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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_MIPS. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_MIPS. |
6 #if defined(TARGET_ARCH_MIPS) | 6 #if defined(TARGET_ARCH_MIPS) |
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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1734 DRegister value = locs()->in(1).fpu_reg(); | 1734 DRegister value = locs()->in(1).fpu_reg(); |
1735 Register temp = locs()->temp(0).reg(); | 1735 Register temp = locs()->temp(0).reg(); |
1736 Register temp2 = locs()->temp(1).reg(); | 1736 Register temp2 = locs()->temp(1).reg(); |
1737 | 1737 |
1738 if (is_initialization_) { | 1738 if (is_initialization_) { |
1739 StoreInstanceFieldSlowPath* slow_path = | 1739 StoreInstanceFieldSlowPath* slow_path = |
1740 new StoreInstanceFieldSlowPath(this); | 1740 new StoreInstanceFieldSlowPath(this); |
1741 compiler->AddSlowPathCode(slow_path); | 1741 compiler->AddSlowPathCode(slow_path); |
1742 __ TryAllocate(compiler->double_class(), | 1742 __ TryAllocate(compiler->double_class(), |
1743 slow_path->entry_label(), | 1743 slow_path->entry_label(), |
1744 temp); | 1744 temp, |
| 1745 temp2); |
1745 __ Bind(slow_path->exit_label()); | 1746 __ Bind(slow_path->exit_label()); |
1746 __ mov(temp2, temp); | 1747 __ mov(temp2, temp); |
1747 __ StoreIntoObject(instance_reg, | 1748 __ StoreIntoObject(instance_reg, |
1748 FieldAddress(instance_reg, field().Offset()), | 1749 FieldAddress(instance_reg, field().Offset()), |
1749 temp2); | 1750 temp2); |
1750 } else { | 1751 } else { |
1751 __ lw(temp, FieldAddress(instance_reg, field().Offset())); | 1752 __ lw(temp, FieldAddress(instance_reg, field().Offset())); |
1752 } | 1753 } |
1753 __ StoreDToOffset(value, temp, Double::value_offset() - kHeapObjectTag); | 1754 __ StoreDToOffset(value, temp, Double::value_offset() - kHeapObjectTag); |
1754 return; | 1755 return; |
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1778 new StoreInstanceFieldSlowPath(this); | 1779 new StoreInstanceFieldSlowPath(this); |
1779 compiler->AddSlowPathCode(slow_path); | 1780 compiler->AddSlowPathCode(slow_path); |
1780 | 1781 |
1781 if (!compiler->is_optimizing()) { | 1782 if (!compiler->is_optimizing()) { |
1782 locs()->live_registers()->Add(locs()->in(0)); | 1783 locs()->live_registers()->Add(locs()->in(0)); |
1783 locs()->live_registers()->Add(locs()->in(1)); | 1784 locs()->live_registers()->Add(locs()->in(1)); |
1784 } | 1785 } |
1785 | 1786 |
1786 __ TryAllocate(compiler->double_class(), | 1787 __ TryAllocate(compiler->double_class(), |
1787 slow_path->entry_label(), | 1788 slow_path->entry_label(), |
1788 temp); | 1789 temp, |
| 1790 temp2); |
1789 __ Bind(slow_path->exit_label()); | 1791 __ Bind(slow_path->exit_label()); |
1790 __ mov(temp2, temp); | 1792 __ mov(temp2, temp); |
1791 __ StoreIntoObject(instance_reg, | 1793 __ StoreIntoObject(instance_reg, |
1792 FieldAddress(instance_reg, field().Offset()), | 1794 FieldAddress(instance_reg, field().Offset()), |
1793 temp2); | 1795 temp2); |
1794 | 1796 |
1795 __ Bind(©_payload); | 1797 __ Bind(©_payload); |
1796 __ LoadDFromOffset(fpu_temp, | 1798 __ LoadDFromOffset(fpu_temp, |
1797 value_reg, | 1799 value_reg, |
1798 Double::value_offset() - kHeapObjectTag); | 1800 Double::value_offset() - kHeapObjectTag); |
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2032 | 2034 |
2033 BoxDoubleSlowPath* slow_path = new BoxDoubleSlowPath(this); | 2035 BoxDoubleSlowPath* slow_path = new BoxDoubleSlowPath(this); |
2034 compiler->AddSlowPathCode(slow_path); | 2036 compiler->AddSlowPathCode(slow_path); |
2035 | 2037 |
2036 if (!compiler->is_optimizing()) { | 2038 if (!compiler->is_optimizing()) { |
2037 locs()->live_registers()->Add(locs()->in(0)); | 2039 locs()->live_registers()->Add(locs()->in(0)); |
2038 } | 2040 } |
2039 | 2041 |
2040 __ TryAllocate(compiler->double_class(), | 2042 __ TryAllocate(compiler->double_class(), |
2041 slow_path->entry_label(), | 2043 slow_path->entry_label(), |
2042 result_reg); | 2044 result_reg, |
| 2045 temp); |
2043 __ Bind(slow_path->exit_label()); | 2046 __ Bind(slow_path->exit_label()); |
2044 __ lw(temp, FieldAddress(instance_reg, offset_in_bytes())); | 2047 __ lw(temp, FieldAddress(instance_reg, offset_in_bytes())); |
