hpux.h (TARGET_HAVE_TLS): Define it to false.

	* config/ia64/hpux.h (TARGET_HAVE_TLS): Define it to false.
	* config/ia64/ia64.h (TARGET_HAVE_TLS): Define it to true if
	HAVE_AS_TLS is true.
	* config/ia64/ia64.c (TARGET_HAVE_TLS): Do not define it.

From-SVN: r74272

gcc/ChangeLog

+2003-12-03  Mark Mitchell  <mark@codesourcery.com>
+
+	* config/ia64/hpux.h (TARGET_HAVE_TLS): Define it to false.
+	* config/ia64/ia64.h (TARGET_HAVE_TLS): Define it to true if
+	HAVE_AS_TLS is true.
+	* config/ia64/ia64.c (TARGET_HAVE_TLS): Do not define it.
+
 2003-12-03  James E Wilson  <wilson@specifixinc.com>
 
 	* gcc-page.c (extra_order_size_tab): Correct comment.

gcc/config/ia64/hpux.h

@@ -188,6 +188,10 @@ do {								\
 #undef  TARGET_SECTION_TYPE_FLAGS
 #define TARGET_SECTION_TYPE_FLAGS  ia64_rwreloc_section_type_flags
 
+/* HP-UX does not support thread-local storage.  */
+#undef TARGET_HAVE_TLS
+#define TARGET_HAVE_TLS false
+
 /* ia64 HPUX has the float and long double forms of math functions.  */
 #undef TARGET_C99_FUNCTIONS
 #define TARGET_C99_FUNCTIONS  1

gcc/config/ia64/ia64.c

@@ -344,11 +344,6 @@ static const struct attribute_spec ia64_attribute_table[] =
 #undef TARGET_SCHED_DFA_NEW_CYCLE
 #define TARGET_SCHED_DFA_NEW_CYCLE ia64_dfa_new_cycle
 
-#ifdef HAVE_AS_TLS
-#undef TARGET_HAVE_TLS
-#define TARGET_HAVE_TLS true
-#endif
-
 #undef TARGET_FUNCTION_OK_FOR_SIBCALL
 #define TARGET_FUNCTION_OK_FOR_SIBCALL ia64_function_ok_for_sibcall
 

gcc/config/ia64/ia64.h

@@ -140,6 +140,15 @@ extern int target_flags;
 
 #define TARGET_DWARF2_ASM	(target_flags & MASK_DWARF2_ASM)
 
+/* If the assembler supports thread-local storage, assume that the
+   system does as well.  If a particular target system has an
+   assembler that supports TLS -- but the rest of the system does not
+   support TLS -- that system should explicit define TARGET_HAVE_TLS
+   to false in its own configuration file.  */
+#if !defined(TARGET_HAVE_TLS) && defined(HAVE_AS_TLS)
+#define TARGET_HAVE_TLS true
+#endif
+
 extern int ia64_tls_size;
 #define TARGET_TLS14		(ia64_tls_size == 14)
 #define TARGET_TLS22		(ia64_tls_size == 22)