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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 "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_ARM | 7 #if V8_TARGET_ARCH_ARM |
8 | 8 |
9 #include "src/code-factory.h" | 9 #include "src/code-factory.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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3419 | 3419 |
3420 __ JumpIfSmi(r0, if_false); | 3420 __ JumpIfSmi(r0, if_false); |
3421 __ CompareObjectType(r0, r1, r1, FIRST_SPEC_OBJECT_TYPE); | 3421 __ CompareObjectType(r0, r1, r1, FIRST_SPEC_OBJECT_TYPE); |
3422 PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); | 3422 PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); |
3423 Split(ge, if_true, if_false, fall_through); | 3423 Split(ge, if_true, if_false, fall_through); |
3424 | 3424 |
3425 context()->Plug(if_true, if_false); | 3425 context()->Plug(if_true, if_false); |
3426 } | 3426 } |
3427 | 3427 |
3428 | 3428 |
| 3429 void FullCodeGenerator::EmitIsSimdObject(CallRuntime* expr) { |
| 3430 ZoneList<Expression*>* args = expr->arguments(); |
| 3431 DCHECK(args->length() == 1); |
| 3432 |
| 3433 VisitForAccumulatorValue(args->at(0)); |
| 3434 |
| 3435 Label materialize_true, materialize_false; |
| 3436 Label* if_true = NULL; |
| 3437 Label* if_false = NULL; |
| 3438 Label* fall_through = NULL; |
| 3439 context()->PrepareTest(&materialize_true, &materialize_false, &if_true, |
| 3440 &if_false, &fall_through); |
| 3441 |
| 3442 __ JumpIfSmi(r0, if_false); |
| 3443 Register map = r1; |
| 3444 Register type_reg = r2; |
| 3445 __ ldr(map, FieldMemOperand(r0, HeapObject::kMapOffset)); |
| 3446 __ ldrb(type_reg, FieldMemOperand(map, Map::kInstanceTypeOffset)); |
| 3447 __ sub(type_reg, type_reg, Operand(FIRST_SIMD_VALUE_TYPE)); |
| 3448 __ cmp(type_reg, Operand(LAST_SIMD_VALUE_TYPE - FIRST_SIMD_VALUE_TYPE)); |
| 3449 PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); |
| 3450 Split(ls, if_true, if_false, fall_through); |
| 3451 |
| 3452 context()->Plug(if_true, if_false); |
| 3453 } |
| 3454 |
| 3455 |
3429 void FullCodeGenerator::EmitIsUndetectableObject(CallRuntime* expr) { | 3456 void FullCodeGenerator::EmitIsUndetectableObject(CallRuntime* expr) { |
3430 ZoneList<Expression*>* args = expr->arguments(); | 3457 ZoneList<Expression*>* args = expr->arguments(); |
3431 DCHECK(args->length() == 1); | 3458 DCHECK(args->length() == 1); |
3432 | 3459 |
3433 VisitForAccumulatorValue(args->at(0)); | 3460 VisitForAccumulatorValue(args->at(0)); |
3434 | 3461 |
3435 Label materialize_true, materialize_false; | 3462 Label materialize_true, materialize_false; |
3436 Label* if_true = NULL; | 3463 Label* if_true = NULL; |
3437 Label* if_false = NULL; | 3464 Label* if_false = NULL; |
3438 Label* fall_through = NULL; | 3465 Label* fall_through = NULL; |
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5051 __ tst(r1, Operand(1 << Map::kIsUndetectable)); | 5078 __ tst(r1, Operand(1 << Map::kIsUndetectable)); |
5052 Split(eq, if_true, if_false, fall_through); | 5079 Split(eq, if_true, if_false, fall_through); |
5053 } else if (String::Equals(check, factory->symbol_string())) { | 5080 } else if (String::Equals(check, factory->symbol_string())) { |
5054 __ JumpIfSmi(r0, if_false); | 5081 __ JumpIfSmi(r0, if_false); |
5055 __ CompareObjectType(r0, r0, r1, SYMBOL_TYPE); | 5082 __ CompareObjectType(r0, r0, r1, SYMBOL_TYPE); |
