mirror of
https://github.com/open-simh/simtools.git
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0ab2a4fa16
while also adding some consistency. All listings now list . (dot) as defined so they need updating.
472 lines
26 KiB
Plaintext
472 lines
26 KiB
Plaintext
1 ;;;; Wrapper for 2.11BSD/m11/xpcor.m11
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2 .list
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3 .list
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4 .list
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5 000001 debug = 1
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6 .include "2.11BSD/m11/at.sml"
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1 .title at.sml - assembler/translator system macros
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2 ; @(#)at.sml 1.3 11/3/82
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3
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4 .ident /10may4/
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5
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6 .macro always ;all files of macro
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7
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8 .macro .data
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9 entsec .data
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10 .endm .data
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11
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12 .macro .text
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13 entsec .text
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14 .endm
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15
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16 .macro .bss
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17 entsec .bss
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18 .endm
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19
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20 mk.symbol=1 ;one to make symbols, 0 otherwise
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21 x40= 0
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22 pdpv45= 0 ; host machine has 'mul', 'div', sob' instrucs.
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23 ; if not you will have to write macros for them
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24 $timdf= 7 ; California Time Zone
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25 ; should really use ftime(2) for this and for
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26 ; DST.
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27 ;xfltg= 0 ;define to assmbl out floating hardware
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28 rsx11d = 0 ; rsx11d features
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29 debug = 0 ; <<< REEDS if non zero includes debug junk
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30
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31 ft.id= 1 ;have set i & d. set =0 if not
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32
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33 ft.unx = 1 ; this macro-11 is for UNIX. =0 if not.
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34
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35 .nlist bex
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36
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37 tab= 11
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38 lf= 12
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39 vt= 13
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40 ff= 14
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41 cr= 15
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42 space= 40
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43
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44 bpmb = 20 ;bytes per macro block
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45
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46
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47
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48
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49
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50 .psect .text con, shr, gbl,ins
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51 .psect .data con, dat, prv, gbl
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52 .psect .bss con, bss, gbl
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53
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54 .psect dpure con, dat, prv, gbl
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55 .psect mixed con, prv, gbl
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56 .psect errmes con, dat, prv, gbl
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57 .psect impure con, bss, gbl
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58 .psect imppas con, bss, gbl
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59 .psect implin con, bss, gbl
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60 .psect swtsec con, dat, prv, gbl ; unix command line flags
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61 .psect cndsec con, dat, prv, gbl ; gt, le, equ, etc. for '.if'
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62 .psect crfsec con, dat, prv, gbl ; args for -cr flag
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63 .psect edtsec con, dat, prv, gbl ; args for .enabl
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64 .psect lctsec con, dat, prv, gbl ; args for .list
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65 .psect psasec con, dat, prv, gbl
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66 .psect pstsec con, dat, prv, gbl
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67 .psect rolbas con, dat, prv, gbl ; core allocation: starts of tables
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68 .psect rolsiz con, dat, prv, gbl ; sizes of table entries
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69 .psect roltop con, dat, prv, gbl ; tops of tables
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70 .psect xpcor con,bss , gbl ; this one MUST come last in core
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71
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72
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72
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73 .macro entsec name ;init a section
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74 .psect name con
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75 .endm entsec
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76
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77
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78
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79 .macro jeq x,?fred
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80 bne fred
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81 jmp x
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82 fred:
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83 .endm
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84 .macro jne x,?fred
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85 beq fred
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86 jmp x
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87 fred:
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88 .endm
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89 .macro xitsec
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90 entsec .text
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91 .endm xitsec
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92
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93
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94 .macro call address
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95 jsr pc,address
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96 .endm
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97
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98 .macro return
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99 rts pc
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100 .endm
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101
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102
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103 .macro always
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104 .nlist bex
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105 .endm always
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106 .endm always
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107
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108
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109 000001 .if ne debug
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110
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111 .macro ndebug n
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112 .globl ndebug,..z
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113 mov n,..z
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114 call ndebug
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115 .endm
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116
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117 .macro sdebug string
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118 .globl sdebug,..z,..zbuf
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119 x = 0
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120 .irpc t,<string>
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121 movb #''t,..zbuf+x
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122 x = x+1
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123 .endm
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124 movb #0,..zbuf+x
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125 mov #..zbuf,..z
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126 call sdebug
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127 .endm
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128
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129 .iff
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130
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131 .macro ndebug n
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132 .endm
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133
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134 .macro sdebug string
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135 .endm
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136
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137 .endc
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138
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139
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140 .macro param mne, value ;define default parameters
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141 .iif ndf mne, mne= value
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142 .list
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143 mne= mne
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144 .nlist
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145 .endm
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145
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146 .macro putkb addr ;list to kb
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147 .globl putkb
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148 mov addr,r0
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149 call putkb
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150 .endm
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151
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152 .macro putlp addr ;list to lp
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153 .globl putlp
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154 mov addr,r0
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155 call putlp
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156 .endm
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157
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158 .macro putkbl addr ;list to kb and lp
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159 .globl putkbl
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160 mov addr,r0
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161 call putkbl
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162 .endm
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163
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164
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165 .macro xmit wrdcnt ;move small # of words
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166 .globl xmit0
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167 call xmit0-<wrdcnt*2>
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168 .endm xmit
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169
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170
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171 ;the macro "genswt" is used to specify a command
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172 ;string switch (1st argument) and the address of
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173 ;the routine to be called when encountered (2nd arg).
