Projet_SETI_RISC-V/riscv-gnu-toolchain/newlib/winsup/cygwin/mmap_alloc.h

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2023-03-06 14:48:14 +01:00
#ifdef __x86_64__
/* The memory region used for memory maps */
#define MMAP_STORAGE_LOW 0x001000000000L /* Leave 32 Gigs for heap. */
/* Up to Win 8 only supporting 44 bit address space, starting with Win 8.1
48 bit address space. */
#define MMAP_STORAGE_HIGH wincap.mmap_storage_high ()
class mmap_allocator
{
caddr_t mmap_current_low;
public:
mmap_allocator () : mmap_current_low ((caddr_t) MMAP_STORAGE_HIGH) {}
PVOID alloc (PVOID in_addr, SIZE_T in_size, bool fixed);
};
extern mmap_allocator mmap_alloc;
#endif