diff options
Diffstat (limited to 'gdb/dwarfread.c')
| -rw-r--r-- | gdb/dwarfread.c | 39 |
1 files changed, 17 insertions, 22 deletions
diff --git a/gdb/dwarfread.c b/gdb/dwarfread.c index ba00cd2..076f175 100644 --- a/gdb/dwarfread.c +++ b/gdb/dwarfread.c @@ -21,9 +21,6 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* -FIXME: Figure out how to get the frame pointer register number in the -execution environment of the target. Remove R_FP kludge - FIXME: Do we need to generate dependencies in partial symtabs? (Perhaps we don't need to). @@ -180,10 +177,6 @@ struct complaint not_row_major = "DIE @ 0x%x \"%s\", array not row major; not handled correctly", 0, 0 }; -#ifndef R_FP /* FIXME */ -#define R_FP 14 /* Kludge to get frame pointer register number */ -#endif - typedef unsigned int DIE_REF; /* Reference to a DIE */ #ifndef GCC_PRODUCER @@ -332,7 +325,11 @@ static int dbsize; /* Size of dwarf info in bytes */ static int dbroff; /* Relative offset from start of .debug section */ static char *lnbase; /* Base pointer to line section */ static int isreg; /* Kludge to identify register variables */ -static int offreg; /* Kludge to identify basereg references */ +/* Kludge to identify basereg references. Nonzero if we have an offset + relative to a basereg. */ +static int offreg; +/* Which base register is it relative to? */ +static int basereg; /* This value is added to each symbol value. FIXME: Generalize to the section_offsets structure used by dbxread (once this is done, @@ -2207,21 +2204,13 @@ locval (loc) break; case OP_BASEREG: /* push value of register (number) */ - /* Actually, we compute the value as if register has 0 */ + /* Actually, we compute the value as if register has 0, so the + value ends up being the offset from that register. */ offreg = 1; - regno = target_to_host (loc, loc_value_size, GET_UNSIGNED, - current_objfile); + basereg = target_to_host (loc, loc_value_size, GET_UNSIGNED, + current_objfile); loc += loc_value_size; - if (regno == R_FP) - { - stack[++stacki] = 0; - } - else - { - stack[++stacki] = 0; - - complain (&basereg_not_handled, DIE_ID, DIE_NAME, regno); - } + stack[++stacki] = 0; break; case OP_ADDR: /* push address (relocated address) */ @@ -2988,7 +2977,8 @@ new_symbol (dip, objfile) } else if (offreg) { - SYMBOL_CLASS (sym) = LOC_LOCAL; + SYMBOL_CLASS (sym) = LOC_BASEREG; + SYMBOL_BASEREG (sym) = basereg; } else { @@ -3007,6 +2997,11 @@ new_symbol (dip, objfile) { SYMBOL_CLASS (sym) = LOC_REGPARM; } + else if (offreg) + { + SYMBOL_CLASS (sym) = LOC_BASEREG_ARG; + SYMBOL_BASEREG (sym) = basereg; + } else { SYMBOL_CLASS (sym) = LOC_ARG; |