--- /dev/null
+#define TMP_DIR "/usr/tmp" /* Intended as a common dir. for */
+ /* ALL temporary files */
+
+/* The trailing " is intentionally missing ! */
+#define EM_HOME "/usr/em
+#define EM_DIR EM_HOME" /* The root directory for EM stuff */
+#define PEM_PATH EM_HOME/lib/pc_pem"
+#define ERR_PATH EM_HOME/etc/pc_errors"
+#define RTERR_PATH EM_HOME/etc/pc_rt_errors"
+#define ACK_DIR EM_HOME/lib/ack"
--- /dev/null
+/* collection of options, selected by including or excluding 'defines' */
+
+/* Version number of the EM object code */
+# define VERSION 3 /* 16 bits number */
+
+/* The default machine used by ack, acc, apc */
+# define ACKM "pdp"
--- /dev/null
+#define as_magic (sp_magic|(14<<8))
--- /dev/null
+/* offsets of interesting fields in EM-pattern */
+
+#define PO_HASH 0
+#define PO_NEXT 1
+#define PO_MATCH 3
+
+#define ILLHASH 0177777
+
+/* Escapes in printstrings */
+
+#define PR_TOK '\001'
+#define PR_TOKFLD '\002'
+#define PR_EMINT '\003'
+#define PR_EMSTR '\004'
+#define PR_ALLREG '\005'
+#define PR_SUBREG '\006'
+/*
+ * In case this list gets longer remember to keep out printable nonprintables
+ * like \t \n \r and the like.
+ */
+
+/* Commands for codegenerator, in low order 5 bits of byte */
+
+#define DO_NEXTEM 0
+#define DO_MATCH 1
+#define DO_XMATCH 2
+#define DO_XXMATCH 3
+#define DO_REMOVE 4
+#define DO_DEALLOCATE 5
+#define DO_REALLOCATE 6
+#define DO_ALLOCATE 7
+#define DO_LOUTPUT 8
+#define DO_ROUTPUT 9
+#define DO_MOVE 10
+#define DO_ERASE 11
+#define DO_TOKREPLACE 12
+#define DO_EMREPLACE 13
+#define DO_COST 14
+#define DO_RETURN 15
+#define DO_COERC 16
+#define DO_PRETURN 17
+#define DO_RREMOVE 18
+
+typedef struct instance {
+ int in_which;
+# define IN_COPY 1
+# define IN_RIDENT 2
+# define IN_ALLOC 3
+# define IN_DESCR 4
+# define IN_REGVAR 5
+ int in_info[TOKENSIZE+1];
+} inst_t,*inst_p;
+
+typedef struct {
+ int c_size; /* index in enode-table */
+ int c_time; /* dito */
+} cost_t,*cost_p;
+
+typedef struct {
+ int m_set1; /* number of tokenexpr in move: from */
+ int m_expr1; /* optional expression */
+ int m_set2; /* number of tokenexpr in move: to */
+ int m_expr2; /* optional expression */
+ int m_cindex; /* code index to really do it */
+ cost_t m_cost; /* associated cost */
+} move_t, *move_p;
+
+typedef struct {
+ int set_size;
+ short set_val[SETSIZE];
+} set_t,*set_p;
+
+struct exprnode {
+ short ex_operator;
+ short ex_lnode;
+ short ex_rnode;
+};
+typedef struct exprnode node_t;
+typedef struct exprnode *node_p;
+
+typedef struct { /* to stack coercions */
+ int c1_texpno; /* token expression number */
+ int c1_expr; /* boolean expression */
+ int c1_prop; /* property of register needed */
+ int c1_codep; /* code index */
+ cost_t c1_cost; /* cost involved */
+} c1_t,*c1_p;
+
+#ifdef MAXSPLIT
+typedef struct { /* splitting coercions */
+ int c2_texpno; /* token expression number */
+ int c2_nsplit; /* split factor */
+ int c2_repl[MAXSPLIT]; /* replacement instances */
+ int c2_codep; /* code index */
+} c2_t,*c2_p;
+#endif MAXSPLIT
+
+typedef struct { /* one to one coercions */
+ int c3_texpno; /* token expression number */
+ int c3_prop; /* property of register needed */
+ int c3_repl; /* replacement instance */
+ int c3_codep; /* code index */
+} c3_t,*c3_p;
+
+/*
+ * contents of .ex_operator
+ */
+
+#define EX_TOKFIELD 0
+#define EX_ARG 1
+#define EX_CON 2
+#define EX_ALLREG 3
+#define EX_SAMESIGN 4
+#define EX_SFIT 5
+#define EX_UFIT 6
+#define EX_ROM 7
+#define EX_NCPEQ 8
+#define EX_SCPEQ 9
+#define EX_RCPEQ 10
+#define EX_NCPNE 11
+#define EX_SCPNE 12
+#define EX_RCPNE 13
+#define EX_NCPGT 14
+#define EX_NCPGE 15
+#define EX_NCPLT 16
+#define EX_NCPLE 17
+#define EX_OR2 18
+#define EX_AND2 19
+#define EX_PLUS 20
+#define EX_CAT 21
+#define EX_MINUS 22
+#define EX_TIMES 23
+#define EX_DIVIDE 24
+#define EX_MOD 25
+#define EX_LSHIFT 26
+#define EX_RSHIFT 27
+#define EX_NOT 28
+#define EX_COMP 29
+#define EX_COST 30
+#define EX_STRING 31
+#define EX_DEFINED 32
+#define EX_SUBREG 33
+#define EX_TOSTRING 34
+#define EX_UMINUS 35
+#define EX_REG 36
+#define EX_LOWW 37
+#define EX_HIGHW 38
+#define EX_INREG 39
+#define EX_REGVAR 40
+
+
+
+#define getint(a,b) \
