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@@ -28,6 +28,7 @@
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* 2024-05-22 Evlers fix oob interrupt loss issue
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* 2024-05-28 Evlers add assert to gpio external interrupt
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* 2024-07-09 Evlers modify the gpio interrupt callback parameter to provide an absolute event type
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+ * 2024-08-14 Evlers add __CLZ to support the iar compiler
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*/
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#include "cyhal_gpio.h"
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@@ -40,10 +41,13 @@
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/* Return pin number by counts the number of leading zeros of a data value.
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* NOTE: __CLZ returns 32 if no bits are set in the source register, and zero
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* if bit 31 is set. Parameter 'pin' should be in range GPIO_PIN0..GPIO_PIN15. */
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-#ifdef __ARMCC_VERSION
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+#if defined(__ARMCC_VERSION)
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#define CYHAL_GET_PIN_NUMBER(pin) (uint32_t)(31u - __clz(pin))
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-#else
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+#elif defined(__GNUC__)
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#define CYHAL_GET_PIN_NUMBER(pin) (uint32_t)(31u - __builtin_clz(pin))
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+#elif defined(__ICCARM__)
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+#include <intrinsics.h>
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+#define CYHAL_GET_PIN_NUMBER(pin) (uint32_t)(31u - __CLZ(pin))
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#endif
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typedef struct
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Evlers