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ab2726 |
From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
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From: Fedora GDB patches <invalid@email.com>
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Date: Fri, 27 Oct 2017 21:07:50 +0200
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Subject: gdb-bz601887-dwarf4-rh-test.patch
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ab2726 |
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;; Backport DWARF-4 support (BZ 601887, Tom Tromey).
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;;=fedoratest
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diff --git a/gdb/testsuite/gdb.dwarf2/rh-dwarf4-x86_64.S b/gdb/testsuite/gdb.dwarf2/rh-dwarf4-x86_64.S
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new file mode 100644
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--- /dev/null
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+++ b/gdb/testsuite/gdb.dwarf2/rh-dwarf4-x86_64.S
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@@ -0,0 +1,167 @@
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+/* This testcase is part of GDB, the GNU debugger.
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+
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+ Copyright 2010 Free Software Foundation, Inc.
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+
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+ This program is free software; you can redistribute it and/or modify
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+ it under the terms of the GNU General Public License as published by
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+ the Free Software Foundation; either version 3 of the License, or
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+ (at your option) any later version.
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+
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+ This program is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ GNU General Public License for more details.
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+
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+ You should have received a copy of the GNU General Public License
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+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
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+
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+ .file "rh-dwarf4-x86_64.c"
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+ .section .debug_abbrev,"",@progbits
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+.Ldebug_abbrev0:
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+ .section .debug_info,"",@progbits
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+.Ldebug_info0:
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+ .section .debug_line,"",@progbits
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+.Ldebug_line0:
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+ .text
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+.Ltext0:
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+.globl main
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+ .type main, @function
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+main:
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+.LFB0:
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+ .file 1 "gdb.dwarf2/rh-dwarf4-x86_64.c"
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+ # gdb.dwarf2/rh-dwarf4-x86_64.c:20
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+ .loc 1 20 0
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+ .cfi_startproc
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+ # basic block 2
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+ pushq %rbp
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+ .cfi_def_cfa_offset 16
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+ movq %rsp, %rbp
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+ .cfi_offset 6, -16
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+ .cfi_def_cfa_register 6
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+ # gdb.dwarf2/rh-dwarf4-x86_64.c:21
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+ .loc 1 21 0
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+ movl $0, %eax
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+ # gdb.dwarf2/rh-dwarf4-x86_64.c:22
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+ .loc 1 22 0
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+ leave
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+ .cfi_def_cfa 7, 8
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+ ret
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+ .cfi_endproc
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+.LFE0:
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+ .size main, .-main
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+.Letext0:
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+ .section .debug_info
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+ .long 0x4e # Length of Compilation Unit Info
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+ .value 0x4 # DWARF version number
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+ .long .Ldebug_abbrev0 # Offset Into Abbrev. Section
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+ .byte 0x8 # Pointer Size (in bytes)
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+ .uleb128 0x1 # (DIE (0xb) DW_TAG_compile_unit)
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+ .long .LASF0 # DW_AT_producer: "GNU C 4.4.4 20100503 (Red Hat 4.4.4-2)"
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+ .byte 0x1 # DW_AT_language
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+ .long .LASF1 # DW_AT_name: "gdb.dwarf2/rh-dwarf4-x86_64.c"
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+ .long .LASF2 # DW_AT_comp_dir
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+ .quad .Ltext0 # DW_AT_low_pc
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+ .quad .Letext0 # DW_AT_high_pc
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+ .long .Ldebug_line0 # DW_AT_stmt_list
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+ .uleb128 0x2 # (DIE (0x2d) DW_TAG_subprogram)
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+ # DW_AT_external
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+ .long .LASF3 # DW_AT_name: "main"
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+ .byte 0x1 # DW_AT_decl_file (gdb.dwarf2/rh-dwarf4-x86_64.c)
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+ .byte 0x13 # DW_AT_decl_line
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+ # DW_AT_prototyped
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+ .long 0x4a # DW_AT_type
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+ .quad .LFB0 # DW_AT_low_pc
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+ .quad .LFE0 # DW_AT_high_pc
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+ .uleb128 0x1 # DW_AT_frame_base
