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107 lines
3.8 KiB
Plaintext
107 lines
3.8 KiB
Plaintext
# Copyright (C) 2016-2021 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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if {![istarget "arc*-*-*"]} then {
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return
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}
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if {[which $OBJDUMP] == 0} then {
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perror "$OBJDUMP does not exist"
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return
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}
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send_user "Version [binutil_version $OBJDUMP]"
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# Helper functions
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# Create object file from the assembly source.
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proc do_objfile { srcfile } {
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global srcdir
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global subdir
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set objfile [regsub -- "\.s$" $srcfile ".o"]
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if {![binutils_assemble $srcdir/$subdir/$srcfile tmpdir/$objfile]} then {
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return
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}
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if [is_remote host] {
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set objfile [remote_download host tmpdir/$objfile]
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} else {
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set objfile tmpdir/$objfile
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}
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return $objfile
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}
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# Ensure that disassembler output includes EXPECTED lines.
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proc check_assembly { testname objfile expected { disas_flags "" } } {
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global OBJDUMP
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global OBJDUMPFLAGS
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if [string equal "" $objfile] then {
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fail $testname
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return
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}
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set got [binutils_run $OBJDUMP "$OBJDUMPFLAGS --disassemble $disas_flags \
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$objfile"]
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if [regexp $expected $got] then {
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pass $testname
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} else {
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fail $testname
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}
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}
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# Make sure that a warning message is generated (because the disassembly does
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# not match the assembled instructions, which has happened because the user
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# has not specified a -M option on the disassembler command line, and so the
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# disassembler has had to guess as the instruction class in use).
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set want "Warning: disassembly.*vmac2hnfr\[ \t\]*r0,r2,r4.*dmulh12.f\[ \t\]*r0,r2,r4.*dmulh11.f"
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check_assembly "Warning test" [do_objfile dsp.s] $want
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set warn_double_reg "Warning: illegal use of double register pair."
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check_assembly "Warning faulty double regs" [do_objfile double_regs.s] \
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$warn_double_reg
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set double_store_hs_expected {std\s*r0r1,\[r3\]}
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set objfile [do_objfile double_store.s]
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check_assembly "arc double_store default -M" $objfile \
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$double_store_hs_expected
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check_assembly "arc double_store -Mcpu=hs" $objfile \
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$double_store_hs_expected "-Mcpu=hs"
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check_assembly "arc double_store -Mcpu=hs38_linux" $objfile \
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$double_store_hs_expected "-Mcpu=hs38_linux"
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set double_store_em_expected {word\s*0x1b000006}
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check_assembly "arc double_store -Mcpu=em" $objfile \
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$double_store_em_expected "-Mcpu=em"
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check_assembly "arc double_store -Mcpu=em4_dmips" $objfile \
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$double_store_em_expected "-Mcpu=em4_dmips"
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# Test to ensure that only value up to the next `,' is checked. There used to
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# be a bug, where whole `em,fpus' was compared against known CPU values, and
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# that comparison would fail. When this bug is present, whole cpu= option will
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# be ignored and instruction will be disassembled as ARC HS.
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check_assembly "arc double_store -Mcpu=em,fpus" $objfile \
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$double_store_em_expected "-Mcpu=em,fpus"
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# Make sure that the last cpu= value is used.
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check_assembly "arc double_store -Mcpu=hs,cpu=em" $objfile \
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$double_store_em_expected "-Mcpu=hs,cpu=em"
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# Check the hex printing for short immediates.
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set thexobj [do_objfile hexprint.s]
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check_assembly "arc hex printing" $thexobj \
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{st\s*r0,\[r1,0xfffffff7\]} "-Mhex"
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check_assembly "arc normal printing" $thexobj \
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{st\s*r0,\[r1,-9\]}
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