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Add new codegen memory allocator. This allows the recompiler to allocate memory from a central pool as required. This central pool is by default 64 MB on x86, x86-64 and ARMv8, and 32 MB on ARMv7.

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The current design does not allow for ARMv8 literal pools, therefore these have been removed.
This commit is contained in:
SarahW 2019-01-12 15:15:43 +00:00
commit 66fba50e06
26 changed files with 1339 additions and 667 deletions
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12
src/codegen_backend_x86.h
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@ -2,18 +2,14 @@
#define BLOCK_SIZE 0x4000
#define BLOCK_MASK 0x3fff
#define BLOCK_START 0
#define BLOCK_START 32
#define HASH_SIZE 0x20000
#define HASH_MASK 0x1ffff
#define HASH(l) ((l) & 0x1ffff)
/*Hack until better memory management written*/
#define BLOCK_EXIT_OFFSET (BLOCK_DATA_SIZE - 16)
//#define BLOCK_EXIT_OFFSET 0xfff0
/*#define BLOCK_EXIT_OFFSET 0x7f0*/
#define BLOCK_GPF_OFFSET (BLOCK_EXIT_OFFSET - 20)
#define BLOCK_EXIT_OFFSET 20
#define BLOCK_GPF_OFFSET 0
/*#define BLOCK_MAX 1720*/
#define BLOCK_MAX 65208
#define BLOCK_MAX 0x3c0