cmsis_gcc.h File Reference

Detailed Description

CMSIS compiler GCC header file.

Version

V5.3.0

Date

26. March 2020

Go to the source code of this file.

Macros
#define	__has_builtin(x)   (0)
#define	__ASM   __asm
#define	__INLINE   inline
#define	__STATIC_INLINE   static inline
#define	__STATIC_FORCEINLINE   __attribute__((always_inline)) static inline
#define	__NO_RETURN   __attribute__((__noreturn__))
#define	__USED   __attribute__((used))
#define	__WEAK   __attribute__((weak))
#define	__PACKED   __attribute__((packed, aligned(1)))
#define	__PACKED_STRUCT   struct __attribute__((packed, aligned(1)))
#define	__PACKED_UNION   union __attribute__((packed, aligned(1)))
#define	__UNALIGNED_UINT32(x)   (((struct T_UINT32 *)(x))->v)
#define	__UNALIGNED_UINT16_WRITE(addr, val)   (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val))
#define	__UNALIGNED_UINT16_READ(addr)   (((const struct T_UINT16_READ *)(const void *)(addr))->v)
#define	__UNALIGNED_UINT32_WRITE(addr, val)   (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
#define	__UNALIGNED_UINT32_READ(addr)   (((const struct T_UINT32_READ *)(const void *)(addr))->v)
#define	__ALIGNED(x)   __attribute__((aligned(x)))
#define	__RESTRICT   __restrict
#define	__COMPILER_BARRIER()   __ASM volatile("":::"memory")
#define	__PROGRAM_START   __cmsis_start
#define	__INITIAL_SP   __StackTop
#define	__STACK_LIMIT   __StackLimit
#define	__VECTOR_TABLE   __Vectors
#define	__VECTOR_TABLE_ATTRIBUTE   __attribute__((used, section(".vectors")))
#define	__CMSIS_GCC_OUT_REG(r)   "=r" (r)
#define	__CMSIS_GCC_RW_REG(r)   "+r" (r)
#define	__CMSIS_GCC_USE_REG(r)   "r" (r)
#define	__NOP()   __ASM volatile ("nop")
	No Operation. More...
#define	__WFI()   __ASM volatile ("wfi":::"memory")
	Wait For Interrupt. More...
#define	__WFE()   __ASM volatile ("wfe":::"memory")
	Wait For Event. More...
#define	__SEV()   __ASM volatile ("sev")
	Send Event. More...
#define	__BKPT(value)   __ASM volatile ("bkpt "#value)
	Breakpoint. More...

Functions
struct	__attribute__ ((packed)) T_UINT32
__STATIC_FORCEINLINE __NO_RETURN void	__cmsis_start (void)
	Initializes data and bss sections. More...
__STATIC_FORCEINLINE void	__enable_irq (void)
	Enable IRQ Interrupts. More...
__STATIC_FORCEINLINE void	__disable_irq (void)
	Disable IRQ Interrupts. More...
__STATIC_FORCEINLINE uint32_t	__get_CONTROL (void)
	Get Control Register. More...
__STATIC_FORCEINLINE void	__set_CONTROL (uint32_t control)
	Set Control Register. More...
__STATIC_FORCEINLINE uint32_t	__get_IPSR (void)
	Get IPSR Register. More...
__STATIC_FORCEINLINE uint32_t	__get_APSR (void)
	Get APSR Register. More...
__STATIC_FORCEINLINE uint32_t	__get_xPSR (void)
	Get xPSR Register. More...
__STATIC_FORCEINLINE uint32_t	__get_PSP (void)
	Get Process Stack Pointer. More...
__STATIC_FORCEINLINE void	__set_PSP (uint32_t topOfProcStack)
	Set Process Stack Pointer. More...
__STATIC_FORCEINLINE uint32_t	__get_MSP (void)
	Get Main Stack Pointer. More...
__STATIC_FORCEINLINE void	__set_MSP (uint32_t topOfMainStack)
	Set Main Stack Pointer. More...
__STATIC_FORCEINLINE uint32_t	__get_PRIMASK (void)
	Get Priority Mask. More...
__STATIC_FORCEINLINE void	__set_PRIMASK (uint32_t priMask)
	Set Priority Mask. More...
__STATIC_FORCEINLINE uint32_t	__get_FPSCR (void)
	Get FPSCR. More...
__STATIC_FORCEINLINE void	__set_FPSCR (uint32_t fpscr)
	Set FPSCR. More...
__STATIC_FORCEINLINE void	__ISB (void)
	Instruction Synchronization Barrier. More...
__STATIC_FORCEINLINE void	__DSB (void)
	Data Synchronization Barrier. More...
__STATIC_FORCEINLINE void	__DMB (void)
	Data Memory Barrier. More...
__STATIC_FORCEINLINE uint32_t	__REV (uint32_t value)
	Reverse byte order (32 bit) More...
__STATIC_FORCEINLINE uint32_t	__REV16 (uint32_t value)
	Reverse byte order (16 bit) More...
__STATIC_FORCEINLINE int16_t	__REVSH (int16_t value)
	Reverse byte order (16 bit) More...
__STATIC_FORCEINLINE uint32_t	__ROR (uint32_t op1, uint32_t op2)
	Rotate Right in unsigned value (32 bit) More...
__STATIC_FORCEINLINE uint32_t	__RBIT (uint32_t value)
	Reverse bit order of value. More...
__STATIC_FORCEINLINE uint8_t	__CLZ (uint32_t value)
	Count leading zeros. More...
__STATIC_FORCEINLINE int32_t	__SSAT (int32_t val, uint32_t sat)
	Signed Saturate. More...
__STATIC_FORCEINLINE uint32_t	__USAT (int32_t val, uint32_t sat)
	Unsigned Saturate. More...

