d708163f7f
before (old gdb support on sparc did not use this). Pointed out by Christian Limpach.
96 lines
3.7 KiB
C
96 lines
3.7 KiB
C
/* $NetBSD: pthread_md.h,v 1.3 2003/11/10 07:52:52 martin Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 2002 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the NetBSD
|
|
* Foundation, Inc. and its contributors.
|
|
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef _LIB_PTHREAD_SPARC_MD_H
|
|
#define _LIB_PTHREAD_SPARC_MD_H
|
|
|
|
/*
|
|
* pthread__sp used for identifying thread
|
|
*/
|
|
static __inline long
|
|
pthread__sp(void)
|
|
{
|
|
long ret;
|
|
|
|
__asm("mov %%sp, %0" : "=r" (ret));
|
|
|
|
return ret;
|
|
}
|
|
|
|
#define pthread__uc_sp(ucp) ((ucp)->uc_mcontext.__gregs[_REG_O6])
|
|
#define pthread__uc_pc(ucp) ((ucp)->uc_mcontext.__gregs[_REG_PC])
|
|
|
|
#define STACKSPACE 96 /* min stack frame XXX */
|
|
|
|
/*
|
|
* Conversions between struct reg and struct mcontext. Used by
|
|
* libpthread_dbg.
|
|
* XXX macros
|
|
*/
|
|
|
|
#define PTHREAD_UCONTEXT_TO_REG(reg, uc) do { \
|
|
memcpy((reg), &(uc)->uc_mcontext.__gregs, \
|
|
(_REG_Y+1)*sizeof(__greg_t)); \
|
|
(reg)->r_global[0] = 0; \
|
|
memcpy(&(reg)->r_global[1], &(uc)->uc_mcontext.__gregs[_REG_G1],\
|
|
(_REG_O7-_REG_G1+1)*sizeof(__greg_t)); \
|
|
} while (/*CONSTCOND*/0)
|
|
|
|
#define PTHREAD_REG_TO_UCONTEXT(uc, reg) do { \
|
|
memcpy(&(uc)->uc_mcontext.__gregs, (reg), \
|
|
(_REG_Y+1)*sizeof(__greg_t)); \
|
|
(uc)->uc_mcontext.__gregs[_REG_Y] = (reg)->r_y; \
|
|
memcpy(&(uc)->uc_mcontext.__gregs[_REG_G1], &(reg)->r_global[1],\
|
|
(_REG_O7-_REG_G1+1)*sizeof(__greg_t)); \
|
|
(uc)->uc_flags = ((uc)->uc_flags | _UC_CPU) & ~_UC_USER; \
|
|
} while (/*CONSTCOND*/0)
|
|
|
|
#define PTHREAD_UCONTEXT_TO_FPREG(freg, uc) do { \
|
|
memcpy((freg)->fr_regs, \
|
|
&(uc)->uc_mcontext.__fpregs.__fpu_fr.__fpu_regs, \
|
|
32*sizeof(u_int)); \
|
|
(freg)->fr_fsr = (uc)->uc_mcontext.__fpregs.__fpu_fsr; \
|
|
} while (/*CONSTCOND*/0)
|
|
|
|
#define PTHREAD_FPREG_TO_UCONTEXT(uc, freg) do { \
|
|
memcpy(&(uc)->uc_mcontext.__fpregs.__fpu_fr.__fpu_regs, \
|
|
(freg)->fr_regs, \
|
|
32*sizeof(u_int)); \
|
|
(uc)->uc_mcontext.__fpregs.__fpu_fsr = (freg)->fr_fsr; \
|
|
(uc)->uc_flags = ((uc)->uc_flags | _UC_FPU) & ~_UC_USER; \
|
|
} while (/*CONSTCOND*/0)
|
|
|
|
#endif /* _LIB_PTHREAD_SPARC_MD_H */
|