Mercurial > repos > tabletprog
annotate modules/il.tp @ 263:98147071baf6
Add support for llMessage definitions in buildMethodTables
| author | Michael Pavone <pavone@retrodev.com> |
|---|---|
| date | Mon, 14 Jul 2014 09:30:31 -0700 |
| parents | 56b2100d9fff |
| children | 2308336790d4 |
| rev | line source |
|---|---|
| 185 | 1 { |
| 2 //commutative ops | |
| 3 _add <- 0 | |
| 4 _and <- 1 | |
| 5 _or <- 2 | |
| 6 _xor <- 3 | |
| 7 //non-commutative ops | |
| 8 _sub <- 4 | |
| 9 _cmp <- 5 | |
| 10 _not <- 6 | |
| 11 _sl <- 7 | |
| 12 _asr <- 8 | |
| 13 _lsr <- 9 | |
| 14 _rol <- 10 | |
| 15 _ror <- 11 | |
| 16 _mov <- 12 | |
| 17 _call <- 13 | |
| 18 _ret <- 14 | |
| 19 _skipif <- 15 | |
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20 _save <- 16 |
| 185 | 21 |
| 22 _names <- #[ | |
| 23 "add" | |
| 24 "and" | |
| 25 "or" | |
| 26 "xor" | |
| 27 "sub" | |
| 28 "cmp" | |
| 29 "not" | |
| 30 "sl" | |
| 31 "asr" | |
| 32 "lsr" | |
| 33 "rol" | |
| 34 "ror" | |
| 35 "mov" | |
| 36 "call" | |
| 37 "ret" | |
| 38 "skipIf" | |
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39 "save" |
| 185 | 40 ] |
| 41 | |
| 42 op3:a:b:out:size <- :_opcode :_ina :_inb :_out :_size { | |
| 43 #{ | |
| 44 opcode <- { _opcode } | |
| 45 ina <- { _ina } | |
| 46 inb <- { _inb } | |
| 47 commutative? <- { _opcode < _sub } | |
| 48 out <- { _out } | |
| 49 size <- { _size } | |
| 50 numops <- { 3 } | |
| 51 name <- { _names get: _opcode } | |
| 52 string <- { name . " " . (string: _ina) . " " . (string: _inb) . " " . (string: _out) . " " . (string: _size) } | |
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53 recordUsage:at <- :tracker :address { |
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54 if: (not: (_ina isInteger?)) { |
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55 _ina recordUsage: tracker at: 0 | address withSize: _size |
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56 } |
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57 _inb recordUsage: tracker at: 0 | address withSize: _size |
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58 _out recordUsage: tracker at: 1 | address withSize: _size |
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59 } |
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60 assignRegs:at:withSource:andUsage <- :assignments :at :regSrc :usage { |
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61 newa <- if: (not: (_ina isInteger?)) { |
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62 _ina assign: assignments withSource: regSrc |
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63 } else: { _ina } |
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64 newb <- _inb assign: assignments withSource: regSrc |
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65 newout <- _out assign: assignments withSource: regSrc |
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66 op3: _opcode a: newa b: newb out: newout size: _size |
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67 } |
| 185 | 68 } |
| 69 } | |
| 70 op2:in:out:size <- :_opcode :_in :_out :_size { | |
| 71 #{ | |
| 72 opcode <- { _opcode } | |
| 73 in <- { _in } | |
| 74 out <- { _out } | |
| 75 size <- { _size } | |
| 76 numops <- { 2 } | |
| 77 name <- { _names get: _opcode } | |
| 78 string <- { name . " " . (string: _in) . " " . (string: _out) . " " . (string: _size) } | |
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79 recordUsage:at <- :tracker :address { |
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80 if: (not: (_in isInteger?)) { |
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81 _in recordUsage: tracker at: 0 | address withSize: _size |
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82 } |
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83 _out recordUsage: tracker at: 1 | address withSize: _size |
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84 } |
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85 assignRegs:at:withSource:andUsage <- :assignments :at :regSrc :usage { |
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86 newin <- if: (not: (_in isInteger?)) { |
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87 _in assign: assignments withSource: regSrc |
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88 } else: { _in } |
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89 newout <- _out assign: assignments withSource: regSrc |
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90 op2: _opcode in: newin out: newout size: _size |
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91 } |
| 185 | 92 } |
| 93 } | |
| 94 op1:arg:size <- :_opcode :_arg :_size { | |
| 95 #{ | |
| 96 opcode <- { _opcode } | |
| 97 arg <- { _arg } | |
| 98 size <- { _size } | |
| 99 numops <- { 1 } | |
| 100 name <- { _names get: _opcode } | |
| 101 string <- { name . " " . (string: _arg) . " " . (string: _size) } | |
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102 recordUsage:at <- :tracker :address { |
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103 if: (not: (_arg isInteger?)) { |
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104 _arg recordUsage: tracker at: address withSize: _size |
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105 } |
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106 } |
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107 assignRegs:at:withSource:andUsage <- :assignments :at :regSrc :usage { |
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108 newarg <- if: (not: (_arg isInteger?)) { |
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109 _arg assign: assignments withSource: regSrc |
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110 } else: { _arg } |
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111 op1: _opcode arg: newarg size: _size |
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112 } |
| 185 | 113 } |
| 114 } | |
| 115 | |
| 116 _sizenames <- #["b" "w" "l" "q"] | |
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117 _size <- :_bytes { |
| 185 | 118 #{ |
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119 bytes <- { _bytes } |
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120 string <- { |
