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* sysdeps/unix/sysv/linux/mips/profil-counter: New. * sysdeps/unix/sysv/linux/mips/sigcontextinfo.h: Port to n32/n64. * sysdeps/unix/sysv/linux/mips/bits/sigcontext.h: New. * sysdeps/unix/sysv/linux/mips/sys/ucontext.h: Port to n32/n64. (mcontext_t): Make it match the 32-bit mips kernel in o32. * sysdeps/unix/sysv/linux/mips/sys/user.h: Bring in constants from the mips and mips64 headers. (struct user): Port to n32/n64.
2003-04-13 Alexandre Oliva <aoliva@redhat.com> * sysdeps/unix/sysv/linux/mips/profil-counter: New. * sysdeps/unix/sysv/linux/mips/sigcontextinfo.h: Port to n32/n64. * sysdeps/unix/sysv/linux/mips/bits/sigcontext.h: New. * sysdeps/unix/sysv/linux/mips/sys/ucontext.h: Port to n32/n64. (mcontext_t): Make it match the 32-bit mips kernel in o32. * sysdeps/unix/sysv/linux/mips/sys/user.h: Bring in constants from the mips and mips64 headers. (struct user): Port to n32/n64.
This commit is contained in:
Alexandre Oliva
parent
ad2be8527a
commit
6a1aff6912
11
ChangeLog
11
ChangeLog
@ -1,3 +1,14 @@
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2003-04-13 Alexandre Oliva <aoliva@redhat.com>
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* sysdeps/unix/sysv/linux/mips/profil-counter: New.
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* sysdeps/unix/sysv/linux/mips/sigcontextinfo.h: Port to n32/n64.
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* sysdeps/unix/sysv/linux/mips/bits/sigcontext.h: New.
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* sysdeps/unix/sysv/linux/mips/sys/ucontext.h: Port to n32/n64.
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(mcontext_t): Make it match the 32-bit mips kernel in o32.
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* sysdeps/unix/sysv/linux/mips/sys/user.h: Bring in constants from
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the mips and mips64 headers.
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(struct user): Port to n32/n64.
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2003-04-12 Ulrich Drepper <drepper@redhat.com>
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* sysdeps/generic/dl-tls.c (_dl_allocate_tls_init): Add cast to
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103
sysdeps/unix/sysv/linux/mips/bits/sigcontext.h
Normal file
103
sysdeps/unix/sysv/linux/mips/bits/sigcontext.h
Normal file
@ -0,0 +1,103 @@
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/* Copyright (C) 1996, 1997, 1998, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H
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# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
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#endif
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#ifndef sigcontext_struct
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/* Kernel headers before 2.1.1 define a struct sigcontext_struct, but
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we need sigcontext. */
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# define sigcontext_struct sigcontext
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/* # include <asm/sigcontext.h> */
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/* Instead of including the kernel header, that will vary depending on
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whether the 32- or the 64-bit kernel is installed, we paste the
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contents here. In case you're wondering about the different
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licenses, the fact that the file is pasted, instead of included,
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doesn't really make any difference for the program that includes
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this header. */
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#if _MIPS_SIM == _MIPS_SIM_ABI32
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/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1996, 1997, 2000 by Ralf Baechle
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*/
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#ifndef _ASM_SIGCONTEXT_H
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#define _ASM_SIGCONTEXT_H
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/*
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* Keep this struct definition in sync with the sigcontext fragment
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* in arch/mips/tools/offset.c
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*/
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struct sigcontext {
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unsigned int sc_regmask; /* Unused */
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unsigned int sc_status;
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unsigned long long sc_pc;
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unsigned long long sc_regs[32];
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unsigned long long sc_fpregs[32];
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unsigned int sc_ownedfp; /* Unused */
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unsigned int sc_fpc_csr;
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unsigned int sc_fpc_eir; /* Unused */
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unsigned int sc_used_math;
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unsigned int sc_ssflags; /* Unused */
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unsigned long long sc_mdhi;
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unsigned long long sc_mdlo;
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unsigned int sc_cause; /* Unused */
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unsigned int sc_badvaddr; /* Unused */
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unsigned long sc_sigset[4]; /* kernel's sigset_t */
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};
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#endif /* _ASM_SIGCONTEXT_H */
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#else /* _MIPS_SIM != _MIPS_SIM_ABI32 */
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/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1996, 1997, 1999 by Ralf Baechle
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* Copyright (C) 1999 Silicon Graphics, Inc.
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*/
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#ifndef _ASM_SIGCONTEXT_H
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#define _ASM_SIGCONTEXT_H
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/*
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* Keep this struct definition in sync with the sigcontext fragment
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* in arch/mips/tools/offset.c
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*/
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struct sigcontext {
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unsigned long long sc_regs[32];
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unsigned long long sc_fpregs[32];
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unsigned long long sc_mdhi;
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unsigned long long sc_mdlo;
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unsigned long long sc_pc;
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unsigned int sc_status;
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unsigned int sc_fpc_csr;
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unsigned int sc_fpc_eir;
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unsigned int sc_used_math;
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unsigned int sc_cause;
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unsigned int sc_badvaddr;
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};
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#endif /* _ASM_SIGCONTEXT_H */
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#endif /* _MIPS_SIM != _MIPS_SIM_ABI32 */
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#endif
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2
sysdeps/unix/sysv/linux/mips/profil-counter.h
Normal file
2
sysdeps/unix/sysv/linux/mips/profil-counter.h
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@ -0,0 +1,2 @@
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/* We can use the ix86 version. */
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#include <sysdeps/unix/sysv/linux/i386/profil-counter.h>
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@ -1,4 +1,4 @@
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/* Copyright (C) 2000, 2001 Free Software Foundation, Inc.
