Kev Mann / mbed-dev-OS5_10_4

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platform/mbed_toolchain.h@2:7aab896b1a3b, 2019-03-13 (annotated)

Committer:
kevman
Date:
Wed Mar 13 11:03:24 2019 +0000
Revision:
2:7aab896b1a3b
Parent:
0:38ceb79fef03 
2019-03-13

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kevman 0:38ceb79fef03 1
kevman 0:38ceb79fef03 2 /** \addtogroup platform */
kevman 0:38ceb79fef03 3 /** @{*/
kevman 0:38ceb79fef03 4 /**
kevman 0:38ceb79fef03 5 * \defgroup platform_toolchain Toolchain functions
kevman 0:38ceb79fef03 6 * @{
kevman 0:38ceb79fef03 7 */
kevman 0:38ceb79fef03 8
kevman 0:38ceb79fef03 9 /* mbed Microcontroller Library
kevman 0:38ceb79fef03 10 * Copyright (c) 2006-2013 ARM Limited
kevman 0:38ceb79fef03 11 *
kevman 0:38ceb79fef03 12 * Licensed under the Apache License, Version 2.0 (the "License");
kevman 0:38ceb79fef03 13 * you may not use this file except in compliance with the License.
kevman 0:38ceb79fef03 14 * You may obtain a copy of the License at
kevman 0:38ceb79fef03 15 *
kevman 0:38ceb79fef03 16 * http://www.apache.org/licenses/LICENSE-2.0
kevman 0:38ceb79fef03 17 *
kevman 0:38ceb79fef03 18 * Unless required by applicable law or agreed to in writing, software
kevman 0:38ceb79fef03 19 * distributed under the License is distributed on an "AS IS" BASIS,
kevman 0:38ceb79fef03 20 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kevman 0:38ceb79fef03 21 * See the License for the specific language governing permissions and
kevman 0:38ceb79fef03 22 * limitations under the License.
kevman 0:38ceb79fef03 23 */
kevman 0:38ceb79fef03 24 #ifndef MBED_TOOLCHAIN_H
kevman 0:38ceb79fef03 25 #define MBED_TOOLCHAIN_H
kevman 0:38ceb79fef03 26
kevman 0:38ceb79fef03 27 #include "mbed_preprocessor.h"
kevman 0:38ceb79fef03 28
kevman 0:38ceb79fef03 29
kevman 0:38ceb79fef03 30 // Warning for unsupported compilers
kevman 0:38ceb79fef03 31 #if !defined(__GNUC__) /* GCC */ \
kevman 0:38ceb79fef03 32 && !defined(__CC_ARM) /* ARMCC */ \
kevman 0:38ceb79fef03 33 && !defined(__clang__) /* LLVM/Clang */ \
kevman 0:38ceb79fef03 34 && !defined(__ICCARM__) /* IAR */
kevman 0:38ceb79fef03 35 #warning "This compiler is not yet supported."
kevman 0:38ceb79fef03 36 #endif
kevman 0:38ceb79fef03 37
kevman 0:38ceb79fef03 38
kevman 0:38ceb79fef03 39 // Attributes
kevman 0:38ceb79fef03 40
kevman 0:38ceb79fef03 41 /** MBED_PACKED
kevman 0:38ceb79fef03 42 * Pack a structure, preventing any padding from being added between fields.
