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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_X87 | 7 #if V8_TARGET_ARCH_X87 |
8 | 8 |
9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
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3350 | 3350 |
3351 | 3351 |
3352 void FullCodeGenerator::EmitOneByteSeqStringSetChar(CallRuntime* expr) { | 3352 void FullCodeGenerator::EmitOneByteSeqStringSetChar(CallRuntime* expr) { |
3353 ZoneList<Expression*>* args = expr->arguments(); | 3353 ZoneList<Expression*>* args = expr->arguments(); |
3354 DCHECK_EQ(3, args->length()); | 3354 DCHECK_EQ(3, args->length()); |
3355 | 3355 |
3356 Register string = eax; | 3356 Register string = eax; |
3357 Register index = ebx; | 3357 Register index = ebx; |
3358 Register value = ecx; | 3358 Register value = ecx; |
3359 | 3359 |
3360 VisitForStackValue(args->at(1)); // index | 3360 VisitForStackValue(args->at(0)); // index |
3361 VisitForStackValue(args->at(2)); // value | 3361 VisitForStackValue(args->at(1)); // value |
3362 VisitForAccumulatorValue(args->at(0)); // string | 3362 VisitForAccumulatorValue(args->at(2)); // string |
3363 | 3363 |
3364 __ pop(value); | 3364 __ pop(value); |
3365 __ pop(index); | 3365 __ pop(index); |
3366 | 3366 |
3367 if (FLAG_debug_code) { | 3367 if (FLAG_debug_code) { |
3368 __ test(value, Immediate(kSmiTagMask)); | 3368 __ test(value, Immediate(kSmiTagMask)); |
3369 __ Check(zero, kNonSmiValue); | 3369 __ Check(zero, kNonSmiValue); |
3370 __ test(index, Immediate(kSmiTagMask)); | 3370 __ test(index, Immediate(kSmiTagMask)); |
3371 __ Check(zero, kNonSmiValue); | 3371 __ Check(zero, kNonSmiValue); |
3372 } | 3372 } |
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3386 | 3386 |
3387 | 3387 |
3388 void FullCodeGenerator::EmitTwoByteSeqStringSetChar(CallRuntime* expr) { | 3388 void FullCodeGenerator::EmitTwoByteSeqStringSetChar(CallRuntime* expr) { |
3389 ZoneList<Expression*>* args = expr->arguments(); | 3389 ZoneList<Expression*>* args = expr->arguments(); |
3390 DCHECK_EQ(3, args->length()); | 3390 DCHECK_EQ(3, args->length()); |
3391 | 3391 |
3392 Register string = eax; | 3392 Register string = eax; |
3393 Register index = ebx; | 3393 Register index = ebx; |
3394 Register value = ecx; | 3394 Register value = ecx; |
3395 | 3395 |
3396 VisitForStackValue(args->at(1)); // index | 3396 VisitForStackValue(args->at(0)); // index |
3397 VisitForStackValue(args->at(2)); // value | 3397 VisitForStackValue(args->at(1)); // value |
3398 VisitForAccumulatorValue(args->at(0)); // string | 3398 VisitForAccumulatorValue(args->at(2)); // string |
3399 __ pop(value); | 3399 __ pop(value); |
3400 __ pop(index); | 3400 __ pop(index); |
3401 | 3401 |
3402 if (FLAG_debug_code) { | 3402 if (FLAG_debug_code) { |
3403 __ test(value, Immediate(kSmiTagMask)); | 3403 __ test(value, Immediate(kSmiTagMask)); |
3404 __ Check(zero, kNonSmiValue); | 3404 __ Check(zero, kNonSmiValue); |
3405 __ test(index, Immediate(kSmiTagMask)); | 3405 __ test(index, Immediate(kSmiTagMask)); |
3406 __ Check(zero, kNonSmiValue); | 3406 __ Check(zero, kNonSmiValue); |
3407 __ SmiUntag(index); | 3407 __ SmiUntag(index); |
3408 static const uint32_t two_byte_seq_type = kSeqStringTag | kTwoByteStringTag; | 3408 static const uint32_t two_byte_seq_type = kSeqStringTag | kTwoByteStringTag; |
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4817 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), | 4817 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), |
4818 Assembler::target_address_at(call_target_address, | 4818 Assembler::target_address_at(call_target_address, |
4819 unoptimized_code)); | 4819 unoptimized_code)); |
4820 return OSR_AFTER_STACK_CHECK; | 4820 return OSR_AFTER_STACK_CHECK; |
4821 } | 4821 } |
4822 | 4822 |
4823 | 4823 |
4824 } } // namespace v8::internal | 4824 } } // namespace v8::internal |
4825 | 4825 |
4826 #endif // V8_TARGET_ARCH_X87 | 4826 #endif // V8_TARGET_ARCH_X87 |
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