Add IP2k GAS and OPCODES support.

1 files changed, 216 insertions, 220 deletions

diff --git a/gas/NEWS b/gas/NEWS
index 18482a9..b63d532 100644
--- a/gas/NEWS
+++ b/gas/NEWS
@@ -1,370 +1,366 @@
 -*- text -*-
 
+* Support for the Ubicom IP2xxx microcontroller added.
+
 Changes in 2.13:
 
-Support for the Fujitsu FRV architecture added by Red Hat. Models for FR400 and
-FR500 included.
+* Support for the Fujitsu FRV architecture added by Red Hat. Models for FR400
+  and FR500 included.
 
-Support for DLX processor added.
+* Support for DLX processor added.
 
-GASP has now been deprecated and will be removed in a future release.  Use the
-macro facilities in GAS instead.
+* GASP has now been deprecated and will be removed in a future release.  Use
+  the macro facilities in GAS instead.
 
-GASP now correctly parses floating point numbers. Unless the base is explicitly
-specified, they are interpreted as decimal numbers regardless of the currently
-specified base.
+* GASP now correctly parses floating point numbers. Unless the base is
+  explicitly specified, they are interpreted as decimal numbers regardless of
+  the currently specified base.
 
 Changes in 2.12:
 
-Support for Don Knuth's MMIX, by Hans-Peter Nilsson.
+* Support for Don Knuth's MMIX, by Hans-Peter Nilsson.
 
-Support for the OpenRISC 32-bit embedded processor by OpenCores.
+* Support for the OpenRISC 32-bit embedded processor by OpenCores.
 
-The ARM assembler now accepts -march=..., -mcpu=... and -mfpu=... for
-specifying the target instruction set.  The old method of specifying the
-target processor has been deprecated, but is still accepted for
-compatibility.
+* The ARM assembler now accepts -march=..., -mcpu=... and -mfpu=... for 
+  specifying the target instruction set.  The old method of specifying the 
+  target processor has been deprecated, but is still accepted for
+  compatibility.
 
-Support for the VFP floating-point instruction set has been added to
-the ARM assembler.
+* Support for the VFP floating-point instruction set has been added to
+  the ARM assembler.
 
-New psuedo op: .incbin to include a set of binary data at a given point
-in the assembly.  Contributed by Anders Norlander.
+* New psuedo op: .incbin to include a set of binary data at a given point
+  in the assembly.  Contributed by Anders Norlander.
 
-The MIPS assembler now accepts -march/-mtune. -mcpu has been deprecated
-but still works for compatability.
+* The MIPS assembler now accepts -march/-mtune. -mcpu has been deprecated
+  but still works for compatability.
 
-The MIPS assembler no longer issues a warning by default when it
-generates a nop instruction from a macro. The new command line option
--n will turn on the warning.
+* The MIPS assembler no longer issues a warning by default when it 
+  generates a nop instruction from a macro. The new command line option
+  -n will turn on the warning.
 
 Changes in 2.11:
 
-x86 gas now supports the full Pentium4 instruction set.
+* x86 gas now supports the full Pentium4 instruction set.
 
-Support for AMD x86-64 architecture, by Jan Hubicka, SuSE Labs.
+* Support for AMD x86-64 architecture, by Jan Hubicka, SuSE Labs.
 
-Support for Motorola 68HC11 and 68HC12.
+* Support for Motorola 68HC11 and 68HC12.
 
-Support for Texas Instruments TMS320C54x (tic54x).
+* Support for Texas Instruments TMS320C54x (tic54x).
 
-Support for IA-64.
+* Support for IA-64.
 
-Support for i860, by Jason Eckhardt.
+* Support for i860, by Jason Eckhardt.
 
-Support for CRIS (Axis Communications ETRAX series).
+* Support for CRIS (Axis Communications ETRAX series).
 
-x86 gas has a new .arch pseudo op to specify the target CPU architecture.
+* x86 gas has a new .arch pseudo op to specify the target CPU architecture.
 
-x86 gas -q command line option quietens warnings about register size changes
-due to suffix, indirect jmp/call without `*', stand-alone prefixes, and
-translating various deprecated floating point instructions.
+* x86 gas -q command line option quietens warnings about register size changes
+  due to suffix, indirect jmp/call without `*', stand-alone prefixes, and
+  translating various deprecated floating point instructions.
 
