1161 lines
35 KiB
Bash
1161 lines
35 KiB
Bash
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#! /bin/sh
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# Copyright (C) 2013 Red Hat, Inc.
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# This file is part of elfutils.
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#
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# This file 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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# elfutils is distributed in the hope that it will be useful, but
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# 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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. $srcdir/test-subr.sh
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# - hello.c
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# int say (const char *prefix);
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#
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# static char *
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# subject (char *word, int count)
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# {
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# return count > 0 ? word : (word + count);
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# }
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#
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# int
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# main (int argc, char **argv)
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# {
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# return say (subject (argv[0], argc));
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# }
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#
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# - world.c
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# static int
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# sad (char c)
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# {
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# return c > 0 ? c : c + 1;
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# }
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#
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# static int
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# happy (const char *w)
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# {
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# return sad (w[1]);
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# }
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#
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# int
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# say (const char *prefix)
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# {
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# const char *world = "World";
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# return prefix ? sad (prefix[0]) : happy (world);
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# }
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#
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# gcc -g -O2 -c hello.c
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# gcc -g -O2 -c world.c
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# gcc -g -o testfileloc hello.o world.o
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testfiles testfileloc
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# Process values as offsets from base addresses and resolve to symbols.
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testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=loc --debug-dump=ranges \
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testfileloc<<\EOF
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DWARF section [33] '.debug_loc' at offset 0xd2a:
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CU [ b] base: 0x0000000000400480 <main>
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[ 0] range 0, d
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0x0000000000400480 <main>..
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0x000000000040048c <main+0xc>
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[ 0] reg5
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[ 23] range 5, d
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0x0000000000400485 <main+0x5>..
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0x000000000040048c <main+0xc>
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[ 0] reg5
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CU [ e0] base: 0x00000000004004a0 <say>
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[ 46] range 12, 1a
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0x00000000004004b2 <say+0x12>..
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0x00000000004004b9 <say+0x19>
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[ 0] breg5 0
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DWARF section [34] '.debug_ranges' at offset 0xd94:
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CU [ b] base: 0x0000000000400480 <main>
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[ 0] range 0, 2
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0x0000000000400480 <main>..
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0x0000000000400481 <main+0x1>
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range 5, d
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0x0000000000400485 <main+0x5>..
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0x000000000040048c <main+0xc>
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CU [ e0] base: 0x00000000004004a0 <say>
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[ 30] range d, f
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0x00000000004004ad <say+0xd>..
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0x00000000004004ae <say+0xe>
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range 12, 1a
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0x00000000004004b2 <say+0x12>..
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0x00000000004004b9 <say+0x19>
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EOF
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# Don't resolve addresses to symbols.
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testrun_compare ${abs_top_builddir}/src/readelf -N --debug-dump=loc --debug-dump=ranges \
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testfileloc<<\EOF
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DWARF section [33] '.debug_loc' at offset 0xd2a:
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CU [ b] base: 0x0000000000400480
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[ 0] range 0, d
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0x0000000000400480..
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0x000000000040048c
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[ 0] reg5
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[ 23] range 5, d
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0x0000000000400485..
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0x000000000040048c
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[ 0] reg5
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CU [ e0] base: 0x00000000004004a0
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[ 46] range 12, 1a
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0x00000000004004b2..
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0x00000000004004b9
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[ 0] breg5 0
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DWARF section [34] '.debug_ranges' at offset 0xd94:
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CU [ b] base: 0x0000000000400480
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[ 0] range 0, 2
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0x0000000000400480..
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0x0000000000400481
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range 5, d
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0x0000000000400485..
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0x000000000040048c
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CU [ e0] base: 0x00000000004004a0
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[ 30] range d, f
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0x00000000004004ad..
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0x00000000004004ae
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range 12, 1a
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0x00000000004004b2..
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0x00000000004004b9
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EOF
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# Produce "raw" unprocessed content.
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testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc --debug-dump=ranges \
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testfileloc<<\EOF
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DWARF section [33] '.debug_loc' at offset 0xd2a:
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CU [ b] base: 0x0000000000400480
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[ 0] range 0, d
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[ 0] reg5
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[ 23] range 5, d
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[ 0] reg5
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CU [ e0] base: 0x00000000004004a0
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[ 46] range 12, 1a
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[ 0] breg5 0
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DWARF section [34] '.debug_ranges' at offset 0xd94:
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CU [ b] base: 0x0000000000400480
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[ 0] range 0, 2
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range 5, d
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CU [ e0] base: 0x00000000004004a0
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[ 30] range d, f
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range 12, 1a
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EOF
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# .debug_rnglists (DWARF5), see tests/testfile-dwarf-45.source
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testfiles testfile-dwarf-5
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testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=loc testfile-dwarf-5<<\EOF
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DWARF section [31] '.debug_loclists' at offset 0x1c0c:
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Table at Offset 0x0:
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Length: 96
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DWARF version: 5
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Address size: 8
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Segment size: 0
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Offset entries: 0
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CU [ c] base: 0x0000000000400510 <foo>
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Offset: c, Index: 0
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offset_pair 0, a
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0x0000000000400510 <foo>..
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0x0000000000400519 <foo+0x9>
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[ 0] reg5
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offset_pair a, 34
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0x000000000040051a <foo+0xa>..
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0x0000000000400543 <foo+0x33>
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[ 0] entry_value:
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[ 0] reg5
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[ 3] stack_value
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end_of_list
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Offset: 1a, Index: e
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offset_pair 1b, 2d
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0x000000000040052b <foo+0x1b>..
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0x000000000040053c <foo+0x2c>
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[ 0] addr 0x601038 <m>
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end_of_list
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Offset: 28, Index: 1c
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offset_pair 1b, 21
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0x000000000040052b <foo+0x1b>..
