-# Copyright 1998, 2000, 2001, 2002, 2003, 2004, 2007, 2008
-# Free Software Foundation, Inc.
+# Copyright 1998-2019 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
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
-#
-# Please email any bugs, comments, and/or additions to this file to:
-# bug-gdb@prep.ai.mit.edu
#
# This file was written by Kendra.
-if $tracelevel then {
- strace $tracelevel
-}
-
#
# Test debugging assembly level programs.
# This file uses asmsrc[12].s for input.
#
-set prms_id 0
-set bug_id 0
set asm-arch ""
set asm-note "empty"
set link-flags "-e _start"
set debug-flags ""
+set obj_include -I[standard_output_file {}]
+
switch -glob -- [istarget] {
"alpha*-*-*" {
set asm-arch alpha
# ??? Won't work with ecoff systems like Tru64, but then we also
# don't have any other -g flag that creates mdebug output.
- set asm-flags "-no-mdebug -I${srcdir}/${subdir} -I${objdir}/${subdir}"
+ set asm-flags "-no-mdebug -I${srcdir}/${subdir} $obj_include"
set debug-flags "-gdwarf-2"
}
- "*arm-*-*" {
+ "arm*-*-*" {
set asm-arch arm
}
- "xscale-*-*" {
- set asm-arch arm
+ "aarch64*-*-*" {
+ set asm-arch aarch64
+ }
+ "bfin-*-*" {
+ set asm-arch bfin
}
"frv-*-*" {
set asm-arch frv
"i\[3456\]86-*-*" {
set asm-arch i386
}
+ "lm32-*" {
+ set asm-arch lm32
+ }
"m32r*-linux*" {
set asm-arch m32r-linux
}
}
"m6811-*-*" {
set asm-arch m68hc11
- set asm-flags "-mshort-double -m68hc11 --no-warn -I${srcdir}/${subdir} -I${objdir}/${subdir}"
+ set asm-flags "-mshort-double -m68hc11 --no-warn -I${srcdir}/${subdir} $obj_include"
set debug-flags "-gdwarf-2"
# This asm test is specific and uses the linker directly.
# We must not use the target board linker script defined for other
}
"m6812-*-*" {
set asm-arch m68hc11
- set asm-flags "-mshort-double -m68hc12 --no-warn -I${srcdir}/${subdir} -I${objdir}/${subdir}"
+ set asm-flags "-mshort-double -m68hc12 --no-warn -I${srcdir}/${subdir} $obj_include"
set debug-flags "-gdwarf-2"
# This asm test is specific and uses the linker directly.
# We must not use the target board linker script defined for other
"mips*-*" {
set asm-arch mips
}
+ "powerpc64le-*" {
+ set asm-arch powerpc64le
+ set asm-flags "-a64 -I${srcdir}/${subdir} $obj_include"
+ append link-flags " -m elf64lppc"
+ }
"powerpc*-*" {
- set asm-arch powerpc
+ if { [is_lp64_target] } {
+ set asm-arch powerpc64
+ set asm-flags "-a64 -I${srcdir}/${subdir} $obj_include"
+ append link-flags " -m elf64ppc"
+ } else {
+ set asm-arch powerpc
+ set asm-flags "-a32 -I${srcdir}/${subdir} $obj_include"
+ append link-flags " -m elf32ppc"
+ }
}
"sh*-*-*" {
set asm-arch sh
}
"sparc64-*-*" {
set asm-arch sparc64
- set asm-flags "-xarch=v9 -I${srcdir}/${subdir} -I${objdir}/${subdir}"
+ set asm-flags "-xarch=v9 -I${srcdir}/${subdir} $obj_include"
set debug-flags "-gdwarf-2"
}
- "spu*-*-*" {
- set asm-arch spu
