTRUCTION(TypeofIs) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2562 | |
| 2563 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2564 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2565 | HTypeofIs* b = HTypeofIs::cast(other); |
| 2566 | return type_literal_.is_identical_to(b->type_literal_); |
| 2567 | } |
| 2568 | |
| 2569 | private: |
| 2570 | Handle<String> type_literal_; |
| 2571 | }; |
| 2572 | |
| 2573 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2574 | class HInstanceOf: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2575 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2576 | HInstanceOf(HValue* context, HValue* left, HValue* right) { |
| 2577 | SetOperandAt(0, context); |
| 2578 | SetOperandAt(1, left); |
| 2579 | SetOperandAt(2, right); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2580 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2581 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2582 | } |
| 2583 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2584 | HValue* context() { return OperandAt(0); } |
| 2585 | HValue* left() { return OperandAt(1); } |
| 2586 | HValue* right() { return OperandAt(2); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2587 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2588 | virtual bool EmitAtUses() { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 2589 | return !HasSideEffects() && !HasMultipleUses(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2590 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2591 | |
| 2592 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2593 | return Representation::Tagged(); |
| 2594 | } |
| 2595 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2596 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2597 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2598 | DECLARE_CONCRETE_INSTRUCTION(InstanceOf) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2599 | }; |
| 2600 | |
| 2601 | |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2602 | class HInstanceOfKnownGlobal: public HUnaryOperation { |
| 2603 | public: |
| 2604 | HInstanceOfKnownGlobal(HValue* left, Handle<JSFunction> right) |
| 2605 | : HUnaryOperation(left), function_(right) { |
| 2606 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2607 | SetAllSideEffects(); |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2608 | } |
| 2609 | |
| 2610 | Handle<JSFunction> function() { return function_; } |
| 2611 | |
| 2612 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2613 | return Representation::Tagged(); |
| 2614 | } |
| 2615 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2616 | DECLARE_CONCRETE_INSTRUCTION(InstanceOfKnownGlobal) |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2617 | |
| 2618 | private: |
| 2619 | Handle<JSFunction> function_; |
| 2620 | }; |
| 2621 | |
| 2622 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2623 | class HPower: public HBinaryOperation { |
| 2624 | public: |
| 2625 | HPower(HValue* left, HValue* right) |
| 2626 | : HBinaryOperation(left, right) { |
| 2627 | set_representation(Representation::Double()); |
| 2628 | SetFlag(kUseGVN); |
| 2629 | } |
| 2630 | |
| 2631 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2632 | return (index == 1) ? Representation::None() : Representation::Double(); |
| 2633 | } |
| 2634 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2635 | DECLARE_CONCRETE_INSTRUCTION(Power) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2636 | |
| 2637 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2638 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2639 | }; |
| 2640 | |
| 2641 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2642 | class HAdd: public HArithmeticBinaryOperation { |
| 2643 | public: |
| 2644 | HAdd(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2645 | SetFlag(kCanOverflow); |
| 2646 | } |
| 2647 | |
| 2648 | // Add is only commutative if two integer values are added and not if two |
| 2649 | // tagged values are added (because it might be a String concatenation). |
| 2650 | virtual bool IsCommutative() const { |
| 2651 | return !representation().IsTagged(); |
| 2652 | } |
| 2653 | |
| 2654 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2655 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2656 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2657 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2658 | DECLARE_CONCRETE_INSTRUCTION(Add) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2659 | |
| 2660 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2661 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2662 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2663 | virtual Range* InferRange(); |
| 2664 | }; |
| 2665 | |
| 2666 | |
| 2667 | class HSub: public HArithmeticBinaryOperation { |
| 2668 | public: |
| 2669 | HSub(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2670 | SetFlag(kCanOverflow); |
| 2671 | } |
| 2672 | |
| 2673 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2674 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2675 | DECLARE_CONCRETE_INSTRUCTION(Sub) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2676 | |
| 2677 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2678 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2679 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2680 | virtual Range* InferRange(); |
| 2681 | }; |
| 2682 | |
| 2683 | |
| 2684 | class HMul: public HArithmeticBinaryOperation { |
| 2685 | public: |
| 2686 | HMul(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2687 | SetFlag(kCanOverflow); |
| 2688 | } |
| 2689 | |
| 2690 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2691 | |
| 2692 | // Only commutative if it is certain that not two objects are multiplicated. |
| 2693 | virtual bool IsCommutative() const { |
| 2694 | return !representation().IsTagged(); |
| 2695 | } |
| 2696 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2697 | DECLARE_CONCRETE_INSTRUCTION(Mul) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2698 | |
| 2699 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2700 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2701 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2702 | virtual Range* InferRange(); |
| 2703 | }; |
| 2704 | |
| 2705 | |
| 2706 | class HMod: public HArithmeticBinaryOperation { |
| 2707 | public: |
| 2708 | HMod(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2709 | SetFlag(kCanBeDivByZero); |
| 2710 | } |
| 2711 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 2712 | bool HasPowerOf2Divisor() { |
| 2713 | if (right()->IsConstant() && |
| 2714 | HConstant::cast(right())->HasInteger32Value()) { |
| 2715 | int32_t value = HConstant::cast(right())->Integer32Value(); |
| 2716 | return value != 0 && (IsPowerOf2(value) || IsPowerOf2(-value)); |
| 2717 | } |
| 2718 | |
| 2719 | return false; |
| 2720 | } |
| 2721 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2722 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2723 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2724 | DECLARE_CONCRETE_INSTRUCTION(Mod) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2725 | |
| 2726 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2727 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2728 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2729 | virtual Range* InferRange(); |
| 2730 | }; |
| 2731 | |
| 2732 | |