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0x0000000000400530 <foo+0x20>
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[ 0] reg5
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end_of_list
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Offset: 2e, Index: 22
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offset_pair 1b, 27
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0x000000000040052b <foo+0x1b>..
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0x0000000000400536 <foo+0x26>
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[ 0] reg5
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offset_pair 29, 2d
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0x0000000000400539 <foo+0x29>..
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0x000000000040053c <foo+0x2c>
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[ 0] reg5
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end_of_list
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Offset: 39, Index: 2d
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offset_pair 21, 27
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0x0000000000400531 <foo+0x21>..
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0x0000000000400536 <foo+0x26>
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[ 0] reg5
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offset_pair 29, 2d
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0x0000000000400539 <foo+0x29>..
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0x000000000040053c <foo+0x2c>
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[ 0] reg5
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end_of_list
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Offset: 44, Index: 38
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offset_pair 21, 2d
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0x0000000000400531 <foo+0x21>..
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0x000000000040053c <foo+0x2c>
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[ 0] reg5
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end_of_list
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Offset: 4a, Index: 3e
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offset_pair 2d, 33
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0x000000000040053d <foo+0x2d>..
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0x0000000000400542 <foo+0x32>
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[ 0] reg5
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end_of_list
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Offset: 50, Index: 44
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offset_pair 40, 4f
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0x0000000000400550 <baz>..
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0x000000000040055e <baz+0xe>
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[ 0] reg5
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offset_pair 4f, 51
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0x000000000040055f <baz+0xf>..
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0x0000000000400560 <baz+0x10>
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[ 0] entry_value:
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[ 0] reg5
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[ 3] stack_value
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end_of_list
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Offset: 5e, Index: 52
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offset_pair 40, 50
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0x0000000000400550 <baz>..
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0x000000000040055f <baz+0xf>
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[ 0] reg5
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end_of_list
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Table at Offset 0x64:
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Length: 159
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DWARF version: 5
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Address size: 8
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Segment size: 0
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Offset entries: 0
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CU [ 218] base: 000000000000000000
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Offset: 70, Index: 0
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base_address 0x400410
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0x0000000000400410 <main>
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offset_pair 0, 14
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0x0000000000400410 <main>..
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0x0000000000400423 <main+0x13>
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[ 0] reg5
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offset_pair 14, 20
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0x0000000000400424 <main+0x14>..
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0x000000000040042f <main+0x1f>
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[ 0] entry_value:
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[ 0] reg5
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[ 3] stack_value
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end_of_list
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Offset: 87, Index: 17
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base_address 0x400410
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0x0000000000400410 <main>
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offset_pair 0, 18
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0x0000000000400410 <main>..
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0x0000000000400427 <main+0x17>
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[ 0] reg4
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offset_pair 18, 20
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0x0000000000400428 <main+0x18>..
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0x000000000040042f <main+0x1f>
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[ 0] entry_value:
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[ 0] reg4
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[ 3] stack_value
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end_of_list
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Offset: 9e, Index: 2e
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start_length 0x400421, 7
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0x0000000000400421 <main+0x11>..
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0x0000000000400427 <main+0x17>
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[ 0] reg0
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end_of_list
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Offset: ab, Index: 3b
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base_address 0x400570
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0x0000000000400570 <calc>
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offset_pair 0, 8
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0x0000000000400570 <calc>..
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0x0000000000400577 <calc+0x7>
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[ 0] reg5
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offset_pair 8, 2b
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0x0000000000400578 <calc+0x8>..
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0x000000000040059a <calc+0x2a>
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[ 0] entry_value:
|
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[ 0] reg5
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||
|
[ 3] stack_value
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end_of_list
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||
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Offset: c2, Index: 52
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start_length 0x400588, b
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0x0000000000400588 <calc+0x18>..
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0x0000000000400592 <calc+0x22>
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[ 0] reg0
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||
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end_of_list
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||
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||
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Offset: cf, Index: 5f
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base_address 0x400588
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0x0000000000400588 <calc+0x18>
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offset_pair 0, 2
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||
|
0x0000000000400588 <calc+0x18>..
|
||
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0x0000000000400589 <calc+0x19>
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[ 0] reg1
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||
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offset_pair 2, 7
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||
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0x000000000040058a <calc+0x1a>..
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||
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0x000000000040058e <calc+0x1e>
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||
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[ 0] reg5
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||
|
offset_pair 7, b
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||
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0x000000000040058f <calc+0x1f>..
|
||
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0x0000000000400592 <calc+0x22>
|
||
|
[ 0] entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] deref_size 1
|
||
|
[ 5] const1u 56
|
||
|
[ 7] shl
|
||
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[ 8] const1u 56
|
||
|
[10] shra
|
||
|
[11] stack_value
|
||
|
end_of_list
|
||
|
|
||
|
Offset: f3, Index: 83
|
||
|
base_address 0x400588
|
||
|
0x0000000000400588 <calc+0x18>
|
||
|
offset_pair 0, 2
|
||
|
0x0000000000400588 <calc+0x18>..
|
||
|
0x0000000000400589 <calc+0x19>
|
||
|
[ 0] reg1
|
||
|
offset_pair 2, b
|
||
|
0x000000000040058a <calc+0x1a>..
|
||
|
0x0000000000400592 <calc+0x22>
|
||
|
[ 0] reg5
|
||
|
end_of_list
|
||
|
|
||
|
EOF
|
||
|
|
||
|
# Same as above, but for DWARF4, note completely different encoding, but
|
||
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# the information is the same (check with diff -uwb).
|
||
|
testfiles testfile-dwarf-4
|
||
|
testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=loc testfile-dwarf-4<<\EOF
|
||
|
|
||
|
DWARF section [31] '.debug_loc' at offset 0x1c86:
|
||
|
|
||
|
CU [ b] base: 0x0000000000400510 <foo>
|
||
|
[ 0] range 0, a
|
||
|
0x0000000000400510 <foo>..
