diff options
Diffstat (limited to 'gdb/testsuite/gdb.dap')
| -rw-r--r-- | gdb/testsuite/gdb.dap/scopes.c | 2 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.dap/scopes.exp | 247 |
2 files changed, 147 insertions, 102 deletions
diff --git a/gdb/testsuite/gdb.dap/scopes.c b/gdb/testsuite/gdb.dap/scopes.c index d8929f1..2a1d76c 100644 --- a/gdb/testsuite/gdb.dap/scopes.c +++ b/gdb/testsuite/gdb.dap/scopes.c @@ -27,6 +27,8 @@ int main () static int scalar = 23; + void *ptr = (void *) &scalar; + { const char *inner = "inner block"; diff --git a/gdb/testsuite/gdb.dap/scopes.exp b/gdb/testsuite/gdb.dap/scopes.exp index 59d344b..e4e5c28 100644 --- a/gdb/testsuite/gdb.dap/scopes.exp +++ b/gdb/testsuite/gdb.dap/scopes.exp @@ -25,123 +25,166 @@ if {[build_executable ${testfile}.exp $testfile] == -1} { return } -if {[dap_initialize] == ""} { - return -} +save_vars { ::env(GLIBC_TUNABLES) } { + + # If x86 shadow stack is supported we need to configure GLIBC_TUNABLES + # such that the feature is enabled and the register pl3_ssp is + # available. Otherwise the request to fetch all registers will fail + # with "message": "value is not available". + if { [allow_ssp_tests] } { + append_environment GLIBC_TUNABLES "glibc.cpu.hwcaps" "SHSTK" + } -set launch_id [dap_launch $testfile] + if {[dap_initialize] == ""} { + return + } -set line [gdb_get_line_number "BREAK"] -set obj [dap_check_request_and_response "set breakpoint by line number" \ - setBreakpoints \ - [format {o source [o path [%s]] breakpoints [a [o line [i %d]]]} \ - [list s $srcfile] $line]] -set line_bpno [dap_get_breakpoint_number $obj] + set launch_id [dap_launch $testfile] -dap_check_request_and_response "configurationDone" configurationDone + set line [gdb_get_line_number "BREAK"] + set obj [dap_check_request_and_response "set breakpoint by line number" \ + setBreakpoints \ + [format {o source [o path [%s]] breakpoints [a [o line [i %d]]]} \ + [list s $srcfile] $line]] + set line_bpno [dap_get_breakpoint_number $obj] -dap_check_response "launch response" launch $launch_id + dap_check_request_and_response "configurationDone" configurationDone -dap_wait_for_event_and_check "inferior started" thread "body reason" started + dap_check_response "launch response" launch $launch_id -dap_wait_for_event_and_check "stopped at line breakpoint" stopped \ - "body reason" breakpoint \ - "body hitBreakpointIds" $line_bpno + dap_wait_for_event_and_check "inferior started" thread "body reason" started -set bt [lindex [dap_check_request_and_response "backtrace" stackTrace \ - {o threadId [i 1]}] \ - 0] -set frame_id [dict get [lindex [dict get $bt body stackFrames] 0] id] + dap_wait_for_event_and_check "stopped at line breakpoint" stopped \ + "body reason" breakpoint \ + "body hitBreakpointIds" $line_bpno -set scopes [dap_check_request_and_response "get scopes" scopes \ + set bt [lindex [dap_check_request_and_response "backtrace" stackTrace \ + {o threadId [i 1]}] \ + 0] + set frame_id [dict get [lindex [dict get $bt body stackFrames] 0] id] + + set scopes [dap_check_request_and_response "get scopes" scopes \ [format {o frameId [i %d]} $frame_id]] -set scopes [dict get [lindex $scopes 0] body scopes] + set scopes [dict get [lindex $scopes 0] body scopes] -# Request the scopes twice, and verify that the results are identical. -# GDB previously had a bug where it would return new scopes each time. -set scopes2 [dap_check_request_and_response "get scopes again" scopes \ + # Request the scopes twice, and verify that the results are identical. + # GDB previously had a bug where it would return new scopes each time. + set scopes2 [dap_check_request_and_response "get scopes again" scopes \ [format {o frameId [i %d]} $frame_id]] -set scopes2 [dict get [lindex $scopes2 0] body scopes] -gdb_assert {$scopes2 == $scopes} "identical scopes requests yield same body" - -gdb_assert {[llength $scopes] == 2} "two scopes" - -lassign $scopes scope reg_scope -gdb_assert {[dict get $scope name] == "Locals"} "scope is locals" -gdb_assert {[dict get $scope presentationHint] == "locals"} \ - "locals presentation hint" -gdb_assert {[dict get $scope namedVariables] == 3} "three vars in scope" - -gdb_assert {[dict get $reg_scope name] == "Registers"} \ - "second scope is registers" -gdb_assert {[dict get $reg_scope presentationHint] == "registers"} \ - "registers presentation hint" -gdb_assert {[dict get $reg_scope namedVariables] > 0} "at least one register" - -set num [dict get $scope variablesReference] -# Send two requests and combine them, to verify that using a range -# works. -set refs1 [lindex [dap_check_request_and_response "fetch variables 0,1" \ - "variables" \ - [format {o variablesReference [i %d] count [i 2]} \ - $num]] \ - 0] -set refs2 [lindex [dap_check_request_and_response "fetch variables 2" \ - "variables" \ - [format {o variablesReference [i %d] \ - start [i 2] count [i 1]} \ - $num]] \ - 0] - -set vars [concat [dict get $refs1 body variables] \ - [dict get $refs2 body variables]] -foreach var $vars { - set name [dict get $var name] - - if {$name != "dei"} { - gdb_assert {[dict get $var variablesReference] == 0} \ - "$name has no structure" - } - - switch $name { - "inner" { - gdb_assert {[string match "*inner block*" [dict get $var value]]} \ - "check value of inner" + set scopes2 [dict get [lindex $scopes2 0] body scopes] + gdb_assert {$scopes2 == $scopes} "identical scopes requests yield same body" + + gdb_assert {[llength $scopes] == 2} "two scopes" + + lassign $scopes scope reg_scope + gdb_assert {[dict get $scope name] == "Locals"} "scope is locals" + gdb_assert {[dict get $scope presentationHint] == "locals"} \ + "locals presentation hint" + set count [dict get $scope namedVariables] + gdb_assert {$count == 4} "four vars in scope" + + gdb_assert {[dict get $reg_scope name] == "Registers"} \ + "second scope is registers" + gdb_assert {[dict get $reg_scope presentationHint] == "registers"} \ + "registers presentation hint" + gdb_assert {[dict get $reg_scope namedVariables] > 0} "at least one register" + + set num [dict get $scope variablesReference] + # Send two requests and combine them, to verify that using a range + # works. + set refs1 [lindex [dap_check_request_and_response "fetch variables 0,1" \ + "variables" \ + [format {o variablesReference [i %d] count [i 2]} \ + $num]] \ + 0] + set refs2 [lindex [dap_check_request_and_response "fetch variables 2" \ + "variables" \ + [format {o variablesReference [i %d] \ + start [i 2] count [i %d]} \ + $num [expr {$count - 2}]]] \ + 0] + + set vars [concat [dict get $refs1 body variables] \ + [dict get $refs2 body variables]] + foreach var $vars { + set name [dict get $var name] + + if {$name != "dei"} { + gdb_assert {[dict get $var variablesReference] == 0} \ + "$name has no structure" } - "dei" { - gdb_assert {[dict get $var value] == ""} "check value of dei" - set dei_ref [dict get $var variablesReference] - } - "scalar" { - gdb_assert {[dict get $var value] == 23} "check value of scalar" + + switch $name { + "inner" { + gdb_assert {[string match "*inner block*" [dict get $var value]]} \ + "check value of inner" + } + "dei" { + gdb_assert {[dict get $var value] == ""} "check value of dei" + set dei_ref [dict get $var variablesReference] + } + "scalar" { + gdb_assert {[dict get $var value] == 23} "check value of scalar" + } + "ptr" { + gdb_assert {[dict get $var memoryReference] != ""} \ + "check memoryReference of ptr" + } + default { + fail "unknown variable $name" + } } - default { - fail "unknown variable $name" + } + + set refs [lindex [dap_check_request_and_response "fetch contents of dei" \ + "variables" \ + [format {o variablesReference [i %d]} $dei_ref]] \ + 0] + set deivals [dict get $refs body variables] + gdb_assert {[llength $deivals] == 2} "dei has two members" + + # Request more children than exist. See PR dap/33228. + set seq [dap_send_request variables \ + [format {o variablesReference [i %d] count [i 100]} $dei_ref]] + lassign [dap_read_response variables $seq] response ignore + gdb_assert {[dict get $response success] == "false"} \ + "variables with invalid count" + + set num [dict get $reg_scope variablesReference] + lassign [dap_check_request_and_response "fetch all registers" \ + "variables" \ + [format {o variablesReference [i %d] count [i %d]} $num\ + [dict get $reg_scope namedVariables]]] \ + val events + + # If any register has children, try to fetch those as well. This is a + # regression test for part of PR dap/33228. + foreach var [dict get $val body variables] { + set regvar [dict get $var variablesReference] + if {$regvar > 0} { + # If variablesReference is non-zero, then there must be either + # named or indexed children. + if {[dict exists $var namedVariables]} { + set n [dict get $var namedVariables] + } else { + set n [dict get $var indexedVariables] + } + + dap_check_request_and_response "fetch register children for $regvar" \ + "variables" \ + [format {o variablesReference [i %d] count [i %d]} $regvar $n] } } -} -set refs [lindex [dap_check_request_and_response "fetch contents of dei" \ - "variables" \ - [format {o variablesReference [i %d]} $dei_ref]] \ - 0] -set deivals [dict get $refs body variables] -gdb_assert {[llength $deivals] == 2} "dei has two members" - -set num [dict get $reg_scope variablesReference] -# The request succeeding is sufficient. -set val [dap_check_request_and_response "fetch first register" \ - "variables" \ - [format {o variablesReference [i %d] count [i 1]} $num]] - -set num [dict get $scope variablesReference] -set refs [lindex [dap_check_request_and_response "set variable scalar" \ - "setVariable" \ - [format {o variablesReference [i %d] name [s scalar] \ - value [s 32]} \ + set num [dict get $scope variablesReference] + set refs [lindex [dap_check_request_and_response "set variable scalar" \ + "setVariable" \ + [format {o variablesReference [i %d] name [s scalar] \ + value [s 32]} \ $num]] \ - 0] -gdb_assert { [dict get $refs body value] == 32 } \ - "setting variable yields updated value" + 0] + gdb_assert { [dict get $refs body value] == 32 } \ + "setting variable yields updated value" -dap_shutdown + dap_shutdown +} |