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0dc9af5f7e
Also run it across the whole tree to get everything using the One True Style. We don't yet run this in an automated fashion as it's a little slow, but there is a snippet to do so in makeall.sh.
38 lines
647 B
C++
38 lines
647 B
C++
#pragma once
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#include <stdio.h>
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#include <unistd.h>
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#ifdef __cplusplus
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struct Stopwatch {
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union SplitQword {
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struct {
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uint32_t lsw;
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uint32_t msw;
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};
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uint64_t qw { 0 };
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};
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public:
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Stopwatch(const char* name)
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: m_name(name)
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{
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read_tsc(&m_start.lsw, &m_start.msw);
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}
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~Stopwatch()
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{
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SplitQword end;
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read_tsc(&end.lsw, &end.msw);
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uint64_t diff = end.qw - m_start.qw;
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dbgprintf("Stopwatch(%s): %Q ticks\n", m_name, diff);
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}
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private:
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const char* m_name { nullptr };
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SplitQword m_start;
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};
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#endif // __cplusplus
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