|
||
|
0x0000000000400519 <foo+0x9>
|
||
|
[ 0] reg5
|
||
|
range a, 34
|
||
|
0x000000000040051a <foo+0xa>..
|
||
|
0x0000000000400543 <foo+0x33>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
[ 39] range 1b, 2d
|
||
|
0x000000000040052b <foo+0x1b>..
|
||
|
0x000000000040053c <foo+0x2c>
|
||
|
[ 0] addr 0x601038 <m>
|
||
|
[ 64] range 1b, 21
|
||
|
0x000000000040052b <foo+0x1b>..
|
||
|
0x0000000000400530 <foo+0x20>
|
||
|
[ 0] reg5
|
||
|
[ 87] range 1b, 27
|
||
|
0x000000000040052b <foo+0x1b>..
|
||
|
0x0000000000400536 <foo+0x26>
|
||
|
[ 0] reg5
|
||
|
range 29, 2d
|
||
|
0x0000000000400539 <foo+0x29>..
|
||
|
0x000000000040053c <foo+0x2c>
|
||
|
[ 0] reg5
|
||
|
[ bd] range 21, 27
|
||
|
0x0000000000400531 <foo+0x21>..
|
||
|
0x0000000000400536 <foo+0x26>
|
||
|
[ 0] reg5
|
||
|
range 29, 2d
|
||
|
0x0000000000400539 <foo+0x29>..
|
||
|
0x000000000040053c <foo+0x2c>
|
||
|
[ 0] reg5
|
||
|
[ f3] range 21, 2d
|
||
|
0x0000000000400531 <foo+0x21>..
|
||
|
0x000000000040053c <foo+0x2c>
|
||
|
[ 0] reg5
|
||
|
[ 116] range 2d, 33
|
||
|
0x000000000040053d <foo+0x2d>..
|
||
|
0x0000000000400542 <foo+0x32>
|
||
|
[ 0] reg5
|
||
|
[ 139] range 40, 4f
|
||
|
0x0000000000400550 <baz>..
|
||
|
0x000000000040055e <baz+0xe>
|
||
|
[ 0] reg5
|
||
|
range 4f, 51
|
||
|
0x000000000040055f <baz+0xf>..
|
||
|
0x0000000000400560 <baz+0x10>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
[ 172] range 40, 50
|
||
|
0x0000000000400550 <baz>..
|
||
|
0x000000000040055f <baz+0xf>
|
||
|
[ 0] reg5
|
||
|
|
||
|
CU [ 21c] base: 000000000000000000
|
||
|
[ 195] range 400410, 400424
|
||
|
0x0000000000400410 <main>..
|
||
|
0x0000000000400423 <main+0x13>
|
||
|
[ 0] reg5
|
||
|
range 400424, 400430
|
||
|
0x0000000000400424 <main+0x14>..
|
||
|
0x000000000040042f <main+0x1f>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
[ 1ce] range 400410, 400428
|
||
|
0x0000000000400410 <main>..
|
||
|
0x0000000000400427 <main+0x17>
|
||
|
[ 0] reg4
|
||
|
range 400428, 400430
|
||
|
0x0000000000400428 <main+0x18>..
|
||
|
0x000000000040042f <main+0x1f>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg4
|
||
|
[ 3] stack_value
|
||
|
[ 207] range 400421, 400428
|
||
|
0x0000000000400421 <main+0x11>..
|
||
|
0x0000000000400427 <main+0x17>
|
||
|
[ 0] reg0
|
||
|
[ 22a] range 400570, 400578
|
||
|
0x0000000000400570 <calc>..
|
||
|
0x0000000000400577 <calc+0x7>
|
||
|
[ 0] reg5
|
||
|
range 400578, 40059b
|
||
|
0x0000000000400578 <calc+0x8>..
|
||
|
0x000000000040059a <calc+0x2a>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
[ 263] range 400588, 400593
|
||
|
0x0000000000400588 <calc+0x18>..
|
||
|
0x0000000000400592 <calc+0x22>
|
||
|
[ 0] reg0
|
||
|
[ 286] range 400588, 40058a
|
||
|
0x0000000000400588 <calc+0x18>..
|
||
|
0x0000000000400589 <calc+0x19>
|
||
|
[ 0] reg1
|
||
|
range 40058a, 40058f
|
||
|
0x000000000040058a <calc+0x1a>..
|
||
|
0x000000000040058e <calc+0x1e>
|
||
|
[ 0] reg5
|
||
|
range 40058f, 400593
|
||
|
0x000000000040058f <calc+0x1f>..
|
||
|
0x0000000000400592 <calc+0x22>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] deref_size 1
|
||
|
[ 5] const1u 56
|
||
|
[ 7] shl
|
||
|
[ 8] const1u 56
|
||
|
[10] shra
|
||
|
[11] stack_value
|
||
|
[ 2da] range 400588, 40058a
|
||
|
0x0000000000400588 <calc+0x18>..
|
||
|
0x0000000000400589 <calc+0x19>
|
||
|
[ 0] reg1
|
||
|
range 40058a, 400593
|
||
|
0x000000000040058a <calc+0x1a>..
