ARMmbed
/
mbed-os
mirror of https://github.com/ARMmbed/mbed-os.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Add signed atomics 

All signed implementations are inline - either directly or as inline
calls to out-of-line unsigned definitions.
pull/9600/head
Kevin Bracey 2019-02-05 10:39:26 +02:00
parent 694adaae8b
commit 9e7c65925d
1 changed files with 247 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

247
platform/mbed_critical.h
View File

@ -211,6 +211,29 @@ bool core_util_atomic_cas_u32(volatile uint32_t *ptr, uint32_t *expectedCurrentV
/** \copydoc core_util_atomic_cas_u8 */
bool core_util_atomic_cas_u64(volatile uint64_t *ptr, uint64_t *expectedCurrentValue, uint64_t desiredValue);
/** \copydoc core_util_atomic_cas_u8 */
MBED_FORCEINLINE int8_t core_util_atomic_cas_s8(volatile int8_t *ptr, int8_t *expectedCurrentValue, int8_t desiredValue)
{
return (int8_t)core_util_atomic_cas_u8((volatile uint8_t *)ptr, (uint8_t *)expectedCurrentValue, (uint8_t)desiredValue);
}
/** \copydoc core_util_atomic_cas_u8 */
MBED_FORCEINLINE int16_t core_util_atomic_cas_s16(volatile int16_t *ptr, int16_t *expectedCurrentValue, int16_t desiredValue)
{
return (int16_t)core_util_atomic_cas_u16((volatile uint16_t *)ptr, (uint16_t *)expectedCurrentValue, (uint16_t)desiredValue);
}
/** \copydoc core_util_atomic_cas_u8 */
MBED_FORCEINLINE int32_t core_util_atomic_cas_s32(volatile int32_t *ptr, int32_t *expectedCurrentValue, int32_t desiredValue)
{
return (int32_t)core_util_atomic_cas_u32((volatile uint32_t *)ptr, (uint32_t *)expectedCurrentValue, (uint32_t)desiredValue);
}
/** \copydoc core_util_atomic_cas_u8 */
MBED_FORCEINLINE int64_t core_util_atomic_cas_s64(volatile int64_t *ptr, int64_t *expectedCurrentValue, int64_t desiredValue)
{
return (int64_t)core_util_atomic_cas_u64((volatile uint64_t *)ptr, (uint64_t *)expectedCurrentValue, (uint64_t)desiredValue);
}
/** \copydoc core_util_atomic_cas_u8 */
MBED_FORCEINLINE bool core_util_atomic_cas_bool(volatile bool *ptr, bool *expectedCurrentValue, bool desiredValue)
{
@ -263,6 +286,52 @@ MBED_FORCEINLINE uint32_t core_util_atomic_load_u32(const volatile uint32_t *val
*/
uint64_t core_util_atomic_load_u64(const volatile uint64_t *valuePtr);
/**
* Atomic load.
* @param valuePtr Target memory location.
* @return The loaded value.
*/
MBED_FORCEINLINE int8_t core_util_atomic_load_s8(const volatile int8_t *valuePtr)
{
int8_t value = *valuePtr;
MBED_BARRIER();
return value;
}
/**
* Atomic load.
* @param valuePtr Target memory location.
* @return The loaded value.
*/
MBED_FORCEINLINE int16_t core_util_atomic_load_s16(const volatile int16_t *valuePtr)
{
int16_t value = *valuePtr;
MBED_BARRIER();
return value;
}
/**
* Atomic load.
* @param valuePtr Target memory location.
* @return The loaded value.
*/
MBED_FORCEINLINE int32_t core_util_atomic_load_s32(const volatile int32_t *valuePtr)
{
int32_t value = *valuePtr;
MBED_BARRIER();
return value;
}
/**
* Atomic load.
* @param valuePtr Target memory location.
* @return The loaded value.
