mirror of
https://github.com/bminor/binutils-gdb.git
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171a85e261
This commit allows users to instantiate gdb.LineTable objects. This is a step towards a Python support for dynamically generated code (JIT) in GDB. Reviewed-By: Eli Zaretskii <eliz@gnu.org>
137 lines
4.8 KiB
Plaintext
137 lines
4.8 KiB
Plaintext
# Copyright 2013-2024 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 gdb-python.exp
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require allow_python_tests
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set opts {}
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standard_testfile .S
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if [info exists COMPILE] {
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# make check RUNTESTFLAGS="gdb.python/py-linetable.exp COMPILE=1"
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standard_testfile
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lappend opts debug optimize=-O2
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} else {
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require is_x86_64_m64_target
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}
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if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} $opts] } {
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return -1
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}
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if ![runto_main] {
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return -1
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}
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gdb_py_test_silent_cmd "python lt = gdb.selected_frame().find_sal().symtab.linetable()" \
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"get instruction" 0
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gdb_test_multiline "input simple command" \
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"python" "" \
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"def list_lines(lt):" "" \
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" for l in lt:" "" \
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" print ('L' + str(l.line) + ' A ' + hex(l.pc))" "" \
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"end" ""
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gdb_test "python list_lines(lt)" \
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"L20 A $hex.*L21 A $hex.*L22 A $hex.*L24 A $hex.*L25 A $hex.*L40 A $hex.*L42 A $hex.*L44 A $hex.*L42 A $hex.*L46 A $hex.*" \
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"test linetable iterator addr"
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gdb_test "python print(len(lt.line(42)))" "2" \
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"Test length of a multiple pc line"
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gdb_test "python print(len(lt.line(20)))" "1" \
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"Test length of a single pc line"
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gdb_test "python print(lt.line(1))" "None" \
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"Test None returned for line with no pc"
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gdb_test "python print(next(iter(lt)).is_stmt)" \
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"(True|False)" \
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"Test is_stmt"
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gdb_test "python print(next(iter(lt)).prologue_end)" \
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"(True|False)" \
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"Test prologue_end"
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gdb_test "python print(next(iter(lt)).epilogue_begin)" \
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"(True|False)" \
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"Test epilogue_begin"
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# Test gdb.Linetable.sourcelines ()
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gdb_py_test_silent_cmd "python fset = lt.source_lines()" \
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"Get all source lines into a frozen set" 0
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gdb_test "python print (sorted(fset))" \
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"\\\[20, 21, 22, 24, 25, 28, 29, 30, 32, 33, 37, 39, 40, 42, 44, 45, 46\\\].*" \
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"test frozen set contains line numbers"
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# Test gdb.Linetable.has_line ()
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gdb_test "python print(lt.has_line(20))" \
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"True.*" \
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"Test has_pcs at line 20"
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gdb_test "python print(lt.has_line(44))" \
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"True.*" \
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"Test has_pcs at line 40"
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gdb_test "python print(lt.has_line(10))" \
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"False.*" \
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"test has_pcs at line 10"
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# Test gdb.LineTableEntry.__init__ ()
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gdb_test "python print( gdb.LineTableEntry(10, 0xcafe0000).line)" \
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"10" \
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"test new LineTableEntry line"
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gdb_test "python print( gdb.LineTableEntry(10, 123456).pc)" \
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"123456" \
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"test new LineTableEntry pc"
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gdb_test "python print( gdb.LineTableEntry(10, 123456).is_stmt)" \
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"False" \
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"test new LineTableEntry is_stmt"
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gdb_test "python print( gdb.LineTableEntry(10, 123456).prologue_end)" \
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"False" \
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"test new LineTableEntry prologue_end"
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gdb_test "python print( gdb.LineTableEntry(10, 123456).epilogue_begin)" \
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"False" \
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"test new LineTableEntry epilogue_begin"
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gdb_test "python print( gdb.LineTableEntry('xx', 123456).pc)" \
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"TypeError.*:.*" \
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"test creating invalid gdb.LineTableEntry"
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gdb_test "python print( gdb.LineTableEntry(10, 123456, prologue_end = True).prologue_end)" \
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"True" \
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"test prologue_end keyword argument"
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# Test gdb.LineTable.__init__(). To do so, we create new compunit and new
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# symtab.
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gdb_py_test_silent_cmd "python cu = gdb.Compunit(\"dynamic_cu\", gdb.Objfile(\"dynamic_objf\"), 0x100, 0x200)" \
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"create new compunit" 1
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gdb_py_test_silent_cmd "python st = gdb.Symtab(\"dynamic_st\", cu)" \
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"create new symtab" 1
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gdb_test "python lt2 = gdb.LineTable(st, \[gdb.LineTableEntry(10, 0x123)\]); print(lt)" \
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"<gdb.LineTable object at $hex.*" \
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"create new linetable"
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gdb_test "python print(lt2.is_valid())" \
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"True" \
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"test new linetable is valid"
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gdb_test "python list_lines(lt2)" \
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"L10 A 0x123.*" \
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"test new linetable iterator"
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gdb_test "python print(len(list(gdb.LineTable(st, \[\]))))" \
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"0" \
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"test creating empty linetable"
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gdb_test "python gdb.LineTable(123, \[gdb.LineTableEntry(10, 0x123)\])" \
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"TypeError.*:.*" \
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"test creating linetable with invalid symtab"
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gdb_test "python gdb.LineTable(st, gdb.LineTableEntry(10, 0x123))" \
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"TypeError.*:.*" \
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"test creating linetable with invalid entries"
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gdb_test "python gdb.LineTable(st, \[gdb.LineTableEntry(10, 0x123), \"xxx\"\])" \
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"TypeError.*:.*" \
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"test creating linetable with invalid element in entries"
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