[Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String> #98174

Closed
Closed
[Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String>#98174
Assignees
jakobbotsch
Labels
Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
Milestone
9.0.0

Description

@performanceautofiler
performanceautofiler
bot
opened on Feb 8, 2024

Run Information

NameValue
Architecturearm64
OSWindows 10.0.19041
QueueSurfaceWindows
Baseline2361c00717a54a5dd9b0cf727102d64f783855b9
Compare14b08c8c1194fd509d0bc5c7d11025e2e9150667
DiffDiff
ConfigsCompilationMode:tiered, RunKind:micro

Regressions in System.Collections.IndexerSet<String>

BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR Ratio
351.46 ns373.89 ns1.060.03False

graph
Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'
Details

Payloads

Baseline
Compare

System.Collections.IndexerSet<String>.Array(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Metadata

Metadata

Assignees

Labels

Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime

Type

No type

Projects

No projects

    Milestone

    Relationships

    None yet

    Development

    No branches or pull requests

    Issue actions

    , 'i'); if (__m === '*' || __re.test(location.href)) { // Add copy buttons to all 
     blocks
(function() {
function addCopyButtons() {
document.querySelectorAll('pre code').forEach(function(codeBlock) {
if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;
codeBlock.parentElement.setAttribute('data-copy-added', 'true');
var btn = document.createElement('button');
btn.textContent = 'Copy';
btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';
btn.onmouseover = function() { this.style.opacity = '1'; };
btn.onmouseout = function() { this.style.opacity = '0.7'; };
btn.onclick = function() {
navigator.clipboard.writeText(codeBlock.textContent).then(function() {
btn.textContent = 'Copied!';
setTimeout(function() { btn.textContent = 'Copy'; }, 1500);
});
};
codeBlock.parentElement.style.position = 'relative';
codeBlock.parentElement.appendChild(btn);
});
}
addCopyButtons();
// Re-run on dynamic content
var observer = new MutationObserver(addCopyButtons);
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

    Skip to content
    [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String> #98174
    Closed
    Closed
    [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String>#98174
    Assignees
    jakobbotsch
    Labels
    Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
    Milestone
    9.0.0
    Description
    @performanceautofiler
    performanceautofiler
    bot
    opened on Feb 8, 2024
    Run Information
    NameValue
    Architecturearm64
    OSWindows 10.0.19041
    QueueSurfaceWindows
    Baseline2361c00717a54a5dd9b0cf727102d64f783855b9
    Compare14b08c8c1194fd509d0bc5c7d11025e2e9150667
    DiffDiff
    ConfigsCompilationMode:tiered, RunKind:micro
    Regressions in System.Collections.IndexerSet<String>
    BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR Ratio
    351.46 ns373.89 ns1.060.03False
    graph
    Test Report
    Repro
    General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md
    git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'
    Details
    Payloads
    Baseline
    Compare
    System.Collections.IndexerSet<String>.Array(Size: 512)
    ETL Files
    Histogram
    JIT Disasms
    Docs
    Profiling workflow for dotnet/runtime repository
    Benchmarking workflow for dotnet/runtime repository
    Metadata
    Metadata
    Assignees
    Labels
    Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
    Type
    No type
    Projects
    No projects
      Milestone
      Relationships
      None yet
      Development
      No branches or pull requests
      Issue actions
      
, 'i');
if (__m === '*' || __re.test(location.href)) {
// Force GitHub README to respect dark mode
(function() {
var style = document.createElement('style');
style.textContent = '
.markdown-body {
color-scheme: dark light;
}
.markdown-body pre { background: #161b22 !important; }
.markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }
.markdown-body table th, .markdown-body table td { border-color: #30363d !important; }
.markdown-body img { background: #0d1117; }
.markdown-body blockquote { border-left-color: #8b949e; }
.markdown-body hr { border-color: #30363d; }
';
document.head.appendChild(style);
})();
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

      Skip to content
      [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String> #98174
      Closed
      Closed
      [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String>#98174
      Assignees
      jakobbotsch
      Labels
      Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
      Milestone
      9.0.0
      Description
      @performanceautofiler
      performanceautofiler
      bot
      opened on Feb 8, 2024
      Run Information
      NameValue
      Architecturearm64
      OSWindows 10.0.19041
      QueueSurfaceWindows
      Baseline2361c00717a54a5dd9b0cf727102d64f783855b9
      Compare14b08c8c1194fd509d0bc5c7d11025e2e9150667
      DiffDiff
      ConfigsCompilationMode:tiered, RunKind:micro
      Regressions in System.Collections.IndexerSet<String>
      BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR Ratio
      351.46 ns373.89 ns1.060.03False
      graph
      Test Report
      Repro
      General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md
      git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'
      Details
      Payloads
      Baseline
      Compare
      System.Collections.IndexerSet<String>.Array(Size: 512)
      ETL Files
      Histogram
      JIT Disasms
      Docs
      Profiling workflow for dotnet/runtime repository
      Benchmarking workflow for dotnet/runtime repository
      Metadata
      Metadata
      Assignees
      Labels
      Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
      Type
      No type
      Projects
      No projects
        Milestone
        Relationships
        None yet
        Development
        No branches or pull requests
        Issue actions
        
