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No imports and no mutable global exports were observed; the raw target_features declaration is retained and treated as a conservative declaration-only difference." } }, "clang_wasm_baseline": { "compiler": "clang", "profile": "baseline", "target": "wasm32", "selectedFeatures": [ "MVP", "MULTI_VALUE", "BULK_MEMORY" ], "requiredFeatures": [ "bulk-memory", "bulk-memory-opt", "multivalue" ], "disallowedFeatures": [], "featureEvidence": "required/disallowed target_features custom section parsed from the final Wasm binary", "featureComparison": { "status": "conservative_declaration_difference", "eligibleForMatchedCapabilityComparison": true, "exactDeclarationMatch": false, "declarationDifferences": [ "bulk-memory-opt" ], "unclassifiedFeatures": [], "featuresOutsideSelectedProfile": [], "missingRequiredFeatures": [], "featureMappings": { "bulk-memory": "BULK_MEMORY", "bulk-memory-opt": "BULK_MEMORY subfeature (bulk-memory optimization operations)", "multivalue": "MULTI_VALUE" }, "mutableGlobalsUseStatus": "not_declared", "runtimeEvidenceRequired": false, "mutableGlobalImportNames": [], "mutableGlobalExportNames": [] }, "sourceSha256": "7978cab41d9a17ea8239e28e772969e9ddb1749e9ad60a4db663ac42c029ff10", "artifactSha256": "054d2b78690c4301c074c189ffc8af9f76252c84e02a59811737904f3700f072", "artifactByteLength": 4683, "coldCosts": { "moduleCompilation": { "compileNs": 129667, "cacheMissWorkload": "fused_arithmetic", "artifactByteLength": 4683, "cacheHitWorkloads": [ "sum", "dot_product", "image_stencil", "matmul", "normalization", "polynomial", "monte_carlo", "piecewise", "memory_transform", "dijkstra" ] }, "perWorkloadInitialization": { "fused_arithmetic": { "instantiateNs": 38875, "firstCallNs": 424292, "firstCallOutputSha256": "05c18a52990fcccc1f2ccbb6c3feac3f6c65cef4b33969c7004612505a2ca17b", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "sum": { "instantiateNs": 48625, "firstCallNs": 323750, "firstCallOutputSha256": "5fa0041898901b64d94a4d542be830fdcc0f8d029abbd8153f4798ba1350e25d", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "dot_product": { "instantiateNs": 58916, "firstCallNs": 303584, "firstCallOutputSha256": "33920c3f4a69df46da6ba37fdb61797e0fe88842f969ed4c8b803bf653c28c94", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "image_stencil": { "instantiateNs": 56250, "firstCallNs": 2705416, "firstCallOutputSha256": "0b57eb2e9bf6823a3b7f1379844db2783c983419ffa62f54dea41a07a58a2e3a", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "matmul": { "instantiateNs": 48166, "firstCallNs": 12411333, "firstCallOutputSha256": "a3421701d7b395aa50065bb0e66438c9392d52464b9be11fafdfe8d1599e32d3", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "normalization": { "instantiateNs": 51250, "firstCallNs": 1322959, "firstCallOutputSha256": "ef4a7ffaf6da55e9c141b75b781f0d459646d54e1cb908f401b352875bc672af", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "polynomial": { "instantiateNs": 38333, "firstCallNs": 549916, "firstCallOutputSha256": "d3eadb700913e4ec8c1b7565361799558658c95f8c2721399ef564bca4b20cb6", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "monte_carlo": { "instantiateNs": 57250, "firstCallNs": 1924167, "firstCallOutputSha256": "3564f22770fac87ca0407378a45608c985b4eeb29d8ba5fe54a3c40de7d3d1b4", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "piecewise": { "instantiateNs": 56958, "firstCallNs": 2124958, "firstCallOutputSha256": "4fcbf0342ac867060f905df063147a229c70a2dda21cd2bb814f4bb36bb2aad8", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "memory_transform": { "instantiateNs": 584667, "firstCallNs": 7670708, "firstCallOutputSha256": "56ce782bc36ba027244f578ec864682ff429f1a52b92631979a2382f35376ebf", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "dijkstra": { "instantiateNs": 60833, "firstCallNs": 5343958, "firstCallOutputSha256": "f3b34e388796d4bee479c7d9e040f509fda4b21a50fc33d74d63e85a8cce5375", "firstCallInputImmutable": true, "firstCallGuardOk": true } }, "boundary": "Wasm module compile is measured once per profile worker; each workload records a fresh instance and its first call. These cold costs are separate from, and excluded from, all hot-kernel samples." }, "runtimeEvidence": { "imports": [], "globalImports": [], "exports": [ { "name": "memory", "kind": "memory" }, { "name": "ck_bench_fused_arithmetic", "kind": "function" }, { "name": "ck_bench_sum", "kind": "function" }, { "name": "ck_bench_dot_product", "kind": "function" }, { "name": "ck_bench_image_stencil", "kind": "function" }, { "name": "ck_bench_matmul", "kind": "function" }, { "name": "ck_bench_normalization", "kind": "function" }, { "name": "ck_bench_polynomial", "kind": "function" }, { "name": "ck_bench_monte_carlo", "kind": "function" }, { "name": "ck_bench_piecewise", "kind": "function" }, { "name": "ck_bench_memory_transform", "kind": "function" }, { "name": "ck_bench_dijkstra", "kind": "function" }, { "name": "__heap_base", "kind": "global" } ], "globalExports": [ { "name": "__heap_base", "mutable": false } ], "declaresMutableGlobals": false, "exportedMutableGlobalNames": [], "mutableGlobalsNote": "Node inspected final-module imports and tested mutability for every exported global. No imports and no mutable global exports were observed; the raw target_features declaration is retained and treated as a conservative declaration-only difference." } }, "rust_wasm_baseline": { "compiler": "rustc", "profile": "baseline", "target": "wasm32", "selectedFeatures": [ "MVP", "MULTI_VALUE", "BULK_MEMORY" ], "requiredFeatures": [ "bulk-memory", "bulk-memory-opt", "multivalue", "mutable-globals" ], "disallowedFeatures": [], "featureEvidence": "required/disallowed target_features custom section parsed from the final Wasm binary", "featureComparison": { "status": "declaration_only_no_use_observed", "eligibleForMatchedCapabilityComparison": true, "exactDeclarationMatch": false, "declarationDifferences": [ "bulk-memory-opt", "mutable-globals" ], "unclassifiedFeatures": [], "featuresOutsideSelectedProfile": [], "missingRequiredFeatures": [], "featureMappings": { "bulk-memory": "BULK_MEMORY", "bulk-memory-opt": "BULK_MEMORY subfeature (bulk-memory optimization operations)", "multivalue": "MULTI_VALUE", "mutable-globals": "standalone Import/Export of Mutable Globals proposal (not MVP)" }, "mutableGlobalsUseStatus": "declaration_only_no_use_observed", "runtimeEvidenceRequired": false, "mutableGlobalImportNames": [], "mutableGlobalExportNames": [] }, "sourceSha256": "7231c4cf24a611b959b30af6782454e63d7142d9f82607ffc02ee4d00841ece0", "artifactSha256": "8bb8af3662d9dd32b870db0eb1037861759fdd88799f450314a3efcb225c1f58", "artifactByteLength": 592513, "coldCosts": { "moduleCompilation": { "compileNs": 193917, "cacheMissWorkload": "fused_arithmetic", "artifactByteLength": 592513, "cacheHitWorkloads": [ "sum", "dot_product", "image_stencil", "matmul", "normalization", "polynomial", "monte_carlo", "piecewise", "memory_transform", "dijkstra" ] }, "perWorkloadInitialization": { "fused_arithmetic": { "instantiateNs": 44167, "firstCallNs": 421458, "firstCallOutputSha256": "05c18a52990fcccc1f2ccbb6c3feac3f6c65cef4b33969c7004612505a2ca17b", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "sum": { "instantiateNs": 54833, "firstCallNs": 274375, "firstCallOutputSha256": "5fa0041898901b64d94a4d542be830fdcc0f8d029abbd8153f4798ba1350e25d", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "dot_product": { "instantiateNs": 53333, "firstCallNs": 306709, "firstCallOutputSha256": "33920c3f4a69df46da6ba37fdb61797e0fe88842f969ed4c8b803bf653c28c94", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "image_stencil": { "instantiateNs": 61375, "firstCallNs": 3878375, "firstCallOutputSha256": "0b57eb2e9bf6823a3b7f1379844db2783c983419ffa62f54dea41a07a58a2e3a", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "matmul": { "instantiateNs": 50625, "firstCallNs": 29191375, "firstCallOutputSha256": "a3421701d7b395aa50065bb0e66438c9392d52464b9be11fafdfe8d1599e32d3", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "normalization": { "instantiateNs": 51917, "firstCallNs": 1271000, "firstCallOutputSha256": "ef4a7ffaf6da55e9c141b75b781f0d459646d54e1cb908f401b352875bc672af", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "polynomial": { "instantiateNs": 61083, "firstCallNs": 541334, "firstCallOutputSha256": "d3eadb700913e4ec8c1b7565361799558658c95f8c2721399ef564bca4b20cb6", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "monte_carlo": { "instantiateNs": 49083, "firstCallNs": 1689500, "firstCallOutputSha256": "3564f22770fac87ca0407378a45608c985b4eeb29d8ba5fe54a3c40de7d3d1b4", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "piecewise": { "instantiateNs": 58583, "firstCallNs": 2256500, "firstCallOutputSha256": "4fcbf0342ac867060f905df063147a229c70a2dda21cd2bb814f4bb36bb2aad8", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "memory_transform": { "instantiateNs": 625167, "firstCallNs": 8435292, "firstCallOutputSha256": "56ce782bc36ba027244f578ec864682ff429f1a52b92631979a2382f35376ebf", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "dijkstra": { "instantiateNs": 68750, "firstCallNs": 4354958, "firstCallOutputSha256": "f3b34e388796d4bee479c7d9e040f509fda4b21a50fc33d74d63e85a8cce5375", "firstCallInputImmutable": true, "firstCallGuardOk": true } }, "boundary": "Wasm module compile is measured once per profile worker; each workload records a fresh instance and its first call. These cold costs are separate from, and excluded from, all hot-kernel samples." }, "runtimeEvidence": { "imports": [], "globalImports": [], "exports": [ { "name": "memory", "kind": "memory" }, { "name": "ck_bench_fused_arithmetic", "kind": "function" }, { "name": "ck_bench_sum", "kind": "function" }, { "name": "ck_bench_dot_product", "kind": "function" }, { "name": "ck_bench_image_stencil", "kind": "function" }, { "name": "ck_bench_matmul", "kind": "function" }, { "name": "ck_bench_normalization", "kind": "function" }, { "name": "ck_bench_polynomial", "kind": "function" }, { "name": "ck_bench_monte_carlo", "kind": "function" }, { "name": "ck_bench_piecewise", "kind": "function" }, { "name": "ck_bench_memory_transform", "kind": "function" }, { "name": "ck_bench_dijkstra", "kind": "function" }, { "name": "__data_end", "kind": "global" }, { "name": "__heap_base", "kind": "global" } ], "globalExports": [ { "name": "__data_end", "mutable": false }, { "name": "__heap_base", "mutable": false } ], "declaresMutableGlobals": true, "exportedMutableGlobalNames": [], "mutableGlobalsNote": "Node inspected final-module imports and tested mutability for every exported global. No imports and no mutable global exports were observed; the raw target_features declaration is retained and treated as a conservative declaration-only difference." } }, "ck_wasm_simd128": { "compiler": "ckc", "profile": "simd128", "target": "wasm32", "sourceSha256": "1893ea6de500c9987b9f08234413f36fc3f4e35e5068bafe44c3b49005e89810", "selectedFeatures": [ "MVP", "MULTI_VALUE", "BULK_MEMORY", "SIMD128" ], "requiredFeatures": null, "featureEvidence": "ck.wasm.target custom section emitted in the artifact; CK validates the binary against the profile allowlist", "featureComparison": { "status": "profile_declarations_match", "eligibleForMatchedCapabilityComparison": true, "exactDeclarationMatch": true, "declarationDifferences": [], "unclassifiedFeatures": [], "featuresOutsideSelectedProfile": [], "featureMappings": {} }, "profileSha256": "7126fe09c676898d2fc2d462ab8232d2bd8cde1fb3201aa111b9241b54800f85", "artifactSha256": "08090b92b31dee164dbe6b9cdb720ca3f73d4f89aafabcff8298e947469e758d", "artifactByteLength": 16356, "coldCosts": { "moduleCompilation": { "compileNs": 145709, "cacheMissWorkload": "fused_arithmetic", "artifactByteLength": 16356, "cacheHitWorkloads": [ "sum", "dot_product", "image_stencil", "matmul", "normalization", "polynomial", "monte_carlo", "piecewise", "memory_transform", "dijkstra" ] }, "perWorkloadInitialization": { "fused_arithmetic": { "instantiateNs": 39208, "firstCallNs": 952250, "firstCallOutputSha256": "05c18a52990fcccc1f2ccbb6c3feac3f6c65cef4b33969c7004612505a2ca17b", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "sum": { "instantiateNs": 41917, "firstCallNs": 1189958, "firstCallOutputSha256": "5fa0041898901b64d94a4d542be830fdcc0f8d029abbd8153f4798ba1350e25d", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "dot_product": { "instantiateNs": 42459, "firstCallNs": 1332084, "firstCallOutputSha256": "33920c3f4a69df46da6ba37fdb61797e0fe88842f969ed4c8b803bf653c28c94", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "image_stencil": { "instantiateNs": 49916, "firstCallNs": 10694500, "firstCallOutputSha256": "0b57eb2e9bf6823a3b7f1379844db2783c983419ffa62f54dea41a07a58a2e3a", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "matmul": { "instantiateNs": 43792, "firstCallNs": 63303000, "firstCallOutputSha256": "a3421701d7b395aa50065bb0e66438c9392d52464b9be11fafdfe8d1599e32d3", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "normalization": { "instantiateNs": 42625, "firstCallNs": 5724541, "firstCallOutputSha256": "ef4a7ffaf6da55e9c141b75b781f0d459646d54e1cb908f401b352875bc672af", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "polynomial": { "instantiateNs": 40125, "firstCallNs": 1025250, "firstCallOutputSha256": "d3eadb700913e4ec8c1b7565361799558658c95f8c2721399ef564bca4b20cb6", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "monte_carlo": { "instantiateNs": 42750, "firstCallNs": 7048792, "firstCallOutputSha256": "3564f22770fac87ca0407378a45608c985b4eeb29d8ba5fe54a3c40de7d3d1b4", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "piecewise": { "instantiateNs": 49083, "firstCallNs": 4889208, "firstCallOutputSha256": "4fcbf0342ac867060f905df063147a229c70a2dda21cd2bb814f4bb36bb2aad8", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "memory_transform": { "instantiateNs": 49041, "firstCallNs": 23963209, "firstCallOutputSha256": "56ce782bc36ba027244f578ec864682ff429f1a52b92631979a2382f35376ebf", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "dijkstra": { "instantiateNs": 55459, "firstCallNs": 28782833, "firstCallOutputSha256": "f3b34e388796d4bee479c7d9e040f509fda4b21a50fc33d74d63e85a8cce5375", "firstCallInputImmutable": true, "firstCallGuardOk": true } }, "boundary": "Wasm module compile is measured once per profile worker; each workload records a fresh instance and its first call. These cold costs are separate from, and excluded from, all hot-kernel samples." }, "runtimeEvidence": { "imports": [], "globalImports": [], "exports": [ { "name": "memory", "kind": "memory" }, { "name": "__ck_heap_base", "kind": "global" }, { "name": "ck_bench_fused_arithmetic", "kind": "function" }, { "name": "ck_bench_sum", "kind": "function" }, { "name": "ck_bench_dot_product", "kind": "function" }, { "name": "ck_bench_image_stencil", "kind": "function" }, { "name": "ck_bench_matmul", "kind": "function" }, { "name": "ck_bench_normalization", "kind": "function" }, { "name": "ck_bench_polynomial", "kind": "function" }, { "name": "ck_bench_monte_carlo", "kind": "function" }, { "name": "ck_bench_piecewise", "kind": "function" }, { "name": "ck_bench_memory_transform", "kind": "function" }, { "name": "ck_bench_dijkstra", "kind": "function" } ], "globalExports": [ { "name": "__ck_heap_base", "mutable": false } ], "declaresMutableGlobals": false, "exportedMutableGlobalNames": [], "mutableGlobalsNote": "Node inspected final-module imports and tested mutability for every exported global. No imports and no mutable global exports were observed; the raw target_features declaration is retained and treated as a conservative declaration-only difference." } }, "clang_wasm_simd128": { "compiler": "clang", "profile": "simd128", "target": "wasm32", "selectedFeatures": [ "MVP", "MULTI_VALUE", "BULK_MEMORY", "SIMD128" ], "requiredFeatures": [ "bulk-memory", "bulk-memory-opt", "multivalue", "simd128" ], "disallowedFeatures": [], "featureEvidence": "required/disallowed target_features custom section parsed from the final Wasm binary", "featureComparison": { "status": "conservative_declaration_difference", "eligibleForMatchedCapabilityComparison": true, "exactDeclarationMatch": false, "declarationDifferences": [ "bulk-memory-opt" ], "unclassifiedFeatures": [], "featuresOutsideSelectedProfile": [], "missingRequiredFeatures": [], "featureMappings": { "bulk-memory": "BULK_MEMORY", "bulk-memory-opt": "BULK_MEMORY subfeature (bulk-memory optimization operations)", "multivalue": "MULTI_VALUE", "simd128": "SIMD128" }, "mutableGlobalsUseStatus": "not_declared", "runtimeEvidenceRequired": false, "mutableGlobalImportNames": [], "mutableGlobalExportNames": [] }, "sourceSha256": "7978cab41d9a17ea8239e28e772969e9ddb1749e9ad60a4db663ac42c029ff10", "artifactSha256": "d9ebc9164a74dd7f96837f2782e5f92e28beeab8a1f783a2f34184236152d9bd", "artifactByteLength": 4821, "coldCosts": { "moduleCompilation": { "compileNs": 131083, "cacheMissWorkload": "fused_arithmetic", "artifactByteLength": 4821, "cacheHitWorkloads": [ "sum", "dot_product", "image_stencil", "matmul", "normalization", "polynomial", "monte_carlo", "piecewise", "memory_transform", "dijkstra" ] }, "perWorkloadInitialization": { "fused_arithmetic": { "instantiateNs": 37916, "firstCallNs": 404792, "firstCallOutputSha256": "05c18a52990fcccc1f2ccbb6c3feac3f6c65cef4b33969c7004612505a2ca17b", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "sum": { "instantiateNs": 45750, "firstCallNs": 743125, "firstCallOutputSha256": "5fa0041898901b64d94a4d542be830fdcc0f8d029abbd8153f4798ba1350e25d", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "dot_product": { "instantiateNs": 44000, "firstCallNs": 305416, "firstCallOutputSha256": "33920c3f4a69df46da6ba37fdb61797e0fe88842f969ed4c8b803bf653c28c94", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "image_stencil": { "instantiateNs": 50250, "firstCallNs": 2662500, "firstCallOutputSha256": "0b57eb2e9bf6823a3b7f1379844db2783c983419ffa62f54dea41a07a58a2e3a", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "matmul": { "instantiateNs": 49750, "firstCallNs": 8714292, "firstCallOutputSha256": "a3421701d7b395aa50065bb0e66438c9392d52464b9be11fafdfe8d1599e32d3", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "normalization": { "instantiateNs": 42291, "firstCallNs": 1289625, "firstCallOutputSha256": "ef4a7ffaf6da55e9c141b75b781f0d459646d54e1cb908f401b352875bc672af", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "polynomial": { "instantiateNs": 41292, "firstCallNs": 375166, "firstCallOutputSha256": "d3eadb700913e4ec8c1b7565361799558658c95f8c2721399ef564bca4b20cb6", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "monte_carlo": { "instantiateNs": 44208, "firstCallNs": 1887083, "firstCallOutputSha256": "3564f22770fac87ca0407378a45608c985b4eeb29d8ba5fe54a3c40de7d3d1b4", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "piecewise": { "instantiateNs": 48250, "firstCallNs": 2016291, "firstCallOutputSha256": "4fcbf0342ac867060f905df063147a229c70a2dda21cd2bb814f4bb36bb2aad8", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "memory_transform": { "instantiateNs": 643375, "firstCallNs": 9086333, "firstCallOutputSha256": "56ce782bc36ba027244f578ec864682ff429f1a52b92631979a2382f35376ebf", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "dijkstra": { "instantiateNs": 67416, "firstCallNs": 5451042, "firstCallOutputSha256": "f3b34e388796d4bee479c7d9e040f509fda4b21a50fc33d74d63e85a8cce5375", "firstCallInputImmutable": true, "firstCallGuardOk": true } }, "boundary": "Wasm module compile is measured once per profile worker; each workload records a fresh