mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-27 04:52:05 +08:00
505 lines
7.9 KiB
ArmAsm
505 lines
7.9 KiB
ArmAsm
/*
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Copyright 2009-2018 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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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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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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/* This was compiled from a trivial program just to test the
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DW_OP_stack_value and DW_OP_implicit_value operators:
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unsigned int func (unsigned int arg) __attribute__ ((__noinline__));
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unsigned int func (unsigned int arg)
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{
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unsigned int uses_stack_op = 23;
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unsigned int uses_lit_op = 0x7fffffff;
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unsigned int result = arg;
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if (arg % 2)
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result += uses_lit_op + uses_stack_op;
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else
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{
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++uses_stack_op;
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++uses_lit_op;
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result -= uses_stack_op + uses_lit_op;
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}
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return result * uses_stack_op; // line 19, see the .exp file
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}
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int main (int argc, char *argv[])
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{
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return func (1024);
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}
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Then it was compiled with:
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gcc -fvar-tracking{,-assignments} -gdwarf-3
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-fno-inline{,-functions,-small-functions,-functions-called-once}
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-O2
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*/
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.file "valop.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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.p2align 4,,15
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.globl func
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.type func, @function
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func:
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.LFB0:
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.file 1 "valop.c"
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.loc 1 4 0
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.cfi_startproc
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.LVL0:
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pushl %ebp
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.cfi_def_cfa_offset 8
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movl %esp, %ebp
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.cfi_offset 5, -8
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.cfi_def_cfa_register 5
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.loc 1 4 0
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movl 8(%ebp), %eax
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.LVL1:
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.loc 1 9 0
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testb $1, %al
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jne .L5
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.LVL2:
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.loc 1 16 0
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addl $2147483624, %eax
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.LVL3:
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.loc 1 13 0
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movl $24, %edx
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.LVL4:
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.loc 1 16 0
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imull %edx, %eax
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.LVL5:
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.loc 1 20 0
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popl %ebp
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.cfi_remember_state
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.cfi_restore 5
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.cfi_def_cfa 4, 4
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ret
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.LVL6:
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.p2align 4,,7
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.p2align 3
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.L5:
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.cfi_restore_state
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.loc 1 10 0
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subl $2147483626, %eax
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.LVL7:
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.loc 1 5 0
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movl $23, %edx
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.LVL8:
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.loc 1 16 0
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imull %edx, %eax
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.LVL9:
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.loc 1 20 0
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popl %ebp
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.cfi_def_cfa 4, 4
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.cfi_restore 5
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ret
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.cfi_endproc
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.LFE0:
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.size func, .-func
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.p2align 4,,15
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.globl _start
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.type _start, @function
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_start:
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.LFB1:
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.loc 1 23 0
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.cfi_startproc
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.LVL10:
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pushl %ebp
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.cfi_def_cfa_offset 8
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movl %esp, %ebp
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.cfi_offset 5, -8
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.cfi_def_cfa_register 5
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subl $4, %esp
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.loc 1 24 0
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movl $1024, (%esp)
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call func
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.LVL11:
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.loc 1 25 0
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leave
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.cfi_restore 5
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.cfi_def_cfa 4, 4
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ret
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.cfi_endproc
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.LFE1:
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.size _start, .-_start
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.Letext0:
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.section .debug_loc,"",@progbits
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.Ldebug_loc0:
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.LLST0:
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.long .LVL0-.Ltext0
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.long .LVL2-.Ltext0
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.value 0x4
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.byte 0x47
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.byte 0x9f
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.byte 0x93
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.uleb128 0x4
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.long .LVL2-.Ltext0
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.long .LVL4-.Ltext0
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.value 0x4
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.byte 0x48
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.byte 0x9f
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.byte 0x93
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.uleb128 0x4
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.long .LVL4-.Ltext0
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.long .LVL6-.Ltext0
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.value 0x1
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.byte 0x52
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.long .LVL6-.Ltext0
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.long .LVL8-.Ltext0
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.value 0x4
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.byte 0x47
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.byte 0x9f
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.byte 0x93
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.uleb128 0x4
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.long .LVL8-.Ltext0
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.long .LFE0-.Ltext0
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.value 0x1
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.byte 0x52
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.long 0x0
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.long 0x0
