xnu-1228.0.2.tar.gz

[apple/xnu.git] / osfmk / i386 / fpu.h

diff --git a/osfmk/i386/fpu.h b/osfmk/i386/fpu.h
index 7979b66fa89c619a41f5d20b46b62477f447bb61..cd0b7890635ed9a364480035e3c65ec1e4d7877d 100644 (file)
--- a/osfmk/i386/fpu.h
+++ b/osfmk/i386/fpu.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -54,9 +54,6 @@
  * the rights to redistribute these changes.
  */
 
-/*
- */
-
 #ifndef        _I386_FPU_H_
 #define        _I386_FPU_H_
 
@@ -107,9 +104,8 @@ extern void         fxrstor64(struct x86_fx_save *);
 #define        fldcw(control) \
        __asm__ volatile("fldcw %0" : : "m" (*(unsigned short *) &(control)) )
 
-extern unsigned short          fnstsw(void);
-
-extern __inline__ unsigned short fnstsw(void)
+static inline unsigned short
+fnstsw(void)
 {
        unsigned short status;
        __asm__ volatile("fnstsw %0" : "=ma" (status));
@@ -158,6 +154,7 @@ static inline void fpu_save_context(thread_t thread)
                clear_ts();
                /* registers are in FPU - save to memory */
                ifps->fp_valid = TRUE;
+
                if (!thread_is_64bit(thread) || is_saved_state32(thread->machine.pcb->iss)) {
                        /* save the compatibility/legacy mode XMM+x87 state */
                        fxsave(&ifps->fx_save_state);