From 21b0f40c16c85360417cfb1826348104ebd2f65e Mon Sep 17 00:00:00 2001 From: Daniel Jacobowitz Date: Wed, 15 Mar 2006 16:26:02 +0000 Subject: * linux-mips-low.c: Include and "gdb_proc_service.h". (PTRACE_GET_THREAD_AREA): Define. (ps_get_thread_area): New function. * Makefile.in (linux-i386-low.o, linux-mips-low.o) (linux-x86-64-low.o): Update. --- gdb/gdbserver/ChangeLog | 8 ++++++++ gdb/gdbserver/Makefile.in | 9 ++++++--- gdb/gdbserver/linux-mips-low.c | 27 ++++++++++++++++++++++++++- 3 files changed, 40 insertions(+), 4 deletions(-) diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog index f7e9494..3c13ba6 100644 --- a/gdb/gdbserver/ChangeLog +++ b/gdb/gdbserver/ChangeLog @@ -1,5 +1,13 @@ 2006-03-15 Daniel Jacobowitz + * linux-mips-low.c: Include and "gdb_proc_service.h". + (PTRACE_GET_THREAD_AREA): Define. + (ps_get_thread_area): New function. + * Makefile.in (linux-i386-low.o, linux-mips-low.o) + (linux-x86-64-low.o): Update. + +2006-03-15 Daniel Jacobowitz + * configure.ac: Remove checks for prfpregset_t. * gdb_proc_service.h: New file. * linux-i386-low.c, linux-x86-64-low.c, thread-db.c: Use the diff --git a/gdb/gdbserver/Makefile.in b/gdb/gdbserver/Makefile.in index 47d9066..0da5f6c 100644 --- a/gdb/gdbserver/Makefile.in +++ b/gdb/gdbserver/Makefile.in @@ -272,15 +272,18 @@ linux-low.o: linux-low.c $(linux_low_h) $(server_h) linux-arm-low.o: linux-arm-low.c $(linux_low_h) $(server_h) linux-cris-low.o: linux-cris-low.c $(linux_low_h) $(server_h) linux-crisv32-low.o: linux-crisv32-low.c $(linux_low_h) $(server_h) -linux-i386-low.o: linux-i386-low.c $(linux_low_h) $(server_h) +linux-i386-low.o: linux-i386-low.c $(linux_low_h) $(server_h) \ + $(gdb_proc_service_h) linux-ia64-low.o: linux-ia64-low.c $(linux_low_h) $(server_h) linux-m32r-low.o: linux-m32r-low.c $(linux_low_h) $(server_h) -linux-mips-low.o: linux-mips-low.c $(linux_low_h) $(server_h) +linux-mips-low.o: linux-mips-low.c $(linux_low_h) $(server_h) \ + $(gdb_proc_service_h) linux-ppc-low.o: linux-ppc-low.c $(linux_low_h) $(server_h) linux-ppc64-low.o: linux-ppc64-low.c $(linux_low_h) $(server_h) linux-s390-low.o: linux-s390-low.c $(linux_low_h) $(server_h) linux-sh-low.o: linux-sh-low.c $(linux_low_h) $(server_h) -linux-x86-64-low.o: linux-x86-64-low.c $(linux_low_h) $(server_h) +linux-x86-64-low.o: linux-x86-64-low.c $(linux_low_h) $(server_h) \ + $(gdb_proc_service_h) reg-arm.o : reg-arm.c $(regdef_h) reg-arm.c : $(srcdir)/../regformats/reg-arm.dat $(regdat_sh) diff --git a/gdb/gdbserver/linux-mips-low.c b/gdb/gdbserver/linux-mips-low.c index 695bd29..7829550 100644 --- a/gdb/gdbserver/linux-mips-low.c +++ b/gdb/gdbserver/linux-mips-low.c @@ -1,5 +1,5 @@ /* GNU/Linux/MIPS specific low level interface, for the remote server for GDB. - Copyright (C) 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2005 + Copyright (C) 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2005, 2006 Free Software Foundation, Inc. This file is part of GDB. @@ -22,6 +22,14 @@ #include "server.h" #include "linux-low.h" +#include + +#include "gdb_proc_service.h" + +#ifndef PTRACE_GET_THREAD_AREA +#define PTRACE_GET_THREAD_AREA 25 +#endif + #ifdef HAVE_SYS_REG_H #include #endif @@ -140,6 +148,23 @@ mips_breakpoint_at (CORE_ADDR where) return 0; } +/* Fetch the thread-local storage pointer for libthread_db. */ + +ps_err_e +ps_get_thread_area (const struct ps_prochandle *ph, + lwpid_t lwpid, int idx, void **base) +{ + if (ptrace (PTRACE_GET_THREAD_AREA, lwpid, NULL, base) != 0) + return PS_ERR; + + /* IDX is the bias from the thread pointer to the beginning of the + thread descriptor. It has to be subtracted due to implementation + quirks in libthread_db. */ + *base = (void *) ((char *)*base - idx); + + return PS_OK; +} + struct linux_target_ops the_low_target = { mips_num_regs, mips_regmap, -- cgit v1.1