factor/vm/utilities.hpp

57 lines
1.0 KiB
C++
Executable File

namespace factor
{
inline static void memset_2(void *dst, u16 pattern, size_t size)
{
#ifdef __APPLE__
cell cell_pattern = (pattern | (pattern << 16));
memset_pattern4(dst,&cell_pattern,size);
#else
if(pattern == 0)
memset(dst,0,size);
else
{
u16 *start = (u16 *)dst;
u16 *end = (u16 *)((cell)dst + size);
while(start < end)
{
*start = pattern;
start++;
}
}
#endif
}
inline static void memset_cell(void *dst, cell pattern, size_t size)
{
#ifdef __APPLE__
#ifdef FACTOR_64
memset_pattern8(dst,&pattern,size);
#else
memset_pattern4(dst,&pattern,size);
#endif
#else
if(pattern == 0)
memset(dst,0,size);
else
{
cell *start = (cell *)dst;
cell *end = (cell *)((cell)dst + size);
while(start < end)
{
*start = pattern;
start++;
}
}
#endif
}
void *fill_function_descriptor(void *ptr, void *code);
void *function_descriptor_field(void *ptr, size_t idx);
vm_char *safe_strdup(const vm_char *str);
cell read_cell_hex();
VM_C_API void *factor_memcpy(void *dst, void *src, size_t len);
}