From 92cc140f646dee91b8f2be9b8dcaa3b08ae276e8 Mon Sep 17 00:00:00 2001
From: Ken Jin <28750310+Fidget-Spinner@users.noreply.github.com>
Date: Wed, 29 Oct 2025 19:29:59 +0000
Subject: [PATCH] cleanup

---
 Include/internal/pycore_opcode_metadata.h |  3 ++
 Tools/cases_generator/analyzer.py         |  2 +-
 Tools/cases_generator/tier2_generator.py  | 35 -----------------------
 3 files changed, 4 insertions(+), 36 deletions(-)

diff --git a/Include/internal/pycore_opcode_metadata.h b/Include/internal/pycore_opcode_metadata.h
index c774807b3559..1c8c49a41060 100644
--- a/Include/internal/pycore_opcode_metadata.h
+++ b/Include/internal/pycore_opcode_metadata.h
@@ -1781,12 +1781,15 @@ const uint8_t _PyOpcode_NeedsGuardIp[256] = {
     [RETURN_VALUE] = 1,
     [YIELD_VALUE] = 1,
     [LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN] = 1,
+    [INSTRUMENTED_FOR_ITER] = 1,
     [RETURN_GENERATOR] = 1,
     [BINARY_OP_SUBSCR_GETITEM] = 1,
     [INSTRUMENTED_RETURN_VALUE] = 1,
     [SEND] = 1,
     [SEND_GEN] = 1,
     [INSTRUMENTED_YIELD_VALUE] = 1,
+    [INSTRUMENTED_END_ASYNC_FOR] = 1,
+    [END_ASYNC_FOR] = 1,
     [LOAD_ATTR_PROPERTY] = 1,
     [FOR_ITER_GEN] = 1,
     [CALL] = 1,
diff --git a/Tools/cases_generator/analyzer.py b/Tools/cases_generator/analyzer.py
index 10dc7d5b31a2..3bd92cfa55a4 100644
--- a/Tools/cases_generator/analyzer.py
+++ b/Tools/cases_generator/analyzer.py
@@ -982,7 +982,7 @@ def compute_properties(op: parser.CodeDef) -> Properties:
         no_save_ip=no_save_ip,
         tier=tier_variable(op),
         needs_prev=variable_used(op, "prev_instr"),
-        needs_guard_ip=variable_used(op, "TIER2_STORE_IP") or variable_used(op, "LLTRACE_RESUME_FRAME") or variable_used(op, "DISPATCH_INLINED"),
+        needs_guard_ip=(unpredictable_jump and "replaced" not in op.annotations) or variable_used(op, "LLTRACE_RESUME_FRAME") or variable_used(op, "DISPATCH_INLINED"),
         unpredictable_jump=unpredictable_jump,
     )
 
diff --git a/Tools/cases_generator/tier2_generator.py b/Tools/cases_generator/tier2_generator.py
index 64f034746f68..8a9db068382a 100644
--- a/Tools/cases_generator/tier2_generator.py
+++ b/Tools/cases_generator/tier2_generator.py
@@ -63,8 +63,6 @@ class Tier2Emitter(Emitter):
     def __init__(self, out: CWriter, labels: dict[str, Label]):
         super().__init__(out, labels)
         self._replacers["oparg"] = self.oparg
-        self._replacers["JUMPBY"] = self.jumpby
-        self._replacers["DISPATCH"] = self.dispatch
 
     def goto_error(self, offset: int, storage: Storage) -> str:
         # To do: Add jump targets for popping values.
@@ -136,39 +134,6 @@ class Tier2Emitter(Emitter):
         self.out.emit_at(uop.name[-1], tkn)
         return True
 
-    def jumpby(
-        self,
-        tkn: Token,
-        tkn_iter: TokenIterator,
-        uop: CodeSection,
-        storage: Storage,
-        inst: Instruction | None,
-    ) -> bool:
-        if storage.spilled:
-            raise analysis_error("stack_pointer needs reloading before dispatch", tkn)
-        storage.stack.flush(self.out)
-        self.emit("TIER2_STORE_IP")
-        emit_to(self.out, tkn_iter, "SEMI")
-        self.emit(";\n")
-        return True
-
-    def dispatch(
-        self,
-        tkn: Token,
-        tkn_iter: TokenIterator,
-        uop: CodeSection,
-        storage: Storage,
-        inst: Instruction | None,
-    ) -> bool:
-        if storage.spilled:
-            raise analysis_error("stack_pointer needs reloading before dispatch", tkn)
-        storage.stack.flush(self.out)
-        self.emit("break;\n")
-        next(tkn_iter)
-        next(tkn_iter)
-        next(tkn_iter)
-        return False
-
 
 def write_uop(uop: Uop, emitter: Emitter, stack: Stack) -> Stack:
     locals: dict[str, Local] = {}
-- 
2.47.3