#include "libiberty.h"
#include "bfd.h"
#include "bucomm.h"
+#include "elf/common.h"
#include "elf/dwarf2.h"
#include "dwarf.h"
that the .debug_info section could not be loaded/parsed. */
#define DEBUG_INFO_UNAVAILABLE (unsigned int) -1
-dwarf_vma eh_addr_size;
+int eh_addr_size;
int do_debug_info;
int do_debug_abbrevs;
}
}
+static const char *const dwarf_regnames_i386[] =
+{
+ "eax", "ecx", "edx", "ebx",
+ "esp", "ebp", "esi", "edi",
+ "eip", "eflags", NULL,
+ "st0", "st1", "st2", "st3",
+ "st4", "st5", "st6", "st7",
+ NULL, NULL,
+ "xmm0", "xmm1", "xmm2", "xmm3",
+ "xmm4", "xmm5", "xmm6", "xmm7",
+ "mm0", "mm1", "mm2", "mm3",
+ "mm4", "mm5", "mm6", "mm7",
+ "fcw", "fsw", "mxcsr",
+ "es", "cs", "ss", "ds", "fs", "gs", NULL, NULL,
+ "tr", "ldtr"
+};
+
+static const char *const dwarf_regnames_x86_64[] =
+{
+ "rax", "rdx", "rcx", "rbx",
+ "rsi", "rdi", "rbp", "rsp",
+ "r8", "r9", "r10", "r11",
+ "r12", "r13", "r14", "r15",
+ "rip",
+ "xmm0", "xmm1", "xmm2", "xmm3",
+ "xmm4", "xmm5", "xmm6", "xmm7",
+ "xmm8", "xmm9", "xmm10", "xmm11",
+ "xmm12", "xmm13", "xmm14", "xmm15",
+ "st0", "st1", "st2", "st3",
+ "st4", "st5", "st6", "st7",
+ "mm0", "mm1", "mm2", "mm3",
+ "mm4", "mm5", "mm6", "mm7",
+ "rflags",
+ "es", "cs", "ss", "ds", "fs", "gs", NULL, NULL,
+ "fs.base", "gs.base", NULL, NULL,
+ "tr", "ldtr",
+ "mxcsr", "fcw", "fsw"
+};
+
+static const char *const *dwarf_regnames;
+static unsigned int dwarf_regnames_count;
+
+void
+init_dwarf_regnames (unsigned int e_machine)
+{
+ switch (e_machine)
+ {
+ case EM_386:
+ case EM_486:
+ dwarf_regnames = dwarf_regnames_i386;
+ dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_i386);
+ break;
+
+ case EM_X86_64:
+ dwarf_regnames = dwarf_regnames_x86_64;
+ dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_x86_64);
+ break;
+
+ default:
+ break;
+ }
+}
+
+static const char *
+regname (unsigned int regno, int row)
+{
+ static char reg[64];
+ if (dwarf_regnames
+ && regno < dwarf_regnames_count
+ && dwarf_regnames [regno] != NULL)
+ {
+ if (row)
+ return dwarf_regnames [regno];
+ snprintf (reg, sizeof (reg), "r%d (%s)", regno,
+ dwarf_regnames [regno]);
+ }
+ else
+ snprintf (reg, sizeof (reg), "r%d", regno);
+ return reg;
+}
+
static void
frame_display_row (Frame_Chunk *fc, int *need_col_headers, int *max_regs)
{
if (*need_col_headers)
{
+ static const char *loc = " LOC";
+
*need_col_headers = 0;
- printf (" LOC CFA ");
+ printf ("%-*s CFA ", eh_addr_size * 2, loc);
for (r = 0; r < *max_regs; r++)
if (fc->col_type[r] != DW_CFA_unreferenced)
{
if (r == fc->ra)
- printf ("ra ");
+ printf ("ra ");
else
- printf ("r%-4d", r);
+ printf ("%-5s ", regname (r, 1));
}
printf ("\n");
}
- printf ("%08lx ", fc->pc_begin);
+ printf ("%0*lx ", eh_addr_size * 2, fc->pc_begin);
if (fc->cfa_exp)
strcpy (tmp, "exp");
else
- sprintf (tmp, "r%d%+d", fc->cfa_reg, fc->cfa_offset);
+ sprintf (tmp, "%s%+d", regname (fc->cfa_reg, 1), fc->cfa_offset);
printf ("%-8s ", tmp);
for (r = 0; r < fc->ncols; r++)
sprintf (tmp, "v%+d", fc->col_offset[r]);
break;
case DW_CFA_register:
- sprintf (tmp, "r%d", fc->col_offset[r]);
+ sprintf (tmp, "%s", regname (fc->col_offset[r], 0));
break;
case DW_CFA_expression:
strcpy (tmp, "exp");
strcpy (tmp, "n/a");
break;
}
- printf ("%-5s", tmp);
+ printf ("%-5s ", tmp);
}
}
printf ("\n");
case DW_CFA_offset:
roffs = LEB ();
if (! do_debug_frames_interp)
- printf (" DW_CFA_offset: r%d at cfa%+ld\n",
- opa, roffs * fc->data_factor);
+ printf (" DW_CFA_offset: %s at cfa%+ld\n",
+ regname (opa, 0), roffs * fc->data_factor);
fc->col_type[opa] = DW_CFA_offset;
fc->col_offset[opa] = roffs * fc->data_factor;
break;
case DW_CFA_restore:
if (! do_debug_frames_interp)
- printf (" DW_CFA_restore: r%d\n", opa);
+ printf (" DW_CFA_restore: %s\n", regname (opa, 0));
fc->col_type[opa] = cie->col_type[opa];
