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authorPeter Maydell <peter.maydell@linaro.org>2015-08-19 16:20:19 +0100
committerPeter Maydell <peter.maydell@linaro.org>2015-08-19 16:29:53 +0100
commit4912086865083a008f4fb73173fd0ddf2206c4d9 (patch)
tree673cfd5a7fd403cc5c82fec8c043b2304b0c356e
parent71baf787d8fa2a5d186f22d8154069fd212be37f (diff)
osdep.h: Move some compiler-specific things to compiler.h
osdep.h has a few things which are really compiler specific; move them to compiler.h, and include compiler.h from osdep.h. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Daniel P. Berrange <berrange@redhat.com>
-rw-r--r--include/qemu/compiler.h47
-rw-r--r--include/qemu/osdep.h48
2 files changed, 48 insertions, 47 deletions
diff --git a/include/qemu/compiler.h b/include/qemu/compiler.h
index df9dd514f1..bdc9a608a3 100644
--- a/include/qemu/compiler.h
+++ b/include/qemu/compiler.h
@@ -42,6 +42,53 @@
# define QEMU_PACKED __attribute__((packed))
#endif
+#ifndef glue
+#define xglue(x, y) x ## y
+#define glue(x, y) xglue(x, y)
+#define stringify(s) tostring(s)
+#define tostring(s) #s
+#endif
+
+#ifndef likely
+#if __GNUC__ < 3
+#define __builtin_expect(x, n) (x)
+#endif
+
+#define likely(x) __builtin_expect(!!(x), 1)
+#define unlikely(x) __builtin_expect(!!(x), 0)
+#endif
+
+#ifndef container_of
+#define container_of(ptr, type, member) ({ \
+ const typeof(((type *) 0)->member) *__mptr = (ptr); \
+ (type *) ((char *) __mptr - offsetof(type, member));})
+#endif
+
+/* Convert from a base type to a parent type, with compile time checking. */
+#ifdef __GNUC__
+#define DO_UPCAST(type, field, dev) ( __extension__ ( { \
+ char __attribute__((unused)) offset_must_be_zero[ \
+ -offsetof(type, field)]; \
+ container_of(dev, type, field);}))
+#else
+#define DO_UPCAST(type, field, dev) container_of(dev, type, field)
+#endif
+
+#define typeof_field(type, field) typeof(((type *)0)->field)
+#define type_check(t1,t2) ((t1*)0 - (t2*)0)
+
+#ifndef always_inline
+#if !((__GNUC__ < 3) || defined(__APPLE__))
+#ifdef __OPTIMIZE__
+#undef inline
+#define inline __attribute__ (( always_inline )) __inline__
+#endif
+#endif
+#else
+#undef inline
+#define inline always_inline
+#endif
+
#define cat(x,y) x ## y
#define cat2(x,y) cat(x,y)
#define QEMU_BUILD_BUG_ON(x) \
diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h
index e9b8b92f4f..4ae2c64fa7 100644
--- a/include/qemu/osdep.h
+++ b/include/qemu/osdep.h
@@ -2,6 +2,7 @@
#define QEMU_OSDEP_H
#include "config-host.h"
+#include "qemu/compiler.h"
#include <stdarg.h>
#include <stddef.h>
#include <stdbool.h>
@@ -27,41 +28,6 @@ typedef unsigned int uint_fast16_t;
typedef signed int int_fast16_t;
#endif
-#ifndef glue
-#define xglue(x, y) x ## y
-#define glue(x, y) xglue(x, y)
-#define stringify(s) tostring(s)
-#define tostring(s) #s
-#endif
-
-#ifndef likely
-#if __GNUC__ < 3
-#define __builtin_expect(x, n) (x)
-#endif
-
-#define likely(x) __builtin_expect(!!(x), 1)
-#define unlikely(x) __builtin_expect(!!(x), 0)
-#endif
-
-#ifndef container_of
-#define container_of(ptr, type, member) ({ \
- const typeof(((type *) 0)->member) *__mptr = (ptr); \
- (type *) ((char *) __mptr - offsetof(type, member));})
-#endif
-
-/* Convert from a base type to a parent type, with compile time checking. */
-#ifdef __GNUC__
-#define DO_UPCAST(type, field, dev) ( __extension__ ( { \
- char __attribute__((unused)) offset_must_be_zero[ \
- -offsetof(type, field)]; \
- container_of(dev, type, field);}))
-#else
-#define DO_UPCAST(type, field, dev) container_of(dev, type, field)
-#endif
-
-#define typeof_field(type, field) typeof(((type *)0)->field)
-#define type_check(t1,t2) ((t1*)0 - (t2*)0)
-
#ifndef MIN
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
#endif
@@ -87,18 +53,6 @@ typedef signed int int_fast16_t;
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
#endif
-#ifndef always_inline
-#if !((__GNUC__ < 3) || defined(__APPLE__))
-#ifdef __OPTIMIZE__
-#undef inline
-#define inline __attribute__ (( always_inline )) __inline__
-#endif
-#endif
-#else
-#undef inline
-#define inline always_inline
-#endif
-
int qemu_daemon(int nochdir, int noclose);
void *qemu_try_memalign(size_t alignment, size_t size);
void *qemu_memalign(size_t alignment, size_t size);