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Commit ed1a925c by Alan Mishchenko
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Adding symbolic fault representation in &fftest.

parent fee0da23
Showing with 77 additions and 38 deletions
src/base/abci/abc.c
......@@ -33250,12 +33250,14 @@ usage:
int Abc_CommandAbc9FFTest( Abc_Frame_t * pAbc, int argc, char ** argv )
{
extern void Gia_ParFfSetDefault( Bmc_ParFf_t * p );
extern void Gia_ManFaultTest( Gia_Man_t * p, Bmc_ParFf_t * pPars );
extern void Gia_ManFaultTest( Gia_Man_t * p, Gia_Man_t * pG, Bmc_ParFf_t * pPars );
Bmc_ParFf_t Pars, * pPars = &Pars;
char * pFileName = NULL;
Gia_Man_t * pGold = NULL;
int c;
Gia_ParFfSetDefault( pPars );
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "ATScsbduvh" ) ) != EOF )
while ( ( c = Extra_UtilGetopt( argc, argv, "ATSGsbduvh" ) ) != EOF )
{
switch ( c )
{
......@@ -33290,8 +33292,14 @@ int Abc_CommandAbc9FFTest( Abc_Frame_t * pAbc, int argc, char ** argv )
pPars->pFormStr = argv[globalUtilOptind];
globalUtilOptind++;
break;
case 'c':
pPars->fComplVars ^= 1;
case 'G':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-G\" should be followed by string.\n" );
goto usage;
}
pFileName = argv[globalUtilOptind];
globalUtilOptind++;
break;
case 's':
pPars->fStartPats ^= 1;
......@@ -33348,43 +33356,74 @@ int Abc_CommandAbc9FFTest( Abc_Frame_t * pAbc, int argc, char ** argv )
Abc_Print( -1, "Abc_CommandAbc9FFTest(): For delay testing, AIG should be sequential.\n" );
return 0;
}
Gia_ManFaultTest( pAbc->pGia, pPars );
// check if the file is valid
if ( pFileName )
{
FILE * pFile = fopen( pFileName, "r" );
if ( pFile == NULL )
{
Abc_Print( -1, "Abc_CommandAbc9FFTest(): File name \"%s\" with golden model is invalid.\n", pFileName );
return 0;
}
fclose( pFile );
pGold = Gia_AigerRead( pFileName, 0, 0 );
if ( pGold == NULL )
{
Abc_Print( -1, "Abc_CommandAbc9FFTest(): Cannot read file \"%s\" with golden model.\n", pFileName );
return 0;
}
if ( Gia_ManPiNum(pAbc->pGia) != Gia_ManPiNum(pGold) )
{
Gia_ManStop( pGold );
Abc_Print( -1, "Abc_CommandAbc9FFTest(): Old model and gold model have different number of PIs.\n" );
return 0;
}
if ( Gia_ManPoNum(pAbc->pGia) != Gia_ManPoNum(pGold) )
{
Gia_ManStop( pGold );
Abc_Print( -1, "Abc_CommandAbc9FFTest(): Old model and gold model have different number of POs.\n" );
return 0;
}
printf( "Entered spec AIG from file \"%s\".\n", pFileName );
}
Gia_ManFaultTest( pAbc->pGia, pGold ? pGold : pAbc->pGia, pPars );
Gia_ManStopP( &pGold );
return 0;
usage:
Abc_Print( -2, "usage: &fftest [-AT num] [-csbduvh] <file> [-S str]\n" );
Abc_Print( -2, "\t performs functional fault test generation\n" );
Abc_Print( -2, "\t-A num : selects fault model for all gates [default = %d]\n", pPars->Algo );
Abc_Print( -2, "\t 0: fault model is not selected (use -S str)\n" );
Abc_Print( -2, "\t 1: delay fault testing for sequential circuits\n" );
Abc_Print( -2, "\t 2: traditional stuck-at fault: -S (((a&b)&~p)|q)\n" );
Abc_Print( -2, "\t 3: complement fault: -S ((a&b)^p)\n" );
Abc_Print( -2, "\t 4: functionally observable fault\n" );
Abc_Print( -2, "\t-T num : specifies approximate runtime limit in seconds [default = %d]\n", pPars->nTimeOut );
Abc_Print( -2, "\t-c : toggles complementing control variables [default = %s]\n", pPars->fComplVars? "active-high": "active-low" );
Abc_Print( -2, "\t-s : toggles starting with the all-0 and all-1 patterns [default = %s]\n", pPars->fStartPats? "yes": "no" );
Abc_Print( -2, "\t-b : toggles testing for single faults only [default = %s]\n", pPars->fBasic? "yes": "no" );
Abc_Print( -2, "\t-d : toggles dumping test patterns into file \"tests.txt\" [default = %s]\n", pPars->fDump? "yes": "no" );
Abc_Print( -2, "\t-u : toggles dumping untestable faults into \"untest.txt\" [default = %s]\n", pPars->fDumpUntest? "yes": "no" );
Abc_Print( -2, "\t-v : toggles printing verbose information [default = %s]\n", pPars->fVerbose? "yes": "no" );
Abc_Print( -2, "\t-h : print the command usage\n");
Abc_Print( -2, "\t<file> : (optional) file name with input test patterns\n\n");
