rtl.h (assign_stack_temp, [...]): Remove 'keep' argument.

	* rtl.h (assign_stack_temp, assign_stack_temp_for_type,
	assign_temp): Remove 'keep' argument.
	(mark_temp_addr_taken): Remove prototype.
	* tree.h (expand_decl): Remove prototype.
	* function.c (struct temp_slot): Remove addr_taken and keep
	member.
	(assign_stack_temp_for_type) Don't initialize above, remove
	keep argument.
	(assign_stack_temp, assign_temp): Remove keep argument.
	(mark_temp_addr_taken): Remove.
	(preserve_temp_slots): Remove handling of addr_taken and keep
	members.
	(free_temp_slots): Ditto.
	* expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
	dead code.
	* stmt.c (expand_asm_operands): Remove dead code.
	(expand_decl): Remove.
	* c-decl.c (finish_struct): Don't call expand_decl.
	* builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
	and assign_stack_temp.
	* calls.c (save_fixed_argument_area, initialize_argument_information,
	expand_call, emit_library_call_value_1, store_one_arg): Ditto.
	* expmed.c (extract_bit_field_1): Ditto.
	* expr.c (emit_group_load_1, emit_group_store,
	copy_blkmode_from_reg, emit_push_insn, expand_assignment,
	store_field, expand_constructor, expand_cond_expr_using_cmove,
	expand_expr_real_2, expand_expr_real_1): Ditto.
	* stmt.c (expand_asm_operands, expand_return): Ditto.

	* function.c (pop_temp_slots): Call free_temp_slots.
	* calls.c (store_one_arg): Don't call preserve_temp_slots or
	free_temp_slots.
	* expr.c (expand_assignment): Don't call free_temp_slots.

	* config/arm/arm.c (neon_expand_vector_init): Ditto.
	* config/i386/i386.c (ix86_expand_vector_set): Ditto.
	(ix86_expand_vector_extract): Ditto.
	* config/ia64/ia64.c (spill_xfmode_rfmode_operand,
	ia64_expand_movxf_movrf): Ditto.
	* config/mips/mips.c (mips_expand_vi_general): Ditto.
	* config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
	extendsfdf2): Ditto.
	* config/rs6000/rs6000.c (rs6000_expand_vector_init,
	rs6000_expand_vector_set, rs6000_expand_vector_extract,
	rs6000_allocate_stack_temp): Ditto.
	* config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
	* config/sparc/sparc.c (emit_soft_tfmode_libcall,
	sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
	sparc_expand_vector_init): Ditto.

From-SVN: r187965

1 files changed, 22 insertions, 53 deletions

diff --git a/gcc/expr.c b/gcc/expr.c
index fd995d1..8d815c9 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -1615,7 +1615,7 @@ emit_group_load_1 (rtx *tmps, rtx dst, rtx orig_src, tree type, int ssize)
     {
       enum machine_mode imode = int_mode_for_mode (GET_MODE (orig_src));
       if (imode == BLKmode)
-	src = assign_stack_temp (GET_MODE (orig_src), ssize, 0);
+	src = assign_stack_temp (GET_MODE (orig_src), ssize);
       else
 	src = gen_reg_rtx (imode);
       if (imode != BLKmode)
@@ -1717,7 +1717,7 @@ emit_group_load_1 (rtx *tmps, rtx dst, rtx orig_src, tree type, int ssize)
 	      rtx mem;
 
 	      gcc_assert (!bytepos);
-	      mem = assign_stack_temp (GET_MODE (src), slen, 0);
+	      mem = assign_stack_temp (GET_MODE (src), slen);
 	      emit_move_insn (mem, src);
 	      tmps[i] = extract_bit_field (mem, bytelen * BITS_PER_UNIT,
 					   0, 1, false, NULL_RTX, mode, mode);
@@ -1732,7 +1732,7 @@ emit_group_load_1 (rtx *tmps, rtx dst, rtx orig_src, tree type, int ssize)
 	  int slen = GET_MODE_SIZE (GET_MODE (src));
 	  rtx mem;
 
-	  mem = assign_stack_temp (GET_MODE (src), slen, 0);
+	  mem = assign_stack_temp (GET_MODE (src), slen);
 	  emit_move_insn (mem, src);
 	  tmps[i] = adjust_address (mem, mode, (int) bytepos);
 	}
@@ -1883,7 +1883,7 @@ emit_group_store (rtx orig_dst, rtx src, tree type ATTRIBUTE_UNUSED, int ssize)
     {
       enum machine_mode imode = int_mode_for_mode (GET_MODE (orig_dst));
       if (imode == BLKmode)
-        dst = assign_stack_temp (GET_MODE (orig_dst), ssize, 0);
+        dst = assign_stack_temp (GET_MODE (orig_dst), ssize);
       else
         dst = gen_reg_rtx (imode);
       emit_group_store (dst, src, type, ssize);
@@ -1933,7 +1933,7 @@ emit_group_store (rtx orig_dst, rtx src, tree type ATTRIBUTE_UNUSED, int ssize)
 	 it.  Allocate a temporary, and split this into a store/load to/from
 	 the temporary.  */
 