kevman 0:38ceb79fef03 43 *
kevman 0:38ceb79fef03 44 * @code
kevman 0:38ceb79fef03 45 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 46 *
kevman 0:38ceb79fef03 47 * MBED_PACKED(struct) foo {
kevman 0:38ceb79fef03 48 * char x;
kevman 0:38ceb79fef03 49 * int y;
kevman 0:38ceb79fef03 50 * };
kevman 0:38ceb79fef03 51 * @endcode
kevman 0:38ceb79fef03 52 */
kevman 0:38ceb79fef03 53 #ifndef MBED_PACKED
kevman 0:38ceb79fef03 54 #if defined(__ICCARM__)
kevman 0:38ceb79fef03 55 #define MBED_PACKED(struct) __packed struct
kevman 0:38ceb79fef03 56 #else
kevman 0:38ceb79fef03 57 #define MBED_PACKED(struct) struct __attribute__((packed))
kevman 0:38ceb79fef03 58 #endif
kevman 0:38ceb79fef03 59 #endif
kevman 0:38ceb79fef03 60
kevman 0:38ceb79fef03 61 /** MBED_ALIGN(N)
kevman 0:38ceb79fef03 62 * Declare a variable to be aligned on an N-byte boundary.
kevman 0:38ceb79fef03 63 *
kevman 0:38ceb79fef03 64 * @note
kevman 0:38ceb79fef03 65 * IAR does not support alignment greater than word size on the stack
kevman 0:38ceb79fef03 66 *
kevman 0:38ceb79fef03 67 * @code
kevman 0:38ceb79fef03 68 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 69 *
kevman 0:38ceb79fef03 70 * MBED_ALIGN(16) char a;
kevman 0:38ceb79fef03 71 * @endcode
kevman 0:38ceb79fef03 72 */
kevman 0:38ceb79fef03 73 #ifndef MBED_ALIGN
kevman 0:38ceb79fef03 74 #if defined(__ICCARM__)
kevman 0:38ceb79fef03 75 #define MBED_ALIGN(N) _Pragma(MBED_STRINGIFY(data_alignment=N))
kevman 0:38ceb79fef03 76 #else
kevman 0:38ceb79fef03 77 #define MBED_ALIGN(N) __attribute__((aligned(N)))
kevman 0:38ceb79fef03 78 #endif
kevman 0:38ceb79fef03 79 #endif
kevman 0:38ceb79fef03 80
kevman 0:38ceb79fef03 81 /** MBED_UNUSED
kevman 0:38ceb79fef03 82 * Declare a function argument to be unused, suppressing compiler warnings
kevman 0:38ceb79fef03 83 *
kevman 0:38ceb79fef03 84 * @code
kevman 0:38ceb79fef03 85 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 86 *
kevman 0:38ceb79fef03 87 * void foo(MBED_UNUSED int arg) {
kevman 0:38ceb79fef03 88 *
kevman 0:38ceb79fef03 89 * }
kevman 0:38ceb79fef03 90 * @endcode
kevman 0:38ceb79fef03 91 */
kevman 0:38ceb79fef03 92 #ifndef MBED_UNUSED
kevman 0:38ceb79fef03 93 #if defined(__GNUC__) || defined(__clang__) || defined(__CC_ARM)
kevman 0:38ceb79fef03 94 #define MBED_UNUSED __attribute__((__unused__))
kevman 0:38ceb79fef03 95 #else
kevman 0:38ceb79fef03 96 #define MBED_UNUSED
kevman 0:38ceb79fef03 97 #endif
kevman 0:38ceb79fef03 98 #endif
kevman 0:38ceb79fef03 99
kevman 0:38ceb79fef03 100 /** MBED_USED
kevman 0:38ceb79fef03 101 * Inform the compiler that a static variable is to be retained in the object file, even if it is unreferenced.
kevman 0:38ceb79fef03 102 *
kevman 0:38ceb79fef03 103 * @code
kevman 0:38ceb79fef03 104 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 105 *
kevman 0:38ceb79fef03 106 * MBED_USED int foo;
kevman 0:38ceb79fef03 107 *
kevman 0:38ceb79fef03 108 * @endcode
kevman 0:38ceb79fef03 109 */
kevman 0:38ceb79fef03 110 #ifndef MBED_USED
kevman 0:38ceb79fef03 111 #if defined(__GNUC__) || defined(__clang__) || defined(__CC_ARM)
kevman 0:38ceb79fef03 112 #define MBED_USED __attribute__((used))
kevman 0:38ceb79fef03 113 #elif defined(__ICCARM__)
kevman 0:38ceb79fef03 114 #define MBED_USED __root
kevman 0:38ceb79fef03 115 #else
kevman 0:38ceb79fef03 116 #define MBED_USED
kevman 0:38ceb79fef03 117 #endif
kevman 0:38ceb79fef03 118 #endif
kevman 0:38ceb79fef03 119
kevman 0:38ceb79fef03 120 /** MBED_WEAK
kevman 0:38ceb79fef03 121 * Mark a function as being weak.
