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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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1529 const Class& random_class = Class::Handle( | 1529 const Class& random_class = Class::Handle( |
1530 math_lib.LookupClassAllowPrivate(Symbols::_Random())); | 1530 math_lib.LookupClassAllowPrivate(Symbols::_Random())); |
1531 ASSERT(!random_class.IsNull()); | 1531 ASSERT(!random_class.IsNull()); |
1532 const Field& state_field = Field::ZoneHandle( | 1532 const Field& state_field = Field::ZoneHandle( |
1533 random_class.LookupInstanceField(Symbols::_state())); | 1533 random_class.LookupInstanceField(Symbols::_state())); |
1534 ASSERT(!state_field.IsNull()); | 1534 ASSERT(!state_field.IsNull()); |
1535 const Field& random_A_field = Field::ZoneHandle( | 1535 const Field& random_A_field = Field::ZoneHandle( |
1536 random_class.LookupStaticField(Symbols::_A())); | 1536 random_class.LookupStaticField(Symbols::_A())); |
1537 ASSERT(!random_A_field.IsNull()); | 1537 ASSERT(!random_A_field.IsNull()); |
1538 ASSERT(random_A_field.is_const()); | 1538 ASSERT(random_A_field.is_const()); |
1539 const Instance& a_value = Instance::Handle(random_A_field.value()); | 1539 const Instance& a_value = Instance::Handle(random_A_field.StaticValue()); |
1540 const int64_t a_int_value = Integer::Cast(a_value).AsInt64Value(); | 1540 const int64_t a_int_value = Integer::Cast(a_value).AsInt64Value(); |
1541 // 'a_int_value' is a mask. | 1541 // 'a_int_value' is a mask. |
1542 ASSERT(Utils::IsUint(32, a_int_value)); | 1542 ASSERT(Utils::IsUint(32, a_int_value)); |
1543 int32_t a_int32_value = static_cast<int32_t>(a_int_value); | 1543 int32_t a_int32_value = static_cast<int32_t>(a_int_value); |
1544 | 1544 |
1545 __ ldr(R0, Address(SP, 0 * kWordSize)); // Receiver. | 1545 // Receiver. |
1546 __ ldr(R1, FieldAddress(R0, state_field.Offset())); // Field '_state'. | 1546 __ ldr(R0, Address(SP, 0 * kWordSize)); |
| 1547 // Field '_state'. |
| 1548 __ ldr(R1, FieldAddress(R0, state_field.Offset())); |
1547 // Addresses of _state[0] and _state[1]. | 1549 // Addresses of _state[0] and _state[1]. |
1548 | 1550 |
1549 const int64_t disp_0 = Instance::DataOffsetFor(kTypedDataUint32ArrayCid); | 1551 const int64_t disp_0 = Instance::DataOffsetFor(kTypedDataUint32ArrayCid); |
1550 const int64_t disp_1 = disp_0 + | 1552 const int64_t disp_1 = disp_0 + |
1551 Instance::ElementSizeFor(kTypedDataUint32ArrayCid); | 1553 Instance::ElementSizeFor(kTypedDataUint32ArrayCid); |
1552 | 1554 |
1553 __ LoadImmediate(R0, a_int32_value); | 1555 __ LoadImmediate(R0, a_int32_value); |
1554 __ LoadFromOffset(kWord, R2, R1, disp_0 - kHeapObjectTag); | 1556 __ LoadFromOffset(kWord, R2, R1, disp_0 - kHeapObjectTag); |
1555 __ LoadFromOffset(kWord, R3, R1, disp_1 - kHeapObjectTag); | 1557 __ LoadFromOffset(kWord, R3, R1, disp_1 - kHeapObjectTag); |
1556 __ mov(R6, Operand(0)); // Zero extend unsigned _state[kSTATE_HI]. | 1558 __ mov(R6, Operand(0)); // Zero extend unsigned _state[kSTATE_HI]. |
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2059 | 2061 |
2060 void Intrinsifier::Profiler_getCurrentTag(Assembler* assembler) { | 2062 void Intrinsifier::Profiler_getCurrentTag(Assembler* assembler) { |
2061 __ LoadIsolate(R0); | 2063 __ LoadIsolate(R0); |
2062 __ ldr(R0, Address(R0, Isolate::current_tag_offset())); | 2064 __ ldr(R0, Address(R0, Isolate::current_tag_offset())); |
2063 __ Ret(); | 2065 __ Ret(); |
2064 } | 2066 } |
2065 | 2067 |
2066 } // namespace dart | 2068 } // namespace dart |
2067 | 2069 |
2068 #endif // defined TARGET_ARCH_ARM | 2070 #endif // defined TARGET_ARCH_ARM |
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