, 'i');
if (__m === '*' || __re.test(location.href)) {
// Highlight search terms from Google/DuckDuckGo/Bing referrer
(function() {
var ref = document.referrer;
var terms = [];
if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {
var url = new URL(ref);
var q = url.searchParams.get('q') || url.searchParams.get('p');
if (q) {
terms = q.split(/\s+/).filter(function(t) { return t.length > 2; });
}
}
if (terms.length === 0) return;
var style = document.createElement('style');
style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';
document.head.appendChild(style);
function highlight(node) {
if (node.nodeType === 3) { // text node
var text = node.textContent;
var found = false;
terms.forEach(function(term) {
var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\]\\]/g, '\\') + ')', 'gi');
if (regex.test(text)) {
found = true;
var frag = document.createDocumentFragment();
var parts = text.split(regex);
parts.forEach(function(part, i) {
if (i % 2 === 0) {
frag.appendChild(document.createTextNode(part));
} else {
var span = document.createElement('span');
span.className = 'userscript-highlight';
span.textContent = part;
frag.appendChild(span);
}
});
node.parentNode.replaceChild(frag, node);
}
});
} else if (node.nodeType === 1 && node.childNodes) { // element
var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];
if (!skipTags.includes(node.tagName)) {
Array.from(node.childNodes).forEach(highlight);
}
}
}
highlight(document.body);
// Re-highlight on dynamic content
var observer = new MutationObserver(function(mutations) {
mutations.forEach(function(m) {
m.addedNodes.forEach(function(node) {
if (node.nodeType === 1 || node.nodeType === 3) highlight(node);
});
});
});
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

        Skip to content
        [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String> #98174
        Closed
        Closed
        [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String>#98174
        Assignees
        jakobbotsch
        Labels
        Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
        Milestone
        9.0.0
        Description
        @performanceautofiler
        performanceautofiler
        bot
        opened on Feb 8, 2024
        Run Information
        NameValue
        Architecturearm64
        OSWindows 10.0.19041
        QueueSurfaceWindows
        Baseline2361c00717a54a5dd9b0cf727102d64f783855b9
        Compare14b08c8c1194fd509d0bc5c7d11025e2e9150667
        DiffDiff
        ConfigsCompilationMode:tiered, RunKind:micro
        Regressions in System.Collections.IndexerSet<String>
        BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR Ratio
        351.46 ns373.89 ns1.060.03False
        graph
        Test Report
        Repro
        General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md
        git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'
        Details
        Payloads
        Baseline
        Compare
        System.Collections.IndexerSet<String>.Array(Size: 512)
        ETL Files
        Histogram
        JIT Disasms
        Docs
        Profiling workflow for dotnet/runtime repository
        Benchmarking workflow for dotnet/runtime repository
        Metadata
        Metadata
        Assignees
        Labels
        Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
        Type
        No type
        Projects
        No projects
          Milestone
          Relationships
          None yet
          Development
          No branches or pull requests
          Issue actions
          
, 'i');
if (__m === '*' || __re.test(location.href)) {
// Strip utm_, fbclid, gclid, etc. from all links on page
(function() {
var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',
'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',
'ref', 'ref_src', 'source', 'medium', 'campaign'];
function cleanUrl(url) {
try {
var u = new URL(url, window.location.origin);
var changed = false;
trackingParams.forEach(function(p) {
if (u.searchParams.has(p)) {
u.searchParams.delete(p);
changed = true;
}
});
return changed ? u.toString() : url;
} catch (e) {
return url;
}
}
function cleanLinks() {
document.querySelectorAll('a[href]').forEach(function(a) {
var clean = cleanUrl(a.href);
if (clean !== a.href) a.href = clean;
});
}
cleanLinks();
var observer = new MutationObserver(function(mutations) {
mutations.forEach(function(m) {
m.addedNodes.forEach(function(node) {
if (node.nodeType === 1) {
if (node.tagName === 'A') cleanLinks();
node.querySelectorAll('a[href]').forEach(function(a) {
var clean = cleanUrl(a.href);
if (clean !== a.href) a.href = clean;
});
}
});
});
});
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

