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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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5
src/codegen_ir.c
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@ -1,5 +1,6 @@
#include "ibm.h"
#include "codegen.h"
#include "codegen_allocator.h"
#include "codegen_backend.h"
#include "codegen_ir.h"
#include "codegen_reg.h"
@ -20,6 +21,8 @@ void codegen_ir_compile(ir_data_t *ir, codeblock_t *block)
int jump_target_at_end = -1;
int c;
block_write_data = codeblock_allocator_get_ptr(block->head_mem_block);
block_pos = 0;
codegen_backend_prologue(block);
for (c = 0; c < ir->wr_pos; c++)
@ -114,7 +117,7 @@ void codegen_ir_compile(ir_data_t *ir, codeblock_t *block)
}
codegen_backend_epilogue(block);
block_write_data = NULL;
// if (has_ea)
// fatal("IR compilation complete\n");
}