Merge branch 'master'

[linux-2.6-block.git] / include / asm-xtensa / system.h

diff --git a/include/asm-xtensa/system.h b/include/asm-xtensa/system.h
index f09393232e5e9c58dad7c84258f076b1d3414933..b29f7ae6a08ae5a872be5ca443844a4f01dd7362 100644 (file)
--- a/include/asm-xtensa/system.h
+++ b/include/asm-xtensa/system.h
@@ -111,8 +111,6 @@ extern void *_switch_to(void *last, void *next);
 
 #endif /* __ASSEMBLY__ */
 
-#define prepare_to_switch()    do { } while(0)
-
 #define switch_to(prev,next,last)              \
 do {                                           \
        clear_cpenable();                       \
@@ -189,20 +187,6 @@ static inline unsigned long xchg_u32(volatile int * m, unsigned long val)
 
 #define tas(ptr) (xchg((ptr),1))
 
-#if ( __XCC__ == 1 )
-
-/* xt-xcc processes __inline__ differently than xt-gcc and decides to
- * insert an out-of-line copy of function __xchg.  This presents the
- * unresolved symbol at link time of __xchg_called_with_bad_pointer,
- * even though such a function would never be called at run-time.
- * xt-gcc always inlines __xchg, and optimizes away the undefined
- * bad_pointer function.
- */
-
-#define xchg(ptr,x) xchg_u32(ptr,x)
-
-#else  /* assume xt-gcc */
-
 #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
 
 /*
@@ -224,8 +208,6 @@ __xchg(unsigned long x, volatile void * ptr, int size)
        return x;
 }
 
-#endif
-
 extern void set_except_vector(int n, void *addr);
 
 static inline void spill_registers(void)