| f535537f |
1 | /* Compiler.h : Compiler specific defines and pragmas |
| 2 | 2024-01-22 : Igor Pavlov : Public domain */ |
| 3 | |
| 4 | #ifndef ZIP7_INC_COMPILER_H |
| 5 | #define ZIP7_INC_COMPILER_H |
| 6 | |
| 7 | #if defined(__clang__) |
| 8 | # define Z7_CLANG_VERSION (__clang_major__ * 10000 + __clang_minor__ * 100 + __clang_patchlevel__) |
| 9 | #endif |
| 10 | #if defined(__clang__) && defined(__apple_build_version__) |
| 11 | # define Z7_APPLE_CLANG_VERSION Z7_CLANG_VERSION |
| 12 | #elif defined(__clang__) |
| 13 | # define Z7_LLVM_CLANG_VERSION Z7_CLANG_VERSION |
| 14 | #elif defined(__GNUC__) |
| 15 | # define Z7_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) |
| 16 | #endif |
| 17 | |
| 18 | #ifdef _MSC_VER |
| 19 | #if !defined(__clang__) && !defined(__GNUC__) |
| 20 | #define Z7_MSC_VER_ORIGINAL _MSC_VER |
| 21 | #endif |
| 22 | #endif |
| 23 | |
| 24 | #if defined(__MINGW32__) || defined(__MINGW64__) |
| 25 | #define Z7_MINGW |
| 26 | #endif |
| 27 | |
| 28 | #if defined(__LCC__) && (defined(__MCST__) || defined(__e2k__)) |
| 29 | #define Z7_MCST_LCC |
| 30 | #define Z7_MCST_LCC_VERSION (__LCC__ * 100 + __LCC_MINOR__) |
| 31 | #endif |
| 32 | |
| 33 | /* |
| 34 | #if defined(__AVX2__) \ |
| 35 | || defined(Z7_GCC_VERSION) && (Z7_GCC_VERSION >= 40900) \ |
| 36 | || defined(Z7_APPLE_CLANG_VERSION) && (Z7_APPLE_CLANG_VERSION >= 40600) \ |
| 37 | || defined(Z7_LLVM_CLANG_VERSION) && (Z7_LLVM_CLANG_VERSION >= 30100) \ |
| 38 | || defined(Z7_MSC_VER_ORIGINAL) && (Z7_MSC_VER_ORIGINAL >= 1800) \ |
| 39 | || defined(__INTEL_COMPILER) && (__INTEL_COMPILER >= 1400) |
| 40 | #define Z7_COMPILER_AVX2_SUPPORTED |
| 41 | #endif |
| 42 | #endif |
| 43 | */ |
| 44 | |
| 45 | // #pragma GCC diagnostic ignored "-Wunknown-pragmas" |
| 46 | |
| 47 | #ifdef __clang__ |
| 48 | // padding size of '' with 4 bytes to alignment boundary |
| 49 | #pragma GCC diagnostic ignored "-Wpadded" |
| 50 | |
| 51 | #if defined(Z7_LLVM_CLANG_VERSION) && (__clang_major__ == 13) \ |
| 52 | && defined(__FreeBSD__) |
| 53 | // freebsd: |
| 54 | #pragma GCC diagnostic ignored "-Wexcess-padding" |
| 55 | #endif |
| 56 | |
| 57 | #if __clang_major__ >= 16 |
| 58 | #pragma GCC diagnostic ignored "-Wunsafe-buffer-usage" |
| 59 | #endif |
| 60 | |
| 61 | #if __clang_major__ == 13 |
| 62 | #if defined(__SIZEOF_POINTER__) && (__SIZEOF_POINTER__ == 16) |
| 63 | // cheri |
| 64 | #pragma GCC diagnostic ignored "-Wcapability-to-integer-cast" |
| 65 | #endif |
| 66 | #endif |
| 67 | |
| 68 | #if __clang_major__ == 13 |
| 69 | // for <arm_neon.h> |
| 70 | #pragma GCC diagnostic ignored "-Wreserved-identifier" |
| 71 | #endif |
| 72 | |
| 73 | #endif // __clang__ |
| 74 | |
| 75 | #if defined(_WIN32) && defined(__clang__) && __clang_major__ >= 16 |
| 76 | // #pragma GCC diagnostic ignored "-Wcast-function-type-strict" |
| 77 | #define Z7_DIAGNOSTIC_IGNORE_CAST_FUNCTION \ |
| 78 | _Pragma("GCC diagnostic ignored \"-Wcast-function-type-strict\"") |
| 79 | #else |
| 80 | #define Z7_DIAGNOSTIC_IGNORE_CAST_FUNCTION |
| 81 | #endif |
| 82 | |
| 83 | typedef void (*Z7_void_Function)(void); |
| 84 | #if defined(__clang__) || defined(__GNUC__) |
