--- /dev/null
+diff -u -ruNp gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm32.S gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm32.S
+--- gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm32.S 1969-12-31 19:00:00.000000000 -0500
++++ gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm32.S 2007-08-02 13:23:10.000000000 -0400
+@@ -0,0 +1,78 @@
++/* This testcase is part of GDB, the GNU debugger.
++
++ 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. */
++
++ .section ".text"
++ .align 2
++ .globl func0
++ .type func0, @function
++func0:
++ stwu 1,-16(1)
++ mflr 0
++ stw 31,12(1)
++ stw 0,20(1)
++ mr 31,1
++ bl abort
++ .size func0, .-func0
++ .align 2
++ .globl func1
++ .type func1, @function
++func1:
++ stwu 1,-16(1)
++ mflr 0
++/* 20 = BO = branch always
++ 31 = BI = CR bit (ignored) */
++ bcl 20,31,.Lpie
++.Lpie: stw 31,12(1)
++ stw 0,20(1)
++ mr 31,1
++ bl func0
++ mr 0,3
++ lis 9,var@ha
++ lwz 9,var@l(9)
++ add 0,0,9
++ mr 3,0
++ lwz 11,0(1)
++ lwz 0,4(11)
++ mtlr 0
++ lwz 31,-4(11)
++ mr 1,11
++ blr
++ .size func1, .-func1
++ .section .note.GNU-stack,"",@progbits
++ .ident "GCC: (GNU) 3.4.6 20060404 (Red Hat 3.4.6-8)"
++
++/* Original source file:
++
++#include <stdlib.h>
++
++extern volatile int var;
++
++int func0 (void) __attribute__((__noinline__));
++int func0 (void)
++{
++ abort ();
++ return var;
++}
++
++int func1 (void) __attribute__((__noinline__));
++int func1 (void)
++{
++ return func0 () + var;
++}
++
++*/
+diff -u -ruNp gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm64.S gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm64.S
+--- gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm64.S 1969-12-31 19:00:00.000000000 -0500
++++ gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm64.S 2007-08-02 14:28:56.000000000 -0400
+@@ -0,0 +1,98 @@
++/* This testcase is part of GDB, the GNU debugger.
++
++ 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. */
++
++ .section ".toc","aw"
++ .section ".text"
++ .align 2
++ .globl func0
++ .section ".opd","aw"
++ .align 3
++func0:
++ .quad .L.func0,.TOC.@tocbase
++ .previous
++ .type func0, @function
++.L.func0:
++ mflr 0
++ std 31,-8(1)
++ std 0,16(1)
++ stdu 1,-128(1)
++ mr 31,1
++ bl abort
++ nop
++ .long 0
++ .byte 0,0,0,1,128,1,0,1
++ .size func0,.-.L.func0
++ .section ".toc","aw"
++.LC1:
++ .tc var[TC],var
++ .section ".text"
++ .align 2
++ .globl func1
++ .section ".opd","aw"
++ .align 3
++func1:
++ .quad .L.func1,.TOC.@tocbase
++ .previous
++ .type func1, @function
++.L.func1:
++ mflr 0
++/* 20 = BO = branch always
++ 31 = BI = CR bit (ignored) */
++ bcl 20,31,.Lpie
++.Lpie: std 31,-8(1)
++ std 0,16(1)
++ stdu 1,-128(1)
++ mr 31,1
++ bl func0
++ mr 11,3
++ ld 9,.LC1@toc(2)
++ lwz 0,0(9)
++ add 0,11,0
++ extsw 0,0
++ mr 3,0
++ ld 1,0(1)
++ ld 0,16(1)
++ mtlr 0
++ ld 31,-8(1)
++ blr
++ .long 0
++ .byte 0,0,0,1,128,1,0,1
++ .size func1,.-.L.func1
++ .section .note.GNU-stack,"",@progbits
++ .ident "GCC: (GNU) 3.4.6 20060404 (Red Hat 3.4.6-8)"
++
++/* Original source file:
++
++#include <stdlib.h>
++
++extern volatile int var;
++
++int func0 (void) __attribute__((__noinline__));
++int func0 (void)
++{
++ abort ();
++ return var;
++}
++
++int func1 (void) __attribute__((__noinline__));
++int func1 (void)
++{
++ return func0 () + var;
++}
++
++*/
+diff -u -ruNp gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.c gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.c
+--- gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.c 1969-12-31 19:00:00.000000000 -0500
++++ gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.c 2007-08-02 13:25:10.000000000 -0400
+@@ -0,0 +1,29 @@
++/* This testcase is part of GDB, the GNU debugger.
