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0.9.18.2: Win32 exceptions
[sbcl.git]
/
src
/
runtime
/
x86-64-arch.h
diff --git
a/src/runtime/x86-64-arch.h
b/src/runtime/x86-64-arch.h
index
83e08fb
..
2085503
100644
(file)
--- a/
src/runtime/x86-64-arch.h
+++ b/
src/runtime/x86-64-arch.h
@@
-16,21
+16,21
@@
* here? (The answer wasn't obvious to me when merging the
* architecture-abstracting patches for CSR's SPARC port. -- WHN 2002-02-15) */
* here? (The answer wasn't obvious to me when merging the
* architecture-abstracting patches for CSR's SPARC port. -- WHN 2002-02-15) */
-extern never_returns lose(char *fmt, ...);
+#include "interr.h"
-static inline void
+static inline void
get_spinlock(volatile lispobj *word,long value)
{
#ifdef LISP_FEATURE_SB_THREAD
u64 rax=0;
get_spinlock(volatile lispobj *word,long value)
{
#ifdef LISP_FEATURE_SB_THREAD
u64 rax=0;
- if(*word==value)
- lose("recursive get_spinlock: 0x%x,%ld\n",word,value);
+ if(*word==value)
+ lose("recursive get_spinlock: 0x%x,%ld\n",word,value);
do {
do {
- asm ("xor %0,%0\n\
- lock cmpxchg %1,%2"
- : "=a" (rax)
- : "r" (value), "m" (*word)
- : "memory", "cc");
+ asm ("xor %0,%0\n\
+ lock cmpxchg %1,%2"
+ : "=a" (rax)
+ : "r" (value), "m" (*word)
+ : "memory", "cc");
} while(rax!=0);
#else
*word=value;
} while(rax!=0);
#else
*word=value;
@@
-43,4
+43,15
@@
release_spinlock(volatile lispobj *word)
*word=0;
}
*word=0;
}
+static inline lispobj
+swap_lispobjs(volatile lispobj *dest, lispobj value)
+{
+ lispobj old_value;
+ asm ("lock xchg %0,(%1)"
+ : "=r" (old_value)
+ : "r" (dest), "0" (value)
+ : "memory");
+ return old_value;
+}
+
#endif /* _X86_64_ARCH_H */
#endif /* _X86_64_ARCH_H */