+ if ((a=((*(b)++)&BMASK)) >= 128) {\
+ a = ((a-128)<<BSHIFT) | (*(b)++&BMASK); \
+ }
--- /dev/null
+#define LINO_AD 0
+#define FILN_AD 4
+
+#define LINO (*(int *)(_hol0()+LINO_AD))
+#define FILN (*(char **)(_hol0()+FILN_AD))
+
+#define EARRAY 0
+#define ERANGE 1
+#define ESET 2
+#define EIOVFL 3
+#define EFOVFL 4
+#define EFUNFL 5
+#define EIDIVZ 6
+#define EFDIVZ 7
+#define EIUND 8
+#define EFUND 9
+#define ECONV 10
+
+#define ESTACK 16
+#define EHEAP 17
+#define EILLINS 18
+#define EODDZ 19
+#define ECASE 20
+#define EMEMFLT 21
+#define EBADPTR 22
+#define EBADPC 23
+#define EBADLAE 24
+#define EBADMON 25
+#define EBADLIN 26
+#define EBADGTO 27
--- /dev/null
+/* flags */
+#define EM_PAR 0017 /* parameter type */
+#define EM_FLO 0060 /* flow information */
+
+/* types */
+#define PAR_NO 0000 /* no parameter */
+#define PAR_C 0001 /* constant */
+#define PAR_D 0002 /* double word constant */
+#define PAR_N 0003 /* numeric (>=0) */
+#define PAR_F 0004 /* address offset */
+#define PAR_L 0005 /* addressing locals/parameters */
+#define PAR_G 0006 /* addressing globals */
+#define PAR_W 0007 /* size: word multiple, fits word, possibly indirect */
+#define PAR_S 0010 /* size: word multiple */
+#define PAR_Z 0011 /* size: zero or word multiple */
+#define PAR_O 0012 /* size: word multiple or word fraction */
+#define PAR_P 0013 /* procedure name */
+#define PAR_B 0014 /* branch: instruction label */
+#define PAR_R 0015 /* register number (0,1,2) */
+
+/* flow */
+#define FLO_NO 0000 /* straight on */
+#define FLO_C 0020 /* conditional branch */
+#define FLO_P 0040 /* procedure: call and return */
+#define FLO_T 0060 /* terminate: no return */
--- /dev/null
+/*
+ * mnemonics for the message numbers in EM
+ */
+
+#define ms_err 0 /* Compilation error occurred, ignore rest of module */
+#define ms_opt 1 /* Disable optimization please */
+#define ms_emx 2 /* Wordsize and pointersize assumed */
+#define ms_reg 3 /* Hint for possible register usage from frontend */
+#define ms_src 4 /* Number of source lines in this module */
+#define ms_flt 5 /* Floating point used */
+#define ms_com 6 /* Comment to be retained in compact code */
+#define ms_ret 7 /* Reserved */
+#define ms_ext 8 /* List of exported symbols from this library module */
+#define ms_par 9 /* Number of bytes of parameters accessed */
+#define ms_ego 10 /* Hint from EM Global Optimizer */
+
+/*
+ * for details about ms_reg, see em_reg.h
+ * for details about ms_ego, see em_ego.h
+ */
--- /dev/null
+#define ptyp(x) (1<<(x-sp_fspec))
+
+#define cst_ptyp 0000140
+#define sym_ptyp 0000034
+#define arg_ptyp 0000574
+#define con_ptyp 0036000
+#define val_ptyp 0037777
+#define any_ptyp 0137777
--- /dev/null
+/*
+ * mes ms_reg,offset,size,type,priority
+ *
+ * Here are the defines for type
+ */
+
+#define reg_any 0 /* Unspecified type */
+#define reg_loop 1 /* loop control variable */
+#define reg_pointer 2 /* pointer variable */
+#define reg_float 3 /* floating point variable */
--- /dev/null
+#define EARGC 64
+#define EEXP 65
+#define ELOG 66
+#define ESQT 67
+#define EASS 68
+#define EPACK 69
+#define EUNPACK 70
+#define EMOD 71
+#define EBADF 72
+#define EFREE 73
+
+#define EWRITEF 96
+#define EREADF 97
+#define EEOF 98
+#define EFTRUNC 99
+#define ERESET 100
+#define EREWR 101
+#define ECLOSE 102
+#define EREAD 103
+#define EWRITE 104
+#define EDIGIT 105
+#define EASCII 106
--- /dev/null
+#define WRBIT 0100000
+#define TXTBIT 040000
+#define EOFBIT 020000
+#define ELNBIT 010000
+#define WINDOW 04000
+#define MAGIC 0252
+
+struct file {
+ char *ptr;
+ unsigned flags;
+ char *fname;
+ int ufd;
+ int size;
+ int count;
+ int buflen;
+ char bufadr[512];
+};
+
+#define EXTFL(z) ((struct file *)(_hbase + _extfl[z]))
--- /dev/null
+/* fundamental */
+#define sz_byte 1
+#define sz_bool 1
+#define sz_char 1
+
+/* fixed for the time being */
+#define sz_word 2
+#define sz_int 2
+#define sz_long 4
+
+/* variable (see pc.c) */
+#define sz_addr sizes[0]
+#define sz_real sizes[1]
+#define sz_head sizes[2]
+#define sz_buff sizes[3]
+#define sz_mset sizes[4]
+#define sz_iset sizes[5]
+
+#define sz_last 5
+
+#define sz_proc 2*sz_addr
public / ack.git / commitdiff