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Side by Side Diff: src/compiler/machine-operator.h

Issue 470593002: Unify MachineType and RepType. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 4 months ago
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1 // Copyright 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef V8_COMPILER_MACHINE_OPERATOR_H_ 5 #ifndef V8_COMPILER_MACHINE_OPERATOR_H_
6 #define V8_COMPILER_MACHINE_OPERATOR_H_ 6 #define V8_COMPILER_MACHINE_OPERATOR_H_
7 7
8 #include "src/compiler/machine-type.h" 8 #include "src/compiler/machine-type.h"
9 #include "src/compiler/opcodes.h" 9 #include "src/compiler/opcodes.h"
10 #include "src/compiler/operator.h" 10 #include "src/compiler/operator.h"
11 #include "src/zone.h" 11 #include "src/zone.h"
12 12
13 namespace v8 { 13 namespace v8 {
14 namespace internal { 14 namespace internal {
15 namespace compiler { 15 namespace compiler {
16 16
17 // TODO(turbofan): other write barriers are possible based on type 17 // TODO(turbofan): other write barriers are possible based on type
18 enum WriteBarrierKind { kNoWriteBarrier, kFullWriteBarrier }; 18 enum WriteBarrierKind { kNoWriteBarrier, kFullWriteBarrier };
19 19
20 20
21 // A Store needs a MachineType and a WriteBarrierKind 21 // A Store needs a MachineType and a WriteBarrierKind
22 // in order to emit the correct write barrier. 22 // in order to emit the correct write barrier.
23 struct StoreRepresentation { 23 struct StoreRepresentation {
24 MachineType rep; 24 MachineType machine_type;
25 WriteBarrierKind write_barrier_kind; 25 WriteBarrierKind write_barrier_kind;
26 }; 26 };
27 27
28 28
29 // Interface for building machine-level operators. These operators are 29 // Interface for building machine-level operators. These operators are
30 // machine-level but machine-independent and thus define a language suitable 30 // machine-level but machine-independent and thus define a language suitable
31 // for generating code to run on architectures such as ia32, x64, arm, etc. 31 // for generating code to run on architectures such as ia32, x64, arm, etc.
32 class MachineOperatorBuilder { 32 class MachineOperatorBuilder {
33 public: 33 public:
34 explicit MachineOperatorBuilder(Zone* zone, MachineType word = pointer_rep()) 34 explicit MachineOperatorBuilder(Zone* zone, MachineType word = pointer_rep())
35 : zone_(zone), word_(word) { 35 : zone_(zone), word_(word) {
36 CHECK(word == kMachineWord32 || word == kMachineWord64); 36 CHECK(word == rWord32 || word == rWord64);
37 } 37 }
38 38
39 #define SIMPLE(name, properties, inputs, outputs) \ 39 #define SIMPLE(name, properties, inputs, outputs) \
40 return new (zone_) \ 40 return new (zone_) \
41 SimpleOperator(IrOpcode::k##name, properties, inputs, outputs, #name); 41 SimpleOperator(IrOpcode::k##name, properties, inputs, outputs, #name);
42 42
43 #define OP1(name, ptype, pname, properties, inputs, outputs) \ 43 #define OP1(name, ptype, pname, properties, inputs, outputs) \
44 return new (zone_) \ 44 return new (zone_) \
45 Operator1<ptype>(IrOpcode::k##name, properties | Operator::kNoThrow, \ 45 Operator1<ptype>(IrOpcode::k##name, properties | Operator::kNoThrow, \
46 inputs, outputs, #name, pname) 46 inputs, outputs, #name, pname)
(...skipping 89 matching lines...) Expand 10 before | Expand all | Expand 10 after
136 Operator* Float64Sub() { BINOP(Float64Sub); } 136 Operator* Float64Sub() { BINOP(Float64Sub); }
137 Operator* Float64Mul() { BINOP_C(Float64Mul); } 137 Operator* Float64Mul() { BINOP_C(Float64Mul); }
138 Operator* Float64Div() { BINOP(Float64Div); } 138 Operator* Float64Div() { BINOP(Float64Div); }
139 Operator* Float64Mod() { BINOP(Float64Mod); } 139 Operator* Float64Mod() { BINOP(Float64Mod); }
140 140
141 // Floating point comparisons complying to IEEE 754. 141 // Floating point comparisons complying to IEEE 754.
142 Operator* Float64Equal() { BINOP_C(Float64Equal); } 142 Operator* Float64Equal() { BINOP_C(Float64Equal); }
143 Operator* Float64LessThan() { BINOP(Float64LessThan); } 143 Operator* Float64LessThan() { BINOP(Float64LessThan); }
144 Operator* Float64LessThanOrEqual() { BINOP(Float64LessThanOrEqual); } 144 Operator* Float64LessThanOrEqual() { BINOP(Float64LessThanOrEqual); }
145 145
146 inline bool is32() const { return word_ == kMachineWord32; } 146 inline bool is32() const { return word_ == rWord32; }
147 inline bool is64() const { return word_ == kMachineWord64; } 147 inline bool is64() const { return word_ == rWord64; }
148 inline MachineType word() const { return word_; } 148 inline MachineType word() const { return word_; }
149 149
150 static inline MachineType pointer_rep() { 150 static inline MachineType pointer_rep() {
151 return kPointerSize == 8 ? kMachineWord64 : kMachineWord32; 151 return kPointerSize == 8 ? rWord64 : rWord32;
152 } 152 }
153 153
154 #undef WORD_SIZE 154 #undef WORD_SIZE
155 #undef UNOP 155 #undef UNOP
156 #undef BINOP 156 #undef BINOP
157 #undef OP1 157 #undef OP1
158 #undef SIMPLE 158 #undef SIMPLE
159 159
160 private: 160 private:
161 Zone* zone_; 161 Zone* zone_;
162 MachineType word_; 162 MachineType word_;
163 }; 163 };
164 } 164 }
165 } 165 }
166 } // namespace v8::internal::compiler 166 } // namespace v8::internal::compiler
167 167
168 #endif // V8_COMPILER_MACHINE_OPERATOR_H_ 168 #endif // V8_COMPILER_MACHINE_OPERATOR_H_
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