-/* all CPU memory access use these macros */
-static inline int ldub(void *ptr)
-{
- return *(uint8_t *)ptr;
-}
-
-static inline int ldsb(void *ptr)
-{
- return *(int8_t *)ptr;
-}
-
-static inline void stb(void *ptr, int v)
-{
- *(uint8_t *)ptr = v;
-}
-
-#ifdef WORDS_BIGENDIAN
-
-/* conservative code for little endian unaligned accesses */
-static inline int lduw(void *ptr)
-{
-#ifdef __powerpc__
- int val;
- __asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (ptr));
- return val;
-#else
- uint8_t *p = ptr;
- return p[0] | (p[1] << 8);
-#endif
-}
-
-static inline int ldsw(void *ptr)
-{
-#ifdef __powerpc__
- int val;
- __asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (ptr));
- return (int16_t)val;
-#else
- uint8_t *p = ptr;
- return (int16_t)(p[0] | (p[1] << 8));
-#endif
-}
-
-static inline int ldl(void *ptr)
-{
-#ifdef __powerpc__
- int val;
- __asm__ __volatile__ ("lwbrx %0,0,%1" : "=r" (val) : "r" (ptr));
- return val;
-#else
- uint8_t *p = ptr;
- return p[0] | (p[1] << 8) | (p[2] << 16) | (p[3] << 24);
-#endif
-}
-
-static inline uint64_t ldq(void *ptr)
-{
- uint8_t *p = ptr;
- uint32_t v1, v2;
- v1 = ldl(p);
- v2 = ldl(p + 4);
- return v1 | ((uint64_t)v2 << 32);
-}
-
-static inline void stw(void *ptr, int v)
-{
-#ifdef __powerpc__
- __asm__ __volatile__ ("sthbrx %1,0,%2" : "=m" (*(uint16_t *)ptr) : "r" (v), "r" (ptr));
-#else
- uint8_t *p = ptr;
- p[0] = v;
- p[1] = v >> 8;
-#endif
-}
-
-static inline void stl(void *ptr, int v)
-{
-#ifdef __powerpc__
- __asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*(uint32_t *)ptr) : "r" (v), "r" (ptr));
-#else
- uint8_t *p = ptr;
- p[0] = v;
- p[1] = v >> 8;
- p[2] = v >> 16;
- p[3] = v >> 24;
-#endif
-}
-
-static inline void stq(void *ptr, uint64_t v)
-{
- uint8_t *p = ptr;
- stl(p, (uint32_t)v);
- stl(p + 4, v >> 32);
-}
-
-/* float access */
-
-static inline float ldfl(void *ptr)
-{
- union {
- float f;
- uint32_t i;
- } u;
- u.i = ldl(ptr);
- return u.f;
-}
-
-static inline double ldfq(void *ptr)
-{
- union {
- double d;
- uint64_t i;
- } u;
- u.i = ldq(ptr);
- return u.d;
-}
-
-static inline void stfl(void *ptr, float v)
-{
- union {
- float f;
- uint32_t i;
- } u;
- u.f = v;
- stl(ptr, u.i);
-}
-
-static inline void stfq(void *ptr, double v)
-{
- union {
- double d;
- uint64_t i;
- } u;
- u.d = v;
- stq(ptr, u.i);
-}
-
-#else
-
-static inline int lduw(void *ptr)
-{
- return *(uint16_t *)ptr;
-}
-
-static inline int ldsw(void *ptr)
-{
- return *(int16_t *)ptr;
-}
-
-static inline int ldl(void *ptr)
-{
- return *(uint32_t *)ptr;
-}
-
-static inline uint64_t ldq(void *ptr)
-{
- return *(uint64_t *)ptr;
-}
-
-static inline void stw(void *ptr, int v)
-{
- *(uint16_t *)ptr = v;
-}
-
-static inline void stl(void *ptr, int v)
-{
- *(uint32_t *)ptr = v;
-}
-
-static inline void stq(void *ptr, uint64_t v)
-{
- *(uint64_t *)ptr = v;
-}
-
-/* float access */
-
-static inline float ldfl(void *ptr)
-{
- return *(float *)ptr;
-}
-
-static inline double ldfq(void *ptr)
-{
- return *(double *)ptr;
-}
-
-static inline void stfl(void *ptr, float v)
-{
- *(float *)ptr = v;
-}
-
-static inline void stfq(void *ptr, double v)
-{
- *(double *)ptr = v;
-}
-#endif
-