kevman 0:38ceb79fef03 122 *
kevman 0:38ceb79fef03 123 * @note
kevman 0:38ceb79fef03 124 * Functions should only be marked as weak in the source file. The header file
kevman 0:38ceb79fef03 125 * should contain a regular function declaration to insure the function is emitted.
kevman 0:38ceb79fef03 126 * A function marked weak will not be emitted if an alternative non-weak
kevman 0:38ceb79fef03 127 * implementation is defined.
kevman 0:38ceb79fef03 128 *
kevman 0:38ceb79fef03 129 * @note
kevman 0:38ceb79fef03 130 * Weak functions are not friendly to making code re-usable, as they can only
kevman 0:38ceb79fef03 131 * be overridden once (and if they are multiply overridden the linker will emit
kevman 0:38ceb79fef03 132 * no warning). You should not normally use weak symbols as part of the API to
kevman 0:38ceb79fef03 133 * re-usable modules.
kevman 0:38ceb79fef03 134 *
kevman 0:38ceb79fef03 135 * @code
kevman 0:38ceb79fef03 136 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 137 *
kevman 0:38ceb79fef03 138 * MBED_WEAK void foo() {
kevman 0:38ceb79fef03 139 * // a weak implementation of foo that can be overriden by a definition
kevman 0:38ceb79fef03 140 * // without __weak
kevman 0:38ceb79fef03 141 * }
kevman 0:38ceb79fef03 142 * @endcode
kevman 0:38ceb79fef03 143 */
kevman 0:38ceb79fef03 144 #ifndef MBED_WEAK
kevman 0:38ceb79fef03 145 #if defined(__ICCARM__)
kevman 0:38ceb79fef03 146 #define MBED_WEAK __weak
kevman 0:38ceb79fef03 147 #elif defined(__MINGW32__)
kevman 0:38ceb79fef03 148 #define MBED_WEAK
kevman 0:38ceb79fef03 149 #else
kevman 0:38ceb79fef03 150 #define MBED_WEAK __attribute__((weak))
kevman 0:38ceb79fef03 151 #endif
kevman 0:38ceb79fef03 152 #endif
kevman 0:38ceb79fef03 153
kevman 0:38ceb79fef03 154 /** MBED_PURE
kevman 0:38ceb79fef03 155 * Hint to the compiler that a function depends only on parameters
kevman 0:38ceb79fef03 156 *
kevman 0:38ceb79fef03 157 * @code
kevman 0:38ceb79fef03 158 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 159 *
kevman 0:38ceb79fef03 160 * MBED_PURE int foo(int arg){
kevman 0:38ceb79fef03 161 * // no access to global variables
kevman 0:38ceb79fef03 162 * }
kevman 0:38ceb79fef03 163 * @endcode
kevman 0:38ceb79fef03 164 */
kevman 0:38ceb79fef03 165 #ifndef MBED_PURE
kevman 0:38ceb79fef03 166 #if defined(__GNUC__) || defined(__clang__) || defined(__CC_ARM)
kevman 0:38ceb79fef03 167 #define MBED_PURE __attribute__((const))
kevman 0:38ceb79fef03 168 #else
kevman 0:38ceb79fef03 169 #define MBED_PURE
kevman 0:38ceb79fef03 170 #endif
kevman 0:38ceb79fef03 171 #endif
kevman 0:38ceb79fef03 172
kevman 0:38ceb79fef03 173 /** MBED_NOINLINE
kevman 0:38ceb79fef03 174 * Declare a function that must not be inlined.
