mirror of
https://github.com/darlinghq/darling-gdb.git
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232 lines
7.1 KiB
Plaintext
232 lines
7.1 KiB
Plaintext
# Copyright 1998, 2000 Free Software Foundation, Inc.
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#
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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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# Please email any bugs, comments, and/or additions to this file to:
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# bug-gdb@prep.ai.mit.edu
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#
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# This file was written by Kendra.
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if $tracelevel then {
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strace $tracelevel
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}
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#
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# Test debugging assembly level programs.
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# This file uses asmsrc[12].s for input.
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#
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set prms_id 0
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set bug_id 0
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set asm-arch ""
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set asm-flags ""
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set link-flags ""
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if [istarget "*arm-*-*"] then {
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set asm-arch arm
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}
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if [istarget "xscale-*-*"] then {
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set asm-arch arm
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}
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if [istarget "d10v-*-*"] then {
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set asm-arch d10v
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}
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if [istarget "s390-*-*"] then {
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set asm-arch s390
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}
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if [istarget "i\[3456\]86-*-*"] then {
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set asm-arch i386
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}
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if [istarget "m32r*-*"] then {
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set asm-arch m32r
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}
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if [istarget "sparc-*-*"] then {
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set asm-arch sparc
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}
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if [istarget "xstormy16-*-*"] then {
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set asm-arch xstormy16
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set asm-flags "-gdwarf2 -I${srcdir}/${subdir} -I${objdir}/${subdir}"
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}
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if { "${asm-arch}" == "" } {
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gdb_suppress_entire_file "Assembly source test -- not implemented for this target."
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}
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set testfile "asm-source"
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set binfile ${objdir}/${subdir}/${testfile}
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set src1 ${srcdir}/${subdir}/asmsrc1.s
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set src2 ${srcdir}/${subdir}/asmsrc2.s
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if { "${asm-flags}" == "" } {
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#set asm-flags "-Wa,-gstabs,-I${srcdir}/${subdir},-I${objdir}/${subdir}"
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set asm-flags "-gstabs -I${srcdir}/${subdir} -I${objdir}/${subdir}"
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}
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if {[target_assemble ${src1} asmsrc1.o "${asm-flags}"] != ""} then {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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if {[target_assemble ${src2} asmsrc2.o "${asm-flags}"] != ""} then {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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set opts "debug ldflags=-nostartfiles"
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foreach i ${link-flags} {
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append opts " ldflags=$i"
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}
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if { [gdb_compile "asmsrc1.o asmsrc2.o" "${binfile}" executable $opts] != "" } {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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remote_exec build "mv asmsrc1.o asmsrc2.o ${objdir}/${subdir}"
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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#
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# Run to `main' where we begin our tests.
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#
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if ![runto_main] then {
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gdb_suppress_tests
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}
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# Execute the `f' command and see if the result includes source info.
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gdb_test "f" "asmsrc1\[.\]s:29.*several_nops" "f at main"
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# See if we properly `next' over a macro with several insns.
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gdb_test "n" "33\[ \]*.*foo2" "next over macro"
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# See if we can properly `step' into a subroutine call.
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gdb_test "s" "8\[ \]*.*" "step into foo2"
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# Test 'info target', and incidentally capture the entry point address.
