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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 #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" |
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3423 | 3423 |
3424 __ JumpIfSmi(r0, if_false); | 3424 __ JumpIfSmi(r0, if_false); |
3425 __ CompareObjectType(r0, r1, r1, JS_DATE_TYPE); | 3425 __ CompareObjectType(r0, r1, r1, JS_DATE_TYPE); |
3426 PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); | 3426 PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); |
3427 Split(eq, if_true, if_false, fall_through); | 3427 Split(eq, if_true, if_false, fall_through); |
3428 | 3428 |
3429 context()->Plug(if_true, if_false); | 3429 context()->Plug(if_true, if_false); |
3430 } | 3430 } |
3431 | 3431 |
3432 | 3432 |
| 3433 void FullCodeGenerator::EmitDateField(CallRuntime* expr) { |
| 3434 ZoneList<Expression*>* args = expr->arguments(); |
| 3435 DCHECK(args->length() == 2); |
| 3436 DCHECK_NOT_NULL(args->at(1)->AsLiteral()); |
| 3437 Smi* index = Smi::cast(*(args->at(1)->AsLiteral()->value())); |
| 3438 |
| 3439 VisitForAccumulatorValue(args->at(0)); // Load the object. |
| 3440 |
| 3441 Register object = r0; |
| 3442 Register result = r0; |
| 3443 Register scratch0 = r9; |
| 3444 Register scratch1 = r1; |
| 3445 |
| 3446 if (index->value() == 0) { |
| 3447 __ ldr(result, FieldMemOperand(object, JSDate::kValueOffset)); |
| 3448 } else { |
| 3449 Label runtime, done; |
| 3450 if (index->value() < JSDate::kFirstUncachedField) { |
| 3451 ExternalReference stamp = ExternalReference::date_cache_stamp(isolate()); |
| 3452 __ mov(scratch1, Operand(stamp)); |
| 3453 __ ldr(scratch1, MemOperand(scratch1)); |
| 3454 __ ldr(scratch0, FieldMemOperand(object, JSDate::kCacheStampOffset)); |
| 3455 __ cmp(scratch1, scratch0); |
| 3456 __ b(ne, &runtime); |
| 3457 __ ldr(result, FieldMemOperand(object, JSDate::kValueOffset + |
| 3458 kPointerSize * index->value())); |
| 3459 __ jmp(&done); |
| 3460 } |
| 3461 __ bind(&runtime); |
| 3462 __ PrepareCallCFunction(2, scratch1); |
| 3463 __ mov(r1, Operand(index)); |
| 3464 __ CallCFunction(ExternalReference::get_date_field_function(isolate()), 2); |
| 3465 __ bind(&done); |
| 3466 } |
| 3467 |
| 3468 context()->Plug(result); |
| 3469 } |
| 3470 |
| 3471 |
3433 void FullCodeGenerator::EmitOneByteSeqStringSetChar(CallRuntime* expr) { | 3472 void FullCodeGenerator::EmitOneByteSeqStringSetChar(CallRuntime* expr) { |
3434 ZoneList<Expression*>* args = expr->arguments(); | 3473 ZoneList<Expression*>* args = expr->arguments(); |
3435 DCHECK_EQ(3, args->length()); | 3474 DCHECK_EQ(3, args->length()); |
3436 | 3475 |
3437 Register string = r0; | 3476 Register string = r0; |
3438 Register index = r1; | 3477 Register index = r1; |
3439 Register value = r2; | 3478 Register value = r2; |
3440 | 3479 |
3441 VisitForStackValue(args->at(0)); // index | 3480 VisitForStackValue(args->at(0)); // index |
3442 VisitForStackValue(args->at(1)); // value | 3481 VisitForStackValue(args->at(1)); // value |
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4883 DCHECK(interrupt_address == | 4922 DCHECK(interrupt_address == |
4884 isolate->builtins()->OsrAfterStackCheck()->entry()); | 4923 isolate->builtins()->OsrAfterStackCheck()->entry()); |
4885 return OSR_AFTER_STACK_CHECK; | 4924 return OSR_AFTER_STACK_CHECK; |
4886 } | 4925 } |
4887 | 4926 |
4888 | 4927 |
4889 } // namespace internal | 4928 } // namespace internal |
4890 } // namespace v8 | 4929 } // namespace v8 |
4891 | 4930 |
4892 #endif // V8_TARGET_ARCH_ARM | 4931 #endif // V8_TARGET_ARCH_ARM |
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