qvm: recover method stat slots

docs/ASSET_PIPELINE_TODO.md

@@ -907,3 +907,6 @@ Research progress: RE-747 [report](research/QVM_SCORE_UPDATE.md); original asset
 
 
 Research progress: RE-748 [report](research/QVM_CLIENT_NOTIFICATIONS.md); original assets unchanged.
+
+
+Research progress: RE-749 [report](research/QVM_METHOD_STAT_SLOTS.md); original assets unchanged.

docs/FINDINGS.md

@@ -1253,3 +1253,6 @@ RE-725–734 batch: [health, contact and Rust impulse findings](research/QVM_HEA
 
 
 **RE-748 — Reset and pair notification gates and connected recipients:** 6369 and6439 dispatch only to client state2, after pointer/in-use/client gates; their recipient callbacks remain explicit. [Evidence](research/QVM_CLIENT_NOTIFICATIONS.md).
+
+
+**RE-749 — Complete method to statistic slot classification:** 278733 maps19 selected methods into statistic slots0..18 using the original jump table; all other tested methods return-1. [Evidence](research/QVM_METHOD_STAT_SLOTS.md).

docs/PROVISIONAL_TODO.md

@@ -1245,3 +1245,6 @@ Research progress: RE-747 [report](research/QVM_SCORE_UPDATE.md); full native/pl
 
 
 Research progress: RE-748 [report](research/QVM_CLIENT_NOTIFICATIONS.md); full native/platform/game scope remains open.
+
+
+Research progress: RE-749 [report](research/QVM_METHOD_STAT_SLOTS.md); full native/platform/game scope remains open.

docs/RESEARCH_LEDGER.md

@@ -1390,3 +1390,8 @@ Exactly ten task commits follow baseline `e1f7eb5a`. Each task passed focused `c
 ## 2026-10-21 — RE-748 Reset and pair notification gates and connected recipients
 
 6369 and6439 dispatch only to client state2, after pointer/in-use/client gates; their recipient callbacks remain explicit. Focused `cargo xtask test-group notifications` passes (3 Python tests); selected reports regenerate twice byte-identically, with storage, links and whitespace guards. New report: 42744 bytes. Full-suite validation is deferred to the tenth batch commit. No original assets, Rust runtime or shared VM evaluator changed.
+
+
+## 2026-10-21 — RE-749 Complete method to statistic slot classification
+
+278733 maps19 selected methods into statistic slots0..18 using the original jump table; all other tested methods return-1. Focused `cargo xtask test-group stat-slots` passes (3 Python tests); selected reports regenerate twice byte-identically, with storage, links and whitespace guards. New report: 19282 bytes. Full-suite validation is deferred to the tenth batch commit. No original assets, Rust runtime or shared VM evaluator changed.

docs/REVERSE_ENGINEERING_TODO.md

@@ -1288,3 +1288,6 @@ Purpose: turn the supplied installation into an evidence-backed specification of
 
 
 - [x] RE-748 Reset and pair notification gates and connected recipients ([report](research/QVM_CLIENT_NOTIFICATIONS.md)).
+
+
+- [x] RE-749 Complete method to statistic slot classification ([report](research/QVM_METHOD_STAT_SLOTS.md)).

docs/research/QVM_METHOD_STAT_SLOTS.md

@@ -0,0 +1,7 @@
+# Complete method to statistic slot classification
+
+RE-749. Reproduce with `python3 scripts/analyze_qvm_method_stat_slots.py`; validate with `cargo xtask test-group stat-slots`. See the [machine report](qvm-method-stat-slots.json).
+
+Recovered complete278733 with original table31348, covering every method0..49 and signed extremes. An independent explicit mapping verifies all19 slots and fallback branches. These are numeric stat slots; semantic weapon naming and counter/notification behavior are separate work.
+
+No original executable/full VM/native world collision or rendering runs. Supplied callback/native responses and fixture domains remain explicit; complete macOS/Linux Rust/Bevy/Solari gameplay remains open.

docs/research/README.md

@@ -843,3 +843,6 @@ The extension collector adds five focused tests for native tail calls, command-r
 
 
 [RE-748: Reset and pair notification gates and connected recipients](QVM_CLIENT_NOTIFICATIONS.md).
+
+
+[RE-749: Complete method to statistic slot classification](QVM_METHOD_STAT_SLOTS.md).

