X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/060df5ea7c632b1ac8cc8aac1fb59758165c2084..9d749ea394c01276fa19e397e70f46858e849c76:/osfmk/i386/fpu.h

diff --git a/osfmk/i386/fpu.h b/osfmk/i386/fpu.h
index a606aab41..84a03460d 100644
--- a/osfmk/i386/fpu.h
+++ b/osfmk/i386/fpu.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2012 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -61,19 +61,33 @@
  * Macro definitions for routines to manipulate the
  * floating-point processor.
  */
-#include <kern/thread.h>
 #include <kern/kern_types.h>
 #include <mach/i386/kern_return.h>
 #include <mach/i386/thread_status.h>
 #include <i386/proc_reg.h>
-#include <i386/thread.h>
 
-extern int		fp_kind;
+typedef	enum {
+		FXSAVE32 = 1,
+		FXSAVE64 = 2,
+		XSAVE32  = 3,
+		XSAVE64  = 4,
+		FP_UNUSED = 5
+	} fp_save_layout_t;
+
+typedef enum {
+	UNDEFINED,
+	FP,
+	AVX,
+#if !defined(RC_HIDE_XNU_J137)
+	AVX512
+#endif
+} xstate_t;
 
 extern void		init_fpu(void);
 extern void		fpu_module_init(void);
 extern void		fpu_free(
-				void	* fps);
+				thread_t	thr_act,
+				void		*fps);
 extern kern_return_t	fpu_set_fxstate(
 				thread_t	thr_act,
 				thread_state_t	state,
@@ -91,12 +105,17 @@ extern void		fpexterrflt(void);
 extern void		fpSSEexterrflt(void);
 extern void		fpflush(thread_t);
 extern void		fp_setvalid(boolean_t);
-#ifdef __i386__
-extern void		fxsave64(struct x86_fx_thread_state *);
-extern void		fxrstor64(struct x86_fx_thread_state *);
-#endif
 
-extern void clear_fpu(void);
-extern void fpu_save_context(thread_t thread);
+extern void		clear_fpu(void);
+extern void		fpu_switch_context(
+				thread_t	old,
+				thread_t	new);
+extern void		fpu_switch_addrmode(
+				thread_t	thread,
+				boolean_t	is_64bit);
+
+extern xstate_t		fpu_default;
+extern xstate_t		current_xstate(void);
+extern void		fpUDflt(user_addr_t rip);
 
 #endif	/* _I386_FPU_H_ */