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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/kernel/vm_manager.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/core/hle/kernel/vm_manager.h b/src/core/hle/kernel/vm_manager.h index 2447cbb8f..248cc46dc 100644 --- a/src/core/hle/kernel/vm_manager.h +++ b/src/core/hle/kernel/vm_manager.h @@ -186,6 +186,11 @@ public: /// Changes the permissions of a range of addresses, splitting VMAs as necessary. ResultCode ReprotectRange(VAddr target, u64 size, VMAPermission new_perms); + ResultVal<VAddr> HeapAllocate(VAddr target, u64 size, VMAPermission perms); + ResultCode HeapFree(VAddr target, u64 size); + + ResultCode MirrorMemory(VAddr dst_addr, VAddr src_addr, u64 size); + /** * Scans all VMAs and updates the page table range of any that use the given vector as backing * memory. This should be called after any operation that causes reallocation of the vector. @@ -343,5 +348,15 @@ private: VAddr tls_io_region_base = 0; VAddr tls_io_region_end = 0; + + // Memory used to back the allocations in the regular heap. A single vector is used to cover + // the entire virtual address space extents that bound the allocations, including any holes. + // This makes deallocation and reallocation of holes fast and keeps process memory contiguous + // in the emulator address space, allowing Memory::GetPointer to be reasonably safe. + std::shared_ptr<std::vector<u8>> heap_memory; + // The left/right bounds of the address space covered by heap_memory. + VAddr heap_start = 0; + VAddr heap_end = 0; + u64 heap_used = 0; }; } // namespace Kernel |