| 1 | /*static char sccsid[] = "@(#)c2.h 4.2 %G%";*/ |
| 2 | /* @(#)c2.h 1.19 80/08/26 13:39:07 */ |
| 3 | /* |
| 4 | * Header for object code improver |
| 5 | */ |
| 6 | |
| 7 | #define JBR 1 |
| 8 | #define CBR 2 |
| 9 | #define JMP 3 |
| 10 | #define LABEL 4 |
| 11 | #define DLABEL 5 |
| 12 | #define EROU 7 |
| 13 | #define JSW 9 |
| 14 | #define MOV 10 |
| 15 | #define CLR 11 |
| 16 | #define INC 12 |
| 17 | #define DEC 13 |
| 18 | #define TST 14 |
| 19 | #define PUSH 15 |
| 20 | #define CVT 16 |
| 21 | #define CMP 17 |
| 22 | #define ADD 18 |
| 23 | #define SUB 19 |
| 24 | #define BIT 20 |
| 25 | #define BIC 21 |
| 26 | #define BIS 22 |
| 27 | #define XOR 23 |
| 28 | #define COM 24 |
| 29 | #define NEG 25 |
| 30 | #define MUL 26 |
| 31 | #define DIV 27 |
| 32 | #define ASH 28 |
| 33 | #define EXTV 29 |
| 34 | #define EXTZV 30 |
| 35 | #define INSV 31 |
| 36 | #define CALLS 32 |
| 37 | #define RET 33 |
| 38 | #define CASE 34 |
| 39 | #define SOB 35 |
| 40 | #define TEXT 36 |
| 41 | #define DATA 37 |
| 42 | #define BSS 38 |
| 43 | #define ALIGN 39 |
| 44 | #define END 40 |
| 45 | #define MOVZ 41 |
| 46 | #define WGEN 42 |
| 47 | #define SOBGEQ 43 |
| 48 | #define SOBGTR 44 |
| 49 | #define AOBLEQ 45 |
| 50 | #define AOBLSS 46 |
| 51 | #define ACB 47 |
| 52 | #define MOVA 48 |
| 53 | #define PUSHA 49 |
| 54 | #define LGEN 50 |
| 55 | #define SET 51 |
| 56 | #define MOVC3 52 |
| 57 | #define RSB 53 |
| 58 | #define JSB 54 |
| 59 | #define MFPR 55 |
| 60 | #define MTPR 56 |
| 61 | #define PROBER 57 |
| 62 | #define PROBEW 58 |
| 63 | #define LCOMM 59 |
| 64 | #define COMM 60 |
| 65 | |
| 66 | #define JEQ 0 |
| 67 | #define JNE 1 |
| 68 | #define JLE 2 |
| 69 | #define JGE 3 |
| 70 | #define JLT 4 |
| 71 | #define JGT 5 |
| 72 | /* rearranged for unsigned branches so that jxxu = jxx + 6 */ |
| 73 | #define JLOS 8 |
| 74 | #define JHIS 9 |
| 75 | #define JLO 10 |
| 76 | #define JHI 11 |
| 77 | |
| 78 | #define JBC 12 |
| 79 | #define JBS 13 |
| 80 | #define JLBC 14 |
| 81 | #define JLBS 15 |
| 82 | #define JBCC 16 |
| 83 | #define JBSC 17 |
| 84 | #define JBCS 18 |
| 85 | #define JBSS 19 |
| 86 | |
| 87 | #define BYTE 1 |
| 88 | #define WORD 2 |
| 89 | #define LONG 3 |
| 90 | #define FLOAT 4 |
| 91 | #define DOUBLE 5 |
| 92 | #define QUAD 6 |
| 93 | #define OP2 7 |
| 94 | #define OP3 8 |
| 95 | #define OPB 9 |
| 96 | #define OPX 10 |
| 97 | |
| 98 | #define T(a,b) (a|((b)<<8)) |
| 99 | #define U(a,b) (a|((b)<<4)) |
| 100 | |
| 101 | struct optab { |
| 102 | char opstring[7]; |
| 103 | short opcode; |
| 104 | } optab[]; |
| 105 | |
| 106 | struct node { |
| 107 | char op; |
| 108 | char subop; |
| 109 | short refc; |
| 110 | struct node *forw; |
| 111 | struct node *back; |
| 112 | struct node *ref; |
| 113 | char *code; |
| 114 | struct optab *pop; |
| 115 | long labno; |
| 116 | short seq; |
| 117 | }; |
| 118 | |
| 119 | struct { |
| 120 | short combop; |
| 121 | }; |
| 122 | |
| 123 | char line[512]; |
| 124 | struct node first; |
| 125 | char *curlp; |
| 126 | int nbrbr; |
| 127 | int nsaddr; |
| 128 | int redunm; |
| 129 | int iaftbr; |
| 130 | int njp1; |
| 131 | int nrlab; |
| 132 | int nxjump; |
| 133 | int ncmot; |
| 134 | int nrevbr; |
| 135 | int loopiv; |
| 136 | int nredunj; |
| 137 | int nskip; |
| 138 | int ncomj; |
| 139 | int nsob; |
| 140 | int nrtst; |
| 141 | int nbj; |
| 142 | int nfield; |
| 143 | |
| 144 | int nchange; |
| 145 | int isn; |
| 146 | int debug; |
| 147 | char *lasta; |
| 148 | char *lastr; |
| 149 | char *firstr; |
| 150 | char revbr[]; |
| 151 | #define NREG 12 |
| 152 | char *regs[NREG+5]; /* 0-11, 4 for operands, 1 for running off end */ |
| 153 | char conloc[20]; |
| 154 | char conval[20]; |
| 155 | char ccloc[20]; |
| 156 | |
| 157 | #define RT1 12 |
| 158 | #define RT2 13 |
| 159 | #define RT3 14 |
| 160 | #define RT4 15 |
| 161 | #define LABHS 127 |
| 162 | |
| 163 | struct { char lbyte; }; |
| 164 | |
| 165 | char *copy(); |
| 166 | long getnum(); |
| 167 | struct node *codemove(); |
| 168 | struct node *insertl(); |
| 169 | struct node *nonlab(); |