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.LLST1:
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.long .LVL0-.Ltext0
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.long .LVL2-.Ltext0
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.value 0x6
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.byte 0x9e
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.uleb128 0x4
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.long 0x7fffffff
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.long .LVL2-.Ltext0
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.long .LVL6-.Ltext0
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.value 0x6
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.byte 0x9e
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.uleb128 0x4
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.long 0x80000000
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.long .LVL6-.Ltext0
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.long .LFE0-.Ltext0
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.value 0x6
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.byte 0x9e
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.uleb128 0x4
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.long 0x7fffffff
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.long 0x0
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.long 0x0
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.LLST2:
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.long .LVL1-.Ltext0
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.long .LVL3-.Ltext0
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.value 0x1
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.byte 0x50
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.long .LVL3-.Ltext0
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.long .LVL5-.Ltext0
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.value 0x1
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.byte 0x50
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.long .LVL6-.Ltext0
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.long .LVL7-.Ltext0
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.value 0x1
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.byte 0x50
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.long .LVL7-.Ltext0
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.long .LVL9-.Ltext0
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.value 0x1
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.byte 0x50
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.long 0x0
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.long 0x0
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.LLST3:
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.long .LVL10-.Ltext0
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.long .LVL11-1-.Ltext0
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.value 0x2
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.byte 0x91
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.sleb128 0
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.long 0x0
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.long 0x0
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.LLST4:
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.long .LVL10-.Ltext0
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.long .LVL11-1-.Ltext0
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.value 0x2
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.byte 0x91
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.sleb128 4
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.long 0x0
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.long 0x0
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.section .debug_info
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.long 0xd4
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.value 0x3
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.long .Ldebug_abbrev0
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.byte 0x4
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.uleb128 0x1
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.long .LASF9
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.byte 0x1
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.long .LASF10
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.long .LASF11
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.long .Ltext0
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.long .Letext0
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.long .Ldebug_line0
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.uleb128 0x2
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.byte 0x1
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.long .LASF3
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.byte 0x1
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.byte 0x3
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.byte 0x1
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.long 0x7c
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.long .LFB0
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.long .LFE0
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.byte 0x1
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.byte 0x9c
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.long 0x7c
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.uleb128 0x3
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.string "arg"
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.byte 0x1
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.byte 0x3
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.long 0x7c
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.byte 0x2
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.byte 0x91
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.sleb128 0
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.uleb128 0x4
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.long .LASF0
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.byte 0x1
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.byte 0x5
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.long 0x7c
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.long .LLST0
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.uleb128 0x4
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.long .LASF1
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.byte 0x1
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.byte 0x6
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.long 0x7c
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.long .LLST1
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.uleb128 0x4
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.long .LASF2
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.byte 0x1
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.byte 0x7
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.long 0x7c
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.long .LLST2
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.byte 0x0
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.uleb128 0x5
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.byte 0x4
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.byte 0x7
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.long .LASF7
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.uleb128 0x2
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.byte 0x1
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.long .LASF4
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.byte 0x1
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.byte 0x16
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.byte 0x1
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.long 0xbd
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.long .LFB1
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.long .LFE1
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.byte 0x1
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.byte 0x9c
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.long 0xbd
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.uleb128 0x6
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.long .LASF5
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.byte 0x1
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.byte 0x16
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.long 0xbd
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.long .LLST3
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.uleb128 0x6
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.long .LASF6
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.byte 0x1
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.byte 0x16
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.long 0xc4
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.long .LLST4
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.byte 0x0
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.uleb128 0x7
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.byte 0x4
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.byte 0x5
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.string "int"
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.uleb128 0x8
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.byte 0x4
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.long 0xca
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.uleb128 0x8
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.byte 0x4
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.long 0xd0
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.uleb128 0x5
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.byte 0x1
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.byte 0x6
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.long .LASF8
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.byte 0x0
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.section .debug_abbrev
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.uleb128 0x1
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.uleb128 0x11
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.byte 0x1
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.uleb128 0x25
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.uleb128 0xe
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.uleb128 0x13
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.uleb128 0xb
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.uleb128 0x3
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.uleb128 0xe