| 2733 | class HDiv: public HArithmeticBinaryOperation { |
| 2734 | public: |
| 2735 | HDiv(HValue* left, HValue* right) : HArithmeticBinaryOperation(left, right) { |
| 2736 | SetFlag(kCanBeDivByZero); |
| 2737 | SetFlag(kCanOverflow); |
| 2738 | } |
| 2739 | |
| 2740 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2741 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2742 | DECLARE_CONCRETE_INSTRUCTION(Div) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2743 | |
| 2744 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2745 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2746 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2747 | virtual Range* InferRange(); |
| 2748 | }; |
| 2749 | |
| 2750 | |
| 2751 | class HBitAnd: public HBitwiseBinaryOperation { |
| 2752 | public: |
| 2753 | HBitAnd(HValue* left, HValue* right) |
| 2754 | : HBitwiseBinaryOperation(left, right) { } |
| 2755 | |
| 2756 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2757 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2758 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2759 | DECLARE_CONCRETE_INSTRUCTION(BitAnd) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2760 | |
| 2761 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2762 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2763 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2764 | virtual Range* InferRange(); |
| 2765 | }; |
| 2766 | |
| 2767 | |
| 2768 | class HBitXor: public HBitwiseBinaryOperation { |
| 2769 | public: |
| 2770 | HBitXor(HValue* left, HValue* right) |
| 2771 | : HBitwiseBinaryOperation(left, right) { } |
| 2772 | |
| 2773 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2774 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2775 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2776 | DECLARE_CONCRETE_INSTRUCTION(BitXor) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2777 | |
| 2778 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2779 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2780 | }; |
| 2781 | |
| 2782 | |
| 2783 | class HBitOr: public HBitwiseBinaryOperation { |
| 2784 | public: |
| 2785 | HBitOr(HValue* left, HValue* right) |
| 2786 | : HBitwiseBinaryOperation(left, right) { } |
| 2787 | |
| 2788 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2789 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2790 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2791 | DECLARE_CONCRETE_INSTRUCTION(BitOr) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2792 | |
| 2793 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2794 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2795 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2796 | virtual Range* InferRange(); |
| 2797 | }; |
| 2798 | |
| 2799 | |
| 2800 | class HShl: public HBitwiseBinaryOperation { |
| 2801 | public: |
| 2802 | HShl(HValue* left, HValue* right) |
| 2803 | : HBitwiseBinaryOperation(left, right) { } |
| 2804 | |
| 2805 | virtual Range* InferRange(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2806 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2807 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2808 | DECLARE_CONCRETE_INSTRUCTION(Shl) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2809 | |
| 2810 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2811 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2812 | }; |
| 2813 | |
| 2814 | |
| 2815 | class HShr: public HBitwiseBinaryOperation { |
| 2816 | public: |
| 2817 | HShr(HValue* left, HValue* right) |
| 2818 | : HBitwiseBinaryOperation(left, right) { } |
| 2819 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2820 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2821 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2822 | DECLARE_CONCRETE_INSTRUCTION(Shr) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2823 | |
| 2824 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2825 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2826 | }; |
| 2827 | |
| 2828 | |
| 2829 | class HSar: public HBitwiseBinaryOperation { |
| 2830 | public: |
| 2831 | HSar(HValue* left, HValue* right) |
| 2832 | : HBitwiseBinaryOperation(left, right) { } |
| 2833 | |
| 2834 | virtual Range* InferRange(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2835 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2836 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2837 | DECLARE_CONCRETE_INSTRUCTION(Sar) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2838 | |
| 2839 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2840 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2841 | }; |
| 2842 | |
| 2843 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2844 | class HOsrEntry: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2845 | public: |
| 2846 | explicit HOsrEntry(int ast_id) : ast_id_(ast_id) { |
| 2847 | SetFlag(kChangesOsrEntries); |
| 2848 | } |
| 2849 | |
| 2850 | int ast_id() const { return ast_id_; } |
| 2851 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2852 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2853 | return Representation::None(); |
| 2854 | } |
| 2855 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2856 | DECLARE_CONCRETE_INSTRUCTION(OsrEntry) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2857 | |
| 2858 | private: |
| 2859 | int ast_id_; |
| 2860 | }; |
| 2861 | |
| 2862 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2863 | class HParameter: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2864 | public: |
| 2865 | explicit HParameter(unsigned index) : index_(index) { |
| 2866 | set_representation(Representation::Tagged()); |
| 2867 | } |
| 2868 | |
| 2869 | unsigned index() const { return index_; } |
| 2870 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2871 | virtual void PrintDataTo(StringStream* stream); |
| 2872 | |
| 2873 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2874 | return Representation::None(); |
| 2875 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2876 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2877 | DECLARE_CONCRETE_INSTRUCTION(Parameter) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2878 | |
| 2879 | private: |
| 2880 | unsigned index_; |
| 2881 | }; |
| 2882 | |
| 2883 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2884 | class HCallStub: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2885 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2886 | HCallStub(HValue* context, CodeStub::Major major_key, int argument_count) |
| 2887 | : HUnaryCall(context, argument_count), |
| 2888 | major_key_(major_key), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2889 | transcendental_type_(TranscendentalCache::kNumberOfCaches) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2890 | } |
| 2891 | |
| 2892 | CodeStub::Major major_key() { return major_key_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2893 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2894 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2895 | |
| 2896 | void set_transcendental_type(TranscendentalCache::Type transcendental_type) { |
| 2897 | transcendental_type_ = transcendental_type; |
| 2898 | } |
| 2899 | TranscendentalCache::Type transcendental_type() { |
| 2900 | return transcendental_type_; |
| 2901 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2902 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2903 | virtual void PrintDataTo(StringStream* stream); |
