From f59a29b99f7ec485425e13e6935029b7cadcc78e Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Fri, 2 Feb 2007 15:27:04 +0000 Subject: [PATCH] binutils/ 2076-02-02 H.J. Lu * doc/binutils.texi (objdump): Document the new addr64 option for i386 disassembler. include/ 2076-02-02 H.J. Lu * dis-asm.h (print_i386_disassembler_options): New. opcodes/ 2076-02-02 H.J. Lu * disassemble.c (disassembler_usage): Call print_i386_disassembler_options for i386 disassembler. * i386-dis.c (print_i386_disassembler_options): New. (print_insn): Support the new addr64 option. --- binutils/ChangeLog | 5 +++++ binutils/doc/binutils.texi | 2 +- include/ChangeLog | 4 ++++ include/dis-asm.h | 1 + opcodes/ChangeLog | 8 ++++++++ opcodes/disassemble.c | 3 +++ opcodes/i386-dis.c | 38 ++++++++++++++++++++++++++++++++++---- 7 files changed, 56 insertions(+), 5 deletions(-) diff --git a/binutils/ChangeLog b/binutils/ChangeLog index 58e63a6b609..62a353f14c9 100644 --- a/binutils/ChangeLog +++ b/binutils/ChangeLog @@ -1,3 +1,8 @@ +2076-02-02 H.J. Lu + + * doc/binutils.texi (objdump): Document the new addr64 option + for i386 disassembler. + 2076-02-02 H.J. Lu PR binutils/3945 diff --git a/binutils/doc/binutils.texi b/binutils/doc/binutils.texi index a0611b13180..3751d048f41 100644 --- a/binutils/doc/binutils.texi +++ b/binutils/doc/binutils.texi @@ -1760,7 +1760,7 @@ switch, but allow finer grained control. Multiple selections from the following may be specified as a comma separated string. @option{x86-64}, @option{i386} and @option{i8086} select disassembly for the given architecture. @option{intel} and @option{att} select between -intel syntax mode and AT&T syntax mode. @option{addr32}, +intel syntax mode and AT&T syntax mode. @option{addr64}, @option{addr32}, @option{addr16}, @option{data32} and @option{data16} specify the default address size and operand size. These four options will be overridden if @option{x86-64}, @option{i386} or @option{i8086} appear later in the diff --git a/include/ChangeLog b/include/ChangeLog index 6e67822f186..363d043b324 100644 --- a/include/ChangeLog +++ b/include/ChangeLog @@ -1,3 +1,7 @@ +2076-02-02 H.J. Lu + + * dis-asm.h (print_i386_disassembler_options): New. + 2007-01-31 Vladimir Prus * libiberty.h (PEX_STDERR_TO_PIPE): New define. diff --git a/include/dis-asm.h b/include/dis-asm.h index af48e8528ef..9dfd5032683 100644 --- a/include/dis-asm.h +++ b/include/dis-asm.h @@ -284,6 +284,7 @@ extern int print_insn_z8002 (bfd_vma, disassemble_info *); extern disassembler_ftype arc_get_disassembler (void *); extern disassembler_ftype cris_get_disassembler (bfd *); +extern void print_i386_disassembler_options (FILE *); extern void print_mips_disassembler_options (FILE *); extern void print_ppc_disassembler_options (FILE *); extern void print_arm_disassembler_options (FILE *); diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index a7db87faf61..af2d0bd1631 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,3 +1,11 @@ +2076-02-02 H.J. Lu + + * disassemble.c (disassembler_usage): Call + print_i386_disassembler_options for i386 disassembler. + + * i386-dis.c (print_i386_disassembler_options): New. + (print_insn): Support the new addr64 option. + 2007-02-02 Hiroki Kaminaga * ppc-dis.c (powerpc_dialect): Handle ppc440. diff --git a/opcodes/disassemble.c b/opcodes/disassemble.c index ca28f561989..f86d21c7662 100644 --- a/opcodes/disassemble.c +++ b/opcodes/disassemble.c @@ -448,6 +448,9 @@ disassembler_usage (stream) #ifdef ARCH_powerpc print_ppc_disassembler_options (stream); #endif +#ifdef ARCH_i386 + print_i386_disassembler_options (stream); +#endif return; } diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c index eb751bce81b..58f630eac0d 100644 --- a/opcodes/i386-dis.c +++ b/opcodes/i386-dis.c @@ -2856,6 +2856,26 @@ print_insn_i386 (bfd_vma pc, disassemble_info *info) return print_insn (pc, info); } +void +print_i386_disassembler_options (FILE *stream) +{ + fprintf (stream, _("\n\ +The following i386/x86-64 specific disassembler options are supported for use\n\ +with the -M switch (multiple options should be separated by commas):\n")); + + fprintf (stream, _(" x86-64 Disassemble in 64bit mode\n")); + fprintf (stream, _(" i386 Disassemble in 32bit mode\n")); + fprintf (stream, _(" i8086 Disassemble in 16bit mode\n")); + fprintf (stream, _(" att Display instruction in AT&T syntax\n")); + fprintf (stream, _(" intel Display instruction in Intel syntax\n")); + fprintf (stream, _(" addr64 Assume 64bit address size\n")); + fprintf (stream, _(" addr32 Assume 32bit address size\n")); + fprintf (stream, _(" addr16 Assume 16bit address size\n")); + fprintf (stream, _(" data32 Assume 32bit data size\n")); + fprintf (stream, _(" data16 Assume 16bit data size\n")); + fprintf (stream, _(" suffix Always display instruction suffix in AT&T syntax\n")); +} + static int print_insn (bfd_vma pc, disassemble_info *info) { @@ -2917,10 +2937,20 @@ print_insn (bfd_vma pc, disassemble_info *info) } else if (CONST_STRNEQ (p, "addr")) { - if (p[4] == '1' && p[5] == '6') - priv.orig_sizeflag &= ~AFLAG; - else if (p[4] == '3' && p[5] == '2') - priv.orig_sizeflag |= AFLAG; + if (address_mode == mode_64bit) + { + if (p[4] == '3' && p[5] == '2') + priv.orig_sizeflag &= ~AFLAG; + else if (p[4] == '6' && p[5] == '4') + priv.orig_sizeflag |= AFLAG; + } + else + { + if (p[4] == '1' && p[5] == '6') + priv.orig_sizeflag &= ~AFLAG; + else if (p[4] == '3' && p[5] == '2') + priv.orig_sizeflag |= AFLAG; + } } else if (CONST_STRNEQ (p, "data")) { -- 2.30.2