docs/research/qvm-method-stat-slots.json

@@ -0,0 +1,783 @@
+{
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+        "trace_sha256": "cd835aa48bb92fe71cfc4e3fbb7d1af9af3cd8ec19b245494a3839d0719346f8"
+      },
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+      "slot": -1
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+      },
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+      "slot": -1
+    }
+  ],
+  "sha256": "a589351dfe517470a1b121dd2164714987d9e4577bf00c6486e1540035d7a79d",
+  "source": {
+    "archive": "zUrT43_qvm.pk3",
+    "archive_sha256": "b59bf0c5bedf11d50e0edd220da7eade96de40601e98ae14c54c819047df0796",
+    "member": {
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+      "compression": 8,
+      "crc32": "98ea1768",
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+      "create_version": 63,
+      "date_time": [
+        2018,
+        6,
+        18,
+        22,
+        11,
+        50
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+      "external_attr": 32,
+      "extra_hex": "0a0020000000000001001800d1e24e974007d40116dcbf962f1fd20116dcbf962f1fd201",
+      "extract_version": 20,
+      "flags": 0,
+      "header_offset": 221309,
+      "internal_attr": 0,
+      "occurrence": 0,
+      "output": "assets/extracted/zUrT43_qvm.pk3/members/000002/vm/qagame.qvm",
+      "path": "vm/qagame.qvm",
+      "sha256": "a589351dfe517470a1b121dd2164714987d9e4577bf00c6486e1540035d7a79d",
+      "type": "member",
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+    }
+  }
+}

scripts/analyze_qvm_method_stat_slots.py

@@ -0,0 +1,13 @@
+#!/usr/bin/env python3
+"""Original jump-table method-to-stat-slot mapping, including signed boundaries."""
+from pathlib import Path
+from qvm_research_support import source
+from qvm_method_stats_support import method_seed,classify
+from analyze_qvm import write_json
+
+def main():
+    q,raw,h,ins=source();rows=[]
+    for method in [-2147483648,-1,*range(50),2147483647]:
+        _,_,p=classify(ins,method_seed(raw,h),{8:method});rows.append(p)
+    write_json(Path('docs/research/qvm-method-stat-slots.json'),{'source':q['source'],'sha256':q['sha256'],'probes':rows,'limits':'Complete278733 using original31348 dispatch table. Numeric slots0..18; unsupported methods return-1. No semantic weapon labels, stat mutations, native or rendering work.'})
+if __name__=='__main__':main()

scripts/qvm_method_stats_support.py

@@ -0,0 +1,11 @@
+"""Original278733 method-to-stat-slot dispatch, not semantic weapon naming."""
+from qvm_health_effects_support import H
+from qvm_research_support import constants
+from qvm_trace_support import resume
+M=H+0xe0000
+
+def method_seed(raw,h):return constants(raw,h,range(31348+14*4,31348+46*4,4))
+
+def classify(ins,m,args):
+    m[M+20]=args[8];m,e=resume(ins,278734,278833,m,M)
+    return m,e['return'],{'method':args[8],'slot':e['return'],'execution':e}

scripts/test_qvm_method_stat_slots.py

@@ -0,0 +1,13 @@
+import json,unittest
+from pathlib import Path
+SLOTS={14:9,15:8,16:11,17:5,18:4,19:2,20:0,21:7,28:6,30:1,36:10,38:3,39:12,40:13,41:14,42:15,43:16,44:17,45:18}
+class MethodStatSlotTests(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls):cls.ps=json.loads(Path('docs/research/qvm-method-stat-slots.json').read_text())['probes']
+    def test_independent_explicit_mapping(self):
+        for p in self.ps:self.assertEqual(p['slot'],SLOTS.get(p['method'],-1))
+    def test_all_slots_and_signed_boundary_cases(self):
+        self.assertEqual(len(self.ps),53);self.assertEqual({p['slot'] for p in self.ps},set(range(-1,19)))
+    def test_no_children_and_actual_return(self):
+        for p in self.ps:self.assertEqual(p['execution']['calls'],[]);self.assertEqual(p['execution']['return'],p['slot'])
+if __name__=='__main__':unittest.main()

xtask/checks.tsv

@@ -1227,3 +1227,6 @@ group	score	scripts/analyze_qvm_score_update.py
 report	scripts/analyze_qvm_client_notifications.py	docs/research/qvm-client-notifications.json
 edge	docs/research/qvm-client-notifications.json	scripts/test_qvm_client_notifications.py
 group	notifications	scripts/analyze_qvm_client_notifications.py
+report	scripts/analyze_qvm_method_stat_slots.py	docs/research/qvm-method-stat-slots.json
+edge	docs/research/qvm-method-stat-slots.json	scripts/test_qvm_method_stat_slots.py
+group	stat-slots	scripts/analyze_qvm_method_stat_slots.py