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121 idx <- if: _bytes = 8 { 3 } else: { _bytes / 2} |
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122 _sizenames get: idx |
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123 } |
| 185 | 124 = <- :other { |
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125 _bytes = (other bytes) |
| 185 | 126 } |
| 127 <= <- :other { | |
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128 _bytes <= (other bytes) |
| 185 | 129 } |
| 130 >= <- :other { | |
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131 _bytes >= (other bytes) |
| 185 | 132 } |
| 133 > <- :other { | |
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134 _bytes > (other bytes) |
| 185 | 135 } |
| 136 < <- :other { | |
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137 _bytes < (other bytes) |
| 185 | 138 } |
| 139 } | |
| 140 } | |
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141 byte <- _size: 1 |
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142 word <- _size: 2 |
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143 long <- _size: 4 |
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144 quad <- _size: 8 |
| 185 | 145 |
| 146 _retr <- #{ | |
| 147 isInteger? <- { false } | |
| 148 register? <- { true } | |
| 149 argument? <- { false } | |
| 150 return? <- { true } | |
| 151 string <- { "retr" } | |
| 152 = <- :other { | |
| 153 (not: (other isInteger?)) && (other register?) && (other return?) | |
| 154 } | |
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155 != <- :other { |
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156 not: self = other |
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157 } |
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158 recordUsage:at:withSize <- :tracker :address :size { |
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159 //TODO: Figure out what tracking is necessary here |
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160 } |
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161 assign:withSource <- :assignments :regSrc { |
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162 regSrc allocRet |
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163 } |
| 185 | 164 } |
| 165 | |
| 166 _condnames <- #[ | |
| 167 "eq" | |
| 168 "neq" | |
| 169 "ge" | |
| 170 "le" | |
| 171 "gr" | |
| 172 "ls" | |
| 173 "uge" | |
| 174 "ule" | |
| 175 "ugr" | |
| 176 "uls" | |
| 177 ] | |
| 178 condition <- :num { | |
| 179 #{ | |
| 180 cc <- { num } | |
| 181 string <- { _condnames get: num } | |
| 182 = <- :other { num = (other cc) } | |
| 183 } | |
| 184 } | |
| 185 _eq <- condition: 0 | |
| 186 _neq <- condition: 1 | |
| 187 _ge <- condition: 2 | |
| 188 _le <- condition: 3 | |
| 189 _gr <- condition: 4 | |
| 190 _ls <- condition: 5 | |
| 191 _uge <- condition: 6 | |
| 192 _ule <- condition: 7 | |
| 193 _ugr <- condition: 8 | |
| 194 _uls <- condition: 9 | |
| 195 | |
| 196 #{ | |
| 197 b <- { byte } | |
| 198 w <- { word } | |
| 199 l <- { long } | |
| 200 q <- { quad } | |
| 201 | |
| 202 eq <- { _eq } | |
| 203 neq <- { _neq } | |
| 204 | |
| 205 //signed conditions | |
| 206 ge <- { _ge } | |
| 207 le <- { _le } | |
| 208 gr <- { _gr } | |
| 209 ls <- { _ls } | |
| 210 | |
| 211 //unsigned conditions | |
| 212 uge <- { _uge } | |
| 213 ule <- { _ule } | |
| 214 ugr <- { _ugr } | |
| 215 uls <- { _uls } | |
| 216 | |
| 217 | |
| 218 reg <- :num { | |
| 219 #{ | |
| 220 isInteger? <- { false } | |
| 221 register? <- { true } | |
| 222 argument? <- { false } | |
| 223 return? <- { false } | |
| 224 regnum <- { num } | |
| 225 string <- { "r" . (string: num) } | |
| 226 = <- :other { | |
| 227 (not: (other isInteger?)) && (other register?) && (not: (other argument?)) && (not: (other return?)) && num = (other regnum) | |
| 228 } | |
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229 != <- :other { |
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230 not: self = other |
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231 } |
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232 recordUsage:at:withSize <- :tracker :address :size { |
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233 tracker reg: self usedAt: address withSize: size |
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234 } |
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235 assign:withSource <- :assignments :regSrc { |
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236 assignments get: self |
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237 } |
| 185 | 238 } |
| 239 } | |
| 240 arg <- :num { | |
| 241 #{ | |
| 242 isInteger? <- { false } | |
| 243 register? <- { true } | |
| 244 argument? <- { true } | |
| 245 return? <- { false } | |
| 246 argnum <- { num } | |
| 247 string <- { "a" . (string: num) } | |
| 248 = <- :other { | |
| 249 (not: (other isInteger?)) && (other register?) && (other argument?) && num = (other regnum) | |
| 250 } | |
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251 != <- :other { |
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252 not: self = other |
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253 } |
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254 recordUsage:at:withSize <- :tracker :address :size { |
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255 tracker arg: self usedAt: address withSize: size |
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256 } |
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257 assign:withSource <- :assignments :regSrc { |
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258 regSrc allocArg: num |
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259 } |
| 185 | 260 } |
| 261 } | |
| 262 retr <- { _retr } | |
| 263 | |
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264 base:offset <- :_base :_offset { |
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265 #{ |
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266 base <- { _base } |
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267 offset <- { _offset } |
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268 string <- { |
