https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=230000 The original testcase https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=230000#c1 requires too recent GCC. Index: gdb-7.5.50.20130215/gdb/testsuite/gdb.arch/powerpc-power6.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.5.50.20130215/gdb/testsuite/gdb.arch/powerpc-power6.exp 2013-02-25 14:31:06.658827177 +0100 @@ -0,0 +1,54 @@ +# Copyright 2007 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +# Test PowerPC Power6 instructions disassembly. + +if {![istarget "powerpc*-*-*"]} then { + verbose "Skipping PowerPC Power6 instructions disassembly." + return +} + +set testfile "powerpc-power6" +set srcfile ${testfile}.s +set objfile [standard_output_file ${testfile}.o] + +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${objfile}" object {debug}] != "" } { + untested "PowerPC prologue tests" + return -1 +} + + +gdb_exit +gdb_start +gdb_reinitialize_dir $srcdir/$subdir +gdb_load ${objfile} + +# Disassemble the function. + +gdb_test "disass func" ":\tblr\r\n.*" "Basic disassembly" + +gdb_test "disass func" ":\tdcbzl *r8,r9\r\n.*" "Power5 disassembly dcbzl" +gdb_test "disass func" ":\tfrsqrtes *f10,f11\r\n.*" "Power5 disassembly frsqrtes" +gdb_test "disass func" ":\tdadd *f1,f2,f1\r\n.*" "Power6 disassembly dadd" +gdb_test "disass func" ":\tdaddq *f0,f2,f0\r\n.*" "Power6 disassembly daddq" +gdb_test "disass func" ":\tdsub *f1,f2,f1\r\n.*" "Power6 disassembly dsub" +gdb_test "disass func" ":\tdsubq *f0,f2,f0\r\n.*" "Power6 disassembly dsubq" +gdb_test "disass func" ":\tdmul *f1,f2,f1\r\n.*" "Power6 disassembly dmul" +gdb_test "disass func" ":\tdmulq *f0,f2,f0\r\n.*" "Power6 disassembly dmulq" +gdb_test "disass func" ":\tddiv *f1,f2,f1\r\n.*" "Power6 disassembly ddiv" +gdb_test "disass func" ":\tddivq *f0,f2,f0\r\n.*" "Power6 disassembly ddivq" +gdb_test "disass func" ":\tdcmpu *cr1,f2,f1\r\n.*" "Power6 disassembly dcmpu" +gdb_test "disass func" ":\tdcmpuq *cr1,f2,f0\r\n.*" "Power6 disassembly dcmpuq" Index: gdb-7.5.50.20130215/gdb/testsuite/gdb.arch/powerpc-power6.s =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-7.5.50.20130215/gdb/testsuite/gdb.arch/powerpc-power6.s 2013-02-25 14:31:06.659827178 +0100 @@ -0,0 +1,16 @@ + .text + .globl func +func: + blr + .long 0x7c284fec /* dcbzl r8,r9 */ + .long 0xed405834 /* frsqrtes f10,f11 */ + .long 0xec220804 /* dadd f1,f2,f1 */ + .long 0xfc020004 /* daddq f0,f2,f0 */ + .long 0xec220c04 /* dsub f1,f2,f1 */ + .long 0xfc020404 /* dsubq f0,f2,f0 */ + .long 0xec220844 /* dmul f1,f2,f1 */ + .long 0xfc020044 /* dmulq f0,f2,f0 */ + .long 0xec220c44 /* ddiv f1,f2,f1 */ + .long 0xfc020444 /* ddivq f0,f2,f0 */ + .long 0xec820d04 /* dcmpu cr1,f2,f1 */ + .long 0xfc820504 /* dcmpuq cr1,f2,f0 */