5056 Split(eq, if_true, if_false, fall_through); | 5083 Split(eq, if_true, if_false, fall_through); |
5057 } else if (String::Equals(check, factory->float32x4_string())) { | 5084 } else if (String::Equals(check, factory->float32x4_string())) { |
5058 __ JumpIfSmi(r0, if_false); | 5085 __ JumpIfSmi(r0, if_false); |
5059 __ CompareObjectType(r0, r0, r1, FLOAT32X4_TYPE); | 5086 __ CompareObjectType(r0, r0, r1, FLOAT32X4_TYPE); |
5060 Split(eq, if_true, if_false, fall_through); | 5087 Split(eq, if_true, if_false, fall_through); |
| 5088 } else if (String::Equals(check, factory->int32x4_string())) { |
| 5089 __ JumpIfSmi(r0, if_false); |
| 5090 __ CompareObjectType(r0, r0, r1, INT32X4_TYPE); |
| 5091 Split(eq, if_true, if_false, fall_through); |
| 5092 } else if (String::Equals(check, factory->bool32x4_string())) { |
| 5093 __ JumpIfSmi(r0, if_false); |
| 5094 __ CompareObjectType(r0, r0, r1, BOOL32X4_TYPE); |
| 5095 Split(eq, if_true, if_false, fall_through); |
| 5096 } else if (String::Equals(check, factory->int16x8_string())) { |
| 5097 __ JumpIfSmi(r0, if_false); |
| 5098 __ CompareObjectType(r0, r0, r1, INT16X8_TYPE); |
| 5099 Split(eq, if_true, if_false, fall_through); |
| 5100 } else if (String::Equals(check, factory->bool16x8_string())) { |
| 5101 __ JumpIfSmi(r0, if_false); |
| 5102 __ CompareObjectType(r0, r0, r1, BOOL16X8_TYPE); |
| 5103 Split(eq, if_true, if_false, fall_through); |
| 5104 } else if (String::Equals(check, factory->int8x16_string())) { |
| 5105 __ JumpIfSmi(r0, if_false); |
| 5106 __ CompareObjectType(r0, r0, r1, INT8X16_TYPE); |
| 5107 Split(eq, if_true, if_false, fall_through); |
| 5108 } else if (String::Equals(check, factory->bool8x16_string())) { |
| 5109 __ JumpIfSmi(r0, if_false); |
| 5110 __ CompareObjectType(r0, r0, r1, BOOL8X16_TYPE); |
| 5111 Split(eq, if_true, if_false, fall_through); |
5061 } else if (String::Equals(check, factory->boolean_string())) { | 5112 } else if (String::Equals(check, factory->boolean_string())) { |
5062 __ CompareRoot(r0, Heap::kTrueValueRootIndex); | 5113 __ CompareRoot(r0, Heap::kTrueValueRootIndex); |
5063 __ b(eq, if_true); | 5114 __ b(eq, if_true); |
5064 __ CompareRoot(r0, Heap::kFalseValueRootIndex); | 5115 __ CompareRoot(r0, Heap::kFalseValueRootIndex); |
5065 Split(eq, if_true, if_false, fall_through); | 5116 Split(eq, if_true, if_false, fall_through); |
5066 } else if (String::Equals(check, factory->undefined_string())) { | 5117 } else if (String::Equals(check, factory->undefined_string())) { |
5067 __ CompareRoot(r0, Heap::kUndefinedValueRootIndex); | 5118 __ CompareRoot(r0, Heap::kUndefinedValueRootIndex); |
5068 __ b(eq, if_true); | 5119 __ b(eq, if_true); |
5069 __ JumpIfSmi(r0, if_false); | 5120 __ JumpIfSmi(r0, if_false); |
5070 // Check for undetectable objects => true. | 5121 // Check for undetectable objects => true. |
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5450 DCHECK(interrupt_address == | 5501 DCHECK(interrupt_address == |
5451 isolate->builtins()->OsrAfterStackCheck()->entry()); | 5502 isolate->builtins()->OsrAfterStackCheck()->entry()); |
5452 return OSR_AFTER_STACK_CHECK; | 5503 return OSR_AFTER_STACK_CHECK; |
5453 } | 5504 } |
5454 | 5505 |
5455 | 5506 |
5456 } // namespace internal | 5507 } // namespace internal |
5457 } // namespace v8 | 5508 } // namespace v8 |
5458 | 5509 |
5459 #endif // V8_TARGET_ARCH_ARM | 5510 #endif // V8_TARGET_ARCH_ARM |
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