From bf3bd19f79936fa519a5285701763da58935592a Mon Sep 17 00:00:00 2001
From: hachem <im@hachem.wtf>
Date: Wed, 9 Sep 2026 05:43:06 +0200
Subject: refactor: split code gen into arch seam

---
 src/ast.h | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'src/ast.h')

diff --git a/src/ast.h b/src/ast.h
index d764c13..75d8b12 100644
--- a/src/ast.h
+++ b/src/ast.h
@@ -118,6 +118,7 @@ enum StatementKind
 	STATEMENT_WHILE,
 	STATEMENT_CALL,
 	STATEMENT_STACK,
+	STATEMENT_INSTRUCTION,
 };
 
 struct AssignStatement
@@ -175,6 +176,17 @@ struct StackStatement
 	struct Expr* size;
 };
 
+// a bare instruction: a mnemonic and its operands emitted verbatim, the escape
+// hatch for anything outside the assignment / control-flow model (int, hlt,
+// lgdt, in/out, ...)
+struct InstructionStatement
+{
+	struct Token mnemonic;
+	struct Expr** operands;
+	size_t operand_count;
+	size_t operand_capacity;
+};
+
 struct Statement
 {
 	enum StatementKind kind;
@@ -187,6 +199,7 @@ struct Statement
 		struct WhileStatement loop;
 		struct CallStatement call;
 		struct StackStatement stack;
+		struct InstructionStatement instruction;
 	};
 };
 
@@ -202,12 +215,22 @@ struct ProcDecl
 	size_t body_capacity;
 };
 
+enum OutputFormat
+{
+	OUTPUT_ELF,
+	OUTPUT_BIN,
+};
+
 struct Config
 {
 	uint32_t bits;
 	bool has_entry;
 	struct Token entry;
 	bool logical_registers;
+	enum OutputFormat format;
+	bool has_org;
+	struct Token org;
+	bool boot;
 };
 
 struct Program
-- 
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