mirror of https://github.com/OpenTTD/OpenTTD.git
Add: Chrono based TIC() and TOC() in debug
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20
src/debug.h
20
src/debug.h
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@ -13,6 +13,7 @@
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#define DEBUG_H
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#include "cpu.h"
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#include <chrono>
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/* Debugging messages policy:
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* These should be the severities used for direct DEBUG() calls
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@ -83,6 +84,9 @@ const char *GetDebugString();
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*
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* TIC() / TOC() creates its own block, so make sure not the mangle
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* it with another block.
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*
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* The output is counted in CPU cycles, and not comparable accross
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* machines. Mainly useful for local optimisations.
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**/
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#define TIC() {\
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uint64 _xxx_ = ottd_rdtsc();\
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@ -98,6 +102,22 @@ const char *GetDebugString();
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}\
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}
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/* Chrono based version. The output is in microseconds. */
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#define TICC() {\
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auto _start_ = std::chrono::high_resolution_clock::now();\
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static uint64 _sum_ = 0;\
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static uint32 _i_ = 0;
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#define TOCC(str, _count_)\
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_sum_ += (std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::high_resolution_clock::now() - _start_)).count();\
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if (++_i_ == _count_) {\
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DEBUG(misc, 0, "[%s] " OTTD_PRINTF64 " us [avg: %.1f us]", str, _sum_, _sum_/(double)_i_);\
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_i_ = 0;\
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_sum_ = 0;\
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}\
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}
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void ShowInfo(const char *str);
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void CDECL ShowInfoF(const char *str, ...) WARN_FORMAT(1, 2);
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