- set asm-flags "-I${srcdir}/${subdir} -I${objdir}/${subdir} --no-warn"
- set debug-flags "-gdwarf-2"
- }
"xstormy16-*-*" {
set asm-arch xstormy16
set debug-flags "-gdwarf-2"
set asm-arch pa
set debug-flags "-gdwarf-2"
}
- "hppa64-*-hpux*" {
- set asm-arch pa64
- set debug-flags "-gdwarf-2"
- }
"h83*-*" {
set asm-arch h8300
set debug-flags "-gdwarf-2"
}
if { "${asm-arch}" == "" } {
- untested asm-source.exp
+ untested "skipping tests due to no asm architecture"
return -1
}
if [board_info $dest exists multilib_flags] {
set multilib_flags [board_info $dest multilib_flags]
if { "${multilib_flags}" != "" } {
- untested asm-source.exp
+ untested "failed to compile"
return -1
- return;
+ return
}
}
-set testfile "asm-source"
-set binfile ${objdir}/${subdir}/${testfile}
-set srcfile1 asmsrc1.s
-set srcfile2 asmsrc2.s
+standard_testfile asmsrc1.s asmsrc2.s
+
+set arch_inc [standard_output_file arch.inc]
+set note_inc [standard_output_file note.inc]
-remote_exec build "rm -f ${subdir}/arch.inc"
-remote_download host ${srcdir}/${subdir}/${asm-arch}.inc ${subdir}/arch.inc
-remote_exec build "rm -f ${subdir}/note.inc"
-remote_download host ${srcdir}/${subdir}/${asm-note}.inc ${subdir}/note.inc
+remote_exec build "rm -f $arch_inc"
+remote_download host ${srcdir}/${subdir}/${asm-arch}.inc $arch_inc
+remote_exec build "rm -f $note_inc"
+remote_download host ${srcdir}/${subdir}/${asm-note}.inc $note_inc
if { [string equal ${asm-flags} ""] } {
- set asm-flags "-I${srcdir}/${subdir} -I${objdir}/${subdir}"
+ set asm-flags "-I${srcdir}/${subdir} $obj_include"
}
if { [string equal ${debug-flags} ""] } {
# The GNU assembler does not support level options like "-g2" or "-g3".
regsub "--" "-g\[0-9\]" "${debug-flags}" "" debug-flags
-if {[target_assemble ${srcdir}/${subdir}/${srcfile1} asmsrc1.o "${asm-flags} ${debug-flags}"] != ""} then {
- untested asm-source.exp
+set asm1obj [standard_output_file asmrc1.o]
+set asm2obj [standard_output_file asmrc2.o]
+
+if {[target_assemble ${srcdir}/${subdir}/${srcfile} $asm1obj "${asm-flags} ${debug-flags}"] != ""} then {
+ untested "failed to assemble"
return -1
}
-if {[target_assemble ${srcdir}/${subdir}/${srcfile2} asmsrc2.o "${asm-flags} ${debug-flags}"] != ""} then {
- untested asm-source.exp
+if {[target_assemble ${srcdir}/${subdir}/${srcfile2} $asm2obj "${asm-flags} ${debug-flags}"] != ""} then {
+ untested "failed to assemble"
return -1
}
# code here that provides its own startup code. Using target_link
# also avoids a lot of problems on many systems, most notably on
# *-*-*bsd* and *-*-solaris2*.
-if {[target_link "asmsrc1.o asmsrc2.o" "${binfile}" ${link-flags}] != "" } then {
- untested asm-source.exp
+if {[target_link [list $asm1obj $asm2obj] "${binfile}" ${link-flags}] != "" } then {
+ untested "failed to link"
return -1
}
set_board_info ldscript $old_ldscript
}
-remote_exec build "mv asmsrc1.o asmsrc2.o ${objdir}/${subdir}"
