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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_arm.h
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@ -9,17 +9,10 @@
#define HASH(l) ((l) & 0x1ffff)
/*Hack until better memory management written*/
/*#define BLOCK_EXIT_OFFSET 0x7f0*/
#define BLOCK_GPF_OFFSET 0
#define BLOCK_EXIT_OFFSET 32
#define ARM_LITERAL_POOL_OFFSET 0x10000
/*#define BLOCK_MAX 1720*/
#define BLOCK_MAX 65208
#define BLOCK_MAX 0x3c0
void host_arm_ADD_IMM(codeblock_t *block, int dst_reg, int src_reg, uint32_t imm);
void host_arm_LDMIA_WB(codeblock_t *block, int addr_reg, uint32_t reg_mask);
@ -30,6 +23,3 @@ void host_arm_SUB_IMM(codeblock_t *block, int dst_reg, int src_reg, uint32_t imm
void host_arm_call(codeblock_t *block, void *dst_addr);
void host_arm_nop(codeblock_t *block);
void codegen_reset_literal_pool(codeblock_t *block);
int add_literal(codeblock_t *block, uint32_t data);