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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_IA32 | 7 #if V8_TARGET_ARCH_IA32 |
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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3310 | 3310 |
3311 __ JumpIfSmi(eax, if_false); | 3311 __ JumpIfSmi(eax, if_false); |
3312 __ CmpObjectType(eax, FIRST_SPEC_OBJECT_TYPE, ebx); | 3312 __ CmpObjectType(eax, FIRST_SPEC_OBJECT_TYPE, ebx); |
3313 PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); | 3313 PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); |
3314 Split(above_equal, if_true, if_false, fall_through); | 3314 Split(above_equal, if_true, if_false, fall_through); |
3315 | 3315 |
3316 context()->Plug(if_true, if_false); | 3316 context()->Plug(if_true, if_false); |
3317 } | 3317 } |
3318 | 3318 |
3319 | 3319 |
| 3320 void FullCodeGenerator::EmitIsSimdObject(CallRuntime* expr) { |
| 3321 ZoneList<Expression*>* args = expr->arguments(); |
| 3322 DCHECK(args->length() == 1); |
| 3323 |
| 3324 VisitForAccumulatorValue(args->at(0)); |
| 3325 |
| 3326 Label materialize_true, materialize_false; |
| 3327 Label* if_true = NULL; |
| 3328 Label* if_false = NULL; |
| 3329 Label* fall_through = NULL; |
| 3330 context()->PrepareTest(&materialize_true, &materialize_false, &if_true, |
| 3331 &if_false, &fall_through); |
| 3332 |
| 3333 __ JumpIfSmi(eax, if_false); |
| 3334 Register map = ebx; |
| 3335 __ mov(map, FieldOperand(eax, HeapObject::kMapOffset)); |
| 3336 __ CmpInstanceType(map, FIRST_SIMD_VALUE_TYPE); |
| 3337 __ j(less, if_false); |
| 3338 __ CmpInstanceType(map, LAST_SIMD_VALUE_TYPE); |
| 3339 PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); |
| 3340 Split(less_equal, if_true, if_false, fall_through); |
| 3341 |
| 3342 context()->Plug(if_true, if_false); |
| 3343 } |
| 3344 |
| 3345 |
3320 void FullCodeGenerator::EmitIsUndetectableObject(CallRuntime* expr) { | 3346 void FullCodeGenerator::EmitIsUndetectableObject(CallRuntime* expr) { |
3321 ZoneList<Expression*>* args = expr->arguments(); | 3347 ZoneList<Expression*>* args = expr->arguments(); |
3322 DCHECK(args->length() == 1); | 3348 DCHECK(args->length() == 1); |
3323 | 3349 |
3324 VisitForAccumulatorValue(args->at(0)); | 3350 VisitForAccumulatorValue(args->at(0)); |
3325 | 3351 |
3326 Label materialize_true, materialize_false; | 3352 Label materialize_true, materialize_false; |
3327 Label* if_true = NULL; | 3353 Label* if_true = NULL; |
3328 Label* if_false = NULL; | 3354 Label* if_false = NULL; |
3329 Label* fall_through = NULL; | 3355 Label* fall_through = NULL; |
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4990 1 << Map::kIsUndetectable); | 5016 1 << Map::kIsUndetectable); |
4991 Split(zero, if_true, if_false, fall_through); | 5017 Split(zero, if_true, if_false, fall_through); |
4992 } else if (String::Equals(check, factory->symbol_string())) { | 5018 } else if (String::Equals(check, factory->symbol_string())) { |
4993 __ JumpIfSmi(eax, if_false); | 5019 __ JumpIfSmi(eax, if_false); |
4994 __ CmpObjectType(eax, SYMBOL_TYPE, edx); | 5020 __ CmpObjectType(eax, SYMBOL_TYPE, edx); |
4995 Split(equal, if_true, if_false, fall_through); | 5021 Split(equal, if_true, if_false, fall_through); |