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269 start <- if: _offset = 0 { "" } else: { (string: _offset) } |
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270 start . "[" . (string: _base) . "]" |
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271 } |
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272 recordUsage:at:withSize <- :tracker :address :size { |
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273 _base recordUsage: tracker at: address withSize: size |
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274 } |
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275 } |
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276 } |
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277 |
| 185 | 278 add <- :ina inb out size { |
| 279 op3: _add a: ina b: inb out: out size: size | |
| 280 } | |
| 281 | |
| 282 sub <- :ina inb out size { | |
| 283 op3: _sub a: ina b: inb out: out size: size | |
| 284 } | |
| 285 | |
| 286 cmp <- :ina inb out size { | |
| 287 op3: _cmp a: ina b: inb out: out size: size | |
| 288 } | |
| 289 | |
| 290 and <- :ina inb out size { | |
| 291 op3: _and a: ina b: inb out: out size: size | |
| 292 } | |
| 293 | |
| 294 or <- :ina inb out size { | |
| 295 op3: _or a: ina b: inb out: out size: size | |
| 296 } | |
| 297 | |
| 298 xor <- :ina inb out size { | |
| 299 op3: _xor a: ina b: inb out: out size: size | |
| 300 } | |
| 301 | |
| 302 bnot <- :in out size { | |
| 303 op2: _not in: in out: out size: size | |
| 304 } | |
| 305 | |
| 306 sl <- :shift in out size { | |
| 307 op3: _sl a: shift b: in out: out size: size | |
| 308 } | |
| 309 | |
| 310 asr <- :shift in out size { | |
| 311 op3: _asr a: shift b: in out: out size: size | |
| 312 } | |
| 313 | |
| 314 lsr <- :shift in out size { | |
| 315 op3: _lsr a: shift b: in out: out size: size | |
| 316 } | |
| 317 | |
| 318 rol <- :rot in out size { | |
| 319 op3: _rol a: rot b: in out: out size: size | |
| 320 } | |
| 321 | |
| 322 ror <- :rot in out size { | |
| 323 op3: _ror a: rot b: in out: out size: size | |
| 324 } | |
| 325 | |
| 326 mov <- :in out size { | |
| 327 op2: _mov in: in out: out size: size | |
| 328 } | |
| 329 | |
| 330 call:withArgs <- :_target :_args { | |
| 331 #{ | |
| 332 opcode <- { _call } | |
| 333 target <- { _target } | |
| 334 args <- { _args } | |
| 335 numops <- { 0 } | |
| 336 name <- { _names get: _call } | |
| 337 string <- { | |
| 338 argstr <- _args map: :el { | |
| 339 string: el | |
| 340 } | |
| 341 name . " " . (string: _target) . " " . (argstr join: " ") | |
| 342 } | |
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343 recordUsage:at <- :tracker :address { |
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344 if: (not: (_target isString?)) { |
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345 //TODO: use size l for 32-bit targets or an abstract pointer size |
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346 _target recordUsage: tracker at: address withSize: q |
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347 } |
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348 foreach: _args :_ arg { |
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349 //TODO: have some mechanism for properly expressing sizes of arguments |
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350 arg recordUsage: tracker at: address withSize: q |
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351 } |
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352 } |
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353 assignRegs:at:withSource:andUsage <- :assignments :address :regSrc :usage { |
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354 newtarget <- if: (_target isString?) { _target } else: { |
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355 _target assign: assignments withSource: regSrc |
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356 } |
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357 newargs <- _args map: :arg { |
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358 if: (arg isInteger?) { arg } else: { |
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359 arg assign: assignments withSource: regSrc |
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360 } |
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361 } |
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362 newcall <- call: newtarget withArgs: newargs |
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363 regSrc returnAll |
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364 raddress <- address reverse |
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365 foreach: (usage liveArgsAt: raddress) :_ arg { |
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366 regSrc allocArg: (arg num) |
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367 } |
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368 foreach: (usage liveRegsAt: raddress) :_ reg { |
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369 regSrc allocSpecific: (assignments get: reg) |
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370 } |
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371 tosave <- regSrc needSaveForCall |
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372 if: (tosave length) > 0 { |
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373 save: tosave #[newcall] |
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374 } else: { |
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375 newcall |
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376 } |
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377 } |
| 185 | 378 } |
| 379 } | |
| 380 | |
| 381 return <- :val size { | |
| 382 op1: _ret arg: val size: size | |
| 383 } | |
| 384 skipIf <- :_cond _toskip { | |
| 385 #{ | |
| 386 opcode <- { _skipif } | |
| 387 toskip <- { _toskip } | |
| 388 cond <- { _cond } | |
| 389 numops <- { 0 } | |
| 390 name <- { _names get: _skipif } | |
| 391 string <- { | |
| 392 block <- (_toskip map: :el { string: el }) join: "\n\t" | |
| 393 if: (_toskip length) > 0 { | |
| 394 block <- "\n\t" . block . "\n" | |
| 395 } | |
| 396 name . " " . (string: _cond) . " {" . block . "}" | |
| 397 } | |
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398 recordUsage:at <- :tracker :address { |
