From 652451f8f20a6783d60ed921f9d8479f8e91a04e Mon Sep 17 00:00:00 2001 From: Yufeng Zhang Date: Tue, 8 Jan 2013 18:09:12 +0000 Subject: [PATCH] include/elf/ 2013-01-08 Yufeng Zhang * common.h (NT_ARM_TLS, NT_ARM_HW_BREAK, NT_ARM_HW_WATCH): New macro definitions. bfd/ 2013-01-08 Yufeng Zhang * elf-bfd.h (elfcore_write_aarch_tls): Add prototype. (elfcore_write_aarch_hw_break): Likewise. (elfcore_write_aarch_hw_watch): Likewise. * elf.c (elfcore_grok_aarch_tls): New function. (elfcore_grok_aarch_hw_break): Likewise. (elfcore_grok_aarch_hw_watch): Likewise. (elfcore_grok_note): Call the new functions to handle the corresponding notes. (elfcore_write_aarch_tls): New function. (elfcore_write_aarch_hw_break): Likewise. (elfcore_write_aarch_hw_watch): Likewise. (elfcore_write_register_note): Call the new functions to handle the corresponding pseudo sections. binutils/ 2013-01-08 Yufeng Zhang * readelf.c (get_note_type): Handle NT_ARM_TLS, NT_ARM_HW_BREAK and NT_ARM_HW_WATCH. --- bfd/ChangeLog | 16 +++++++++ bfd/elf-bfd.h | 8 ++++- bfd/elf.c | 84 ++++++++++++++++++++++++++++++++++++++++++- binutils/ChangeLog | 5 +++ binutils/readelf.c | 8 ++++- include/elf/ChangeLog | 5 +++ include/elf/common.h | 10 +++++- 7 files changed, 132 insertions(+), 4 deletions(-) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 053dde3de8..7abc2683d9 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,19 @@ +2013-01-08 Yufeng Zhang + + * elf-bfd.h (elfcore_write_aarch_tls): Add prototype. + (elfcore_write_aarch_hw_break): Likewise. + (elfcore_write_aarch_hw_watch): Likewise. + * elf.c (elfcore_grok_aarch_tls): New function. + (elfcore_grok_aarch_hw_break): Likewise. + (elfcore_grok_aarch_hw_watch): Likewise. + (elfcore_grok_note): Call the new functions to handle the + corresponding notes. + (elfcore_write_aarch_tls): New function. + (elfcore_write_aarch_hw_break): Likewise. + (elfcore_write_aarch_hw_watch): Likewise. + (elfcore_write_register_note): Call the new functions to handle the + corresponding pseudo sections. + 2013-01-07 Tom Tromey * section.c (_bfd_std_section): Rename from std_section. diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h index b8d82b1b7f..533c5d46bb 100644 --- a/bfd/elf-bfd.h +++ b/bfd/elf-bfd.h @@ -1,6 +1,6 @@ /* BFD back-end data structures for ELF files. Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, - 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 + 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc. Written by Cygnus Support. @@ -2269,6 +2269,12 @@ extern char *elfcore_write_s390_system_call (bfd *, char *, int *, const void *, int); extern char *elfcore_write_arm_vfp (bfd *, char *, int *, const void *, int); +extern char *elfcore_write_aarch_tls + (bfd *, char *, int *, const void *, int); +extern char *elfcore_write_aarch_hw_break + (bfd *, char *, int *, const void *, int); +extern char *elfcore_write_aarch_hw_watch + (bfd *, char *, int *, const void *, int); extern char *elfcore_write_lwpstatus (bfd *, char *, int *, long, int, const void *); extern char *elfcore_write_register_note diff --git a/bfd/elf.c b/bfd/elf.c index 17e9ad47dd..9cd3542f56 100644 --- a/bfd/elf.c +++ b/bfd/elf.c @@ -1,7 +1,8 @@ /* ELF executable support for BFD. Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, - 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 + 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, + 2013 Free Software Foundation, Inc. This file is part of BFD, the Binary File Descriptor library. @@ -8162,6 +8163,24 @@ elfcore_grok_arm_vfp (bfd *abfd, Elf_Internal_Note *note) return elfcore_make_note_pseudosection (abfd, ".reg-arm-vfp", note); } +static bfd_boolean +elfcore_grok_aarch_tls (bfd *abfd, Elf_Internal_Note *note) +{ + return elfcore_make_note_pseudosection (abfd, ".reg-aarch-tls", note); +} + +static bfd_boolean +elfcore_grok_aarch_hw_break (bfd *abfd, Elf_Internal_Note *note) +{ + return elfcore_make_note_pseudosection (abfd, ".reg-aarch-hw-break", note); +} + +static bfd_boolean +elfcore_grok_aarch_hw_watch (bfd *abfd, Elf_Internal_Note *note) +{ + return elfcore_make_note_pseudosection (abfd, ".reg-aarch-hw-watch", note); +} + #if defined (HAVE_PRPSINFO_T) typedef prpsinfo_t elfcore_psinfo_t; #if defined (HAVE_PRPSINFO32_T) /* Sparc64 cross Sparc32 */ @@ -8602,6 +8621,27 @@ elfcore_grok_note (bfd *abfd, Elf_Internal_Note *note) else return TRUE; + case NT_ARM_TLS: + if (note->namesz == 6 + && strcmp (note->namedata, "LINUX") == 0) + return elfcore_grok_aarch_tls (abfd, note); + else + return TRUE; + + case NT_ARM_HW_BREAK: + if (note->namesz == 6 + && strcmp (note->namedata, "LINUX") == 0) + return