author | William Roberts <williamr@symbian.org> |
Thu, 22 Jul 2010 16:48:56 +0100 | |
branch | GCC_SURGE |
changeset 45 | 4b03adbd26ca |
parent 18 | 47c74d1534e1 |
permissions | -rw-r--r-- |
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/* |
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* LIBOIL - Library of Optimized Inner Loops |
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* Copyright (c) 2003,2004 David A. Schleef <ds@schleef.org> |
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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 |
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* are met: |
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* 1. 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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* 2. 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 AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
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* 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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|
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#ifndef _LIBOIL_PROFILE_H_ |
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#define _LIBOIL_PROFILE_H_ |
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#include <liboil/liboilutils.h> |
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OIL_BEGIN_DECLS |
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#ifdef OIL_ENABLE_UNSTABLE_API |
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|
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/** |
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* OIL_PROFILE_HIST_LENGTH |
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* |
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* Internal definition of the number of histogram entries in #OilProfile. |
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*/ |
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#define OIL_PROFILE_HIST_LENGTH 10 |
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typedef struct _OilProfile OilProfile; |
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/** |
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* OilProfile: |
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* |
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* An opaque structure representing profiling information. |
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*/ |
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struct _OilProfile { |
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/*< private >*/ |
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unsigned long start; |
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unsigned long stop; |
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unsigned long min; |
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unsigned long last; |
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unsigned long total; |
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int n; |
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int hist_n; |
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unsigned long hist_time[OIL_PROFILE_HIST_LENGTH]; |
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int hist_count[OIL_PROFILE_HIST_LENGTH]; |
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}; |
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IMPORT_C unsigned long oil_profile_stamp(void); |
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IMPORT_C void oil_profile_init(OilProfile *prof); |
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IMPORT_C void oil_profile_stop_handle(OilProfile *prof); |
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IMPORT_C void oil_profile_get_ave_std (OilProfile *prof, double *ave_p, double *std_p); |
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/** |
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* oil_profile_start: |
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* @x: a pointer to an OilProfile structure |
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* |
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* Starts a profiling run by obtaining a timestamp via oil_profile_stamp() |
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* and writing it into @x. |
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*/ |
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#define oil_profile_start(x) do{ \ |
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(x)->start = oil_profile_stamp(); \ |
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}while(0) |
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/** |
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* oil_profile_stop: |
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* @x: a pointer to an OilProfile structure |
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* |
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* Stops a profiling run by obtaining a timestamp via oil_profile_stamp() |
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* and writing it into @x. It then calls oil_profile_stop_handle() to |
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* handle post-processing of the profiling run. |
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*/ |
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#define oil_profile_stop(x) do{ \ |
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(x)->stop = oil_profile_stamp(); \ |
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oil_profile_stop_handle(x); \ |
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}while(0) |
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#endif |
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OIL_END_DECLS |
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#endif |
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