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Issue 19256021: Merges ARM load/store type enums into one enum. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 7 years, 5 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_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"
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1389 // Addresses of _state[0] and _state[1]. 1389 // Addresses of _state[0] and _state[1].
1390 1390
1391 const int64_t disp_0 = 1391 const int64_t disp_0 =
1392 FlowGraphCompiler::DataOffsetFor(kTypedDataUint32ArrayCid); 1392 FlowGraphCompiler::DataOffsetFor(kTypedDataUint32ArrayCid);
1393 1393
1394 const int64_t disp_1 = 1394 const int64_t disp_1 =
1395 FlowGraphCompiler::ElementSizeFor(kTypedDataUint32ArrayCid) + 1395 FlowGraphCompiler::ElementSizeFor(kTypedDataUint32ArrayCid) +
1396 FlowGraphCompiler::DataOffsetFor(kTypedDataUint32ArrayCid); 1396 FlowGraphCompiler::DataOffsetFor(kTypedDataUint32ArrayCid);
1397 1397
1398 __ LoadImmediate(R0, a_int32_value); 1398 __ LoadImmediate(R0, a_int32_value);
1399 __ LoadFromOffset(kLoadWord, R2, R1, disp_0 - kHeapObjectTag); 1399 __ LoadFromOffset(kWord, R2, R1, disp_0 - kHeapObjectTag);
1400 __ LoadFromOffset(kLoadWord, R3, R1, disp_1 - kHeapObjectTag); 1400 __ LoadFromOffset(kWord, R3, R1, disp_1 - kHeapObjectTag);
1401 __ mov(R6, ShifterOperand(0)); // Zero extend unsigned _state[kSTATE_HI]. 1401 __ mov(R6, ShifterOperand(0)); // Zero extend unsigned _state[kSTATE_HI].
1402 // Unsigned 32-bit multiply and 64-bit accumulate into R6:R3. 1402 // Unsigned 32-bit multiply and 64-bit accumulate into R6:R3.
1403 __ umlal(R3, R6, R0, R2); // R6:R3 <- R6:R3 + R0 * R2. 1403 __ umlal(R3, R6, R0, R2); // R6:R3 <- R6:R3 + R0 * R2.
1404 __ StoreToOffset(kStoreWord, R3, R1, disp_0 - kHeapObjectTag); 1404 __ StoreToOffset(kWord, R3, R1, disp_0 - kHeapObjectTag);
1405 __ StoreToOffset(kStoreWord, R6, R1, disp_1 - kHeapObjectTag); 1405 __ StoreToOffset(kWord, R6, R1, disp_1 - kHeapObjectTag);
1406 __ Ret(); 1406 __ Ret();
1407 return true; 1407 return true;
1408 } 1408 }
1409 1409
1410 1410
1411 bool Intrinsifier::Object_equal(Assembler* assembler) { 1411 bool Intrinsifier::Object_equal(Assembler* assembler) {
1412 __ ldr(R0, Address(SP, 0 * kWordSize)); 1412 __ ldr(R0, Address(SP, 0 * kWordSize));
1413 __ ldr(R1, Address(SP, 1 * kWordSize)); 1413 __ ldr(R1, Address(SP, 1 * kWordSize));
1414 __ cmp(R0, ShifterOperand(R1)); 1414 __ cmp(R0, ShifterOperand(R1));
1415 __ LoadObject(R0, Bool::False(), NE); 1415 __ LoadObject(R0, Bool::False(), NE);
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1693 __ Bind(&ok); 1693 __ Bind(&ok);
1694 __ Ret(); 1694 __ Ret();
1695 1695
1696 __ Bind(&fall_through); 1696 __ Bind(&fall_through);
1697 return false; 1697 return false;
1698 } 1698 }
1699 1699
1700 } // namespace dart 1700 } // namespace dart
1701 1701
1702 #endif // defined TARGET_ARCH_ARM 1702 #endif // defined TARGET_ARCH_ARM
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