237 lines
7.6 KiB
Bash
237 lines
7.6 KiB
Bash
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#! /bin/sh
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# Copyright (C) 2018 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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# See run-readelf-loc.sh
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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=ranges testfileloc<<\EOF
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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=ranges testfileloc<<\EOF
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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=ranges testfileloc<<\EOF
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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=ranges testfile-dwarf-5<<\EOF
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DWARF section [33] '.debug_rnglists' at offset 0x1d9a:
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Table at Offset 0x0:
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Length: 45
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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: c, Index: 0
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base_address 0x400583
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0x0000000000400583 <calc+0x13>
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offset_pair 0, 2
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0x0000000000400583 <calc+0x13>..
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0x0000000000400584 <calc+0x14>
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offset_pair 5, 15
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0x0000000000400588 <calc+0x18>..
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0x0000000000400597 <calc+0x27>
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end_of_list
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Offset: 1c, Index: 10
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start_length 0x400570, 2b
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0x0000000000400570 <calc>..
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0x000000000040059a <calc+0x2a>
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start_length 0x400410, 20
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0x0000000000400410 <main>..
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0x000000000040042f <main+0x1f>
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end_of_list
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EOF
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# Same as above, but for DWARF4, note no header, and base address is not
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# given, but ranges are the same.
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testfiles testfile-dwarf-4
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testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=ranges testfile-dwarf-4<<\EOF
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DWARF section [32] '.debug_ranges' at offset 0x1f96:
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CU [ 21c] base: 000000000000000000
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[ 0] range 400583, 400585
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0x0000000000400583 <calc+0x13>..
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0x0000000000400584 <calc+0x14>
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range 400588, 400598
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0x0000000000400588 <calc+0x18>..
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0x0000000000400597 <calc+0x27>
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[ 30] range 400570, 40059b
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0x0000000000400570 <calc>..
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0x000000000040059a <calc+0x2a>
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range 400410, 400430
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0x0000000000400410 <main>..
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0x000000000040042f <main+0x1f>
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EOF
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# Now with split dwarf. See tests/testfile-dwarf-45.source.
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# Note that this will have an offsets table that the .dwo can refer to.
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testfiles testfile-splitdwarf-5 testfile-hello5.dwo testfile-world5.dwo
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testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=ranges testfile-splitdwarf-5<<\EOF
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DWARF section [35] '.debug_rnglists' at offset 0x393a:
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Table at Offset 0x0:
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Length: 53
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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: 2
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CU [ 49] base: 000000000000000000
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Offsets starting at 0xc:
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[ 0] 0x8
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[ 1] 0x18
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Offset: 14, Index: 8
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base_address 0x4011d3
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0x00000000004011d3 <calc+0x13>
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offset_pair 0, 2
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0x00000000004011d3 <calc+0x13>..
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0x00000000004011d4 <calc+0x14>
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offset_pair 5, 15
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0x00000000004011d8 <calc+0x18>..
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0x00000000004011e7 <calc+0x27>
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end_of_list
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Offset: 24, Index: 18
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start_length 0x4011c0, 2b
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0x00000000004011c0 <calc>..
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0x00000000004011ea <calc+0x2a>
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start_length 0x401060, 20
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0x0000000000401060 <main>..
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0x000000000040107f <main+0x1f>
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end_of_list
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EOF
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# Note that the rnglist_base attribute of the second CU points to the offsets
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# above 0xc [c].
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testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=info testfile-splitdwarf-5<<\EOF
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DWARF section [28] '.debug_info' at offset 0x3102:
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[Offset]
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Compilation unit at offset 0:
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Version: 5, Abbreviation section offset: 0, Address size: 8, Offset size: 4
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Unit type: skeleton (4), Unit id: 0xc422aa5c31fec205
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[ 14] skeleton_unit abbrev: 1
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low_pc (addr) 0x0000000000401160 <foo>
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high_pc (data8) 81 (0x00000000004011b1)
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stmt_list (sec_offset) 0
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dwo_name (strp) "testfile-hello5.dwo"
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comp_dir (strp) "/home/mark/src/elfutils/tests"
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GNU_pubnames (flag_present) yes
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addr_base (sec_offset) address base [ 8]
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Compilation unit at offset 53:
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Version: 5, Abbreviation section offset: 21, Address size: 8, Offset size: 4
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Unit type: skeleton (4), Unit id: 0xb6c8b9d97e6dfdfe
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[ 49] skeleton_unit abbrev: 1
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ranges (sec_offset) range list [ 24]
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low_pc (addr) 000000000000000000
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stmt_list (sec_offset) 655
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dwo_name (strp) "testfile-world5.dwo"
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comp_dir (strp) "/home/mark/src/elfutils/tests"
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GNU_pubnames (flag_present) yes
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addr_base (sec_offset) address base [ a8]
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rnglists_base (sec_offset) range list [ c]
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EOF
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# Same for DWARF4 GNU DebugFission. But now we need to scan the .dwo
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# explicitly to know it will use the first ranges.
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testfiles testfile-splitdwarf-4 testfile-hello4.dwo testfile-world4.dwo
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testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=ranges testfile-splitdwarf-4<<\EOF
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DWARF section [32] '.debug_ranges' at offset 0x3611:
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CU [ b] base: 000000000000000000
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[ 0] range 4011d3, 4011d5
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0x00000000004011d3 <calc+0x13>..
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0x00000000004011d4 <calc+0x14>
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range 4011d8, 4011e8
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0x00000000004011d8 <calc+0x18>..
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0x00000000004011e7 <calc+0x27>
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CU [ 3f] base: 000000000000000000
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[ 30] range 4011c0, 4011eb
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0x00000000004011c0 <calc>..
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0x00000000004011ea <calc+0x2a>
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range 401060, 401080
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0x0000000000401060 <main>..
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0x000000000040107f <main+0x1f>
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EOF
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exit 0
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