| 85 | #define Z7_CAST_FUNC_C (Z7_void_Function) |
| 86 | #elif defined(_MSC_VER) && _MSC_VER > 1920 |
| 87 | #define Z7_CAST_FUNC_C (void *) |
| 88 | // #pragma warning(disable : 4191) // 'type cast': unsafe conversion from 'FARPROC' to 'void (__cdecl *)()' |
| 89 | #else |
| 90 | #define Z7_CAST_FUNC_C |
| 91 | #endif |
| 92 | /* |
| 93 | #if (defined(__GNUC__) && (__GNUC__ >= 8)) || defined(__clang__) |
| 94 | // #pragma GCC diagnostic ignored "-Wcast-function-type" |
| 95 | #endif |
| 96 | */ |
| 97 | #ifdef __GNUC__ |
| 98 | #if defined(Z7_GCC_VERSION) && (Z7_GCC_VERSION >= 40000) && (Z7_GCC_VERSION < 70000) |
| 99 | #pragma GCC diagnostic ignored "-Wstrict-aliasing" |
| 100 | #endif |
| 101 | #endif |
| 102 | |
| 103 | |
| 104 | #ifdef _MSC_VER |
| 105 | |
| 106 | #ifdef UNDER_CE |
| 107 | #define RPC_NO_WINDOWS_H |
| 108 | /* #pragma warning(disable : 4115) // '_RPC_ASYNC_STATE' : named type definition in parentheses */ |
| 109 | #pragma warning(disable : 4201) // nonstandard extension used : nameless struct/union |
| 110 | #pragma warning(disable : 4214) // nonstandard extension used : bit field types other than int |
| 111 | #endif |
| 112 | |
| 113 | #if defined(_MSC_VER) && _MSC_VER >= 1800 |
| 114 | #pragma warning(disable : 4464) // relative include path contains '..' |
| 115 | #endif |
| 116 | |
| 117 | // == 1200 : -O1 : for __forceinline |
| 118 | // >= 1900 : -O1 : for printf |
| 119 | #pragma warning(disable : 4710) // function not inlined |
| 120 | |
| 121 | #if _MSC_VER < 1900 |
| 122 | // winnt.h: 'Int64ShllMod32' |
| 123 | #pragma warning(disable : 4514) // unreferenced inline function has been removed |
| 124 | #endif |
| 125 | |
| 126 | #if _MSC_VER < 1300 |
| 127 | // #pragma warning(disable : 4702) // unreachable code |
| 128 | // Bra.c : -O1: |
| 129 | #pragma warning(disable : 4714) // function marked as __forceinline not inlined |
| 130 | #endif |
| 131 | |
| 132 | /* |
| 133 | #if _MSC_VER > 1400 && _MSC_VER <= 1900 |
| 134 | // strcat: This function or variable may be unsafe |
| 135 | // sysinfoapi.h: kit10: GetVersion was declared deprecated |
| 136 | #pragma warning(disable : 4996) |
| 137 | #endif |
| 138 | */ |
| 139 | |
| 140 | #if _MSC_VER > 1200 |
| 141 | // -Wall warnings |
| 142 | |
| 143 | #pragma warning(disable : 4711) // function selected for automatic inline expansion |
| 144 | #pragma warning(disable : 4820) // '2' bytes padding added after data member |
| 145 | |
| 146 | #if _MSC_VER >= 1400 && _MSC_VER < 1920 |
| 147 | // 1400: string.h: _DBG_MEMCPY_INLINE_ |
| 148 | // 1600 - 191x : smmintrin.h __cplusplus' |
| 149 | // is not defined as a preprocessor macro, replacing with '0' for '#if/#elif' |
| 150 | #pragma warning(disable : 4668) |
| 151 | |
| 152 | // 1400 - 1600 : WinDef.h : 'FARPROC' : |
| 153 | // 1900 - 191x : immintrin.h: _readfsbase_u32 |
| 154 | // no function prototype given : converting '()' to '(void)' |
| 155 | #pragma warning(disable : 4255) |
| 156 | #endif |
| 157 | |
| 158 | #if _MSC_VER >= 1914 |
| 159 | // Compiler will insert Spectre mitigation for memory load if /Qspectre switch specified |
