}
# `runto' does not check we stopped really at the function we specified.
-proc reach {func command} {
- global gdb_prompt
+# DISPLACEMENT can be "NONE", "ZERO" or "NONZERO"
+proc reach {func command displacement} {
+ global gdb_prompt expect_out
+
+ global pf_prefix
+ set old_ldprefix $pf_prefix
+ lappend pf_prefix "reach-$func:"
if [gdb_breakpoint $func allow-pending] {
- set test "reach $func"
+ set test "reach"
+ set test_displacement "seen displacement message as $displacement"
gdb_test_multiple $command $test {
+ -re "Using PIE \\(Position Independent Executable\\) displacement (0x\[0-9a-f\]+) " {
+ # Missing "$gdb_prompt $" is intentional.
+ if {$expect_out(1,string) == "0x0"} {
+ set case "ZERO"
+ } else {
+ set case "NONZERO"
+ }
+ if {$displacement == $case} {
+ pass $test_displacement
+ # Permit multiple such messages.
+ set displacement "FOUND-$displacement"
+ } elseif {$displacement != "FOUND-$case"} {
+ fail $test_displacement
+ }
+ exp_continue
+ }
-re "Breakpoint \[0-9\]+, $func \\(.*\\) at .*:\[0-9\]+\r\n.*$gdb_prompt $" {
pass $test
}
- -re "Breakpoint \[0-9\]+, \[0-9xa-f\]+ in $func \\(\\)( from .*)?\r\n$gdb_prompt $" {
+ -re "Breakpoint \[0-9\]+, \[0-9xa-f\]+ in $func \\(\\)( from .*)?\r\n$gdb_prompt $" {
pass $test
}
}
+ if ![regexp {^(NONE|FOUND-.*)$} $displacement] {
+ fail $test_displacement
+ }
}
+
+ set pf_prefix $old_ldprefix
}
-proc test_core {file} {
- global srcdir subdir gdb_prompt
+proc test_core {file displacement} {
+ global srcdir subdir gdb_prompt expect_out
set corefile [core_find $file {} "segv"]
if {$corefile == ""} {
return
}
+ global pf_prefix
+ set old_ldprefix $pf_prefix
+ lappend pf_prefix "core:"
+
gdb_exit
gdb_start
# Clear it to never find any separate debug infos in $debug_root.
gdb_reinitialize_dir $srcdir/$subdir
gdb_load $file
- # Do not check the binary filename as it may be truncated.
- gdb_test "core-file $corefile" "Core was generated by .*\r\n#0 .*" "core loaded"
+ # Print the "PIE (Position Independent Executable) displacement" message.
+ gdb_test "set verbose on"
+
+ set test "core loaded"
+ set test_displacement "seen displacement message"
+ gdb_test_multiple "core-file $corefile" $test {
+ -re "Using PIE \\(Position Independent Executable\\) displacement (0x\[0-9a-f\]+) " {
+ # Missing "$gdb_prompt $" is intentional.
+ if {$expect_out(1,string) == "0x0"} {
+ set case "ZERO"
+ } else {
+ set case "NONZERO"
+ }
+ if {$displacement == $case} {
+ pass $test_displacement
+ # Permit multiple such messages.
+ set displacement "FOUND-$displacement"
+ } elseif {$displacement != "FOUND-$case"} {
+ fail $test_displacement
+ }
+ exp_continue
+ }
+ -re "Core was generated by .*\r\n#0 .*$gdb_prompt $" {
+ # Do not check the binary filename as it may be truncated.
+ pass $test
+ }
+ }
+ if ![regexp {^(NONE|FOUND-.*)$} $displacement] {
+ fail $test_displacement
+ }
gdb_test "bt" "#\[0-9\]+ +\[^\r\n\]*\\mlibfunc\\M\[^\r\n\]*\r\n#\[0-9\]+ +\[^\r\n\]*\\mmain\\M.*" "core main bt"
+
+ set pf_prefix $old_ldprefix
}
-proc test_attach {file} {
- global board_info
+proc test_attach {file displacement} {
+ global board_info gdb_prompt expect_out
gdb_exit
}
}
+ global pf_prefix
+ set old_ldprefix $pf_prefix
+ lappend pf_prefix "attach:"
+
gdb_exit
gdb_start
- gdb_test "attach $pid" "Attaching to process $pid\r\n.*" "attach"
+
+ # Print the "PIE (Position Independent Executable) displacement" message.
+ gdb_test "set verbose on"
+
+ set test "attach"
+ gdb_test_multiple "attach $pid" $test {
+ -re "Attaching to process $pid\r\n" {
+ # Missing "$gdb_prompt $" is intentional.
+ pass $test
+ }
+ }
+
+ set test "attach final prompt"
+ set test_displacement "seen displacement message"
+ gdb_test_multiple "" $test {
+ -re "Using PIE \\(Position Independent Executable\\) displacement (0x\[0-9a-f\]+) " {
+ # Missing "$gdb_prompt $" is intentional.
+ if {$expect_out(1,string) == "0x0"} {
+ set case "ZERO"
+ } else {
+ set case "NONZERO"
+ }
+ if {$displacement == $case} {
+ pass $test_displacement
+ # Permit multiple such messages.
