rs6000.md (restore_stack_block): Generate MEM and specify mode.

        * rs6000.md (restore_stack_block): Generate MEM and specify mode.
        * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
        * rs6000.c (rs6000_output_load_toc_table): Use fputs.
        (output_function_profiler): Use asm_fprintf and fputs.

From-SVN: r20268

gcc/ChangeLog

+Sun Jun  7 12:27:30 1998  David Edelsohn  <edelsohn@mhpcc.edu>
+
+	* rs6000.md (restore_stack_block): Generate MEM and specify mode.
+	* rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
+	* rs6000.c (rs6000_output_load_toc_table): Use fputs.
+	(output_function_profiler): Use asm_fprintf and fputs.
+
 Sat Jun  6 12:17:12 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* gencheck.c: Remove redundant stdio.h include.  Add a definition

gcc/config/rs6000/rs6000.c

@@ -3676,7 +3676,7 @@ rs6000_output_load_toc_table (file, reg)
       ASM_GENERATE_INTERNAL_LABEL (buf, "LCTOC", 1);
       asm_fprintf (file, "\t{liu|lis} %s,", reg_names[reg]);
       assemble_name (file, buf);
-      asm_fprintf (file, "@ha\n");
+      fputs ("@ha\n", file);
       asm_fprintf (file, "\t{cal|la} %s,", reg_names[reg]);
       assemble_name (file, buf);
       asm_fprintf (file, "@l(%s)\n", reg_names[reg]);
@@ -4609,32 +4609,28 @@ output_function_profiler (file, labelno)
       fprintf (file, "\tmflr %s\n", reg_names[0]);
       if (flag_pic == 1)
 	{
-	  fprintf (file, "\tbl _GLOBAL_OFFSET_TABLE_@local-4\n");
-	  fprintf (file, "\t%s %s,4(%s)\n",
-		   (TARGET_NEW_MNEMONICS) ? "stw" : "st",
-		   reg_names[0], reg_names[1]);
-	  fprintf (file, "\tmflr %s\n", reg_names[11]);
-	  fprintf (file, "\t%s %s,", (TARGET_NEW_MNEMONICS) ? "lwz" : "l",
-		   reg_names[0]);
+	  fputs ("\tbl _GLOBAL_OFFSET_TABLE_@local-4\n", file);
+	  asm_fprintf (file, "\t{st|stw} %s,4(%s)\n",
+		       reg_names[0], reg_names[1]);
+	  asm_fprintf (file, "\tmflr %s\n", reg_names[11]);
+	  asm_fprintf (file, "\t{l|lwz} %s,", reg_names[0]);
 	  assemble_name (file, buf);
-	  fprintf (file, "@got(%s)\n", reg_names[11]);
+	  asm_fprintf (file, "@got(%s)\n", reg_names[11]);
 	}
 #if TARGET_ELF
       else if (flag_pic > 1 || TARGET_RELOCATABLE)
 	{
-	  fprintf (file, "\t%s %s,4(%s)\n",
-		   (TARGET_NEW_MNEMONICS) ? "stw" : "st",
-		   reg_names[0], reg_names[1]);
+	  asm_fprintf (file, "\t{st|stw} %s,4(%s)\n",
+		       reg_names[0], reg_names[1]);
 	  rs6000_pic_func_labelno = rs6000_pic_labelno;
 	  rs6000_output_load_toc_table (file, 11);
-	  fprintf (file, "\t%s %s,", (TARGET_NEW_MNEMONICS) ? "lwz" : "l",
-		   reg_names[11]);
+	  asm_fprintf (file, "\t{l|lwz} %s,", reg_names[11]);
 	  assemble_name (file, buf);
-	  fprintf (file, "X(%s)\n", reg_names[11]);
-	  fprintf (file, "%s\n", MINIMAL_TOC_SECTION_ASM_OP);
+	  asm_fprintf (file, "X(%s)\n", reg_names[11]);
+	  asm_fprintf (file, "%s\n", MINIMAL_TOC_SECTION_ASM_OP);
 	  assemble_name (file, buf);
-	  fprintf (file, "X = .-.LCTOC1\n");
-	  fprintf (file, "\t.long ");
+	  fputs ("X = .-.LCTOC1\n", file);
+	  fputs ("\t.long ", file);
 	  assemble_name (file, buf);
 	  fputs ("\n\t.previous\n", file);
 	}
@@ -4643,7 +4639,7 @@ output_function_profiler (file, labelno)
 	{
 	  asm_fprintf (file, "\t{liu|lis} %s,", reg_names[11]);
 	  assemble_name (file, buf);
-	  asm_fprintf (file, "@ha\n");
+	  fputs ("@ha\n", file);
 	  asm_fprintf (file, "\t{st|stw} %s,4(%s)\n", reg_names[0], reg_names[1]);
 	  asm_fprintf (file, "\t{cal|la} %s,", reg_names[0]);
 	  assemble_name (file, buf);

gcc/config/rs6000/rs6000.h

@@ -1324,9 +1324,12 @@ extern int rs6000_sysv_varargs_p;
    && (DEFAULT_ABI != ABI_SOLARIS || int_size_in_bytes (TYPE) > 8))
 
 /* Mode of stack savearea.
+   FUNCTION is VOIDmode because calling convention maintains SP.
+   BLOCK needs Pmode for SP.
    NONLOCAL needs twice Pmode to maintain both backchain and SP.  */
 #define STACK_SAVEAREA_MODE(LEVEL)	\
-    (LEVEL == SAVE_NONLOCAL ? (TARGET_32BIT ? DImode : TImode) : Pmode)
+  (LEVEL == SAVE_FUNCTION ? VOIDmode	\
+  : LEVEL == SAVE_NONLOCAL ? (TARGET_32BIT ? DImode : TImode) : Pmode)
 
 /* Minimum and maximum general purpose registers used to hold arguments.  */
 #define GP_ARG_MIN_REG 3

gcc/config/rs6000/rs6000.md

@@ -7318,12 +7318,16 @@
   "")
 
 (define_expand "restore_stack_block"
-  [(set (match_dup 2) (mem (match_operand 0 "register_operand" "")))
+  [(use (match_operand 0 "register_operand" ""))
+   (set (match_dup 2) (match_dup 3))
    (set (match_dup 0) (match_operand 1 "register_operand" ""))
-   (set (mem (match_dup 0)) (match_dup 2))]
+   (set (match_dup 3) (match_dup 2))]
   ""
   "
-{ operands[2] = gen_reg_rtx (Pmode); }")
+{
+  operands[2] = gen_reg_rtx (Pmode);
+  operands[3] = gen_rtx (MEM, Pmode, operands[0]);
+}")
 
 (define_expand "save_stack_nonlocal"
   [(match_operand 0 "memory_operand" "")