// Implementations
else static if (is(typeof(VirtualAlloc)))
{
- void *os_mem_map(size_t nbytes)
+ void* os_mem_map(size_t nbytes)
{
return VirtualAlloc(null, nbytes, MEM_RESERVE, PAGE_READWRITE);
}
-
- int os_mem_commit(void *base, size_t offset, size_t nbytes)
- { void *p;
-
- p = VirtualAlloc(base + offset, nbytes, MEM_COMMIT, PAGE_READWRITE);
- return cast(int)(p is null);
+ int os_mem_commit(void* base, size_t offset, size_t nbytes)
+ {
+ void* p = VirtualAlloc(base + offset, nbytes, MEM_COMMIT, PAGE_READWRITE);
+ return cast(int)(p is null);
}
-
- int os_mem_decommit(void *base, size_t offset, size_t nbytes)
+ int os_mem_decommit(void* base, size_t offset, size_t nbytes)
{
- return cast(int)(VirtualFree(base + offset, nbytes, MEM_DECOMMIT) == 0);
+ return cast(int)(VirtualFree(base + offset, nbytes, MEM_DECOMMIT) == 0);
}
-
- int os_mem_unmap(void *base, size_t nbytes)
+ int os_mem_unmap(void* base, size_t nbytes)
{
return cast(int)(VirtualFree(base, 0, MEM_RELEASE) == 0);
}
}
else static if (is(typeof(mmap)) && is(typeof(MAP_ANON)))
{
- void *os_mem_map(size_t nbytes)
- { void *p;
-
- p = mmap(null, nbytes, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0);
+ void* os_mem_map(size_t nbytes)
+ {
+ void* p = mmap(null, nbytes,
+ PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0);
return (p == MAP_FAILED) ? null : p;
}
-
- int os_mem_commit(void *base, size_t offset, size_t nbytes)
+ int os_mem_commit(void* base, size_t offset, size_t nbytes)
{
return 0;
}
-
- int os_mem_decommit(void *base, size_t offset, size_t nbytes)
+ int os_mem_decommit(void* base, size_t offset, size_t nbytes)
{
return 0;
}
-
- int os_mem_unmap(void *base, size_t nbytes)
+ int os_mem_unmap(void* base, size_t nbytes)
{
return munmap(base, nbytes);
}
// to PAGESIZE alignment, there will be space for a void* at the end
// after PAGESIZE bytes used by the GC.
-
import gcx; // for PAGESIZE
-
const size_t PAGE_MASK = PAGESIZE - 1;
-
- void *os_mem_map(size_t nbytes)
- { byte *p, q;
- p = cast(byte *) malloc(nbytes + PAGESIZE);
+ void* os_mem_map(size_t nbytes)
+ {
+ byte* p, q;
+ p = cast(byte* ) malloc(nbytes + PAGESIZE);
q = p + ((PAGESIZE - ((cast(size_t) p & PAGE_MASK))) & PAGE_MASK);
- * cast(void**)(q + nbytes) = p;
+ *cast(void**)(q + nbytes) = p;
return q;
}
-
- int os_mem_commit(void *base, size_t offset, size_t nbytes)
+ int os_mem_commit(void* base, size_t offset, size_t nbytes)
{
return 0;
}
-
- int os_mem_decommit(void *base, size_t offset, size_t nbytes)
+ int os_mem_decommit(void* base, size_t offset, size_t nbytes)
{
return 0;
}
-
- int os_mem_unmap(void *base, size_t nbytes)
+ int os_mem_unmap(void* base, size_t nbytes)
{
- free( *cast(void**)( cast(byte*) base + nbytes ) );
+ free(*cast(void**)(cast(byte*) base + nbytes));
return 0;
}
}