|
||
|
0x0000000000400592 <calc+0x22>
|
||
|
[ 0] reg5
|
||
|
EOF
|
||
|
|
||
|
# Split DWARF5 variant. Note that the .debug_loclists moved to the .dwo file
|
||
|
# and now uses an index and addrx indirections.
|
||
|
testfiles testfile-splitdwarf-5 testfile-hello5.dwo testfile-world5.dwo
|
||
|
testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=loc --dwarf-skeleton=testfile-splitdwarf-5 testfile-hello5.dwo testfile-world5.dwo <<\EOF
|
||
|
|
||
|
testfile-hello5.dwo:
|
||
|
|
||
|
|
||
|
DWARF section [ 3] '.debug_loclists.dwo' at offset 0x236:
|
||
|
Table at Offset 0x0:
|
||
|
|
||
|
Length: 125
|
||
|
DWARF version: 5
|
||
|
Address size: 8
|
||
|
Segment size: 0
|
||
|
Offset entries: 9
|
||
|
CU [ 14] base: 0x0000000000401160 <foo>
|
||
|
|
||
|
Offsets starting at 0xc:
|
||
|
[ 0] 0x24
|
||
|
[ 1] 0x32
|
||
|
[ 2] 0x39
|
||
|
[ 3] 0x3f
|
||
|
[ 4] 0x4a
|
||
|
[ 5] 0x55
|
||
|
[ 6] 0x5b
|
||
|
[ 7] 0x61
|
||
|
[ 8] 0x6f
|
||
|
|
||
|
Offset: 30, Index: 24
|
||
|
startx_length f, a
|
||
|
0x0000000000401160 <foo>..
|
||
|
0x0000000000401169 <foo+0x9>
|
||
|
[ 0] reg5
|
||
|
startx_length 0, 2a
|
||
|
0x000000000040116a <foo+0xa>..
|
||
|
0x0000000000401193 <foo+0x33>
|
||
|
[ 0] entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 3e, Index: 32
|
||
|
startx_length 11, 12
|
||
|
0x000000000040117b <foo+0x1b>..
|
||
|
0x000000000040118c <foo+0x2c>
|
||
|
[ 0] addrx [18] 0x404038 <m>
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 45, Index: 39
|
||
|
startx_length 11, 6
|
||
|
0x000000000040117b <foo+0x1b>..
|
||
|
0x0000000000401180 <foo+0x20>
|
||
|
[ 0] reg5
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 4b, Index: 3f
|
||
|
startx_length 11, c
|
||
|
0x000000000040117b <foo+0x1b>..
|
||
|
0x0000000000401186 <foo+0x26>
|
||
|
[ 0] reg5
|
||
|
startx_length 1, 4
|
||
|
0x0000000000401189 <foo+0x29>..
|
||
|
0x000000000040118c <foo+0x2c>
|
||
|
[ 0] reg5
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 56, Index: 4a
|
||
|
startx_length 4, 6
|
||
|
0x0000000000401181 <foo+0x21>..
|
||
|
0x0000000000401186 <foo+0x26>
|
||
|
[ 0] reg5
|
||
|
startx_length 1, 4
|
||
|
0x0000000000401189 <foo+0x29>..
|
||
|
0x000000000040118c <foo+0x2c>
|
||
|
[ 0] reg5
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 61, Index: 55
|
||
|
startx_length 4, c
|
||
|
0x0000000000401181 <foo+0x21>..
|
||
|
0x000000000040118c <foo+0x2c>
|
||
|
[ 0] reg5
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 67, Index: 5b
|
||
|
startx_length 2, 6
|
||
|
0x000000000040118d <foo+0x2d>..
|
||
|
0x0000000000401192 <foo+0x32>
|
||
|
[ 0] reg5
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 6d, Index: 61
|
||
|
startx_length 9, f
|
||
|
0x00000000004011a0 <baz>..
|
||
|
0x00000000004011ae <baz+0xe>
|
||
|
[ 0] reg5
|
||
|
startx_length 5, 2
|
||
|
0x00000000004011af <baz+0xf>..
|
||
|
0x00000000004011b0 <baz+0x10>
|
||
|
[ 0] entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 7b, Index: 6f
|
||
|
startx_length 9, 10
|
||
|
0x00000000004011a0 <baz>..
|
||
|
0x00000000004011af <baz+0xf>
|
||
|
[ 0] reg5
|
||
|
end_of_list
|
||
|
|
||
|
|
||
|
testfile-world5.dwo:
|
||
|
|
||
|
|
||
|
DWARF section [ 3] '.debug_loclists.dwo' at offset 0x217:
|
||
|
Table at Offset 0x0:
|
||
|
|
||
|
Length: 128
|
||
|
DWARF version: 5
|
||
|
Address size: 8
|
||
|
Segment size: 0
|
||
|
Offset entries: 7
|
||
|
CU [ 14] base: 000000000000000000
|
||
|
|
||
|
Offsets starting at 0xc:
|
||
|
[ 0] 0x1c
|
||
|
[ 1] 0x2a
|
||
|
[ 2] 0x38
|
||
|
[ 3] 0x3e
|
||
|
[ 4] 0x4c
|
||
|
[ 5] 0x52
|
||
|
[ 6] 0x6d
|
||
|
|
||
|
Offset: 28, Index: 1c
|
||
|
startx_length 2, 14
|
||
|
0x0000000000401060 <main>..
|
||
|
0x0000000000401073 <main+0x13>
|
||
|
[ 0] reg5
|
||
|
startx_length 4, c
|
||
|
0x0000000000401074 <main+0x14>..
|
||
|
0x000000000040107f <main+0x1f>
|
||
|
[ 0] entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 36, Index: 2a
|
||
|
startx_length 2, 18
|
||
|
0x0000000000401060 <main>..
|
||
|
0x0000000000401077 <main+0x17>
|
||
|
[ 0] reg4
|
||
|
startx_length 7, 6
|
||
|
0x0000000000401078 <main+0x18>..
|
||
|
0x000000000040107d <main+0x1d>
|
||
|
[ 0] entry_value:
|
||
|
[ 0] reg4
|
||
|
[ 3] stack_value
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 44, Index: 38
|
||
|
startx_length 3, 7
|
||
|
0x0000000000401071 <main+0x11>..
|
||
|
0x0000000000401077 <main+0x17>
|
||
|
[ 0] reg0
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 4a, Index: 3e
|
||
|
startx_length d, 8
|
||
|
0x00000000004011c0 <calc>..
