Add basic compiler infra

Summary: This adds new classes for a 3.15 compiler version.

Reviewed By: martindemello

Differential Revision: D85912010

fbshipit-source-id: 451e670ff1013e076df29c7b9ddbb34336d3513e

Author: DinoV

cinderx/PythonLib/cinderx/compiler/opcodes.py

@@ -796,6 +796,16 @@
         LOAD_TYPE=1,
         LOAD_METHOD_STATIC=2,
     )
+
+    if sys.version_info >= (3, 15):
+        opcode.popped.update(
+            FOR_ITER=2,
+            POP_ITER=2,
+        )
+        opcode.pushed.update(
+            FOR_ITER=3,
+            GET_ITER=2,
+        )
     for opname, popped in opcode.popped.items():
         pushed = opcode.pushed[opname]
         if isinstance(popped, int) and isinstance(pushed, int):

cinderx/PythonLib/cinderx/compiler/pyassem.py

@@ -3256,6 +3256,10 @@ def optimizeCFG(self) -> None:
     _const_opcodes: set[str] = set(PyFlowGraph312._const_opcodes) | {"LOAD_SMALL_INT"}
 
 
+class PyFlowGraph315(PyFlowGraph314):
+    pass
+
+
 # Constants for reference tracking flags
 SUPPORT_KILLED = (
     1  # The loaded reference is still on the stack when the local is killed

cinderx/PythonLib/cinderx/compiler/pycodegen.py

@@ -64,6 +64,7 @@
         PyFlowGraph310,
         PyFlowGraph312,
         PyFlowGraph314,
+        PyFlowGraph315,
         PyFlowGraphCinder310,
         PyFlowGraphCinder312,
         ResumeOparg,
@@ -82,6 +83,7 @@
         SymbolVisitor310,
         SymbolVisitor312,
         SymbolVisitor314,
+        SymbolVisitor315,
         TypeParams,
         TypeParamScope,
         TypeVarDefault,
@@ -7194,6 +7196,10 @@ def visitInterpolation(self, node: ast.Interpolation) -> None:
         self.emit("BUILD_INTERPOLATION", oparg)
 
 
+class CodeGenerator315(CodeGenerator314):
+    flow_graph = PyFlowGraph315
+
+
 class CinderCodeGenerator310(CinderCodeGenBase, CodeGenerator310):
     flow_graph = PyFlowGraphCinder310
     _SymbolVisitor = CinderSymbolVisitor
@@ -7298,7 +7304,13 @@ class CinderCodeGenerator314(CinderCodeGenerator312, CodeGenerator314):
     flow_graph = PyFlowGraph314
 
 
+class CinderCodeGenerator315(CinderCodeGenerator312, CodeGenerator315):
+    flow_graph = PyFlowGraph315
+
+
 def get_default_cinder_generator() -> type[CodeGenerator]:
+    if sys.version_info >= (3, 15):
+        return CinderCodeGenerator315
     if sys.version_info >= (3, 14):
         return CinderCodeGenerator314
     elif sys.version_info >= (3, 12):
@@ -7308,6 +7320,8 @@ def get_default_cinder_generator() -> type[CodeGenerator]:
 
 
 def get_default_cpython_generator() -> type[CodeGenerator]:
+    if sys.version_info >= (3, 15):
+        return CodeGenerator315
     if sys.version_info >= (3, 14):
         return CodeGenerator314
     elif sys.version_info >= (3, 12):

cinderx/PythonLib/cinderx/compiler/static/__init__.py

@@ -38,12 +38,14 @@
     PyFlowGraph,
     PyFlowGraph312,
     PyFlowGraph314,
+    PyFlowGraph315,
     PyFlowGraphCinder310,
 )
 from ..pycodegen import (
     CinderCodeGenerator310,
     CinderCodeGenerator312,
     CinderCodeGenerator314,
+    CinderCodeGenerator315,
     CodeGenerator,
     CodeGenTree,
     compile_code,
@@ -1387,7 +1389,13 @@ def emit_load_static_method(
         )
 
 
-if sys.version_info >= (3, 14):
+class Static315CodeGenerator(Static314CodeGenerator, CinderCodeGenerator315):
+    pass
+
+
+if sys.version_info >= (3, 15):
+    StaticCodeGenerator = Static315CodeGenerator
+elif sys.version_info >= (3, 14):
     StaticCodeGenerator = Static314CodeGenerator
 elif sys.version_info >= (3, 12):
     StaticCodeGenerator = Static312CodeGenerator

cinderx/PythonLib/cinderx/compiler/strict/__init__.py

@@ -10,11 +10,17 @@
 from types import CodeType
 from typing import Any
 
-from ..pyassem import PyFlowGraph312, PyFlowGraph314, PyFlowGraphCinder310
+from ..pyassem import (
+    PyFlowGraph312,
+    PyFlowGraph314,
+    PyFlowGraph315,
+    PyFlowGraphCinder310,
+)
 from ..pycodegen import (
     CinderCodeGenerator310,
     CinderCodeGenerator312,
     CinderCodeGenerator314,
+    CinderCodeGenerator315,
 )
 from .code_gen_base import StrictCodeGenBase
 
@@ -35,6 +41,10 @@ class StrictCodeGenerator314(StrictCodeGenerator312, CinderCodeGenerator314):
     flow_graph = PyFlowGraph314
 
 
+class StrictCodeGenerator315(StrictCodeGenerator312, CinderCodeGenerator315):
+    flow_graph = PyFlowGraph315
+
+
 def strict_compile(
     name: str,
     filename: str,
@@ -49,7 +59,9 @@ def strict_compile(
     return code_gen.getCode()
 
 
-if sys.version_info >= (3, 14):
+if sys.version_info >= (3, 15):
+    StrictCodeGenerator = StrictCodeGenerator315
+elif sys.version_info >= (3, 14):
     StrictCodeGenerator = StrictCodeGenerator314
 elif sys.version_info >= (3, 12):
     StrictCodeGenerator = StrictCodeGenerator312

cinderx/PythonLib/cinderx/compiler/symbols.py

@@ -1746,3 +1746,7 @@ def _visit_func_impl(
         self.visit_list(node.body, scope)
 
         parent.add_child(scope)
+
+
+class SymbolVisitor315(SymbolVisitor314):
+    pass