* gdb.base/callfuncs.exp (do_get_all_registers): Remove.

(fetch_all_registers): New function, uses gdb_test_multiple and
	exp_continue to fetch inferior output line-by-line.
	Replace all uses of do_get_all_registers by fetch_all_registers.
This commit is contained in:
Ulrich Weigand 2007-03-08 20:08:02 +00:00
parent 46579ac2da
commit a2f1aeb4a0
2 changed files with 64 additions and 30 deletions

View file

@ -1,3 +1,10 @@
2007-03-08 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* gdb.base/callfuncs.exp (do_get_all_registers): Remove.
(fetch_all_registers): New function, uses gdb_test_multiple and
exp_continue to fetch inferior output line-by-line.
Replace all uses of do_get_all_registers by fetch_all_registers.
2007-03-08 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* gdb.base/relativedebug.exp: Skip test if gdb,nosignals is set

View file

@ -236,28 +236,56 @@ proc do_function_calls {} {
}
# Procedure to get current content of all registers.
global all_registers_content
set all_registers_content ""
proc do_get_all_registers { } {
proc fetch_all_registers {test} {
global gdb_prompt
global expect_out
global all_registers_content
set all_registers_content ""
send_gdb "info all-registers\n"
gdb_expect {
-re "info all-registers\r\n(.*)$gdb_prompt $" {
set all_registers_content $expect_out(1,string)
set all_registers_lines {}
set bad -1
if {[gdb_test_multiple "info all-registers" $test {
-re "info all-registers\[\r\n\]+" {
exp_continue
}
-ex "The program has no registers now" {
set bad 1
exp_continue
}
-re "^bspstore\[ \t\]+\[^\r\n\]+\[\r\n\]+" {
if [istarget "ia64-*-*"] {
# Filter out bspstore which is specially tied to bsp,
# giving spurious differences.
regsub {\nbspstore[^\n]*\n} $all_registers_content "\n" all_registers_content
} else {
lappend all_registers_lines $expect_out(0,string)
}
exp_continue
}
default {}
-re "^\[^ \t\]+\[ \t\]+\[^\r\n\]+\[\r\n\]+" {
lappend all_registers_lines $expect_out(0,string)
exp_continue
}
-re ".*$gdb_prompt $" {
incr bad
}
-re "^\[^\r\n\]+\[\r\n\]+" {
if {!$bad} {
warning "Unrecognized output: $expect_out(0,string)"
set bad 1
}
exp_continue
}
}] != 0} {
return {}
}
if {$bad} {
fail $test
return {}
}
pass $test
return $all_registers_lines
}
# Start with a fresh gdb.
gdb_exit
@ -302,19 +330,18 @@ gdb_test "next" "t_structs_c\\(struct_val1\\);.*" \
"next to t_structs_c"
# Save all register contents.
do_get_all_registers
set old_reg_content $all_registers_content
set old_reg_content [fetch_all_registers "retrieve original register contents"]
# Perform function calls.
do_function_calls
# Check if all registers still have the same value.
do_get_all_registers
set new_reg_content $all_registers_content
if ![string compare $old_reg_content $new_reg_content] then {
set new_reg_content [fetch_all_registers \
"register contents after gdb function calls"]
if {$old_reg_content == $new_reg_content} then {
pass "gdb function calls preserve register contents"
} else {
set old_reg_content $all_registers_content
set old_reg_content $new_reg_content
fail "gdb function calls preserve register contents"
}
@ -330,9 +357,9 @@ gdb_test "continue" "Continuing.*" "continue from call dummy breakpoint"
if ![gdb_test "bt 2" \
"#0 main.*" \
"bt after continuing from call dummy breakpoint"] then {
do_get_all_registers
set new_reg_content $all_registers_content
if ![string compare $old_reg_content $new_reg_content] then {
set new_reg_content [fetch_all_registers \
"register contents after stop in call dummy"]
if {$old_reg_content == $new_reg_content} then {
pass "continue after stop in call dummy preserves register contents"
} else {
fail "continue after stop in call dummy preserves register contents"
@ -349,9 +376,9 @@ gdb_test "finish" \
if ![gdb_test "bt 2" \
"#0 main.*" \
"bt after finishing from call dummy breakpoint"] then {
do_get_all_registers
set new_reg_content $all_registers_content
if ![string compare $old_reg_content $new_reg_content] then {
set new_reg_content [fetch_all_registers \
"register contents after finish in call dummy"]
if {$old_reg_content == $new_reg_content} then {
pass "finish after stop in call dummy preserves register contents"
} else {
fail "finish after stop in call dummy preserves register contents"
@ -367,9 +394,9 @@ if ![gdb_test "return 7" \
"back at main after return from call dummy breakpoint" \
"Make add return now. .y or n.*" \
"y"] then {
do_get_all_registers
set new_reg_content $all_registers_content
if ![string compare $old_reg_content $new_reg_content] then {
set new_reg_content [fetch_all_registers \
"register contents after return in call dummy"]
if {$old_reg_content == $new_reg_content} then {
pass "return after stop in call dummy preserves register contents"
} else {
fail "return after stop in call dummy preserves register contents"
@ -424,9 +451,9 @@ gdb_test "finish" "Value returned is .* = 5" \
gdb_test "backtrace" "\#0 main .*" \
"backtrace after finish from nested call level 1"
do_get_all_registers
set new_reg_content $all_registers_content
if ![string compare $old_reg_content $new_reg_content] then {
set new_reg_content [fetch_all_registers \
"register contents after nested call dummies"]
if {$old_reg_content == $new_reg_content} then {
pass "nested call dummies preserve register contents"
} else {
fail "nested call dummies preserve register contents"