kevman 0:38ceb79fef03 175 *
kevman 0:38ceb79fef03 176 * @code
kevman 0:38ceb79fef03 177 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 178 *
kevman 0:38ceb79fef03 179 * MBED_NOINLINE void foo() {
kevman 0:38ceb79fef03 180 *
kevman 0:38ceb79fef03 181 * }
kevman 0:38ceb79fef03 182 * @endcode
kevman 0:38ceb79fef03 183 */
kevman 0:38ceb79fef03 184 #ifndef MBED_NOINLINE
kevman 0:38ceb79fef03 185 #if defined(__GNUC__) || defined(__clang__) || defined(__CC_ARM)
kevman 0:38ceb79fef03 186 #define MBED_NOINLINE __attribute__((noinline))
kevman 0:38ceb79fef03 187 #elif defined(__ICCARM__)
kevman 0:38ceb79fef03 188 #define MBED_NOINLINE _Pragma("inline=never")
kevman 0:38ceb79fef03 189 #else
kevman 0:38ceb79fef03 190 #define MBED_NOINLINE
kevman 0:38ceb79fef03 191 #endif
kevman 0:38ceb79fef03 192 #endif
kevman 0:38ceb79fef03 193
kevman 0:38ceb79fef03 194 /** MBED_FORCEINLINE
kevman 0:38ceb79fef03 195 * Declare a function that must always be inlined. Failure to inline
kevman 0:38ceb79fef03 196 * such a function will result in an error.
kevman 0:38ceb79fef03 197 *
kevman 0:38ceb79fef03 198 * @code
kevman 0:38ceb79fef03 199 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 200 *
kevman 0:38ceb79fef03 201 * MBED_FORCEINLINE void foo() {
kevman 0:38ceb79fef03 202 *
kevman 0:38ceb79fef03 203 * }
kevman 0:38ceb79fef03 204 * @endcode
kevman 0:38ceb79fef03 205 */
kevman 0:38ceb79fef03 206 #ifndef MBED_FORCEINLINE
kevman 0:38ceb79fef03 207 #if defined(__GNUC__) || defined(__clang__) || defined(__CC_ARM)
kevman 0:38ceb79fef03 208 #define MBED_FORCEINLINE static inline __attribute__((always_inline))
kevman 0:38ceb79fef03 209 #elif defined(__ICCARM__)
kevman 0:38ceb79fef03 210 #define MBED_FORCEINLINE _Pragma("inline=forced") static
kevman 0:38ceb79fef03 211 #else
kevman 0:38ceb79fef03 212 #define MBED_FORCEINLINE static inline
kevman 0:38ceb79fef03 213 #endif
kevman 0:38ceb79fef03 214 #endif
kevman 0:38ceb79fef03 215
kevman 0:38ceb79fef03 216 /** MBED_NORETURN
kevman 0:38ceb79fef03 217 * Declare a function that will never return.
kevman 0:38ceb79fef03 218 *
kevman 0:38ceb79fef03 219 * @code
kevman 0:38ceb79fef03 220 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 221 *
kevman 0:38ceb79fef03 222 * MBED_NORETURN void foo() {
kevman 0:38ceb79fef03 223 * // must never return
kevman 0:38ceb79fef03 224 * while (1) {}
kevman 0:38ceb79fef03 225 * }
kevman 0:38ceb79fef03 226 * @endcode
kevman 0:38ceb79fef03 227 */
kevman 0:38ceb79fef03 228 #ifndef MBED_NORETURN
kevman 0:38ceb79fef03 229 #if defined(__GNUC__) || defined(__clang__) || defined(__CC_ARM)
kevman 0:38ceb79fef03 230 #define MBED_NORETURN __attribute__((noreturn))
kevman 0:38ceb79fef03 231 #elif defined(__ICCARM__)
kevman 0:38ceb79fef03 232 #define MBED_NORETURN __noreturn
kevman 0:38ceb79fef03 233 #else
kevman 0:38ceb79fef03 234 #define MBED_NORETURN
kevman 0:38ceb79fef03 235 #endif
kevman 0:38ceb79fef03 236 #endif
kevman 0:38ceb79fef03 237
kevman 0:38ceb79fef03 238 /** MBED_UNREACHABLE
kevman 0:38ceb79fef03 239 * An unreachable statement. If the statement is reached,
kevman 0:38ceb79fef03 240 * behaviour is undefined. Useful in situations where the compiler
kevman 0:38ceb79fef03 241 * cannot deduce the unreachability of code.