 Changes in 2.10:
 
-Support for the ARM msr instruction was changed to only allow an immediate
-operand when altering the flags field.
+* Support for the ARM msr instruction was changed to only allow an immediate
+  operand when altering the flags field.
 
-Support for ATMEL AVR.
+* Support for ATMEL AVR.
 
-Support for IBM 370 ELF.  Somewhat experimental.
+* Support for IBM 370 ELF.  Somewhat experimental.
 
-Support for numbers with suffixes.
+* Support for numbers with suffixes.
 
-Added support for breaking to the end of repeat loops.
+* Added support for breaking to the end of repeat loops.
 
-Added support for parallel instruction syntax (DOUBLEBAR_PARALLEL).
+* Added support for parallel instruction syntax (DOUBLEBAR_PARALLEL).
 
-New .elseif pseudo-op added.
+* New .elseif pseudo-op added.
 
-New --fatal-warnings option.
+* New --fatal-warnings option.
 
-picoJava architecture support added.
+* picoJava architecture support added.
 
-Motorola MCore 210 processor support added.
+* Motorola MCore 210 processor support added.
 
-A new pseudo-op .intel_syntax has been implemented to allow gas to parse i386
-assembly programs with intel syntax.
+* A new pseudo-op .intel_syntax has been implemented to allow gas to parse i386 
+  assembly programs with intel syntax.
 
-New pseudo-ops .func,.endfunc to aid in debugging user-written assembler code.
+* New pseudo-ops .func,.endfunc to aid in debugging user-written assembler code.
 
-Added -gdwarf2 option to generate DWARF 2 debugging information.
+* Added -gdwarf2 option to generate DWARF 2 debugging information.
 
-Full 16-bit mode support for i386.
+* Full 16-bit mode support for i386.
 
-Greatly improved instruction operand checking for i386.  This change will
-produce errors or warnings on incorrect assembly code that previous versions of
-gas accepted.  If you get unexpected messages from code that worked with older
-versions of gas, please double check the code before reporting a bug.
+* Greatly improved instruction operand checking for i386.  This change will 
+  produce errors or warnings on incorrect assembly code that previous versions
+  of gas accepted.  If you get unexpected messages from code that worked with
+  older versions of gas, please double check the code before reporting a bug.
 
-Weak symbol support added for COFF targets.
+* Weak symbol support added for COFF targets.
 
-Mitsubishi D30V support added.
+* Mitsubishi D30V support added.
 
-Texas Instruments c80 (tms320c80) support added.
+* Texas Instruments c80 (tms320c80) support added.
 
-i960 ELF support added.
+* i960 ELF support added.
 
-ARM ELF support added.
+* ARM ELF support added.
 
 Changes in 2.9:
 
-Texas Instruments c30 (tms320c30) support added.
+* Texas Instruments c30 (tms320c30) support added.
 
-The assembler now optimizes the exception frame information generated by egcs
-and gcc 2.8.  The new --traditional-format option disables this optimization.
+* The assembler now optimizes the exception frame information generated by egcs 
+  and gcc 2.8.  The new --traditional-format option disables this optimization.
 
-Added --gstabs option to generate stabs debugging information.
+* Added --gstabs option to generate stabs debugging information.
 
-The -a option takes a new suboption, m (e.g., -alm) to expand macros in a
-listing.
+* The -a option takes a new suboption, m (e.g., -alm) to expand macros in a 
+  listing.
 
-Added -MD option to print dependencies.
+* Added -MD option to print dependencies.
 
 Changes in 2.8:
 
-BeOS support added.
+* BeOS support added.
 
-MIPS16 support added.
+* MIPS16 support added.
 
-Motorola ColdFire 5200 support added (configure for m68k and use -m5200).
+* Motorola ColdFire 5200 support added (configure for m68k and use -m5200).
 
-Alpha/VMS support added.
+* Alpha/VMS support added.
 
-m68k options --base-size-default-16, --base-size-default-32,
---disp-size-default-16, and --disp-size-default-32 added.
+* m68k options --base-size-default-16, --base-size-default-32,
+  --disp-size-default-16, and --disp-size-default-32 added.
 
-The alignment directives now take an optional third argument, which is the
-maximum number of bytes to skip.  If doing the alignment would require skipping
-more than the given number of bytes, the alignment is not done at all.
+* The alignment directives now take an optional third argument, which is the
+  maximum number of bytes to skip.  If doing the alignment would require
+  skipping more than the given number of bytes, the alignment is not done at
+  all.
 
