gdb/gdb-archer-pie-addons.patch
Jan Kratochvil c8a4544144 Rebase to FSF GDB 7.2.90.20110525 (which is a 7.3 pre-release).
[stap] Fix double free (Sergio Durigan Junior).
2011-05-25 21:25:26 +02:00

136 lines
6.3 KiB
Diff

Index: gdb-7.2.90.20110525/gdb/dwarf2read.c
===================================================================
--- gdb-7.2.90.20110525.orig/gdb/dwarf2read.c 2011-05-25 17:10:46.000000000 +0200
+++ gdb-7.2.90.20110525/gdb/dwarf2read.c 2011-05-25 17:12:35.000000000 +0200
@@ -7675,7 +7675,12 @@ read_common_block (struct die_info *die,
{
struct attribute *attr;
struct symbol *sym;
- CORE_ADDR base = (CORE_ADDR) 0;
+ struct objfile *objfile = cu->objfile;
+ CORE_ADDR baseaddr = ANOFFSET (objfile->section_offsets,
+ SECT_OFF_TEXT (objfile));
+ /* This is used only for DW_AT_data_member_location entries. */
+ CORE_ADDR base = 0;
+ int base_p = 0;
attr = dwarf2_attr (die, DW_AT_location, cu);
if (attr)
@@ -7684,6 +7689,7 @@ read_common_block (struct die_info *die,
if (attr_form_is_block (attr))
{
base = decode_locdesc (DW_BLOCK (attr), cu);
+ base_p = 1;
}
else if (attr_form_is_section_offset (attr))
{
@@ -7736,12 +7742,15 @@ read_common_block (struct die_info *die,
if (sym != NULL
&& handle_data_member_location (child_die, cu, &offset))
{
- SYMBOL_VALUE_ADDRESS (sym) = base + offset;
+ if (!base_p)
+ dwarf2_invalid_attrib_class_complaint
+ ("DW_AT_data_member_location", "common block member");
+ SYMBOL_VALUE_ADDRESS (sym) = base + offset + baseaddr;
add_symbol_to_list (sym, &global_symbols);
}
if (SYMBOL_CLASS (sym) == LOC_STATIC)
- SET_FIELD_PHYSADDR (*field, SYMBOL_VALUE_ADDRESS (sym));
+ SET_FIELD_PHYSADDR (*field, SYMBOL_VALUE_ADDRESS (sym) - baseaddr);
else
SET_FIELD_PHYSNAME (*field, SYMBOL_LINKAGE_NAME (sym));
FIELD_TYPE (*field) = SYMBOL_TYPE (sym);
@@ -7755,7 +7764,7 @@ read_common_block (struct die_info *die,
sym = new_symbol (die, type, cu);
/* SYMBOL_VALUE_ADDRESS never gets used as all its fields are static. */
- SYMBOL_VALUE_ADDRESS (sym) = base;
+ SYMBOL_VALUE_ADDRESS (sym) = base + baseaddr;
set_die_type (die, type, cu);
}
Index: gdb-7.2.90.20110525/gdb/gdbtypes.h
===================================================================
--- gdb-7.2.90.20110525.orig/gdb/gdbtypes.h 2011-05-25 17:05:21.000000000 +0200
+++ gdb-7.2.90.20110525/gdb/gdbtypes.h 2011-05-25 17:11:10.000000000 +0200
@@ -396,6 +396,7 @@ enum type_instance_flag_value
enum field_loc_kind
{
FIELD_LOC_KIND_BITPOS, /* bitpos */
+ /* This address is unrelocated by the objfile's ANOFFSET. */
FIELD_LOC_KIND_PHYSADDR, /* physaddr */
FIELD_LOC_KIND_PHYSNAME /* physname */
};
@@ -580,6 +581,7 @@ struct main_type
is the location (in the target) of the static field.