-      temp = assign_stack_temp (GET_MODE (dst), ssize, 0);
+      temp = assign_stack_temp (GET_MODE (dst), ssize);
       emit_group_store (temp, src, type, ssize);
       emit_group_load (dst, temp, type, ssize);
       return;
@@ -2028,8 +2028,7 @@ emit_group_store (rtx orig_dst, rtx src, tree type ATTRIBUTE_UNUSED, int ssize)
 		  >= GET_MODE_ALIGNMENT (tmp_mode))
 		{
 		  dest = assign_stack_temp (dest_mode,
-					    GET_MODE_SIZE (dest_mode),
-					    0);
+					    GET_MODE_SIZE (dest_mode));
 		  emit_move_insn (adjust_address (dest,
 						  tmp_mode,
 						  bytepos),
@@ -2039,8 +2038,7 @@ emit_group_store (rtx orig_dst, rtx src, tree type ATTRIBUTE_UNUSED, int ssize)
 	      else
 		{
 		  dest = assign_stack_temp (tmp_mode,
-					    GET_MODE_SIZE (tmp_mode),
-					    0);
+					    GET_MODE_SIZE (tmp_mode));
 		  emit_move_insn (dest, tmps[i]);
 		  dst = adjust_address (dest, dest_mode, bytepos);
 		}
@@ -2108,7 +2106,7 @@ copy_blkmode_from_reg (rtx tgtblk, rtx srcreg, tree type)
       tgtblk = assign_temp (build_qualified_type (type,
 						  (TYPE_QUALS (type)
 						   | TYPE_QUAL_CONST)),
-			    0, 1, 1);
+			    1, 1);
       preserve_temp_slots (tgtblk);
     }
 
@@ -4030,7 +4028,7 @@ emit_push_insn (rtx x, enum machine_mode mode, tree type, rtx size,
 	  size = GEN_INT (GET_MODE_SIZE (mode));
 	  if (!MEM_P (xinner))
 	    {
-	      temp = assign_temp (type, 0, 1, 1);
+	      temp = assign_temp (type, 1, 1);
 	      emit_move_insn (temp, xinner);
 	      xinner = temp;
 	    }
@@ -4782,8 +4780,7 @@ expand_assignment (tree to, tree from, bool nontemporal)
 	  else
 	    {
 	      rtx temp = assign_stack_temp (GET_MODE (to_rtx),
-					    GET_MODE_SIZE (GET_MODE (to_rtx)),
-					    0);
+					    GET_MODE_SIZE (GET_MODE (to_rtx)));
 	      write_complex_part (temp, XEXP (to_rtx, 0), false);
 	      write_complex_part (temp, XEXP (to_rtx, 1), true);
 	      result = store_field (temp, bitsize, bitpos,
@@ -4839,7 +4836,6 @@ expand_assignment (tree to, tree from, bool nontemporal)
 
       if (result)
 	preserve_temp_slots (result);
-      free_temp_slots ();
       pop_temp_slots ();
       return;
     }
@@ -4887,7 +4883,6 @@ expand_assignment (tree to, tree from, bool nontemporal)
 	  emit_move_insn (to_rtx, value);
 	}
       preserve_temp_slots (to_rtx);
-      free_temp_slots ();
       pop_temp_slots ();
       return;
     }
@@ -4914,7 +4909,6 @@ expand_assignment (tree to, tree from, bool nontemporal)
 	emit_move_insn (to_rtx, temp);
 
       preserve_temp_slots (to_rtx);
-      free_temp_slots ();
       pop_temp_slots ();
       return;
     }
@@ -4944,7 +4938,6 @@ expand_assignment (tree to, tree from, bool nontemporal)
 			 TYPE_MODE (sizetype));
 
       preserve_temp_slots (to_rtx);
-      free_temp_slots ();
       pop_temp_slots ();
       return;
     }
@@ -4954,7 +4947,6 @@ expand_assignment (tree to, tree from, bool nontemporal)
   push_temp_slots ();
   result = store_expr (from, to_rtx, 0, nontemporal);
   preserve_temp_slots (result);
-  free_temp_slots ();
   pop_temp_slots ();
   return;
 }
@@ -6314,7 +6306,7 @@ store_field (rtx target, HOST_WIDE_INT bitsize, HOST_WIDE_INT bitpos,
   if (mode == BLKmode
       && (REG_P (target) || GET_CODE (target) == SUBREG))
     {
-      rtx object = assign_temp (type, 0, 1, 1);
+      rtx object = assign_temp (type, 1, 1);
       rtx blk_object = adjust_address (object, BLKmode, 0);
 
       if (bitsize != (HOST_WIDE_INT) GET_MODE_BITSIZE (GET_MODE (target)))
@@ -7768,7 +7760,7 @@ expand_constructor (tree exp, rtx target, enum expand_modifier modifier,
 	= assign_temp (build_qualified_type (type, (TYPE_QUALS (type)
 						    | (TREE_READONLY (exp)
 						       * TYPE_QUAL_CONST))),
-		       0, TREE_ADDRESSABLE (exp), 1);
+		       TREE_ADDRESSABLE (exp), 1);
     }
 
   store_constructor (exp, target, 0, int_expr_size (exp));
@@ -7892,7 +7884,7 @@ expand_cond_expr_using_cmove (tree treeop0 ATTRIBUTE_UNUSED,
   int unsignedp = TYPE_UNSIGNED (type);
   enum machine_mode mode = TYPE_MODE (type);
 