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/* Copyright (C) 2000, 2001, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Andreas Jaeger <aj@suse.de>, 2000.
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@ -18,6 +18,8 @@
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02111-1307 USA. */
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#if _MIPS_SIM == _MIPS_SIM_ABI32
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#define SIGCONTEXT unsigned long _code, struct sigcontext *
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#define SIGCONTEXT_EXTRA_ARGS _code,
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#define GET_PC(ctx) ((void *) ctx->sc_pc)
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@ -25,3 +27,15 @@
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#define GET_STACK(ctx) ((void *) ctx->sc_regs[29])
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#define CALL_SIGHANDLER(handler, signo, ctx) \
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(handler)((signo), SIGCONTEXT_EXTRA_ARGS (ctx))
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#else
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#define SIGCONTEXT unsigned long _code, ucontext_t *
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#define SIGCONTEXT_EXTRA_ARGS _code,
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#define GET_PC(ctx) ((void *) ctx->uc_mcontext.pc)
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#define GET_FRAME(ctx) ((void *) ctx->uc_mcontext.gregs[30])
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#define GET_STACK(ctx) ((void *) ctx->uc_mcontext.gregs[29])
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#define CALL_SIGHANDLER(handler, signo, ctx) \
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(handler)((signo), SIGCONTEXT_EXTRA_ARGS (ctx))
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#endif
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@ -29,47 +29,72 @@
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#include <bits/sigcontext.h>
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/* Type for general register. */
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#if defined _ABIN32 && _MIPS_SIM == _ABIN32
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/* Type for general register. Even in o32 we assume 64-bit registers,
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like the kernel. */
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__extension__ typedef unsigned long long int greg_t;
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#else
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typedef unsigned long int greg_t;
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#endif
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/* Number of general registers. */
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#define NGREG 37
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#define NFPREG 33
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#define NGREG 32
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#define NFPREG 32
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/* Container for all general registers. */
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/* gregset_t must be an array. The below declared array corresponds to:
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typedef struct gregset {
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greg_t g_regs[32];
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greg_t g_hi;
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greg_t g_lo;
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greg_t g_pad[3];
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} gregset_t; */
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typedef greg_t gregset_t[NGREG];
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/* Container for all FPU registers. */
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typedef struct fpregset {
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union {
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double fp_dregs[32];
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double fp_dregs[NFPREG];
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struct {
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float _fp_fregs;
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unsigned int _fp_pad;
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} fp_fregs[32];
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} fp_fregs[NFPREG];
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} fp_r;
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unsigned int fp_csr;
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unsigned int fp_pad;
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} fpregset_t;
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/* Context to describe whole processor state. */
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#if _MIPS_SIM == _MIPS_SIM_ABI32
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/* Earlier versions of glibc for mips had an entirely different
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definition of mcontext_t, that didn't even resemble the
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corresponding kernel data structure. Since all legitimate uses of
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ucontext_t in glibc mustn't have accessed anything beyond
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uc_mcontext and, even then, taking a pointer to it, casting it to
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sigcontext_t, and accessing it as such, which is what it has always
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been, this can still be rectified. Fortunately, makecontext,
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[gs]etcontext et all have never been implemented. */
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typedef struct
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{
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unsigned int regmask;
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unsigned int status;
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greg_t pc;
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gregset_t gregs;
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fpregset_t fpregs;
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unsigned int fp_owned;
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unsigned int fpc_csr;
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unsigned int fpc_eir;
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unsigned int used_math;
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unsigned int ssflags;
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greg_t mdhi;
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greg_t mdlo;
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unsigned int cause;
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unsigned int badvaddr;
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} mcontext_t;
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#else
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typedef struct
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{
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gregset_t gregs;
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fpregset_t fpregs;
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greg_t mdhi;
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greg_t mdlo;
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greg_t pc;
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unsigned int status;
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unsigned int fpc_csr;
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unsigned int fpc_eir;
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unsigned int used_math;
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unsigned int cause;
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unsigned int badvaddr;
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} mcontext_t;
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#endif
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/* Userlevel context. */
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typedef struct ucontext
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@ -1,4 +1,4 @@
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/* Copyright (C) 2002 Free Software Foundation, Inc.