instance and its first call. These cold costs are separate from, and excluded from, all hot-kernel samples." }, "runtimeEvidence": { "imports": [], "globalImports": [], "exports": [ { "name": "memory", "kind": "memory" }, { "name": "ck_bench_fused_arithmetic", "kind": "function" }, { "name": "ck_bench_sum", "kind": "function" }, { "name": "ck_bench_dot_product", "kind": "function" }, { "name": "ck_bench_image_stencil", "kind": "function" }, { "name": "ck_bench_matmul", "kind": "function" }, { "name": "ck_bench_normalization", "kind": "function" }, { "name": "ck_bench_polynomial", "kind": "function" }, { "name": "ck_bench_monte_carlo", "kind": "function" }, { "name": "ck_bench_piecewise", "kind": "function" }, { "name": "ck_bench_memory_transform", "kind": "function" }, { "name": "ck_bench_dijkstra", "kind": "function" }, { "name": "__heap_base", "kind": "global" } ], "globalExports": [ { "name": "__heap_base", "mutable": false } ], "declaresMutableGlobals": false, "exportedMutableGlobalNames": [], "mutableGlobalsNote": "Node inspected final-module imports and tested mutability for every exported global. No imports and no mutable global exports were observed; the raw target_features declaration is retained and treated as a conservative declaration-only difference." } }, "rust_wasm_simd128": { "compiler": "rustc", "profile": "simd128", "target": "wasm32", "selectedFeatures": [ "MVP", "MULTI_VALUE", "BULK_MEMORY", "SIMD128" ], "requiredFeatures": [ "bulk-memory", "bulk-memory-opt", "multivalue", "mutable-globals", "simd128" ], "disallowedFeatures": [], "featureEvidence": "required/disallowed target_features custom section parsed from the final Wasm binary", "featureComparison": { "status": "declaration_only_no_use_observed", "eligibleForMatchedCapabilityComparison": true, "exactDeclarationMatch": false, "declarationDifferences": [ "bulk-memory-opt", "mutable-globals" ], "unclassifiedFeatures": [], "featuresOutsideSelectedProfile": [], "missingRequiredFeatures": [], "featureMappings": { "bulk-memory": "BULK_MEMORY", "bulk-memory-opt": "BULK_MEMORY subfeature (bulk-memory optimization operations)", "multivalue": "MULTI_VALUE", "mutable-globals": "standalone Import/Export of Mutable Globals proposal (not MVP)", "simd128": "SIMD128" }, "mutableGlobalsUseStatus": "declaration_only_no_use_observed", "runtimeEvidenceRequired": false, "mutableGlobalImportNames": [], "mutableGlobalExportNames": [] }, "sourceSha256": "7231c4cf24a611b959b30af6782454e63d7142d9f82607ffc02ee4d00841ece0", "artifactSha256": "d882e7654f83fbb6e9b9f3c36277765adfe86fb7fef7c972e6a88810059ef4ca", "artifactByteLength": 595346, "coldCosts": { "moduleCompilation": { "compileNs": 177750, "cacheMissWorkload": "fused_arithmetic", "artifactByteLength": 595346, "cacheHitWorkloads": [ "sum", "dot_product", "image_stencil", "matmul", "normalization", "polynomial", "monte_carlo", "piecewise", "memory_transform", "dijkstra" ] }, "perWorkloadInitialization": { "fused_arithmetic": { "instantiateNs": 42417, "firstCallNs": 391458, "firstCallOutputSha256": "05c18a52990fcccc1f2ccbb6c3feac3f6c65cef4b33969c7004612505a2ca17b", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "sum": { "instantiateNs": 52833, "firstCallNs": 542208, "firstCallOutputSha256": "5fa0041898901b64d94a4d542be830fdcc0f8d029abbd8153f4798ba1350e25d", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "dot_product": { "instantiateNs": 54708, "firstCallNs": 303125, "firstCallOutputSha256": "33920c3f4a69df46da6ba37fdb61797e0fe88842f969ed4c8b803bf653c28c94", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "image_stencil": { "instantiateNs": 55916, "firstCallNs": 2219375, "firstCallOutputSha256": "0b57eb2e9bf6823a3b7f1379844db2783c983419ffa62f54dea41a07a58a2e3a", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "matmul": { "instantiateNs": 47833, "firstCallNs": 10670792, "firstCallOutputSha256": "a3421701d7b395aa50065bb0e66438c9392d52464b9be11fafdfe8d1599e32d3", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "normalization": { "instantiateNs": 46750, "firstCallNs": 1285833, "firstCallOutputSha256": "ef4a7ffaf6da55e9c141b75b781f0d459646d54e1cb908f401b352875bc672af", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "polynomial": { "instantiateNs": 57792, "firstCallNs": 369959, "firstCallOutputSha256": "d3eadb700913e4ec8c1b7565361799558658c95f8c2721399ef564bca4b20cb6", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "monte_carlo": { "instantiateNs": 50042, "firstCallNs": 1784875, "firstCallOutputSha256": "3564f22770fac87ca0407378a45608c985b4eeb29d8ba5fe54a3c40de7d3d1b4", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "piecewise": { "instantiateNs": 65833, "firstCallNs": 385958, "firstCallOutputSha256": "4fcbf0342ac867060f905df063147a229c70a2dda21cd2bb814f4bb36bb2aad8", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "memory_transform": { "instantiateNs": 71333, "firstCallNs": 