Variables
__PACKED_STRUCT	T_UINT16_WRITE { uint16_t v
__PACKED_STRUCT	T_UINT16_READ { uint16_t v
__PACKED_STRUCT	T_UINT32_WRITE { uint32_t v
__PACKED_STRUCT	T_UINT32_READ { uint32_t v

Macro Definition Documentation

__has_builtin

#define __has_builtin

(

x

)

(0)

__ASM

#define __ASM   __asm

Referenced by __CLZ(), __disable_irq(), __DMB(), __DSB(), __enable_irq(), __get_APSR(), __get_CONTROL(), __get_FPSCR(), __get_IPSR(), __get_MSP(), __get_PRIMASK(), __get_PSP(), __get_xPSR(), __ISB(), __RBIT(), __REV(), __REV16(), __REVSH(), __set_CONTROL(), __set_FPSCR(), __set_MSP(), __set_PRIMASK(), __set_PSP(), and __USAT().

__INLINE

#define __INLINE   inline

__STATIC_INLINE

#define __STATIC_INLINE   static inline

__STATIC_FORCEINLINE

#define __STATIC_FORCEINLINE   __attribute__((always_inline)) static inline

Referenced by __CLZ(), __get_CONTROL(), __get_MSP(), __get_PRIMASK(), __get_PSP(), __set_CONTROL(), __set_MSP(), __set_PRIMASK(), __set_PSP(), and __USAT().

__NO_RETURN

#define __NO_RETURN   __attribute__((__noreturn__))

Referenced by __cmsis_start().

__USED

#define __USED   __attribute__((used))

__WEAK

#define __WEAK   __attribute__((weak))

__PACKED

#define __PACKED   __attribute__((packed, aligned(1)))

__PACKED_STRUCT

#define __PACKED_STRUCT   struct __attribute__((packed, aligned(1)))

__PACKED_UNION

#define __PACKED_UNION   union __attribute__((packed, aligned(1)))

__UNALIGNED_UINT32

#define __UNALIGNED_UINT32

(

x

)

(((struct T_UINT32 *)(x))->v)

__UNALIGNED_UINT16_WRITE

#define __UNALIGNED_UINT16_WRITE	(		addr,
			val
	)		(void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val))

__UNALIGNED_UINT16_READ

#define __UNALIGNED_UINT16_READ

(

addr

)

(((const struct T_UINT16_READ *)(const void *)(addr))->v)

__UNALIGNED_UINT32_WRITE

#define __UNALIGNED_UINT32_WRITE	(		addr,
			val
	)		(void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))

__UNALIGNED_UINT32_READ

#define __UNALIGNED_UINT32_READ

(

addr

)

(((const struct T_UINT32_READ *)(const void *)(addr))->v)

__ALIGNED

#define __ALIGNED

(

x

)

__attribute__((aligned(x)))

__RESTRICT

#define __RESTRICT   __restrict

__COMPILER_BARRIER

#define __COMPILER_BARRIER

(

)

__ASM volatile("":::"memory")

Referenced by __NVIC_EnableIRQ().

__PROGRAM_START

#define __PROGRAM_START   __cmsis_start

__INITIAL_SP

#define __INITIAL_SP   __StackTop

__STACK_LIMIT

#define __STACK_LIMIT   __StackLimit

__VECTOR_TABLE

#define __VECTOR_TABLE   __Vectors

__VECTOR_TABLE_ATTRIBUTE

#define __VECTOR_TABLE_ATTRIBUTE   __attribute__((used, section(".vectors")))

Function Documentation

__attribute__()

struct __attribute__

(

(packed)

)

__cmsis_start()

__STATIC_FORCEINLINE __NO_RETURN void __cmsis_start

(

void

)

Initializes data and bss sections.

This default implementations initialized all data and additional bss sections relying on .copy.table and .zero.table specified properly in the used linker script.

References __NO_RETURN.

Variable Documentation

T_UINT16_WRITE

__PACKED_STRUCT T_UINT16_WRITE { uint16_t v

T_UINT16_READ

__PACKED_STRUCT T_UINT16_READ { uint16_t v

T_UINT32_WRITE

__PACKED_STRUCT T_UINT32_WRITE { uint32_t v

T_UINT32_READ

__PACKED_STRUCT T_UINT32_READ { uint32_t v