-The ELF assembler has a new pseudo-op, .symver, used for symbol versioning.
+* The ELF assembler has a new pseudo-op, .symver, used for symbol versioning.
 
-The -a option takes a new suboption, c (e.g., -alc), to skip false conditionals
-in listings.
+* The -a option takes a new suboption, c (e.g., -alc), to skip false
+  conditionals in listings.
 
-Added new pseudo-op, .equiv; it's like .equ, except that it is an error if the
-symbol is already defined.
+* Added new pseudo-op, .equiv; it's like .equ, except that it is an error if
+  the symbol is already defined.
 
 Changes in 2.7:
 
-The PowerPC assembler now allows the use of symbolic register names (r0, etc.)
-if -mregnames is used.  Symbolic names preceded by a '%' (%r0, etc.) can be
-used any time.  PowerPC 860 move to/from SPR instructions have been added.
+* The PowerPC assembler now allows the use of symbolic register names (r0,
+  etc.) if -mregnames is used.  Symbolic names preceded by a '%' (%r0, etc.)
+  can be used any time.  PowerPC 860 move to/from SPR instructions have been
+  added.
 
-Alpha Linux (ELF) support added.
+* Alpha Linux (ELF) support added.
 
-PowerPC ELF support added.
+* PowerPC ELF support added.
 
-m68k Linux (ELF) support added.
+* m68k Linux (ELF) support added.
 
-i960 Hx/Jx support added.
+* i960 Hx/Jx support added.
 
-i386/PowerPC gnu-win32 support added.
+* i386/PowerPC gnu-win32 support added.
 
-SCO ELF support added.  For OpenServer 5 targets (i386-unknown-sco3.2v5) the
-default is to build COFF-only support.  To get a set of tools that generate ELF
-(they'll understand both COFF and ELF), you must configure with
-target=i386-unknown-sco3.2v5elf.
+* SCO ELF support added.  For OpenServer 5 targets (i386-unknown-sco3.2v5) the
+  default is to build COFF-only support.  To get a set of tools that generate
+  ELF (they'll understand both COFF and ELF), you must configure with 
+  target=i386-unknown-sco3.2v5elf.
 
-m88k-motorola-sysv3* support added.
+* m88k-motorola-sysv3* support added.
 
 Changes in 2.6:
 
-Gas now directly supports macros, without requiring GASP.
+* Gas now directly supports macros, without requiring GASP.
 
-Gas now has an MRI assembler compatibility mode.  Use -M or --mri to select MRI
-mode.  The pseudo-op ``.mri 1'' will switch into the MRI mode until the ``.mri
-0'' is seen; this can be convenient for inline assembler code.
+* Gas now has an MRI assembler compatibility mode.  Use -M or --mri to select
+  MRI mode.  The pseudo-op ``.mri 1'' will switch into the MRI mode until the
+  ``.mri 0'' is seen; this can be convenient for inline assembler code.
 
-Added --defsym SYM=VALUE option.
+* Added --defsym SYM=VALUE option.
 
-Added -mips4 support to MIPS assembler.
+* Added -mips4 support to MIPS assembler.
 
-Added PIC support to Solaris and SPARC SunOS 4 assembler.
+* Added PIC support to Solaris and SPARC SunOS 4 assembler.
 
 Changes in 2.4:
 
-Converted this directory to use an autoconf-generated configure script.
+* Converted this directory to use an autoconf-generated configure script.
 
-ARM support, from Richard Earnshaw.
+* ARM support, from Richard Earnshaw.
 
-Updated VMS support, from Pat Rankin, including considerably improved debugging
-support.
+* Updated VMS support, from Pat Rankin, including considerably improved
+  debugging support.
 
-Support for the control registers in the 68060.
+* Support for the control registers in the 68060.
 
-Handles (ignores) a new directive ".this_GCC_requires_the_GNU_assembler", to
-provide for possible future gcc changes, for targets where gas provides some
-features not available in the native assembler.  If the native assembler is
-used, it should become obvious pretty quickly what the problem is.
+* Handles (ignores) a new directive ".this_GCC_requires_the_GNU_assembler", to
+  provide for possible future gcc changes, for targets where gas provides some 
+  features not available in the native assembler.  If the native assembler is 
+  used, it should become obvious pretty quickly what the problem is.
 
-Usage message is available with "--help".
+* Usage message is available with "--help".
 
