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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/crankshaft/arm/lithium-codegen-arm.h" | 5 #include "src/crankshaft/arm/lithium-codegen-arm.h" |
6 | 6 |
7 #include "src/base/bits.h" | 7 #include "src/base/bits.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/crankshaft/arm/lithium-gap-resolver-arm.h" | 10 #include "src/crankshaft/arm/lithium-gap-resolver-arm.h" |
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1803 } | 1803 } |
1804 | 1804 |
1805 | 1805 |
1806 void LCodeGen::DoMapEnumLength(LMapEnumLength* instr) { | 1806 void LCodeGen::DoMapEnumLength(LMapEnumLength* instr) { |
1807 Register result = ToRegister(instr->result()); | 1807 Register result = ToRegister(instr->result()); |
1808 Register map = ToRegister(instr->value()); | 1808 Register map = ToRegister(instr->value()); |
1809 __ EnumLength(result, map); | 1809 __ EnumLength(result, map); |
1810 } | 1810 } |
1811 | 1811 |
1812 | 1812 |
| 1813 void LCodeGen::DoDateField(LDateField* instr) { |
| 1814 Register object = ToRegister(instr->date()); |
| 1815 Register result = ToRegister(instr->result()); |
| 1816 Register scratch = ToRegister(instr->temp()); |
| 1817 Smi* index = instr->index(); |
| 1818 DCHECK(object.is(result)); |
| 1819 DCHECK(object.is(r0)); |
| 1820 DCHECK(!scratch.is(scratch0())); |
| 1821 DCHECK(!scratch.is(object)); |
| 1822 |
| 1823 if (index->value() == 0) { |
| 1824 __ ldr(result, FieldMemOperand(object, JSDate::kValueOffset)); |
| 1825 } else { |
| 1826 Label runtime, done; |
| 1827 if (index->value() < JSDate::kFirstUncachedField) { |
| 1828 ExternalReference stamp = ExternalReference::date_cache_stamp(isolate()); |
| 1829 __ mov(scratch, Operand(stamp)); |
| 1830 __ ldr(scratch, MemOperand(scratch)); |
| 1831 __ ldr(scratch0(), FieldMemOperand(object, JSDate::kCacheStampOffset)); |
| 1832 __ cmp(scratch, scratch0()); |
| 1833 __ b(ne, &runtime); |
| 1834 __ ldr(result, FieldMemOperand(object, JSDate::kValueOffset + |
| 1835 kPointerSize * index->value())); |
| 1836 __ jmp(&done); |
| 1837 } |
| 1838 __ bind(&runtime); |
| 1839 __ PrepareCallCFunction(2, scratch); |
| 1840 __ mov(r1, Operand(index)); |
| 1841 __ CallCFunction(ExternalReference::get_date_field_function(isolate()), 2); |
| 1842 __ bind(&done); |
| 1843 } |
| 1844 } |
| 1845 |
| 1846 |
1813 MemOperand LCodeGen::BuildSeqStringOperand(Register string, | 1847 MemOperand LCodeGen::BuildSeqStringOperand(Register string, |
1814 LOperand* index, | 1848 LOperand* index, |
1815 String::Encoding encoding) { | 1849 String::Encoding encoding) { |
1816 if (index->IsConstantOperand()) { | 1850 if (index->IsConstantOperand()) { |
1817 int offset = ToInteger32(LConstantOperand::cast(index)); | 1851 int offset = ToInteger32(LConstantOperand::cast(index)); |
1818 if (encoding == String::TWO_BYTE_ENCODING) { | 1852 if (encoding == String::TWO_BYTE_ENCODING) { |
1819 offset *= kUC16Size; | 1853 offset *= kUC16Size; |
1820 } | 1854 } |
1821 STATIC_ASSERT(kCharSize == 1); | 1855 STATIC_ASSERT(kCharSize == 1); |
1822 return FieldMemOperand(string, SeqString::kHeaderSize + offset); | 1856 return FieldMemOperand(string, SeqString::kHeaderSize + offset); |
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5598 __ push(ToRegister(instr->function())); | 5632 __ push(ToRegister(instr->function())); |
5599 CallRuntime(Runtime::kPushBlockContext, instr); | 5633 CallRuntime(Runtime::kPushBlockContext, instr); |
5600 RecordSafepoint(Safepoint::kNoLazyDeopt); | 5634 RecordSafepoint(Safepoint::kNoLazyDeopt); |
5601 } | 5635 } |
5602 | 5636 |
5603 | 5637 |
5604 #undef __ | 5638 #undef __ |
5605 | 5639 |
5606 } // namespace internal | 5640 } // namespace internal |
5607 } // namespace v8 | 5641 } // namespace v8 |
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