Abc_Print( -2, "\t-S str : (optional) string representing the fault model\n");
Abc_Print( -2, "\t The following notations are used:\n");
Abc_Print( -2, "\t Functional variables: {a,b} (both a and b are always present)\n");
Abc_Print( -2, "\t Parameter variables: {p,q,r,s,t,u,v,w} (any number from 1 to 8)\n");
Abc_Print( -2, "\t Boolean operators: AND(&), OR(|), XOR(^), MUX(?:), NOT(~)\n");
Abc_Print( -2, "\t Parantheses should be used around each operator. Spaces not allowed.\n");
Abc_Print( -2, "\t Complement (~) is only allowed before variables (use DeMorgan law).\n");
Abc_Print( -2, "\t Examples:\n");
Abc_Print( -2, "\t (((a&b)&~p)|q) stuck-at-0/1 at the output\n");
Abc_Print( -2, "\t (((a&~p)|q)&b) stuck-at-0/1 at input a\n");
Abc_Print( -2, "\t (((a|p)&(b|q))&~r) stuck-at-1 at the inputs and stuck-at-0 at the output\n");
Abc_Print( -2, "\t (((a&~p)&(b&~q))|r) stuck-at-0 at the inputs and stuck-at-1 at the output\n");
Abc_Print( -2, "\t ((a&b)^p) complement at the output\n");
Abc_Print( -2, "\t (((a^p)&(b^q))^r) complement at the inputs and at the output\n");
Abc_Print( -2, "\t (a?(b?~s:r):(b?q:p)) functionally observable fault at the output\n");
Abc_Print( -2, "\t (p?(a|b):(a&b)) replace AND by OR\n");
Abc_Print( -2, "usage: &fftest [-AT num] [-sbduvh] <file> [-G file] [-S str]\n" );
Abc_Print( -2, "\t performs functional fault test generation\n" );
Abc_Print( -2, "\t-A num : selects fault model for all gates [default = %d]\n", pPars->Algo );
Abc_Print( -2, "\t 0: fault model is not selected (use -S str)\n" );
Abc_Print( -2, "\t 1: delay fault testing for sequential circuits\n" );
Abc_Print( -2, "\t 2: traditional stuck-at fault: -S (((a&b)&~p)|q)\n" );
Abc_Print( -2, "\t 3: complement fault: -S ((a&b)^p)\n" );
Abc_Print( -2, "\t 4: functionally observable fault\n" );
Abc_Print( -2, "\t-T num : specifies approximate runtime limit in seconds [default = %d]\n", pPars->nTimeOut );
Abc_Print( -2, "\t-s : toggles starting with the all-0 and all-1 patterns [default = %s]\n", pPars->fStartPats? "yes": "no" );
Abc_Print( -2, "\t-b : toggles testing for single faults only [default = %s]\n", pPars->fBasic? "yes": "no" );
Abc_Print( -2, "\t-d : toggles dumping test patterns into file \"tests.txt\" [default = %s]\n", pPars->fDump? "yes": "no" );
Abc_Print( -2, "\t-u : toggles dumping untestable faults into \"untest.txt\" [default = %s]\n", pPars->fDumpUntest? "yes": "no" );
Abc_Print( -2, "\t-v : toggles printing verbose information [default = %s]\n", pPars->fVerbose? "yes": "no" );
Abc_Print( -2, "\t-h : print the command usage\n");
Abc_Print( -2, "\t<file> : (optional) file name with input test patterns\n\n");
Abc_Print( -2, "\t-G file : (optional) file name with the golden model\n\n");
Abc_Print( -2, "\t-S str : (optional) string representing the fault model\n");
Abc_Print( -2, "\t The following notations are used:\n");
Abc_Print( -2, "\t Functional variables: {a,b} (both a and b are always present)\n");
Abc_Print( -2, "\t Parameter variables: {p,q,r,s,t,u,v,w} (any number from 1 to 8)\n");
Abc_Print( -2, "\t Boolean operators: AND(&), OR(|), XOR(^), MUX(?:), NOT(~)\n");
Abc_Print( -2, "\t Parantheses should be used around each operator. Spaces not allowed.\n");
Abc_Print( -2, "\t Complement (~) is only allowed before variables (use DeMorgan law).\n");
Abc_Print( -2, "\t Examples:\n");
Abc_Print( -2, "\t (((a&b)&~p)|q) stuck-at-0/1 at the output\n");
Abc_Print( -2, "\t (((a&~p)|q)&b) stuck-at-0/1 at input a\n");
Abc_Print( -2, "\t (((a|p)&(b|q))&~r) stuck-at-1 at the inputs and stuck-at-0 at the output\n");
Abc_Print( -2, "\t (((a&~p)&(b&~q))|r) stuck-at-0 at the inputs and stuck-at-1 at the output\n");
Abc_Print( -2, "\t ((a&b)^p) complement at the output\n");
Abc_Print( -2, "\t (((a^p)&(b^q))^r) complement at the inputs and at the output\n");
Abc_Print( -2, "\t (a?(b?~s:r):(b?q:p)) functionally observable fault at the output\n");
Abc_Print( -2, "\t (p?(a|b):(a&b)) replace AND by OR\n");
return 1;
}
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