162 lines
3.6 KiB
C
162 lines
3.6 KiB
C
/*
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* Aic7xxx SCSI host adapter firmware asssembler symbol table definitions
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*
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* Copyright (c) 1997 Justin T. Gibbs.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/queue.h>
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typedef enum {
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UNINITIALIZED,
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REGISTER,
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ALIAS,
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SCBLOC,
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SRAMLOC,
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MASK,
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BIT,
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CONST,
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DOWNLOAD_CONST,
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LABEL,
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CONDITIONAL
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}symtype;
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typedef enum {
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RO = 0x01,
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WO = 0x02,
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RW = 0x03
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}amode_t;
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struct reg_info {
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u_int8_t address;
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int size;
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amode_t mode;
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u_int8_t valid_bitmask;
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int typecheck_masks;
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};
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typedef SLIST_HEAD(symlist, symbol_node) symlist_t;
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struct mask_info {
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symlist_t symrefs;
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u_int8_t mask;
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};
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struct const_info {
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u_int8_t value;
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int define;
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};
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struct alias_info {
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struct symbol *parent;
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};
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struct label_info {
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int address;
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};
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struct cond_info {
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int func_num;
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};
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typedef struct expression_info {
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symlist_t referenced_syms;
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int value;
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} expression_t;
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typedef struct symbol {
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char *name;
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symtype type;
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union {
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struct reg_info *rinfo;
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struct mask_info *minfo;
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struct const_info *cinfo;
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struct alias_info *ainfo;
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struct label_info *linfo;
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struct cond_info *condinfo;
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}info;
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} symbol_t;
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typedef struct symbol_ref {
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symbol_t *symbol;
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int offset;
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} symbol_ref_t;
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typedef struct symbol_node {
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SLIST_ENTRY(symbol_node) links;
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symbol_t *symbol;
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}symbol_node_t;
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typedef enum {
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SCOPE_ROOT,
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SCOPE_IF,
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SCOPE_ELSE_IF,
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SCOPE_ELSE
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} scope_type;
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typedef struct patch_info {
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int skip_patch;
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int skip_instr;
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} patch_info_t;
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typedef struct scope {
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SLIST_ENTRY(scope) scope_stack_links;
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TAILQ_ENTRY(scope) scope_links;
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TAILQ_HEAD(, scope) inner_scope;
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scope_type type;
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int inner_scope_patches;
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int begin_addr;
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int end_addr;
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patch_info_t patches[2];
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int func_num;
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} scope_t;
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SLIST_HEAD(scope_list, scope);
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TAILQ_HEAD(scope_tailq, scope);
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void symbol_delete __P((symbol_t *symbol));
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void symtable_open __P((void));
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void symtable_close __P((void));
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symbol_t *
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symtable_get __P((char *name));
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symbol_node_t *
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symlist_search __P((symlist_t *symlist, char *symname));
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void
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symlist_add __P((symlist_t *symlist, symbol_t *symbol, int how));
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#define SYMLIST_INSERT_HEAD 0x00
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#define SYMLIST_SORT 0x01
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void symlist_free __P((symlist_t *symlist));
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void symlist_merge __P((symlist_t *symlist_dest, symlist_t *symlist_src1,
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symlist_t *symlist_src2));
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void symtable_dump __P((FILE *ofile));
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