*/
MBED_FORCEINLINE int64_t core_util_atomic_load_s64(const volatile int64_t *valuePtr)
{
return (int64_t)core_util_atomic_load_u64((const volatile uint64_t *)valuePtr);
}
/**
* Atomic load.
* @param valuePtr Target memory location.
@ -330,6 +399,52 @@ MBED_FORCEINLINE void core_util_atomic_store_u32(volatile uint32_t *valuePtr, ui
*/
void core_util_atomic_store_u64(volatile uint64_t *valuePtr, uint64_t desiredValue);
/**
* Atomic store.
* @param valuePtr Target memory location.
* @param desiredValue The value to store.
*/
MBED_FORCEINLINE void core_util_atomic_store_s8(volatile int8_t *valuePtr, int8_t desiredValue)
{
MBED_BARRIER();
*valuePtr = desiredValue;
MBED_BARRIER();
}
/**
* Atomic store.
* @param valuePtr Target memory location.
* @param desiredValue The value to store.
*/
MBED_FORCEINLINE void core_util_atomic_store_s16(volatile int16_t *valuePtr, int16_t desiredValue)
{
MBED_BARRIER();
*valuePtr = desiredValue;
MBED_BARRIER();
}
/**
* Atomic store.
* @param valuePtr Target memory location.
* @param desiredValue The value to store.
*/
MBED_FORCEINLINE void core_util_atomic_store_s32(volatile int32_t *valuePtr, int32_t desiredValue)
{
MBED_BARRIER();
*valuePtr = desiredValue;
MBED_BARRIER();
}
/**
* Atomic store.
* @param valuePtr Target memory location.
* @param desiredValue The value to store.
*/
MBED_FORCEINLINE void core_util_atomic_store_s64(volatile int64_t *valuePtr, int64_t desiredValue)
{
core_util_atomic_store_u64((volatile uint64_t *)valuePtr, (uint64_t)desiredValue);
}
/**
* Atomic store.
* @param valuePtr Target memory location.
@ -386,6 +501,50 @@ uint32_t core_util_atomic_exchange_u32(volatile uint32_t *valuePtr, uint32_t des
*/
uint64_t core_util_atomic_exchange_u64(volatile uint64_t *valuePtr, uint64_t desiredValue);
/**
* Atomic exchange.
* @param valuePtr Target memory location.
* @param desiredValue The value to store.
* @return The previous value.
*/
MBED_FORCEINLINE int8_t core_util_atomic_exchange_s8(volatile int8_t *valuePtr, int8_t desiredValue)
{
return (int8_t)core_util_atomic_exchange_u8((volatile uint8_t *)valuePtr, (uint8_t)desiredValue);
}
/**
* Atomic exchange.
* @param valuePtr Target memory location.
* @param desiredValue The value to store.
* @return The previous value.
*/
MBED_FORCEINLINE int16_t core_util_atomic_exchange_s16(volatile int16_t *valuePtr, int16_t desiredValue)
{
return (int16_t)core_util_atomic_exchange_u16((volatile uint16_t *)valuePtr, (uint16_t)desiredValue);
}
/**
* Atomic exchange.
* @param valuePtr Target memory location.
* @param desiredValue The value to store.
* @return The previous value.
*/
MBED_FORCEINLINE int32_t core_util_atomic_exchange_s32(volatile int32_t *valuePtr, int32_t desiredValue)
{
return (int32_t)core_util_atomic_exchange_u32((volatile uint32_t *)valuePtr, (uint32_t)desiredValue);
}
/**
* Atomic exchange.
* @param valuePtr Target memory location.
* @param desiredValue The value to store.
* @return The previous value.
*/
MBED_FORCEINLINE int64_t core_util_atomic_exchange_s64(volatile int64_t *valuePtr, int64_t desiredValue)
{
return (int64_t)core_util_atomic_exchange_u64((volatile uint64_t *)valuePtr, (uint64_t)desiredValue);
}
/**
* Atomic exchange.
* @param valuePtr Target memory location.