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174 ; the switch is made upper-case.
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175
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176 .macro genswt mne,addr,?label
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177 entsec swtsec
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178 label: .irpc x,mne
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179 .if ge ''x-141
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180 .if le ''x-172
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181 .byte ''x-40
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182 .iff
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183 .byte ''x
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184 .endc
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185 .iff
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186 .byte ''x
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187 .endc
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188 .endm
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189 .iif ne <.-label&1>, .byte 0
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190 .word addr
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191 xitsec
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192 .endm
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192
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193 .macro zread chan
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194 .globl zread
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195 mov #chan'chn,r0
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196 call zread
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197 .endm zread
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198
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199 .macro zwrite chan
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200 .globl zwrite
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201 mov #chan'chn,r0
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202 call zwrite
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203 .endm zwrite
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203
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204 .macro genedt mne,subr ;gen enable/disable table
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205 entsec edtsec
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206 .rad50 /mne/
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207 .if nb subr
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208 .word subr
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209 .iff
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210 .word cpopj
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211 .endc
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212 .word ed.'mne
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213 xitsec
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214 .endm genedt
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215
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216
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217 ;the macro "gencnd" is used to specify conditional
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218 ;arguments. it takes two or three arguments:
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219
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220 ; 1- mnemonic
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221 ; 2- subroutine to be called
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222 ; 3- if non-blank, complement condition
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223
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224 .macro gencnd mne,subr,toggle ;generate conditional
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225 entsec cndsec
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226 .rad50 /mne/
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227 .if b <toggle>
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228 .word subr
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229 .iff
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230 .word subr+1
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231 .endc
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232 xitsec
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233 .endm
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233
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234 .macro ch.mne
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235
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236 ch.ior= '!
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237 ch.qtm= '"
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238 ch.hsh= '#
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239 ch.dol= '$
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240 ch.pct= '%
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241 ch.and= '&
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242 ch.xcl= ''
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243
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244 ch.lp= '(
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245 ch.rp= ')
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246 ch.mul= '*
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247 ch.add= '+
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248 ch.com= ',
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249 ch.sub= '-
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250 ch.dot= '.
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251 ch.div= '/
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252
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253 ch.col= ':
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254 ch.smc= ';
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255 ch.lab= '<
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256 ch.equ= '=
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257 ch.rab= '>
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258 ch.qm= '?
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259
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260 ch.ind= '@
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261 ch.bsl= '\
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262 ch.uar= '^
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263
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264 let.a= 'a&^c40
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265 let.b= 'b&^c40
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266 let.c= 'c&^c40
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267 let.d= 'd&^c40
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268 let.e= 'e&^c40
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269 let.f= 'f&^c40
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270 let.g= 'g&^c40
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271 let.o= 'o&^c40
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272 let.p= 'p&^c40
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273 let.r= 'r&^c40
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274 let.z= 'z&^c40
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275
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276 dig.0= '0
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277 dig.9= '9
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278 .macro ch.mne
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279 .endm ch.mne
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280 .endm ch.mne
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281
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282 .macro error num,arg, mess ,?x
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283 sdebug <num>
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284 .globl err.'arg,ern'num, errbts,errref
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285 .if b <mess>
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286 deliberate error mistake
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287 .endc
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288 .if dif 0,num
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289 .globl err.xx
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290 tst err.xx
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291 bne x
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292 mov #ern'num,err.xx
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293 x:
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294 .endc
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295 bis #err.'arg,errbts
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296 .endm
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297
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298
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299
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300 .macro setnz addr ;set addr to non-zero for t/f flags
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301 mov sp,addr
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302 .endm
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303
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304
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305 .macro bisbic arg ; used by .list/.nlist, .enabl/.dsabl
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306 .globl bisbic
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307 mov #arg,-(sp)
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308 call bisbic
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309 tst (sp)+
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310 .endm
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310
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311 ;roll handler calls
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312
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313 .macro search rolnum ;binary search
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314 mov #rolnum,r0
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315 .globl search
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316 call search
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317 .endm
