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231 lines
9.7 KiB
231 lines
9.7 KiB
#! /bin/sh
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# Test for displaying DW_AT_const_types with the "correct" sign.
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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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# = s.c
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#
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# int s()
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# {
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# int i = -1;
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# int j = -1;
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#
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# return i - j;
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# }
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#
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# = m.c
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#
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# extern int s();
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#
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# int
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# main ()
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# {
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# const signed char sc = -2;
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# const unsigned char uc = 254;
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#
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# const signed short ss = -16;
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# const unsigned short us = 65520;
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#
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# const signed int si = -3;
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# const unsigned int ui = 4200000000;
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#
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# signed long sl = -1;
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# unsigned long ul = 0xffffffffffffffffUL;
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#
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# return s ();
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# }
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#
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# gcc -gdwarf-5 -O2 -c s.c
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# gcc -gdwarf-4 -O2 -c m.c
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# gcc -o testfile-const-values s.o m.o
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# eu-strip -g -f testfile-const-values.debug testfile-const-values
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testfiles testfile-const-values.debug
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testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=info testfile-const-values.debug << EOF
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DWARF section [28] '.debug_info' at offset 0x2e0:
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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: compile (1)
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[ c] compile_unit abbrev: 2
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producer (strp) "GNU C11 7.3.1 20180303 (Red Hat 7.3.1-5) -mtune=generic -march=x86-64 -gdwarf-5 -O2"
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language (data1) C11 (29)
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name (string) "s.c"
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comp_dir (strp) "/home/mark/build/elfutils-obj"
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low_pc (addr) 0x00000000004004d0
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high_pc (data8) 3 (0x00000000004004d3)
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stmt_list (sec_offset) 0
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[ 2e] subprogram abbrev: 3
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external (flag_present) yes
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name (string) "s"
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decl_file (data1) s.c (1)
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decl_line (data1) 1
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type (ref4) [ 5e]
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low_pc (addr) 0x00000000004004d0
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high_pc (data8) 3 (0x00000000004004d3)
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frame_base (exprloc)
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[ 0] call_frame_cfa
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call_all_calls (flag_present) yes
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sibling (ref4) [ 5e]
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[ 4d] variable abbrev: 1
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name (string) "i"
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decl_file (implicit_const) s.c (1)
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decl_line (data1) 3
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type (ref4) [ 5e]
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const_value (implicit_const) -1
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[ 55] variable abbrev: 1
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name (string) "j"
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decl_file (implicit_const) s.c (1)
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decl_line (data1) 4
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type (ref4) [ 5e]
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const_value (implicit_const) -1
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[ 5e] base_type abbrev: 4
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byte_size (data1) 4
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encoding (data1) signed (5)
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name (string) "int"
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Compilation unit at offset 102:
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Version: 4, Abbreviation section offset: 73, Address size: 8, Offset size: 4
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[ 71] compile_unit abbrev: 1
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producer (strp) "GNU C11 7.3.1 20180303 (Red Hat 7.3.1-5) -mtune=generic -march=x86-64 -gdwarf-4 -O2"
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language (data1) C99 (12)
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name (string) "m.c"
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comp_dir (strp) "/home/mark/build/elfutils-obj"
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ranges (sec_offset) range list [ 0]
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low_pc (addr) 000000000000000000
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stmt_list (sec_offset) 54
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[ 8f] subprogram abbrev: 2
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external (flag_present) yes
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name (strp) "main"
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decl_file (data1) m.c (1)
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decl_line (data1) 4
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type (ref4) [ 119]
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low_pc (addr) 0x00000000004003e0
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high_pc (data8) 7 (0x00000000004003e7)
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frame_base (exprloc)
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[ 0] call_frame_cfa
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GNU_all_call_sites (flag_present) yes
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sibling (ref4) [ 119]
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[ b0] variable abbrev: 3
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name (string) "sc"
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decl_file (data1) m.c (1)
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decl_line (data1) 6
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type (ref4) [ 12c]
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const_value (sdata) -2
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[ bb] variable abbrev: 3
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name (string) "uc"
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decl_file (data1) m.c (1)
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decl_line (data1) 7
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type (ref4) [ 138]
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const_value (sdata) 254 (-2)
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[ c6] variable abbrev: 3
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name (string) "ss"
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decl_file (data1) m.c (1)
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decl_line (data1) 9
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type (ref4) [ 144]
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const_value (sdata) -16
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[ d1] variable abbrev: 3
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name (string) "us"
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decl_file (data1) m.c (1)
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decl_line (data1) 10
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type (ref4) [ 150]
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const_value (sdata) 65520 (-16)
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[ dc] variable abbrev: 3
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name (string) "si"
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decl_file (data1) m.c (1)
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decl_line (data1) 12
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type (ref4) [ 120]
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const_value (sdata) -3
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[ e7] variable abbrev: 3
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name (string) "ui"
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decl_file (data1) m.c (1)
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decl_line (data1) 13
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type (ref4) [ 15c]
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const_value (sdata) 4200000000 (-94967296)
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[ f5] variable abbrev: 3
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name (string) "sl"
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decl_file (data1) m.c (1)
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decl_line (data1) 15
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type (ref4) [ 161]
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const_value (sdata) -1
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[ 100] variable abbrev: 3
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name (string) "ul"
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decl_file (data1) m.c (1)
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decl_line (data1) 16
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type (ref4) [ 168]
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const_value (sdata) 18446744073709551615 (-1)
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[ 10b] GNU_call_site abbrev: 4
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low_pc (addr) 0x00000000004003e7
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GNU_tail_call (flag_present) yes
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abstract_origin (ref4) [ 16f]
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[ 119] base_type abbrev: 5
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byte_size (data1) 4
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encoding (data1) signed (5)
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name (string) "int"
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[ 120] const_type abbrev: 6
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type (ref4) [ 119]
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[ 125] base_type abbrev: 7
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byte_size (data1) 1
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encoding (data1) signed_char (6)
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name (strp) "signed char"
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[ 12c] const_type abbrev: 6
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type (ref4) [ 125]
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[ 131] base_type abbrev: 7
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byte_size (data1) 1
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encoding (data1) unsigned_char (8)
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name (strp) "unsigned char"
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[ 138] const_type abbrev: 6
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type (ref4) [ 131]
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[ 13d] base_type abbrev: 7
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byte_size (data1) 2
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encoding (data1) signed (5)
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name (strp) "short int"
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[ 144] const_type abbrev: 6
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type (ref4) [ 13d]
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[ 149] base_type abbrev: 7
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byte_size (data1) 2
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encoding (data1) unsigned (7)
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name (strp) "short unsigned int"
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[ 150] const_type abbrev: 6
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type (ref4) [ 149]
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[ 155] base_type abbrev: 7
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byte_size (data1) 4
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encoding (data1) unsigned (7)
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name (strp) "unsigned int"
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[ 15c] const_type abbrev: 6
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type (ref4) [ 155]
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[ 161] base_type abbrev: 7
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byte_size (data1) 8
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encoding (data1) signed (5)
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name (strp) "long int"
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[ 168] base_type abbrev: 7
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byte_size (data1) 8
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encoding (data1) unsigned (7)
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name (strp) "long unsigned int"
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[ 16f] subprogram abbrev: 8
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external (flag_present) yes
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declaration (flag_present) yes
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linkage_name (string) "s"
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name (string) "s"
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decl_file (data1) m.c (1)
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decl_line (data1) 1
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EOF
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exit 0
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