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Issue 1756403002: VM: Add smi fast path operations for precompiled code (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: addressed comments Created 4 years, 9 months ago
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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_IA32. 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_IA32.
6 #if defined(TARGET_ARCH_IA32) 6 #if defined(TARGET_ARCH_IA32)
7 7
8 #include "vm/intermediate_language.h" 8 #include "vm/intermediate_language.h"
9 9
10 #include "vm/compiler.h" 10 #include "vm/compiler.h"
(...skipping 2746 matching lines...) Expand 10 before | Expand all | Expand 10 after
2757 __ shll(left, right); 2757 __ shll(left, right);
2758 __ sarl(left, right); 2758 __ sarl(left, right);
2759 __ cmpl(left, temp); 2759 __ cmpl(left, temp);
2760 __ j(NOT_EQUAL, deopt); // Overflow. 2760 __ j(NOT_EQUAL, deopt); // Overflow.
2761 // Shift for result now we know there is no overflow. 2761 // Shift for result now we know there is no overflow.
2762 __ shll(left, right); 2762 __ shll(left, right);
2763 } 2763 }
2764 } 2764 }
2765 2765
2766 2766
2767 LocationSummary* CheckedSmiOpInstr::MakeLocationSummary(Zone* zone,
2768 bool opt) const {
2769 // Only for precompiled code, not on ia32 currently.
2770 UNIMPLEMENTED();
2771 return NULL;
2772 }
2773
2774
2775 void CheckedSmiOpInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
2776 // Only for precompiled code, not on ia32 currently.
2777 UNIMPLEMENTED();
2778 }
2779
2767 LocationSummary* BinarySmiOpInstr::MakeLocationSummary(Zone* zone, 2780 LocationSummary* BinarySmiOpInstr::MakeLocationSummary(Zone* zone,
2768 bool opt) const { 2781 bool opt) const {
2769 const intptr_t kNumInputs = 2; 2782 const intptr_t kNumInputs = 2;
2770 if (op_kind() == Token::kTRUNCDIV) { 2783 if (op_kind() == Token::kTRUNCDIV) {
2771 const intptr_t kNumTemps = 1; 2784 const intptr_t kNumTemps = 1;
2772 LocationSummary* summary = new(zone) LocationSummary( 2785 LocationSummary* summary = new(zone) LocationSummary(
2773 zone, kNumInputs, kNumTemps, LocationSummary::kNoCall); 2786 zone, kNumInputs, kNumTemps, LocationSummary::kNoCall);
2774 if (RightIsPowerOfTwoConstant()) { 2787 if (RightIsPowerOfTwoConstant()) {
2775 summary->set_in(0, Location::RequiresRegister()); 2788 summary->set_in(0, Location::RequiresRegister());
2776 ConstantInstr* right_constant = right()->definition()->AsConstant(); 2789 ConstantInstr* right_constant = right()->definition()->AsConstant();
(...skipping 4056 matching lines...) Expand 10 before | Expand all | Expand 10 after
6833 __ Drop(1); 6846 __ Drop(1);
6834 __ popl(result); 6847 __ popl(result);
6835 } 6848 }
6836 6849
6837 6850
6838 } // namespace dart 6851 } // namespace dart
6839 6852
6840 #undef __ 6853 #undef __
6841 6854
6842 #endif // defined TARGET_ARCH_IA32 6855 #endif // defined TARGET_ARCH_IA32
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