|
||
|
0x00000000004011c7 <calc+0x7>
|
||
|
[ 0] reg5
|
||
|
startx_length e, 23
|
||
|
0x00000000004011c8 <calc+0x8>..
|
||
|
0x00000000004011ea <calc+0x2a>
|
||
|
[ 0] entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 58, Index: 4c
|
||
|
startx_length f, b
|
||
|
0x00000000004011d8 <calc+0x18>..
|
||
|
0x00000000004011e2 <calc+0x22>
|
||
|
[ 0] reg0
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 5e, Index: 52
|
||
|
startx_length f, 2
|
||
|
0x00000000004011d8 <calc+0x18>..
|
||
|
0x00000000004011d9 <calc+0x19>
|
||
|
[ 0] reg1
|
||
|
startx_length 10, 5
|
||
|
0x00000000004011da <calc+0x1a>..
|
||
|
0x00000000004011de <calc+0x1e>
|
||
|
[ 0] reg5
|
||
|
startx_length 0, 4
|
||
|
0x00000000004011df <calc+0x1f>..
|
||
|
0x00000000004011e2 <calc+0x22>
|
||
|
[ 0] entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] deref_size 1
|
||
|
[ 5] const1u 56
|
||
|
[ 7] shl
|
||
|
[ 8] const1u 56
|
||
|
[10] shra
|
||
|
[11] stack_value
|
||
|
end_of_list
|
||
|
|
||
|
Offset: 79, Index: 6d
|
||
|
startx_length f, 2
|
||
|
0x00000000004011d8 <calc+0x18>..
|
||
|
0x00000000004011d9 <calc+0x19>
|
||
|
[ 0] reg1
|
||
|
startx_length 10, 9
|
||
|
0x00000000004011da <calc+0x1a>..
|
||
|
0x00000000004011e2 <calc+0x22>
|
||
|
[ 0] reg5
|
||
|
end_of_list
|
||
|
|
||
|
EOF
|
||
|
|
||
|
# GNU DebugFission split-dwarf variant. Still uses .debug_loc, but now in
|
||
|
# .dwo file, with somewhat similar, but different encoding from DWARF5.
|
||
|
testfiles testfile-splitdwarf-4 testfile-hello4.dwo testfile-world4.dwo
|
||
|
testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=loc --dwarf-skeleton=testfile-splitdwarf-4 testfile-hello4.dwo testfile-world4.dwo <<\EOF
|
||
|
|
||
|
testfile-hello4.dwo:
|
||
|
|
||
|
|
||
|
DWARF section [ 3] '.debug_loc.dwo' at offset 0x253:
|
||
|
|
||
|
CU [ b] base: 0x0000000000401160 <foo>
|
||
|
[ 0] range 401160, 40116a
|
||
|
0x0000000000401160 <foo>..
|
||
|
0x0000000000401169 <foo+0x9>
|
||
|
[ 0] reg5
|
||
|
range 40116a, 401194
|
||
|
0x000000000040116a <foo+0xa>..
|
||
|
0x0000000000401193 <foo+0x33>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
[ 16] range 40117b, 40118d
|
||
|
0x000000000040117b <foo+0x1b>..
|
||
|
0x000000000040118c <foo+0x2c>
|
||
|
[ 0] GNU_addr_index [18] 0x404038 <m>
|
||
|
[ 21] range 40117b, 401181
|
||
|
0x000000000040117b <foo+0x1b>..
|
||
|
0x0000000000401180 <foo+0x20>
|
||
|
[ 0] reg5
|
||
|
[ 2b] range 40117b, 401187
|
||
|
0x000000000040117b <foo+0x1b>..
|
||
|
0x0000000000401186 <foo+0x26>
|
||
|
[ 0] reg5
|
||
|
range 401189, 40118d
|
||
|
0x0000000000401189 <foo+0x29>..
|
||
|
0x000000000040118c <foo+0x2c>
|
||
|
[ 0] reg5
|
||
|
[ 3e] range 401181, 401187
|
||
|
0x0000000000401181 <foo+0x21>..
|
||
|
0x0000000000401186 <foo+0x26>
|
||
|
[ 0] reg5
|
||
|
range 401189, 40118d
|
||
|
0x0000000000401189 <foo+0x29>..
|
||
|
0x000000000040118c <foo+0x2c>
|
||
|
[ 0] reg5
|
||
|
[ 51] range 401181, 40118d
|
||
|
0x0000000000401181 <foo+0x21>..
|
||
|
0x000000000040118c <foo+0x2c>
|
||
|
[ 0] reg5
|
||
|
[ 5b] range 40118d, 401193
|
||
|
0x000000000040118d <foo+0x2d>..
|
||
|
0x0000000000401192 <foo+0x32>
|
||
|
[ 0] reg5
|
||
|
[ 65] range 4011a0, 4011af
|
||
|
0x00000000004011a0 <baz>..
|
||
|
0x00000000004011ae <baz+0xe>
|
||
|
[ 0] reg5
|
||
|
range 4011af, 4011b1
|
||
|
0x00000000004011af <baz+0xf>..
|
||
|
0x00000000004011b0 <baz+0x10>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
[ 7b] range 4011a0, 4011b0
|
||
|
0x00000000004011a0 <baz>..
|
||
|
0x00000000004011af <baz+0xf>
|
||
|
[ 0] reg5
|
||
|
|
||
|
testfile-world4.dwo:
|
||
|
|
||
|
|
||
|
DWARF section [ 3] '.debug_loc.dwo' at offset 0x225:
|
||
|
|
||
|
CU [ b] base: 000000000000000000
|
||
|
[ 0] range 401060, 401074
|
||
|
0x0000000000401060 <main>..
|
||
|
0x0000000000401073 <main+0x13>
|
||
|
[ 0] reg5
|
||
|
range 401074, 401080
|
||
|
0x0000000000401074 <main+0x14>..
