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# Copyright 2024 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
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Test DAP disassembly.
require allow_dap_tests
load_lib dap-support.exp
standard_testfile
if {[build_executable ${testfile}.exp $testfile] == -1} {
return
}
if {[dap_initialize] == ""} {
return
}
set obj [dap_check_request_and_response "set breakpoint" \
setFunctionBreakpoints \
{o breakpoints [a [o name [s main]]]}]
set fn_bpno [dap_get_breakpoint_number $obj]
dap_check_request_and_response "configurationDone" configurationDone
if {[dap_launch $testfile] == ""} {
return
}
dap_wait_for_event_and_check "inferior started" thread "body reason" started
dap_wait_for_event_and_check "stopped at line breakpoint" stopped \
"body reason" breakpoint \
"body hitBreakpointIds" $fn_bpno
# Find out how many lines of disassembly we should request. This is
# kind of lame but DAP doesn't really provide tools to do this, and
# gdb's DAP implementation doesn't try to figure out what memory might
# not really be part of a function.
set obj [dap_check_request_and_response "disassemble using CLI" \
evaluate {o expression [s {disassemble &return_value}] \
context [s repl]}]
set output [dict get [lindex $obj 0] body result]
# The result will have literal "\" "n" sequences, turn these into
# newlines.
set with_nl [string map [list "\\n" "\n"] $output]
# The value we want is the number of lines starting with an address.
set insn_count 0
foreach line [split $with_nl "\n"] {
if {[regexp "^ *0x" $line]} {
incr insn_count
}
}
set obj [dap_check_request_and_response "find function address" \
evaluate {o expression [s "&return_value"]}]
set pc [dict get [lindex $obj 0] body memoryReference]
set obj [dap_check_request_and_response "disassemble the function" \
disassemble \
[format {o memoryReference [s %s] instructionCount [i %d]} \
$pc $insn_count]]
set response [lindex $obj 0]
set seen_labels(_) _
set insn_no 1
foreach insn [dict get $response body instructions] {
with_test_prefix $insn_no {
gdb_assert {[dict exists $insn line]} \
"line in disassemble output"
gdb_assert {[dict exists $insn location]} \
"location in disassemble output"
if {[dict exists $insn symbol]} {
set seen_labels([dict get $insn symbol]) 1
}
}
incr insn_no
}
proc require_label {name} {
global seen_labels
if {[info exists seen_labels($name)]} {
pass "saw label $name"
} else {
fail "saw label $name"
}
}
require_label return_value
require_label compute
require_label out_label
dap_shutdown
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