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119 lines
4.2 KiB
C
119 lines
4.2 KiB
C
/*!
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\file gk_macros.h
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\brief This file contains various macros
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\date Started 3/27/2007
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\author George
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\version\verbatim $Id: gk_macros.h 1432 2007-04-07 20:06:19Z karypis $ \endverbatim
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*/
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#ifndef _GK_MACROS_H_
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#define _GK_MACROS_H_
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/*-------------------------------------------------------------
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* Usefull commands
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*-------------------------------------------------------------*/
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#define amax(a, b) ((a) >= (b) ? (a) : (b))
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#define amin(a, b) ((a) >= (b) ? (b) : (a))
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#define amax3(a, b, c) ((a) >= (b) && (a) >= (c) ? (a) : ((b) >= (a) && (b) >= (c) ? (b) : (c)))
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#define SWAP(a, b, tmp) do {(tmp) = (a); (a) = (b); (b) = (tmp);} while(0)
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#define INC_DEC(a, b, val) do {(a) += (val); (b) -= (val);} while(0)
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#define gk_ccopy(n, a, b) (int *)memmove((void *)(b), (void *)(a), sizeof(char)*(n))
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#define gk_icopy(n, a, b) (int *)memmove((void *)(b), (void *)(a), sizeof(int)*(n))
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#define gk_fcopy(n, a, b) (float *)memmove((void *)(b), (void *)(a), sizeof(float)*(n))
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#define gk_dcopy(n, a, b) (double *)memmove((void *)(b), (void *)(a), sizeof(double)*(n))
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#define gk_idxcopy(n, a, b) (double *)memmove((void *)(b), (void *)(a), sizeof(gk_idx_t)*(n))
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#define sign(a, b) ((a >= 0 ? b : -b))
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#define ONEOVERRANDMAX (1.0/(RAND_MAX+1.0))
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#define RandomInRange(u) ((int) (ONEOVERRANDMAX*(u)*rand()))
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/*-------------------------------------------------------------
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* Timing macros
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*-------------------------------------------------------------*/
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#define gk_clearcputimer(tmr) (tmr = 0.0)
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#define gk_startcputimer(tmr) (tmr -= gk_CPUSeconds())
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#define gk_stopcputimer(tmr) (tmr += gk_CPUSeconds())
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#define gk_getcputimer(tmr) (tmr)
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#define gk_clearwctimer(tmr) (tmr = 0.0)
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#define gk_startwctimer(tmr) (tmr -= gk_WClockSeconds())
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#define gk_stopwctimer(tmr) (tmr += gk_WClockSeconds())
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#define gk_getwctimer(tmr) (tmr)
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/*-------------------------------------------------------------
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* dbglvl handling macros
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*-------------------------------------------------------------*/
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#define IFSET(a, flag, cmd) if ((a)&(flag)) (cmd);
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/*-------------------------------------------------------------
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* gracefull library exit macro
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*-------------------------------------------------------------*/
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#define GKSETJMP() (setjmp(gk_return_to_entry))
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/*-------------------------------------------------------------
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* Debuging memory leaks
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*-------------------------------------------------------------*/
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#ifdef DMALLOC
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# define MALLOC_CHECK(ptr) \
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if (malloc_verify((ptr)) == DMALLOC_VERIFY_ERROR) { \
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printf("***MALLOC_CHECK failed on line %d of file %s: " #ptr "\n", \
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__LINE__, __FILE__); \
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abort(); \
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}
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#else
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# define MALLOC_CHECK(ptr) ;
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#endif
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/*-------------------------------------------------------------
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* CSR conversion macros
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*-------------------------------------------------------------*/
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#define MAKECSR(i, n, a) \
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do { \
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for (i=1; i<n; i++) a[i] += a[i-1]; \
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for (i=n; i>0; i--) a[i] = a[i-1]; \
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a[0] = 0; \
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} while(0)
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#define SHIFTCSR(i, n, a) \
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do { \
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for (i=n; i>0; i--) a[i] = a[i-1]; \
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a[0] = 0; \
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} while(0)
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/*-------------------------------------------------------------
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* Program Assertions
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*-------------------------------------------------------------*/
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#ifdef DEBUG
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# define ASSERT(expr) \
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if (!(expr)) { \
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printf("***ASSERTION failed on line %d of file %s: " #expr "\n", \
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__LINE__, __FILE__); \
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abort(); \
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}
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#else
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# define ASSERT(expr) ;
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#endif
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#ifdef DEBUG
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# define ASSERTP(expr,msg) \
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if (!(expr)) { \
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printf("***ASSERTION failed on line %d of file %s: " #expr "\n", \
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__LINE__, __FILE__); \
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printf msg ; \
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printf("\n"); \
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abort(); \
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}
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#else
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# define ASSERTP(expr,msg) ;
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#endif
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#endif
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