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399 foreach: _toskip :idx inst { |
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400 inst recordUsage: tracker at: idx | address |
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401 } |
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402 } |
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403 assignRegs:at:withSource:andUsage <- :assignments :address :regSrc :usage { |
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404 newskip <- #[] |
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405 foreach: _toskip :idx inst { |
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406 newskip append: (inst assignRegs: assignments at: idx | address withSource: regSrc andUsage: usage) |
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407 } |
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408 skipIf: _cond newskip |
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409 } |
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410 to2OpInst <- { |
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411 skipIf: _cond (to2Op: _toskip) |
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412 } |
| 185 | 413 } |
| 414 } | |
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415 save <- :regs :_scope{ |
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416 #{ |
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417 opcode <- { _save } |
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418 numops <- { 0 } |
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419 name <- { _names get: _save } |
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420 tosave <- { regs } |
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421 scope <- { _scope } |
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422 string <- { |
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423 block <- _scope join: "\n\t" |
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424 if: (_scope length) > 0 { |
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425 block <- "\n\t" . block . "\n" |
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426 } |
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427 name . " " . (regs join: " ") . " {" . block . "}" |
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428 } |
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429 to2OpInst <- { |
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430 save: regs (to2Op: _scope) |
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431 } |
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432 } |
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433 } |
| 185 | 434 |
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435 allocRegs:withSource <- :instarr:regSrc { |
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436 _regMap <- dict linear |
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437 _argMap <- dict linear |
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438 |
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439 _usageTracker <- :_firstUsage { |
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440 #{ |
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441 firstUsage <- _firstUsage |
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442 lastUsage <- _firstUsage |
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443 useCount <- 0 |
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444 maxSize <- byte |
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445 usedAt:withSize <- :address :size { |
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446 useCount <- useCount + 1 |
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447 lastUsage <- address |
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448 if: size > maxSize { |
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449 maxSize <- size |
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450 } |
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451 } |
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452 string <- { |
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453 "Uses: " . useCount . ", FirstUse: " . (firstUsage join: ":") . ", Last Use: " . (lastUsage join: ":") . ", Max Size: " . maxSize |
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454 } |
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455 } |
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456 } |
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457 |
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458 _maxUses <- 0 |
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459 liveFrom:to <- :regs :from :to { |
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460 live <- #[] |
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461 foreach: regs :reg usage { |
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462 if: ((usage lastUsage) addrGreatEq: from) && ((usage firstUsage) addrLessEq: to) { |
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463 live append: reg |
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464 } |
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465 } |
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466 live |
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467 } |
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468 regUsage <- #{ |
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469 reg:usedAt:withSize <- :reg :address :size { |
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470 raddress <- address reverse |
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471 usage <- _regMap get: reg elseSet: { |
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472 _usageTracker: raddress |
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473 } |
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474 usage usedAt: raddress withSize: size |
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475 if: (usage useCount) > _maxUses { |
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476 _maxUses <- usage useCount |
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477 } |