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+ .byte 0x9c # DW_OP_call_frame_cfa
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+ .uleb128 0x3 # (DIE (0x4a) DW_TAG_base_type)
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+ .byte 0x4 # DW_AT_byte_size
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+ .byte 0x5 # DW_AT_encoding
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+ .ascii "int\0" # DW_AT_name
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+ .byte 0x0 # end of children of DIE 0xb
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+ .section .debug_abbrev
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+ .uleb128 0x1 # (abbrev code)
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+ .uleb128 0x11 # (TAG: DW_TAG_compile_unit)
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+ .byte 0x1 # DW_children_yes
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+ .uleb128 0x25 # (DW_AT_producer)
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+ .uleb128 0xe # (DW_FORM_strp)
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+ .uleb128 0x13 # (DW_AT_language)
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+ .uleb128 0xb # (DW_FORM_data1)
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+ .uleb128 0x3 # (DW_AT_name)
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+ .uleb128 0xe # (DW_FORM_strp)
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+ .uleb128 0x1b # (DW_AT_comp_dir)
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+ .uleb128 0xe # (DW_FORM_strp)
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+ .uleb128 0x11 # (DW_AT_low_pc)
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+ .uleb128 0x1 # (DW_FORM_addr)
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+ .uleb128 0x12 # (DW_AT_high_pc)
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+ .uleb128 0x1 # (DW_FORM_addr)
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+ .uleb128 0x10 # (DW_AT_stmt_list)
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+ .uleb128 0x17 # (DW_FORM_sec_offset)
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+ .byte 0x0
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+ .byte 0x0
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+ .uleb128 0x2 # (abbrev code)
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+ .uleb128 0x2e # (TAG: DW_TAG_subprogram)
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+ .byte 0x0 # DW_children_no
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+ .uleb128 0x3f # (DW_AT_external)
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+ .uleb128 0x19 # (DW_FORM_flag_present)
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+ .uleb128 0x3 # (DW_AT_name)
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+ .uleb128 0xe # (DW_FORM_strp)
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+ .uleb128 0x3a # (DW_AT_decl_file)
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+ .uleb128 0xb # (DW_FORM_data1)
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+ .uleb128 0x3b # (DW_AT_decl_line)
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+ .uleb128 0xb # (DW_FORM_data1)
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+ .uleb128 0x27 # (DW_AT_prototyped)
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+ .uleb128 0x19 # (DW_FORM_flag_present)
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+ .uleb128 0x49 # (DW_AT_type)
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+ .uleb128 0x13 # (DW_FORM_ref4)
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+ .uleb128 0x11 # (DW_AT_low_pc)
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+ .uleb128 0x1 # (DW_FORM_addr)
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+ .uleb128 0x12 # (DW_AT_high_pc)
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+ .uleb128 0x1 # (DW_FORM_addr)
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+ .uleb128 0x40 # (DW_AT_frame_base)
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+ .uleb128 0x18 # (DW_FORM_exprloc)
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+ .byte 0x0
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+ .byte 0x0
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+ .uleb128 0x3 # (abbrev code)
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+ .uleb128 0x24 # (TAG: DW_TAG_base_type)
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+ .byte 0x0 # DW_children_no
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+ .uleb128 0xb # (DW_AT_byte_size)
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+ .uleb128 0xb # (DW_FORM_data1)
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+ .uleb128 0x3e # (DW_AT_encoding)
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+ .uleb128 0xb # (DW_FORM_data1)
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+ .uleb128 0x3 # (DW_AT_name)
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+ .uleb128 0x8 # (DW_FORM_string)
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+ .byte 0x0
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+ .byte 0x0
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+ .byte 0x0
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+ .section .debug_pubnames,"",@progbits
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+ .long 0x17 # Length of Public Names Info
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+ .value 0x2 # DWARF Version
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+ .long .Ldebug_info0 # Offset of Compilation Unit Info
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+ .long 0x52 # Compilation Unit Length
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+ .long 0x2d # DIE offset
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+ .ascii "main\0" # external name
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+ .long 0x0
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+ .section .debug_aranges,"",@progbits
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+ .long 0x2c # Length of Address Ranges Info
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+ .value 0x2 # DWARF Version
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+ .long .Ldebug_info0 # Offset of Compilation Unit Info
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+ .byte 0x8 # Size of Address
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+ .byte 0x0 # Size of Segment Descriptor
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+ .value 0x0 # Pad to 16 byte boundary
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+ .value 0x0
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+ .quad .Ltext0 # Address
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+ .quad .Letext0-.Ltext0 # Length
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+ .quad 0x0
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+ .quad 0x0
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+ .section .debug_str,"MS",@progbits,1
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+.LASF2:
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+ .string "."
