Update.

1998-06-09 18:16  Ulrich Drepper  <drepper@cygnus.com>

	* math/Makefile (libm-calls): Add w_exp10 and e_exp10.
	* math/libm.map: Add exp10{,f,l} and pow10{,f,l}.
	* math/math_private.h: Add prototypes for __ieee754_exp10{,f,l}.
	* math/bits/mathcalls.h: Add definitions for exp10 and pow10
	prototypes.
	* sysdeps/libm-i387/e_exp10.S: New file.
	* sysdeps/libm-i387/e_exp10f.S: New file.
	* sysdeps/libm-i387/e_exp10l.S: New file.
	* sysdeps/libm-ieee754/e_exp10.c: New file.
	* sysdeps/libm-ieee754/e_exp10f.c: New file.
	* sysdeps/libm-ieee754/e_exp10l.c: New file.
	* sysdeps/libm-ieee754/w_exp10.c: New file.
	* sysdeps/libm-ieee754/w_exp10f.c: New file.
	* sysdeps/libm-ieee754/w_exp10l.c: New file.
	* sysdeps/libm-ieee754/k_standard.c: Add exception code for exp10.

1998-05-25 22:18  H.J. Lu  <hjl@gnu.org>

	* sysdeps/unix/sysv/linux/i386/Makefile (sysdep_headers): Add
	sys/elf.h and sys/reg.h.
	* sysdeps/unix/sysv/linux/i386/sys/elf.h: New file.
	* sysdeps/unix/sysv/linux/i386/sys/reg.h: New file.
	* sysdeps/unix/sysv/linux/i386/sys/procfs.h: New file.
	* sysdeps/unix/sysv/linux/i386/sys/user.h: New file.

	* sysdeps/unix/sysv/linux/sys/ptrace.h (PTRACE_GETREGS,
	PTRACE_SETREGS, PTRACE_GETFPREGS, PTRACE_SETFPREGS): Added.

