diff options
author | Peter Maydell <peter.maydell@linaro.org> | 2015-08-19 16:20:19 +0100 |
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committer | Peter Maydell <peter.maydell@linaro.org> | 2015-08-19 16:29:53 +0100 |
commit | 4912086865083a008f4fb73173fd0ddf2206c4d9 (patch) | |
tree | 673cfd5a7fd403cc5c82fec8c043b2304b0c356e | |
parent | 71baf787d8fa2a5d186f22d8154069fd212be37f (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.h | 47 | ||||
-rw-r--r-- | include/qemu/osdep.h | 48 |
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); |