++
++ 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. */
++
++/* Force `-fpie' double jump bl->blrl. */
++/* No longer used. */
++volatile int var;
++
++extern int func1 (void);
++
++int main (void)
++{
++ func1 ();
++ return 0;
++}
+diff -u -ruNp gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.exp gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.exp
+--- gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.exp 1969-12-31 19:00:00.000000000 -0500
++++ gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.exp 2007-08-02 14:21:29.000000000 -0400
+@@ -0,0 +1,72 @@
++# Copyright 2006, 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 unwinding fixes of the PPC platform, specifically on the coping with BCL
++# jump of the PIE code.
++
++if ![istarget "powerpc*-*-linux*"] then {
++ verbose "Skipping powerpc-linux prologue tests."
++ return
++}
++
++set testfile "powerpc-bcl-prologue"
++set srcfile1 ${testfile}.c
++set flags "debug"
++if [istarget "powerpc-*"] then {
++ set srcfile2 ${testfile}-asm32.S
++ set flags "$flags additional_flags=-m32"
++} elseif [istarget "powerpc64-*"] then {
++ set srcfile2 ${testfile}-asm64.S
++ set flags "$flags additional_flags=-m64"
++} else {
++ fail "powerpc arch test"
++ return
++}
++set objfile2 ${objdir}/${subdir}/${testfile}-asm.o
++set binfile ${objdir}/${subdir}/${testfile}
++
++if { [gdb_compile "${srcdir}/${subdir}/${srcfile1} ${srcdir}/${subdir}/${srcfile2}" ${binfile} executable $flags] != ""} {
++ return -1
++}
++
++gdb_exit
++gdb_start
++gdb_reinitialize_dir $srcdir/$subdir
++gdb_load ${binfile}
++
++# We should stop in abort(3).
++
++gdb_run_cmd
++
++gdb_test_multiple {} "continue to abort()" {
++ -re ".*Program received signal SIGABRT,.*$gdb_prompt $" {
++ pass "continue to abort()"
++ }
++}
++
++# Check backtrace:
++# #3 0x0804835f in func0 ()
++# #4 0x0804836a in func1 ()
++# #5 0x0804838c in main ()
++# (gdb)
++# `\\.?' prefixes are needed for ppc64 without `debug' (another bug).
++
++set test "matching unwind"
++gdb_test_multiple "backtrace" $test {
++ -re "\r\n#\[0-9\]\[^\r\n\]* in \\.?func0 \\(\[^\r\n\]*\r\n#\[0-9\]\[^\r\n\]* in \\.?func1 \\(\[^\r\n\]*\r\n#\[0-9\]\[^\r\n\]* in \\.?main \\(\[^\r\n\]*\r\n$gdb_prompt $" {
++ pass $test
++ }
++}
+
+Fixup the testcase for ppc64 biarch GDB.
+
+--- ./gdb/testsuite/gdb.arch/powerpc-prologue.exp 2008-01-13 13:32:19.000000000 +0100
++++ ./gdb/testsuite/gdb.arch/powerpc-prologue.exp 2008-01-02 00:04:10.000000000 +0100
+@@ -17,8 +17,9 @@
+ # Test PowerPC prologue analyzer.
+
+ # Do not run on AIX (where we won't be able to build the tests without
+-# some surgery) or on PowerPC64 (ditto, dot symbols).
+-if {[istarget *-*-aix*] || ![istarget "powerpc-*-*"]} then {
++# some surgery). PowerPC64 target would break due to dot symbols but we build
++# there PowerPC32 inferior.
++if {[istarget *-*-aix*] || ![istarget "powerpc*-*-*"]} then {
+ verbose "Skipping PowerPC prologue tests."
+ return
+ }
projects / people / pmueller / ipfire-3.x.git / blobdiff