-
# Collect some line numbers.
+set line_enter [expr [gdb_get_line_number "main enter" "asmsrc1.s"] + 1]
set line_main [expr [gdb_get_line_number "main start" "asmsrc1.s"] + 1]
set line_call_foo2 [expr [gdb_get_line_number "call foo2" "asmsrc1.s"] + 1]
set line_search_comment [expr [gdb_get_line_number "search" "asmsrc1.s"] + 1]
#
if ![runto_main] then {
- gdb_suppress_tests
+ fail "can't run to main"
+ return 0
}
# Execute the `f' command and see if the result includes source info.
-gdb_test "f" "asmsrc1\[.\]s:$line_main.*several_nops" "f at main"
+gdb_test "f" "asmsrc1\[.\]s:$line_enter.*gdbasm_enter" "f at main"
+
+# Execute the `n' command.
+gdb_test "n" "$line_main\[ \]*.*several_nops" "n at main"
# See if we properly `next' over a macro with several insns.
gdb_test "n" "$line_call_foo2\[ \]*.*foo2" "next over macro"
# Test 'info target', and incidentally capture the entry point address.
set entry_point 0
-send_gdb "info target\n"
-gdb_expect {
+gdb_test_multiple "info target" "info target" {
-re "Symbols from .*asm-source.*Entry point: 0x(\[01232456789abcdefABCDEF\]+).*$gdb_prompt $" {
set entry_point $expect_out(1,string)
pass "info target"
}
- -re ".*$gdb_prompt $" {
- fail "info target"
- }
- timeout {
- fail "info target (timeout)"
- }
}
# Capture the start symbol (may be '_start' or 'start')
set entry_symbol ""
-send_gdb "info symbol 0x$entry_point\n"
-gdb_expect {
+gdb_test_multiple "info symbol 0x$entry_point" "info symbol" {
-re "info symbol 0x$entry_point\[\r\n\]+(\[^\r\n\]*) in section .*$gdb_prompt $" {
# We match the echoed `info symbol' command here, to help us
# reliably identify the beginning of the start symbol in the
set entry_symbol $expect_out(1,string)
pass "info symbol"
}
- -re ".*$gdb_prompt $" {
- fail "info symbol"
- }
- timeout {
- fail "info symbol (timeout)"
- }
}
# Now try a 'list' from the other source file.
gdb_test "bt 2" "\#0.*foo2.*asmsrc2\[.\]s:$line_call_foo3.*\#1.*main.*asmsrc1\[.\]s:$line_call_foo2.*" "bt 2 in foo2"
# Step into another subroutine which lives back in the first source file.
-gdb_test "s" "" "s 2"
+gdb_test "s" ".*" "s 2"
# Next over insns to set up the stack frame.
-gdb_test "n" "" "n 2"
+gdb_test "n" ".*" "n 2"
# Now see if a capped `bt' is correct.
gdb_test "bt 3" "\#0.*foo3.*asmsrc1\[.\]s:$line_foo3.*\#1.*foo2.*asmsrc2\[.\]s:$line_call_foo3.*\#2.*main.*asmsrc1\[.\]s:$line_call_foo2.*" "bt 3 in foo3"
"info source asmsrc1.s"
# Try 'finishing' from foo3
-gdb_test "finish" "Run till exit from.*\[\r\n\]$line_call_foo3_again\[ \t\]+gdbasm_call foo3" \
- "finish from foo3"
+# Some architectures will have one or more instructions after the
+# call instruction which still is part of the call sequence, so we
+# must be prepared for a "finish" to show us the caller line
+# again as well as the statement after.