| 2904 | |
| 2905 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2906 | return Representation::Tagged(); |
| 2907 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2908 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2909 | DECLARE_CONCRETE_INSTRUCTION(CallStub) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2910 | |
| 2911 | private: |
| 2912 | CodeStub::Major major_key_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2913 | TranscendentalCache::Type transcendental_type_; |
| 2914 | }; |
| 2915 | |
| 2916 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2917 | class HUnknownOSRValue: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2918 | public: |
| 2919 | HUnknownOSRValue() { set_representation(Representation::Tagged()); } |
| 2920 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2921 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2922 | return Representation::None(); |
| 2923 | } |
| 2924 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2925 | DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2926 | }; |
| 2927 | |
| 2928 | |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2929 | class HLoadGlobalCell: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2930 | public: |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2931 | HLoadGlobalCell(Handle<JSGlobalPropertyCell> cell, bool check_hole_value) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2932 | : cell_(cell), check_hole_value_(check_hole_value) { |
| 2933 | set_representation(Representation::Tagged()); |
| 2934 | SetFlag(kUseGVN); |
| 2935 | SetFlag(kDependsOnGlobalVars); |
| 2936 | } |
| 2937 | |
| 2938 | Handle<JSGlobalPropertyCell> cell() const { return cell_; } |
| 2939 | bool check_hole_value() const { return check_hole_value_; } |
| 2940 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2941 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2942 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2943 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2944 | ASSERT(!HEAP->allow_allocation(false)); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2945 | return reinterpret_cast<intptr_t>(*cell_); |
| 2946 | } |
| 2947 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2948 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2949 | return Representation::None(); |
| 2950 | } |
| 2951 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2952 | DECLARE_CONCRETE_INSTRUCTION(LoadGlobalCell) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2953 | |
| 2954 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2955 | virtual bool DataEquals(HValue* other) { |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2956 | HLoadGlobalCell* b = HLoadGlobalCell::cast(other); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2957 | return cell_.is_identical_to(b->cell()); |
| 2958 | } |
| 2959 | |
| 2960 | private: |
| 2961 | Handle<JSGlobalPropertyCell> cell_; |
| 2962 | bool check_hole_value_; |
| 2963 | }; |
| 2964 | |
| 2965 | |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2966 | class HLoadGlobalGeneric: public HBinaryOperation { |
| 2967 | public: |
| 2968 | HLoadGlobalGeneric(HValue* context, |
| 2969 | HValue* global_object, |
| 2970 | Handle<Object> name, |
| 2971 | bool for_typeof) |
| 2972 | : HBinaryOperation(context, global_object), |
| 2973 | name_(name), |
| 2974 | for_typeof_(for_typeof) { |
| 2975 | set_representation(Representation::Tagged()); |
| 2976 | SetAllSideEffects(); |
| 2977 | } |
| 2978 | |
| 2979 | HValue* context() { return OperandAt(0); } |
| 2980 | HValue* global_object() { return OperandAt(1); } |
| 2981 | Handle<Object> name() const { return name_; } |
| 2982 | bool for_typeof() const { return for_typeof_; } |
| 2983 | |
| 2984 | virtual void PrintDataTo(StringStream* stream); |
| 2985 | |
| 2986 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2987 | return Representation::Tagged(); |
| 2988 | } |
| 2989 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2990 | DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric) |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2991 | |
| 2992 | private: |
| 2993 | Handle<Object> name_; |
| 2994 | bool for_typeof_; |
| 2995 | }; |
| 2996 | |
| 2997 | |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 2998 | class HStoreGlobalCell: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2999 | public: |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3000 | HStoreGlobalCell(HValue* value, |
| 3001 | Handle<JSGlobalPropertyCell> cell, |
| 3002 | bool check_hole_value) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3003 | : HUnaryOperation(value), |
| 3004 | cell_(cell), |
| 3005 | check_hole_value_(check_hole_value) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3006 | SetFlag(kChangesGlobalVars); |
| 3007 | } |
| 3008 | |
| 3009 | Handle<JSGlobalPropertyCell> cell() const { return cell_; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3010 | bool check_hole_value() const { return check_hole_value_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3011 | |
| 3012 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3013 | return Representation::Tagged(); |
| 3014 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3015 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3016 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3017 | DECLARE_CONCRETE_INSTRUCTION(StoreGlobalCell) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3018 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3019 | private: |
| 3020 | Handle<JSGlobalPropertyCell> cell_; |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3021 | bool check_hole_value_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3022 | }; |
| 3023 | |
| 3024 | |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3025 | class HStoreGlobalGeneric: public HTemplateInstruction<3> { |
| 3026 | public: |
| 3027 | HStoreGlobalGeneric(HValue* context, |
| 3028 | HValue* global_object, |
| 3029 | Handle<Object> name, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3030 | HValue* value, |
| 3031 | bool strict_mode) |
| 3032 | : name_(name), |
| 3033 | strict_mode_(strict_mode) { |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3034 | SetOperandAt(0, context); |
| 3035 | SetOperandAt(1, global_object); |
| 3036 | SetOperandAt(2, value); |
| 3037 | set_representation(Representation::Tagged()); |
| 3038 | SetAllSideEffects(); |
| 3039 | } |
| 3040 | |
| 3041 | HValue* context() { return OperandAt(0); } |
| 3042 | HValue* global_object() { return OperandAt(1); } |
| 3043 | Handle<Object> name() const { return name_; } |
| 3044 | HValue* value() { return OperandAt(2); } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3045 | bool strict_mode() { return strict_mode_; } |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3046 | |
| 3047 | virtual void PrintDataTo(StringStream* stream); |
| 3048 | |
| 3049 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3050 | return Representation::Tagged(); |
| 3051 | } |
| 3052 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3053 | DECLARE_CONCRETE_INSTRUCTION(StoreGlobalGeneric) |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3054 | |
| 3055 | private: |
| 3056 | Handle<Object> name_; |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3057 | bool strict_mode_; |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3058 | }; |
| 3059 | |
