OLD | NEW |
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 #if V8_TARGET_ARCH_ARM | 5 #if V8_TARGET_ARCH_ARM |
6 | 6 |
7 #include "src/ast/scopes.h" | 7 #include "src/ast/scopes.h" |
8 #include "src/code-factory.h" | 8 #include "src/code-factory.h" |
9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
(...skipping 1028 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1039 __ b(ge, &done_convert); | 1039 __ b(ge, &done_convert); |
1040 __ bind(&convert); | 1040 __ bind(&convert); |
1041 ToObjectStub stub(isolate()); | 1041 ToObjectStub stub(isolate()); |
1042 __ CallStub(&stub); | 1042 __ CallStub(&stub); |
1043 __ bind(&done_convert); | 1043 __ bind(&done_convert); |
1044 PrepareForBailoutForId(stmt->ToObjectId(), TOS_REG); | 1044 PrepareForBailoutForId(stmt->ToObjectId(), TOS_REG); |
1045 __ push(r0); | 1045 __ push(r0); |
1046 | 1046 |
1047 // Check for proxies. | 1047 // Check for proxies. |
1048 Label call_runtime; | 1048 Label call_runtime; |
1049 STATIC_ASSERT(FIRST_JS_PROXY_TYPE == FIRST_JS_RECEIVER_TYPE); | 1049 __ CompareObjectType(r0, r1, r1, JS_PROXY_TYPE); |
1050 __ CompareObjectType(r0, r1, r1, LAST_JS_PROXY_TYPE); | 1050 __ b(eq, &call_runtime); |
1051 __ b(le, &call_runtime); | |
1052 | 1051 |
1053 // Check cache validity in generated code. This is a fast case for | 1052 // Check cache validity in generated code. This is a fast case for |
1054 // the JSObject::IsSimpleEnum cache validity checks. If we cannot | 1053 // the JSObject::IsSimpleEnum cache validity checks. If we cannot |
1055 // guarantee cache validity, call the runtime system to check cache | 1054 // guarantee cache validity, call the runtime system to check cache |
1056 // validity or get the property names in a fixed array. | 1055 // validity or get the property names in a fixed array. |
1057 __ CheckEnumCache(null_value, &call_runtime); | 1056 __ CheckEnumCache(null_value, &call_runtime); |
1058 | 1057 |
1059 // The enum cache is valid. Load the map of the object being | 1058 // The enum cache is valid. Load the map of the object being |
1060 // iterated over and use the cache for the iteration. | 1059 // iterated over and use the cache for the iteration. |
1061 Label use_cache; | 1060 Label use_cache; |
(...skipping 42 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1104 Label non_proxy; | 1103 Label non_proxy; |
1105 __ bind(&fixed_array); | 1104 __ bind(&fixed_array); |
1106 | 1105 |
1107 __ EmitLoadTypeFeedbackVector(r1); | 1106 __ EmitLoadTypeFeedbackVector(r1); |
1108 __ mov(r2, Operand(TypeFeedbackVector::MegamorphicSentinel(isolate()))); | 1107 __ mov(r2, Operand(TypeFeedbackVector::MegamorphicSentinel(isolate()))); |
1109 int vector_index = SmiFromSlot(slot)->value(); | 1108 int vector_index = SmiFromSlot(slot)->value(); |
1110 __ str(r2, FieldMemOperand(r1, FixedArray::OffsetOfElementAt(vector_index))); | 1109 __ str(r2, FieldMemOperand(r1, FixedArray::OffsetOfElementAt(vector_index))); |
1111 | 1110 |
1112 __ mov(r1, Operand(Smi::FromInt(1))); // Smi indicates slow check | 1111 __ mov(r1, Operand(Smi::FromInt(1))); // Smi indicates slow check |
1113 __ ldr(r2, MemOperand(sp, 0 * kPointerSize)); // Get enumerated object | 1112 __ ldr(r2, MemOperand(sp, 0 * kPointerSize)); // Get enumerated object |
1114 STATIC_ASSERT(FIRST_JS_PROXY_TYPE == FIRST_JS_RECEIVER_TYPE); | 1113 STATIC_ASSERT(JS_PROXY_TYPE == FIRST_JS_RECEIVER_TYPE); |
1115 __ CompareObjectType(r2, r3, r3, LAST_JS_PROXY_TYPE); | 1114 __ CompareObjectType(r2, r3, r3, JS_PROXY_TYPE); |
