258 lines
12 KiB
Plaintext
258 lines
12 KiB
Plaintext
# Copyright 1999-2020 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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#
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# Test Machine interface (MI) operations for disassembly.
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#
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# The goal is not to test gdb functionality, which is done by other tests,
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# but to verify the correct output response to MI operations.
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#
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load_lib mi-support.exp
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set MIFLAGS "-i=mi"
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gdb_exit
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if [mi_gdb_start] {
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continue
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}
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standard_testfile basics.c
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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untested "failed to compile"
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return -1
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}
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proc test_disassembly_only {} {
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global mi_gdb_prompt
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global hex
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global decimal
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set line_main_head [gdb_get_line_number "main ("]
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set line_main_body [expr $line_main_head + 2]
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# Test disassembly more only for the current function.
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# Tests:
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# -data-disassemble -s $pc -e "$pc+8" -- 0
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# -data-disassemble -a $pc -- 0
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# -data-disassemble -a callee4 -- 0
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# -data-disassembly -f basics.c -l $line_main_body -- 0
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mi_gdb_test "print/x \$pc" "" ""
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mi_gdb_test "111-data-disassemble -s \$pc -e \"\$pc + 12\" -- 0" \
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"111\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\},\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}.*\]" \
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"data-disassemble from pc to pc+12 assembly only"
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mi_gdb_test "112-data-disassemble -a \$pc -- 0" \
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"112\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\},\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}.*\]" \
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"data-disassemble function around pc assembly only"
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mi_gdb_test "113-data-disassemble -a callee4 -- 0" \
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"113\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"callee4\",offset=\"$decimal\",inst=\".*\"\},\{address=\"$hex\",func-name=\"callee4\",offset=\"$decimal\",inst=\".*\"\}.*\]" \
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"data-disassemble function callee4 assembly only"
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mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -- 0" \
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"222\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]" \
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"data-disassemble file & line, assembly only"
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}
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proc test_disassembly_with_opcodes {} {
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global mi_gdb_prompt
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global hex
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global decimal
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set line_main_head [gdb_get_line_number "main ("]
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set line_main_body [expr $line_main_head + 2]
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# Test disassembly with opcodes for the current function.
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# Tests:
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# -data-disassemble -s $pc -e "$pc+8" -- 2
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# -data-disassembly -f basics.c -l $line_main_body -- 2
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mi_gdb_test "print/x \$pc" "" ""
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mi_gdb_test "111-data-disassemble -s \$pc -e \"\$pc + 12\" -- 2" \
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"111\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",opcodes=\".*\",inst=\".*\"\},\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",opcodes=\".*\",inst=\".*\"\}.*\]" \
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"data-disassemble from pc to pc+12 assembly with opcodes"
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mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -- 2" \
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"222\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",opcodes=\".*\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",opcodes=\".*\",inst=\".*\"\}\\\]" \
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"data-disassemble file & line, assembly with opcodes"
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}
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proc test_disassembly_lines_limit {} {
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global mi_gdb_prompt
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global hex
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global decimal
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set line_main_head [gdb_get_line_number "main ("]
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set line_main_body [expr $line_main_head + 2]
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# Test disassembly more only for the current function.
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# Tests:
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# -data-disassembly -f basics.c -l $line_main_body -n 20 -- 0
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# -data-disassembly -f basics.c -l $line_main_body -n 0 -- 0
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# -data-disassembly -f basics.c -l $line_main_body -n 50 -- 0
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mi_gdb_test "print/x \$pc" "" ""
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mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 20 -- 0" \
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"222\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]" \
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"data-disassemble file, line, number assembly only"
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mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 0 -- 0" \
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"222\\^done,asm_insns=\\\[\\\]" \
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"data-disassemble file, line, number (zero lines) assembly only"
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mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 50 -- 0" \
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"222\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]" \
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"data-disassemble file, line, number (more than main lines) assembly only"
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}
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proc test_disassembly_mixed {} {
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global mi_gdb_prompt
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global hex
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global decimal
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global fullname_syntax
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set line_callee2_head [gdb_get_line_number "callee2 ("]
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set line_callee2_open_brace [expr $line_callee2_head + 1]
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# Test disassembly more only for the current function.
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# Tests:
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# -data-disassembly -f basics.c -l $line_callee2_open_brace -- 1
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# -data-disassembly -s $pc -e "$pc+8" -- 1
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mi_gdb_test "002-data-disassemble -f basics.c -l $line_callee2_open_brace -- 1" \
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"002\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$line_callee2_open_brace\",file=\".*basics.c\",fullname=\"${fullname_syntax}basics.c\",line_asm_insn=\\\[\{address=\"$hex\",func-name=\"callee2\",offset=\"0\",inst=\".*\"\}.*\\\]\}.*,src_and_asm_line=\{line=\"$decimal\",file=\".*basics.c\",fullname=\"${fullname_syntax}basics.c\",line_asm_insn=\\\[.*\{address=\"$hex\",func-name=\"callee2\",offset=\"$decimal\",inst=\".*\"\}\\\]\}\\\]" \
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"data-disassemble file, line assembly mixed"
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#
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# In mixed mode, the lowest level of granularity is the source line.
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# So we are going to get the disassembly for the source line at
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# which we are now, even if we have specified that the range is only 2 insns.
