1 files changed, 126 insertions, 0 deletions
diff --git a/src/common.h b/src/common.h
new file mode 100644
index 0000000..21e881b
--- /dev/null
+++ b/src/common.h
@@ -0,0 +1,126 @@
+#ifndef EJIT_COMMON_H
+#define EJIT_COMMON_H
+
+#include <stdbool.h>
+#include "vec.h"
+
+enum ejit_opcode {
+	MOVI,
+	MOVR,
+	MOVR_F,
+
+	LDI8,
+	LDI16,
+	LDI32,
+	LDI64,
+	LDIU8,
+	LDIU16,
+	LDIU32,
+	LDIU64,
+	LDIF,
+	LDID,
+
+	LDXI8,
+	LDXI16,
+	LDXI32,
+	LDXI64,
+	LDXIU8,
+	LDXIU16,
+	LDXIU32,
+	LDXIU64,
+	LDXIF,
+	LDXID,
+
+	STI8,
+	STI16,
+	STI32,
+	STI64,
+	STIU8,
+	STIU16,
+	STIU32,
+	STIU64,
+	STIF,
+	STID,
+
+	STXI8,
+	STXI16,
+	STXI32,
+	STXI64,
+	STXIU8,
+	STXIU16,
+	STXIU32,
+	STXIU64,
+	STXIF,
+	STXID,
+
+	ADDR,
+	ADDR_F,
+	SUBR,
+	SUBR_F,
+
+	BLTR,
+
+	PARAM,
+	PARAM_F,
+
+	ARG,
+	ARG_I,
+	ARG_F,
+	ARG_FI,
+
+	ESCAPEI,
+	ESCAPEI_F,
+
+	CALLI,
+	CALLI_F,
+
+	RET,
+	RET_I,
+	RET_F,
+	RET_FI,
+
+	RETVAL,
+	RETVAL_F,
+
+	START,
+	END,
+
+	OPCODE_COUNT,
+};
+
+struct ejit_insn {
+	union {
+		enum ejit_opcode op;
+		void *addr;
+	};
+
+	size_t r0;
+	size_t r1;
+	union {
+		size_t r2;
+		void *p;
+		long o;
+		double d;
+	};
+};
+
+struct ejit_func {
+	struct vec insns;
+	enum ejit_type rtype;
+
+	size_t gpr;
+	size_t fpr;
+
+	void *arena;
+	size_t size;
+};
+
+
+union interp_ret {
+	long r;
+	double d;
+};
+
+union interp_ret ejit_interp(struct ejit_func *f, size_t argc, struct ejit_arg args[argc], bool run, void ***labels_wb);
+
+#endif /* EJIT_COMMON_H */