Merge pull request #82 from pythonbpf/compilation-context

PythonBPF: Add Compilation Context to allow parallel compilation of multiple jobs

.github/workflows/python-publish.yml

@@ -33,7 +33,7 @@ jobs:
           python -m build
 
       - name: Upload distributions
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: release-dists
           path: dist/
@@ -59,7 +59,7 @@ jobs:
 
     steps:
       - name: Retrieve release distributions
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: release-dists
           path: dist/

pythonbpf/helper/printk_formatter.py

@@ -41,7 +41,7 @@ def handle_fstring_print(
                 fmt_parts,
                 exprs,
                 local_sym_tab,
-                compilation_context.struct_sym_tab,
+                compilation_context.structs_sym_tab,
             )
         else:
             raise NotImplementedError(f"Unsupported f-string value type: {type(value)}")
@@ -55,12 +55,7 @@ def handle_fstring_print(
 
     for expr in exprs[:3]:
         arg_value = _prepare_expr_args(
-            expr,
+            expr, func, compilation_context, builder, local_sym_tab
-            func,
-            compilation_context.module,
-            builder,
-            local_sym_tab,
-            compilation_context.struct_sym_tab,
         )
         args.append(arg_value)
 
@@ -216,19 +211,19 @@ def _create_format_string_global(fmt_str, func, module, builder):
     return builder.bitcast(fmt_gvar, ir.PointerType())
 
 
-def _prepare_expr_args(expr, func, module, builder, local_sym_tab, struct_sym_tab):
+def _prepare_expr_args(expr, func, compilation_context, builder, local_sym_tab):
     """Evaluate and prepare an expression to use as an arg for bpf_printk."""
 
     # Special case: struct field char array needs pointer to first element
     if isinstance(expr, ast.Attribute):
         char_array_ptr, _ = get_char_array_ptr_and_size(
-            expr, builder, local_sym_tab, struct_sym_tab, func
+            expr, builder, local_sym_tab, compilation_context, func
         )
         if char_array_ptr:
             return char_array_ptr
 
     # Regular expression evaluation
-    val, _ = eval_expr(func, module, builder, expr, local_sym_tab, None, struct_sym_tab)
+    val, _ = eval_expr(func, compilation_context, builder, expr, local_sym_tab)
 
     if not val:
         logger.warning("Failed to evaluate expression for bpf_printk, defaulting to 0")