From fe350da24d14863ba681667fd91c3d8c70ddec7f Mon Sep 17 00:00:00 2001
From: janis <janis@nirgendwo.xyz>
Date: Wed, 5 Nov 2025 15:45:16 +0100
Subject: [PATCH] as expr (tree walk)

---
 lang/src/ast.asm          | 8 ++++++++
 lang/tests/ast.rs         | 2 +-
 lang/tests/shared/defs.rs | 2 ++
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/lang/src/ast.asm b/lang/src/ast.asm
index 5d773cc..990c088 100644
--- a/lang/src/ast.asm
+++ b/lang/src/ast.asm
@@ -1853,6 +1853,14 @@ ast_walk_for_each:
     je .if_expr
     cmp bl, AST_CALL
     je .call
+    cmp bl, AST_AS
+    je .as_expr
+    jmp .check_scope
+
+.as_expr:
+    mov rbx, [rax + 8]          ; AstNode.data = *AstAsExpr
+    mov rax, [rbx + 0]          ; AstCallExpr.expr
+    push rax                     ; push expr index
     jmp .check_scope
 
 .call:
diff --git a/lang/tests/ast.rs b/lang/tests/ast.rs
index 2ae9155..b7b1ef2 100644
--- a/lang/tests/ast.rs
+++ b/lang/tests/ast.rs
@@ -133,7 +133,7 @@ return main(1);
 
     print_ast(
         b"fn main(a: u32) -> void {
-return 1 as u8;
+return a as u8;
 }",
         |ast| unsafe { parse_func(ast) },
     );
diff --git a/lang/tests/shared/defs.rs b/lang/tests/shared/defs.rs
index 6e27d4f..751fde4 100644
--- a/lang/tests/shared/defs.rs
+++ b/lang/tests/shared/defs.rs
@@ -324,6 +324,8 @@ pub struct Operand {
     pub register: u8,
     pub width: u16,
     pub len: u16,
+    pub align: u8,
+    pub bitset: u8,
     pub value: u64,
 }