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comparison src/lwasm.h @ 86:033a328a10ae

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Checkpoint: object target output
author lost
date Fri, 16 Jan 2009 05:33:40 +0000
parents 918be0c02239
children 6097cb1486f8
comparison
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85:918be0c02239 86:033a328a10ae
31 #define OUTPUT_RAW 1 // raw sequence of bytes 31 #define OUTPUT_RAW 1 // raw sequence of bytes
32 #define OUTPUT_OBJ 2 // proprietary object file format 32 #define OUTPUT_OBJ 2 // proprietary object file format
33 #define OUTPUT_RAWREL 3 // raw bytes where ORG causes a SEEK in the file 33 #define OUTPUT_RAWREL 3 // raw bytes where ORG causes a SEEK in the file
34 34
35 // structure for tracking sections 35 // structure for tracking sections
36 typedef struct section_reloc_list_s section_reloc_list_t;
37 struct section_reloc_list_s
38 {
39 int offset; // offset into section
40 lwasm_expr_stack_t *expr; // value definition
41 section_reloc_list_t *next; // next relocation
42 };
43
36 #define SECTION_BSS 1 // the section contains no actual code - just uninit vars 44 #define SECTION_BSS 1 // the section contains no actual code - just uninit vars
37 typedef struct sectiontab_s sectiontab_t; 45 typedef struct sectiontab_s sectiontab_t;
38 struct sectiontab_s 46 struct sectiontab_s
39 { 47 {
40 char *name; // name of the section 48 char *name; // name of the section
41 int offset; // current offset in the section 49 int offset; // current offset in the section
42 int flags; // section flags 50 int flags; // section flags
43 sectiontab_t *next; // next section 51 sectiontab_t *next; // next section
52 // the following are used during code output
44 unsigned char *obytes; // output bytes 53 unsigned char *obytes; // output bytes
45 int oblen; // how many bytes output so far? 54 int oblen; // how many bytes output so far?
46 int obsize; // how big is output buffer so far? 55 int obsize; // how big is output buffer so far?
56 section_reloc_list_t *rl; // relocation list
47 }; 57 };
48 58
49 // structure for tracking macros 59 // structure for tracking macros
50 typedef struct macrotab_s macrotab_t; 60 typedef struct macrotab_s macrotab_t;
51 struct macrotab_s 61 struct macrotab_s