-The GNU Assembler Preprocessor (gasp) is included.  (Actually, it was in 2.3
-also, but didn't get into the NEWS file.)
+* The GNU Assembler Preprocessor (gasp) is included.  (Actually, it was in 2.3 
+  also, but didn't get into the NEWS file.)
 
-Weak symbol support for a.out.
+* Weak symbol support for a.out.
 
-A bug in the listing code which could cause an infinite loop has been fixed.
-Bugs in listings when generating a COFF object file have also been fixed.
+* A bug in the listing code which could cause an infinite loop has been fixed. 
+  Bugs in listings when generating a COFF object file have also been fixed.
 
-Initial i386-svr4 PIC implementation from Eric Youngdale, based on code by Paul
-Kranenburg.
+* Initial i386-svr4 PIC implementation from Eric Youngdale, based on code by
+  Paul Kranenburg.
 
-Improved Alpha support.  Immediate constants can have a much larger range now.
-Support for the 21164 has been contributed by Digital.
+* Improved Alpha support.  Immediate constants can have a much larger range
+  now. Support for the 21164 has been contributed by Digital.
 
-Updated ns32k (pc532-mach, netbsd532) support from Ian Dall.
+* Updated ns32k (pc532-mach, netbsd532) support from Ian Dall.
 
 Changes in 2.3:
 
-Mach i386 support, by David Mackenzie and Ken Raeburn.
-
-RS/6000 and PowerPC support by Ian Taylor.
+* Mach i386 support, by David Mackenzie and Ken Raeburn.
 
-VMS command scripts (make-gas.com, config-gas.com) have been worked on a bit,
-based on mail received from various people.  The `-h#' option should work again
-too.
+* RS/6000 and PowerPC support by Ian Taylor.
 
-HP-PA work, by Jeff Law.  Note, for the PA, gas-2.3 has been designed to work
-with gdb-4.12 and gcc-2.6.  As gcc-2.6 has not been released yet, a special
-version of gcc-2.5.8 has been patched to work with gas-2.3.  You can retrieve
-this special version of gcc-2.5.8 via anonymous ftp from jaguar.cs.utah.edu
-in the "dist" directory.
+* VMS command scripts (make-gas.com, config-gas.com) have been worked on a bit,
+  based on mail received from various people.  The `-h#' option should work
+  again too.
 
-Vax support in gas fixed for BSD, so it builds and seems to run a couple simple
-tests okay.  I haven't put it through extensive testing.  (GNU make is
-currently required for BSD 4.3 builds.)
+* HP-PA work, by Jeff Law.  Note, for the PA, gas-2.3 has been designed to work
+  with gdb-4.12 and gcc-2.6.  As gcc-2.6 has not been released yet, a special 
+  version of gcc-2.5.8 has been patched to work with gas-2.3.  You can retrieve
+  this special version of gcc-2.5.8 via anonymous ftp from jaguar.cs.utah.edu
+  in the "dist" directory.
 
-Support for the DEC Alpha, running OSF/1 (ECOFF format).  The gas support is
-based on code donated by CMU, which used an a.out-based format.  I'm afraid the
-alpha-a.out support is pretty badly mangled, and much of it removed; making it
-work will require rewriting it as BFD support for the format anyways.
+* Vax support in gas fixed for BSD, so it builds and seems to run a couple
+  simple tests okay.  I haven't put it through extensive testing.  (GNU make is
+  currently required for BSD 4.3 builds.)
 
-Irix 5 support.
+* Support for the DEC Alpha, running OSF/1 (ECOFF format).  The gas support is 
+  based on code donated by CMU, which used an a.out-based format.  I'm afraid
+  the alpha-a.out support is pretty badly mangled, and much of it removed;
+  making it work will require rewriting it as BFD support for the format anyways.
 
-The test suites have been fixed up a bit, so that they should work with a
-couple different versions of expect and dejagnu.
+* Irix 5 support.
 
-Symbols' values are now handled internally as expressions, permitting more
-flexibility in evaluating them in some cases.  Some details of relocation
-handling have also changed, and simple constant pool management has been added,
-to make the Alpha port easier.
+* The test suites have been fixed up a bit, so that they should work with a 
+  couple different versions of expect and dejagnu.
 