| 3060 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3061 | class HLoadContextSlot: public HUnaryOperation { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3062 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3063 | HLoadContextSlot(HValue* context , int slot_index) |
| 3064 | : HUnaryOperation(context), slot_index_(slot_index) { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3065 | set_representation(Representation::Tagged()); |
| 3066 | SetFlag(kUseGVN); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3067 | SetFlag(kDependsOnContextSlots); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3068 | } |
| 3069 | |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3070 | int slot_index() const { return slot_index_; } |
| 3071 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3072 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3073 | return Representation::Tagged(); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3074 | } |
| 3075 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3076 | virtual void PrintDataTo(StringStream* stream); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3077 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3078 | DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot) |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3079 | |
| 3080 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3081 | virtual bool DataEquals(HValue* other) { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3082 | HLoadContextSlot* b = HLoadContextSlot::cast(other); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3083 | return (slot_index() == b->slot_index()); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3084 | } |
| 3085 | |
| 3086 | private: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3087 | int slot_index_; |
| 3088 | }; |
| 3089 | |
| 3090 | |
| 3091 | static inline bool StoringValueNeedsWriteBarrier(HValue* value) { |
| 3092 | return !value->type().IsSmi() && |
| 3093 | !(value->IsConstant() && HConstant::cast(value)->InOldSpace()); |
| 3094 | } |
| 3095 | |
| 3096 | |
| 3097 | class HStoreContextSlot: public HBinaryOperation { |
| 3098 | public: |
| 3099 | HStoreContextSlot(HValue* context, int slot_index, HValue* value) |
| 3100 | : HBinaryOperation(context, value), slot_index_(slot_index) { |
| 3101 | SetFlag(kChangesContextSlots); |
| 3102 | } |
| 3103 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3104 | HValue* context() { return OperandAt(0); } |
| 3105 | HValue* value() { return OperandAt(1); } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3106 | int slot_index() const { return slot_index_; } |
| 3107 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3108 | bool NeedsWriteBarrier() { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3109 | return StoringValueNeedsWriteBarrier(value()); |
| 3110 | } |
| 3111 | |
| 3112 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3113 | return Representation::Tagged(); |
| 3114 | } |
| 3115 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3116 | virtual void PrintDataTo(StringStream* stream); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3117 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3118 | DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot) |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3119 | |
| 3120 | private: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3121 | int slot_index_; |
| 3122 | }; |
| 3123 | |
| 3124 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3125 | class HLoadNamedField: public HUnaryOperation { |
| 3126 | public: |
| 3127 | HLoadNamedField(HValue* object, bool is_in_object, int offset) |
| 3128 | : HUnaryOperation(object), |
| 3129 | is_in_object_(is_in_object), |
| 3130 | offset_(offset) { |
| 3131 | set_representation(Representation::Tagged()); |
| 3132 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3133 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3134 | if (is_in_object) { |
| 3135 | SetFlag(kDependsOnInobjectFields); |
| 3136 | } else { |
| 3137 | SetFlag(kDependsOnBackingStoreFields); |
| 3138 | } |
| 3139 | } |
| 3140 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3141 | HValue* object() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3142 | bool is_in_object() const { return is_in_object_; } |
| 3143 | int offset() const { return offset_; } |
| 3144 | |
| 3145 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3146 | return Representation::Tagged(); |
| 3147 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3148 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3149 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3150 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedField) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3151 | |
| 3152 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3153 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3154 | HLoadNamedField* b = HLoadNamedField::cast(other); |
| 3155 | return is_in_object_ == b->is_in_object_ && offset_ == b->offset_; |
| 3156 | } |
| 3157 | |
| 3158 | private: |
| 3159 | bool is_in_object_; |
| 3160 | int offset_; |
| 3161 | }; |
| 3162 | |
| 3163 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3164 | class HLoadNamedFieldPolymorphic: public HUnaryOperation { |
| 3165 | public: |
| 3166 | HLoadNamedFieldPolymorphic(HValue* object, |
| 3167 | ZoneMapList* types, |
| 3168 | Handle<String> name); |
| 3169 | |
| 3170 | HValue* object() { return OperandAt(0); } |
| 3171 | ZoneMapList* types() { return &types_; } |
| 3172 | Handle<String> name() { return name_; } |
| 3173 | bool need_generic() { return need_generic_; } |
| 3174 | |
| 3175 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3176 | return Representation::Tagged(); |
| 3177 | } |
| 3178 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3179 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedFieldPolymorphic) |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3180 | |
| 3181 | static const int kMaxLoadPolymorphism = 4; |
| 3182 | |
| 3183 | protected: |
| 3184 | virtual bool DataEquals(HValue* value); |
| 3185 | |
| 3186 | private: |
| 3187 | ZoneMapList types_; |
| 3188 | Handle<String> name_; |
| 3189 | bool need_generic_; |
| 3190 | }; |
| 3191 | |
| 3192 | |
| 3193 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3194 | class HLoadNamedGeneric: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3195 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3196 | HLoadNamedGeneric(HValue* context, HValue* object, Handle<Object> name) |
| 3197 | : HBinaryOperation(context, object), name_(name) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3198 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3199 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3200 | } |
| 3201 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3202 | HValue* context() { return OperandAt(0); } |
| 3203 | HValue* object() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3204 | Handle<Object> name() const { return name_; } |
| 3205 | |
| 3206 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3207 | return Representation::Tagged(); |
| 3208 | } |
| 3209 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3210 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3211 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3212 | private: |
| 3213 | Handle<Object> name_; |
| 3214 | }; |
| 3215 | |
| 3216 | |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3217 | class HLoadFunctionPrototype: public HUnaryOperation { |