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.uleb128 0x1b
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.uleb128 0xe
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.uleb128 0x11
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.uleb128 0x1
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.uleb128 0x12
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.uleb128 0x1
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.uleb128 0x10
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.uleb128 0x6
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.byte 0x0
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.byte 0x0
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.uleb128 0x2
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.uleb128 0x2e
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.byte 0x1
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.uleb128 0x3f
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.uleb128 0xc
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.uleb128 0x3
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.uleb128 0xe
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.uleb128 0x3a
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.uleb128 0xb
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.uleb128 0x3b
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.uleb128 0xb
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.uleb128 0x27
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.uleb128 0xc
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.uleb128 0x49
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.uleb128 0x13
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.uleb128 0x11
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.uleb128 0x1
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.uleb128 0x12
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.uleb128 0x1
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.uleb128 0x40
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.uleb128 0xa
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.uleb128 0x1
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.uleb128 0x13
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.byte 0x0
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.byte 0x0
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.uleb128 0x3
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.uleb128 0x5
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.byte 0x0
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.uleb128 0x3
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.uleb128 0x8
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.uleb128 0x3a
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.uleb128 0xb
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.uleb128 0x3b
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.uleb128 0xb
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.uleb128 0x49
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.uleb128 0x13
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.uleb128 0x2
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.uleb128 0xa
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.byte 0x0
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.byte 0x0
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.uleb128 0x4
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.uleb128 0x34
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.byte 0x0
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.uleb128 0x3
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.uleb128 0xe
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.uleb128 0x3a
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.uleb128 0xb
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.uleb128 0x3b
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.uleb128 0xb
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.uleb128 0x49
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.uleb128 0x13
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.uleb128 0x2
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.uleb128 0x6
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.byte 0x0
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.byte 0x0
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.uleb128 0x5
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.uleb128 0x24
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.byte 0x0
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.uleb128 0xb
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.uleb128 0xb
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.uleb128 0x3e
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.uleb128 0xb
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.uleb128 0x3
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.uleb128 0xe
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.byte 0x0
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.byte 0x0
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.uleb128 0x6
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.uleb128 0x5
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.byte 0x0
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.uleb128 0x3
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.uleb128 0xe
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.uleb128 0x3a
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.uleb128 0xb
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.uleb128 0x3b
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.uleb128 0xb
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.uleb128 0x49
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.uleb128 0x13
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.uleb128 0x2
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.uleb128 0x6
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.byte 0x0
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.byte 0x0
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.uleb128 0x7
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.uleb128 0x24
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.byte 0x0
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.uleb128 0xb
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.uleb128 0xb
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.uleb128 0x3e
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.uleb128 0xb
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.uleb128 0x3
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.uleb128 0x8
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.byte 0x0
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.byte 0x0
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.uleb128 0x8
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.uleb128 0xf
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.byte 0x0
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.uleb128 0xb
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.uleb128 0xb
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.uleb128 0x49
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.uleb128 0x13
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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 0x20
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.value 0x2
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.long .Ldebug_info0
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.long 0xd8
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.long 0x25
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.string "func"
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.long 0x83
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.string "main"
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.long 0x0
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.section .debug_aranges,"",@progbits
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.long 0x1c
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.value 0x2
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.long .Ldebug_info0
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.byte 0x4
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.byte 0x0
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.value 0x0
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.value 0x0
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.long .Ltext0
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.long .Letext0-.Ltext0
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.long 0x0
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.long 0x0
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.section .debug_str,"MS",@progbits,1
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.LASF7:
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.string "unsigned int"
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.LASF3:
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.string "func"
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.LASF0:
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.string "uses_stack_op"
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.LASF5:
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.string "argc"
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.LASF10:
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.string "valop.c"
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.LASF2:
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.string "result"
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.LASF8:
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.string "char"
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.LASF9:
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.string "GNU C 4.5.0 20090818 (experimental) [var-tracking-assignments-branch revision 150964]"
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.LASF4:
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.string "main"
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.LASF11:
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.string "/tmp"
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.LASF1:
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.string "uses_lit_op"
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.LASF6:
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.string "argv"
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.ident "GCC: (GNU) 4.5.0 20090818 (experimental) [var-tracking-assignments-branch revision 150964]"
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.section .note.GNU-stack,"",@progbits
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