Add LOAD_INT instruction

Author: markshannon

Include/internal/pycore_magic_number.h

@@ -261,6 +261,7 @@ Known values:
     Python 3.14a1 3606 (Specialize CALL_KW)
     Python 3.14a1 3607 (Add pseudo instructions JUMP_IF_TRUE/FALSE)
     Python 3.14a1 3608 (Add support for slices)
+    Python 3.14a2 3610 (Add LOAD_INT)
 
     Python 3.15 will start with 3650
 
@@ -273,7 +274,7 @@ PC/launcher.c must also be updated.
 
 */
 
-#define PYC_MAGIC_NUMBER 3608
+#define PYC_MAGIC_NUMBER 3610
 /* This is equivalent to converting PYC_MAGIC_NUMBER to 2 bytes
    (little-endian) and then appending b'\r\n'. */
 #define PYC_MAGIC_NUMBER_TOKEN \

Include/internal/pycore_opcode_metadata.h

@@ -676,6 +676,8 @@ def _get_const_value(op, arg, co_consts):
     """
     assert op in hasconst
 
+    if op == LOAD_INT:
+        return arg
     argval = UNKNOWN
     if co_consts is not None:
         argval = co_consts[arg]