diff options
Diffstat (limited to 'binutils')
-rw-r--r-- | binutils/ChangeLog | 7 | ||||
-rw-r--r-- | binutils/NEWS | 3 | ||||
-rw-r--r-- | binutils/doc/binutils.texi | 30 | ||||
-rw-r--r-- | binutils/testsuite/binutils-all/arc/dsp.s | 5 | ||||
-rw-r--r-- | binutils/testsuite/binutils-all/arc/objdump.exp | 55 |
5 files changed, 100 insertions, 0 deletions
diff --git a/binutils/ChangeLog b/binutils/ChangeLog index 6346e63..1d61f1c 100644 --- a/binutils/ChangeLog +++ b/binutils/ChangeLog @@ -1,3 +1,10 @@ +2016-07-20 Claudiu Zissulescu <claziss@synopsys.com> + + * doc/binutils.texi (objdump): Add ARC disassembler options. + * testsuite/binutils-all/arc/dsp.s: New file. + * testsuite/binutils-all/arc/objdump.exp: Likewise. + * NEWS: Mention the new feature. + 2016-07-20 Nick Clifton <nickc@redhat.com> * doc/binutils.texi (objcopy): Note that the localize symbol diff --git a/binutils/NEWS b/binutils/NEWS index 56adfa2..9ec9724 100644 --- a/binutils/NEWS +++ b/binutils/NEWS @@ -1,5 +1,8 @@ -*- text -*- +* The ARC port of objdump now accepts a -M option to specify the extra + instruction class(es) that should be disassembled. + * The --remove-section option for objcopy and strip now accepts section patterns starting with an exclamation point to indicate a non-matching section. A non-matching section is removed from the set of sections diff --git a/binutils/doc/binutils.texi b/binutils/doc/binutils.texi index 2f4ea0a..6038c72 100644 --- a/binutils/doc/binutils.texi +++ b/binutils/doc/binutils.texi @@ -2240,6 +2240,27 @@ some targets. If it is necessary to specify more than one disassembler option then multiple @option{-M} options can be used or can be placed together into a comma separated list. +For the ARC architecture the option can be used to specify the extra +instruction classes that should be disassembled. A comma separated +list of one or more of the following values should be used: + +@table @code +@item dsp +Recognize DSP instructions. +@item spfp +Recognize FPX SP instructions. +@item dpfp +Recognize FPX DP instructions. +@item quarkse_em +Recognize FPU QuarkSE-EM instructions. +@item fpuda +Recognize double assist FPU instructions. +@item fpus +Recognize single precision FPU instructions. +@item fpud +Recognize double precision FPU instructions. +@end table + If the target is an ARM architecture then this switch can be used to select which register name set is used during disassembler. Specifying @option{-M reg-names-std} (the default) will select the register names as @@ -2367,6 +2388,15 @@ ROM dumps). In these cases, the function entry mask would otherwise be decoded as VAX instructions, which would probably lead the rest of the function being wrongly disassembled. +For ARC, @option{dsp} controls the printing of DSP instructions, +@option{spfp} selects the printing of FPX single precision FP +instructions, @option{dpfp} selects the printing of FPX double +precision FP instructions, @option{quarkse_em} selects the printing of +special QuarkSE-EM instructions, @option{fpuda} selects the printing +of double precision assist instructions, @option{fpus} selects the +printing of FPU single precision FP instructions, while @option{fpud} +selects the printing of FPU souble precision FP instructions. + @item -p @itemx --private-headers Print information that is specific to the object file format. The exact diff --git a/binutils/testsuite/binutils-all/arc/dsp.s b/binutils/testsuite/binutils-all/arc/dsp.s new file mode 100644 index 0000000..8cca446 --- /dev/null +++ b/binutils/testsuite/binutils-all/arc/dsp.s @@ -0,0 +1,5 @@ + .cpu EM + .text + vmac2hnfr r0,r2,r4 + cmacchfr r0,r2,r4 + cmacchnfr r0,r2,r4 diff --git a/binutils/testsuite/binutils-all/arc/objdump.exp b/binutils/testsuite/binutils-all/arc/objdump.exp new file mode 100644 index 0000000..58c4a05 --- /dev/null +++ b/binutils/testsuite/binutils-all/arc/objdump.exp @@ -0,0 +1,55 @@ +# Copyright (C) 2016 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program 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 General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. + +if {![istarget "arc*-*-*"]} then { + return +} + +if {[which $OBJDUMP] == 0} then { + perror "$OBJDUMP does not exist" + return +} + +send_user "Version [binutil_version $OBJDUMP]" + +########################### +# Set up the test of dsp.s +########################### + +if {![binutils_assemble $srcdir/$subdir/dsp.s tmpdir/dsp.o]} then { + return +} + +if [is_remote host] { + set objfile [remote_download host tmpdir/dsp.o] +} else { + set objfile tmpdir/dsp.o +} + +# Make sure that a warning message is generated (because the disassembly does +# not match the assembled instructions, which has happened because the user +# has not specified a -M option on the disassembler command line, and so the +# disassembler has had to guess as the instruction class in use). + +set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS --disassemble $objfile"] + +set want "Warning: disassembly.*dsubh12\[ \t\]*r0,r2,r4.*dmulh12.f\[ \t\]*r0,r2,r4.*dmulh11.f" + +if [regexp $want $got] then { + pass "Warning test" +} else { + fail "Warning test" +} |