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Add IAR compiler attribute and endian support.

This commit is contained in:
Mengsk 2020-05-08 13:29:33 +02:00
parent e6d946123c
commit f02ad1d0dc
1 changed files with 20 additions and 1 deletions
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21
src/common/tusb_compiler.h
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@ -99,7 +99,26 @@
#define TU_BSWAP16(u16) (__builtin_bswap16(u16))
#define TU_BSWAP32(u32) (__builtin_bswap32(u32))
#else
#elif defined(__ICCARM__)
#define TU_ATTR_ALIGNED(Bytes) __attribute__ ((aligned(Bytes)))
#define TU_ATTR_SECTION(sec_name) __attribute__ ((section(#sec_name)))
#define TU_ATTR_PACKED __attribute__ ((packed))
#define TU_ATTR_PREPACKED
#define TU_ATTR_WEAK __attribute__ ((weak))
#define TU_ATTR_DEPRECATED(mess) __attribute__ ((deprecated(mess))) // warn if function with this attribute is used
#define TU_ATTR_UNUSED __attribute__ ((unused)) // Function/Variable is meant to be possibly unused
#define TU_ATTR_USED __attribute__ ((used)) // Function/Variable is meant to be used
// Endian conversion use well-known host to network (big endian) naming
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
#define TU_BYTE_ORDER TU_LITTLE_ENDIAN
#else
#define TU_BYTE_ORDER TU_BIG_ENDIAN
#endif
#define TU_BSWAP16(u16) (__iar_builtin_REV16(u16))
#define TU_BSWAP32(u32) (__iar_builtin_REV(u32))
#else
#error "Compiler attribute porting is required"
#endif