| 3218 | public: |
| 3219 | explicit HLoadFunctionPrototype(HValue* function) |
| 3220 | : HUnaryOperation(function) { |
| 3221 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3222 | SetFlag(kUseGVN); |
| 3223 | SetFlag(kDependsOnCalls); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3224 | } |
| 3225 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3226 | HValue* function() { return OperandAt(0); } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3227 | |
| 3228 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3229 | return Representation::Tagged(); |
| 3230 | } |
| 3231 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3232 | DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype) |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3233 | |
| 3234 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3235 | virtual bool DataEquals(HValue* other) { return true; } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3236 | }; |
| 3237 | |
| 3238 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3239 | class HLoadKeyedFastElement: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3240 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3241 | HLoadKeyedFastElement(HValue* obj, HValue* key) : HBinaryOperation(obj, key) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3242 | set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3243 | SetFlag(kDependsOnArrayElements); |
| 3244 | SetFlag(kUseGVN); |
| 3245 | } |
| 3246 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3247 | HValue* object() { return OperandAt(0); } |
| 3248 | HValue* key() { return OperandAt(1); } |
| 3249 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3250 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3251 | // The key is supposed to be Integer32. |
| 3252 | return (index == 1) ? Representation::Integer32() |
| 3253 | : Representation::Tagged(); |
| 3254 | } |
| 3255 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3256 | virtual void PrintDataTo(StringStream* stream); |
| 3257 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3258 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedFastElement) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3259 | |
| 3260 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3261 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3262 | }; |
| 3263 | |
| 3264 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3265 | class HLoadKeyedSpecializedArrayElement: public HBinaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3266 | public: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3267 | HLoadKeyedSpecializedArrayElement(HValue* external_elements, |
| 3268 | HValue* key, |
| 3269 | ExternalArrayType array_type) |
| 3270 | : HBinaryOperation(external_elements, key), |
| 3271 | array_type_(array_type) { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 3272 | if (array_type == kExternalFloatArray || |
| 3273 | array_type == kExternalDoubleArray) { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3274 | set_representation(Representation::Double()); |
| 3275 | } else { |
| 3276 | set_representation(Representation::Integer32()); |
| 3277 | } |
| 3278 | SetFlag(kDependsOnSpecializedArrayElements); |
| 3279 | // Native code could change the specialized array. |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3280 | SetFlag(kDependsOnCalls); |
| 3281 | SetFlag(kUseGVN); |
| 3282 | } |
| 3283 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3284 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3285 | |
| 3286 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3287 | // The key is supposed to be Integer32, but the base pointer |
| 3288 | // for the element load is a naked pointer. |
| 3289 | return (index == 1) ? Representation::Integer32() |
| 3290 | : Representation::External(); |
| 3291 | } |
| 3292 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3293 | HValue* external_pointer() { return OperandAt(0); } |
| 3294 | HValue* key() { return OperandAt(1); } |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3295 | ExternalArrayType array_type() const { return array_type_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3296 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3297 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedSpecializedArrayElement) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3298 | |
| 3299 | protected: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3300 | virtual bool DataEquals(HValue* other) { |
| 3301 | if (!other->IsLoadKeyedSpecializedArrayElement()) return false; |
| 3302 | HLoadKeyedSpecializedArrayElement* cast_other = |
| 3303 | HLoadKeyedSpecializedArrayElement::cast(other); |
| 3304 | return array_type_ == cast_other->array_type(); |
| 3305 | } |
| 3306 | |
| 3307 | private: |
| 3308 | ExternalArrayType array_type_; |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3309 | }; |
| 3310 | |
| 3311 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3312 | class HLoadKeyedGeneric: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3313 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3314 | HLoadKeyedGeneric(HContext* context, HValue* obj, HValue* key) { |
| 3315 | set_representation(Representation::Tagged()); |
| 3316 | SetOperandAt(0, obj); |
| 3317 | SetOperandAt(1, key); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3318 | SetOperandAt(2, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3319 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3320 | } |
| 3321 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3322 | HValue* object() { return OperandAt(0); } |
| 3323 | HValue* key() { return OperandAt(1); } |
| 3324 | HValue* context() { return OperandAt(2); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3325 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3326 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3327 | |
| 3328 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3329 | return Representation::Tagged(); |
| 3330 | } |
| 3331 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3332 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3333 | }; |
| 3334 | |
| 3335 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3336 | class HStoreNamedField: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3337 | public: |
| 3338 | HStoreNamedField(HValue* obj, |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3339 | Handle<String> name, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3340 | HValue* val, |
| 3341 | bool in_object, |
| 3342 | int offset) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3343 | : HBinaryOperation(obj, val), |
| 3344 | name_(name), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3345 | is_in_object_(in_object), |
| 3346 | offset_(offset) { |
| 3347 | if (is_in_object_) { |
| 3348 | SetFlag(kChangesInobjectFields); |
| 3349 | } else { |
| 3350 | SetFlag(kChangesBackingStoreFields); |
| 3351 | } |
| 3352 | } |
| 3353 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3354 | DECLARE_CONCRETE_INSTRUCTION(StoreNamedField) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3355 | |
| 3356 | virtual Representation RequiredInputRepresentation(int index) const { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3357 | return Representation::Tagged(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3358 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3359 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3360 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3361 | HValue* object() { return OperandAt(0); } |
