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MMU: Move the lookup tables to the heap in 64-bit builds and free them on exit in 32-bit builds, prevents memory leaks.

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This commit is contained in:
OBattler
2025-06-25 19:35:59 +02:00
parent 609a7e4549
commit 495ee9b931
3 changed files with 46 additions and 0 deletions
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16
src/include/86box/mem.h
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@@ -265,12 +265,16 @@ extern uint32_t biosmask;
extern uint32_t biosaddr;
extern int readlookup[256];
#if (!(defined __amd64__ || defined _M_X64 || defined __aarch64__ || defined _M_ARM64))
extern uintptr_t *readlookup2;
#endif
extern uintptr_t old_rl2;
extern uint8_t uncached;
extern int readlnext;
extern int writelookup[256];
#if (!(defined __amd64__ || defined _M_X64 || defined __aarch64__ || defined _M_ARM64))
extern uintptr_t *writelookup2;
#endif
extern int writelnext;
extern uint32_t ram_mapped_addr[64];
extern uint8_t page_ff[4096];
@@ -288,7 +292,16 @@ extern mem_mapping_t bios_high_mapping;
extern uint32_t mem_logical_addr;
extern page_t *pages;
#if (!(defined __amd64__ || defined _M_X64 || defined __aarch64__ || defined _M_ARM64))
extern page_t **page_lookup;
#endif
#if (defined __amd64__ || defined _M_X64 || defined __aarch64__ || defined _M_ARM64)
/* The lookup tables. */
extern page_t *page_lookup[1048576];
extern uintptr_t readlookup2[1048576];
extern uintptr_t writelookup2[1048576];
#endif
extern uint32_t get_phys_virt;
extern uint32_t get_phys_phys;
@@ -457,6 +470,9 @@ extern void mem_a20_init(void);
extern void mem_a20_recalc(void);
extern void mem_init(void);
#if (!(defined __amd64__ || defined _M_X64 || defined __aarch64__ || defined _M_ARM64))
extern void mem_free(void);
#endif
extern void mem_close(void);
extern void mem_zero(void);
extern void mem_reset(void);