re PR middle-end/20263 (Incorrect asm for global register vars)

	PR middle-end/20263
	* varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
	the DECL_NAME, not the DECL_ASSEMBLER_NAME.

From-SVN: r97157

gcc/ChangeLog

+2005-03-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+	PR middle-end/20263
+	* varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
+	the DECL_NAME, not the DECL_ASSEMBLER_NAME.
+
 2005-03-29  Dale Johannesen <dalej@apple.com>
 
 	* Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)

gcc/testsuite/ChangeLog

+2005-03-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+	* gcc.dg/sparc-reg-1.c: New test.
+
 2005-03-28  Steve Ellcey  <sje@cup.hp.com>
 
 	PR target/19890

gcc/testsuite/gcc.dg/sparc-reg-1.c

+/* PR middle-end/20263 */
+
+/* { dg-do assemble { target sparc64-*-* } } */
+/* { dg-options "" } */
+
+register void *tp __asm__("%g7");
+
+void set_tp(void)
+{
+  tp = 0;
+} 

gcc/varasm.c

@@ -897,7 +897,6 @@ make_decl_rtl (tree decl)
 
   name = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (decl));
 
-
   if (TREE_CODE (decl) != FUNCTION_DECL && DECL_REGISTER (decl))
     {
       reg_number = decode_reg_name (name);
@@ -940,6 +939,7 @@ make_decl_rtl (tree decl)
 	      /* Make this register global, so not usable for anything
 		 else.  */
 #ifdef ASM_DECLARE_REGISTER_GLOBAL
+	      name = IDENTIFIER_POINTER (DECL_NAME (decl));
 	      ASM_DECLARE_REGISTER_GLOBAL (asm_out_file, decl, reg_number, name);
 #endif
 	      nregs = hard_regno_nregs[reg_number][DECL_MODE (decl)];