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Show hw samples tooltip when there are no samples.

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This commit is contained in:
Bartosz Taudul 2021-05-20 20:10:27 +02:00
parent 3ba82ba4d6
commit 87cff004a4
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GPG Key ID: B7FE2008B7575DF3
1 changed files with 79 additions and 42 deletions
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121
server/TracySourceView.cpp
View File

@ -2546,6 +2546,70 @@ void SourceView::RenderLine( const Tokenizer::Line& line, int lineNum, const Add
DrawLine( draw, dpos + ImVec2( 0, ty+2 ), dpos + ImVec2( w, ty+2 ), 0x08FFFFFF );
}
static void PrintHwSampleTooltip( const HwSampleData& hw, bool hideFirstSeparator )
{
if( hw.cycles || hw.retired )
{
if( hideFirstSeparator )
{
hideFirstSeparator = false;
}
else
{
ImGui::Separator();
}
if( hw.cycles && hw.retired )
{
char buf[32];
auto end = PrintFloat( buf, buf+32, float( hw.retired ) / hw.cycles, 2 );
*end = '\0';
TextFocused( "IPC:", buf );
}
if( hw.cycles ) TextFocused( "Cycles:", RealToString( hw.cycles ) );
if( hw.retired ) TextFocused( "Retirements:", RealToString( hw.retired ) );
}
if( hw.cacheRef || hw.cacheMiss )
{
if( hideFirstSeparator )
{
hideFirstSeparator = false;
}
else
{
ImGui::Separator();
}
if( hw.cacheRef )
{
char buf[32];
auto end = PrintFloat( buf, buf+32, float( 100 * hw.cacheMiss ) / hw.cacheRef, 2 );
memcpy( end, "%", 2 );
TextFocused( "Cache miss rate:", buf );
TextFocused( "Cache references:", RealToString( hw.cacheRef ) );
}
if( hw.cacheMiss ) TextFocused( "Cache misses:", RealToString( hw.cacheMiss ) );
}
if( hw.branchRetired || hw.branchMiss )
{
if( hideFirstSeparator )
{
hideFirstSeparator = false;
}
else
{
ImGui::Separator();
}
if( hw.branchRetired )
{
char buf[32];
auto end = PrintFloat( buf, buf+32, float( 100 * hw.branchMiss ) / hw.branchRetired, 2 );
memcpy( end, "%", 2 );
TextFocused( "Branch mispredictions rate:", buf );
TextFocused( "Retired branches:", RealToString( hw.branchRetired ) );
}
if( hw.branchMiss ) TextFocused( "Branch mispredictions:", RealToString( hw.branchMiss ) );
}
}
void SourceView::RenderAsmLine( AsmLine& line, const AddrStat& ipcnt, const AddrStat& iptotal, const AddrStat& ipmax, const Worker& worker, uint64_t& jumpOut, int maxAddrLen, View& view )
{
const auto ty = ImGui::GetFontSize();
@ -2574,6 +2638,18 @@ void SourceView::RenderAsmLine( AsmLine& line, const AddrStat& ipcnt, const Addr
{
const auto ts = ImGui::CalcTextSize( " " );
ImGui::ItemSize( ImVec2( 7 * ts.x, ts.y ) );
if( ImGui::IsWindowHovered() && ImGui::IsMouseHoveringRect( wpos, wpos + ImVec2( ts.x * 7, ty ) ) )
{
const auto hw = worker.GetHwSampleData( line.addr );
if( hw )
{
if( m_font ) ImGui::PopFont();
ImGui::BeginTooltip();
PrintHwSampleTooltip( *hw, true );
ImGui::EndTooltip();
if( m_font ) ImGui::PushFont( m_font );
}
}
}
else
{
@ -2623,49 +2699,10 @@ void SourceView::RenderAsmLine( AsmLine& line, const AddrStat& ipcnt, const Addr
TextFocused( "Child time:", TimeToString( ipcnt.ext * worker.GetSamplingPeriod() ) );
TextFocused( "Child samples:", RealToString( ipcnt.ext ) );
}
const auto hw = worker.GetHwSampleData( line.addr );
if( hw )
{
if( hw->cycles || hw->retired )
{
ImGui::Separator();
if( hw->cycles && hw->retired )
{
char buf[32];
auto end = PrintFloat( buf, buf+32, float( hw->retired ) / hw->cycles, 2 );
*end = '\0';
TextFocused( "IPC:", buf );
}
if( hw->cycles ) TextFocused( "Cycles:", RealToString( hw->cycles ) );
if( hw->retired ) TextFocused( "Retirements:", RealToString( hw->retired ) );
}
if( hw->cacheRef || hw->cacheMiss )
{
ImGui::Separator();
if( hw->cacheRef )
{
char buf[32];
auto end = PrintFloat( buf, buf+32, float( 100 * hw->cacheMiss ) / hw->cacheRef, 2 );
memcpy( end, "%", 2 );
TextFocused( "Cache miss rate:", buf );
TextFocused( "Cache references:", RealToString( hw->cacheRef ) );
}
if( hw->cacheMiss ) TextFocused( "Cache misses:", RealToString( hw->cacheMiss ) );
}
if( hw->branchRetired || hw->branchMiss )
{
ImGui::Separator();
if( hw->branchRetired )
{
char buf[32];
auto end = PrintFloat( buf, buf+32, float( 100 * hw->branchMiss ) / hw->branchRetired, 2 );
memcpy( end, "%", 2 );
TextFocused( "Branch mispredictions rate:", buf );
TextFocused( "Retired branches:", RealToString( hw->branchRetired ) );
}
if( hw->branchMiss ) TextFocused( "Branch mispredictions:", RealToString( hw->branchMiss ) );
}
}
if( hw ) PrintHwSampleTooltip( *hw, false );
const auto& stats = *worker.GetSymbolStats( symAddrParents );
if( !stats.parents.empty() )
{