kevman 0:38ceb79fef03 242 *
kevman 0:38ceb79fef03 243 * @code
kevman 0:38ceb79fef03 244 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 245 *
kevman 0:38ceb79fef03 246 * void foo(int arg) {
kevman 0:38ceb79fef03 247 * switch (arg) {
kevman 0:38ceb79fef03 248 * case 1: return 1;
kevman 0:38ceb79fef03 249 * case 2: return 2;
kevman 0:38ceb79fef03 250 * ...
kevman 0:38ceb79fef03 251 * }
kevman 0:38ceb79fef03 252 * MBED_UNREACHABLE;
kevman 0:38ceb79fef03 253 * }
kevman 0:38ceb79fef03 254 * @endcode
kevman 0:38ceb79fef03 255 */
kevman 0:38ceb79fef03 256 #ifndef MBED_UNREACHABLE
kevman 0:38ceb79fef03 257 #if (defined(__GNUC__) || defined(__clang__)) && !defined(__CC_ARM)
kevman 0:38ceb79fef03 258 #define MBED_UNREACHABLE __builtin_unreachable()
kevman 0:38ceb79fef03 259 #else
kevman 0:38ceb79fef03 260 #define MBED_UNREACHABLE while (1)
kevman 0:38ceb79fef03 261 #endif
kevman 0:38ceb79fef03 262 #endif
kevman 0:38ceb79fef03 263
kevman 0:38ceb79fef03 264 /** MBED_DEPRECATED("message string")
kevman 0:38ceb79fef03 265 * Mark a function declaration as deprecated, if it used then a warning will be
kevman 0:38ceb79fef03 266 * issued by the compiler possibly including the provided message. Note that not
kevman 0:38ceb79fef03 267 * all compilers are able to display the message.
kevman 0:38ceb79fef03 268 *
kevman 0:38ceb79fef03 269 * @code
kevman 0:38ceb79fef03 270 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 271 *
kevman 0:38ceb79fef03 272 * MBED_DEPRECATED("don't foo any more, bar instead")
kevman 0:38ceb79fef03 273 * void foo(int arg);
kevman 0:38ceb79fef03 274 * @endcode
kevman 0:38ceb79fef03 275 */
kevman 0:38ceb79fef03 276 #ifndef MBED_DEPRECATED
kevman 0:38ceb79fef03 277 #if defined(__CC_ARM)
kevman 0:38ceb79fef03 278 #define MBED_DEPRECATED(M) __attribute__((deprecated))
kevman 0:38ceb79fef03 279 #elif defined(__GNUC__) || defined(__clang__)
kevman 0:38ceb79fef03 280 #define MBED_DEPRECATED(M) __attribute__((deprecated(M)))
kevman 0:38ceb79fef03 281 #else
kevman 0:38ceb79fef03 282 #define MBED_DEPRECATED(M)
kevman 0:38ceb79fef03 283 #endif
kevman 0:38ceb79fef03 284 #endif
kevman 0:38ceb79fef03 285
kevman 0:38ceb79fef03 286 /** MBED_DEPRECATED_SINCE("version", "message string")
kevman 0:38ceb79fef03 287 * Mark a function declaration as deprecated, noting that the declaration was
kevman 0:38ceb79fef03 288 * deprecated on the specified version. If the function is used then a warning
kevman 0:38ceb79fef03 289 * will be issued by the compiler possibly including the provided message.
