65 lines
1.5 KiB
C
65 lines
1.5 KiB
C
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/* $Header$ */
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typedef struct cost {
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short ct_space;
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short ct_time;
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} cost_t,*cost_p;
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typedef struct {
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string ea_str;
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word ea_off;
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} addr_t;
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typedef struct {
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int t_token; /* kind of token, -1 for register */
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union {
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word aw; /* integer type */
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addr_t aa; /* address type */
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int ar; /* register type */
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} t_att[TOKENSIZE];
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} token_t,*token_p;
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struct reginfo {
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int r_repr; /* index in string table */
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int r_size; /* size in bytes */
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#if MAXMEMBERS!=0
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int r_members[MAXMEMBERS]; /* register contained within this reg */
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short r_clash[REGSETSIZE]; /* set of clashing registers */
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#endif
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int r_refcount; /* Times in use */
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token_t r_contents; /* Current contents */
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int r_tcount; /* Temporary count difference */
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};
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#if MAXMEMBERS!=0
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#define clash(a,b) ((machregs[a].r_clash[(b)>>4]&(1<<((b)&017)))!=0)
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#else
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#define clash(a,b) ((a)==(b))
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#endif
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typedef struct {
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int t_size; /* size in bytes */
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cost_t t_cost; /* cost in bytes and time */
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byte t_type[TOKENSIZE]; /* types of attributes, TT_??? */
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int t_format; /* index of formatstring */
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} tkdef_t,*tkdef_p;
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struct emline {
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int em_instr;
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int em_optyp;
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string em_soper;
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union {
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word em_ioper;
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long em_loper;
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} em_u;
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};
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#define OPNO 0
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#define OPINT 1
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#define OPSYMBOL 2
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typedef struct {
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int rl_n; /* number in list */
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int rl_list[NREGS];
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} rl_t,*rl_p;
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