|
||
|
0x000000000040107f <main+0x1f>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
[ 16] range 401060, 401078
|
||
|
0x0000000000401060 <main>..
|
||
|
0x0000000000401077 <main+0x17>
|
||
|
[ 0] reg4
|
||
|
range 401078, 40107e
|
||
|
0x0000000000401078 <main+0x18>..
|
||
|
0x000000000040107d <main+0x1d>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg4
|
||
|
[ 3] stack_value
|
||
|
[ 2c] range 401071, 401078
|
||
|
0x0000000000401071 <main+0x11>..
|
||
|
0x0000000000401077 <main+0x17>
|
||
|
[ 0] reg0
|
||
|
[ 36] range 4011c0, 4011c8
|
||
|
0x00000000004011c0 <calc>..
|
||
|
0x00000000004011c7 <calc+0x7>
|
||
|
[ 0] reg5
|
||
|
range 4011c8, 4011eb
|
||
|
0x00000000004011c8 <calc+0x8>..
|
||
|
0x00000000004011ea <calc+0x2a>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
[ 4c] range 4011d8, 4011e3
|
||
|
0x00000000004011d8 <calc+0x18>..
|
||
|
0x00000000004011e2 <calc+0x22>
|
||
|
[ 0] reg0
|
||
|
[ 56] range 4011d8, 4011da
|
||
|
0x00000000004011d8 <calc+0x18>..
|
||
|
0x00000000004011d9 <calc+0x19>
|
||
|
[ 0] reg1
|
||
|
range 4011da, 4011df
|
||
|
0x00000000004011da <calc+0x1a>..
|
||
|
0x00000000004011de <calc+0x1e>
|
||
|
[ 0] reg5
|
||
|
range 4011df, 4011e3
|
||
|
0x00000000004011df <calc+0x1f>..
|
||
|
0x00000000004011e2 <calc+0x22>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] deref_size 1
|
||
|
[ 5] const1u 56
|
||
|
[ 7] shl
|
||
|
[ 8] const1u 56
|
||
|
[10] shra
|
||
|
[11] stack_value
|
||
|
[ 7d] range 4011d8, 4011da
|
||
|
0x00000000004011d8 <calc+0x18>..
|
||
|
0x00000000004011d9 <calc+0x19>
|
||
|
[ 0] reg1
|
||
|
range 4011da, 4011e3
|
||
|
0x00000000004011da <calc+0x1a>..
|
||
|
0x00000000004011e2 <calc+0x22>
|
||
|
[ 0] reg5
|
||
|
EOF
|
||
|
|
||
|
# Partial dwarf-4 and partial GNU DebugFission split-dwarf.
|
||
|
#
|
||
|
# = popcount.c =
|
||
|
#
|
||
|
# int popcount (unsigned char u)
|
||
|
# {
|
||
|
# int c = 0;
|
||
|
# while (u != 0)
|
||
|
# {
|
||
|
# if ((u & 1) == 1)
|
||
|
# c++;
|
||
|
# u >>= 1;
|
||
|
# }
|
||
|
# return c;
|
||
|
# }
|
||
|
#
|
||
|
# = splitdwarf4-not-split4.c =
|
||
|
#
|
||
|
# extern int popcount (unsigned char);
|
||
|
#
|
||
|
# int main (int argc, char **argv)
|
||
|
# {
|
||
|
# int i;
|
||
|
# int p = argc;
|
||
|
# for (i = 0; i < argc; ++i)
|
||
|
# p += popcount (argv[i][0]);
|
||
|
# i += p;
|
||
|
# return i;
|
||
|
# }
|
||
|
#
|
||
|
# gcc -gdwarf-4 -O2 -c popcount.c
|
||
|
# gcc -gdwarf-4 -gsplit-dwarf -O2 -c splitdwarf4-not-split4.c
|
||
|
# gcc -o testfile-splitdwarf4-not-split4 splitdwarf4-not-split4.o popcount.o
|
||
|
# eu-strip -f testfile-splitdwarf4-not-split4.debug \
|
||
|
# testfile-splitdwarf4-not-split4
|
||
|
|
||
|
testfiles testfile-splitdwarf4-not-split4.debug
|
||
|
testfiles splitdwarf4-not-split4.dwo
|
||
|
|
||
|
testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=info+ --debug-dump=loc testfile-splitdwarf4-not-split4.debug <<\EOF
|
||
|
|
||
|
DWARF section [28] '.debug_info' at offset 0x330:
|
||
|
[Offset]
|
||
|
Compilation unit at offset 0:
|
||
|
Version: 4, Abbreviation section offset: 0, Address size: 8, Offset size: 4
|
||
|
Unit type: skeleton (4), Unit id: 0x3d909d7bd0e69c0b
|
||
|
[ b] compile_unit abbrev: 1
|
||
|
ranges (sec_offset) range list [ 0]
|
||
|
low_pc (addr) 000000000000000000
|
||
|
stmt_list (sec_offset) 0
|
||
|
GNU_dwo_name (strp) "splitdwarf4-not-split4.dwo"
|
||
|
comp_dir (strp) "/tmp"
|
||
|
GNU_pubnames (flag_present) yes
|
||
|
GNU_addr_base (sec_offset) address base [ 0]
|
||
|
GNU_dwo_id (data8) 0x3d909d7bd0e69c0b
|
||
|
GNU_ranges_base (sec_offset) 0
|
||
|
Split compilation unit at offset 0:
|
||
|
Version: 4, Abbreviation section offset: 0, Address size: 8, Offset size: 4
|
||
|
Unit type: skeleton (4), Unit id: 0x3d909d7bd0e69c0b
|
||
|
{ b} compile_unit abbrev: 1
|
||
|
producer (GNU_str_index) "GNU C17 9.0.0 20180528 (experimental) -mtune=generic -march=x86-64 -gdwarf-4 -gsplit-dwarf -O2"
|
||
|
language (data1) C99 (12)
|
||
|
name (GNU_str_index) "splitdwarf4-not-split4.c"
|
||
|
comp_dir (GNU_str_index) "/tmp"
|
||
|
GNU_dwo_id (data8) 0x3d909d7bd0e69c0b
|
||
|
{ 18} subprogram abbrev: 2
|
||
|
external (flag_present) yes
|
||
|
