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kjbraceykjbracey
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Add signed atomics
All signed implementations are inline - either directly or as inline calls to out-of-line unsigned definitions.
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‎platform/mbed_critical.h

Lines changed: 247 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -211,6 +211,29 @@ bool core_util_atomic_cas_u32(volatile uint32_t *ptr, uint32_t *expectedCurrentV
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/** \copydoc core_util_atomic_cas_u8 */
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bool core_util_atomic_cas_u64(volatile uint64_t *ptr, uint64_t *expectedCurrentValue, uint64_t desiredValue);
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/** \copydoc core_util_atomic_cas_u8 */
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MBED_FORCEINLINE int8_t core_util_atomic_cas_s8(volatile int8_t *ptr, int8_t *expectedCurrentValue, int8_t desiredValue)
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{
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return (int8_t)core_util_atomic_cas_u8((volatile uint8_t *)ptr, (uint8_t *)expectedCurrentValue, (uint8_t)desiredValue);
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}
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/** \copydoc core_util_atomic_cas_u8 */
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MBED_FORCEINLINE int16_t core_util_atomic_cas_s16(volatile int16_t *ptr, int16_t *expectedCurrentValue, int16_t desiredValue)
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{
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return (int16_t)core_util_atomic_cas_u16((volatile uint16_t *)ptr, (uint16_t *)expectedCurrentValue, (uint16_t)desiredValue);
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}
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/** \copydoc core_util_atomic_cas_u8 */
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MBED_FORCEINLINE int32_t core_util_atomic_cas_s32(volatile int32_t *ptr, int32_t *expectedCurrentValue, int32_t desiredValue)
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{
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return (int32_t)core_util_atomic_cas_u32((volatile uint32_t *)ptr, (uint32_t *)expectedCurrentValue, (uint32_t)desiredValue);
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}
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/** \copydoc core_util_atomic_cas_u8 */
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MBED_FORCEINLINE int64_t core_util_atomic_cas_s64(volatile int64_t *ptr, int64_t *expectedCurrentValue, int64_t desiredValue)
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{
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return (int64_t)core_util_atomic_cas_u64((volatile uint64_t *)ptr, (uint64_t *)expectedCurrentValue, (uint64_t)desiredValue);
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}
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/** \copydoc core_util_atomic_cas_u8 */
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MBED_FORCEINLINE bool core_util_atomic_cas_bool(volatile bool *ptr, bool *expectedCurrentValue, bool desiredValue)
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{
@@ -263,6 +286,52 @@ MBED_FORCEINLINE uint32_t core_util_atomic_load_u32(const volatile uint32_t *val
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*/
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uint64_t core_util_atomic_load_u64(const volatile uint64_t *valuePtr);
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/**
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* Atomic load.
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* @param valuePtr Target memory location.
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* @return The loaded value.
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*/
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MBED_FORCEINLINE int8_t core_util_atomic_load_s8(const volatile int8_t *valuePtr)
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{
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int8_t value = *valuePtr;
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MBED_BARRIER();
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return value;
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}
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/**
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* Atomic load.
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* @param valuePtr Target memory location.
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* @return The loaded value.
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*/
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MBED_FORCEINLINE int16_t core_util_atomic_load_s16(const volatile int16_t *valuePtr)
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{
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int16_t value = *valuePtr;
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MBED_BARRIER();
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return value;
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}
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/**
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* Atomic load.
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* @param valuePtr Target memory location.
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* @return The loaded value.
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*/
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MBED_FORCEINLINE int32_t core_util_atomic_load_s32(const volatile int32_t *valuePtr)
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{
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int32_t value = *valuePtr;
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MBED_BARRIER();
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return value;
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}
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/**
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* Atomic load.
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* @param valuePtr Target memory location.
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* @return The loaded value.
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*/
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MBED_FORCEINLINE int64_t core_util_atomic_load_s64(const volatile int64_t *valuePtr)
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{
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return (int64_t)core_util_atomic_load_u64((const volatile uint64_t *)valuePtr);
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}
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/**
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* Atomic load.
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* @param valuePtr Target memory location.
