gh-87092: change assembler to use instruction sequence instead of CFG (#103933)

1 files changed, 11 insertions, 2 deletions

diff --git a/Include/internal/pycore_compile.h b/Include/internal/pycore_compile.h
index f85240c48a..1a032f652d 100644
--- a/Include/internal/pycore_compile.h
+++ b/Include/internal/pycore_compile.h
@@ -19,6 +19,7 @@ PyAPI_FUNC(PyCodeObject*) _PyAST_Compile(
     int optimize,
     struct _arena *arena);
 
+static const _PyCompilerSrcLocation NO_LOCATION = {-1, -1, -1, -1};
 
 typedef struct {
     int optimize;
@@ -33,15 +34,21 @@ extern int _PyAST_Optimize(
     struct _arena *arena,
     _PyASTOptimizeState *state);
 
+typedef struct {
+    int h_offset;
+    int h_startdepth;
+    int h_preserve_lasti;
+} _PyCompile_ExceptHandlerInfo;
 
 typedef struct {
     int i_opcode;
     int i_oparg;
     _PyCompilerSrcLocation i_loc;
-} _PyCompilerInstruction;
+    _PyCompile_ExceptHandlerInfo i_except_handler_info;
+} _PyCompile_Instruction;
 
 typedef struct {
-    _PyCompilerInstruction *s_instrs;
+    _PyCompile_Instruction *s_instrs;
     int s_allocated;
     int s_used;
 
@@ -82,6 +89,8 @@ int _PyCompile_EnsureArrayLargeEnough(
 
 int _PyCompile_ConstCacheMergeOne(PyObject *const_cache, PyObject **obj);
 
+int _PyCompile_InstrSize(int opcode, int oparg);
+
 /* Access compiler internals for unit testing */
 
 PyAPI_FUNC(PyObject*) _PyCompile_CodeGen(