gdb/testsuite/gdb.asm/asm-source.exp

   1 #   Copyright 1998, 2000 Free Software Foundation, Inc.
   2 #
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 2 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16 #
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19 #
  20 # This file was written by Kendra.
  21
  22 if $tracelevel then {
  23     strace $tracelevel
  24 }
  25
  26 #
  27 # Test debugging assembly level programs.
  28 # This file uses asmsrc[12].s for input.
  29 #
  30
  31 set prms_id 0
  32 set bug_id 0
  33
  34 set asm-arch ""
  35 set asm-flags ""
  36 set link-flags ""
  37
  38 if [istarget "d10v-*-*"] then {
  39     set asm-arch d10v
  40 }
  41 if [istarget "s390-*-*"] then {
  42     set asm-arch s390
  43 }
  44 if [istarget "i\[3456\]86-*-*"] then {
  45     set asm-arch i386
  46 }
  47 if [istarget "m32r*-*"] then {
  48     set asm-arch m32r
  49 }
  50 if [istarget "sparc-*-*"] then {
  51     set asm-arch sparc
  52 }
  53 if { "${asm-arch}" == "" } {
  54     gdb_suppress_entire_file "Assembly source test -- not implemented for this target."
  55 }
  56
  57 set testfile "asm-source"
  58 set binfile ${objdir}/${subdir}/${testfile}
  59 set src1 ${srcdir}/${subdir}/asmsrc1.s
  60 set src2 ${srcdir}/${subdir}/asmsrc2.s
  61
  62 if { "${asm-flags}" == "" } {
  63     #set asm-flags "-Wa,-gstabs,-I${srcdir}/${subdir},-I${objdir}/${subdir}"
  64     set asm-flags "-gstabs -I${srcdir}/${subdir} -I${objdir}/${subdir}"
  65 }
  66
  67 if {[target_assemble ${src1} asmsrc1.o "${asm-flags}"] != ""} then {
  68      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  69 }
  70 if {[target_assemble ${src2} asmsrc2.o "${asm-flags}"] != ""} then {
  71      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  72 }
  73
  74 if  { [target_link "asmsrc1.o asmsrc2.o" ${binfile} "${link-flags}"] != "" } {
  75      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  76 }
  77
  78 remote_exec build "mv asmsrc1.o asmsrc2.o ${objdir}/${subdir}"
  79
  80
  81 gdb_start
  82 gdb_reinitialize_dir $srcdir/$subdir
  83 gdb_load ${binfile}
  84
  85 #
  86 # Run to `main' where we begin our tests.
  87 #
  88
  89 if ![runto_main] then {
  90     gdb_suppress_tests
  91 }
  92
  93 # Execute the `f' command and see if the result includes source info.
  94 gdb_test "f" "asmsrc1\[.\]s:29.*several_nops" "f at main"
  95
  96 # See if we properly `next' over a macro with several insns.
  97 gdb_test "n" "33\[      \]*.*foo2" "next over macro"
  98
  99 # See if we can properly `step' into a subroutine call.
 100 gdb_test "s" "8\[       \]*.*" "step into foo2"
 101
 102 # Test 'info target', and incidentally capture the entry point address.
 103 set entry_point 0
 104 send_gdb "info target\n"
 105 gdb_expect {
 106     -re "Symbols from .*asm-source.*Entry point: 0x(\[01232456789abcdefABCDEF\]+).*$gdb_prompt $" {
 107         set entry_point $expect_out(1,string)
 108         pass "info target"
 109     }
 110     -re ".*$gdb_prompt $" {
 111         fail "info target"
 112     }
 113     timeout {
 114         fail "info target (timeout)"
 115     }
 116 }
 117
 118 # Capture the start symbol (may be '_start' or 'start')
 119 set entry_symbol ""
 120 send_gdb "info symbol 0x$entry_point\n"
 121 gdb_expect {
 122     -re "info symbol 0x$entry_point\[\r\n\]*" {
 123         exp_continue
 124     }
 125     -re "^(.*) in section .*$gdb_prompt $" {
 126         # It's important to anchor the pattern above at the beginning
 127         # of the line.  Without that carat, the (.*) may end up
 128         # matching the empty string.
