[SOT][3.11] Fix gen_dup_top generated COPY instruction with wrong oparg setting (#69774)

gouzil · web-flow · commit 6c1c486e1502 · 2024-11-29T01:05:29.000+08:00
diff --git a/python/paddle/jit/sot/opcode_translator/executor/pycode_generator.py b/python/paddle/jit/sot/opcode_translator/executor/pycode_generator.py
@@ -899,7 +899,7 @@ def gen_shift_n(self, s: int, n: int):
 
     def gen_dup_top(self):
         if sys.version_info >= (3, 11):
-            return self.add_instr("COPY", arg=0)
+            return self.add_instr("COPY", arg=1)
         return self.add_instr("DUP_TOP")
 
     def gen_swap(self, n):