kevman 0:38ceb79fef03 290 * Note that not all compilers are able to display this message.
kevman 0:38ceb79fef03 291 *
kevman 0:38ceb79fef03 292 * @code
kevman 0:38ceb79fef03 293 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 294 *
kevman 0:38ceb79fef03 295 * MBED_DEPRECATED_SINCE("mbed-os-5.1", "don't foo any more, bar instead")
kevman 0:38ceb79fef03 296 * void foo(int arg);
kevman 0:38ceb79fef03 297 * @endcode
kevman 0:38ceb79fef03 298 */
kevman 0:38ceb79fef03 299 #define MBED_DEPRECATED_SINCE(D, M) MBED_DEPRECATED(M " [since " D "]")
kevman 0:38ceb79fef03 300
kevman 0:38ceb79fef03 301 /** MBED_CALLER_ADDR()
kevman 0:38ceb79fef03 302 * Returns the caller of the current function.
kevman 0:38ceb79fef03 303 *
kevman 0:38ceb79fef03 304 * @note
kevman 0:38ceb79fef03 305 * This macro is only implemented for GCC and ARMCC.
kevman 0:38ceb79fef03 306 *
kevman 0:38ceb79fef03 307 * @code
kevman 0:38ceb79fef03 308 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 309 *
kevman 0:38ceb79fef03 310 * printf("This function was called from %p", MBED_CALLER_ADDR());
kevman 0:38ceb79fef03 311 * @endcode
kevman 0:38ceb79fef03 312 *
kevman 0:38ceb79fef03 313 * @return Address of the calling function
kevman 0:38ceb79fef03 314 */
kevman 0:38ceb79fef03 315 #ifndef MBED_CALLER_ADDR
kevman 0:38ceb79fef03 316 #if (defined(__GNUC__) || defined(__clang__)) && !defined(__CC_ARM)
kevman 0:38ceb79fef03 317 #define MBED_CALLER_ADDR() __builtin_extract_return_addr(__builtin_return_address(0))
kevman 0:38ceb79fef03 318 #elif defined(__CC_ARM)
kevman 0:38ceb79fef03 319 #define MBED_CALLER_ADDR() __builtin_return_address(0)
kevman 0:38ceb79fef03 320 #else
kevman 0:38ceb79fef03 321 #define MBED_CALLER_ADDR() (NULL)
kevman 0:38ceb79fef03 322 #endif
kevman 0:38ceb79fef03 323 #endif
kevman 0:38ceb79fef03 324
kevman 0:38ceb79fef03 325 #ifndef MBED_SECTION
kevman 0:38ceb79fef03 326 #if (defined(__GNUC__) || defined(__clang__)) || defined(__CC_ARM)
kevman 0:38ceb79fef03 327 #define MBED_SECTION(name) __attribute__ ((section (name)))
kevman 0:38ceb79fef03 328 #elif defined(__ICCARM__)
kevman 0:38ceb79fef03 329 #define MBED_SECTION(name) _Pragma(MBED_STRINGIFY(location=name))
kevman 0:38ceb79fef03 330 #else
kevman 0:38ceb79fef03 331 #error "Missing MBED_SECTION directive"
kevman 0:38ceb79fef03 332 #endif
kevman 0:38ceb79fef03 333 #endif
kevman 0:38ceb79fef03 334
kevman 0:38ceb79fef03 335 /**
kevman 0:38ceb79fef03 336 * Macro expanding to a string literal of the enclosing function name.
kevman 0:38ceb79fef03 337 *
kevman 0:38ceb79fef03 338 * The string returned takes into account language specificity and yield human
kevman 0:38ceb79fef03 339 * readable content.
