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authorJim Kingdon <jkingdon@engr.sgi.com>1993-04-02 19:35:30 +0000
committerJim Kingdon <jkingdon@engr.sgi.com>1993-04-02 19:35:30 +0000
commit0848ad1c4da297c06f56855124aaf11b2cc30c71 (patch)
treedc65b5c8708dee270cf23d0fe2a572ce6c6af45c /gdb
parentc209295fa5aa466f9eceb3167a13d9df58a33bc1 (diff)
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* stabsread.c (patch_block_stabs): If stab & no symbol, make
a LOC_OPTIMIZED_OUT symbol. symtab.h (enum address_class): Add LOC_OPTIMIZED_OUT. findvar.c (read_var_value), printcmd.c (address_info), symmisc.c (print_{,partial_}symbol), c-exp.y (variable), m2-exp.y (yylex): Deal with it.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog21
-rw-r--r--gdb/c-exp.y1
-rw-r--r--gdb/ch-exp.y1
-rw-r--r--gdb/m2-exp.y1
-rw-r--r--gdb/stabsread.c29
-rw-r--r--gdb/xcoffexec.c6
6 files changed, 53 insertions, 6 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 408f1c1..cf03d72 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,24 @@
+Fri Apr 2 08:23:14 1993 Jim Kingdon (kingdon@cygnus.com)
+
+ * xcoffexec.c: Call fatal() not abort().
+
+ * stabsread.c (patch_block_stabs): If stab & no symbol, make
+ a LOC_OPTIMIZED_OUT symbol.
+ symtab.h (enum address_class): Add LOC_OPTIMIZED_OUT.
+ findvar.c (read_var_value), printcmd.c (address_info),
+ symmisc.c (print_{,partial_}symbol), c-exp.y (variable),
+ m2-exp.y (yylex): Deal with it.
+ **** start-sanitize-chill ****
+ ch-exp.y (yylex): Deal with it.
+ **** end-sanitize-chill ****
+
+Thu Apr 1 18:43:02 1993 Stu Grossman (grossman@cygnus.com)
+
+ * findvar.c (value_from_register): H8500 specific, check to see
+ if we are looking at short pointer. If so, skip crock.
+ * h8500-tdep.c (h8500_frame_chain): Mask down value from
+ read_memory_integer() to avoid getting messed up by sign extension.
+
Thu Apr 1 16:44:41 1993 K. Richard Pixley (rich@rtl.cygnus.com)
* sparc-tdep.c (in_solib_trampoline), symfile.c (find_pc_section):
diff --git a/gdb/c-exp.y b/gdb/c-exp.y
index 933007e..654bf75 100644
--- a/gdb/c-exp.y
+++ b/gdb/c-exp.y
@@ -671,6 +671,7 @@ variable: name_not_typename
case LOC_LABEL:
case LOC_BLOCK:
case LOC_CONST_BYTES:
+ case LOC_OPTIMIZED_OUT:
/* In this case the expression can
be evaluated regardless of what
diff --git a/gdb/ch-exp.y b/gdb/ch-exp.y
index 41ff245..0a2efd1 100644
--- a/gdb/ch-exp.y
+++ b/gdb/ch-exp.y
@@ -1979,6 +1979,7 @@ yylex ()
case LOC_UNDEF:
case LOC_TYPEDEF:
case LOC_CONST_BYTES:
+ case LOC_OPTIMIZED_OUT:
error ("Symbol \"%s\" names no location.", simplename);
break;
}
diff --git a/gdb/m2-exp.y b/gdb/m2-exp.y
index 8a7dbba..449b13f 100644
--- a/gdb/m2-exp.y
+++ b/gdb/m2-exp.y
@@ -617,6 +617,7 @@ variable: NAME
case LOC_LABEL: /* maybe should go above? */
case LOC_BLOCK:
case LOC_CONST_BYTES:
+ case LOC_OPTIMIZED_OUT:
/* These are listed so gcc -Wall will reveal
un-handled cases. */
break;
diff --git a/gdb/stabsread.c b/gdb/stabsread.c
index 796fac5..170dbe8 100644
--- a/gdb/stabsread.c
+++ b/gdb/stabsread.c
@@ -382,9 +382,32 @@ patch_block_stabs (symbols, stabs, objfile)
sym = find_symbol_in_list (symbols, name, pp-name);
if (!sym)
{
-#ifndef IBM6000_TARGET
- printf ("ERROR! stab symbol not found!\n"); /* FIXME */
-#endif
+ /* On xcoff, if a global is defined and never referenced,
+ ld will remove it from the executable. There is then
+ a N_GSYM stab for it, but no regular (C_EXT) symbol. */
+ sym = (struct symbol *)
+ obstack_alloc (&objfile->symbol_obstack,
+ sizeof (struct symbol));
+
+ memset (sym, 0, sizeof (struct symbol));
+ SYMBOL_NAMESPACE (sym) = VAR_NAMESPACE;
+ SYMBOL_CLASS (sym) = LOC_OPTIMIZED_OUT;
+ SYMBOL_NAME (sym) =
+ obstack_copy0 (&objfile->symbol_obstack, name, pp - name);
+ pp += 2;
+ if (*(pp-1) == 'F' || *(pp-1) == 'f')
+ {
+ /* I don't think the linker does this with functions,
+ so as far as I know this is never executed.
+ But it doesn't hurt to check. */
+ SYMBOL_TYPE (sym) =
+ lookup_function_type (read_type (&pp, objfile));
+ }
+ else
+ {
+ SYMBOL_TYPE (sym) = read_type (&pp, objfile);
+ }
+ add_symbol_to_list (sym, &global_symbols);
}
else
{
diff --git a/gdb/xcoffexec.c b/gdb/xcoffexec.c
index 0fae090..400d3cd 100644
--- a/gdb/xcoffexec.c
+++ b/gdb/xcoffexec.c
@@ -228,14 +228,14 @@ build_section_table (some_bfd, start, end)
count = bfd_count_sections (some_bfd);
if (count == 0)
- abort(); /* return 1? */
+ fatal ("aborting"); /* return 1? */
if (*start)
free (*start);
*start = (struct section_table *) xmalloc (count * sizeof (**start));
*end = *start;
bfd_map_over_sections (some_bfd, add_to_section_table, (char *)end);
if (*end > *start + count)
- abort();
+ fatal ("aborting");
/* We could realloc the table, but it probably loses for most files. */
return 0;
}
@@ -644,7 +644,7 @@ xfer_memory (memaddr, myaddr, len, write, target)
boolean (*xfer_fn) PARAMS ((bfd *, sec_ptr, PTR, file_ptr, bfd_size_type));
if (len <= 0)
- abort();
+ fatal ("aborting");
memend = memaddr + len;
xfer_fn = write? bfd_set_section_contents: bfd_get_section_contents;