Compile TCG runtime library only once

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
diff --git a/tcg/tcg-runtime.c b/tcg/tcg-runtime.c
deleted file mode 100644
index 1d77c37..0000000
--- a/tcg/tcg-runtime.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * Tiny Code Generator for QEMU
- *
- * Copyright (c) 2008 Fabrice Bellard
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-#include <stdarg.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <inttypes.h>
-
-#include "config.h"
-#include "osdep.h"
-#include "cpu.h" // For TARGET_LONG_BITS
-#include "tcg.h"
-
-int64_t tcg_helper_shl_i64(int64_t arg1, int64_t arg2)
-{
-    return arg1 << arg2;
-}
-
-int64_t tcg_helper_shr_i64(int64_t arg1, int64_t arg2)
-{
-    return (uint64_t)arg1 >> arg2;
-}
-
-int64_t tcg_helper_sar_i64(int64_t arg1, int64_t arg2)
-{
-    return arg1 >> arg2;
-}
-
-int64_t tcg_helper_div_i64(int64_t arg1, int64_t arg2)
-{
-    return arg1 / arg2;
-}
-
-int64_t tcg_helper_rem_i64(int64_t arg1, int64_t arg2)
-{
-    return arg1 % arg2;
-}
-
-uint64_t tcg_helper_divu_i64(uint64_t arg1, uint64_t arg2)
-{
-    return arg1 / arg2;
-}
-
-uint64_t tcg_helper_remu_i64(uint64_t arg1, uint64_t arg2)
-{
-    return arg1 % arg2;
-}
diff --git a/tcg/tcg-runtime.h b/tcg/tcg-runtime.h
new file mode 100644
index 0000000..e750cc1
--- /dev/null
+++ b/tcg/tcg-runtime.h
@@ -0,0 +1,13 @@
+#ifndef TCG_RUNTIME_H
+#define TCG_RUNTIME_H
+
+/* tcg-runtime.c */
+int64_t tcg_helper_shl_i64(int64_t arg1, int64_t arg2);
+int64_t tcg_helper_shr_i64(int64_t arg1, int64_t arg2);
+int64_t tcg_helper_sar_i64(int64_t arg1, int64_t arg2);
+int64_t tcg_helper_div_i64(int64_t arg1, int64_t arg2);
+int64_t tcg_helper_rem_i64(int64_t arg1, int64_t arg2);
+uint64_t tcg_helper_divu_i64(uint64_t arg1, uint64_t arg2);
+uint64_t tcg_helper_remu_i64(uint64_t arg1, uint64_t arg2);
+
+#endif
diff --git a/tcg/tcg.h b/tcg/tcg.h
index 35e6aeb..4304e2a 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -23,6 +23,7 @@
  */
 #include "qemu-common.h"
 #include "tcg-target.h"
+#include "tcg-runtime.h"
 
 #if TCG_TARGET_REG_BITS == 32
 typedef int32_t tcg_target_long;
@@ -455,15 +456,6 @@
 const TCGArg *tcg_gen_code_op(TCGContext *s, int opc, const TCGArg *args1,
                               unsigned int dead_iargs);
 
-/* tcg-runtime.c */
-int64_t tcg_helper_shl_i64(int64_t arg1, int64_t arg2);
-int64_t tcg_helper_shr_i64(int64_t arg1, int64_t arg2);
-int64_t tcg_helper_sar_i64(int64_t arg1, int64_t arg2);
-int64_t tcg_helper_div_i64(int64_t arg1, int64_t arg2);
-int64_t tcg_helper_rem_i64(int64_t arg1, int64_t arg2);
-uint64_t tcg_helper_divu_i64(uint64_t arg1, uint64_t arg2);
-uint64_t tcg_helper_remu_i64(uint64_t arg1, uint64_t arg2);
-
 extern uint8_t code_gen_prologue[];
 #if defined(_ARCH_PPC) && !defined(_ARCH_PPC64)
 #define tcg_qemu_tb_exec(tb_ptr) \