@ -437,6 +596,50 @@ uint32_t core_util_atomic_incr_u32(volatile uint32_t *valuePtr, uint32_t delta);
*/
uint64_t core_util_atomic_incr_u64(volatile uint64_t *valuePtr, uint64_t delta);
/**
* Atomic increment.
* @param valuePtr Target memory location being incremented.
* @param delta The amount being incremented.
* @return The new incremented value.
*/
MBED_FORCEINLINE int8_t core_util_atomic_incr_s8(volatile int8_t *valuePtr, int8_t delta)
{
return (int8_t)core_util_atomic_incr_u8((volatile uint8_t *)valuePtr, (uint8_t)delta);
}
/**
* Atomic increment.
* @param valuePtr Target memory location being incremented.
* @param delta The amount being incremented.
* @return The new incremented value.
*/
MBED_FORCEINLINE int16_t core_util_atomic_incr_s16(volatile int16_t *valuePtr, int16_t delta)
{
return (int16_t)core_util_atomic_incr_u16((volatile uint16_t *)valuePtr, (uint16_t)delta);
}
/**
* Atomic increment.
* @param valuePtr Target memory location being incremented.
* @param delta The amount being incremented.
* @return The new incremented value.
*/
MBED_FORCEINLINE int32_t core_util_atomic_incr_s32(volatile int32_t *valuePtr, int32_t delta)
{
return (int32_t)core_util_atomic_incr_u32((volatile uint32_t *)valuePtr, (uint32_t)delta);
}
/**
* Atomic increment.
* @param valuePtr Target memory location being incremented.
* @param delta The amount being incremented.
* @return The new incremented value.
*/
MBED_FORCEINLINE int64_t core_util_atomic_incr_s64(volatile int64_t *valuePtr, int64_t delta)
{
return (int64_t)core_util_atomic_incr_u64((volatile uint64_t *)valuePtr, (uint64_t)delta);
}
/**
* Atomic increment.
* @param valuePtr Target memory location being incremented.
@ -480,6 +683,50 @@ uint32_t core_util_atomic_decr_u32(volatile uint32_t *valuePtr, uint32_t delta);
*/
uint64_t core_util_atomic_decr_u64(volatile uint64_t *valuePtr, uint64_t delta);
/**
* Atomic decrement.
* @param valuePtr Target memory location being decremented.
* @param delta The amount being decremented.
* @return The new decremented value.
*/
MBED_FORCEINLINE int8_t core_util_atomic_decr_s8(volatile int8_t *valuePtr, int8_t delta)
{
return (int8_t)core_util_atomic_decr_u8((volatile uint8_t *)valuePtr, (uint8_t)delta);
}
/**
* Atomic decrement.
* @param valuePtr Target memory location being decremented.
* @param delta The amount being decremented.
* @return The new decremented value.
*/
MBED_FORCEINLINE int16_t core_util_atomic_decr_s16(volatile int16_t *valuePtr, int16_t delta)
{
return (int16_t)core_util_atomic_decr_u16((volatile uint16_t *)valuePtr, (uint16_t)delta);
}
/**
* Atomic decrement.
* @param valuePtr Target memory location being decremented.
* @param delta The amount being decremented.
* @return The new decremented value.
*/
MBED_FORCEINLINE int32_t core_util_atomic_decr_s32(volatile int32_t *valuePtr, int32_t delta)
{
return (int32_t)core_util_atomic_decr_u32((volatile uint32_t *)valuePtr, (uint32_t)delta);
}
/**
* Atomic decrement.
* @param valuePtr Target memory location being decremented.
* @param delta The amount being decremented.
* @return The new decremented value.
*/
MBED_FORCEINLINE int64_t core_util_atomic_decr_s64(volatile int64_t *valuePtr, int64_t delta)
{
return (int64_t)core_util_atomic_decr_u64((volatile uint64_t *)valuePtr, (uint64_t)delta);
}
/**
* Atomic decrement.
* @param valuePtr Target memory location being decremented.