From 4812c90424dfc40d26725244723887a2d16ddfd9 Mon Sep 17 00:00:00 2001 From: Alan Mishchenko Date: Mon, 1 Oct 2007 08:01:00 -0700 Subject: Version abc71001 --- src/misc/mvc/mvcCover.c | 251 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 251 insertions(+) create mode 100644 src/misc/mvc/mvcCover.c (limited to 'src/misc/mvc/mvcCover.c') diff --git a/src/misc/mvc/mvcCover.c b/src/misc/mvc/mvcCover.c new file mode 100644 index 00000000..d8584446 --- /dev/null +++ b/src/misc/mvc/mvcCover.c @@ -0,0 +1,251 @@ +/**CFile**************************************************************** + + FileName [mvcCover.c] + + PackageName [MVSIS 2.0: Multi-valued logic synthesis system.] + + Synopsis [Basic procedures to manipulate unate cube covers.] + + Author [MVSIS Group] + + Affiliation [UC Berkeley] + + Date [Ver. 1.0. Started - February 1, 2003.] + + Revision [$Id: mvcCover.c,v 1.5 2003/04/09 18:02:05 alanmi Exp $] + +***********************************************************************/ + +#include "mvc.h" + +//////////////////////////////////////////////////////////////////////// +/// DECLARATIONS /// +//////////////////////////////////////////////////////////////////////// + +//////////////////////////////////////////////////////////////////////// +/// FUNCTION DEFINITIONS /// +//////////////////////////////////////////////////////////////////////// + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +Mvc_Cover_t * Mvc_CoverAlloc( Mvc_Manager_t * pMem, int nBits ) +{ + Mvc_Cover_t * p; + int nBitsInUnsigned; + + nBitsInUnsigned = 8 * sizeof(Mvc_CubeWord_t); +#ifdef USE_SYSTEM_MEMORY_MANAGEMENT + p = (Mvc_Cover_t *)malloc( sizeof(Mvc_Cover_t) ); +#else + p = (Mvc_Cover_t *)Extra_MmFixedEntryFetch( pMem->pManC ); +#endif + p->pMem = pMem; + p->nBits = nBits; + p->nWords = nBits / nBitsInUnsigned + (int)(nBits % nBitsInUnsigned > 0); + p->nUnused = p->nWords * nBitsInUnsigned - p->nBits; + p->lCubes.nItems = 0; + p->lCubes.pHead = NULL; + p->lCubes.pTail = NULL; + p->nCubesAlloc = 0; + p->pCubes = NULL; + p->pMask = NULL; + p->pLits = NULL; + return p; +} + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +Mvc_Cover_t * Mvc_CoverClone( Mvc_Cover_t * p ) +{ + Mvc_Cover_t * pCover; +#ifdef USE_SYSTEM_MEMORY_MANAGEMENT + pCover = (Mvc_Cover_t *)malloc( sizeof(Mvc_Cover_t) ); +#else + pCover = (Mvc_Cover_t *)Extra_MmFixedEntryFetch( p->pMem->pManC ); +#endif + pCover->pMem = p->pMem; + pCover->nBits = p->nBits; + pCover->nWords = p->nWords; + pCover->nUnused = p->nUnused; + pCover->lCubes.nItems = 0; + pCover->lCubes.pHead = NULL; + pCover->lCubes.pTail = NULL; + pCover->nCubesAlloc = 0; + pCover->pCubes = NULL; + pCover->pMask = NULL; + pCover->pLits = NULL; + return pCover; +} + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +Mvc_Cover_t * Mvc_CoverDup( Mvc_Cover_t * p ) +{ + Mvc_Cover_t * pCover; + Mvc_Cube_t * pCube, * pCubeCopy; + // clone the cover + pCover = Mvc_CoverClone( p ); + // copy the cube list + Mvc_CoverForEachCube( p, pCube ) + { + pCubeCopy = Mvc_CubeDup( p, pCube ); + Mvc_CoverAddCubeTail( pCover, pCubeCopy ); + } + return pCover; +} + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Mvc_CoverFree( Mvc_Cover_t * p ) +{ + Mvc_Cube_t * pCube, * pCube2; + // recycle cube list + Mvc_CoverForEachCubeSafe( p, pCube, pCube2 ) + Mvc_CubeFree( p, pCube ); + // recycle other pointers + Mvc_CubeFree( p, p->pMask ); + MEM_FREE( p->pMem, Mvc_Cube_t *, p->nCubesAlloc, p->pCubes ); + MEM_FREE( p->pMem, int, p->nBits, p->pLits ); + +#ifdef USE_SYSTEM_MEMORY_MANAGEMENT + free( p ); +#else + Extra_MmFixedEntryRecycle( p->pMem->pManC, (char *)p ); +#endif +} + + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Mvc_CoverAllocateMask( Mvc_Cover_t * pCover ) +{ + if ( pCover->pMask == NULL ) + pCover->pMask = Mvc_CubeAlloc( pCover ); +} + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Mvc_CoverAllocateArrayLits( Mvc_Cover_t * pCover ) +{ + if ( pCover->pLits == NULL ) + pCover->pLits = MEM_ALLOC( pCover->pMem, int, pCover->nBits ); +} + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Mvc_CoverAllocateArrayCubes( Mvc_Cover_t * pCover ) +{ + if ( pCover->nCubesAlloc < pCover->lCubes.nItems ) + { + if ( pCover->nCubesAlloc > 0 ) + MEM_FREE( pCover->pMem, Mvc_Cube_t *, pCover->nCubesAlloc, pCover->pCubes ); + pCover->nCubesAlloc = pCover->lCubes.nItems; + pCover->pCubes = MEM_ALLOC( pCover->pMem, Mvc_Cube_t *, pCover->nCubesAlloc ); + } +} + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Mvc_CoverDeallocateMask( Mvc_Cover_t * pCover ) +{ + Mvc_CubeFree( pCover, pCover->pMask ); + pCover->pMask = NULL; +} + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Mvc_CoverDeallocateArrayLits( Mvc_Cover_t * pCover ) +{ + if ( pCover->pLits ) + { + MEM_FREE( pCover->pMem, int, pCover->nBits, pCover->pLits ); + pCover->pLits = NULL; + } +} + +//////////////////////////////////////////////////////////////////////// +/// END OF FILE /// +//////////////////////////////////////////////////////////////////////// + + -- cgit v1.2.3 >124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388