@@ -330,6 +399,52 @@ MBED_FORCEINLINE void core_util_atomic_store_u32(volatile uint32_t *valuePtr, ui
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*/
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void core_util_atomic_store_u64(volatile uint64_t *valuePtr, uint64_t desiredValue);
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/**
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* Atomic store.
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* @param valuePtr Target memory location.
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* @param desiredValue The value to store.
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*/
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MBED_FORCEINLINE void core_util_atomic_store_s8(volatile int8_t *valuePtr, int8_t desiredValue)
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{
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MBED_BARRIER();
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*valuePtr = desiredValue;
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MBED_BARRIER();
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}
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/**
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* Atomic store.
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* @param valuePtr Target memory location.
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* @param desiredValue The value to store.
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*/
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MBED_FORCEINLINE void core_util_atomic_store_s16(volatile int16_t *valuePtr, int16_t desiredValue)
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{
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MBED_BARRIER();
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*valuePtr = desiredValue;
423+
MBED_BARRIER();
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}
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/**
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* Atomic store.
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* @param valuePtr Target memory location.
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* @param desiredValue The value to store.
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*/
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MBED_FORCEINLINE void core_util_atomic_store_s32(volatile int32_t *valuePtr, int32_t desiredValue)
432+
{
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MBED_BARRIER();
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*valuePtr = desiredValue;
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MBED_BARRIER();
436+
}
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/**
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* Atomic store.
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* @param valuePtr Target memory location.
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* @param desiredValue The value to store.
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*/
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MBED_FORCEINLINE void core_util_atomic_store_s64(volatile int64_t *valuePtr, int64_t desiredValue)
444+
{
445+
core_util_atomic_store_u64((volatile uint64_t *)valuePtr, (uint64_t)desiredValue);
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}
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/**
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* Atomic store.
335450
* @param valuePtr Target memory location.
@@ -386,6 +501,50 @@ uint32_t core_util_atomic_exchange_u32(volatile uint32_t *valuePtr, uint32_t des
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*/
387502
uint64_t core_util_atomic_exchange_u64(volatile uint64_t *valuePtr, uint64_t desiredValue);
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/**
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* Atomic exchange.
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* @param valuePtr Target memory location.
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* @param desiredValue The value to store.
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* @return The previous value.
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*/
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MBED_FORCEINLINE int8_t core_util_atomic_exchange_s8(volatile int8_t *valuePtr, int8_t desiredValue)
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{
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return (int8_t)core_util_atomic_exchange_u8((volatile uint8_t *)valuePtr, (uint8_t)desiredValue);
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}
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/**
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* Atomic exchange.
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* @param valuePtr Target memory location.
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* @param desiredValue The value to store.
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* @return The previous value.
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*/
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MBED_FORCEINLINE int16_t core_util_atomic_exchange_s16(volatile int16_t *valuePtr, int16_t desiredValue)
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{
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return (int16_t)core_util_atomic_exchange_u16((volatile uint16_t *)valuePtr, (uint16_t)desiredValue);
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}
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/**
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* Atomic exchange.
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* @param valuePtr Target memory location.
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* @param desiredValue The value to store.
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* @return The previous value.
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*/
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MBED_FORCEINLINE int32_t core_util_atomic_exchange_s32(volatile int32_t *valuePtr, int32_t desiredValue)
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{
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return (int32_t)core_util_atomic_exchange_u32((volatile uint32_t *)valuePtr, (uint32_t)desiredValue);
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}
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/**
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* Atomic exchange.
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* @param valuePtr Target memory location.
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* @param desiredValue The value to store.
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* @return The previous value.
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*/
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MBED_FORCEINLINE int64_t core_util_atomic_exchange_s64(volatile int64_t *valuePtr, int64_t desiredValue)
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{
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return (int64_t)core_util_atomic_exchange_u64((volatile uint64_t *)valuePtr, (uint64_t)desiredValue);
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}
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/**
390549
* Atomic exchange.
391550
* @param valuePtr Target memory location.