-New option "--statistics" for printing out program run times.  This is intended
-to be used with the gcc "-Q" option, which prints out times spent in various
-phases of compilation.  (You should be able to get all of them printed out with
-"gcc -Q -Wa,--statistics", I think.)
+* Symbols' values are now handled internally as expressions, permitting more 
+  flexibility in evaluating them in some cases.  Some details of relocation 
+  handling have also changed, and simple constant pool management has been
+  added, to make the Alpha port easier.
 
-----------------------------------------------------------------
+* New option "--statistics" for printing out program run times.  This is
+  intended to be used with the gcc "-Q" option, which prints out times spent in
+  various phases of compilation.  (You should be able to get all of them
+  printed out with "gcc -Q -Wa,--statistics", I think.)
 
 Changes in 2.2:
 
-RS/6000 AIX and MIPS SGI Irix 5 support has been added.
-
-Configurations that are still in development (and therefore are convenient to
-have listed in configure.in) still get rejected without a minor change to
-gas/Makefile.in, so people not doing development work shouldn't get the
-impression that support for such configurations is actually believed to be
-reliable.
+* RS/6000 AIX and MIPS SGI Irix 5 support has been added.
 
-The program name (usually "as") is printed when a fatal error message is
-displayed.  This should prevent some confusion about the source of occasional
-messages about "internal errors".
+* Configurations that are still in development (and therefore are convenient to 
+  have listed in configure.in) still get rejected without a minor change to 
+  gas/Makefile.in, so people not doing development work shouldn't get the
+  impression that support for such configurations is actually believed to be
+  reliable.
 
-ELF support is falling into place.  Support for the 386 should be working.
-Support for SPARC Solaris is in.  HPPA support from Utah is being integrated.
+* The program name (usually "as") is printed when a fatal error message is 
+  displayed.  This should prevent some confusion about the source of occasional
+  messages about "internal errors".
 
-Symbol values are maintained as expressions instead of being immediately boiled
-down to add-symbol, sub-symbol, and constant.  This permits slightly more
-complex calculations involving symbols whose values are not alreadey known.
+* ELF support is falling into place.  Support for the 386 should be working. 
+  Support for SPARC Solaris is in.  HPPA support from Utah is being integrated.
 
-DBX-style debugging info ("stabs") is now supported for COFF formats.
-If any stabs directives are seen in the source, GAS will create two new
-sections: a ".stab" and a ".stabstr" section.  The format of the .stab
-section is nearly identical to the a.out symbol format, and .stabstr is
-its string table.  For this to be useful, you must have configured GCC
-to generate stabs (by defining DBX_DEBUGGING_INFO), and must have a GDB
-that can use the stab sections (4.11 or later).
+* Symbol values are maintained as expressions instead of being immediately
+  boiled down to add-symbol, sub-symbol, and constant.  This permits slightly
+  more complex calculations involving symbols whose values are not alreadey
+  known.
 
-LynxOS, on i386 and m68k platforms, is now supported.  SPARC LynxOS
-support is in progress.
+* DBX-style debugging info ("stabs") is now supported for COFF formats.
+  If any stabs directives are seen in the source, GAS will create two new 
+  sections: a ".stab" and a ".stabstr" section.  The format of the .stab 
+  section is nearly identical to the a.out symbol format, and .stabstr is
+  its string table.  For this to be useful, you must have configured GCC
+  to generate stabs (by defining DBX_DEBUGGING_INFO), and must have a GDB
+  that can use the stab sections (4.11 or later).
 
-----------------------------------------------------------------
+* LynxOS, on i386 and m68k platforms, is now supported.  SPARC LynxOS 
+  support is in progress.
 
 Changes in 2.1:
 
-Several small fixes for i386-aix (PS/2) support from Minh Tran-Le have been
-incorporated, but not well tested yet.
+* Several small fixes for i386-aix (PS/2) support from Minh Tran-Le have been 
+  incorporated, but not well tested yet.
 
-Altered the opcode table split for m68k; it should require less VM to compile
-with gcc now.
+* Altered the opcode table split for m68k; it should require less VM to compile 
+  with gcc now.
 
-Some minor adjustments to add (Convergent Technologies') Miniframe support,
-suggested by Ronald Cole.
+* Some minor adjustments to add (Convergent Technologies') Miniframe support,
+  suggested by Ronald Cole.
 