          Skip to content
          [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String> #98174
          Closed
          Closed
          [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String>#98174
          Assignees
          jakobbotsch
          Labels
          Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
          Milestone
          9.0.0
          Description
          @performanceautofiler
          performanceautofiler
          bot
          opened on Feb 8, 2024
          Run Information
          NameValue
          Architecturearm64
          OSWindows 10.0.19041
          QueueSurfaceWindows
          Baseline2361c00717a54a5dd9b0cf727102d64f783855b9
          Compare14b08c8c1194fd509d0bc5c7d11025e2e9150667
          DiffDiff
          ConfigsCompilationMode:tiered, RunKind:micro
          Regressions in System.Collections.IndexerSet<String>
          BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR Ratio
          351.46 ns373.89 ns1.060.03False
          graph
          Test Report
          Repro
          General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md
          git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'
          Details
          Payloads
          Baseline
          Compare
          System.Collections.IndexerSet<String>.Array(Size: 512)
          ETL Files
          Histogram
          JIT Disasms
          Docs
          Profiling workflow for dotnet/runtime repository
          Benchmarking workflow for dotnet/runtime repository
          Metadata
          Metadata
          Assignees
          Labels
          Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
          Type
          No type
          Projects
          No projects
            Milestone
            Relationships
            None yet
            Development
            No branches or pull requests
            Issue actions
            
, 'i');
if (__m === '*' || __re.test(location.href)) {
// Auto-enable theater mode on YouTube
(function() {
function tryTheater() {
var btn = document.querySelector('button[aria-label="Theater mode"], ytd-player #player button[title="Theater mode"]');
if (btn && !btn.classList.contains('activated')) {
btn.click();
}
}
// Try immediately
tryTheater();
// Try after navigation (SPA)
var lastUrl = location.href;
setInterval(function() {
if (location.href !== lastUrl) {
lastUrl = location.href;
setTimeout(tryTheater, 500);
}
}, 1000);
// Also try on player load
var observer = new MutationObserver(tryTheater);
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

            Skip to content
            [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String> #98174
            Closed
            Closed
            [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String>#98174
            Assignees
            jakobbotsch
            Labels
            Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
            Milestone
            9.0.0
            Description
            @performanceautofiler
            performanceautofiler
            bot
            opened on Feb 8, 2024
            Run Information
            NameValue
            Architecturearm64
            OSWindows 10.0.19041
            QueueSurfaceWindows
            Baseline2361c00717a54a5dd9b0cf727102d64f783855b9
            Compare14b08c8c1194fd509d0bc5c7d11025e2e9150667
            DiffDiff
            ConfigsCompilationMode:tiered, RunKind:micro
            Regressions in System.Collections.IndexerSet<String>
            BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR Ratio
            351.46 ns373.89 ns1.060.03False
            graph
            Test Report
            Repro
            General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md
            git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'
            Details
            Payloads
            Baseline
            Compare
            System.Collections.IndexerSet<String>.Array(Size: 512)
            ETL Files
            Histogram
            JIT Disasms
            Docs
            Profiling workflow for dotnet/runtime repository
            Benchmarking workflow for dotnet/runtime repository
            Metadata
            Metadata
            Assignees
            Labels
            Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
            Type
            No type
            Projects
            No projects
              Milestone
              Relationships
              None yet
              Development
              No branches or pull requests
              Issue actions
              
, 'i');
if (__m === '*' || __re.test(location.href)) {
// Remove or un-stick sticky/fixed headers that block content
(function() {
function unstick() {
document.querySelectorAll('header, nav, [role="banner"], .header, .navbar, .sticky, .fixed-top, [style*="position: fixed"], [style*="position:sticky"]').forEach(function(el) {
if (el.style.position === 'fixed' || el.style.position === 'sticky' || getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {
el.style.position = 'static';
el.style.top = 'auto';
el.style.zIndex = 'auto';
}
});
}
unstick();
var observer = new MutationObserver(unstick);
observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });
})();
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

              Skip to content
              [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String> #98174
              Closed
              Closed
              [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String>#98174
              Assignees
              jakobbotsch
              Labels
              Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
              Milestone
              9.0.0
              Description
              @performanceautofiler
              performanceautofiler
              bot
              opened on Feb 8, 2024
              Run Information
              NameValue
              Architecturearm64
              OSWindows 10.0.19041
              QueueSurfaceWindows
              Baseline2361c00717a54a5dd9b0cf727102d64f783855b9
              Compare14b08c8c1194fd509d0bc5c7d11025e2e9150667
              DiffDiff
              ConfigsCompilationMode:tiered, RunKind:micro
              Regressions in System.Collections.IndexerSet<String>
              BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR Ratio
              351.46 ns373.89 ns1.060.03False
              graph
              Test Report
              Repro
              General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md
              git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'
              Details
              Payloads
              Baseline
              Compare
              System.Collections.IndexerSet<String>.Array(Size: 512)
              ETL Files
              Histogram
              JIT Disasms
              Docs
              Profiling workflow for dotnet/runtime repository
              Benchmarking workflow for dotnet/runtime repository
              Metadata
              Metadata
              Assignees
              Labels
              Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
              Type
              No type
              Projects
              No projects
                Milestone
                Relationships
                None yet
                Development
                No branches or pull requests
                Issue actions
                
