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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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 #include "src/compiler/operator.h" | 5 #include "src/compiler/operator.h" |
6 | 6 |
7 #include <limits> | 7 #include <limits> |
8 | 8 |
9 namespace v8 { | 9 namespace v8 { |
10 namespace internal { | 10 namespace internal { |
11 namespace compiler { | 11 namespace compiler { |
12 | 12 |
13 namespace { | 13 namespace { |
14 | 14 |
15 template <typename N> | 15 template <typename N> |
16 V8_INLINE N CheckRange(size_t val) { | 16 V8_INLINE N CheckRange(size_t val) { |
17 CHECK_LE(val, std::numeric_limits<N>::max()); | 17 CHECK_LE(val, std::numeric_limits<N>::max()); |
18 return static_cast<N>(val); | 18 return static_cast<N>(val); |
19 } | 19 } |
20 | 20 |
21 } // namespace | 21 } // namespace |
22 | 22 |
23 | 23 |
24 // static | 24 // static |
25 STATIC_CONST_MEMBER_DEFINITION const size_t Operator::kMaxControlOutputCount; | 25 STATIC_CONST_MEMBER_DEFINITION const size_t Operator::kMaxControlOutputCount; |
26 | 26 |
27 | |
28 Operator::Operator(Opcode opcode, Properties properties, const char* mnemonic, | 27 Operator::Operator(Opcode opcode, Properties properties, const char* mnemonic, |
29 size_t value_in, size_t effect_in, size_t control_in, | 28 size_t value_in, size_t effect_in, size_t control_in, |
30 size_t value_out, size_t effect_out, size_t control_out) | 29 size_t value_out, size_t effect_out, size_t control_out) |
31 : opcode_(opcode), | 30 : opcode_(opcode), |
32 properties_(properties), | 31 properties_(properties), |
33 mnemonic_(mnemonic), | 32 mnemonic_(mnemonic), |
34 value_in_(CheckRange<uint32_t>(value_in)), | 33 value_in_(CheckRange<uint32_t>(value_in)), |
35 effect_in_(CheckRange<uint16_t>(effect_in)), | 34 effect_in_(CheckRange<uint16_t>(effect_in)), |
36 control_in_(CheckRange<uint16_t>(control_in)), | 35 control_in_(CheckRange<uint16_t>(control_in)), |
37 value_out_(CheckRange<uint16_t>(value_out)), | 36 value_out_(CheckRange<uint16_t>(value_out)), |
38 effect_out_(CheckRange<uint8_t>(effect_out)), | 37 effect_out_(CheckRange<uint8_t>(effect_out)), |
39 control_out_(CheckRange<uint16_t>(control_out)) {} | 38 control_out_(CheckRange<uint32_t>(control_out)) {} |
40 | |
41 | 39 |
42 std::ostream& operator<<(std::ostream& os, const Operator& op) { | 40 std::ostream& operator<<(std::ostream& os, const Operator& op) { |
43 op.PrintTo(os); | 41 op.PrintTo(os); |
44 return os; | 42 return os; |
45 } | 43 } |
46 | 44 |
47 void Operator::PrintToImpl(std::ostream& os, PrintVerbosity verbose) const { | 45 void Operator::PrintToImpl(std::ostream& os, PrintVerbosity verbose) const { |
48 os << mnemonic(); | 46 os << mnemonic(); |
49 } | 47 } |
50 | 48 |
51 void Operator::PrintPropsTo(std::ostream& os) const { | 49 void Operator::PrintPropsTo(std::ostream& os) const { |
52 std::string separator = ""; | 50 std::string separator = ""; |
53 | 51 |
54 #define PRINT_PROP_IF_SET(name) \ | 52 #define PRINT_PROP_IF_SET(name) \ |
55 if (HasProperty(Operator::k##name)) { \ | 53 if (HasProperty(Operator::k##name)) { \ |
56 os << separator; \ | 54 os << separator; \ |
57 os << #name; \ | 55 os << #name; \ |
58 separator = ", "; \ | 56 separator = ", "; \ |
59 } | 57 } |
60 OPERATOR_PROPERTY_LIST(PRINT_PROP_IF_SET) | 58 OPERATOR_PROPERTY_LIST(PRINT_PROP_IF_SET) |
61 #undef PRINT_PROP_IF_SET | 59 #undef PRINT_PROP_IF_SET |
62 } | 60 } |
63 | 61 |
64 } // namespace compiler | 62 } // namespace compiler |
65 } // namespace internal | 63 } // namespace internal |
66 } // namespace v8 | 64 } // namespace v8 |
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