Otherwise, physname is the mangled label of the static field. */
+ /* This address is unrelocated by the objfile's ANOFFSET. */
CORE_ADDR physaddr;
char *physname;
}
@@ -1106,6 +1108,7 @@ extern void allocate_gnat_aux_type (stru
#define FIELD_LOC_KIND(thisfld) ((thisfld).loc_kind)
#define FIELD_BITPOS(thisfld) ((thisfld).loc.bitpos)
#define FIELD_STATIC_PHYSNAME(thisfld) ((thisfld).loc.physname)
+/* This address is unrelocated by the objfile's ANOFFSET. */
#define FIELD_STATIC_PHYSADDR(thisfld) ((thisfld).loc.physaddr)
#define SET_FIELD_BITPOS(thisfld, bitpos) \
(FIELD_LOC_KIND (thisfld) = FIELD_LOC_KIND_BITPOS, \
@@ -1113,6 +1116,7 @@ extern void allocate_gnat_aux_type (stru
#define SET_FIELD_PHYSNAME(thisfld, name) \
(FIELD_LOC_KIND (thisfld) = FIELD_LOC_KIND_PHYSNAME, \
FIELD_STATIC_PHYSNAME (thisfld) = (name))
+/* This address is unrelocated by the objfile's ANOFFSET. */
#define SET_FIELD_PHYSADDR(thisfld, addr) \
(FIELD_LOC_KIND (thisfld) = FIELD_LOC_KIND_PHYSADDR, \
FIELD_STATIC_PHYSADDR (thisfld) = (addr))
@@ -1125,6 +1129,7 @@ extern void allocate_gnat_aux_type (stru
#define TYPE_FIELD_LOC_KIND(thistype, n) FIELD_LOC_KIND (TYPE_FIELD (thistype, n))
#define TYPE_FIELD_BITPOS(thistype, n) FIELD_BITPOS (TYPE_FIELD (thistype, n))
#define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) FIELD_STATIC_PHYSNAME (TYPE_FIELD (thistype, n))
+/* This address is unrelocated by the objfile's ANOFFSET. */
#define TYPE_FIELD_STATIC_PHYSADDR(thistype, n) FIELD_STATIC_PHYSADDR (TYPE_FIELD (thistype, n))
#define TYPE_FIELD_ARTIFICIAL(thistype, n) FIELD_ARTIFICIAL(TYPE_FIELD(thistype,n))
#define TYPE_FIELD_BITSIZE(thistype, n) FIELD_BITSIZE(TYPE_FIELD(thistype,n))
Index: gdb-7.2.90.20110525/gdb/jv-lang.c
===================================================================
--- gdb-7.2.90.20110525.orig/gdb/jv-lang.c 2011-03-02 01:42:53.000000000 +0100
+++ gdb-7.2.90.20110525/gdb/jv-lang.c 2011-05-25 17:11:10.000000000 +0200
@@ -414,7 +414,8 @@ java_link_class_type (struct gdbarch *gd
fields = NULL;
nfields--; /* First set up dummy "class" field. */
- SET_FIELD_PHYSADDR (TYPE_FIELD (type, nfields), value_address (clas));
+ SET_FIELD_PHYSADDR (TYPE_FIELD (type, nfields), value_address (clas)
+ - (TYPE_OBJFILE (type) == NULL ? 0 : ANOFFSET (TYPE_OBJFILE (type)->section_offsets, SECT_OFF_TEXT (TYPE_OBJFILE (type)))));
TYPE_FIELD_NAME (type, nfields) = "class";
TYPE_FIELD_TYPE (type, nfields) = value_type (clas);
SET_TYPE_FIELD_PRIVATE (type, nfields);
@@ -462,7 +463,8 @@ java_link_class_type (struct gdbarch *gd
SET_TYPE_FIELD_PROTECTED (type, i);
}
if (accflags & 0x0008) /* ACC_STATIC */
- SET_FIELD_PHYSADDR (TYPE_FIELD (type, i), boffset);
+ SET_FIELD_PHYSADDR (TYPE_FIELD (type, i), boffset
+ - (TYPE_OBJFILE (type) == NULL ? 0 : ANOFFSET (TYPE_OBJFILE (type)->section_offsets, SECT_OFF_TEXT (TYPE_OBJFILE (type)))));
else
TYPE_FIELD_BITPOS (type, i) = 8 * boffset;
if (accflags & 0x8000) /* FIELD_UNRESOLVED_FLAG */
Index: gdb-7.2.90.20110525/gdb/value.c
===================================================================
--- gdb-7.2.90.20110525.orig/gdb/value.c 2011-05-25 17:05:21.000000000 +0200
+++ gdb-7.2.90.20110525/gdb/value.c 2011-05-25 17:11:10.000000000 +0200
@@ -2492,7 +2492,8 @@ value_static_field (struct type *type, i
{
case FIELD_LOC_KIND_PHYSADDR:
retval = value_at_lazy (TYPE_FIELD_TYPE (type, fieldno),
- TYPE_FIELD_STATIC_PHYSADDR (type, fieldno));
+ TYPE_FIELD_STATIC_PHYSADDR (type, fieldno)
+ + (TYPE_OBJFILE (type) == NULL ? 0 : ANOFFSET (TYPE_OBJFILE (type)->section_offsets, SECT_OFF_TEXT (TYPE_OBJFILE (type)))));
break;
case FIELD_LOC_KIND_PHYSNAME:
{