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authorH.J. Lu <hjl.tools@gmail.com>2005-05-09 14:20:52 +0000
committerH.J. Lu <hjl.tools@gmail.com>2005-05-09 14:20:52 +0000
commitc9cd7160d84bd6219c9cbf155820a255b08f3e26 (patch)
tree07dec40b8cd87308ebf45bb67e2806e96a0a97e2
parent433817dddee6fed37aa16714f124cbb359d530ee (diff)
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2005-05-09 H.J. Lu <hongjiu.lu@intel.com>
PR 936 * config/tc-sh64.c (sh64_fake_label): New. * config/tc-sh64.h (TC_FAKE_LABEL): New. * doc/internals.texi (TC_FAKE_LABEL): Document. * write.c (TC_FAKE_LABEL): New. (adjust_reloc_syms): Use it. (write_object_file): Likewise.
-rw-r--r--gas/ChangeLog13
-rw-r--r--gas/config/tc-sh64.c15
-rw-r--r--gas/config/tc-sh64.h3
-rw-r--r--gas/doc/internals.texi5
-rw-r--r--gas/write.c8
5 files changed, 42 insertions, 2 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index cf43685..a9a6c5f 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,16 @@
+2005-05-09 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR 936
+ * config/tc-sh64.c (sh64_fake_label): New.
+
+ * config/tc-sh64.h (TC_FAKE_LABEL): New.
+
+ * doc/internals.texi (TC_FAKE_LABEL): Document.
+
+ * write.c (TC_FAKE_LABEL): New.
+ (adjust_reloc_syms): Use it.
+ (write_object_file): Likewise.
+
2005-05-09 Jan Beulich <jbeulich@novell.com>
* config/tc-i386.c (parse_insn): Disallow use of prefix separator
diff --git a/gas/config/tc-sh64.c b/gas/config/tc-sh64.c
index 54f704f..a7a61fb 100644
--- a/gas/config/tc-sh64.c
+++ b/gas/config/tc-sh64.c
@@ -3513,3 +3513,18 @@ sh64_vtable_inherit (int ignore ATTRIBUTE_UNUSED)
input_line_pointer = eol;
}
+int
+sh64_fake_label (const char *name)
+{
+ size_t len;
+
+ if (strcmp (name, FAKE_LABEL_NAME) == 0)
+ return 1;
+
+ len = strlen (name);
+ if (len >= (sizeof (DATALABEL_SUFFIX) - 1))
+ return strcmp (&name [len - sizeof (DATALABEL_SUFFIX) + 1],
+ DATALABEL_SUFFIX) == 0;
+
+ return 0;
+}
diff --git a/gas/config/tc-sh64.h b/gas/config/tc-sh64.h
index 89a7e77..cbb3779 100644
--- a/gas/config/tc-sh64.h
+++ b/gas/config/tc-sh64.h
@@ -221,3 +221,6 @@ void shmedia_md_end (void);
we have to say we only have minimum byte-size insns. */
#undef DWARF2_LINE_MIN_INSN_LENGTH
#define DWARF2_LINE_MIN_INSN_LENGTH 1
+
+#define TC_FAKE_LABEL(NAME) sh64_fake_label(NAME)
+extern int sh64_fake_label (const char *);
diff --git a/gas/doc/internals.texi b/gas/doc/internals.texi
index 1770a44..e75281f 100644
--- a/gas/doc/internals.texi
+++ b/gas/doc/internals.texi
@@ -1019,6 +1019,11 @@ default definition is to accept any name followed by a colon character.
Same as TC_START_LABEL, but should be used instead of TC_START_LABEL when
LABELS_WITHOUT_COLONS is defined.
+@item TC_FAKE_LABEL
+@cindex TC_FAKE_LABEL
+You may define this macro to control what GAS considers to be a fake
+label. The default fake label is FAKE_LABEL_NAME.
+
@item NO_PSEUDO_DOT
@cindex NO_PSEUDO_DOT
If you define this macro, GAS will not require pseudo-ops to start with a
diff --git a/gas/write.c b/gas/write.c
index 5e25e0b..7f4e2d5 100644
--- a/gas/write.c
+++ b/gas/write.c
@@ -97,6 +97,10 @@
#define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from (FIX)
#endif
+#ifndef TC_FAKE_LABEL
+#define TC_FAKE_LABEL(NAME) (strcmp ((NAME), FAKE_LABEL_NAME) == 0)
+#endif
+
/* Used to control final evaluation of expressions. */
int finalize_syms = 0;
@@ -795,7 +799,7 @@ adjust_reloc_syms (bfd *abfd ATTRIBUTE_UNUSED,
= symbol_get_value_expression (sym)->X_add_symbol;
const char *name = S_GET_NAME (sym);
if (!S_IS_COMMON (new_sym)
- && strcmp (name, FAKE_LABEL_NAME)
+ && !TC_FAKE_LABEL (name)
&& (!S_IS_EXTERNAL (sym) || S_IS_LOCAL (sym)))
as_bad (_("Local symbol `%s' can't be equated to undefined symbol `%s'"),
name, S_GET_NAME (new_sym));
@@ -1928,7 +1932,7 @@ write_object_file (void)
{
const char *name = S_GET_NAME (symp);
if (S_IS_COMMON (symp)
- && strcmp (name, FAKE_LABEL_NAME)
+ && !TC_FAKE_LABEL (name)
&& (!S_IS_EXTERNAL (symp) || S_IS_LOCAL (symp)))
{
expressionS *e = symbol_get_value_expression (symp);