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Suggested changes to counting time in Abc_Clock()

This commit is contained in:
Alan Mishchenko 2013-06-18 11:26:37 -07:00
parent b91c41659e
commit 13dd754a8c
2 changed files with 11 additions and 11 deletions
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2
Makefile
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@ -62,7 +62,7 @@ endif
endif endif
LIBS := -ldl LIBS := -ldl -lrt
ifneq ($(READLINE),0) ifneq ($(READLINE),0)
CFLAGS += -DABC_USE_READLINE CFLAGS += -DABC_USE_READLINE

20
src/misc/util/abc_global.h
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@ -271,17 +271,17 @@ static inline int Abc_Lit2LitL( int * pMap, int Lit ) { return Abc_LitNo
typedef ABC_INT64_T abctime; typedef ABC_INT64_T abctime;
static inline abctime Abc_Clock() static inline abctime Abc_Clock()
{ {
static abctime PeriodNum = 0; #if defined(LIN) || defined(LIN64)
static clock_t Period = ((abctime)1 << 30); struct timespec ts;
clock_t ClockTime = clock(); if ( clock_gettime(CLOCK_THREAD_CPUTIME_ID, &ts) < 0 )
if ( ClockTime >= Period ) return (abctime)-1;
{ abctime res = ((abctime) ts.tv_sec) * CLOCKS_PER_SEC;
ClockTime -= Period; res += (((abctime) ts.tv_nsec) * CLOCKS_PER_SEC) / 1000000000;
PeriodNum++; return res;
#else
return (abctime) clock();
#endif
} }
return PeriodNum * Period + ClockTime;
}
// bridge communication // bridge communication
#define BRIDGE_NETLIST 106 #define BRIDGE_NETLIST 106