4 files changed, 298 insertions, 0 deletions

diff --git a/sysdeps/unix/sysv/linux/i386/sys/elf.h b/sysdeps/unix/sysv/linux/i386/sys/elf.h
new file mode 100644
index 0000000..68ed3ee
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/i386/sys/elf.h
@@ -0,0 +1,60 @@
+/* Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#ifndef _SYS_ELF_H
+#define _SYS_ELF_H	1
+
+/*
+ * ELF register definitions..
+ */
+
+#include <sys/user.h>
+
+typedef unsigned long elf_greg_t;
+
+#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t))
+typedef elf_greg_t elf_gregset_t[ELF_NGREG];
+
+typedef struct user_fpregs_struct elf_fpregset_t;
+
+#define USE_ELF_CORE_DUMP
+#define ELF_EXEC_PAGESIZE	4096
+
+/* regs is struct pt_regs, pr_reg is elf_gregset_t (which is
+   now struct_user_regs, they are different) */
+
+#define ELF_CORE_COPY_REGS(pr_reg, regs)		\
+	pr_reg[0] = regs->ebx;				\
+	pr_reg[1] = regs->ecx;				\
+	pr_reg[2] = regs->edx;				\
+	pr_reg[3] = regs->esi;				\
+	pr_reg[4] = regs->edi;				\
+	pr_reg[5] = regs->ebp;				\
+	pr_reg[6] = regs->eax;				\
+	pr_reg[7] = regs->xds;				\
+	pr_reg[8] = regs->xes;				\
+	pr_reg[9] = regs->xds;				\
+	pr_reg[10] = regs->xds;				\
+	pr_reg[11] = regs->orig_eax;			\
+	pr_reg[12] = regs->eip;				\
+	pr_reg[13] = regs->xcs;				\
+	pr_reg[14] = regs->eflags;			\
+	pr_reg[15] = regs->esp;				\
+	pr_reg[16] = regs->xss;
+
+#endif	/* _SYS_ELF_H */
diff --git a/sysdeps/unix/sysv/linux/i386/sys/procfs.h b/sysdeps/unix/sysv/linux/i386/sys/procfs.h
new file mode 100644
index 0000000..d98d9f5
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/i386/sys/procfs.h
@@ -0,0 +1,109 @@
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#ifndef _SYS_PROCFS_H
+
+#define _SYS_PROCFS_H	1
+#include <features.h>
+
+/* This is somehow modelled after the file of the same name on SysVr4
+   systems.  It provides a definition of the core file format for ELF
+   used on Linux.  */
+
+#include <signal.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <sys/user.h>
+#include <sys/elf.h>
+
+__BEGIN_DECLS
+
+struct elf_siginfo
+  {
+    int si_signo;			/* Signal number.  */
+    int si_code;			/* Extra code.  */
+    int si_errno;			/* Errno.  */
+  };
+
+typedef elf_greg_t greg_t;
+typedef elf_gregset_t gregset_t;
+typedef elf_fpregset_t fpregset_t;
+#define NGREG ELF_NGREG
+
+/* Definitions to generate Intel SVR4-like core files.  These mostly
+   have the same names as the SVR4 types with "elf_" tacked on the
+   front to prevent clashes with linux definitions, and the typedef
+   forms have been avoided.  This is mostly like the SVR4 structure,
+   but more Linuxy, with things that Linux does not support and which
+   gdb doesn't really use excluded.  Fields present but not used are
+   marked with "XXX".  */
+struct elf_prstatus
+  {
+#if 0
+    long int pr_flags;			/* XXX Process flags.  */
+    short int pr_why;			/* XXX Reason for process halt.  */
+    short int pr_what;			/* XXX More detailed reason.  */
+#endif
+    struct elf_siginfo pr_info;		/* Info associated with signal.  */
+    short int pr_cursig;		/* Current signal.  */
+    unsigned long int pr_sigpend;	/* Set of pending signals.  */
+    unsigned long int pr_sighold;	/* Set of held signals.  */
+#if 0
+    struct sigaltstack pr_altstack;	/* Alternate stack info.  */
+    struct sigaction pr_action;		/* Signal action for current sig.  */
+#endif
+    __pid_t pr_pid;
+    __pid_t pr_ppid;
+    __pid_t pr_pgrp;
+    __pid_t pr_sid;
+    struct timeval pr_utime;		/* User time.  */
+    struct timeval pr_stime;		/* System time.  */
+    struct timeval pr_cutime;		/* Cumulative user time.  */
+    struct timeval pr_cstime;		/* Cumulative system time.  */
+#if 0
+    long int pr_instr;			/* Current instruction.  */
+#endif
+    elf_gregset_t pr_reg;		/* GP registers.  */
+    int pr_fpvalid;			/* True if math copro being used.  */
+  };
+
+
+#define ELF_PRARGSZ     (80)    /* Number of chars for args */
+
+struct elf_prpsinfo
+  {
+    char pr_state;			/* Numeric process state.  */
+    char pr_sname;			/* Char for pr_state.  */
+    char pr_zomb;			/* Zombie.  */
+    char pr_nice;			/* Nice val.  */
+    unsigned long int pr_flag;		/* Flags.  */
+    unsigned short int pr_uid;
+    unsigned short int pr_gid;
+    int pr_pid, pr_ppid, pr_pgrp, pr_sid;
+    /* Lots missing */
+    char pr_fname[16];			/* Filename of executable.  */
+    char pr_psargs[ELF_PRARGSZ];	/* Initial part of arg list.  */
+  };
+
+
+typedef struct elf_prstatus prstatus_t;
+typedef struct elf_prpsinfo prpsinfo_t;
+
+__END_DECLS
+
+#endif	/* sys/procfs.h */
diff --git a/sysdeps/unix/sysv/linux/i386/sys/reg.h b/sysdeps/unix/sysv/linux/i386/sys/reg.h
new file mode 100644
index 0000000..99c4929
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/i386/sys/reg.h
@@ -0,0 +1,43 @@
+/* Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#ifndef _SYS_REG_H
+#define _SYS_REG_H	1
+
+/* Index into an array of 4 byte integers returned from ptrace for
+ * location of the users' stored general purpose registers. */
+
+#define EBX 0
+#define ECX 1
+#define EDX 2
+#define ESI 3
+#define EDI 4
+#define EBP 5
+#define EAX 6
+#define DS 7
+#define ES 8
+#define FS 9
+#define GS 10
+#define ORIG_EAX 11
+#define EIP 12
+#define CS  13
+#define EFL 14
+#define UESP 15
+#define SS   16
+
+#endif	/* _SYS_REG_H */
diff --git a/sysdeps/unix/sysv/linux/i386/sys/user.h b/sysdeps/unix/sysv/linux/i386/sys/user.h
new file mode 100644
index 0000000..4ab02a7
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/i386/sys/user.h
@@ -0,0 +1,86 @@
+/* Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#ifndef _SYS_USER_H
+#define _SYS_USER_H	1
+
+/* The whole purpose of this file is for gdb and gdb only. Don't read
+   too much into it. Don't use it for anything other than gdb unless
+   you know what you are doing. */
+
+struct user_fpregs_struct
+{
+  long cwd;
+  long swd;
+  long twd;
+  long fip;
+  long fcs;
+  long foo;
+  long fos;
+  long st_space [20];
+};
+
+struct user_regs_struct
+{
+  long ebx;
+  long ecx;
+  long edx;
+  long esi;
+  long edi;
+  long ebp;
+  long eax;
+  long xds;
+  long xes;
+  long xfs;
+  long xgs;
+  long orig_eax;
+  long eip;
+  long xcs;
+  long eflags;
+  long esp;
+  long xss;
+};
+
+struct user
+{
+  struct user_regs_struct	regs;
+  int				u_fpvalid;
+  struct user_fpregs_struct	i387;
+  unsigned long			int u_tsize;
+  unsigned long int		u_dsize;
+  unsigned long int		u_ssize;
+  unsigned long			start_code;
+  unsigned long			start_stack;
+  long int			signal;
+  int				reserved;
+  struct user_regs_struct*	u_ar0;
+  struct user_fpregs_struct*	u_fpstate;
+  unsigned long			magic;
+  char				u_comm [32];
+  int				u_debugreg [8];
+};
+
+#define PAGE_SHIFT		12
+#define PAGE_SIZE		(1UL << PAGE_SHIFT)
+#define PAGE_MASK		(~(PAGE_SIZE-1))
+#define NBPG			PAGE_SIZE
+#define UPAGES			1
+#define HOST_TEXT_START_ADDR	(u.start_code)
+#define HOST_STACK_END_ADDR	(u.start_stack + u.u_ssize * NBPG)
+
+#endif	/* _SYS_USER_H */