@@ -437,6 +596,50 @@ uint32_t core_util_atomic_incr_u32(volatile uint32_t *valuePtr, uint32_t delta);
437596
*/
438597
uint64_t core_util_atomic_incr_u64(volatile uint64_t *valuePtr, uint64_t delta);
439598

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/**
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* Atomic increment.
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* @param valuePtr Target memory location being incremented.
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* @param delta The amount being incremented.
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* @return The new incremented value.
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*/
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MBED_FORCEINLINE int8_t core_util_atomic_incr_s8(volatile int8_t *valuePtr, int8_t delta)
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{
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return (int8_t)core_util_atomic_incr_u8((volatile uint8_t *)valuePtr, (uint8_t)delta);
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}
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/**
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* Atomic increment.
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* @param valuePtr Target memory location being incremented.
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* @param delta The amount being incremented.
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* @return The new incremented value.
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*/
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MBED_FORCEINLINE int16_t core_util_atomic_incr_s16(volatile int16_t *valuePtr, int16_t delta)
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{
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return (int16_t)core_util_atomic_incr_u16((volatile uint16_t *)valuePtr, (uint16_t)delta);
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}
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/**
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* Atomic increment.
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* @param valuePtr Target memory location being incremented.
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* @param delta The amount being incremented.
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* @return The new incremented value.
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*/
627+
MBED_FORCEINLINE int32_t core_util_atomic_incr_s32(volatile int32_t *valuePtr, int32_t delta)
628+
{
629+
return (int32_t)core_util_atomic_incr_u32((volatile uint32_t *)valuePtr, (uint32_t)delta);
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}
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/**
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* Atomic increment.
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* @param valuePtr Target memory location being incremented.
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* @param delta The amount being incremented.
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* @return The new incremented value.
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*/
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MBED_FORCEINLINE int64_t core_util_atomic_incr_s64(volatile int64_t *valuePtr, int64_t delta)
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{
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return (int64_t)core_util_atomic_incr_u64((volatile uint64_t *)valuePtr, (uint64_t)delta);
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}
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/**
441644
* Atomic increment.
442645
* @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);
480683
*/
481684
uint64_t core_util_atomic_decr_u64(volatile uint64_t *valuePtr, uint64_t delta);
482685

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/**
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* Atomic decrement.
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* @param valuePtr Target memory location being decremented.
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* @param delta The amount being decremented.
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* @return The new decremented value.
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*/
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MBED_FORCEINLINE int8_t core_util_atomic_decr_s8(volatile int8_t *valuePtr, int8_t delta)
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{
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return (int8_t)core_util_atomic_decr_u8((volatile uint8_t *)valuePtr, (uint8_t)delta);
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}
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/**
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* Atomic decrement.
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* @param valuePtr Target memory location being decremented.
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* @param delta The amount being decremented.
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* @return The new decremented value.
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*/
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MBED_FORCEINLINE int16_t core_util_atomic_decr_s16(volatile int16_t *valuePtr, int16_t delta)
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{
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return (int16_t)core_util_atomic_decr_u16((volatile uint16_t *)valuePtr, (uint16_t)delta);
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}
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/**
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* Atomic decrement.
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* @param valuePtr Target memory location being decremented.
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* @param delta The amount being decremented.
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* @return The new decremented value.
713+
*/
714+
MBED_FORCEINLINE int32_t core_util_atomic_decr_s32(volatile int32_t *valuePtr, int32_t delta)
715+
{
716+
return (int32_t)core_util_atomic_decr_u32((volatile uint32_t *)valuePtr, (uint32_t)delta);
717+
}
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/**
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* Atomic decrement.
721+
* @param valuePtr Target memory location being decremented.
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* @param delta The amount being decremented.
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* @return The new decremented value.
724+
*/
725+
MBED_FORCEINLINE int64_t core_util_atomic_decr_s64(volatile int64_t *valuePtr, int64_t delta)
726+
{
727+
return (int64_t)core_util_atomic_decr_u64((volatile uint64_t *)valuePtr, (uint64_t)delta);
728+
}
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483730
/**
484731
* Atomic decrement.
485732
* @param valuePtr Target memory location being decremented.

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