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478 } |
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479 arg:usedAt:withSize <- :arg :address :size { |
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480 raddress <- address reverse |
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481 usage <- _argMap get: arg elseSet: { |
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482 _usageTracker: [0 0] |
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483 } |
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484 usage usedAt: raddress withSize: size |
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485 } |
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486 |
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487 liveRegsAt <- :address { |
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488 _regMap liveFrom: address to: address |
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489 } |
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490 liveArgsAt <- :address { |
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491 _argMap liveFrom: address to: address |
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492 } |
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493 |
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494 print <- { |
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495 foreach: _regMap :reg usage { |
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496 print: (string: reg) . " | " . (string: usage) . "\n" |
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497 } |
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498 foreach: _argMap :arg usage { |
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499 print: (string: arg) . " | " . (string: usage) . "\n" |
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500 } |
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501 } |
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502 } |
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503 foreach: instarr :idx inst { |
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504 inst recordUsage: regUsage at: [idx] |
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505 } |
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506 print: regUsage |
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507 |
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508 addrLessEq <- :left :right { |
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509 lesseq <- true |
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510 while: { lesseq && (not: (left empty?)) && (not: (right empty?)) } do: { |
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511 if: (left value) > (right value) { |
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512 lesseq <- false |
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513 } else: { |
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514 if: (left value) < (right value) { |
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515 left <- [] |
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516 } else: { |
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517 left <- left tail |
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518 right <- right tail |
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519 } |
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520 } |
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521 } |
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522 lesseq |
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523 } |
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524 |
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525 addrGreatEq <- :left :right { |
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526 greateq <- true |
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527 while: { greateq && (not: (left empty?)) && (not: (right empty?)) } do: { |
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528 if: (left value) < (right value) { |
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529 greateq <- false |
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530 } else: { |
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531 if: (left value) > (right value) { |
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532 left <- [] |
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533 } else: { |
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534 left <- left tail |
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535 right <- right tail |
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536 } |
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537 } |
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538 } |
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539 greateq |
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540 } |
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541 |
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542 _assignments <- dict linear |
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543 curuses <- _maxUses |
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544 while: { curuses > 0 && (_assignments length) < (_regMap length) } do: { |
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545 foreach: _regMap :reg usage { |
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546 if: (usage useCount) = curuses { |
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547 liveArgs <- _argMap liveFrom: (usage firstUsage) to: (usage lastUsage) |
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548 foreach: liveArgs :_ arg { |
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549 regSrc allocArg: (arg num) |
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550 } |
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551 |
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552 liveRegs <- _regMap liveFrom: (usage firstUsage) to: (usage lastUsage) |
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553 print: (string: reg) . " | Live: " . (liveRegs join: ", ") . ", Live Args: " . (liveArgs join: ", ") . "\n" |
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554 foreach: liveRegs :_ reg { |