2045 __ LoadDFromOffset(value, temp, Double::value_offset() - kHeapObjectTag); | 2048 __ LoadDFromOffset(value, temp, Double::value_offset() - kHeapObjectTag); |
2046 __ StoreDToOffset(value, | 2049 __ StoreDToOffset(value, |
2047 result_reg, | 2050 result_reg, |
2048 Double::value_offset() - kHeapObjectTag); | 2051 Double::value_offset() - kHeapObjectTag); |
2049 __ b(&done); | 2052 __ b(&done); |
2050 __ Bind(&load_pointer); | 2053 __ Bind(&load_pointer); |
2051 } | 2054 } |
2052 __ lw(result_reg, Address(instance_reg, offset_in_bytes() - kHeapObjectTag)); | 2055 __ lw(result_reg, Address(instance_reg, offset_in_bytes() - kHeapObjectTag)); |
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2890 } else { | 2893 } else { |
2891 __ or_(TMP, left, right); | 2894 __ or_(TMP, left, right); |
2892 __ andi(CMPRES1, TMP, Immediate(kSmiTagMask)); | 2895 __ andi(CMPRES1, TMP, Immediate(kSmiTagMask)); |
2893 } | 2896 } |
2894 __ beq(CMPRES1, ZR, deopt); | 2897 __ beq(CMPRES1, ZR, deopt); |
2895 } | 2898 } |
2896 | 2899 |
2897 | 2900 |
2898 LocationSummary* BoxDoubleInstr::MakeLocationSummary(bool opt) const { | 2901 LocationSummary* BoxDoubleInstr::MakeLocationSummary(bool opt) const { |
2899 const intptr_t kNumInputs = 1; | 2902 const intptr_t kNumInputs = 1; |
2900 const intptr_t kNumTemps = 0; | 2903 const intptr_t kNumTemps = 1; |
2901 LocationSummary* summary = | 2904 LocationSummary* summary = |
2902 new LocationSummary(kNumInputs, | 2905 new LocationSummary(kNumInputs, |
2903 kNumTemps, | 2906 kNumTemps, |
2904 LocationSummary::kCallOnSlowPath); | 2907 LocationSummary::kCallOnSlowPath); |
2905 summary->set_in(0, Location::RequiresFpuRegister()); | 2908 summary->set_in(0, Location::RequiresFpuRegister()); |
| 2909 summary->set_temp(0, Location::RequiresRegister()); |
2906 summary->set_out(Location::RequiresRegister()); | 2910 summary->set_out(Location::RequiresRegister()); |
2907 return summary; | 2911 return summary; |
2908 } | 2912 } |
2909 | 2913 |
2910 | 2914 |
2911 void BoxDoubleInstr::EmitNativeCode(FlowGraphCompiler* compiler) { | 2915 void BoxDoubleInstr::EmitNativeCode(FlowGraphCompiler* compiler) { |
2912 BoxDoubleSlowPath* slow_path = new BoxDoubleSlowPath(this); | 2916 BoxDoubleSlowPath* slow_path = new BoxDoubleSlowPath(this); |
2913 compiler->AddSlowPathCode(slow_path); | 2917 compiler->AddSlowPathCode(slow_path); |
2914 | 2918 |
2915 Register out_reg = locs()->out().reg(); | 2919 Register out_reg = locs()->out().reg(); |
2916 DRegister value = locs()->in(0).fpu_reg(); | 2920 DRegister value = locs()->in(0).fpu_reg(); |
2917 | 2921 |
2918 __ TryAllocate(compiler->double_class(), | 2922 __ TryAllocate(compiler->double_class(), |
2919 slow_path->entry_label(), | 2923 slow_path->entry_label(), |
2920 out_reg); | 2924 out_reg, |
| 2925 locs()->temp(0).reg()); |
2921 __ Bind(slow_path->exit_label()); | 2926 __ Bind(slow_path->exit_label()); |
2922 __ StoreDToOffset(value, out_reg, Double::value_offset() - kHeapObjectTag); | 2927 __ StoreDToOffset(value, out_reg, Double::value_offset() - kHeapObjectTag); |
2923 } | 2928 } |
2924 | 2929 |
2925 | 2930 |
2926 LocationSummary* UnboxDoubleInstr::MakeLocationSummary(bool opt) const { | 2931 LocationSummary* UnboxDoubleInstr::MakeLocationSummary(bool opt) const { |
2927 const intptr_t kNumInputs = 1; | 2932 const intptr_t kNumInputs = 1; |
2928 const intptr_t value_cid = value()->Type()->ToCid(); | 2933 const intptr_t value_cid = value()->Type()->ToCid(); |
2929 const bool needs_writable_input = (value_cid == kSmiCid); | 2934 const bool needs_writable_input = (value_cid == kSmiCid); |
2930 const intptr_t kNumTemps = 0; | 2935 const intptr_t kNumTemps = 0; |
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4202 compiler->GenerateCall(token_pos(), | 4207 compiler->GenerateCall(token_pos(), |
4203 &label, | 4208 &label, |
4204 PcDescriptors::kOther, | 4209 PcDescriptors::kOther, |
4205 locs()); | 4210 locs()); |
4206 __ Drop(2); // Discard type arguments and receiver. | 4211 __ Drop(2); // Discard type arguments and receiver. |
4207 } | 4212 } |
4208 | 4213 |
4209 } // namespace dart | 4214 } // namespace dart |
4210 | 4215 |
4211 #endif // defined TARGET_ARCH_MIPS | 4216 #endif // defined TARGET_ARCH_MIPS |
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