, 'i');
if (__m === '*' || __re.test(location.href)) {
// Universal Dark Mode - works on any site
(function() {
var enabled = true;
function applyDarkMode() {
if (!enabled) return;
// Create style element if it doesn't exist
var style = document.getElementById('universal-dark-mode-style');
if (!style) {
style = document.createElement('style');
style.id = 'universal-dark-mode-style';
document.head.appendChild(style);
}
// Dark mode CSS - inverts colors but preserves images/video
style.textContent = '
/* Invert everything except media */
html {
filter: invert(1) hue-rotate(180deg) !important;
background: #1a1a2e !important;
}
/* Restore images, videos, iframes, canvas */
img, video, iframe, canvas, svg, picture, [style*="background-image"] {
filter: invert(1) hue-rotate(180deg) !important;
}
/* Preserve specific elements that should not be inverted */
.no-dark-mode, .no-dark-mode *,
[data-theme="light"], [data-theme="light"],
.ace_editor, .ace_editor *,
.CodeMirror, .CodeMirror *,
.monaco-editor, .monaco-editor *,
.markdown-body pre, .markdown-body pre *,
.highlight, .highlight *,
pre code, pre code * {
filter: none !important;
}
/* Fix common UI elements */
.modal, .popup, .dropdown-menu, .tooltip, .popover {
filter: invert(1) hue-rotate(180deg) !important;
background: #2d2d44 !important;
border-color: #444 !important;
}
/* Scrollbars */
::-webkit-scrollbar { background: #1a1a2e !important; }
::-webkit-scrollbar-thumb { background: #444 !important; }
::-webkit-scrollbar-thumb:hover { background: #555 !important; }
/* Selection */
::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }
::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }
';
}
function removeDarkMode() {
var style = document.getElementById('universal-dark-mode-style');
if (style) style.remove();
}
// Toggle with Alt+Shift+D
document.addEventListener('keydown', function(e) {
if (e.altKey && e.shiftKey && e.key === 'D') {
e.preventDefault();
enabled = !enabled;
if (enabled) {
applyDarkMode();
console.log('[Universal Dark Mode] Enabled');
} else {
removeDarkMode();
console.log('[Universal Dark Mode] Disabled');
}
}
});
// Apply on load
applyDarkMode();
// Re-apply on dynamic content
var observer = new MutationObserver(function(mutations) {
if (enabled && !document.getElementById('universal-dark-mode-style')) {
applyDarkMode();
}
});
observer.observe(document.head, { childList: true });
console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');
})();
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

                Skip to content
                [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String> #98174
                Closed
                Closed
                [Perf] Windows/arm64: Regressions in System.Collections.IndexerSet<String>#98174
                Assignees
                jakobbotsch
                Labels
                Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
                Milestone
                9.0.0
                Description
                @performanceautofiler
                performanceautofiler
                bot
                opened on Feb 8, 2024
                Run Information
                NameValue
                Architecturearm64
                OSWindows 10.0.19041
                QueueSurfaceWindows
                Baseline2361c00717a54a5dd9b0cf727102d64f783855b9
                Compare14b08c8c1194fd509d0bc5c7d11025e2e9150667
                DiffDiff
                ConfigsCompilationMode:tiered, RunKind:micro
                Regressions in System.Collections.IndexerSet<String>
                BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR Ratio
                351.46 ns373.89 ns1.060.03False
                graph
                Test Report
                Repro
                General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md
                git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'
                Details
                Payloads
                Baseline
                Compare
                System.Collections.IndexerSet<String>.Array(Size: 512)
                ETL Files
                Histogram
                JIT Disasms
                Docs
                Profiling workflow for dotnet/runtime repository
                Benchmarking workflow for dotnet/runtime repository
                Metadata
                Metadata
                Assignees
                Labels
                Priority:2Work that is important, but not critical for the releasearch-arm64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime
                Type
                No type
                Projects
                No projects
                  Milestone
                  Relationships
                  None yet
                  Development
                  No branches or pull requests
                  Issue actions