backout 5876 sys/regset.h pollutes name space

backout commit 21227944c2bcc086121a5428f3f9d2496ba646f5.

1 files changed, 0 insertions, 191 deletions

diff --git a/usr/src/uts/intel/sys/mcontext.h b/usr/src/uts/intel/sys/mcontext.h
deleted file mode 100644
index 23d0aba364..0000000000
--- a/usr/src/uts/intel/sys/mcontext.h
+++ /dev/null
@@ -1,191 +0,0 @@
-/*
- * CDDL HEADER START
- *
- * The contents of this file are subject to the terms of the
- * Common Development and Distribution License (the "License").
- * You may not use this file except in compliance with the License.
- *
- * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
- * or http://www.opensolaris.org/os/licensing.
- * See the License for the specific language governing permissions
- * and limitations under the License.
- *
- * When distributing Covered Code, include this CDDL HEADER in each
- * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
- * If applicable, add the following below this CDDL HEADER, with the
- * fields enclosed by brackets "[]" replaced with your own identifying
- * information: Portions Copyright [yyyy] [name of copyright owner]
- *
- * CDDL HEADER END
- */
-/*
- * Copyright 2015 Nexenta Systems, Inc.  All rights reserved.
- *
- * Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
- */
-/*	Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */
-
-/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T		*/
-/*	All Rights Reserved	*/
-
-/*
- * Essential struct definitions for mcontext_t needed by ucontext.h
- * These were formerly in regset.h, which now includes this file.
- */
-
-#ifndef	_SYS_MCONTEXT_H
-#define	_SYS_MCONTEXT_H
-
-#include <sys/feature_tests.h>
-
-#if !defined(_ASM)
-#include <sys/types.h>
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/*
- * A gregset_t is defined as an array type for compatibility with the reference
- * source. This is important due to differences in the way the C language
- * treats arrays and structures as parameters.
- */
-#if defined(__amd64)
-#define	_NGREG	28
-#else
-#define	_NGREG	19
-#endif
-
-#if !defined(_ASM)
-
-#if defined(_LP64) || defined(_I32LPx)
-typedef long	greg_t;
-#else
-typedef int	greg_t;
-#endif
-
-#if defined(_SYSCALL32)
-
-typedef int32_t greg32_t;
-typedef int64_t	greg64_t;
-
-#endif	/* _SYSCALL32 */
-
-typedef greg_t	gregset_t[_NGREG];
-
-#if defined(_SYSCALL32)
-
-#define	_NGREG32	19
-#define	_NGREG64	28
-
-typedef greg32_t gregset32_t[_NGREG32];
-typedef	greg64_t gregset64_t[_NGREG64];
-
-#endif	/* _SYSCALL32 */
-
-/*
- * Floating point definitions.
- */
-
-#if defined(__amd64)
-
-typedef struct _fpu {
-	union {
-		struct _fpchip_state {
-			uint16_t cw;
-			uint16_t sw;
-			uint8_t  fctw;
-			uint8_t  __fx_rsvd;
-			uint16_t fop;
-			uint64_t rip;
-			uint64_t rdp;
-			uint32_t mxcsr;
-			uint32_t mxcsr_mask;
-			union {
-				uint16_t fpr_16[5];
-				upad128_t __fpr_pad;
-			} st[8];
-			upad128_t xmm[16];
-			upad128_t __fx_ign2[6];
-			uint32_t status;	/* sw at exception */
-			uint32_t xstatus;	/* mxcsr at exception */
-		} fpchip_state;
-		uint32_t	f_fpregs[130];
-	} fp_reg_set;
-} fpregset_t;
-
-#else	/* __i386 */
-
-/*
- * This definition of the floating point structure is binary
- * compatible with the Intel386 psABI definition, and source
- * compatible with that specification for x87-style floating point.
- * It also allows SSE/SSE2 state to be accessed on machines that
- * possess such hardware capabilities.
- */
-typedef struct _fpu {
-	union {
-		struct _fpchip_state {
-			uint32_t state[27];	/* 287/387 saved state */
-			uint32_t status;	/* saved at exception */
-			uint32_t mxcsr;		/* SSE control and status */
-			uint32_t xstatus;	/* SSE mxcsr at exception */
-			uint32_t __pad[2];	/* align to 128-bits */
-			upad128_t xmm[8];	/* %xmm0-%xmm7 */
-		} fpchip_state;
-		struct _fp_emul_space {		/* for emulator(s) */
-			uint8_t	fp_emul[246];
-			uint8_t	fp_epad[2];
-		} fp_emul_space;
-		uint32_t	f_fpregs[95];	/* union of the above */
-	} fp_reg_set;
-} fpregset_t;
-
-#endif	/* __i386 */
-
-#if defined(_SYSCALL32)
-
-/* Kernel view of user i386 fpu structure */
-
-typedef struct fpu32 {
-	union {
-		struct fpchip32_state {
-			uint32_t state[27];	/* 287/387 saved state */
-			uint32_t status;	/* saved at exception */
-			uint32_t mxcsr;		/* SSE control and status */
-			uint32_t xstatus;	/* SSE mxcsr at exception */
-			uint32_t __pad[2];	/* align to 128-bits */
-			uint32_t xmm[8][4];	/* %xmm0-%xmm7 */
-		} fpchip_state;
-		uint32_t	f_fpregs[95];	/* union of the above */
-	} fp_reg_set;
-} fpregset32_t;
-
-#endif	/* _SYSCALL32 */
-
-/*
- * Structure mcontext defines the complete hardware machine state.
- * (This structure is specified in the i386 ABI suppl.)
- */
-typedef struct {
-	gregset_t	gregs;		/* general register set */
-	fpregset_t	fpregs;		/* floating point register set */
-} mcontext_t;
-
-#if defined(_SYSCALL32)
-
-typedef struct {
-	gregset32_t	gregs;		/* general register set */
-	fpregset32_t	fpregs;		/* floating point register set */
-} mcontext32_t;
-
-#endif	/* _SYSCALL32 */
-
-#endif	/* _ASM */
-
-#ifdef	__cplusplus
-}
-#endif
-
-#endif	/* _SYS_MCONTEXT_H */