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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include <sstream> | 5 #include <sstream> |
6 | 6 |
7 #include "src/v8.h" | 7 #include "src/v8.h" |
8 | 8 |
9 #if V8_TARGET_ARCH_MIPS64 | 9 #if V8_TARGET_ARCH_MIPS64 |
10 | 10 |
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2183 return DefineAsRegister(new(zone()) LLoadRoot); | 2183 return DefineAsRegister(new(zone()) LLoadRoot); |
2184 } | 2184 } |
2185 | 2185 |
2186 | 2186 |
2187 LInstruction* LChunkBuilder::DoLoadKeyed(HLoadKeyed* instr) { | 2187 LInstruction* LChunkBuilder::DoLoadKeyed(HLoadKeyed* instr) { |
2188 DCHECK(instr->key()->representation().IsSmiOrInteger32()); | 2188 DCHECK(instr->key()->representation().IsSmiOrInteger32()); |
2189 ElementsKind elements_kind = instr->elements_kind(); | 2189 ElementsKind elements_kind = instr->elements_kind(); |
2190 LOperand* key = UseRegisterOrConstantAtStart(instr->key()); | 2190 LOperand* key = UseRegisterOrConstantAtStart(instr->key()); |
2191 LInstruction* result = NULL; | 2191 LInstruction* result = NULL; |
2192 | 2192 |
2193 if (!instr->is_typed_elements()) { | 2193 if (!instr->is_fixed_typed_array()) { |
2194 LOperand* obj = NULL; | 2194 LOperand* obj = NULL; |
2195 if (instr->representation().IsDouble()) { | 2195 if (instr->representation().IsDouble()) { |
2196 obj = UseRegister(instr->elements()); | 2196 obj = UseRegister(instr->elements()); |
2197 } else { | 2197 } else { |
2198 DCHECK(instr->representation().IsSmiOrTagged() || | 2198 DCHECK(instr->representation().IsSmiOrTagged() || |
2199 instr->representation().IsInteger32()); | 2199 instr->representation().IsInteger32()); |
2200 obj = UseRegisterAtStart(instr->elements()); | 2200 obj = UseRegisterAtStart(instr->elements()); |
2201 } | 2201 } |
2202 result = DefineAsRegister(new(zone()) LLoadKeyed(obj, key)); | 2202 result = DefineAsRegister(new(zone()) LLoadKeyed(obj, key)); |
2203 } else { | 2203 } else { |
2204 DCHECK( | 2204 DCHECK( |
2205 (instr->representation().IsInteger32() && | 2205 (instr->representation().IsInteger32() && |
2206 !IsDoubleOrFloatElementsKind(elements_kind)) || | 2206 !IsDoubleOrFloatElementsKind(elements_kind)) || |
2207 (instr->representation().IsDouble() && | 2207 (instr->representation().IsDouble() && |
2208 IsDoubleOrFloatElementsKind(elements_kind))); | 2208 IsDoubleOrFloatElementsKind(elements_kind))); |
2209 LOperand* backing_store = UseRegister(instr->elements()); | 2209 LOperand* backing_store = UseRegister(instr->elements()); |
2210 result = DefineAsRegister(new(zone()) LLoadKeyed(backing_store, key)); | 2210 result = DefineAsRegister(new(zone()) LLoadKeyed(backing_store, key)); |
2211 } | 2211 } |
2212 | 2212 |
2213 bool needs_environment; | 2213 bool needs_environment; |
2214 if (instr->is_external() || instr->is_fixed_typed_array()) { | 2214 if (instr->is_fixed_typed_array()) { |
2215 // see LCodeGen::DoLoadKeyedExternalArray | 2215 // see LCodeGen::DoLoadKeyedExternalArray |
2216 needs_environment = (elements_kind == EXTERNAL_UINT32_ELEMENTS || | 2216 needs_environment = elements_kind == UINT32_ELEMENTS && |
2217 elements_kind == UINT32_ELEMENTS) && | |
2218 !instr->CheckFlag(HInstruction::kUint32); | 2217 !instr->CheckFlag(HInstruction::kUint32); |
2219 } else { | 2218 } else { |
2220 // see LCodeGen::DoLoadKeyedFixedDoubleArray and | 2219 // see LCodeGen::DoLoadKeyedFixedDoubleArray and |
2221 // LCodeGen::DoLoadKeyedFixedArray | 2220 // LCodeGen::DoLoadKeyedFixedArray |
2222 needs_environment = | 2221 needs_environment = |
2223 instr->RequiresHoleCheck() || | 2222 instr->RequiresHoleCheck() || |
2224 (instr->hole_mode() == CONVERT_HOLE_TO_UNDEFINED && info()->IsStub()); | 2223 (instr->hole_mode() == CONVERT_HOLE_TO_UNDEFINED && info()->IsStub()); |
2225 } | 2224 } |
2226 | 2225 |
2227 if (needs_environment) { | 2226 if (needs_environment) { |
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2242 } | 2241 } |
2243 | 2242 |
2244 LInstruction* result = | 2243 LInstruction* result = |
2245 DefineFixed(new(zone()) LLoadKeyedGeneric(context, object, key, vector), | 2244 DefineFixed(new(zone()) LLoadKeyedGeneric(context, object, key, vector), |
2246 v0); | 2245 v0); |
2247 return MarkAsCall(result, instr); | 2246 return MarkAsCall(result, instr); |
2248 } | 2247 } |
2249 | 2248 |
2250 | 2249 |
2251 LInstruction* LChunkBuilder::DoStoreKeyed(HStoreKeyed* instr) { | 2250 LInstruction* LChunkBuilder::DoStoreKeyed(HStoreKeyed* instr) { |
2252 if (!instr->is_typed_elements()) { | 2251 if (!instr->is_fixed_typed_array()) { |
2253 DCHECK(instr->elements()->representation().IsTagged()); | 2252 DCHECK(instr->elements()->representation().IsTagged()); |
2254 bool needs_write_barrier = instr->NeedsWriteBarrier(); | 2253 bool needs_write_barrier = instr->NeedsWriteBarrier(); |
2255 LOperand* object = NULL; | 2254 LOperand* object = NULL; |
2256 LOperand* val = NULL; | 2255 LOperand* val = NULL; |
2257 LOperand* key = NULL; | 2256 LOperand* key = NULL; |
2258 | 2257 |
2259 if (instr->value()->representation().IsDouble()) { | 2258 if (instr->value()->representation().IsDouble()) { |
2260 object = UseRegisterAtStart(instr->elements()); | 2259 object = UseRegisterAtStart(instr->elements()); |
2261 key = UseRegisterOrConstantAtStart(instr->key()); | 2260 key = UseRegisterOrConstantAtStart(instr->key()); |
2262 val = UseRegister(instr->value()); | 2261 val = UseRegister(instr->value()); |
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2677 LAllocateBlockContext* result = | 2676 LAllocateBlockContext* result = |
2678 new(zone()) LAllocateBlockContext(context, function); | 2677 new(zone()) LAllocateBlockContext(context, function); |
2679 return MarkAsCall(DefineFixed(result, cp), instr); | 2678 return MarkAsCall(DefineFixed(result, cp), instr); |
2680 } | 2679 } |
2681 | 2680 |
2682 | 2681 |
2683 } // namespace internal | 2682 } // namespace internal |
2684 } // namespace v8 | 2683 } // namespace v8 |
2685 | 2684 |
2686 #endif // V8_TARGET_ARCH_MIPS64 | 2685 #endif // V8_TARGET_ARCH_MIPS64 |
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