Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(184)

Side by Side Diff: runtime/vm/intrinsifier_arm.cc

Issue 59933004: In preparation of inlining remainder and modulo binary Smi operations: (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 7 years, 1 month ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
« no previous file with comments | « runtime/vm/intrinsifier.h ('k') | runtime/vm/intrinsifier_ia32.cc » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
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/intrinsifier.h" 8 #include "vm/intrinsifier.h"
9 9
10 #include "vm/assembler.h" 10 #include "vm/assembler.h"
(...skipping 705 matching lines...) Expand 10 before | Expand all | Expand 10 after
716 __ cmp(R0, ShifterOperand(0)); 716 __ cmp(R0, ShifterOperand(0));
717 __ sub(R0, R1, ShifterOperand(R0), LT); 717 __ sub(R0, R1, ShifterOperand(R0), LT);
718 __ add(R0, R1, ShifterOperand(R0), GE); 718 __ add(R0, R1, ShifterOperand(R0), GE);
719 __ SmiTag(R0); 719 __ SmiTag(R0);
720 __ Ret(); 720 __ Ret();
721 721
722 __ Bind(&fall_through); 722 __ Bind(&fall_through);
723 } 723 }
724 724
725 725
726 void Intrinsifier::Integer_remainder(Assembler* assembler) {
727 // Check to see if we have integer division
728 Label fall_through;
729 TestBothArgumentsSmis(assembler, &fall_through);
730 // R1: Tagged left (dividend).
731 // R0: Tagged right (divisor).
732 // Check if modulo by zero -> exception thrown in main function.
733 __ cmp(R0, ShifterOperand(0));
734 __ b(&fall_through, EQ);
735 EmitRemainderOperation(assembler);
736 // Untagged remainder result in R1.
737 __ mov(R0, ShifterOperand(R1, LSL, 1)); // Tag result and return.
738 __ Ret();
739
740 __ Bind(&fall_through);
741 }
742
743
744 void Intrinsifier::Integer_truncDivide(Assembler* assembler) { 726 void Intrinsifier::Integer_truncDivide(Assembler* assembler) {
745 // Check to see if we have integer division 727 // Check to see if we have integer division
746 Label fall_through; 728 Label fall_through;
747 729
748 TestBothArgumentsSmis(assembler, &fall_through); 730 TestBothArgumentsSmis(assembler, &fall_through);
749 __ cmp(R0, ShifterOperand(0)); 731 __ cmp(R0, ShifterOperand(0));
750 __ b(&fall_through, EQ); // If b is 0, fall through. 732 __ b(&fall_through, EQ); // If b is 0, fall through.
751 733
752 __ SmiUntag(R0); 734 __ SmiUntag(R0);
753 __ SmiUntag(R1); 735 __ SmiUntag(R1);
(...skipping 975 matching lines...) Expand 10 before | Expand all | Expand 10 after
1729 1711
1730 1712
1731 void Intrinsifier::TwoByteString_equality(Assembler* assembler) { 1713 void Intrinsifier::TwoByteString_equality(Assembler* assembler) {
1732 StringEquality(assembler, kTwoByteStringCid); 1714 StringEquality(assembler, kTwoByteStringCid);
1733 } 1715 }
1734 1716
1735 1717
1736 } // namespace dart 1718 } // namespace dart
1737 1719
1738 #endif // defined TARGET_ARCH_ARM 1720 #endif // defined TARGET_ARCH_ARM
OLDNEW
« no previous file with comments | « runtime/vm/intrinsifier.h ('k') | runtime/vm/intrinsifier_ia32.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698