From 91a106e65e4ecec7cd92024af03b319a630c8e84 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Fri, 7 Jun 2002 16:42:31 +0000 Subject: [PATCH] 2002-06-07 H.J. Lu * readelf.c (DW_CFA_GNU_args_size): Don't define. (DW_CFA_GNU_negative_offset_extended): Likewise. (DW_CFA_GNU_window_save): Likewise. (display_debug_frames): Handle DW_CFA_offset_extended_sf, DW_CFA_def_cfa_sf and DW_CFA_def_cfa_offset_sf. --- binutils/ChangeLog | 8 +++++++ binutils/readelf.c | 56 ++++++++++++++++++++++++++++++++++++++-------- 2 files changed, 55 insertions(+), 9 deletions(-) diff --git a/binutils/ChangeLog b/binutils/ChangeLog index db06f919ed..a4607a3558 100644 --- a/binutils/ChangeLog +++ b/binutils/ChangeLog @@ -1,3 +1,11 @@ +2002-06-07 H.J. Lu + + * readelf.c (DW_CFA_GNU_args_size): Don't define. + (DW_CFA_GNU_negative_offset_extended): Likewise. + (DW_CFA_GNU_window_save): Likewise. + (display_debug_frames): Handle DW_CFA_offset_extended_sf, + DW_CFA_def_cfa_sf and DW_CFA_def_cfa_offset_sf. + 2002-06-07 Elias Athanasopoulos * nm.c: When computing size of symbols for an ELF target use the diff --git a/binutils/readelf.c b/binutils/readelf.c index 8521cf548e..095310914a 100644 --- a/binutils/readelf.c +++ b/binutils/readelf.c @@ -8473,15 +8473,20 @@ display_debug_frames (section, start, file) case DW_CFA_def_cfa_offset: LEB (); break; -#ifndef DW_CFA_GNU_args_size -#define DW_CFA_GNU_args_size 0x2e -#endif + case DW_CFA_offset_extended_sf: + reg = LEB (); SLEB (); + frame_need_space (fc, reg); + fc->col_type[reg] = DW_CFA_undefined; + break; + case DW_CFA_def_cfa_sf: + LEB (); SLEB (); + break; + case DW_CFA_def_cfa_offset_sf: + SLEB (); + break; case DW_CFA_GNU_args_size: LEB (); break; -#ifndef DW_CFA_GNU_negative_offset_extended -#define DW_CFA_GNU_negative_offset_extended 0x2f -#endif case DW_CFA_GNU_negative_offset_extended: reg = LEB (); LEB (); frame_need_space (fc, reg); @@ -8676,9 +8681,31 @@ display_debug_frames (section, start, file) printf (" DW_CFA_nop\n"); break; -#ifndef DW_CFA_GNU_window_save -#define DW_CFA_GNU_window_save 0x2d -#endif + case DW_CFA_offset_extended_sf: + reg = LEB (); + l = SLEB (); + frame_need_space (fc, reg); + if (! do_debug_frames_interp) + printf (" DW_CFA_offset_extended_sf: r%ld at cfa%+ld\n", + reg, l * fc->data_factor); + fc->col_type[reg] = DW_CFA_offset; + fc->col_offset[reg] = l * fc->data_factor; + break; + + case DW_CFA_def_cfa_sf: + fc->cfa_reg = LEB (); + fc->cfa_offset = SLEB (); + if (! do_debug_frames_interp) + printf (" DW_CFA_def_cfa_sf: r%d ofs %d\n", + fc->cfa_reg, fc->cfa_offset); + break; + + case DW_CFA_def_cfa_offset_sf: + fc->cfa_offset = SLEB (); + if (! do_debug_frames_interp) + printf (" DW_CFA_def_cfa_offset_sf: %d\n", fc->cfa_offset); + break; + case DW_CFA_GNU_window_save: if (! do_debug_frames_interp) printf (" DW_CFA_GNU_window_save\n"); @@ -8701,6 +8728,17 @@ display_debug_frames (section, start, file) fc->col_offset[reg] = l * fc->data_factor; break; + /* FIXME: How do we handle these? */ + case DW_CFA_def_cfa_expression: + fprintf (stderr, "unsupported DW_CFA_def_cfa_expression\n"); + start = block_end; + break; + + case DW_CFA_expression: + fprintf (stderr, "unsupported DW_CFA_expression\n"); + start = block_end; + break; + default: fprintf (stderr, "unsupported or unknown DW_CFA_%d\n", op); start = block_end; -- 2.34.1