4996 } else if (String::Equals(check, factory->float32x4_string())) { | 5022 } else if (String::Equals(check, factory->float32x4_string())) { |
4997 __ JumpIfSmi(eax, if_false); | 5023 __ JumpIfSmi(eax, if_false); |
4998 __ CmpObjectType(eax, FLOAT32X4_TYPE, edx); | 5024 __ CmpObjectType(eax, FLOAT32X4_TYPE, edx); |
4999 Split(equal, if_true, if_false, fall_through); | 5025 Split(equal, if_true, if_false, fall_through); |
| 5026 } else if (String::Equals(check, factory->int32x4_string())) { |
| 5027 __ JumpIfSmi(eax, if_false); |
| 5028 __ CmpObjectType(eax, INT32X4_TYPE, edx); |
| 5029 Split(equal, if_true, if_false, fall_through); |
| 5030 } else if (String::Equals(check, factory->bool32x4_string())) { |
| 5031 __ JumpIfSmi(eax, if_false); |
| 5032 __ CmpObjectType(eax, BOOL32X4_TYPE, edx); |
| 5033 Split(equal, if_true, if_false, fall_through); |
| 5034 } else if (String::Equals(check, factory->int16x8_string())) { |
| 5035 __ JumpIfSmi(eax, if_false); |
| 5036 __ CmpObjectType(eax, INT16X8_TYPE, edx); |
| 5037 Split(equal, if_true, if_false, fall_through); |
| 5038 } else if (String::Equals(check, factory->bool16x8_string())) { |
| 5039 __ JumpIfSmi(eax, if_false); |
| 5040 __ CmpObjectType(eax, BOOL16X8_TYPE, edx); |
| 5041 Split(equal, if_true, if_false, fall_through); |
| 5042 } else if (String::Equals(check, factory->int8x16_string())) { |
| 5043 __ JumpIfSmi(eax, if_false); |
| 5044 __ CmpObjectType(eax, INT8X16_TYPE, edx); |
| 5045 Split(equal, if_true, if_false, fall_through); |
| 5046 } else if (String::Equals(check, factory->bool8x16_string())) { |
| 5047 __ JumpIfSmi(eax, if_false); |
| 5048 __ CmpObjectType(eax, BOOL8X16_TYPE, edx); |
| 5049 Split(equal, if_true, if_false, fall_through); |
5000 } else if (String::Equals(check, factory->boolean_string())) { | 5050 } else if (String::Equals(check, factory->boolean_string())) { |
5001 __ cmp(eax, isolate()->factory()->true_value()); | 5051 __ cmp(eax, isolate()->factory()->true_value()); |
5002 __ j(equal, if_true); | 5052 __ j(equal, if_true); |
5003 __ cmp(eax, isolate()->factory()->false_value()); | 5053 __ cmp(eax, isolate()->factory()->false_value()); |
5004 Split(equal, if_true, if_false, fall_through); | 5054 Split(equal, if_true, if_false, fall_through); |
5005 } else if (String::Equals(check, factory->undefined_string())) { | 5055 } else if (String::Equals(check, factory->undefined_string())) { |
5006 __ cmp(eax, isolate()->factory()->undefined_value()); | 5056 __ cmp(eax, isolate()->factory()->undefined_value()); |
5007 __ j(equal, if_true); | 5057 __ j(equal, if_true); |
5008 __ JumpIfSmi(eax, if_false); | 5058 __ JumpIfSmi(eax, if_false); |
5009 // Check for undetectable objects => true. | 5059 // Check for undetectable objects => true. |
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5325 Assembler::target_address_at(call_target_address, | 5375 Assembler::target_address_at(call_target_address, |
5326 unoptimized_code)); | 5376 unoptimized_code)); |
5327 return OSR_AFTER_STACK_CHECK; | 5377 return OSR_AFTER_STACK_CHECK; |
5328 } | 5378 } |
5329 | 5379 |
5330 | 5380 |
5331 } // namespace internal | 5381 } // namespace internal |
5332 } // namespace v8 | 5382 } // namespace v8 |
5333 | 5383 |
5334 #endif // V8_TARGET_ARCH_IA32 | 5384 #endif // V8_TARGET_ARCH_IA32 |
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