diff options
Diffstat (limited to 'usr/src/lib/libbc/libc/sys/common/ucontext.h')
| -rw-r--r-- | usr/src/lib/libbc/libc/sys/common/ucontext.h | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/usr/src/lib/libbc/libc/sys/common/ucontext.h b/usr/src/lib/libbc/libc/sys/common/ucontext.h deleted file mode 100644 index 8f2243d85e..0000000000 --- a/usr/src/lib/libbc/libc/sys/common/ucontext.h +++ /dev/null @@ -1,141 +0,0 @@ -/* - * CDDL HEADER START - * - * The contents of this file are subject to the terms of the - * Common Development and Distribution License, Version 1.0 only - * (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 2004 Sun Microsystems, Inc. All rights reserved. - * Use is subject to license terms. - */ - -#pragma ident "%Z%%M% %I% %E% SMI" - -/* - * This file contains all the type definitions necessary to - * define the equivalent of SVR4 struct ucontext. - */ - -/* Definition for alternate stack */ -typedef struct sigaltstack { - char *ss_sp; - int ss_size; - int ss_flags; -} stack_t; - -/* Register window */ -struct rwindow { - int rw_local[8]; /* locals */ - int rw_in[8]; /* ins */ -}; - -#define SPARC_MAXREGWINDOW 31 /* max windows in SPARC arch. */ - -struct gwindows { - int wbcnt; - int *spbuf[SPARC_MAXREGWINDOW]; - struct rwindow wbuf[SPARC_MAXREGWINDOW]; -}; - -typedef struct gwindows gwindows_t; - -/* Floating point registers */ -struct fpq { - unsigned long *fpq_addr; /* address */ - unsigned long fpq_instr; /* instruction */ -}; - -struct fq { - union { /* FPU inst/addr queue */ - double whole; - struct fpq fpq; - } FQu; -}; - -struct fpu { - union { /* FPU floating point regs */ - unsigned fpu_regs[32]; /* 32 singles */ - double fpu_dregs[16]; /* 16 doubles */ - } fpu_fr; - struct fq *fpu_q; /* ptr to array of FQ entries */ - unsigned fpu_fsr; /* FPU status register */ - unsigned char fpu_qcnt; /* # of entries in saved FQ */ - unsigned char fpu_q_entrysize; /* # of bytes per FQ entry */ - unsigned char fpu_en; /* flag signifying fpu in use */ -}; - -typedef struct fpu fpregset_t; - -/* Register set */ -#define NGREG 19 - -typedef int gregset_t[NGREG]; - -typedef struct mcontext{ - gregset_t gregs; /* general register set */ - gwindows_t *gwins; /* POSSIBLE pointer to register windows */ - fpregset_t fpregs; /* floating point register set */ - long filler[21]; -} mcontext_t; - - -typedef struct ucontext{ - unsigned long uc_flags; - struct ucontext *uc_link; - unsigned long uc_sigmask[4]; - stack_t uc_stack; - mcontext_t uc_mcontext; - long uc_filler[23]; -} ucontext_t; - - - -/* The following is needed by the setjmp/longjmp routines */ - -#define _ABI_JBLEN 12 /* _JBLEN from base */ - -/* - * The following structure MUST match the ABI size specifier _SIGJBLEN. - * This is 19 (words). The ABI value for _JBLEN is 12 (words). - * A sigset_t is 16 bytes and a stack_t is 12 bytes. The layout must - * match sigjmp_struct_t, defined in usr/src/lib/libc/inc/sigjmp_struct.h - */ -typedef struct setjmp_struct_t { - int sjs_flags; /* JBUF[ 0] */ - int sjs_sp; /* JBUF[ 1] */ - int sjs_pc; /* JBUF[ 2] */ - int sjs_fp; /* JBUF[ 3] */ - int sjs_i7; /* JBUF[ 4] */ - void *sjs_uclink; - unsigned long sjs_pad[_ABI_JBLEN - 6]; - unsigned long sjs_sigmask[4]; - stack_t sjs_stack; -} setjmp_struct_t; - -typedef struct o_setjmp_struct_t { - int sjs_flags; /* JBUF[ 0] */ - int sjs_sp; /* JBUF[ 1] */ - int sjs_pc; /* JBUF[ 2] */ - unsigned long sjs_sigmask[3]; - stack_t sjs_stack; -} o_setjmp_struct_t; - -#define JB_SAVEMASK 0x1 -#define UC_SIGMASK 001 -#define UC_STACK 002 - |