Move a private x86-64 header file out of the limelight.

Currently this is on everyone's include path and is getting exported
via the NDK.

Change-Id: Ia417839fb65c7e0afddcd9fae3438665dae8e752

1 files changed, 0 insertions, 65 deletions

diff --git a/libc/arch-x86_64/include/machine/fpu.h b/libc/arch-x86_64/include/machine/fpu.h
deleted file mode 100644
index bda8f05..0000000
--- a/libc/arch-x86_64/include/machine/fpu.h
+++ /dev/null
@@ -1,65 +0,0 @@
-/*	$OpenBSD: fpu.h,v 1.9 2011/03/23 16:54:34 pirofti Exp $	*/
-/*	$NetBSD: fpu.h,v 1.1 2003/04/26 18:39:40 fvdl Exp $	*/
-
-#ifndef	_MACHINE_FPU_H_
-#define	_MACHINE_FPU_H_
-
-#include <sys/types.h>
-
-/*
- * amd64 only uses the extended save/restore format used
- * by fxsave/fsrestore, to always deal with the SSE registers,
- * which are part of the ABI to pass floating point values.
- * Must be stored in memory on a 16-byte boundary.
- */
-
-struct fxsave64 {
-	u_int16_t  fx_fcw;
-	u_int16_t  fx_fsw;
-	u_int8_t   fx_ftw;
-	u_int8_t   fx_unused1;
-	u_int16_t  fx_fop;
-	u_int64_t  fx_rip;
-	u_int64_t  fx_rdp;
-	u_int32_t  fx_mxcsr;
-	u_int32_t  fx_mxcsr_mask;
-	u_int64_t  fx_st[8][2];   /* 8 normal FP regs */
-	u_int64_t  fx_xmm[16][2]; /* 16 SSE2 registers */
-	u_int8_t   fx_unused3[96];
-} __packed;
-
-struct savefpu {
-	struct fxsave64 fp_fxsave;	/* see above */
-	u_int16_t fp_ex_sw;		/* saved status from last exception */
-	u_int16_t fp_ex_tw;		/* saved tag from last exception */
-};
-
-/*
- * The i387 defaults to Intel extended precision mode and round to nearest,
- * with all exceptions masked.
- */
-#define	__INITIAL_NPXCW__	0x037f
-#define __INITIAL_MXCSR__ 	0x1f80
-#define __INITIAL_MXCSR_MASK__	0xffbf
-
-#ifdef _KERNEL
-/*
- * XXX
- */
-struct trapframe;
-struct cpu_info;
-
-extern uint32_t	fpu_mxcsr_mask;
-
-void fpuinit(struct cpu_info *);
-void fpudrop(void);
-void fpudiscard(struct proc *);
-void fputrap(struct trapframe *);
-void fpusave_proc(struct proc *, int);
-void fpusave_cpu(struct cpu_info *, int);
-void fpu_kernel_enter(void);
-void fpu_kernel_exit(void);
-
-#endif
-
-#endif /* _MACHINE_FPU_H_ */