| 3362 | HValue* value() { return OperandAt(1); } |
| 3363 | |
| 3364 | Handle<String> name() const { return name_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3365 | bool is_in_object() const { return is_in_object_; } |
| 3366 | int offset() const { return offset_; } |
| 3367 | Handle<Map> transition() const { return transition_; } |
| 3368 | void set_transition(Handle<Map> map) { transition_ = map; } |
| 3369 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3370 | bool NeedsWriteBarrier() { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3371 | return StoringValueNeedsWriteBarrier(value()); |
| 3372 | } |
| 3373 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3374 | private: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3375 | Handle<String> name_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3376 | bool is_in_object_; |
| 3377 | int offset_; |
| 3378 | Handle<Map> transition_; |
| 3379 | }; |
| 3380 | |
| 3381 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3382 | class HStoreNamedGeneric: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3383 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3384 | HStoreNamedGeneric(HValue* context, |
| 3385 | HValue* object, |
| 3386 | Handle<String> name, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3387 | HValue* value, |
| 3388 | bool strict_mode) |
| 3389 | : name_(name), |
| 3390 | strict_mode_(strict_mode) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3391 | SetOperandAt(0, object); |
| 3392 | SetOperandAt(1, value); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3393 | SetOperandAt(2, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3394 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3395 | } |
| 3396 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3397 | HValue* object() { return OperandAt(0); } |
| 3398 | HValue* value() { return OperandAt(1); } |
| 3399 | HValue* context() { return OperandAt(2); } |
| 3400 | Handle<String> name() { return name_; } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3401 | bool strict_mode() { return strict_mode_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3402 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3403 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3404 | |
| 3405 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3406 | return Representation::Tagged(); |
| 3407 | } |
| 3408 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3409 | DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3410 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3411 | private: |
| 3412 | Handle<String> name_; |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3413 | bool strict_mode_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3414 | }; |
| 3415 | |
| 3416 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3417 | class HStoreKeyedFastElement: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3418 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3419 | HStoreKeyedFastElement(HValue* obj, HValue* key, HValue* val) { |
| 3420 | SetOperandAt(0, obj); |
| 3421 | SetOperandAt(1, key); |
| 3422 | SetOperandAt(2, val); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3423 | SetFlag(kChangesArrayElements); |
| 3424 | } |
| 3425 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3426 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3427 | // The key is supposed to be Integer32. |
| 3428 | return (index == 1) ? Representation::Integer32() |
| 3429 | : Representation::Tagged(); |
| 3430 | } |
| 3431 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3432 | HValue* object() { return OperandAt(0); } |
| 3433 | HValue* key() { return OperandAt(1); } |
| 3434 | HValue* value() { return OperandAt(2); } |
| 3435 | |
| 3436 | bool NeedsWriteBarrier() { |
| 3437 | return StoringValueNeedsWriteBarrier(value()); |
| 3438 | } |
| 3439 | |
| 3440 | virtual void PrintDataTo(StringStream* stream); |
| 3441 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3442 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedFastElement) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3443 | }; |
| 3444 | |
| 3445 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3446 | class HStoreKeyedSpecializedArrayElement: public HTemplateInstruction<3> { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3447 | public: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3448 | HStoreKeyedSpecializedArrayElement(HValue* external_elements, |
| 3449 | HValue* key, |
| 3450 | HValue* val, |
| 3451 | ExternalArrayType array_type) |
| 3452 | : array_type_(array_type) { |
| 3453 | SetFlag(kChangesSpecializedArrayElements); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3454 | SetOperandAt(0, external_elements); |
| 3455 | SetOperandAt(1, key); |
| 3456 | SetOperandAt(2, val); |
| 3457 | } |
| 3458 | |
| 3459 | virtual void PrintDataTo(StringStream* stream); |
| 3460 | |
| 3461 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3462 | if (index == 0) { |
| 3463 | return Representation::External(); |
| 3464 | } else { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 3465 | if (index == 2 && (array_type() == kExternalFloatArray || |
| 3466 | array_type() == kExternalDoubleArray)) { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3467 | return Representation::Double(); |
| 3468 | } else { |
| 3469 | return Representation::Integer32(); |
| 3470 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3471 | } |
| 3472 | } |
| 3473 | |
| 3474 | HValue* external_pointer() { return OperandAt(0); } |
| 3475 | HValue* key() { return OperandAt(1); } |
| 3476 | HValue* value() { return OperandAt(2); } |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3477 | ExternalArrayType array_type() const { return array_type_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3478 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3479 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedSpecializedArrayElement) |
| 3480 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3481 | private: |
| 3482 | ExternalArrayType array_type_; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3483 | }; |
| 3484 | |
| 3485 | |
| 3486 | class HStoreKeyedGeneric: public HTemplateInstruction<4> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3487 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3488 | HStoreKeyedGeneric(HValue* context, |
| 3489 | HValue* object, |
| 3490 | HValue* key, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3491 | HValue* value, |
| 3492 | bool strict_mode) |
| 3493 | : strict_mode_(strict_mode) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3494 | SetOperandAt(0, object); |
| 3495 | SetOperandAt(1, key); |
| 3496 | SetOperandAt(2, value); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3497 | SetOperandAt(3, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3498 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3499 | } |
| 3500 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3501 | HValue* object() { return OperandAt(0); } |
| 3502 | HValue* key() { return OperandAt(1); } |
| 3503 | HValue* value() { return OperandAt(2); } |
| 3504 | HValue* context() { return OperandAt(3); } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3505 | bool strict_mode() { return strict_mode_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3506 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3507 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3508 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3509 | } |