| 160 | #pragma warning(disable : 5045) |
| 161 | #endif |
| 162 | |
| 163 | #endif // _MSC_VER > 1200 |
| 164 | #endif // _MSC_VER |
| 165 | |
| 166 | |
| 167 | #if defined(__clang__) && (__clang_major__ >= 4) |
| 168 | #define Z7_PRAGMA_OPT_DISABLE_LOOP_UNROLL_VECTORIZE \ |
| 169 | _Pragma("clang loop unroll(disable)") \ |
| 170 | _Pragma("clang loop vectorize(disable)") |
| 171 | #define Z7_ATTRIB_NO_VECTORIZE |
| 172 | #elif defined(__GNUC__) && (__GNUC__ >= 5) \ |
| 173 | && (!defined(Z7_MCST_LCC_VERSION) || (Z7_MCST_LCC_VERSION >= 12610)) |
| 174 | #define Z7_ATTRIB_NO_VECTORIZE __attribute__((optimize("no-tree-vectorize"))) |
| 175 | // __attribute__((optimize("no-unroll-loops"))); |
| 176 | #define Z7_PRAGMA_OPT_DISABLE_LOOP_UNROLL_VECTORIZE |
| 177 | #elif defined(_MSC_VER) && (_MSC_VER >= 1920) |
| 178 | #define Z7_PRAGMA_OPT_DISABLE_LOOP_UNROLL_VECTORIZE \ |
| 179 | _Pragma("loop( no_vector )") |
| 180 | #define Z7_ATTRIB_NO_VECTORIZE |
| 181 | #else |
| 182 | #define Z7_PRAGMA_OPT_DISABLE_LOOP_UNROLL_VECTORIZE |
| 183 | #define Z7_ATTRIB_NO_VECTORIZE |
| 184 | #endif |
| 185 | |
| 186 | #if defined(MY_CPU_X86_OR_AMD64) && ( \ |
| 187 | defined(__clang__) && (__clang_major__ >= 4) \ |
| 188 | || defined(__GNUC__) && (__GNUC__ >= 5)) |
| 189 | #define Z7_ATTRIB_NO_SSE __attribute__((__target__("no-sse"))) |
| 190 | #else |
| 191 | #define Z7_ATTRIB_NO_SSE |
| 192 | #endif |
| 193 | |
| 194 | #define Z7_ATTRIB_NO_VECTOR \ |
| 195 | Z7_ATTRIB_NO_VECTORIZE \ |
| 196 | Z7_ATTRIB_NO_SSE |
| 197 | |
| 198 | |
| 199 | #if defined(__clang__) && (__clang_major__ >= 8) \ |
| 200 | || defined(__GNUC__) && (__GNUC__ >= 1000) \ |
| 201 | /* || defined(_MSC_VER) && (_MSC_VER >= 1920) */ |
| 202 | // GCC is not good for __builtin_expect() |
| 203 | #define Z7_LIKELY(x) (__builtin_expect((x), 1)) |
| 204 | #define Z7_UNLIKELY(x) (__builtin_expect((x), 0)) |
| 205 | // #define Z7_unlikely [[unlikely]] |
| 206 | // #define Z7_likely [[likely]] |
| 207 | #else |
| 208 | #define Z7_LIKELY(x) (x) |
| 209 | #define Z7_UNLIKELY(x) (x) |
| 210 | // #define Z7_likely |
| 211 | #endif |
| 212 | |
| 213 | |
| 214 | #if (defined(Z7_CLANG_VERSION) && (Z7_CLANG_VERSION >= 30600)) |
| 215 | |
| 216 | #if (Z7_CLANG_VERSION < 130000) |
| 217 | #define Z7_DIAGNOSTIC_IGNORE_BEGIN_RESERVED_MACRO_IDENTIFIER \ |
| 218 | _Pragma("GCC diagnostic push") \ |
| 219 | _Pragma("GCC diagnostic ignored \"-Wreserved-id-macro\"") |
| 220 | #else |
| 221 | #define Z7_DIAGNOSTIC_IGNORE_BEGIN_RESERVED_MACRO_IDENTIFIER \ |
| 222 | _Pragma("GCC diagnostic push") \ |
| 223 | _Pragma("GCC diagnostic ignored \"-Wreserved-macro-identifier\"") |
| 224 | #endif |
| 225 | |
| 226 | #define Z7_DIAGNOSTIC_IGNORE_END_RESERVED_MACRO_IDENTIFIER \ |
| 227 | _Pragma("GCC diagnostic pop") |
| 228 | #else |
| 229 | #define Z7_DIAGNOSTIC_IGNORE_BEGIN_RESERVED_MACRO_IDENTIFIER |
| 230 | #define Z7_DIAGNOSTIC_IGNORE_END_RESERVED_MACRO_IDENTIFIER |
| 231 | #endif |
| 232 | |
| 233 | #define UNUSED_VAR(x) (void)x; |
| 234 | /* #define UNUSED_VAR(x) x=x; */ |
| 235 | |
| 236 | #endif |
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