1116 __ b(gt, &non_proxy); | 1115 __ b(gt, &non_proxy); |
1117 __ mov(r1, Operand(Smi::FromInt(0))); // Zero indicates proxy | 1116 __ mov(r1, Operand(Smi::FromInt(0))); // Zero indicates proxy |
1118 __ bind(&non_proxy); | 1117 __ bind(&non_proxy); |
1119 __ Push(r1, r0); // Smi and array | 1118 __ Push(r1, r0); // Smi and array |
1120 __ ldr(r1, FieldMemOperand(r0, FixedArray::kLengthOffset)); | 1119 __ ldr(r1, FieldMemOperand(r0, FixedArray::kLengthOffset)); |
1121 __ mov(r0, Operand(Smi::FromInt(0))); | 1120 __ mov(r0, Operand(Smi::FromInt(0))); |
1122 __ Push(r1, r0); // Fixed array length (as smi) and initial index. | 1121 __ Push(r1, r0); // Fixed array length (as smi) and initial index. |
1123 | 1122 |
1124 // Generate code for doing the condition check. | 1123 // Generate code for doing the condition check. |
1125 __ bind(&loop); | 1124 __ bind(&loop); |
(...skipping 2123 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
3249 VisitForAccumulatorValue(args->at(0)); | 3248 VisitForAccumulatorValue(args->at(0)); |
3250 | 3249 |
3251 Label materialize_true, materialize_false; | 3250 Label materialize_true, materialize_false; |
3252 Label* if_true = NULL; | 3251 Label* if_true = NULL; |
3253 Label* if_false = NULL; | 3252 Label* if_false = NULL; |
3254 Label* fall_through = NULL; | 3253 Label* fall_through = NULL; |
3255 context()->PrepareTest(&materialize_true, &materialize_false, &if_true, | 3254 context()->PrepareTest(&materialize_true, &materialize_false, &if_true, |
3256 &if_false, &fall_through); | 3255 &if_false, &fall_through); |
3257 | 3256 |
3258 __ JumpIfSmi(r0, if_false); | 3257 __ JumpIfSmi(r0, if_false); |
3259 Register map = r1; | 3258 __ CompareObjectType(r0, r1, r1, JS_PROXY_TYPE); |
3260 Register type_reg = r2; | |
3261 __ ldr(map, FieldMemOperand(r0, HeapObject::kMapOffset)); | |
3262 __ ldrb(type_reg, FieldMemOperand(map, Map::kInstanceTypeOffset)); | |
3263 __ sub(type_reg, type_reg, Operand(FIRST_JS_PROXY_TYPE)); | |
3264 __ cmp(type_reg, Operand(LAST_JS_PROXY_TYPE - FIRST_JS_PROXY_TYPE)); | |
3265 PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); | 3259 PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); |
3266 Split(ls, if_true, if_false, fall_through); | 3260 Split(eq, if_true, if_false, fall_through); |
3267 | 3261 |
3268 context()->Plug(if_true, if_false); | 3262 context()->Plug(if_true, if_false); |
3269 } | 3263 } |
3270 | 3264 |
3271 | 3265 |
3272 void FullCodeGenerator::EmitObjectEquals(CallRuntime* expr) { | 3266 void FullCodeGenerator::EmitObjectEquals(CallRuntime* expr) { |
3273 ZoneList<Expression*>* args = expr->arguments(); | 3267 ZoneList<Expression*>* args = expr->arguments(); |
3274 DCHECK(args->length() == 2); | 3268 DCHECK(args->length() == 2); |
3275 | 3269 |
3276 // Load the two objects into registers and perform the comparison. | 3270 // Load the two objects into registers and perform the comparison. |
(...skipping 1690 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
4967 DCHECK(interrupt_address == | 4961 DCHECK(interrupt_address == |
4968 isolate->builtins()->OsrAfterStackCheck()->entry()); | 4962 isolate->builtins()->OsrAfterStackCheck()->entry()); |
4969 return OSR_AFTER_STACK_CHECK; | 4963 return OSR_AFTER_STACK_CHECK; |
4970 } | 4964 } |
4971 | 4965 |
4972 | 4966 |
4973 } // namespace internal | 4967 } // namespace internal |
4974 } // namespace v8 | 4968 } // namespace v8 |
4975 | 4969 |
4976 #endif // V8_TARGET_ARCH_ARM | 4970 #endif // V8_TARGET_ARCH_ARM |
OLD | NEW |