| 3510 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3511 | virtual void PrintDataTo(StringStream* stream); |
| 3512 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3513 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric) |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3514 | |
| 3515 | private: |
| 3516 | bool strict_mode_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3517 | }; |
| 3518 | |
| 3519 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 3520 | class HStringAdd: public HBinaryOperation { |
| 3521 | public: |
| 3522 | HStringAdd(HValue* left, HValue* right) : HBinaryOperation(left, right) { |
| 3523 | set_representation(Representation::Tagged()); |
| 3524 | SetFlag(kUseGVN); |
| 3525 | SetFlag(kDependsOnMaps); |
| 3526 | } |
| 3527 | |
| 3528 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3529 | return Representation::Tagged(); |
| 3530 | } |
| 3531 | |
| 3532 | virtual HType CalculateInferredType() { |
| 3533 | return HType::String(); |
| 3534 | } |
| 3535 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3536 | DECLARE_CONCRETE_INSTRUCTION(StringAdd) |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 3537 | |
| 3538 | protected: |
| 3539 | virtual bool DataEquals(HValue* other) { return true; } |
| 3540 | }; |
| 3541 | |
| 3542 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3543 | class HStringCharCodeAt: public HBinaryOperation { |
| 3544 | public: |
| 3545 | HStringCharCodeAt(HValue* string, HValue* index) |
| 3546 | : HBinaryOperation(string, index) { |
| 3547 | set_representation(Representation::Integer32()); |
| 3548 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3549 | SetFlag(kDependsOnMaps); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3550 | } |
| 3551 | |
| 3552 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3553 | // The index is supposed to be Integer32. |
| 3554 | return (index == 1) ? Representation::Integer32() |
| 3555 | : Representation::Tagged(); |
| 3556 | } |
| 3557 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3558 | HValue* string() { return OperandAt(0); } |
| 3559 | HValue* index() { return OperandAt(1); } |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3560 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3561 | DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3562 | |
| 3563 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3564 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3565 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3566 | virtual Range* InferRange() { |
| 3567 | return new Range(0, String::kMaxUC16CharCode); |
| 3568 | } |
| 3569 | }; |
| 3570 | |
| 3571 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3572 | class HStringCharFromCode: public HUnaryOperation { |
| 3573 | public: |
| 3574 | explicit HStringCharFromCode(HValue* char_code) : HUnaryOperation(char_code) { |
| 3575 | set_representation(Representation::Tagged()); |
| 3576 | SetFlag(kUseGVN); |
| 3577 | } |
| 3578 | |
| 3579 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3580 | return Representation::Integer32(); |
| 3581 | } |
| 3582 | |
| 3583 | virtual bool DataEquals(HValue* other) { return true; } |
| 3584 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3585 | DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode) |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3586 | }; |
| 3587 | |
| 3588 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3589 | class HStringLength: public HUnaryOperation { |
| 3590 | public: |
| 3591 | explicit HStringLength(HValue* string) : HUnaryOperation(string) { |
| 3592 | set_representation(Representation::Tagged()); |
| 3593 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3594 | SetFlag(kDependsOnMaps); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3595 | } |
| 3596 | |
| 3597 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3598 | return Representation::Tagged(); |
| 3599 | } |
| 3600 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3601 | virtual HType CalculateInferredType() { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3602 | STATIC_ASSERT(String::kMaxLength <= Smi::kMaxValue); |
| 3603 | return HType::Smi(); |
| 3604 | } |
| 3605 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3606 | DECLARE_CONCRETE_INSTRUCTION(StringLength) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3607 | |
| 3608 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3609 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3610 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3611 | virtual Range* InferRange() { |
| 3612 | return new Range(0, String::kMaxLength); |
| 3613 | } |
| 3614 | }; |
| 3615 | |
| 3616 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3617 | template <int V> |
| 3618 | class HMaterializedLiteral: public HTemplateInstruction<V> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3619 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3620 | HMaterializedLiteral<V>(int index, int depth) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3621 | : literal_index_(index), depth_(depth) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3622 | this->set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3623 | } |
| 3624 | |
| 3625 | int literal_index() const { return literal_index_; } |
| 3626 | int depth() const { return depth_; } |
| 3627 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3628 | private: |
| 3629 | int literal_index_; |
| 3630 | int depth_; |
| 3631 | }; |
| 3632 | |
| 3633 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3634 | class HArrayLiteral: public HMaterializedLiteral<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3635 | public: |
| 3636 | HArrayLiteral(Handle<FixedArray> constant_elements, |
| 3637 | int length, |
| 3638 | int literal_index, |
| 3639 | int depth) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3640 | : HMaterializedLiteral<0>(literal_index, depth), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3641 | length_(length), |
| 3642 | constant_elements_(constant_elements) {} |
| 3643 | |
| 3644 | Handle<FixedArray> constant_elements() const { return constant_elements_; } |
| 3645 | int length() const { return length_; } |
| 3646 | |
| 3647 | bool IsCopyOnWrite() const; |
| 3648 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3649 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3650 | return Representation::None(); |
| 3651 | } |
| 3652 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3653 | DECLARE_CONCRETE_INSTRUCTION(ArrayLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3654 | |
| 3655 | private: |
| 3656 | int length_; |
| 3657 | Handle<FixedArray> constant_elements_; |
| 3658 | }; |
| 3659 | |
| 3660 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3661 | class HObjectLiteral: public HMaterializedLiteral<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3662 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3663 | HObjectLiteral(HValue* context, |
| 3664 | Handle<FixedArray> constant_properties, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3665 | bool fast_elements, |
| 3666 | int literal_index, |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3667 | int depth, |