10276917, "firstCallOutputSha256": "56ce782bc36ba027244f578ec864682ff429f1a52b92631979a2382f35376ebf", "firstCallInputImmutable": true, "firstCallGuardOk": true }, "dijkstra": { "instantiateNs": 66375, "firstCallNs": 5676333, "firstCallOutputSha256": "f3b34e388796d4bee479c7d9e040f509fda4b21a50fc33d74d63e85a8cce5375", "firstCallInputImmutable": true, "firstCallGuardOk": true } }, "boundary": "Wasm module compile is measured once per profile worker; each workload records a fresh instance and its first call. These cold costs are separate from, and excluded from, all hot-kernel samples." }, "runtimeEvidence": { "imports": [], "globalImports": [], "exports": [ { "name": "memory", "kind": "memory" }, { "name": "ck_bench_fused_arithmetic", "kind": "function" }, { "name": "ck_bench_sum", "kind": "function" }, { "name": "ck_bench_dot_product", "kind": "function" }, { "name": "ck_bench_image_stencil", "kind": "function" }, { "name": "ck_bench_matmul", "kind": "function" }, { "name": "ck_bench_normalization", "kind": "function" }, { "name": "ck_bench_polynomial", "kind": "function" }, { "name": "ck_bench_monte_carlo", "kind": "function" }, { "name": "ck_bench_piecewise", "kind": "function" }, { "name": "ck_bench_memory_transform", "kind": "function" }, { "name": "ck_bench_dijkstra", "kind": "function" }, { "name": "__data_end", "kind": "global" }, { "name": "__heap_base", "kind": "global" } ], "globalExports": [ { "name": "__data_end", "mutable": false }, { "name": "__heap_base", "mutable": false } ], "declaresMutableGlobals": true, "exportedMutableGlobalNames": [], "mutableGlobalsNote": "Node inspected final-module imports and tested mutability for every exported global. No imports and no mutable global exports were observed; the raw target_features declaration is retained and treated as a conservative declaration-only difference." } } }, "rustFreestandingSource": { "generatedSourceSha256": "7231c4cf24a611b959b30af6782454e63d7142d9f82607ffc02ee4d00841ece0", "transformation": "The original Rust kernels are compiled unchanged after adding #![no_std] and a panic-to-unreachable handler; no standard-library or host runtime is linked." }, "roundOrder": [ { "caseKey": "fused_arithmetic", "round": 1, "order": [ "rust_wasm_simd128", "clang_wasm_baseline", "rust_wasm_baseline", "clang_wasm_simd128", "ck_wasm_simd128", "ck_wasm_baseline" ] }, { "caseKey": "fused_arithmetic", "round": 2, "order": [ "ck_wasm_simd128", "clang_wasm_baseline", "rust_wasm_baseline", "rust_wasm_simd128", "ck_wasm_baseline", "clang_wasm_simd128" ] }, { "caseKey": "fused_arithmetic", "round": 3, "order": [ "ck_wasm_simd128", "ck_wasm_baseline", "clang_wasm_simd128", "rust_wasm_simd128", "clang_wasm_baseline", "rust_wasm_baseline" ] }, { "caseKey": "fused_arithmetic", "round": 4, "order": [ "rust_wasm_baseline", "clang_wasm_simd128", "clang_wasm_baseline", "rust_wasm_simd128", "ck_wasm_simd128", "ck_wasm_baseline" ] }, { "caseKey": "fused_arithmetic", "round": 5, "order": [ "rust_wasm_simd128", "clang_wasm_baseline", "ck_wasm_simd128", "rust_wasm_baseline", "ck_wasm_baseline", "clang_wasm_simd128" ] }, { "caseKey": "fused_arithmetic", "round": 6, "order": [ "clang_wasm_simd128", "rust_wasm_baseline", "rust_wasm_simd128", "ck_wasm_simd128", "ck_wasm_baseline", "clang_wasm_baseline" ] }, { "caseKey": "fused_arithmetic", "round": 7, "order": [ "ck_wasm_baseline", "ck_wasm_simd128", "rust_wasm_simd128", "clang_wasm_simd128", "rust_wasm_baseline", "clang_wasm_baseline" ] }, { "caseKey": "sum", "round": 1, "order": [ "rust_wasm_baseline", "ck_wasm_simd128", "rust_wasm_simd128", "clang_wasm_simd128", "clang_wasm_baseline", "ck_wasm_baseline" ] }, { "caseKey": "sum", "round": 2, "order": [ "clang_wasm_baseline", "rust_wasm_baseline", "rust_wasm_simd128", "ck_wasm_simd128", "clang_wasm_simd128", "ck_wasm_baseline" ] }, { "caseKey": "sum", "round": 3, "order": [ "ck_wasm_simd128", "rust_wasm_baseline", "clang_wasm_baseline", "clang_wasm_simd128", "ck_wasm_baseline", "rust_wasm_simd128" ] }, { "caseKey": "sum", "round": 4, "order": [ "clang_wasm_baseline", "rust_wasm_simd128", "rust_wasm_baseline", "ck_wasm_baseline", "ck_wasm_simd128", "clang_wasm_simd128" ] }, { "caseKey": "sum", "round": 5, "order": [ "rust_wasm_baseline", "rust_wasm_simd128", "clang_wasm_simd128", "ck_wasm_simd128", "ck_wasm_baseline", "clang_wasm_baseline" ] }, { "caseKey": "sum", "round": 6, "order": [ "clang_wasm_simd128", "rust_wasm_baseline", "ck_wasm_simd128", "rust_wasm_simd128", "clang_wasm_baseline", "ck_wasm_baseline" ] }, { "caseKey": "sum", "round": 7, "order": [ "rust_wasm_baseline", "ck_wasm_baseline", "clang_wasm_simd128", "ck_wasm_simd128", "clang_wasm_baseline", "rust_wasm_simd128" ] }, { "caseKey": "dot_product", "round": 1, "order": [ "ck_wasm_simd128", "clang_wasm_baseline", "rust_wasm_simd128", "clang_wasm_simd128", "ck_wasm_baseline", "rust_wasm_baseline" ] }, { "caseKey": "dot_product", "round": 2, "order": [ "ck_wasm_baseline", "clang_wasm_simd128", "ck_wasm_simd128", "clang_wasm_baseline", "rust_wasm_baseline", "rust_wasm_simd128" ] }, { "caseKey": "dot_product", "round": 3, "order": [ "clang_wasm_baseline", "clang_wasm_simd128", "ck_wasm_simd128", "rust_wasm_simd128", "ck_wasm_baseline", "rust_wasm_baseline" ] }, { "caseKey": "dot_product", "round": 4, "order": [ "ck_wasm_simd128", "rust_wasm_simd128", "rust_wasm_baseline", "clang_wasm_baseline", "ck_wasm_baseline", "clang_wasm_simd128" ] }, { "caseKey": "dot_product", "round": 5, "order": [ "rust_wasm_baseline", "rust_wasm_simd128", "ck_wasm_simd128", "ck_wasm_baseline", "clang_wasm_baseline", "clang_wasm_simd128" ] }, { "caseKey": "dot_product", "round": 6, "order": [ "ck_wasm_baseline", "ck_wasm_simd128", "clang_wasm_simd128", "rust_wasm_simd128", "clang_wasm_baseline", "rust_wasm_baseline" ] }, { "caseKey": "dot_product", "round": 7, "order": [ "clang_wasm_baseline", "ck_wasm_baseline", "clang_wasm_simd128", "ck_wasm_simd128", "rust_wasm_simd128", "rust_wasm_baseline" ] }, { "caseKey": "image_stencil", "round": 1, "order": [ "rust_wasm_simd128", "rust_wasm_baseline", "clang_wasm_simd128", "ck_wasm_baseline", "ck_wasm_simd128", "clang_wasm_baseline" ] }, { "caseKey": "image_stencil", "round": 2, "order": [ "ck_wasm_simd128", "clang_wasm_baseline", "ck_wasm_baseline", "rust_wasm_simd128", "rust_wasm_baseline", "clang_wasm_simd128" ] }, { "caseKey": "image_stencil", "round": 3, "order": [ "rust_wasm_baseline", "clang_wasm_simd128", "ck_wasm_baseline", "ck_wasm_simd128", "clang_wasm_baseline", "rust_wasm_simd128" ] }, { "caseKey": "image_stencil", "round": 4, "order": [ "clang_wasm_simd128", "ck_wasm_simd128", "ck_wasm_baseline", "rust_wasm_simd128", "clang_wasm_baseline", "rust_wasm_baseline" ] }, { "caseKey": "image_stencil", "round": 5, "order": [ "clang_wasm_simd128", "rust_wasm_baseline", "ck_wasm_simd128", "clang_wasm_baseline", "ck_wasm_baseline", "rust_wasm_simd128" ] }, { "caseKey": "image_stencil", "round": 6, "order": [ "ck_wasm_simd128", "rust_wasm_simd128", "rust_wasm_baseline", "clang_wasm_simd128", "ck_wasm_baseline", "clang_wasm_baseline" ] }, { "caseKey": "image_stencil", "round": 7, "order": [ "ck_wasm_baseline", "clang_wasm_baseline", "rust_wasm_baseline", "clang_wasm_simd128", "ck_wasm_simd128", "rust_wasm_simd128" ] }, { "caseKey": "matmul", "round": 1, "order": [ "rust_wasm_baseline", "clang_wasm_simd128", "ck_wasm_baseline", "ck_wasm_simd128", "clang_wasm_baseline", "rust_wasm_simd128" ] }, { "caseKey": "matmul", "round": 2, "order": [ "clang_wasm_simd128", "ck_wasm_baseline", "rust_wasm_baseline", "clang_wasm_baseline", "ck_wasm_simd128", "rust_wasm_simd128" ] }, { "caseKey": "matmul", "round": 3, "order": [ 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"rust_wasm_simd128", "rust_wasm_baseline", "ck_wasm_simd128", "clang_wasm_baseline", "clang_wasm_simd128", "ck_wasm_baseline" ] }, { "caseKey": "polynomial", "round": 1, "order": [ "rust_wasm_baseline", "ck_wasm_baseline", "rust_wasm_simd128", "clang_wasm_baseline", "clang_wasm_simd128", "ck_wasm_simd128" ] }, { "caseKey": "polynomial", "round": 2, "order": [ "clang_wasm_baseline", "rust_wasm_baseline", "ck_wasm_simd128", "rust_wasm_simd128", "clang_wasm_simd128", "ck_wasm_baseline" ] }, { "caseKey": "polynomial", "round": 3, "order": [ "clang_wasm_simd128", "clang_wasm_baseline", "ck_wasm_baseline", "rust_wasm_simd128", "ck_wasm_simd128", "rust_wasm_baseline" ] }, { "caseKey": "polynomial", "round": 4, "order": [ "clang_wasm_simd128", "ck_wasm_simd128", "rust_wasm_baseline", "ck_wasm_baseline", "rust_wasm_simd128", "clang_wasm_baseline" ] }, { "caseKey": "polynomial", "round": 5, "order": [ "rust_wasm_baseline", "clang_wasm_simd128", "rust_wasm_simd128", "clang_wasm_baseline", "ck_wasm_baseline", "ck_wasm_simd128" ] }, { "caseKey": "polynomial", "round": 6, "order": [ "rust_wasm_baseline", "clang_wasm_baseline", "rust_wasm_simd128", "ck_wasm_simd128", "clang_wasm_simd128", "ck_wasm_baseline" ] }, { "caseKey": "polynomial", "round": 7, "order": [ "ck_wasm_baseline", "rust_wasm_baseline", "clang_wasm_baseline", "ck_wasm_simd128", "clang_wasm_simd128", "rust_wasm_simd128" ] }, { "caseKey": "monte_carlo", "round": 1, "order": [ "clang_wasm_simd128", "rust_wasm_simd128", "ck_wasm_simd128", "clang_wasm_baseline", "ck_wasm_baseline", "rust_wasm_baseline" ] }, { "caseKey": "monte_carlo", "round": 2, "order": [ "clang_wasm_baseline", "clang_wasm_simd128", "rust_wasm_baseline", "ck_wasm_simd128", "ck_wasm_baseline", "rust_wasm_simd128" ] }, { "caseKey": "monte_carlo", "round": 3, "order": [ "ck_wasm_baseline", "rust_wasm_baseline", "clang_wasm_simd128", "clang_wasm_baseline", "ck_wasm_simd128", "rust_wasm_simd128" ] }, { "caseKey": "monte_carlo", "round": 4, "order": 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"ck_wasm_baseline", "clang_wasm_simd128" ] }, { "caseKey": "piecewise", "round": 