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318
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319 .macro scan rolnum ;linear scan
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320 mov #rolnum,r0
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321 .globl scan
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322 call scan
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323 .endm
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324
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325 .macro scanw rolnum ;linear scan, one word
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326 mov #rolnum,r0
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327 .globl scanw
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328 call scanw
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329 .endm
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330
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331 .macro next rolnum ;fetch next entry
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332 mov #rolnum,r0
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333 .globl next
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334 call next
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335 .endm
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336
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337 .macro append rolnum ;append to end of roll
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338 mov #rolnum,r0
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339 .globl append
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340 call append
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341 .endm
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342
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343 .macro zap rolnum ;clear roll
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344 mov #rolnum,r0
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345 .globl zap
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346 call zap
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347 .endm
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348
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349 ; call insert ;insert (must be preceded by one
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350 ;of the above to set pointers)
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351 ; call setrol ;save and set regs for above
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351
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352 ;flags used in symbol table mode
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353
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354 .macro st.flg
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355
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356 .if le ft.unx
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357
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358 ovrflg= 000004 ;overlay (psect only)
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359 defflg= 000010 ;defined
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360 relflg= 000040 ;relocatable
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361 glbflg= 000100 ;global
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362 dfgflg= 000200 ; default global <rsx11d>... reeds's guess
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363
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364
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365 .endc
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366
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367 .if gt ft.unx
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368
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369 ; ****** these should not be changed!! ******
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370 shrflg= 000001 ;shareable (psect only)
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371 .if gt ft.id
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372 insflg= shrflg*2 ;instruction space (psect only)
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373 bssflg= insflg*2 ;blank section (psect only)
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374 m.idf= shrflg!insflg!bssflg ;mask to turn them off
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375 .iff
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376 bssflg= shrflg*2
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377 m.idf= shrflg!bssflg
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378 .endc
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379 b.idf= 1 ;shift count to make above bits word offset
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380 ; ***********************************
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381 defflg= 000010 ;defined
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382 ovrflg= 000020 ;overlay (psect only)
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383 relflg= 000040 ;relocatable
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384 glbflg= 000100 ;global
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385 dfgflg= 000200 ; default global <rsx11d>... reeds's guess
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386
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387 .endc
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388
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389 ;
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390 ; default psect attribs.
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391 ; can be changed, but make sure all customers know about
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392 ; it, including all the linkers.
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393 ;
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394 pattrs=relflg!defflg ; For .psects and blank .csects
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395 aattrs=glbflg!defflg!ovrflg ; For .asect
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396 cattrs=glbflg!relflg!defflg!ovrflg ; For named .csects
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397
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398 regflg= 000001 ;register
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399 lblflg= 000002 ;label
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400 mdfflg= 000004 ;multilpy defined
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401 .macro st.flg
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402 .endm
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403 .endm st.flg
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404
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405
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406
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407 .macro ct.mne
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408 .globl cttbl
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409 ct.eol = 000 ; eol
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410 ct.com = 001 ; comma
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411 ct.tab = 002 ; tab
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412 ct.sp = 004 ; space
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413 ct.pcx = 010 ; printing character
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414 ct.num = 020 ; numeric
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415 ct.alp = 040 ; alpha, dot, dollar
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416 ct.lc = 100 ; lower case alpha
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417 ct.smc = 200 ; semi-colon (sign bit)
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418
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419 ct.pc = ct.com!ct.smc!ct.pcx!ct.num!ct.alp
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420 .macro ct.mne
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421 .endm ct.mne
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422 .endm ct.mne
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423
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424
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425 .end
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425
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7 .include "2.11BSD/m11/xpcor.m11"
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1 .title xpcor
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2
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3 ;this file must be linked last to ensure that it is the last
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4 ;sector in the BSS area.
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5
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6
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7 .globl inicor
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8
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9 005670 inicor= 3000. ;initial minimum # words for symbol table, etc.
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10
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./2.11BSD/m11/xpcor.m11:11: ***ERROR Unknown flag BSS given to .PSECT directive
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11 .psect xpcor, con, bss, gbl
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12
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13
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14 000000 .blkw inicor
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15
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16 .end
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16
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7
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Symbol table
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. 013560R 001 DEBUG = 000001 INICOR= 005670 G
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Program sections:
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. ABS. 000000 000 (RW,I,GBL,ABS,OVR,NOSAV)
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013560 001 (RW,I,LCL,REL,CON,NOSAV)
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XPCOR 000000 002 (RW,I,LCL,REL,CON,NOSAV)
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