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-rw-r--r--src/base/abci/abcLog.c29
1 files changed, 15 insertions, 14 deletions
diff --git a/src/base/abci/abcLog.c b/src/base/abci/abcLog.c
index 79947b52..ecccb36b 100644
--- a/src/base/abci/abcLog.c
+++ b/src/base/abci/abcLog.c
@@ -29,26 +29,27 @@ ABC_NAMESPACE_IMPL_START
////////////////////////////////////////////////////////////////////////
/*
- Log file format (Jiang, Mon, 28 Sep 2009)
+ Log file format (Jiang, Mon, 28 Sep 2009; updated by Alan in Jan 2011)
- <result> <cyc> <engine_name>
- <TRACE> : default is "NULL"
- <INIT_STATE> : default is "NULL"
-
- <retult> is the following:
- snl_SAT
- snl_UNSAT
- snl_UNK
- snl_ABORT
-
- <cyc> : # of cycles
+ <result> <bug_free_depth> <engine_name> <0-based_output_num> <0-based_frame>
+ <INIT_STATE> : default is empty line.
+ <TRACE> : default is empty line
+ <result> is one of the following: "snl_SAT", "snl_UNSAT", "snl_UNK", "snl_ABORT".
+ <bug_free_depth> is the number of timeframes exhaustively explored without counter-examples
+ <0-based_output_num> only need to be given if the problem is SAT.
+ <0-based_frame> only need to be given if the problem is SAT and <0-based_frame> is different from <bug_free_depth>.
<INIT_STATE> : initial state
<TRACE> : input vector
-
+
<INIT_STATE>and <TRACE> are strings of 0/1/- ( - means don't care). The length is equivalent to #input*#<cyc>.
*/
+
+
+
+
+
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
@@ -189,7 +190,7 @@ int Abc_NtkReadLogFile( char * pFileName, Abc_Cex_t ** ppCex, int * pnFrames )
if ( Vec_IntSize(vNums) )
{
int iFrameCex = (nFrames2 == -1) ? nFrames : nFrames2;
- if ( nRegs == 0 )
+ if ( nRegs < 0 )
{
printf( "Cannot read register number.\n" );
return -1;