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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
171 lines
6.4 KiB
Plaintext
171 lines
6.4 KiB
Plaintext
# Copyright 2013-2021 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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load_lib trace-support.exp
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standard_testfile actions.c
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if ![gdb_trace_common_supports_arch] {
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unsupported "no trace-common.h support for arch"
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return -1
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}
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if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} {debug}] } {
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return -1
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}
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if ![runto_main] {
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fail "can't run to main to check for trace support"
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return -1
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}
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if ![gdb_target_supports_trace] {
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unsupported "current target does not support trace"
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return -1
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}
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gdb_exit
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load_lib mi-support.exp
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set MIFLAGS "-i=mi"
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mi_clean_restart $binfile
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mi_runto_main
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mi_gdb_test "-break-insert end" \
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"\\^done,bkpt=\{number=\"${decimal}\",type=\"breakpoint\".*\"\}" \
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"insert tracepoint on end"
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mi_gdb_test "-break-insert -a gdb_recursion_test" \
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"\\^done,bkpt=\{number=\"${decimal}\",type=\"tracepoint\".*\"\}" \
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"insert tracepoint on gdb_recursion_test"
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mi_gdb_test "-trace-define-variable \$tsv 1" {.*\^done} \
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"-trace-define-variable"
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mi_gdb_test "-break-commands 3 \"collect gdb_char_test\" \"collect gdb_union1_test\" \"collect gdb_struct1_test.l\" \"collect gdb_arr_test\[0\]\" \"collect $${pcreg}\" \"teval \$tsv += 1\" \"collect \$tsv\" \"end\" " \
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{\^done} "set action"
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mi_gdb_test "-break-insert -a gdb_c_test" \
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"\\^done,bkpt=\{number=\"${decimal}\",type=\"tracepoint\".*\"\}" \
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"insert tracepoint on gdb_c_test"
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# Define an action.
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# Collect a global variable to be sure no registers are collected
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# except PC.
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mi_gdb_test "-break-commands 4 \"collect gdb_char_test\" \"end\" " \
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{\^done} "set action on tracepoint 4"
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mi_gdb_test "-trace-start" {.*\^done} "trace start"
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mi_send_resuming_command "exec-continue" "continuing to end"
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mi_expect_stop \
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"breakpoint-hit" "end" ".*" ".*" ".*" {"" "disp=\"keep\""} \
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"stop at end"
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mi_gdb_test "-trace-stop" {.*\^done,stop-reason=.*} "trace stop"
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# Save trace frames to tfile.
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set tracefile [standard_output_file ${testfile}]
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mi_gdb_test "-trace-save ${tracefile}.tf" ".*\\^done" \
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"save tfile trace file"
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# Save trace frames to ctf.
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mi_gdb_test "-trace-save -ctf ${tracefile}.ctf" ".*\\^done" \
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"save ctf trace file"
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# Test the MI command '-trace-frame-collected' with DATA_SOURCE as
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# trace data source.
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proc test_trace_frame_collected { data_source } {
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global decimal hex
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global mi_gdb_prompt
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with_test_prefix "$data_source" {
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mi_gdb_test "-trace-find frame-number 0" \
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".*\\^done,found=\"1\",tracepoint=\"${decimal}\",traceframe=\"0\",frame=\{.*" \
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"-trace-find frame-number 0"
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set reg_pattern "\{number=\"$decimal\",value=\"$hex\"\}"
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# Test MI command '-trace-frame-collected' dumps only
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# collected registers.
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# While the tracepoint has no explicit action that causes
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# collection of registers other than the PC, some
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# architectures manage to collect or guess more than that.
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if { [istarget "s390*-*-*"] } {
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# On s390 PC is a pseudo-register - collecting it also
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# collects the underlying PSWA register.
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if { "$data_source" != "tfile" } {
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set reg_pattern "$reg_pattern,$reg_pattern"
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} else {
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# For tfile, PSWM and CC are also guessed.
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set reg_pattern "$reg_pattern,$reg_pattern,$reg_pattern,$reg_pattern"
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}
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} elseif {[is_amd64_regs_target] && [is_ilp32_target]} {
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# x32. While on the 64-bit ABI gdb only exposes 64-bit
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# $pc/$rip, on x32, GDB exposes 32-bit $eip as well, as a
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# pseudo-register. Thus, collecting $pc/$rip
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# automatically always collects $eip as well.
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set reg_pattern "$reg_pattern,$reg_pattern"
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}
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mi_gdb_test "-trace-frame-collected" \
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"\\^done,explicit-variables=\\\[\{name=\"gdb_char_test\",value=\".*\"\}\\\],computed-expressions=\\\[\\\],registers=\\\[$reg_pattern\\\],tvars=\\\[\\\],memory=\\\[\{address=\"$hex\",length=\"1\"\}\\\]"\
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"-trace-frame-collected (register)"
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mi_gdb_test "-trace-find frame-number 1" \
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".*\\^done,found=\"1\",tracepoint=\"${decimal}\",traceframe=\"1\",frame=\{.*" \
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"-trace-find frame-number 1"
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# Test MI command '-trace-frame-collected'
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mi_gdb_test "-trace-frame-collected" \
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"\\^done,explicit-variables=\\\[\{name=\"gdb_char_test\",value=\".*\"\},\{name=\"gdb_union1_test\",value=\".*\"\}\\\],computed-expressions=\\\[\{name=\"gdb_struct1_test\.l\",.*\},\{name=\"gdb_arr_test\\\[0\\\]\",.*\}\\\],registers=\\\[.*\\\],tvars=\\\[\{name=\"\\\$tsv\",current=\"2\"\}\\\],memory=\\\[\{address=\"$hex\",length=\"1\"\},.*\\\]"\
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"-trace-frame-collected"
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mi_gdb_test "-trace-frame-collected --var-print-values 2 --comp-print-values --simple-values --registers-format x --memory-contents" \
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"\\^done,explicit-variables=\\\[\{name=\"gdb_char_test\",type=\"char\",value=\".*\"\},\{name=\"gdb_union1_test\",type=\"union GDB_UNION_TEST\"\}\\\],computed-expressions=\\\[.*\\\],registers=\\\[.*\\\],tvars=\\\[\{name=\"\\\$tsv\",current=\"2\"\}\\\],memory=\\\[\{address=\"$hex\",length=\"1\",contents=\".*\"\},.*\\\]" \
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"-trace-frame-collected --var-print-values 2 --comp-print-values --simple-values --registers-format x --memory-contents"
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mi_gdb_test "-trace-find none" ".*\\^done,found=\"0\".*" \
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"-trace-find none"
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}
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}
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test_trace_frame_collected "live"
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# Change target to ctf if GDB supports it.
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set msg "-target-select ctf"
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send_gdb "-target-select ctf ${tracefile}.ctf\n"
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gdb_expect {
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-re ".*\\^connected.*${mi_gdb_prompt}$" {
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# GDB supports ctf, do the test.
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test_trace_frame_collected "ctf"
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}
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-re ".*\\^error,msg=\"Undefined target command.*${mi_gdb_prompt}$" {
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# GDB doesn't support ctf, skip the test.
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unsupported "gdb does not support ctf target"
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}
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-re ".*$mi_gdb_prompt$" {
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fail "$msg"
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}
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timeout {
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fail "$msg (timeout)"
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}
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}
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# Change target to tfile.
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mi_gdb_test "-target-select tfile ${tracefile}.tf" ".*\\^connected.*" \
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"-target-select tfile"
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test_trace_frame_collected "tfile"
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mi_gdb_exit
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