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set entry_point 0
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send_gdb "info target\n"
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gdb_expect {
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-re "Symbols from .*asm-source.*Entry point: 0x(\[01232456789abcdefABCDEF\]+).*$gdb_prompt $" {
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set entry_point $expect_out(1,string)
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pass "info target"
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}
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-re ".*$gdb_prompt $" {
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fail "info target"
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}
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timeout {
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fail "info target (timeout)"
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}
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}
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# Capture the start symbol (may be '_start' or 'start')
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set entry_symbol ""
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send_gdb "info symbol 0x$entry_point\n"
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gdb_expect {
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-re "info symbol 0x$entry_point\[\r\n\]+(\[^\r\n\]*) in section .*$gdb_prompt $" {
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# We match the echoed `info symbol' command here, to help us
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# reliably identify the beginning of the start symbol in the
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# command's output. You might think we could just use '^' to
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# start matching at the beginning of the line, but
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# unfortunately, in Expect, '^' matches the beginning of the
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# input that hasn't been matched by any expect clause yet. If
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# every expect clause consumes a complete line, along with its
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# terminating CR/LF, this is equivalent to the beginning of a
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# line. But expect clauses that end with `.*' will consume as
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# much as happened to arrive from the TTY --- exactly where
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# they leave you depends on inter-process timing. :(
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set entry_symbol $expect_out(1,string)
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pass "info symbol"
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}
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-re ".*$gdb_prompt $" {
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fail "info symbol"
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}
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timeout {
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fail "info symbol (timeout)"
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}
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}
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# Now try a 'list' from the other source file.
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gdb_test "list $entry_symbol" ".*gdbasm_startup.*" "list"
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# Now try a source file search
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gdb_test "search A routine for foo2 to call" \
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"39\[ \t\]+comment \"A routine for foo2 to call.\"" "search"
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# See if `f' prints the right source file.
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gdb_test "f" ".*asmsrc2\[.\]s:8.*" "f in foo2"
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# `next' one insn (or macro) to set up our stackframe (for the following bt).
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gdb_test "n" "12\[ \]*.*foo3" "n in foo2"
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# See if a simple `bt' prints the right source files and
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# doesn't fall off the stack.
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gdb_test "bt 10" \
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"\#0.*foo2.*asmsrc2\[.\]s:12.*\#1.*main.*asmsrc1\[.\]s:33(.*\#2.*start\[^\r\n\]*)?" \
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"bt ALL in foo2"
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# See if a capped `bt' prints the right source files.
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gdb_test "bt 2" "\#0.*foo2.*asmsrc2\[.\]s:12.*\#1.*main.*asmsrc1\[.\]s:33.*" "bt 2 in foo2"
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# Step into another subroutine which lives back in the first source file.
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gdb_test "s" "" "s 2"
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# Next over insns to set up the stack frame.
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gdb_test "n" "" "n 2"
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# Now see if a capped `bt' is correct.
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gdb_test "bt 3" "\#0.*foo3.*asmsrc1\[.\]s:44.*\#1.*foo2.*asmsrc2\[.\]s:12.*\#2.*main.*asmsrc1\[.\]s:33.*" "bt 3 in foo3"
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# Try 'info source' from asmsrc1.s
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gdb_test "info source" \
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"Current source file is .*asmsrc1.s.*Source language is asm.*" \
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"info source asmsrc1.s"
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# Try 'finishing' from foo3
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gdb_test "finish" "Run till exit from.*\[\r\n\]13\[ \t\]+gdbasm_call foo3" \
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"finish from foo3"
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# Try 'info source' from asmsrc2.s
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gdb_test "info source" \
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"Current source file is .*asmsrc2.s.*Source language is asm.*" \
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"info source asmsrc2.s"
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# Try 'info sources'
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gdb_test "info sources" \
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"Source files .*asmsrc\[12\].s.*asmsrc\[12\].s.*" \
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"info sources"
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# Try 'info line'
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gdb_test "info line" \
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"Line 13 of.*asmsrc2.s.*starts at.*<foo2+.*> and ends at.*<foo2+.*>." \
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"info line"
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# Try 'nexting' over next call to foo3
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gdb_test "next" "17\[ \t\]+gdbasm_leave" "next over foo3"
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# Try 'return' from foo2
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gdb_test "return" "\#0 main .*37\[ \t\]+gdbasm_exit0" "return from foo2" \
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"Make selected stack frame return now\?.*" "y"
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# See if we can look at a global variable
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gdb_test "print globalvar" ".* = 11" "look at global variable"
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# See if we can look at a static variable
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gdb_test "print staticvar" ".* = 5" "look at static variable"
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# See if we can look at a static function
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gdb_test "disassem foostatic" ".*<foostatic>:.*End of assembler dump." \
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"look at static function"
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