Mercurial > repos > blastem
diff gen.h @ 563:c8fefa140c80
Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
author | Michael Pavone <pavone@retrodev.com> |
---|---|
date | Mon, 24 Feb 2014 09:55:24 -0800 |
parents | |
children | 76bba9ffe351 |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gen.h Mon Feb 24 09:55:24 2014 -0800 @@ -0,0 +1,22 @@ +#ifndef GEN_H_ +#define GEN_H_ +#include <stdint.h> + +#if defined(X86_64) || defined(X86_32) +typedef uint8_t code_word; +#define RESERVE_WORDS 5 //opcode + 4-byte displacement +#else +typedef uint32_t code_word; +#define RESERVE_WORDS 4 //1 push + 1 ldr + 1bx + 1 constant +#endif +typedef code_word * code_ptr; +#define CODE_ALLOC_SIZE (1024*1024) + +typedef struct { + code_ptr cur; + code_ptr last; +} code_info; + +void init_code_info(code_info *code); + +#endif //GEN_H_