-  temp = assign_temp (type, 0, 0, 1);
+  temp = assign_temp (type, 0, 1);
 
   /* If we cannot do a conditional move on the mode, try doing it
      with the promoted mode. */
@@ -8050,7 +8042,7 @@ expand_expr_real_2 (sepops ops, rtx target, enum machine_mode tmode,
 	      if (TYPE_MODE (type) != BLKmode)
 		target = gen_reg_rtx (TYPE_MODE (type));
 	      else
-		target = assign_temp (type, 0, 1, 1);
+		target = assign_temp (type, 1, 1);
 	    }
 
 	  if (MEM_P (target))
@@ -9037,7 +9029,7 @@ expand_expr_real_2 (sepops ops, rtx target, enum machine_mode tmode,
 	  && !MEM_P (original_target))
 	temp = original_target;
       else
-	temp = assign_temp (type, 0, 0, 1);
+	temp = assign_temp (type, 0, 1);
 
       do_pending_stack_adjust ();
       NO_DEFER_POP;
@@ -9288,7 +9280,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
 
       /* This is the case of an array whose size is to be determined
 	 from its initializer, while the initializer is still being parsed.
-	 See expand_decl.  */
+	 ??? We aren't parsing while expanding anymore.  */
 
       if (MEM_P (decl_rtl) && REG_P (XEXP (decl_rtl, 0)))
 	temp = validize_mem (decl_rtl);
@@ -9563,8 +9555,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
 	    else
 	      {
 		temp = assign_stack_temp (DECL_MODE (base),
-					  GET_MODE_SIZE (DECL_MODE (base)),
-					  0);
+					  GET_MODE_SIZE (DECL_MODE (base)));
 		store_expr (base, temp, 0, false);
 		temp = adjust_address (temp, BLKmode, offset);
 		set_mem_size (temp, int_size_in_bytes (TREE_TYPE (exp)));
@@ -9922,7 +9913,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
 	    tree nt = build_qualified_type (TREE_TYPE (tem),
 					    (TYPE_QUALS (TREE_TYPE (tem))
 					     | TYPE_QUAL_CONST));
-	    memloc = assign_temp (nt, 0, 1, 1);
+	    memloc = assign_temp (nt, 1, 1);
 	    emit_move_insn (memloc, op0);
 	    op0 = memloc;
 	    mem_attrs_from_type = true;
@@ -10029,7 +10020,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
 	    if (ext_mode == BLKmode)
 	      {
 		if (target == 0)
-		  target = assign_temp (type, 0, 1, 1);
+		  target = assign_temp (type, 1, 1);
 
 		if (bitsize == 0)
 		  return target;
@@ -10085,7 +10076,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
 
 		new_rtx = assign_stack_temp_for_type (ext_mode,
 						   GET_MODE_BITSIZE (ext_mode),
-						   0, type);
+						   type);
 		emit_move_insn (new_rtx, op0);
 		op0 = copy_rtx (new_rtx);
 		PUT_MODE (op0, BLKmode);
@@ -10277,7 +10268,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
 	    target
 	      = assign_stack_temp_for_type
 		(TYPE_MODE (inner_type),
-		 GET_MODE_SIZE (TYPE_MODE (inner_type)), 0, inner_type);
+		 GET_MODE_SIZE (TYPE_MODE (inner_type)), inner_type);
 
 	  emit_move_insn (target, op0);
 	  op0 = target;
@@ -10324,7 +10315,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
 		= MAX (int_size_in_bytes (inner_type),
 		       (HOST_WIDE_INT) GET_MODE_SIZE (mode));
 	      rtx new_rtx
-		= assign_stack_temp_for_type (mode, temp_size, 0, type);
+		= assign_stack_temp_for_type (mode, temp_size, type);
 	      rtx new_with_op0_mode
 		= adjust_address (new_rtx, GET_MODE (op0), 0);
 
@@ -10440,28 +10431,6 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
       return expand_expr_real (treeop0, original_target, tmode,
 			       modifier, alt_rtl);
 
-#if 0
-      {
-	/* Initialize the anonymous variable declared in the compound
-	   literal, then return the variable.  */
-	tree decl = COMPOUND_LITERAL_EXPR_DECL (exp);
-
-	/* Create RTL for this variable.  */
-	if (!DECL_RTL_SET_P (decl))
-	  {
-	    if (DECL_HARD_REGISTER (decl))
-	      /* The user specified an assembler name for this variable.
-	         Set that up now.  */
-	      rest_of_decl_compilation (decl, 0, 0);
-	    else
-	      expand_decl (decl);
-	  }
-
-	return expand_expr_real (decl, original_target, tmode,
-				 modifier, alt_rtl);
-      }
-#endif
-
     default:
       return expand_expr_real_2 (&ops, target, tmode, modifier);
     }