+ set displacement "FOUND-$displacement"
+ } elseif {$displacement != "FOUND-$case"} {
+ fail $test_displacement
+ }
+ exp_continue
+ }
+ -re "$gdb_prompt $" {
+ pass $test
+ }
+ }
+ if ![regexp {^(NONE|FOUND-.*)$} $displacement] {
+ fail $test_displacement
+ }
+
gdb_test "bt" "#\[0-9\]+ +\[^\r\n\]*\\mlibfunc\\M\[^\r\n\]*\r\n#\[0-9\]+ +\[^\r\n\]*\\mmain\\M.*" "attach main bt"
gdb_exit
remote_exec host "kill -9 $pid"
+
+ set pf_prefix $old_ldprefix
}
-proc test_ld {file ifmain trynosym} {
- global srcdir subdir gdb_prompt
+proc test_ld {file ifmain trynosym displacement} {
+ global srcdir subdir gdb_prompt expect_out
# First test normal `file'-command loaded $FILE with symbols.
gdb_reinitialize_dir $srcdir/$subdir
gdb_load $file
- reach "dl_main" "run segv"
+ # Print the "PIE (Position Independent Executable) displacement" message.
+ gdb_test "set verbose on"
+
+ reach "dl_main" "run segv" $displacement
gdb_test "bt" "#0 +\[^\r\n\]*\\mdl_main\\M.*" "dl bt"
if $ifmain {
- reach "main" continue
+ # Displacement message will be printed the second time on initializing
+ # the linker from svr4_special_symbol_handling. If any ANOFFSET has
+ # been already set as non-zero the detection will no longer be run.
+ if {$displacement == "NONZERO"} {
+ set displacement_main "NONE"
+ } else {
+ set displacement_main $displacement
+ }
+ reach "main" continue $displacement_main
- reach "libfunc" continue
+ reach "libfunc" continue "NONE"
gdb_test "bt" "#0 +\[^\r\n\]*\\mlibfunc\\M\[^\r\n\]*\r\n#1 +\[^\r\n\]*\\mmain\\M.*" "main bt"
- test_core $file
+ test_core $file $displacement
- test_attach $file
+ test_attach $file $displacement
}
if !$trynosym {
gdb_test "set debug-file-directory"
gdb_reinitialize_dir $srcdir/$subdir
+ # Print the "PIE (Position Independent Executable) displacement" message.
+ gdb_test "set verbose on"
+
# Test no (error) message has been printed by `exec-file'.
set escapedfile [string_to_regexp $file]
gdb_test "exec-file $file" "exec-file $escapedfile" "load"
if $ifmain {
- reach "dl_main" run
+ reach "dl_main" run $displacement
set test "info files"
set entrynohex ""
gdb_test_multiple $test $test {
-re "\r\n\[\t \]*Entry point:\[\t \]*0x(\[0-9a-f\]+)\r\n.*$gdb_prompt $" {
- set entrynohex $expect_out(1,string)
+ set entrynohex $expect_out(1,string)
pass $test
}
}
} else {
# There is no symbol to break at ld.so. Moreover it can exit with an
# error code.
- gdb_test "run" "Program exited (normally|with code \[0-9\]+)\\." "ld.so exit"
+
+ set test "ld.so exit"
+ set test_displacement "seen displacement message"
+ gdb_test_multiple "run" $test {
+ -re "Using PIE \\(Position Independent Executable\\) displacement (0x\[0-9a-f\]+) " {
+ # Missing "$gdb_prompt $" is intentional.
+ if {$expect_out(1,string) == "0x0"} {
+ set case "ZERO"
+ } else {
+ set case "NONZERO"
+ }
+ if {$displacement == $case} {
+ pass $test_displacement
+ # Permit multiple such messages.
+ set displacement "FOUND-$displacement"
+ } elseif {$displacement != "FOUND-$case"} {
+ fail $test_displacement
+ }
+ exp_continue
+ }
+ -re "Program exited (normally|with code \[0-9\]+)\\.\r\n$gdb_prompt $" {
+ # Do not check the binary filename as it may be truncated.
+ pass $test
+ }
+ }
+ if ![regexp {^(NONE|FOUND-.*)$} $displacement] {
+ fail $test_displacement
+ }
}
set pf_prefix $old_ldprefix
if ![prelink$ldprelink $interp] {
continue
}
- test_ld $interp 0 [expr {$ldsepdebug == "NO"}]
+ if {$ldprelink == "NO"} {
+ set displacement "NONZERO"
+ } else {
+ set displacement "ZERO"
+ }
+ test_ld $interp 0 [expr {$ldsepdebug == "NO"}] $displacement
if ![copy $interp $interp_saved] {
continue
if {[prelink$binprelink "--dynamic-linker=$interp --ld-library-path=$dir $exec $interp [concat $dests]" [file tail $exec]]
&& [copy $interp_saved $interp]} {
- test_ld $exec 1 [expr {$binsepdebug == "NO"}]
+ if {$binpie == "NO"} {
+ set displacement "NONE"
+ } elseif {$binprelink == "NO"} {
+ set displacement "NONZERO"
+ } else {
+ set displacement "ZERO"
+ }
+ test_ld $exec 1 [expr {$binsepdebug == "NO"}] $displacement
}
}
}
projects / binutils-gdb.git / commitdiff