kevman 0:38ceb79fef03 340 *
kevman 0:38ceb79fef03 341 * As an example, if the macro is used within a C++ function then the string
kevman 0:38ceb79fef03 342 * literal containing the function name will contain the complete signature of
kevman 0:38ceb79fef03 343 * the function - including template parameters - and namespace qualifications.
kevman 0:38ceb79fef03 344 */
kevman 0:38ceb79fef03 345 #ifndef MBED_PRETTY_FUNCTION
kevman 0:38ceb79fef03 346 #define MBED_PRETTY_FUNCTION __PRETTY_FUNCTION__
kevman 0:38ceb79fef03 347 #endif
kevman 0:38ceb79fef03 348
kevman 0:38ceb79fef03 349 #ifndef MBED_PRINTF
kevman 0:38ceb79fef03 350 #if defined(__GNUC__) || defined(__CC_ARM)
kevman 0:38ceb79fef03 351 #define MBED_PRINTF(format_idx, first_param_idx) __attribute__ ((__format__(__printf__, format_idx, first_param_idx)))
kevman 0:38ceb79fef03 352 #else
kevman 0:38ceb79fef03 353 #define MBED_PRINTF(format_idx, first_param_idx)
kevman 0:38ceb79fef03 354 #endif
kevman 0:38ceb79fef03 355 #endif
kevman 0:38ceb79fef03 356
kevman 0:38ceb79fef03 357 #ifndef MBED_PRINTF_METHOD
kevman 0:38ceb79fef03 358 #if defined(__GNUC__) || defined(__CC_ARM)
kevman 0:38ceb79fef03 359 #define MBED_PRINTF_METHOD(format_idx, first_param_idx) __attribute__ ((__format__(__printf__, format_idx+1, first_param_idx+1)))
kevman 0:38ceb79fef03 360 #else
kevman 0:38ceb79fef03 361 #define MBED_PRINTF_METHOD(format_idx, first_param_idx)
kevman 0:38ceb79fef03 362 #endif
kevman 0:38ceb79fef03 363 #endif
kevman 0:38ceb79fef03 364
kevman 0:38ceb79fef03 365 #ifndef MBED_SCANF
kevman 0:38ceb79fef03 366 #if defined(__GNUC__) || defined(__CC_ARM)
kevman 0:38ceb79fef03 367 #define MBED_SCANF(format_idx, first_param_idx) __attribute__ ((__format__(__scanf__, format_idx, first_param_idx)))
kevman 0:38ceb79fef03 368 #else
kevman 0:38ceb79fef03 369 #define MBED_SCANF(format_idx, first_param_idx)
kevman 0:38ceb79fef03 370 #endif
kevman 0:38ceb79fef03 371 #endif
kevman 0:38ceb79fef03 372
kevman 0:38ceb79fef03 373 #ifndef MBED_SCANF_METHOD
kevman 0:38ceb79fef03 374 #if defined(__GNUC__) || defined(__CC_ARM)
kevman 0:38ceb79fef03 375 #define MBED_SCANF_METHOD(format_idx, first_param_idx) __attribute__ ((__format__(__scanf__, format_idx+1, first_param_idx+1)))
kevman 0:38ceb79fef03 376 #else
kevman 0:38ceb79fef03 377 #define MBED_SCANF_METHOD(format_idx, first_param_idx)
kevman 0:38ceb79fef03 378 #endif
kevman 0:38ceb79fef03 379 #endif
kevman 0:38ceb79fef03 380
kevman 0:38ceb79fef03 381 // Macro containing the filename part of the value of __FILE__. Defined as
kevman 0:38ceb79fef03 382 // string literal.
