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comparison lwasm/lwasm.h @ 236:a58f49a77441

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Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs
author lost
date Fri, 14 Aug 2009 03:22:26 +0000
parents 0df2a39a268c
children a9a14e6b4bc8
comparison
equal deleted inserted replaced
235:aa0056ca7319 236:a58f49a77441
29 29
30 #define OUTPUT_DECB 0 // DECB multirecord format 30 #define OUTPUT_DECB 0 // DECB multirecord format
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 #define OUTPUT_OS9 4 // os9 module target
34 35
35 // structure for tracking sections 36 // structure for tracking sections
36 typedef struct section_reloc_list_s section_reloc_list_t; 37 typedef struct section_reloc_list_s section_reloc_list_t;
37 struct section_reloc_list_s 38 struct section_reloc_list_s
38 { 39 {
116 int relocoff; // offset into insn where relocation value goes 117 int relocoff; // offset into insn where relocation value goes
117 int reloc8bit; // size of relocation (0 = 16 bit, 1 = 8 bit) 118 int reloc8bit; // size of relocation (0 = 16 bit, 1 = 8 bit)
118 lwasm_expr_stack_t *exprs[4]; // non-constant expression values 119 lwasm_expr_stack_t *exprs[4]; // non-constant expression values
119 int exprvals[4]; // constant expression values 120 int exprvals[4]; // constant expression values
120 char *exprends[4]; // pointer to character after end of expression 121 char *exprends[4]; // pointer to character after end of expression
122 int inmod; // in an os9 module
121 123
122 sectiontab_t *sect; // which section is the line in? 124 sectiontab_t *sect; // which section is the line in?
123 }; 125 };
124 126
125 // for keeping track of symbols 127 // for keeping track of symbols
180 // items used only for the "object" target 182 // items used only for the "object" target
181 sectiontab_t *sections; // pointer to section table 183 sectiontab_t *sections; // pointer to section table
182 sectiontab_t *csect; // current section - NULL if not in one 184 sectiontab_t *csect; // current section - NULL if not in one
183 185
184 // only 6809 ops? 186 // only 6809 ops?
185 int no6309; 187 int no6309;
188
189 // for os9 mode
190 int inmod; // in a module?
191 unsigned long crc; // running crc count
186 } asmstate_t; 192 } asmstate_t;
187 193
188 // do not rewrite XXX,r to ,r if XXX evaluates to 0 194 // do not rewrite XXX,r to ,r if XXX evaluates to 0
189 #define PRAGMA_NOINDEX0TONONE 1 195 #define PRAGMA_NOINDEX0TONONE 1
190 // any undefined symbols are considered external 196 // any undefined symbols are considered external
191 #define PRAGMA_UNDEFEXTERN 2 197 #define PRAGMA_UNDEFEXTERN 2
192 // allow C-style escapes in fcc, fcs, and fcn directives 198 // allow C-style escapes in fcc, fcs, and fcn directives
193 #define PRAGMA_CESCAPES 4 199 #define PRAGMA_CESCAPES 4
194
195 // allow "export <undefsym>" to import the symbol 200 // allow "export <undefsym>" to import the symbol
196 #define PRAGMA_IMPORTUNDEFEXPORT 8 201 #define PRAGMA_IMPORTUNDEFEXPORT 8
202 // don't have $ as a local symbol
203 #define PRAGMA_DOLLARNOTLOCAL 16
197 204
198 #ifndef __lwasm_c_seen__ 205 #ifndef __lwasm_c_seen__
199 #define __lwasm_E__ extern 206 #define __lwasm_E__ extern
200 #else 207 #else
201 #define __lwasm_E__ 208 #define __lwasm_E__