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| 1 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file | 
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a | 
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. | 
| 4 | 4 | 
| 5 #include "vm/globals.h"  // Needed here to get TARGET_ARCH_IA32. | 5 #include "vm/globals.h"  // Needed here to get TARGET_ARCH_IA32. | 
| 6 #if defined(TARGET_ARCH_IA32) | 6 #if defined(TARGET_ARCH_IA32) | 
| 7 | 7 | 
| 8 #include "vm/intermediate_language.h" | 8 #include "vm/intermediate_language.h" | 
| 9 | 9 | 
| 10 #include "vm/dart_entry.h" | 10 #include "vm/dart_entry.h" | 
| (...skipping 5126 matching lines...) Expand 10 before | Expand all | Expand 10 after  Loading... | 
| 5137   __ j(PARITY_ODD, &try_sqrt, Assembler::kNearJump); | 5137   __ j(PARITY_ODD, &try_sqrt, Assembler::kNearJump); | 
| 5138   // Return NaN. | 5138   // Return NaN. | 
| 5139   __ Bind(&return_nan); | 5139   __ Bind(&return_nan); | 
| 5140   __ LoadObject(temp, Double::ZoneHandle(Double::NewCanonical(NAN))); | 5140   __ LoadObject(temp, Double::ZoneHandle(Double::NewCanonical(NAN))); | 
| 5141   __ movsd(result, FieldAddress(temp, Double::value_offset())); | 5141   __ movsd(result, FieldAddress(temp, Double::value_offset())); | 
| 5142   __ jmp(&skip_call); | 5142   __ jmp(&skip_call); | 
| 5143 | 5143 | 
| 5144   Label do_pow, return_zero; | 5144   Label do_pow, return_zero; | 
| 5145   __ Bind(&try_sqrt); | 5145   __ Bind(&try_sqrt); | 
| 5146   // Before calling pow, check if we could use sqrt instead of pow. | 5146   // Before calling pow, check if we could use sqrt instead of pow. | 
| 5147   __ LoadObject(temp, Double::ZoneHandle(Double::NewCanonical(-INFINITY))); | 5147   __ LoadObject(temp, Double::ZoneHandle(Double::NewCanonical(kNegInfinity))); | 
| 5148   __ movsd(result, FieldAddress(temp, Double::value_offset())); | 5148   __ movsd(result, FieldAddress(temp, Double::value_offset())); | 
| 5149   // base == -Infinity -> call pow; | 5149   // base == -Infinity -> call pow; | 
| 5150   __ comisd(base, result); | 5150   __ comisd(base, result); | 
| 5151   __ j(EQUAL, &do_pow, Assembler::kNearJump); | 5151   __ j(EQUAL, &do_pow, Assembler::kNearJump); | 
| 5152 | 5152 | 
| 5153   // exponent == 0.5 ? | 5153   // exponent == 0.5 ? | 
| 5154   __ LoadObject(temp, Double::ZoneHandle(Double::NewCanonical(0.5))); | 5154   __ LoadObject(temp, Double::ZoneHandle(Double::NewCanonical(0.5))); | 
| 5155   __ movsd(result, FieldAddress(temp, Double::value_offset())); | 5155   __ movsd(result, FieldAddress(temp, Double::value_offset())); | 
| 5156   __ comisd(exp, result); | 5156   __ comisd(exp, result); | 
| 5157   __ j(NOT_EQUAL, &do_pow, Assembler::kNearJump); | 5157   __ j(NOT_EQUAL, &do_pow, Assembler::kNearJump); | 
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| 6780   __ movl(EDX, Immediate(kInvalidObjectPointer)); | 6780   __ movl(EDX, Immediate(kInvalidObjectPointer)); | 
| 6781   __ movl(EDX, Immediate(kInvalidObjectPointer)); | 6781   __ movl(EDX, Immediate(kInvalidObjectPointer)); | 
| 6782 #endif | 6782 #endif | 
| 6783 } | 6783 } | 
| 6784 | 6784 | 
| 6785 }  // namespace dart | 6785 }  // namespace dart | 
| 6786 | 6786 | 
| 6787 #undef __ | 6787 #undef __ | 
| 6788 | 6788 | 
| 6789 #endif  // defined TARGET_ARCH_IA32 | 6789 #endif  // defined TARGET_ARCH_IA32 | 
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