78 lines
3 KiB
Text
78 lines
3 KiB
Text
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# Copyright 2008, 2009, 2010 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, see <http://www.gnu.org/licenses/>.
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# This test can only be run on targets which support DWARF-2 and use gas.
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# For now pick a sampling of likely targets.
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load_lib mi-support.exp
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set MIFLAGS "-i=mi"
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if {![istarget *-*-linux*]
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&& ![istarget *-*-gnu*]
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&& ![istarget *-*-elf*]
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&& ![istarget *-*-openbsd*]
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&& ![istarget arm-*-eabi*]
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&& ![istarget powerpc-*-eabi*]} {
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return 0
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}
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set testfile "dw2-ref-missing-frame"
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set srcsfile ${testfile}.S
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set objsfile ${objdir}/${subdir}/${testfile}.o
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set srcfuncfile ${testfile}-func.c
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set objfuncfile ${objdir}/${subdir}/${testfile}-func.o
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set srcmainfile ${testfile}-main.c
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set objmainfile ${objdir}/${subdir}/${testfile}-main.o
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set executable ${testfile}
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set binfile ${objdir}/${subdir}/${executable}
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if { [gdb_compile "${srcdir}/${subdir}/${srcsfile}" $objsfile object {}] != ""
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|| [gdb_compile "${srcdir}/${subdir}/${srcfuncfile}" $objfuncfile object {}] != ""
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|| [gdb_compile "${srcdir}/${subdir}/${srcmainfile}" $objmainfile object {debug}] != ""
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|| [gdb_compile "$objsfile $objfuncfile $objmainfile" $binfile executable {}] != "" } {
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return -1
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}
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if [mi_gdb_start] {
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continue
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}
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mi_delete_breakpoints
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mi_gdb_reinitialize_dir $srcdir/$subdir
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mi_gdb_load ${binfile}
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if [mi_runto func_nofb_marker] {
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# First try referencing DW_AT_frame_base which is not defined.
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mi_gdb_test "300-stack-list-locals --thread 1 --frame 1 --all-values" \
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"300\\^done,locals=\\\[\{name=\"func_nofb_var\",value=\"\\\<error reading variable: Could not find the frame base for \\\\\"func_nofb\\\\\"\\\.\\\>\"\},\{name=\"func_nofb_var2\",value=\"\\\<error reading variable: Could not find the frame base for \\\\\"func_nofb\\\\\"\\\.\\\>\"\}\\\].*" \
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"test func_nofb_marker"
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}
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# GDB could have crashed.
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mi_gdb_exit
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if [mi_gdb_start] {
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continue
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}
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mi_delete_breakpoints
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mi_gdb_reinitialize_dir $srcdir/$subdir
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mi_gdb_load ${binfile}
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# And now try referencing DW_AT_frame_base defined using a self-reference
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# (DW_OP_fbreg).
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if [mi_runto func_loopfb_marker] {
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mi_gdb_test "301-stack-list-locals --thread 1 --frame 1 --all-values" \
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"301\\^done,locals=\\\[\{name=\"func_loopfb_var\",value=\"\\\<error reading variable: DWARF-2 expression error: Loop detected.*\"\},\{name=\"func_loopfb_var2\",value=\"\\\<error reading variable: DWARF-2 expression error: Loop detected.*\"\}\\\]" \
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"test func_loopfb_var"
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}
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