elfcore_grok_aarch_hw_break (abfd, note); + else + return TRUE; + + case NT_ARM_HW_WATCH: + if (note->namesz == 6 + && strcmp (note->namedata, "LINUX") == 0) + return elfcore_grok_aarch_hw_watch (abfd, note); + else + return TRUE; + case NT_PRPSINFO: case NT_PSINFO: if (bed->elf_backend_grok_psinfo) @@ -9405,6 +9445,42 @@ elfcore_write_arm_vfp (bfd *abfd, note_name, NT_ARM_VFP, arm_vfp, size); } +char * +elfcore_write_aarch_tls (bfd *abfd, + char *buf, + int *bufsiz, + const void *aarch_tls, + int size) +{ + char *note_name = "LINUX"; + return elfcore_write_note (abfd, buf, bufsiz, + note_name, NT_ARM_TLS, aarch_tls, size); +} + +char * +elfcore_write_aarch_hw_break (bfd *abfd, + char *buf, + int *bufsiz, + const void *aarch_hw_break, + int size) +{ + char *note_name = "LINUX"; + return elfcore_write_note (abfd, buf, bufsiz, + note_name, NT_ARM_HW_BREAK, aarch_hw_break, size); +} + +char * +elfcore_write_aarch_hw_watch (bfd *abfd, + char *buf, + int *bufsiz, + const void *aarch_hw_watch, + int size) +{ + char *note_name = "LINUX"; + return elfcore_write_note (abfd, buf, bufsiz, + note_name, NT_ARM_HW_WATCH, aarch_hw_watch, size); +} + char * elfcore_write_register_note (bfd *abfd, char *buf, @@ -9441,6 +9517,12 @@ elfcore_write_register_note (bfd *abfd, return elfcore_write_s390_system_call (abfd, buf, bufsiz, data, size); if (strcmp (section, ".reg-arm-vfp") == 0) return elfcore_write_arm_vfp (abfd, buf, bufsiz, data, size); + if (strcmp (section, ".reg-aarch-tls") == 0) + return elfcore_write_aarch_tls (abfd, buf, bufsiz, data, size); + if (strcmp (section, ".reg-aarch-hw-break") == 0) + return elfcore_write_aarch_hw_break (abfd, buf, bufsiz, data, size); + if (strcmp (section, ".reg-aarch-hw-watch") == 0) + return elfcore_write_aarch_hw_watch (abfd, buf, bufsiz, data, size); return NULL; } diff --git a/binutils/ChangeLog b/binutils/ChangeLog index 4c279bfa4f..89e427ec4c 100644 --- a/binutils/ChangeLog +++ b/binutils/ChangeLog @@ -1,3 +1,8 @@ +2013-01-08 Yufeng Zhang + + * readelf.c (get_note_type): Handle NT_ARM_TLS, NT_ARM_HW_BREAK + and NT_ARM_HW_WATCH. + 2013-01-07 Roland McGrath * objcopy.c (deterministic): Make int rather than bfd_boolean, diff --git a/binutils/readelf.c b/binutils/readelf.c index 78775390a0..690f740bd8 100644 --- a/binutils/readelf.c +++ b/binutils/readelf.c @@ -1,6 +1,6 @@ /* readelf.c -- display contents of an ELF format file Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, - 2008, 2009, 2010, 2011, 2012 + 2008, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc. Originally developed by Eric Youngdale @@ -12803,6 +12803,12 @@ get_note_type (unsigned e_type) return _("NT_S390_PREFIX (s390 prefix register)"); case NT_ARM_VFP: return _("NT_ARM_VFP (arm VFP registers)"); + case NT_ARM_TLS: + return _("NT_ARM_TLS (AArch TLS registers)"); + case NT_ARM_HW_BREAK: + return _("NT_ARM_HW_BREAK (AArch hardware breakpoint registers)"); + case NT_ARM_HW_WATCH: + return _("NT_ARM_HW_WATCH (AArch hardware watchpoint registers)"); case NT_PSTATUS: return _("NT_PSTATUS (pstatus structure)"); case NT_FPREGS: diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog index e49c254559..8cb1cb8a3c 100644 --- a/include/elf/ChangeLog +++ b/include/elf/ChangeLog @@ -1,3 +1,8 @@ +2013-01-08 Yufeng Zhang + + * common.h (NT_ARM_TLS, NT_ARM_HW_BREAK, NT_ARM_HW_WATCH): New macro + definitions. + 2013-01-04 Juergen Urban * mips.h: Add MIPS machine variant number for r5900 which is diff --git a/include/elf/common.h b/include/elf/common.h index 4399d0285e..ca3693506a 100644 --- a/include/elf/common.h +++ b/include/elf/common.h @@ -1,6 +1,7 @@ /* ELF support for BFD. Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, - 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 + 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, + 2013 Free Software Foundation, Inc. Written by Fred Fish @ Cygnus Support, from information published @@ -552,6 +553,13 @@ #define NT_S390_SYSTEM_CALL 0x307 /* S390 system call restart data */ /* note name must be "LINUX". */ #define NT_ARM_VFP 0x400 /* ARM VFP registers */ +/* The following definitions should really use NT_AARCH_..., but defined + this way for compatibility with Linux. */ +#define NT_ARM_TLS 0x401 /* AArch TLS registers */ + /* note name must be "LINUX". */ +#define NT_ARM_HW_BREAK 0x402 /* AArch hardware breakpoint registers */ + /* note name must be "LINUX". */ +#define NT_ARM_HW_WATCH 0x403 /* AArch hardware watchpoint registers */ /* note name must be "LINUX". */ #define NT_SIGINFO 0x53494749 /* Fields of siginfo_t. */ #define NT_FILE 0x46494c45 /* Description of mapped files. */ -- 2.34.1