1 /*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <algorithm>
18 #include <ios>
19 #include <iostream>
20 #include <sstream>
21 #include <string>
22 #include <type_traits>
23
24 // Art Offset file dependencies
25 #define DEFINE_INCLUDE_DEPENDENCIES
26 #include "offsets_all.def"
27
to_upper(std::string input)28 std::string to_upper(std::string input) {
29 std::transform(input.begin(), input.end(), input.begin(), ::toupper);
30 return input;
31 }
32
33 template <typename T, typename = void>
34 typename std::enable_if<!std::is_signed<T>::value, std::string>::type
pretty_format(T value)35 pretty_format(T value) {
36 // Print most values as hex.
37 std::stringstream ss;
38 ss << std::showbase << std::hex << value;
39 return ss.str();
40 }
41
42 template <typename T, typename = void>
43 typename std::enable_if<std::is_signed<T>::value, std::string>::type
pretty_format(T value)44 pretty_format(T value) {
45 // Print "signed" values as decimal so that the negativity doesn't get lost.
46 std::stringstream ss;
47
48 // For negative values add a (). Omit it from positive values for conciseness.
49 if (value < 0) {
50 ss << "(";
51 }
52
53 ss << value;
54
55 if (value < 0) {
56 ss << ")";
57 }
58 return ss.str();
59 }
60
61 template <typename T>
cpp_define(const std::string & name,T value)62 void cpp_define(const std::string& name, T value) {
63 std::cout << "#define " << name << " " << pretty_format(value) << std::endl;
64 }
65
66 template <typename T>
emit_check_eq(T value,const std::string & expr)67 void emit_check_eq(T value, const std::string& expr) {
68 std::cout << "DEFINE_CHECK_EQ(" << value << ", (" << expr << "))" << std::endl;
69 }
70
71 const char *kFileHeader = /* // NOLINT [readability/multiline_string] [5] */ R"L1C3NS3(
72 /*
73 * Copyright (C) 2016 The Android Open Source Project
74 *
75 * Licensed under the Apache License, Version 2.0 (the "License");
76 * you may not use this file except in compliance with the License.
77 * You may obtain a copy of the License at
78 *
79 * http://www.apache.org/licenses/LICENSE-2.0
80 *
81 * Unless required by applicable law or agreed to in writing, software
82 * distributed under the License is distributed on an "AS IS" BASIS,
83 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
84 * See the License for the specific language governing permissions and
85 * limitations under the License.
86 */
87
88 #ifndef ART_RUNTIME_GENERATED_ASM_SUPPORT_GEN_H_
89 #define ART_RUNTIME_GENERATED_ASM_SUPPORT_GEN_H_
90
91 // This file has been auto-generated by cpp-define-generator; do not edit directly.
92 )L1C3NS3"; // NOLINT [readability/multiline_string] [5]
93
94 const char *kFileFooter = /* // NOLINT [readability/multiline_string] [5] */ R"F00T3R(
95 #endif // ART_RUNTIME_GENERATED_ASM_SUPPORT_GEN_H_
96 )F00T3R"; // NOLINT [readability/multiline_string] [5]
97
98 #define MACROIZE(holder_type, field_name) to_upper(#holder_type "_" #field_name "_OFFSET")
99
main()100 int main() {
101 std::cout << kFileHeader << std::endl;
102
103 std::string z = "";
104
105 // Print every constant expression to stdout as a #define or a CHECK_EQ
106 #define DEFINE_EXPR(macro_name, field_type, expr) \
107 cpp_define(to_upper(#macro_name), static_cast<field_type>(expr)); \
108 emit_check_eq(z + "static_cast<" #field_type ">(" + to_upper(#macro_name) + ")", \
109 "static_cast<" #field_type ">(" #expr ")");
110 #include "offsets_all.def"
111
112 std::cout << kFileFooter << std::endl;
113 return 0;
114 }
115