kevman 0:38ceb79fef03 383 #ifndef MBED_FILENAME
kevman 0:38ceb79fef03 384 #if defined(__CC_ARM)
kevman 0:38ceb79fef03 385 #define MBED_FILENAME __MODULE__
kevman 0:38ceb79fef03 386 #elif defined(__GNUC__)
kevman 0:38ceb79fef03 387 #define MBED_FILENAME (__builtin_strrchr(__FILE__, '/') ? __builtin_strrchr(__FILE__, '/') + 1 : __builtin_strrchr(__FILE__, '\\') ? __builtin_strrchr(__FILE__, '\\') + 1 : __FILE__)
kevman 0:38ceb79fef03 388 #elif defined(__ICCARM__)
kevman 0:38ceb79fef03 389 #define MBED_FILENAME (strrchr(__FILE__, '/') ? strrchr(__FILE__, '/') + 1 : strrchr(__FILE__, '\\') ? strrchr(__FILE__, '\\') + 1 : __FILE__)
kevman 0:38ceb79fef03 390 #else
kevman 0:38ceb79fef03 391 #define MBED_FILENAME __FILE__
kevman 0:38ceb79fef03 392 #endif
kevman 0:38ceb79fef03 393 #endif // #ifndef MBED_FILENAME
kevman 0:38ceb79fef03 394
kevman 0:38ceb79fef03 395 // FILEHANDLE declaration
kevman 0:38ceb79fef03 396 #if defined(TOOLCHAIN_ARM)
kevman 0:38ceb79fef03 397 #include <rt_sys.h>
kevman 0:38ceb79fef03 398 #endif
kevman 0:38ceb79fef03 399
kevman 0:38ceb79fef03 400 #ifndef FILEHANDLE
kevman 0:38ceb79fef03 401 typedef int FILEHANDLE;
kevman 0:38ceb79fef03 402 #endif
kevman 0:38ceb79fef03 403
kevman 0:38ceb79fef03 404 // Backwards compatibility
kevman 0:38ceb79fef03 405 #ifndef WEAK
kevman 0:38ceb79fef03 406 #define WEAK MBED_WEAK
kevman 0:38ceb79fef03 407 #endif
kevman 0:38ceb79fef03 408
kevman 0:38ceb79fef03 409 #ifndef PACKED
kevman 0:38ceb79fef03 410 #define PACKED MBED_PACKED()
kevman 0:38ceb79fef03 411 #endif
kevman 0:38ceb79fef03 412
kevman 0:38ceb79fef03 413 #ifndef EXTERN
kevman 0:38ceb79fef03 414 #define EXTERN extern
kevman 0:38ceb79fef03 415 #endif
kevman 0:38ceb79fef03 416
kevman 0:38ceb79fef03 417 /** MBED_NONSECURE_ENTRY
kevman 0:38ceb79fef03 418 * Declare a function that can be called from non-secure world or secure world
kevman 0:38ceb79fef03 419 *
kevman 0:38ceb79fef03 420 * @code
kevman 0:38ceb79fef03 421 * #include "mbed_toolchain.h"
kevman 0:38ceb79fef03 422 *
kevman 0:38ceb79fef03 423 * MBED_NONSECURE_ENTRY void foo() {
kevman 0:38ceb79fef03 424 *
kevman 0:38ceb79fef03 425 * }
kevman 0:38ceb79fef03 426 * @endcode
kevman 0:38ceb79fef03 427 */
kevman 0:38ceb79fef03 428 #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3L)
kevman 0:38ceb79fef03 429 #if defined (__ICCARM__)
kevman 0:38ceb79fef03 430 #define MBED_NONSECURE_ENTRY __cmse_nonsecure_entry
kevman 0:38ceb79fef03 431 #else
kevman 0:38ceb79fef03 432 #define MBED_NONSECURE_ENTRY __attribute__((cmse_nonsecure_entry))
kevman 0:38ceb79fef03 433 #endif
kevman 0:38ceb79fef03 434 #else
kevman 0:38ceb79fef03 435 #define MBED_NONSECURE_ENTRY
kevman 0:38ceb79fef03 436 #endif
kevman 0:38ceb79fef03 437
kevman 0:38ceb79fef03 438 #endif
kevman 0:38ceb79fef03 439
kevman 0:38ceb79fef03 440 /** @}*/
kevman 0:38ceb79fef03 441 /** @}*/