2 files changed, 61 insertions, 0 deletions
diff --git a/include/backend.h b/include/backend.h
new file mode 100644
index 0000000..42c6e8c
--- /dev/null
+++ b/include/backend.h
@@ -0,0 +1,25 @@
+#ifndef BACKEND_H
+#define BACKEND_H
+
+#include <stdint.h>
+#include <stddef.h>
+
+#define DEBUG(fmt, ...) debug(__func__, __FILE__, __LINE__, fmt , ## __VA_ARGS__)
+#define DIE(fmt, ...) die(__func__, __FILE__, __LINE__, fmt , ## __VA_ARGS__)
+
+void debug(const char *name, const char *file, size_t line, const char *fmt, ...);
+void die(const char *name, const char *file, size_t line, const char *fmt, ...);
+
+void emit8(uint8_t out);
+void emit16(uint16_t out);
+void emit32(uint32_t out);
+void emit64(uint64_t out);
+
+struct string_view backend_stream_init_src(const char *path);
+void backend_stream_init_dst(const char *path);
+void backend_stream_close_src();
+void backend_stream_close_dst();
+
+void save(const char* path);
+
+#endif
diff --git a/include/x86.h b/include/x86.h
new file mode 100644
index 0000000..6eb8831
--- /dev/null
+++ b/include/x86.h
@@ -0,0 +1,36 @@
+#ifndef X86_H
+#define X86_H
+
+#include <stdint.h>
+
+#define	RAX 0
+#define	RCX 1
+#define	RDX 2
+#define	RBX 3
+#define	RSP 4
+#define	RBP 5
+#define	RSI 6
+#define	RDI 7
+#define R8  8
+#define R9  9
+#define R10 10
+#define R11 11
+#define R12 12
+#define R13 13
+#define R14 14
+#define R15 15
+
+#define REXW 0b01001000
+#define REXWR 0b01001100
+
+#define MODRM(mod, reg, rm) ((uint8_t)mod << 6)	| ((uint8_t)reg << 3)		\
+		| ((uint8_t)rm)
+
+void x86_mov_r_i64(uint8_t reg, uint64_t value);
+void x86_push_i32(uint32_t value);
+void x86_push_i16(uint16_t value);
+void x86_push_i8(uint8_t value);
+void x86_push_r64(uint8_t reg);
+void x86_push_rm64(uint8_t mode, uint8_t r, uint64_t m);
+
+#endif