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* dwarf.c (frame_display_row, display_debug_frames): Handle

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DW_CFA_val_offset, DW_CFA_val_offset_sf and DW_CFA_val_expression.
This commit is contained in:
Jakub Jelinek 2006-03-03 18:29:40 +00:00
parent c7d41dc5a0
commit 12eae2d34f
2 changed files with 49 additions and 1 deletions
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5
binutils/ChangeLog
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@ -1,3 +1,8 @@
2006-03-03 Jakub Jelinek <jakub@redhat.com>
* dwarf.c (frame_display_row, display_debug_frames): Handle
DW_CFA_val_offset, DW_CFA_val_offset_sf and DW_CFA_val_expression.
2006-02-28 Nick Clifton <nickc@redhat.com>
* objcopy.c (use_alt_mach_code): Change type to unsigned long.

45
binutils/dwarf.c
View File

@ -1,5 +1,5 @@
/* dwarf.c -- display DWARF contents of a BFD binary file
Copyright 2005
Copyright 2005, 2006
Free Software Foundation, Inc.
This file is part of GNU Binutils.
@ -2904,12 +2904,18 @@ frame_display_row (Frame_Chunk *fc, int *need_col_headers, int *max_regs)
case DW_CFA_offset:
sprintf (tmp, "c%+d", fc->col_offset[r]);
break;
case DW_CFA_val_offset:
sprintf (tmp, "v%+d", fc->col_offset[r]);
break;
case DW_CFA_register:
sprintf (tmp, "r%d", fc->col_offset[r]);
break;
case DW_CFA_expression:
strcpy (tmp, "exp");
break;
case DW_CFA_val_expression:
strcpy (tmp, "vexp");
break;
default:
strcpy (tmp, "n/a");
break;
@ -3252,6 +3258,7 @@ display_debug_frames (struct dwarf_section *section,
start += 4;
break;
case DW_CFA_offset_extended:
case DW_CFA_val_offset:
reg = LEB (); LEB ();
frame_need_space (fc, reg);
fc->col_type[reg] = DW_CFA_undefined;
@ -3290,6 +3297,7 @@ display_debug_frames (struct dwarf_section *section,
start += tmp;
break;
case DW_CFA_expression:
case DW_CFA_val_expression:
reg = LEB ();
tmp = LEB ();
start += tmp;
@ -3297,6 +3305,7 @@ display_debug_frames (struct dwarf_section *section,
fc->col_type[reg] = DW_CFA_undefined;
break;
case DW_CFA_offset_extended_sf:
case DW_CFA_val_offset_sf:
reg = LEB (); SLEB ();
frame_need_space (fc, reg);
fc->col_type[reg] = DW_CFA_undefined;
@ -3426,6 +3435,16 @@ display_debug_frames (struct dwarf_section *section,
fc->col_offset[reg] = roffs * fc->data_factor;
break;
case DW_CFA_val_offset:
reg = LEB ();
roffs = LEB ();
if (! do_debug_frames_interp)
printf (" DW_CFA_val_offset: r%ld at cfa%+ld\n",
reg, roffs * fc->data_factor);
fc->col_type[reg] = DW_CFA_val_offset;
fc->col_offset[reg] = roffs * fc->data_factor;
break;
case DW_CFA_restore_extended:
reg = LEB ();
if (! do_debug_frames_interp)
@ -3543,6 +3562,19 @@ display_debug_frames (struct dwarf_section *section,
start += ul;
break;
case DW_CFA_val_expression:
reg = LEB ();
ul = LEB ();
if (! do_debug_frames_interp)
{
printf (" DW_CFA_val_expression: r%ld (", reg);
decode_location_expression (start, eh_addr_size, ul, 0);
printf (")\n");
}
fc->col_type[reg] = DW_CFA_val_expression;
start += ul;
break;
case DW_CFA_offset_extended_sf:
reg = LEB ();
l = SLEB ();
@ -3554,6 +3586,17 @@ display_debug_frames (struct dwarf_section *section,
fc->col_offset[reg] = l * fc->data_factor;
break;
case DW_CFA_val_offset_sf:
reg = LEB ();
l = SLEB ();
frame_need_space (fc, reg);
if (! do_debug_frames_interp)
printf (" DW_CFA_val_offset_sf: r%ld at cfa%+ld\n",
reg, l * fc->data_factor);
fc->col_type[reg] = DW_CFA_val_offset;
fc->col_offset[reg] = l * fc->data_factor;
break;
case DW_CFA_def_cfa_sf:
fc->cfa_reg = LEB ();
fc->cfa_offset = SLEB ();