name (GNU_str_index) "main"
|
||
|
decl_file (data1) splitdwarf4-not-split4.c (1)
|
||
|
decl_line (data1) 3
|
||
|
decl_column (data1) 5
|
||
|
prototyped (flag_present) yes
|
||
|
type (ref4) { 6d}
|
||
|
low_pc (GNU_addr_index) [4] 0x0000000000401050 <main>
|
||
|
high_pc (data8) 76 (0x000000000040109c <_start>)
|
||
|
frame_base (exprloc)
|
||
|
[ 0] call_frame_cfa
|
||
|
GNU_all_call_sites (flag_present) yes
|
||
|
sibling (ref4) { 6d}
|
||
|
{ 30} formal_parameter abbrev: 3
|
||
|
name (GNU_str_index) "argc"
|
||
|
decl_file (data1) splitdwarf4-not-split4.c (1)
|
||
|
decl_line (data1) 3
|
||
|
decl_column (data1) 15
|
||
|
type (ref4) { 6d}
|
||
|
location (sec_offset) location list [ 0]
|
||
|
{ 3d} formal_parameter abbrev: 3
|
||
|
name (GNU_str_index) "argv"
|
||
|
decl_file (data1) splitdwarf4-not-split4.c (1)
|
||
|
decl_line (data1) 3
|
||
|
decl_column (data1) 28
|
||
|
type (ref4) { 74}
|
||
|
location (sec_offset) location list [ 28]
|
||
|
{ 4a} variable abbrev: 4
|
||
|
name (string) "i"
|
||
|
decl_file (data1) splitdwarf4-not-split4.c (1)
|
||
|
decl_line (data1) 5
|
||
|
decl_column (data1) 7
|
||
|
type (ref4) { 6d}
|
||
|
location (sec_offset) location list [ 47]
|
||
|
{ 58} variable abbrev: 4
|
||
|
name (string) "p"
|
||
|
decl_file (data1) splitdwarf4-not-split4.c (1)
|
||
|
decl_line (data1) 6
|
||
|
decl_column (data1) 7
|
||
|
type (ref4) { 6d}
|
||
|
location (sec_offset) location list [ 73]
|
||
|
{ 66} GNU_call_site abbrev: 5
|
||
|
low_pc (GNU_addr_index) [1] 0x000000000040107f <main+0x2f>
|
||
|
abstract_origin (ref4) { 84}
|
||
|
{ 6d} base_type abbrev: 6
|
||
|
byte_size (data1) 4
|
||
|
encoding (data1) signed (5)
|
||
|
name (string) "int"
|
||
|
{ 74} pointer_type abbrev: 7
|
||
|
byte_size (data1) 8
|
||
|
type (ref4) { 7a}
|
||
|
{ 7a} pointer_type abbrev: 7
|
||
|
byte_size (data1) 8
|
||
|
type (ref4) { 80}
|
||
|
{ 80} base_type abbrev: 8
|
||
|
byte_size (data1) 1
|
||
|
encoding (data1) signed_char (6)
|
||
|
name (GNU_str_index) "char"
|
||
|
{ 84} subprogram abbrev: 9
|
||
|
external (flag_present) yes
|
||
|
declaration (flag_present) yes
|
||
|
linkage_name (GNU_str_index) "popcount"
|
||
|
name (GNU_str_index) "popcount"
|
||
|
decl_file (data1) splitdwarf4-not-split4.c (1)
|
||
|
decl_line (data1) 1
|
||
|
decl_column (data1) 12
|
||
|
Compilation unit at offset 52:
|
||
|
Version: 4, Abbreviation section offset: 29, Address size: 8, Offset size: 4
|
||
|
[ 3f] compile_unit abbrev: 1
|
||
|
producer (strp) "GNU C17 9.0.0 20180528 (experimental) -mtune=generic -march=x86-64 -gdwarf-4 -O2"
|
||
|
language (data1) C99 (12)
|
||
|
name (strp) "popcount.c"
|
||
|
comp_dir (strp) "/tmp"
|
||
|
low_pc (addr) 0x0000000000401180 <popcount>
|
||
|
high_pc (data8) 33 (0x00000000004011a1)
|
||
|
stmt_list (sec_offset) 145
|
||
|
[ 61] subprogram abbrev: 2
|
||
|
external (flag_present) yes
|
||
|
name (strp) "popcount"
|
||
|
decl_file (data1) popcount.c (1)
|
||
|
decl_line (data1) 1
|
||
|
decl_column (data1) 5
|
||
|
prototyped (flag_present) yes
|
||
|
type (ref4) [ a0]
|
||
|
low_pc (addr) 0x0000000000401180 <popcount>
|
||
|
high_pc (data8) 33 (0x00000000004011a1)
|
||
|
frame_base (exprloc)
|
||
|
[ 0] call_frame_cfa
|
||
|
GNU_all_call_sites (flag_present) yes
|
||
|
sibling (ref4) [ a0]
|
||
|
[ 83] formal_parameter abbrev: 3
|
||
|
name (string) "u"
|
||
|
decl_file (data1) popcount.c (1)
|
||
|
decl_line (data1) 1
|
||
|
decl_column (data1) 29
|
||
|
type (ref4) [ a7]
|
||
|
location (sec_offset) location list [ 0]
|
||
|
[ 91] variable abbrev: 4
|
||
|
name (string) "c"
|
||
|
decl_file (data1) popcount.c (1)
|
||
|
decl_line (data1) 3
|
||
|
decl_column (data1) 7
|
||
|
type (ref4) [ a0]
|
||
|
location (sec_offset) location list [ 60]
|
||
|
[ a0] base_type abbrev: 5
|
||
|
byte_size (data1) 4
|
||
|
encoding (data1) signed (5)
|
||
|
name (string) "int"
|
||
|
[ a7] base_type abbrev: 6
|
||
|
byte_size (data1) 1
|
||
|
encoding (data1) unsigned_char (8)
|
||
|
name (strp) "unsigned char"
|
||
|
|
||
|
DWARF section [32] '.debug_loc' at offset 0x5ef:
|
||
|
|
||
|
CU [ 3f] base: 0x0000000000401180 <popcount>
|
||
|
[ 0] range 0, 9
|
||
|
0x0000000000401180 <popcount>..
