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LibJS: Use Core::ElapsedTimer in Bytecode::Pass instead of gettimeofday

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We have a nice utility for doing exactly what this code is using, so
let's use it :^)
This commit is contained in:
Andrew Kaster 2023-01-01 13:30:09 -07:00 • committed by Linus Groh
parent f7025435b2
commit 82a01bf32f
1 changed files with 6 additions and 20 deletions
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26
Userland/Libraries/LibJS/Bytecode/PassManager.h
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@ -6,10 +6,9 @@
#pragma once #pragma once
#include <LibCore/ElapsedTimer.h>
#include <LibJS/Bytecode/BasicBlock.h> #include <LibJS/Bytecode/BasicBlock.h>
#include <LibJS/Bytecode/Generator.h> #include <LibJS/Bytecode/Generator.h>
#include <sys/time.h>
#include <time.h>
namespace JS::Bytecode { namespace JS::Bytecode {
@ -28,31 +27,18 @@ public:
virtual void perform(PassPipelineExecutable&) = 0; virtual void perform(PassPipelineExecutable&) = 0;
void started() void started()
{ {
gettimeofday(&m_start_time, nullptr); m_timer.start();
} }
void finished() void finished()
{ {
struct timeval end_time { m_time_difference = m_timer.elapsed_time();
0, 0
};
gettimeofday(&end_time, nullptr);
time_t interval_s = end_time.tv_sec - m_start_time.tv_sec;
suseconds_t interval_us = end_time.tv_usec;
if (interval_us < m_start_time.tv_usec) {
interval_s -= 1;
interval_us += 1000000;
}
interval_us -= m_start_time.tv_usec;
m_time_difference = interval_s * 1000000 + interval_us;
} }
u64 elapsed() const { return m_time_difference; } u64 elapsed() const { return m_time_difference.to_microseconds(); }
protected: protected:
struct timeval m_start_time { Core::ElapsedTimer m_timer;
0, 0 Time m_time_difference {};
};
u64 m_time_difference { 0 };
}; };
class PassManager : public Pass { class PassManager : public Pass {