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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_ARM. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_ARM. |
6 #if defined(TARGET_ARCH_ARM) | 6 #if defined(TARGET_ARCH_ARM) |
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" |
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713 __ LoadImmediate(R5, entry); | 713 __ LoadImmediate(R5, entry); |
714 __ LoadImmediate(R1, NativeArguments::ComputeArgcTag(function())); | 714 __ LoadImmediate(R1, NativeArguments::ComputeArgcTag(function())); |
715 compiler->GenerateCall(token_pos(), | 715 compiler->GenerateCall(token_pos(), |
716 stub_entry, | 716 stub_entry, |
717 PcDescriptors::kOther, | 717 PcDescriptors::kOther, |
718 locs()); | 718 locs()); |
719 __ Pop(result); | 719 __ Pop(result); |
720 } | 720 } |
721 | 721 |
722 | 722 |
723 LocationSummary* StringFromCharCodeInstr::MakeLocationSummary(bool opt) const { | 723 LocationSummary* StringCharCodeInstr::MakeLocationSummary(bool opt) const { |
724 const intptr_t kNumInputs = 1; | 724 const intptr_t kNumInputs = 1; |
725 // TODO(fschneider): Allow immediate operands for the char code. | 725 // TODO(fschneider): Allow immediate operands for the char code. |
726 return LocationSummary::Make(kNumInputs, | 726 return LocationSummary::Make(kNumInputs, |
727 Location::RequiresRegister(), | 727 Location::RequiresRegister(), |
728 LocationSummary::kNoCall); | 728 LocationSummary::kNoCall); |
729 } | 729 } |
730 | 730 |
731 | 731 |
732 void StringFromCharCodeInstr::EmitNativeCode(FlowGraphCompiler* compiler) { | 732 void StringCharCodeInstr::EmitNativeCode(FlowGraphCompiler* compiler) { |
733 Register char_code = locs()->in(0).reg(); | 733 if (kind() == StringCharCodeInstr::kFromCharCode) { |
734 Register result = locs()->out().reg(); | 734 Register char_code = locs()->in(0).reg(); |
735 __ LoadImmediate(result, | 735 Register result = locs()->out().reg(); |
736 reinterpret_cast<uword>(Symbols::PredefinedAddress())); | 736 __ LoadImmediate(result, |
737 __ AddImmediate(result, Symbols::kNullCharCodeSymbolOffset * kWordSize); | 737 reinterpret_cast<uword>(Symbols::PredefinedAddress())); |
738 __ ldr(result, Address(result, char_code, LSL, 1)); // Char code is a smi. | 738 __ AddImmediate(result, Symbols::kNullCharCodeSymbolOffset * kWordSize); |
| 739 __ ldr(result, Address(result, char_code, LSL, 1)); // Char code is a smi. |
| 740 } else { |
| 741 ASSERT(kind() == StringCharCodeInstr::kToCharCode); |
| 742 ASSERT(cid_ == kOneByteStringCid); |
| 743 Register str = locs()->in(0).reg(); |
| 744 Register result = locs()->out().reg(); |
| 745 __ ldr(result, FieldAddress(str, String::length_offset())); |
| 746 __ cmp(result, ShifterOperand(Smi::RawValue(1))); |
| 747 __ LoadImmediate(result, Smi::RawValue(-1), NE); |
| 748 __ ldrb(result, FieldAddress(str, OneByteString::data_offset()), EQ); |
| 749 __ SmiTag(result); |
| 750 } |
739 } | 751 } |
740 | 752 |
741 | 753 |
742 LocationSummary* StringInterpolateInstr::MakeLocationSummary(bool opt) const { | 754 LocationSummary* StringInterpolateInstr::MakeLocationSummary(bool opt) const { |
743 const intptr_t kNumInputs = 1; | 755 const intptr_t kNumInputs = 1; |
744 const intptr_t kNumTemps = 0; | 756 const intptr_t kNumTemps = 0; |
745 LocationSummary* summary = | 757 LocationSummary* summary = |
746 new LocationSummary(kNumInputs, kNumTemps, LocationSummary::kCall); | 758 new LocationSummary(kNumInputs, kNumTemps, LocationSummary::kCall); |
747 summary->set_in(0, Location::RegisterLocation(R0)); | 759 summary->set_in(0, Location::RegisterLocation(R0)); |
748 summary->set_out(Location::RegisterLocation(R0)); | 760 summary->set_out(Location::RegisterLocation(R0)); |
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4820 compiler->GenerateCall(token_pos(), | 4832 compiler->GenerateCall(token_pos(), |
4821 &label, | 4833 &label, |
4822 PcDescriptors::kOther, | 4834 PcDescriptors::kOther, |
4823 locs()); | 4835 locs()); |
4824 __ Drop(2); // Discard type arguments and receiver. | 4836 __ Drop(2); // Discard type arguments and receiver. |
4825 } | 4837 } |
4826 | 4838 |
4827 } // namespace dart | 4839 } // namespace dart |
4828 | 4840 |
4829 #endif // defined TARGET_ARCH_ARM | 4841 #endif // defined TARGET_ARCH_ARM |
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