[Perf] (ShaderTranspiler): memoize a linked program's sanitized SPIR-V (translation cache L1)

2026-09-11 21:58:31 +09:00 · 2026-08-20 10:51:05 -04:00
parent 27ec3d3438
commit 246a438138
9 changed files with 755 additions and 0 deletions
@@ -203,6 +203,14 @@ namespace MobileGL::MG_Config {
        // immediately stay serial by their own construction). Off by default; never
        // advertise it.
        QuirkOverride AsyncOptimisticShaderStatus = QuirkOverride::Auto;
+        // MOBILEGL_SHADER_CACHE: the two-level, in-memory shader translation memo
+        // (MG_Util/ShaderTranspiler/TranslationCache.h) - L1 memoizes a linked
+        // program's sanitized SPIR-V, L2 memoizes DirectGLES's emitted ESSL. Auto
+        // is ON; ForceOff turns BOTH levels off and makes every translation run
+        // from scratch. The escape hatch exists because a wrong cache hit is a
+        // silently miscompiled shader: if a device ever renders differently with
+        // the cache on, one run with this falsy says so.
+        QuirkOverride ShaderTranslationCache = QuirkOverride::Auto;
    };
    extern FeaturesTable Features;
 } // namespace MobileGL::MG_Config