103 lines
3.2 KiB
Diff
103 lines
3.2 KiB
Diff
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From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
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From: Fedora GDB patches <invalid@email.com>
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Date: Fri, 27 Oct 2017 21:07:50 +0200
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Subject: gdb-archer-pie-addons-keep-disabled.patch
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;;=push+jan: Breakpoints disabling matching should not be based on address.
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diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c
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--- a/gdb/breakpoint.c
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+++ b/gdb/breakpoint.c
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@@ -15396,6 +15396,51 @@ static struct cmd_list_element *enablebreaklist = NULL;
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cmd_list_element *commands_cmd_element = nullptr;
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+void
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+breakpoints_relocate (struct objfile *objfile, struct section_offsets *delta)
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+{
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+ struct bp_location *bl, **blp_tmp;
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+ int changed = 0;
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+
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+ gdb_assert (objfile->separate_debug_objfile_backlink == NULL);
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+
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+ ALL_BP_LOCATIONS (bl, blp_tmp)
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+ {
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+ struct obj_section *osect;
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+
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+ /* BL->SECTION can be correctly NULL for breakpoints with multiple
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+ locations expanded through symtab. */
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+
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+ ALL_OBJFILE_OSECTIONS (objfile, osect)
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+ {
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+ CORE_ADDR relocated_address;
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+ CORE_ADDR delta_offset;
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+
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+ delta_offset = ANOFFSET (delta, osect->the_bfd_section->index);
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+ if (delta_offset == 0)
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+ continue;
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+ relocated_address = bl->address + delta_offset;
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+
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+ if (obj_section_addr (osect) <= relocated_address
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+ && relocated_address < obj_section_endaddr (osect))
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+ {
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+ if (bl->inserted)
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+ remove_breakpoint (bl);
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+
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+ bl->address += delta_offset;
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+ bl->requested_address += delta_offset;
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+
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+ changed = 1;
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+ }
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+ }
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+ }
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+
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+ if (changed)
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+ std::sort (bp_locations, bp_locations + bp_locations_count,
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+ bp_location_is_less_than);
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+}
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+
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+void _initialize_breakpoint (void);
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void
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_initialize_breakpoint (void)
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{
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diff --git a/gdb/breakpoint.h b/gdb/breakpoint.h
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--- a/gdb/breakpoint.h
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+++ b/gdb/breakpoint.h
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@@ -1696,6 +1696,9 @@ extern const char *ep_parse_optional_if_clause (const char **arg);
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UIOUT iff debugging multiple threads. */
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extern void maybe_print_thread_hit_breakpoint (struct ui_out *uiout);
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+extern void breakpoints_relocate (struct objfile *objfile,
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+ struct section_offsets *delta);
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+
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/* Print the specified breakpoint. */
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extern void print_breakpoint (breakpoint *bp);
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diff --git a/gdb/objfiles.c b/gdb/objfiles.c
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--- a/gdb/objfiles.c
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+++ b/gdb/objfiles.c
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@@ -816,6 +816,11 @@ objfile_relocate1 (struct objfile *objfile,
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obj_section_addr (s));
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}
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+ /* Final call of breakpoint_re_set can keep breakpoint locations disabled if
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+ their addresses match. */
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+ if (objfile->separate_debug_objfile_backlink == NULL)
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+ breakpoints_relocate (objfile, delta);
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+
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/* Data changed. */
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return 1;
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}
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diff --git a/gdb/value.c b/gdb/value.c
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--- a/gdb/value.c
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+++ b/gdb/value.c
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@@ -2840,7 +2840,7 @@ value_static_field (struct type *type, int fieldno)
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case FIELD_LOC_KIND_PHYSADDR:
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retval = value_at_lazy (TYPE_FIELD_TYPE (type, fieldno),
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TYPE_FIELD_STATIC_PHYSADDR (type, fieldno)
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- + (TYPE_OBJFILE (type) == NULL ? 0 : TYPE_OBJFILE (type)->section_offsets[SECT_OFF_TEXT (TYPE_OBJFILE (type))]));
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+ + (TYPE_OBJFILE (type) == NULL ? 0 : ANOFFSET (TYPE_OBJFILE (type)->section_offsets, SECT_OFF_TEXT (TYPE_OBJFILE (type)))));
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break;
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case FIELD_LOC_KIND_PHYSNAME:
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{
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