3, "order": [ "ck_wasm_simd128", "rust_wasm_baseline", "ck_wasm_baseline", "clang_wasm_baseline", "rust_wasm_simd128", "clang_wasm_simd128" ] }, { "caseKey": "piecewise", "round": 4, "order": [ "clang_wasm_simd128", "ck_wasm_simd128", "rust_wasm_simd128", "ck_wasm_baseline", "rust_wasm_baseline", "clang_wasm_baseline" ] }, { "caseKey": "piecewise", "round": 5, "order": [ "rust_wasm_simd128", "ck_wasm_baseline", "clang_wasm_simd128", "rust_wasm_baseline", "clang_wasm_baseline", "ck_wasm_simd128" ] }, { "caseKey": "piecewise", "round": 6, "order": [ "clang_wasm_baseline", "ck_wasm_baseline", "rust_wasm_simd128", "clang_wasm_simd128", "ck_wasm_simd128", "rust_wasm_baseline" ] }, { "caseKey": "piecewise", "round": 7, "order": [ "clang_wasm_simd128", "rust_wasm_simd128", "ck_wasm_baseline", "rust_wasm_baseline", "clang_wasm_baseline", "ck_wasm_simd128" ] }, { "caseKey": "memory_transform", "round": 1, "order": [ "rust_wasm_baseline", "clang_wasm_simd128", "clang_wasm_baseline", "ck_wasm_simd128", "ck_wasm_baseline", "rust_wasm_simd128" ] }, { "caseKey": "memory_transform", "round": 2, "order": [ "rust_wasm_simd128", "rust_wasm_baseline", "clang_wasm_baseline", "ck_wasm_simd128", "clang_wasm_simd128", "ck_wasm_baseline" ] }, { "caseKey": "memory_transform", "round": 3, "order": [ "clang_wasm_simd128", "ck_wasm_baseline", "clang_wasm_baseline", "rust_wasm_simd128", "ck_wasm_simd128", "rust_wasm_baseline" ] }, { "caseKey": "memory_transform", "round": 4, "order": [ "ck_wasm_baseline", "rust_wasm_simd128", "clang_wasm_simd128", "ck_wasm_simd128", "clang_wasm_baseline", "rust_wasm_baseline" ] }, { "caseKey": "memory_transform", "round": 5, "order": [ "clang_wasm_baseline", "ck_wasm_baseline", "rust_wasm_simd128", "rust_wasm_baseline", "clang_wasm_simd128", "ck_wasm_simd128" ] }, { "caseKey": "memory_transform", "round": 6, "order": [ "clang_wasm_baseline", "ck_wasm_baseline", "rust_wasm_baseline", "rust_wasm_simd128", "clang_wasm_simd128", "ck_wasm_simd128" ] }, { "caseKey": "memory_transform", "round": 7, "order": [ "rust_wasm_simd128", "ck_wasm_simd128", "clang_wasm_baseline", "clang_wasm_simd128", "rust_wasm_baseline", "ck_wasm_baseline" ] }, { "caseKey": "dijkstra", "round": 1, "order": [ "clang_wasm_baseline", "ck_wasm_simd128", "clang_wasm_simd128", "rust_wasm_simd128", "rust_wasm_baseline", "ck_wasm_baseline" ] }, { "caseKey": "dijkstra", "round": 2, "order": [ "rust_wasm_simd128", "ck_wasm_baseline", "clang_wasm_baseline", "ck_wasm_simd128", "rust_wasm_baseline", "clang_wasm_simd128" ] }, { "caseKey": "dijkstra", "round": 3, "order": [ "ck_wasm_simd128", "clang_wasm_simd128", "ck_wasm_baseline", "rust_wasm_simd128", "rust_wasm_baseline", "clang_wasm_baseline" ] }, { "caseKey": "dijkstra", "round": 4, "order": [ "rust_wasm_baseline", "ck_wasm_simd128", "clang_wasm_baseline", "ck_wasm_baseline", "rust_wasm_simd128", "clang_wasm_simd128" ] }, { "caseKey": "dijkstra", "round": 5, "order": [ "ck_wasm_simd128", "clang_wasm_simd128", "clang_wasm_baseline", "rust_wasm_baseline", "ck_wasm_baseline", "rust_wasm_simd128" ] }, { "caseKey": "dijkstra", "round": 6, "order": [ "ck_wasm_simd128", "rust_wasm_simd128", "ck_wasm_baseline", "rust_wasm_baseline", "clang_wasm_simd128", "clang_wasm_baseline" ] }, { "caseKey": "dijkstra", "round": 7, "order": [ "ck_wasm_simd128", "clang_wasm_baseline", "rust_wasm_baseline", "ck_wasm_baseline", "clang_wasm_simd128", "rust_wasm_simd128" ] } ], "timing": { "warmupMinimumNs": 500000000, "warmupMinimumJitIterations": 1000, "maximumEarlyLateDrift": 1.15, "targetBatchNs": 80000000, "minimumBatchNs": 60000000, "maximumBatchNs": 110000000, "rounds": 7, "normalization": "median time per call; CK throughput ratio is compared against the faster equivalent Clang/Rust implementation within the same WASM profile.", "boundary": "kernel call batch only; includes required output/workspace initialization, repeat-loop and language-call overhead, including Node-to-Wasm calls; excludes compilation, process startup, fixture I/O/copy, Wasm instantiation and memory growth, output hashing, and report generation." }, "cases": [ { "key": "fused_arithmetic", "dimensions": { "n": 262144 }, "description": "One fused element-wise loop: (a*1.25+b*0.5)*(a-b)+0.125; f64.", "inputHashes": { "fused_arithmetic.a": "771b68c82e1f971e04583ad0692068f21b128fc2bede70e983d6c0e5372c4eb9", "fused_arithmetic.b": "f90e6fc4224efe8cad2a92ec0ba622e30666019327a81c7406e9a0ad9ffa99c9" }, "referenceHash": "05c18a52990fcccc1f2ccbb6c3feac3f6c65cef4b33969c7004612505a2ca17b", "referenceMethod": "Python standard-library implementation; Dijkstra uses adjacency lists and a binary heap.", "results": [ { "implementation": "ck_wasm_baseline", "medianNsPerCall": 107907.24206349206, "samplesNsPerCall": [ 107837.19047619047, 108606.041005291, 107896.38492063493, 108269.51058201058, 107920.24867724867, 107907.24206349206, 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