63 lines
2.8 KiB
C
63 lines
2.8 KiB
C
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/*
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* Copyright (c) 2009, Jiri Matela
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _COMMON_H
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#define _COMMON_H
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//24-bit multiplication is faster on G80,
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//but we must be sure to multiply integers
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//only within [-8M, 8M - 1] range
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#define IMUL(a, b) __mul24(a, b)
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////cuda timing macros
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//#define CTIMERINIT cudaEvent_t cstart, cstop; \
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// cudaEventCreate(&cstart); \
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// cudaEventCreate(&cstop); \
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// float elapsedTime
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//#define CTIMERSTART(cstart) cudaEventRecord(cstart,0)
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//#define CTIMERSTOP(cstop) cudaEventRecord(cstop,0); \
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// cudaEventSynchronize(cstop); \
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// cudaEventElapsedTime(&elapsedTime, cstart, cstop)
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//divide and round up macro
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#define DIVANDRND(a, b) ((((a) % (b)) != 0) ? ((a) / (b) + 1) : ((a) / (b)))
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# define cudaCheckError( msg ) { \
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cudaError_t err = cudaGetLastError(); \
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if( cudaSuccess != err) { \
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fprintf(stderr, "%s: %i: %s: %s.\n", \
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__FILE__, __LINE__, msg, cudaGetErrorString( err) ); \
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exit(-1); \
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} }
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# define cudaCheckAsyncError( msg ) { \
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cudaThreadSynchronize(); \
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cudaCheckError( msg ); \
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}
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#endif
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