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#
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mi_gdb_test "003-data-disassemble -s \$pc -e \"\$pc+4\" -- 1" \
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"003\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$decimal\",file=\".*basics.c\",fullname=\"${fullname_syntax}basics.c\",line_asm_insn=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}.*\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]\}\\\]" \
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"data-disassemble range assembly mixed"
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}
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proc test_disassembly_mixed_with_opcodes {} {
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global mi_gdb_prompt
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global hex
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global decimal
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global fullname_syntax
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set line_callee2_head [gdb_get_line_number "callee2 ("]
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set line_callee2_open_brace [expr $line_callee2_head + 1]
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# Test disassembly mixed with opcodes for the current function.
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# Tests:
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# -data-disassembly -f basics.c -l $line_callee2_open_brace -- 3
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# -data-disassembly -s $pc -e "$pc+8" -- 3
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mi_gdb_test "002-data-disassemble -f basics.c -l $line_callee2_open_brace -- 3" \
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"002\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$line_callee2_open_brace\",file=\".*basics.c\",fullname=\"${fullname_syntax}basics.c\",line_asm_insn=\\\[\{address=\"$hex\",func-name=\"callee2\",offset=\"0\",opcodes=\".*\",inst=\".*\"\}.*\\\]\}.*,src_and_asm_line=\{line=\"$decimal\",file=\".*basics.c\",fullname=\"${fullname_syntax}basics.c\",line_asm_insn=\\\[.*\{address=\"$hex\",func-name=\"callee2\",offset=\"$decimal\",opcodes=\".*\",inst=\".*\"\}\\\]\}\\\]" \
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"data-disassemble file, line assembly mixed with opcodes"
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#
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# In mixed mode, the lowest level of granularity is the source line.
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# So we are going to get the disassembly for the source line at
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# which we are now, even if we have specified that the range is only 2 insns.
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#
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mi_gdb_test "003-data-disassemble -s \$pc -e \"\$pc+4\" -- 3" \
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"003\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$decimal\",file=\".*basics.c\",fullname=\"${fullname_syntax}basics.c\",line_asm_insn=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",opcodes=\".*\",inst=\".*\"\}.*\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",opcodes=\".*\",inst=\".*\"\}\\\]\}\\\]" \
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"data-disassemble range assembly mixed with opcodes"
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}
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proc test_disassembly_mixed_lines_limit {} {
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global mi_gdb_prompt
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global hex
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global decimal
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global fullname_syntax
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set line_main_head [gdb_get_line_number "main ("]
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set line_main_open_brace [expr $line_main_head + 1]
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set line_main_body [expr $line_main_head + 2]
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# Test disassembly more only for the current function.
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# Tests:
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# -data-disassembly -f basics.c -l $line_main_body -n 20 -- 1
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# -data-disassembly -f basics.c -l $line_main_body -n 0 -- 1
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# -data-disassembly -f basics.c -l $line_main_body -n 50 -- 1
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mi_gdb_test "print/x \$pc" "" ""
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mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 20 -- 1" \
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"222\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$decimal\",file=\".*basics.c\",fullname=\"${fullname_syntax}basics.c\",line_asm_insn=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]\}\]" \
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"data-disassemble file, line, number assembly mixed"
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mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 0 -- 1" \
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"222\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$line_main_open_brace\",file=\".*basics.c\",fullname=\"${fullname_syntax}basics.c\",line_asm_insn=\\\[\\\]\}\\\]" \
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"data-disassemble file, line, number (zero lines) assembly mixed"
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mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 50 -- 1" \
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"222\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$decimal\",file=\".*basics.c\",fullname=\"${fullname_syntax}basics.c\",line_asm_insn=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\}.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]\}\]" \
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"data-disassemble file, line, number (more than main lines) assembly mixed"
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}
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proc test_disassembly_bogus_args {} {
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global mi_gdb_prompt
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global hex
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set line_main_head [gdb_get_line_number "main ("]
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set line_main_body [expr $line_main_head + 2]
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# Test that bogus input to disassembly command is rejected.
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# Tests:
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# -data-disassembly -f foo -l abc -n 0 -- 0
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# -data-disassembly -s foo -e bar -- 0
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# -data-disassembly -a foo -- 0
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# -data-disassembly -s $pc -f basics.c -- 0
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# -data-disassembly -f basics.c -l 32 -- 9
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mi_gdb_test "123-data-disassemble -f foo -l abc -n 0 -- 0" \
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"123\\^error,msg=\"-data-disassemble: Invalid filename.\"" \
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"data-disassemble bogus filename"
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mi_gdb_test "321-data-disassemble -s foo -e bar -- 0" \
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"321\\^error,msg=\"No symbol \\\\\"foo\\\\\" in current context.\"" \
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"data-disassemble bogus address, -s -e"
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mi_gdb_test "322-data-disassemble -a foo -- 0" \
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"322\\^error,msg=\"No symbol \\\\\"foo\\\\\" in current context.\"" \
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"data-disassemble bogus address, -a"
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mi_gdb_test "456-data-disassemble -s \$pc -f basics.c -- 0" \
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"456\\^error,msg=\"-data-disassemble: Usage: \\( .-f filename -l linenum .-n howmany.. \\| .-s startaddr -e endaddr. \\| .-a addr. \\) .--. mode.\"" \
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"data-disassemble mix different args"
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mi_gdb_test "789-data-disassemble -f basics.c -l $line_main_body -- 9" \
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"789\\^error,msg=\"-data-disassemble: Mode argument must be in the range 0-5.\"" \
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"data-disassemble wrong mode arg"
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}
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mi_run_to_main
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test_disassembly_only
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test_disassembly_with_opcodes
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test_disassembly_mixed
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test_disassembly_mixed_with_opcodes
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test_disassembly_bogus_args
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test_disassembly_lines_limit
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test_disassembly_mixed_lines_limit
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mi_gdb_exit
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return 0
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