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29 #ifndef OTBR_COMMON_TOOLCHAIN_HPP_
30 #define OTBR_COMMON_TOOLCHAIN_HPP_
33 * @def OTBR_TOOL_PACKED_BEGIN
35 * Compiler-specific indication that a class or struct must be byte packed.
40 * @def OTBR_TOOL_PACKED_END
42 * Compiler-specific indication at the end of a byte packed class or struct.
46 // =========== TOOLCHAIN SELECTION : START ===========
48 #if defined(__GNUC__) || defined(__clang__) || defined(__CC_ARM) || defined(__TI_ARM__)
50 // https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html
51 // http://www.keil.com/support/man/docs/armcc/armcc_chr1359124973480.htm
53 #define OTBR_TOOL_PACKED_BEGIN
54 #define OTBR_TOOL_PACKED_END __attribute__((packed))
56 #elif defined(__ICCARM__) || defined(__ICC8051__)
58 // http://supp.iar.com/FilesPublic/UPDINFO/004916/arm/doc/EWARM_DevelopmentGuide.ENU.pdf
60 #include "intrinsics.h"
62 #define OTBR_TOOL_PACKED_BEGIN __packed
63 #define OTBR_TOOL_PACKED_END
67 // Structures are packed by default in sdcc, as it primarily targets 8-bit MCUs.
69 #define OTBR_TOOL_PACKED_BEGIN
70 #define OTBR_TOOL_PACKED_END
74 #error "Error: No valid Toolchain specified"
76 // Symbols for Doxygen
78 #define OTBR_TOOL_PACKED_BEGIN
79 #define OTBR_TOOL_PACKED_END
83 #endif // OTBR_COMMON_TOOLCHAIN_HPP_