| 3668 | bool has_function) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3669 | : HMaterializedLiteral<1>(literal_index, depth), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3670 | constant_properties_(constant_properties), |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3671 | fast_elements_(fast_elements), |
| 3672 | has_function_(has_function) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3673 | SetOperandAt(0, context); |
| 3674 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3675 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3676 | HValue* context() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3677 | Handle<FixedArray> constant_properties() const { |
| 3678 | return constant_properties_; |
| 3679 | } |
| 3680 | bool fast_elements() const { return fast_elements_; } |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3681 | bool has_function() const { return has_function_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3682 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3683 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3684 | return Representation::Tagged(); |
| 3685 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3686 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3687 | DECLARE_CONCRETE_INSTRUCTION(ObjectLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3688 | |
| 3689 | private: |
| 3690 | Handle<FixedArray> constant_properties_; |
| 3691 | bool fast_elements_; |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3692 | bool has_function_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3693 | }; |
| 3694 | |
| 3695 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3696 | class HRegExpLiteral: public HMaterializedLiteral<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3697 | public: |
| 3698 | HRegExpLiteral(Handle<String> pattern, |
| 3699 | Handle<String> flags, |
| 3700 | int literal_index) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3701 | : HMaterializedLiteral<0>(literal_index, 0), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3702 | pattern_(pattern), |
| 3703 | flags_(flags) { } |
| 3704 | |
| 3705 | Handle<String> pattern() { return pattern_; } |
| 3706 | Handle<String> flags() { return flags_; } |
| 3707 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3708 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3709 | return Representation::None(); |
| 3710 | } |
| 3711 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3712 | DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3713 | |
| 3714 | private: |
| 3715 | Handle<String> pattern_; |
| 3716 | Handle<String> flags_; |
| 3717 | }; |
| 3718 | |
| 3719 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3720 | class HFunctionLiteral: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3721 | public: |
| 3722 | HFunctionLiteral(Handle<SharedFunctionInfo> shared, bool pretenure) |
| 3723 | : shared_info_(shared), pretenure_(pretenure) { |
| 3724 | set_representation(Representation::Tagged()); |
| 3725 | } |
| 3726 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3727 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3728 | return Representation::None(); |
| 3729 | } |
| 3730 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3731 | DECLARE_CONCRETE_INSTRUCTION(FunctionLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3732 | |
| 3733 | Handle<SharedFunctionInfo> shared_info() const { return shared_info_; } |
| 3734 | bool pretenure() const { return pretenure_; } |
| 3735 | |
| 3736 | private: |
| 3737 | Handle<SharedFunctionInfo> shared_info_; |
| 3738 | bool pretenure_; |
| 3739 | }; |
| 3740 | |
| 3741 | |
| 3742 | class HTypeof: public HUnaryOperation { |
| 3743 | public: |
| 3744 | explicit HTypeof(HValue* value) : HUnaryOperation(value) { |
| 3745 | set_representation(Representation::Tagged()); |
| 3746 | } |
| 3747 | |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 3748 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3749 | return Representation::Tagged(); |
| 3750 | } |
| 3751 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3752 | DECLARE_CONCRETE_INSTRUCTION(Typeof) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3753 | }; |
| 3754 | |
| 3755 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3756 | class HToFastProperties: public HUnaryOperation { |
| 3757 | public: |
| 3758 | explicit HToFastProperties(HValue* value) : HUnaryOperation(value) { |
| 3759 | // This instruction is not marked as having side effects, but |
| 3760 | // changes the map of the input operand. Use it only when creating |
| 3761 | // object literals. |
| 3762 | ASSERT(value->IsObjectLiteral()); |
| 3763 | set_representation(Representation::Tagged()); |
| 3764 | } |
| 3765 | |
| 3766 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3767 | return Representation::Tagged(); |
| 3768 | } |
| 3769 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3770 | DECLARE_CONCRETE_INSTRUCTION(ToFastProperties) |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3771 | }; |
| 3772 | |
| 3773 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3774 | class HValueOf: public HUnaryOperation { |
| 3775 | public: |
| 3776 | explicit HValueOf(HValue* value) : HUnaryOperation(value) { |
| 3777 | set_representation(Representation::Tagged()); |
| 3778 | } |
| 3779 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3780 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3781 | return Representation::Tagged(); |
| 3782 | } |
| 3783 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3784 | DECLARE_CONCRETE_INSTRUCTION(ValueOf) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3785 | }; |
| 3786 | |
| 3787 | |
| 3788 | class HDeleteProperty: public HBinaryOperation { |
| 3789 | public: |
| 3790 | HDeleteProperty(HValue* obj, HValue* key) |
| 3791 | : HBinaryOperation(obj, key) { |
| 3792 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3793 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3794 | } |
| 3795 | |
| 3796 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3797 | return Representation::Tagged(); |
| 3798 | } |
| 3799 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3800 | DECLARE_CONCRETE_INSTRUCTION(DeleteProperty) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3801 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3802 | HValue* object() { return left(); } |
| 3803 | HValue* key() { return right(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3804 | }; |
| 3805 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 3806 | |
| 3807 | class HIn: public HTemplateInstruction<2> { |
| 3808 | public: |
| 3809 | HIn(HValue* key, HValue* object) { |
| 3810 | SetOperandAt(0, key); |
| 3811 | SetOperandAt(1, object); |
| 3812 | set_representation(Representation::Tagged()); |
| 3813 | SetAllSideEffects(); |
| 3814 | } |
| 3815 | |
| 3816 | HValue* key() { return OperandAt(0); } |
| 3817 | HValue* object() { return OperandAt(1); } |
| 3818 | |
| 3819 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3820 | return Representation::Tagged(); |
| 3821 | } |
| 3822 | |
| 3823 | virtual HType CalculateInferredType() { |
| 3824 | return HType::Boolean(); |
| 3825 | } |
| 3826 | |
| 3827 | virtual void PrintDataTo(StringStream* stream); |
| 3828 | |
| 3829 | DECLARE_CONCRETE_INSTRUCTION(In) |
| 3830 | }; |
| 3831 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3832 | #undef DECLARE_INSTRUCTION |
| 3833 | #undef DECLARE_CONCRETE_INSTRUCTION |
| 3834 | |
| 3835 | } } // namespace v8::internal |
| 3836 | |
| 3837 | #endif // V8_HYDROGEN_INSTRUCTIONS_H_ |