|
||
|
0x0000000000401188 <popcount+0x8>
|
||
|
[ 0] reg5
|
||
|
range 9, 1b
|
||
|
0x0000000000401189 <popcount+0x9>..
|
||
|
0x000000000040119a <popcount+0x1a>
|
||
|
[ 0] reg1
|
||
|
range 1b, 1d
|
||
|
0x000000000040119b <popcount+0x1b>..
|
||
|
0x000000000040119c <popcount+0x1c>
|
||
|
[ 0] breg1 0
|
||
|
[ 2] lit1
|
||
|
[ 3] shr
|
||
|
[ 4] stack_value
|
||
|
range 1d, 21
|
||
|
0x000000000040119d <popcount+0x1d>..
|
||
|
0x00000000004011a0 <popcount+0x20>
|
||
|
[ 0] reg1
|
||
|
[ 60] range 0, 9
|
||
|
0x0000000000401180 <popcount>..
|
||
|
0x0000000000401188 <popcount+0x8>
|
||
|
[ 0] lit0
|
||
|
[ 1] stack_value
|
||
|
range 9, 20
|
||
|
0x0000000000401189 <popcount+0x9>..
|
||
|
0x000000000040119f <popcount+0x1f>
|
||
|
[ 0] reg0
|
||
|
range 20, 21
|
||
|
0x00000000004011a0 <popcount+0x20>..
|
||
|
0x00000000004011a0 <popcount+0x20>
|
||
|
[ 0] lit0
|
||
|
[ 1] stack_value
|
||
|
EOF
|
||
|
|
||
|
testrun_compare ${abs_top_builddir}/src/readelf --dwarf-skeleton=testfile-splitdwarf4-not-split4.debug --debug-dump=loc splitdwarf4-not-split4.dwo <<\EOF
|
||
|
|
||
|
DWARF section [ 3] '.debug_loc.dwo' at offset 0x15b:
|
||
|
|
||
|
CU [ b] base: 000000000000000000
|
||
|
[ 0] range 401050, 40106e
|
||
|
0x0000000000401050 <main>..
|
||
|
0x000000000040106d <main+0x1d>
|
||
|
[ 0] reg5
|
||
|
range 40106e, 401086
|
||
|
0x000000000040106e <main+0x1e>..
|
||
|
0x0000000000401085 <main+0x35>
|
||
|
[ 0] reg12
|
||
|
range 401086, 401095
|
||
|
0x0000000000401086 <main+0x36>..
|
||
|
0x0000000000401094 <main+0x44>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg5
|
||
|
[ 3] stack_value
|
||
|
range 401095, 40109c
|
||
|
0x0000000000401095 <main+0x45>..
|
||
|
0x000000000040109b <main+0x4b>
|
||
|
[ 0] reg5
|
||
|
[ 28] range 401050, 40106e
|
||
|
0x0000000000401050 <main>..
|
||
|
0x000000000040106d <main+0x1d>
|
||
|
[ 0] reg4
|
||
|
range 40106e, 401095
|
||
|
0x000000000040106e <main+0x1e>..
|
||
|
0x0000000000401094 <main+0x44>
|
||
|
[ 0] GNU_entry_value:
|
||
|
[ 0] reg4
|
||
|
[ 3] stack_value
|
||
|
range 401095, 40109c
|
||
|
0x0000000000401095 <main+0x45>..
|
||
|
0x000000000040109b <main+0x4b>
|
||
|
[ 0] reg4
|
||
|
[ 47] range 401050, 40106e
|
||
|
0x0000000000401050 <main>..
|
||
|
0x000000000040106d <main+0x1d>
|
||
|
[ 0] lit0
|
||
|
[ 1] stack_value
|
||
|
range 401086, 40108e
|
||
|
0x0000000000401086 <main+0x36>..
|
||
|
0x000000000040108d <main+0x3d>
|
||
|
[ 0] breg12 0
|
||
|
[ 2] breg6 0
|
||
|
[ 4] plus
|
||
|
[ 5] stack_value
|
||
|
range 40108e, 401095
|
||
|
0x000000000040108e <main+0x3e>..
|
||
|
0x0000000000401094 <main+0x44>
|
||
|
[ 0] reg0
|
||
|
range 401095, 40109c
|
||
|
0x0000000000401095 <main+0x45>..
|
||
|
0x000000000040109b <main+0x4b>
|
||
|
[ 0] lit0
|
||
|
[ 1] stack_value
|
||
|
[ 73] range 401050, 40106e
|
||
|
0x0000000000401050 <main>..
|
||
|
0x000000000040106d <main+0x1d>
|
||
|
[ 0] reg5
|
||
|
range 40106e, 401090
|
||
|
0x000000000040106e <main+0x1e>..
|
||
|
0x000000000040108f <main+0x3f>
|
||
|
[ 0] reg6
|
||
|
range 401095, 40109c
|
||
|
0x0000000000401095 <main+0x45>..
|
||
|
0x000000000040109b <main+0x4b>
|
||
|
[ 0] reg5
|
||
|
EOF
|
||
|
|
||
|
exit 0
|