-HPPA support (running OSF only, not HPUX) has been contributed by Utah.  This
-includes improved ELF support, which I've started adapting for SPARC Solaris
-2.x.  Integration isn't completely, so it probably won't work.
+* HPPA support (running OSF only, not HPUX) has been contributed by Utah.  This
+  includes improved ELF support, which I've started adapting for SPARC Solaris
+  2.x.  Integration isn't completely, so it probably won't work.
 
-HP9000/300 support, donated by HP, has been merged in.
+* HP9000/300 support, donated by HP, has been merged in.
 
-Ian Taylor has finished the MIPS ECOFF (Ultrix, Irix) support.
+* Ian Taylor has finished the MIPS ECOFF (Ultrix, Irix) support.
 
-Better error messages for unsupported configurations (e.g., hppa-hpux).
+* Better error messages for unsupported configurations (e.g., hppa-hpux).
 
-Test suite framework is starting to become reasonable.
-
-----------------------------------------------------------------
+* Test suite framework is starting to become reasonable.
 
 Changes in 2.0:
 
-Mostly bug fixes.
-
-Some more merging of BFD and ELF code, but ELF still doesn't work.
+* Mostly bug fixes.
 
-----------------------------------------------------------------
+* Some more merging of BFD and ELF code, but ELF still doesn't work.
 
 Changes in 1.94:
 
-BFD merge is partly done.  Adventurous souls may try giving configure the
-"--with-bfd-assembler" option.  Currently, ELF format requires it, a.out format
-accepts it; SPARC CPU accepts it.  It's the default only for OS "elf" or
-"solaris".  (ELF isn't really supported yet.  It needs work.  I've got some
-code from Utah for HP-PA ELF, and from DG for m88k ELF, but they're not fully
-merged yet.)
-
-The 68K opcode table has been split in half.  It should now compile under gcc
-without consuming ridiculous amounts of memory.
+* BFD merge is partly done.  Adventurous souls may try giving configure the
+  "--with-bfd-assembler" option.  Currently, ELF format requires it, a.out
+  format accepts it; SPARC CPU accepts it.  It's the default only for OS "elf"
+  or "solaris".  (ELF isn't really supported yet.  It needs work.  I've got
+  some code from Utah for HP-PA ELF, and from DG for m88k ELF, but they're not
+  fully merged yet.)
 
-A couple data structures have been reduced in size.  This should result in
-saving a little bit of space at runtime.
+* The 68K opcode table has been split in half.  It should now compile under gcc
+  without consuming ridiculous amounts of memory.
 
-Support for MIPS, from OSF and Ralph Campbell, has been merged in.  The OSF
-code provided ROSE format support, which I haven't merged in yet.  (I can make
-it available, if anyone wants to try it out.)  Ralph's code, for BSD 4.4,
-supports a.out format.  We don't have ECOFF support in just yet; it's coming.
+* A couple data structures have been reduced in size.  This should result in
+  saving a little bit of space at runtime.
 
-Support for the Hitachi H8/500 has been added.
+* Support for MIPS, from OSF and Ralph Campbell, has been merged in.  The OSF
+  code provided ROSE format support, which I haven't merged in yet.  (I can
+  make it available, if anyone wants to try it out.)  Ralph's code, for BSD
+  4.4, supports a.out format.  We don't have ECOFF support in just yet; it's
+  coming.
 
-VMS host and target support should be working now, thanks chiefly to Eric
-Youngdale.
+* Support for the Hitachi H8/500 has been added.
 
-----------------------------------------------------------------
+* VMS host and target support should be working now, thanks chiefly to Eric
+  Youngdale.
 
 Changes in 1.93.01:
 
-For m68k, support for more processors has been added: 68040, CPU32, 68851.
+* For m68k, support for more processors has been added: 68040, CPU32, 68851.
 
-For i386, .align is now power-of-two; was number-of-bytes.
+* For i386, .align is now power-of-two; was number-of-bytes.
 
-For m68k, "%" is now accepted before register names.  For COFF format, which
-doesn't use underscore prefixes for C labels, it is required, so variable "a0"
-can be distinguished from the register.
+* For m68k, "%" is now accepted before register names.  For COFF format, which
+  doesn't use underscore prefixes for C labels, it is required, so variable "a0"
+  can be distinguished from the register.
 
-Last public release was 1.38.  Lots of configuration changes since then, lots
-of new CPUs and formats, lots of bugs fixed.
+* Last public release was 1.38.  Lots of configuration changes since then, lots
+  of new CPUs and formats, lots of bugs fixed.
 
 
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