diff options
Diffstat (limited to 'src/aig/gia/giaSimBase.c')
| -rw-r--r-- | src/aig/gia/giaSimBase.c | 81 |
1 files changed, 72 insertions, 9 deletions
diff --git a/src/aig/gia/giaSimBase.c b/src/aig/gia/giaSimBase.c index 3154f018..efa4c187 100644 --- a/src/aig/gia/giaSimBase.c +++ b/src/aig/gia/giaSimBase.c @@ -21,6 +21,7 @@ #include "gia.h" #include "misc/util/utilTruth.h" #include "misc/extra/extra.h" +//#include <immintrin.h> ABC_NAMESPACE_IMPL_START @@ -157,15 +158,17 @@ static inline void Gia_ManSimPatSimAnd2( Gia_Man_t * p, int i, Gia_Obj_t * pObj, word * pSims1 = pSims + nWords*Gia_ObjFaninLit1(pObj, i); word * pSims2 = pSims + nWords*(2*i+0); word * pSims3 = pSims + nWords*(2*i+1); int w; + assert( !Gia_ObjIsXor(pObj) ); // if ( Gia_ObjIsXor(pObj) ) // for ( w = 0; w < nWords; w++ ) // pSims2[w] = pSims0[w] ^ pSims1[w]; // else - for ( w = 0; w < nWords; w++ ) - { - pSims2[w] = pSims0[w] & pSims1[w]; - pSims3[w] = ~pSims2[w]; - } + for ( w = 0; w < nWords; w++ ) + { + pSims2[w] = pSims0[w] & pSims1[w]; + pSims3[w] = ~pSims2[w]; + } + //_mm256_storeu_ps( (float *)pSims2, _mm256_and_ps(_mm256_loadu_ps((float *)pSims0), _mm256_loadu_ps((float *)pSims1)) ); } static inline void Gia_ManSimPatSimPo2( Gia_Man_t * p, int i, Gia_Obj_t * pObj, int nWords, Vec_Wrd_t * vSims ) { @@ -2011,7 +2014,7 @@ void Gia_ManPatRareImprove( Gia_Man_t * p, int RareLimit, int fVerbose ) /**Function************************************************************* - Synopsis [Improving quality of simulation patterns.] + Synopsis [Trying vectorized simulation.] Description [] @@ -2022,13 +2025,13 @@ void Gia_ManPatRareImprove( Gia_Man_t * p, int RareLimit, int fVerbose ) ***********************************************************************/ void Gia_ManSimTest( Gia_Man_t * pGia ) { - int n, nWords = 8; + int n, nWords = 4; Vec_Wrd_t * vSim1, * vSim2; Vec_Wrd_t * vSim0 = Vec_WrdStartRandom( Gia_ManCiNum(pGia) * nWords ); abctime clk = Abc_Clock(); pGia->vSimsPi = vSim0; - for ( n = 0; n < 10; n++ ) + for ( n = 0; n < 20; n++ ) { vSim1 = Gia_ManSimPatSim( pGia ); Vec_WrdFree( vSim1 ); @@ -2036,7 +2039,7 @@ void Gia_ManSimTest( Gia_Man_t * pGia ) Abc_PrintTime( 1, "Time1", Abc_Clock() - clk ); clk = Abc_Clock(); - for ( n = 0; n < 10; n++ ) + for ( n = 0; n < 20; n++ ) { vSim2 = Gia_ManSimPatSim2( pGia ); Vec_WrdFree( vSim2 ); @@ -2047,6 +2050,66 @@ void Gia_ManSimTest( Gia_Man_t * pGia ) Vec_WrdFree( vSim0 ); } +/**Function************************************************************* + + Synopsis [Trying compiled simulation.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Gia_ManSimGen( Gia_Man_t * pGia ) +{ + int nWords = 4; + Gia_Obj_t * pObj; + Vec_Wrd_t * vSim0 = Vec_WrdStartRandom( Gia_ManCiNum(pGia) * nWords ); + FILE * pFile = fopen( "comp_sim.c", "wb" ); + int i, k, Id; + fprintf( pFile, "#include <stdio.h>\n" ); + fprintf( pFile, "#include <stdlib.h>\n" ); + fprintf( pFile, "#include <time.h>\n" ); + fprintf( pFile, "int main()\n" ); + fprintf( pFile, "{\n" ); + fprintf( pFile, " clock_t clkThis = clock();\n" ); + fprintf( pFile, " unsigned long Res = 0;\n" ); + fprintf( pFile, " int i;\n" ); + fprintf( pFile, " srand(time(NULL));\n" ); + fprintf( pFile, " for ( i = 0; i < 2000; i++ )\n" ); + fprintf( pFile, " {\n" ); + for ( k = 0; k < nWords; k++ ) + fprintf( pFile, " unsigned long s%07d_%d = 0x%08x%08x;\n", 0, k, 0, 0 ); + Gia_ManForEachCiId( pGia, Id, i ) + { + word * pSim = Vec_WrdEntryP(vSim0, i*nWords); + unsigned * pSimU = (unsigned *)pSim; + for ( k = 0; k < nWords; k++ ) + fprintf( pFile, " unsigned long s%07d_%d = ((unsigned long)rand() << 48) | ((unsigned long)rand() << 32) | ((unsigned long)rand() << 16) | (unsigned long)rand();\n", Id, k ); + } + Gia_ManForEachAnd( pGia, pObj, Id ) + { + for ( k = 0; k < nWords; k++ ) + fprintf( pFile, " unsigned long s%07d_%d = %cs%07d_%d & %cs%07d_%d;\n", Id, k, + Gia_ObjFaninC0(pObj) ? '~' : ' ', Gia_ObjFaninId0(pObj, Id), k, + Gia_ObjFaninC1(pObj) ? ' ' : '~', Gia_ObjFaninId1(pObj, Id), k ); + } + Gia_ManForEachCoId( pGia, Id, i ) + { + pObj = Gia_ManObj(pGia, Id); + for ( k = 0; k < nWords; k++ ) + fprintf( pFile, " Res ^= %cs%07d_%d;\n", Gia_ObjFaninC0(pObj) ? '~' : ' ', Gia_ObjFaninId0(pObj, Id), k ); + } + Vec_WrdFree( vSim0 ); + fprintf( pFile, " }\n" ); + fprintf( pFile, " printf( \"Res = 0x%%08x \", (unsigned)Res );\n" ); + fprintf( pFile, " printf( \"Time = %%6.2f sec\\n\", (float)(clock() - clkThis)/CLOCKS_PER_SEC );\n" ); + fprintf( pFile, " return 1;\n" ); + fprintf( pFile, "}\n" ); + fclose( pFile ); +} + //////////////////////////////////////////////////////////////////////// /// END OF FILE /// //////////////////////////////////////////////////////////////////////// |