#include <stdint.h>
#include <stdbool.h>
-#include "mc_private.h"
+extern int xbt_pagesize;
+extern int xbt_pagebits;
/** @brief How many memory pages are necessary to store size bytes?
*
* @param size Byte size
* @return Number of memory pages
*/
-static inline size_t mc_page_count(size_t size)
+static inline __attribute__ ((always_inline))
+size_t mc_page_count(size_t size)
{
size_t page_count = size >> xbt_pagebits;
if (size & (xbt_pagesize-1)) {
* @param address Address
* @return Virtual memory page number of the given address
*/
-static inline size_t mc_page_number(void* base, void* address)
+static inline __attribute__ ((always_inline))
+size_t mc_page_number(void* base, void* address)
{
xbt_assert(address>=base, "The address is not in the range");
return ((uintptr_t) address - (uintptr_t) base) >> xbt_pagebits;
* @param address Address
* @return Offset within the memory page
*/
-static inline size_t mc_page_offset(void* address)
+static inline __attribute__ ((always_inline))
+size_t mc_page_offset(void* address)
{
return ((uintptr_t) address) & (xbt_pagesize-1);
}
* @param base Address of the first page
* @param page Index of the page
*/
-static inline void* mc_page_from_number(void* base, size_t page)
+static inline __attribute__ ((always_inline))
+void* mc_page_from_number(void* base, size_t page)
{
return (void*) ((char*)base + (page << xbt_pagebits));
}
-static inline bool mc_same_page(void* a, void* b)
+static inline __attribute__ ((always_inline))
+bool mc_same_page(void* a, void* b)
{
- return mc_page_number(NULL, a) == mc_page_number(NULL, b);
+ return ((uintptr_t) a >> xbt_pagebits) == ((uintptr_t) b >> xbt_pagebits);
}
#endif