fc->col_offset[opa] = cie->col_offset[opa];
break;
reg = LEB ();
roffs = LEB ();
if (! do_debug_frames_interp)
- printf (" DW_CFA_offset_extended: r%ld at cfa%+ld\n",
- reg, roffs * fc->data_factor);
+ printf (" DW_CFA_offset_extended: %s at cfa%+ld\n",
+ regname (reg, 0), roffs * fc->data_factor);
fc->col_type[reg] = DW_CFA_offset;
fc->col_offset[reg] = roffs * fc->data_factor;
break;
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);
+ printf (" DW_CFA_val_offset: %s at cfa%+ld\n",
+ regname (reg, 0), 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)
- printf (" DW_CFA_restore_extended: r%ld\n", reg);
+ printf (" DW_CFA_restore_extended: %s\n",
+ regname (reg, 0));
fc->col_type[reg] = cie->col_type[reg];
fc->col_offset[reg] = cie->col_offset[reg];
break;
case DW_CFA_undefined:
reg = LEB ();
if (! do_debug_frames_interp)
- printf (" DW_CFA_undefined: r%ld\n", reg);
+ printf (" DW_CFA_undefined: %s\n", regname (reg, 0));
fc->col_type[reg] = DW_CFA_undefined;
fc->col_offset[reg] = 0;
break;
case DW_CFA_same_value:
reg = LEB ();
if (! do_debug_frames_interp)
- printf (" DW_CFA_same_value: r%ld\n", reg);
+ printf (" DW_CFA_same_value: %s\n", regname (reg, 0));
fc->col_type[reg] = DW_CFA_same_value;
fc->col_offset[reg] = 0;
break;
reg = LEB ();
roffs = LEB ();
if (! do_debug_frames_interp)
- printf (" DW_CFA_register: r%ld in r%ld\n", reg, roffs);
+ {
+ printf (" DW_CFA_register: %s in ",
+ regname (reg, 0));
+ puts (regname (roffs, 0));
+ }
fc->col_type[reg] = DW_CFA_register;
fc->col_offset[reg] = roffs;
break;
fc->cfa_offset = LEB ();
fc->cfa_exp = 0;
if (! do_debug_frames_interp)
- printf (" DW_CFA_def_cfa: r%d ofs %d\n",
- fc->cfa_reg, fc->cfa_offset);
+ printf (" DW_CFA_def_cfa: %s ofs %d\n",
+ regname (fc->cfa_reg, 0), fc->cfa_offset);
break;
case DW_CFA_def_cfa_register:
fc->cfa_reg = LEB ();
fc->cfa_exp = 0;
if (! do_debug_frames_interp)
- printf (" DW_CFA_def_cfa_reg: r%d\n", fc->cfa_reg);
+ printf (" DW_CFA_def_cfa_register: %s\n",
+ regname (fc->cfa_reg, 0));
break;
case DW_CFA_def_cfa_offset:
ul = LEB ();
if (! do_debug_frames_interp)
{
- printf (" DW_CFA_expression: r%ld (", reg);
- decode_location_expression (start, eh_addr_size, ul, 0);
+ printf (" DW_CFA_expression: %s (",
+ regname (reg, 0));
+ decode_location_expression (start, eh_addr_size,
+ ul, 0);
printf (")\n");
}
fc->col_type[reg] = DW_CFA_expression;
ul = LEB ();
if (! do_debug_frames_interp)
{
- printf (" DW_CFA_val_expression: r%ld (", reg);
+ printf (" DW_CFA_val_expression: %s (",
+ regname (reg, 0));
decode_location_expression (start, eh_addr_size, ul, 0);
printf (")\n");
}
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);
+ printf (" DW_CFA_offset_extended_sf: %s at cfa%+ld\n",
+ regname (reg, 0), l * fc->data_factor);
fc->col_type[reg] = DW_CFA_offset;
fc->col_offset[reg] = l * fc->data_factor;
break;
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);
+ printf (" DW_CFA_val_offset_sf: %s at cfa%+ld\n",
+ regname (reg, 0), l * fc->data_factor);
fc->col_type[reg] = DW_CFA_val_offset;
fc->col_offset[reg] = l * fc->data_factor;
break;
fc->cfa_offset = fc->cfa_offset * fc->data_factor;
fc->cfa_exp = 0;
if (! do_debug_frames_interp)
- printf (" DW_CFA_def_cfa_sf: r%d ofs %d\n",
- fc->cfa_reg, fc->cfa_offset);
+ printf (" DW_CFA_def_cfa_sf: %s ofs %d\n",
+ regname (fc->cfa_reg, 0), fc->cfa_offset);
break;
case DW_CFA_def_cfa_offset_sf:
l = - LEB ();
frame_need_space (fc, reg);
if (! do_debug_frames_interp)
- printf (" DW_CFA_GNU_negative_offset_extended: r%ld at cfa%+ld\n",
- reg, l * fc->data_factor);
+ printf (" DW_CFA_GNU_negative_offset_extended: %s at cfa%+ld\n",
+ regname (reg, 0), l * fc->data_factor);
fc->col_type[reg] = DW_CFA_offset;
fc->col_offset[reg] = l * fc->data_factor;
break;
projects / deliverable / binutils-gdb.git / blobdiff