1 files changed, 62 insertions, 0 deletions
diff --git a/bcode.c b/bcode.c
new file mode 100644
index 0000000..a78f9e9
--- /dev/null
+++ b/bcode.c
@@ -0,0 +1,62 @@
+#include <stdbool.h>
+#include "bcode.h"
+
+enum bcode_insn {
+	END,
+#include "gen/enum.inc"
+};
+
+static void append(struct compile_state *cs, enum bcode_insn label, breg_t imm)
+{
+}
+
+#define RELOC cs->pc
+#define PUSH_OP(label) append(cs, label, (breg_t){ .g = 0 })
+#define PUSH_IMM_OP(label, imm) append(cs, label, (breg_t){ .g = imm })
+#define PUSH_DIMM_OP(label, dimm) append(cs, label, (breg_t){ .f = dimm })
+
+#include "gen/select.inc"
+#include "gen/macro.inc"
+
+#define IMM s.imm[pc].g
+#define DIMM s.imm[pc].f
+#define NEXT_INSN goto *s.op[pc++]
+#define JUMP(i) goto *s.op[pc = (i)]
+
+static void _run(struct compile_state *cs, bool init)
+{
+	static void *labels[] = {
+		[END] = &&end,
+#include "gen/static.inc"
+	};
+
+	if (init) {
+		cs->labels = labels;
+		return;
+	}
+
+#include "gen/head.inc"
+#include "gen/regs.inc"
+
+	const struct run_state s = cs->s;
+	size_t pc = 0;
+	JUMP(pc);
+#include "gen/body.inc"
+
+end:
+	return;
+}
+
+void run(struct compile_state *cs)
+{
+	_run(cs, false);
+}
+
+void init(struct compile_state *cs)
+{
+	_run(cs, true);
+}
+
+void destroy(struct compile_state *cs)
+{
+}