67 lines
2.1 KiB
C
67 lines
2.1 KiB
C
/* $Header$ */
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/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*/
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/* I N P U T R O U T I N E S */
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extern FILE *curinp; /* current input file */
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extern block_id lastbid; /* block identifying number */
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extern lab_id lastlabid; /* last label identifier */
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#define getbyte() getc(curinp)
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extern short getshort(); /* ()
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* Read a short from curinp
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*/
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extern offset getoff(); /* ()
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* Read an offset from curinp
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*/
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extern line_p read_line(); /* ( proc_p *p_out)
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* Read a line of EM code (i.e. one
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* instruction) and its arguments
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* (if any). If the instruction is a
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* 'pro' pseudo, set p_out.
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*/
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extern line_p getlines(); /* ( FILE *lf; int n; proc_p *p_out;
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* bool collect_mes)
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* Read n lines of EM text and doubly
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* link them. Also process messages
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* if required.
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*/
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extern bblock_p freshblock(); /* ()
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* Allocate a bblock struct and assign
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* it a brand new block_id.
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*/
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extern lab_id freshlabel(); /* ()
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* Get a brand new lab_id.
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*/
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extern dblock_p getdtable(); /* (char *dname)
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* Read the data block table from
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* the file with the given name.
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*/
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extern proc_p getptable(); /* (char *pname)
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* Read the proc table from
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* the file with the given name.
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*/
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extern bool getunit(); /* (FILE *gf,*lf; short kind_out;
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* bblock_p g_out; line_p l_out;
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* proc_p *p_out; bool collect_mes)
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* Read the control flow graph
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* (from file gf) and the EM text
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* (from lf). If collect_mes is TRUE,
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* all register messages will be
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* collected and put in the global
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* variable 'mesregs'. The proc read
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* is returned in p_out.
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*/
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extern message(); /* (line_p lnp)
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* See if lnp is some useful message.
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* (e.g. a message telling that a
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* certain local variable will never be
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* referenced indirectly, so it may be
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* put in a register.
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* If so, add it to the mesregs set.)
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*/
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