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/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -23,7 +23,154 @@
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too much into it. Don't use it for anything other than GDB unless
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you know what you are doing. */
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#include <asm/reg.h>
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/* #include <asm/reg.h> */
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/* Instead of including the kernel header, that will vary depending on
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whether the 32- or the 64-bit kernel is installed, we paste its
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contents here. Note that the fact that the file is inline here,
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instead of included separately, doesn't change in any way the
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licensing status of a program that includes user.h. Since this is
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for gdb alone, and gdb is GPLed, no surprises here. */
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#if _MIPS_SIM == _MIPS_SIM_ABI32
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/*
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* Various register offset definitions for debuggers, core file
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* examiners and whatnot.
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1995, 1999 by Ralf Baechle
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*/
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#ifndef __ASM_MIPS_REG_H
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#define __ASM_MIPS_REG_H
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/*
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* This defines/structures correspond to the register layout on stack -
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* if the order here is changed, it needs to be updated in
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* include/asm-mips/stackframe.h
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*/
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#define EF_REG0 6
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#define EF_REG1 7
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#define EF_REG2 8
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#define EF_REG3 9
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#define EF_REG4 10
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#define EF_REG5 11
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#define EF_REG6 12
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#define EF_REG7 13
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#define EF_REG8 14
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#define EF_REG9 15
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#define EF_REG10 16
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#define EF_REG11 17
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#define EF_REG12 18
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#define EF_REG13 19
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#define EF_REG14 20
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#define EF_REG15 21
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#define EF_REG16 22
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#define EF_REG17 23
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#define EF_REG18 24
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#define EF_REG19 25
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#define EF_REG20 26
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#define EF_REG21 27
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#define EF_REG22 28
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#define EF_REG23 29
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#define EF_REG24 30
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#define EF_REG25 31
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/*
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* k0/k1 unsaved
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*/
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#define EF_REG28 34
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#define EF_REG29 35
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#define EF_REG30 36
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#define EF_REG31 37
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/*
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* Saved special registers
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*/
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#define EF_LO 38
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#define EF_HI 39
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#define EF_CP0_EPC 40
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#define EF_CP0_BADVADDR 41
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#define EF_CP0_STATUS 42
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#define EF_CP0_CAUSE 43
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#define EF_SIZE 180 /* size in bytes */
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#endif /* __ASM_MIPS_REG_H */
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#else /* _MIPS_SIM != _MIPS_SIM_ABI32 */
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/*
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* Various register offset definitions for debuggers, core file
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* examiners and whatnot.
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1995, 1999 Ralf Baechle
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* Copyright (C) 1995, 1999 Silicon Graphics
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*/
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#ifndef _ASM_REG_H
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#define _ASM_REG_H
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/*
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* This defines/structures correspond to the register layout on stack -
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* if the order here is changed, it needs to be updated in
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* include/asm-mips/stackframe.h
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*/
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#define EF_REG0 0
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#define EF_REG1 1
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#define EF_REG2 2
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#define EF_REG3 3
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#define EF_REG4 4
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#define EF_REG5 5
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#define EF_REG6 6
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#define EF_REG7 7
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#define EF_REG8 8
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#define EF_REG9 9
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#define EF_REG10 10
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#define EF_REG11 11
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#define EF_REG12 12
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#define EF_REG13 13
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#define EF_REG14 14
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#define EF_REG15 15
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#define EF_REG16 16
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#define EF_REG17 17
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#define EF_REG18 18
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#define EF_REG19 19
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#define EF_REG20 20
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#define EF_REG21 21
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#define EF_REG22 22
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#define EF_REG23 23
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#define EF_REG24 24
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#define EF_REG25 25
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/*
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* k0/k1 unsaved
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*/
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#define EF_REG28 28
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#define EF_REG29 29
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#define EF_REG30 30
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#define EF_REG31 31
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/*
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* Saved special registers
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*/
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#define EF_LO 32
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#define EF_HI 33
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#define EF_CP0_EPC 34
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#define EF_CP0_BADVADDR 35
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#define EF_CP0_STATUS 36
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#define EF_CP0_CAUSE 37
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#define EF_SIZE 304 /* size in bytes */
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#endif /* _ASM_REG_H */
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#endif /* _MIPS_SIM != _MIPS_SIM_ABI32 */
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#if _MIPS_SIM == _MIPS_SIM_ABI32
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struct user
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{
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@ -40,6 +187,24 @@ struct user
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char u_comm[32]; /* user command name */
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};
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#else
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struct user {
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__extension__ unsigned long regs[EF_SIZE/8+64]; /* integer and fp regs */
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__extension__ unsigned long u_tsize; /* text size (pages) */
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__extension__ unsigned long u_dsize; /* data size (pages) */
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__extension__ unsigned long u_ssize; /* stack size (pages) */
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__extension__ unsigned long long start_code; /* text starting address */
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__extension__ unsigned long long start_data; /* data starting address */
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__extension__ unsigned long long start_stack; /* stack starting address */
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__extension__ long long signal; /* signal causing core dump */
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__extension__ unsigned long long u_ar0; /* help gdb find registers */
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__extension__ unsigned long long magic; /* identifies a core file */
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char u_comm[32]; /* user command name */
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};
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#endif
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#define PAGE_SHIFT 12
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#define PAGE_SIZE (1UL << PAGE_SHIFT)
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#define PAGE_MASK (~(PAGE_SIZE-1))
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