owner-nrf52sdk/nRF5_SDK_15.2.0/external/nrf_cc310/include/ssi_pal_compiler.h

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#ifndef __SSI_PAL_COMPILER_H__
#define __SSI_PAL_COMPILER_H__

/*!
@file
@brief This file contains compiler related definitions.
@defgroup ssi_pal_compiler CryptoCell PAL platform dependant compiler specific definitions
@{
@ingroup ssi_pal

*/

#ifdef __GNUC__

/************************ Defines ******************************/

/*! Associate a symbol with a link section. */
#define SASI_PAL_COMPILER_SECTION(sectionName)  __attribute__((section(sectionName)))

/*! Mark symbol as used, i.e., prevent garbage collector from dropping it. */
#define SASI_PAL_COMPILER_KEEP_SYMBOL __attribute__((used))

/*! Make given data item aligned (alignment in bytes). */
#define SASI_PAL_COMPILER_ALIGN(alignement)  __attribute__((aligned(alignement)))

/*! Mark function that never returns. */
#define SASI_PAL_COMPILER_FUNC_NEVER_RETURNS __attribute__((noreturn))

/*! Prevent function from being inlined */
#define SASI_PAL_COMPILER_FUNC_DONT_INLINE __attribute__((noinline))

/*! Given data type may cast (alias) another data type pointer. */
/* (this is used for "superclass" struct casting)             */
#define SASI_PAL_COMPILER_TYPE_MAY_ALIAS __attribute__((__may_alias__))

/*! Get sizeof for a structure type member. */
#define SASI_PAL_COMPILER_SIZEOF_STRUCT_MEMBER(type_name, member_name) \
	sizeof(((type_name *)0)->member_name)

/*! Assertion. */
#define SASI_ASSERT_CONCAT_(a, b) a##b
#define SASI_ASSERT_CONCAT(a, b) SASI_ASSERT_CONCAT_(a, b)
#define SASI_PAL_COMPILER_ASSERT(cond, message) \
	enum { SASI_ASSERT_CONCAT(assert_line_, __LINE__) = 1/(!!(cond)) }

#elif defined(__ARM_DSM__) || defined(__CC_ARM)
#define inline 
/*! Associate a symbol with a link section. */
#define SASI_PAL_COMPILER_SECTION(sectionName)  __attribute__((section(sectionName)))

/*! Mark symbol as used, i.e., prevent garbage collector from dropping it. */
#define SASI_PAL_COMPILER_KEEP_SYMBOL __attribute__((used))

/*! Make given data item aligned (alignment in bytes). */
#define SASI_PAL_COMPILER_ALIGN(alignement)  __attribute__((aligned(alignement)))

/*! Mark function that never returns. */
#define SASI_PAL_COMPILER_FUNC_NEVER_RETURNS __attribute__((noreturn))

/*! Prevent function from being inlined. */
#define SASI_PAL_COMPILER_FUNC_DONT_INLINE __attribute__((noinline))

/*! Given data type may cast (alias) another data type pointer. */
/* (this is used for "superclass" struct casting)             */
#define SASI_PAL_COMPILER_TYPE_MAY_ALIAS __attribute__((__may_alias__))

/*! Get sizeof for a structure type member. */
#define SASI_PAL_COMPILER_SIZEOF_STRUCT_MEMBER(type_name, member_name) \
	sizeof(((type_name *)0)->member_name)

/*! Assertion. */
#define SASI_ASSERT_CONCAT_(a, b) a##b
#define SASI_ASSERT_CONCAT(a, b) SASI_ASSERT_CONCAT_(a, b)
#define SASI_PAL_COMPILER_ASSERT(cond, message) \
	enum { SASI_ASSERT_CONCAT(assert_line_, __LINE__) = 1/(!!(cond)) }

#elif defined(__ARM_DS__)
#define inline
/*! Associate a symbol with a link section. */
#define SASI_PAL_COMPILER_SECTION(sectionName)  __attribute__((section(sectionName)))

/*! Mark symbol as used, i.e., prevent garbage collector from dropping it. */
#define SASI_PAL_COMPILER_KEEP_SYMBOL __attribute__((used))

/*! Make given data item aligned (alignment in bytes). */
#define SASI_PAL_COMPILER_ALIGN(alignement)  __attribute__((aligned(alignement)))

/*! Mark function that never returns. */
#define SASI_PAL_COMPILER_FUNC_NEVER_RETURNS __attribute__((noreturn))

/*! Prevent function from being inlined. */
#define SASI_PAL_COMPILER_FUNC_DONT_INLINE __attribute__((noinline))

/*! Given data type may cast (alias) another data type pointer. */
/* (this is used for "superclass" struct casting)             */
#define SASI_PAL_COMPILER_TYPE_MAY_ALIAS 

/*! Get sizeof for a structure type member. */
#define SASI_PAL_COMPILER_SIZEOF_STRUCT_MEMBER(type_name, member_name) \
	sizeof(((type_name *)0)->member_name)

/*! Assertion. */
#define SASI_ASSERT_CONCAT_(a, b) a##b
#define SASI_ASSERT_CONCAT(a, b) SASI_ASSERT_CONCAT_(a, b)
#define SASI_PAL_COMPILER_ASSERT(cond, message) \
	enum { SASI_ASSERT_CONCAT(assert_line_, __LINE__) = 1/(!!(cond)) }

#elif defined(__ICCARM__)

/************************ Defines ******************************/

/*! Associate a symbol with a link section. */
#define SASI_PAL_COMPILER_SECTION(sectionName)  __attribute__((section(sectionName)))

/*! Mark symbol as used, i.e., prevent garbage collector from dropping it. */
#define SASI_PAL_COMPILER_KEEP_SYMBOL __attribute__((used))

/*! Make given data item aligned (alignment in bytes). */
#define STRING_PRAGMA(x) _Pragma(#x)
//#define SASI_PAL_COMPILER_ALIGN(n) STRING_PRAGMA(data_alignment = n)
#define SASI_PAL_COMPILER_ALIGN(n)

/*! Mark function that never returns. Not implemented */
#define SASI_PAL_COMPILER_FUNC_NEVER_RETURNS

/* Prevent function from being inlined */
#define SASI_PAL_COMPILER_FUNC_DONT_INLINE STRING_PRAGMA(optimize = no_inline)

/*! Given data type may cast (alias) another data type pointer. */
/* (this is used for "superclass" struct casting). Not implemented */
#define SASI_PAL_COMPILER_TYPE_MAY_ALIAS 

/*! Get sizeof for a structure type member. */
#define SASI_PAL_COMPILER_SIZEOF_STRUCT_MEMBER(type_name, member_name) \
	sizeof(((type_name *)0)->member_name)

/*! Assertion. */
#define SASI_ASSERT_CONCAT_(a, b) a##b
#define SASI_ASSERT_CONCAT(a, b) SASI_ASSERT_CONCAT_(a, b)

#define SASI_PAL_COMPILER_ASSERT(cond, message) \
	enum { SASI_ASSERT_CONCAT(assert_line_, __LINE__) = 1/(!!(cond)) }


#else    
#error Unsupported compiler.
#endif
/**
@}
 */
#endif /*__SSI_PAL_COMPILER_H__*/