 129         set entry_symbol $expect_out(1,string)
 130         pass "info symbol"
 131     }
 132     -re ".*$gdb_prompt $" {
 133         fail "info symbol"
 134     }
 135     timeout {
 136         fail "info symbol (timeout)"
 137     }
 138 }
 139
 140 # Now try a 'list' from the other source file.
 141 gdb_test "list $entry_symbol" ".*gdbasm_startup.*" "list"
 142
 143 # Now try a source file search
 144 gdb_test "search A routine for foo2 to call" \
 145         "39\[ \t\]+comment \"A routine for foo2 to call.\"" "search"
 146
 147 # See if `f' prints the right source file.
 148 gdb_test "f" ".*asmsrc2\[.\]s:8.*" "f in foo2"
 149
 150 # `next' one insn (or macro) to set up our stackframe (for the following bt).
 151 gdb_test "n" "12\[      \]*.*foo3" "n in foo2"
 152
 153 # See if a simple `bt' prints the right source files and
 154 # doesn't fall off the stack.
 155
 156 gdb_test "bt 10" \
 157         "\#0.*foo2.*asmsrc2\[.\]s:12.*\#1.*main.*asmsrc1\[.\]s:33(.*\#2.*start\[^\r\n\]*)?" \
 158         "bt ALL in foo2"
 159
 160 # See if a capped `bt' prints the right source files.
 161 gdb_test "bt 2" "\#0.*foo2.*asmsrc2\[.\]s:12.*\#1.*main.*asmsrc1\[.\]s:33.*" "bt 2 in foo2"
 162
 163 # Step into another subroutine which lives back in the first source file.
 164 gdb_test "s" "" "s 2"
 165
 166 # Next over insns to set up the stack frame.
 167 gdb_test "n" "" "n 2"
 168
 169 # Now see if a capped `bt' is correct.
 170 gdb_test "bt 3" "\#0.*foo3.*asmsrc1\[.\]s:44.*\#1.*foo2.*asmsrc2\[.\]s:12.*\#2.*main.*asmsrc1\[.\]s:33.*" "bt 3 in foo3"
 171
 172 # Try 'info source' from asmsrc1.s
 173 gdb_test "info source" \
 174         "Current source file is .*asmsrc1.s.*Source language is asm.*" \
 175         "info source asmsrc1.s"
 176
 177 # Try 'finishing' from foo3
 178 gdb_test "finish" "Run till exit from.*\[\r\n\]13\[ \t\]+gdbasm_call foo3" \
 179         "finish from foo3"
 180
 181 # Try 'info source' from asmsrc2.s
 182 gdb_test "info source" \
 183         "Current source file is .*asmsrc2.s.*Source language is asm.*" \
 184         "info source asmsrc2.s"
 185
 186 # Try 'info sources'
 187 gdb_test "info sources" \
 188         "Source files .*asmsrc\[12\].s.*asmsrc\[12\].s.*" \
 189         "info sources"
 190
 191 # Try 'info line'
 192 gdb_test "info line" \
 193         "Line 13 of.*asmsrc2.s.*starts at.*<foo2+.*> and ends at.*<foo2+.*>." \
 194         "info line"
 195
 196 # Try 'nexting' over next call to foo3
 197 gdb_test "next" "17\[ \t\]+gdbasm_leave" "next over foo3"
 198
 199 # Try 'return' from foo2
 200 gdb_test "return" "\#0  main .*37\[ \t\]+gdbasm_exit0" "return from foo2" \
 201         "Make selected stack frame return now\?.*" "y"
 202
 203 # See if we can look at a global variable
 204 gdb_test "print globalvar" ".* = 11" "look at global variable"
 205
 206 # See if we can look at a static variable
 207 gdb_test "print staticvar" ".* = 5" "look at static variable"
 208
 209 # See if we can look at a static function
 210 gdb_test "disassem foostatic" ".*<foostatic>:.*End of assembler dump." \
 211         "look at static function"
 212