JIT: avoid calling GC write barrier for byrefs #90195

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JIT: avoid calling GC write barrier for byrefs#90195
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EgorBo
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Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
Milestone
9.0.0

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@markples
markples
opened on Aug 8, 2023

See discussion in #80086

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Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged

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    , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all 
     blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n 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;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

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    JIT: avoid calling GC write barrier for byrefs #90195
    Closed
    Closed
    JIT: avoid calling GC write barrier for byrefs#90195
    Assignees
    EgorBo
    Labels
    Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
    Milestone
    9.0.0
    Description
    @markples
    markples
    opened on Aug 8, 2023
    See discussion in #80086
    Metadata
    Metadata
    Assignees
    Labels
    Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
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, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix");
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

      Skip to content
      JIT: avoid calling GC write barrier for byrefs #90195
      Closed
      Closed
      JIT: avoid calling GC write barrier for byrefs#90195
      Assignees
      EgorBo
      Labels
      Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
      Milestone
      9.0.0
      Description
      @markples
      markples
      opened on Aug 8, 2023
      See discussion in #80086
      Metadata
      Metadata
      Assignees
      Labels
      Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
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, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms");
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

        Skip to content
        JIT: avoid calling GC write barrier for byrefs #90195
        Closed
        Closed
        JIT: avoid calling GC write barrier for byrefs#90195
        Assignees
        EgorBo
        Labels
        Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
        Milestone
        9.0.0
        Description
        @markples
        markples
        opened on Aug 8, 2023
        See discussion in #80086
        Metadata
        Metadata
        Assignees
        Labels
        Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
        Type
        No type
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        No projects
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, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links");
}
} 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
          JIT: avoid calling GC write barrier for byrefs #90195
          Closed
          Closed
          JIT: avoid calling GC write barrier for byrefs#90195
          Assignees
          EgorBo
          Labels
          Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
          Milestone
          9.0.0
          Description
          @markples
          markples
          opened on Aug 8, 2023
          See discussion in #80086
          Metadata
          Metadata
          Assignees
          Labels
          Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
          Type
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, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default");
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

            Skip to content
            JIT: avoid calling GC write barrier for byrefs #90195
            Closed
            Closed
            JIT: avoid calling GC write barrier for byrefs#90195
            Assignees
            EgorBo
            Labels
            Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
            Milestone
            9.0.0
            Description
            @markples
            markples
            opened on Aug 8, 2023
            See discussion in #80086
            Metadata
            Metadata
            Assignees
            Labels
            Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
            Type
            No type
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              None yet
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              No branches or pull requests
              Issue actions
              
, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers");
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

              Skip to content
              JIT: avoid calling GC write barrier for byrefs #90195
              Closed
              Closed
              JIT: avoid calling GC write barrier for byrefs#90195
              Assignees
              EgorBo
              Labels
              Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
              Milestone
              9.0.0
              Description
              @markples
              markples
              opened on Aug 8, 2023
              See discussion in #80086
              Metadata
              Metadata
              Assignees
              Labels
              Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
              Type
              No type
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              No projects
                Milestone
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                None yet
                Development
                No branches or pull requests
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, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode");
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

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                JIT: avoid calling GC write barrier for byrefs #90195
                Closed
                Closed
                JIT: avoid calling GC write barrier for byrefs#90195
                Assignees
                EgorBo
                Labels
                Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
                Milestone
                9.0.0
                Description
                @markples
                markples
                opened on Aug 8, 2023
                See discussion in #80086
                Metadata
                Metadata
                Assignees
                Labels
                Priority:2Work that is important, but not critical for the releasearea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIbugin-prThere is an active PR which will close this issue when it is merged
                Type
                No type
                Projects
                No projects
                  Milestone
                  Relationships
                  None yet
                  Development
                  No branches or pull requests
                  Issue actions