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555 if: (_assignments contains?: reg) { |
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556 regSrc allocSpecific: (_assignments get: reg) |
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557 } |
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558 } |
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559 _assignments set: reg (regSrc alloc: (usage maxSize)) |
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560 |
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561 regSrc returnAll |
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562 } |
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563 } |
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564 curuses <- curuses - 1 |
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565 } |
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566 print: "\n\nAssignments:\n\n" |
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567 foreach: _assignments :reg assign { |
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568 print: (string: reg) . " = " . assign . "\n" |
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569 } |
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570 |
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571 withassign <- #[] |
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572 foreach: instarr :idx inst { |
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573 withassign append: (inst assignRegs: _assignments at: [idx] withSource: regSrc andUsage: regUsage) |
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574 } |
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575 psave <- regSrc needSaveProlog |
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576 if: (psave length) > 0 { |
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577 withassign <- #[save: psave withassign] |
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578 } |
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579 withassign |
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580 } |
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581 |
| 185 | 582 //used to convert IL to a format suitable for a 2-operand architecture |
| 583 //should be run after register allocation (I think....) | |
| 584 to2Op <- :instarr { | |
| 585 instarr fold: #[] with: :newarr inst { | |
| 586 if: (inst numops) = 3 { | |
| 587 if: (inst inb) = (inst out) { | |
| 588 newarr append: (op2: (inst opcode) in: (inst ina) out: (inst out) size: (inst size)) | |
| 589 } else: { | |
| 590 if: (inst commutative?) && (inst ina) = (inst out) { | |
| 591 newarr append: (op2: (inst opcode) in: (inst inb) out: (inst out) size: (inst size)) | |
| 592 } else: { | |
| 593 newarr append: (mov: (inst inb) (inst out) (inst size)) | |
| 594 newarr append: (op2: (inst opcode) in: (inst ina) out: (inst out) size: (inst size)) | |
| 595 } | |
| 596 } | |
| 597 } else: { | |
| 598 if: (inst numops) = 2 && (inst opcode) != _mov { | |
| 599 if: (inst in) != (inst out) { | |
| 600 newarr append: (mov: (inst in) (inst out) (inst size)) | |
| 601 } | |
| 602 newarr append: (op1: (inst opcode) val: (inst out) size: (inst size)) | |
| 603 } else: { | |
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604 if: (inst opcode) = _skipif || (inst opcode) = _save { |
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605 newarr append: (inst to2OpInst) |
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606 } else: { |
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607 newarr append: inst |
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608 } |
| 185 | 609 } |
| 610 } | |
| 611 } | |
| 612 } | |
| 613 | |
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614 toBackend <- :program :backend { |
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615 prepped <- program map: :fun { |
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616 backend adjustIL: fun |
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617 } |
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618 labels <- prepped map: :_ { |
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619 backend label |
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620 } |
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621 outprog <- #[] |
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622 foreach: prepped :name instarr { |
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623 outprog append: (labels get: name) |
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624 foreach: instarr :_ inst { |
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625 backend convertIL: inst to: outprog withLabels: labels |
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626 } |
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627 } |
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628 outprog |
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629 } |
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630 |
| 185 | 631 main <- { |
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632 prog <- dict linear |
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633 |
| 185 | 634 fib <- #[ |
| 635 sub: 2 (arg: 0) (reg: 0) q | |
| 636 skipIf: ge #[ | |
| 637 return: 1 q | |
| 638 ] | |
| 639 call: "fib" withArgs: #[reg: 0] | |
| 640 mov: retr (reg: 1) q | |
| 641 add: 1 (reg: 0) (reg: 2) q | |
| 642 call: "fib" withArgs: #[reg: 2] | |
| 643 add: retr (reg: 1) (reg: 3) q | |
| 644 return: (reg: 3) q | |
| 645 ] | |
| 646 print: "Original:\n\n" | |
| 647 foreach: fib :idx inst { | |
| 648 print: (string: inst) . "\n" | |
| 649 } | |
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650 prog set: "fib" fib |
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651 |
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652 mprog <- prog toBackend: x86 |
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653 ba <- bytearray executableFromBytes: mprog |
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654 res <- ba runWithArg: 30u64 |
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655 print: (string: res) . "\n" |
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656 0 |
| 185 | 657 } |
| 658 } | |
| 659 } |