+gdb_test_multiple "finish" "finish from foo3" {
+ -re "Run till exit from.*\[\r\n\]$line_call_foo3\[ \t\]+gdbasm_call foo3.*$gdb_prompt $" {
+ pass "finish from foo3"
+ gdb_test "s" ".*" "s after finish"
+ }
+ -re "Run till exit from.*\[\r\n\]$line_call_foo3_again\[ \t\]+gdbasm_call foo3.*$gdb_prompt $" {
+ pass "finish from foo3"
+ }
+}
# Try 'info source' from asmsrc2.s
gdb_test "info source" \
# with dynamic linking, where the system's shared libc was compiled
# with debugging info; for example, on Linux, this produces 47kb of
# output. So we consume it as we go.
-send_gdb "info sources\n"
set seen_asmsrc_1 0
set seen_asmsrc_2 0
-gdb_expect {
+gdb_test_multiple "info sources" "info sources" {
-re "^\[^,\]*asmsrc1.s(, |\[\r\n\]+)" {
set seen_asmsrc_1 1
exp_continue
fail "info sources"
}
}
- timeout {
- fail "info sources (timeout)"
- }
}
# Try 'info line'
gdb_test "info line" \
- "Line $line_call_foo3_again of.*asmsrc2.s.*starts at.*<foo2+.*> and ends at.*<foo2+.*>." \
+ "Line $line_call_foo3_again of.*asmsrc2.s.*starts at.*<\\.?foo2+.*> and ends at.*<\\.?foo2+.*>." \
"info line"
# Try 'nexting' over next call to foo3
gdb_test "next" "$line_foo2_leave\[ \t\]+gdbasm_leave" "next over foo3"
# Try 'return' from foo2
-gdb_test "return" "\#0 main .*$line_main_exit\[ \t\]+gdbasm_exit0" "return from foo2" \
- "Make (foo2|selected stack frame) return now\?.*" "y"
+# Like "finish", "return" command also can return to the caller
+# line again or the statement after, depending on the architecture.
+gdb_test_multiple "return" "return from foo2" {
+ -re "Make (foo2|selected stack frame) return now\\? .y or n. " {
+ send_gdb "y\n"
+ exp_continue
+ }
+ -re "\#0.*main .*$line_call_foo2\[ \t\]+gdbasm_call foo2.*$gdb_prompt $" {
+ pass "return from foo2"
+ gdb_test "s" ".*" "s after return"
+ }
+ -re "\#0.*main .*$line_main_exit\[ \t\]+gdbasm_exit0.*$gdb_prompt $" {
+ pass "return from foo2"
+ }
+}
# Disassemble something, check the output
proc test_dis { command var } {
global gdb_prompt
- send_gdb "${command}\n"
- gdb_expect {
+ gdb_test_multiple "${command}" "${command}" {
-re "${var}.*:.*(Cannot access|Bad address)" {
# The "disassembler" was only accessing the local
# executable and that would cause attempts to disassemble
-re "${var}.*:.*${gdb_prompt}" {
pass "${command}"
}
- timeout {
- fail "${command} (timeout)"
- }
}
}
# See if we can look at a global variable, three ways
-gdb_test "print globalvar" ".* = 11" "look at global variable"
+gdb_test "print (int) globalvar" ".* = 11" "look at global variable"
test_dis "x/i &globalvar" "globalvar"
-test_dis "disassem &globalvar &globalvar+1" "globalvar"
+test_dis "disassem &globalvar, (int *) &globalvar+1" "globalvar"
# See if we can look at a static variable, three ways
-gdb_test "print staticvar" ".* = 5" "look at static variable"
+gdb_test "print (int) staticvar" ".* = 5" "look at static variable"
test_dis "x/i &staticvar" "staticvar"
-test_dis "disassem &staticvar &staticvar+1" "staticvar"
+test_dis "disassem &staticvar, (int *) &staticvar+1" "staticvar"
# See if we can look at a static function
-gdb_test "disassem foostatic" ".*<foostatic\\+0>:.*End of assembler dump." \
+gdb_test "disassem foostatic" ".*<\\+0>:.*End of assembler dump." \
"look at static function"
-remote_exec build "rm -f ${subdir}/arch.inc"
-remote_exec build "rm -f ${subdir}/note.inc"
+remote_exec build "rm -f $arch_inc"
+remote_exec build "rm -f $note_inc"