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+.LASF0:
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+ .string "GNU C 4.4.4 20100503 (Red Hat 4.4.4-2)"
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+.LASF1:
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+ .string "gdb.dwarf2/rh-dwarf4-x86_64.c"
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+.LASF3:
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+ .string "main"
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+ .ident "GCC: (GNU) 4.4.4 20100503 (Red Hat 4.4.4-2)"
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+ .section .note.GNU-stack,"",@progbits
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diff --git a/gdb/testsuite/gdb.dwarf2/rh-dwarf4-x86_64.c b/gdb/testsuite/gdb.dwarf2/rh-dwarf4-x86_64.c
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new file mode 100644
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--- /dev/null
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+++ b/gdb/testsuite/gdb.dwarf2/rh-dwarf4-x86_64.c
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@@ -0,0 +1,22 @@
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+/* This testcase is part of GDB, the GNU debugger.
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+
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+ Copyright 2010 Free Software Foundation, Inc.
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+
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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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ab2726 |
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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ab2726 |
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ GNU General Public License for more details.
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+
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+ You should have received a copy of the GNU General Public License
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+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
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+
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+int
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+main (void)
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+{
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+ return 0;
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+}
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diff --git a/gdb/testsuite/gdb.dwarf2/rh-dwarf4-x86_64.exp b/gdb/testsuite/gdb.dwarf2/rh-dwarf4-x86_64.exp
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new file mode 100644
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--- /dev/null
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+++ b/gdb/testsuite/gdb.dwarf2/rh-dwarf4-x86_64.exp
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@@ -0,0 +1,42 @@
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+# Copyright 2010 Free Software Foundation, Inc.
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+
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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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ab2726 |
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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ab2726 |
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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ab2726 |
+# GNU General Public License for more details.
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ab2726 |
+#
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+# You should have received a copy of the GNU General Public License
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+# along with this program. If not, see <http://www.gnu.org/licenses/>.
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+
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+# This test can only be run on targets which support DWARF-2 and use gas.
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+# For now pick a sampling of likely targets.
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+if {![istarget *-*-linux*]
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+ && ![istarget *-*-gnu*]
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+ && ![istarget *-*-elf*]
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+ && ![istarget *-*-openbsd*]
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ab2726 |
+ && ![istarget arm-*-eabi*]
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+ && ![istarget powerpc-*-eabi*]} {
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+ return 0
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+}
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+
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+if {![istarget x86_64-*]} {
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+ return 0
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ab2726 |
+}
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+
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ab2726 |
+set testfile "rh-dwarf4-x86_64"
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+set srcfile ${testfile}.S
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+set executable ${testfile}.x
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+set binfile [standard_output_file ${executable}]
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+
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+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" object {}] != "" } {
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+ return -1
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+}
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+
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+clean_restart $executable
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+
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+gdb_test "ptype main" {type = int \(void\)}
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