v850.c (expand_prologue): Make sure GEN_INT() argument is sign extended rather than zero extended.

* config/gcc/v850/v850.c (expand_prologue): Make sure GEN_INT() argument is sign extended rather than zero extended.
  (expand_epilogue): Likewise.
  (output_move_double): Delete.
* config/gcc/v850/v850-protos.h (output_move_double): Delete.
* config/gcc/v850/v850.md (movdi): Delete.
  (movdi_internal): Delete.
  (movdf): Delete.
  (movdf_internal): Delete.

From-SVN: r126318

gcc/ChangeLog

+2007-07-04  Rask Ingemann Lambertsen  <rask@sygehus.dk>
+
+	* config/gcc/v850/v850.c (expand_prologue): Make sure
+	GEN_INT() argument is sign extended rather than zero extended.
+	(expand_epilogue): Likewise.
+	(output_move_double): Delete.
+	* config/gcc/v850/v850-protos.h (output_move_double): Delete.
+	* config/gcc/v850/v850.md (movdi): Delete.
+	(*movdi_internal): Delete.
+	(movdf): Delete.
+	(*movdf_internal): Delete.
+
 2007-07-04  Richard Sandiford  <richard@codesourcery.com>
 
 	* config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax

gcc/config/v850/v850-protos.h

 /* Prototypes for v850.c functions used in the md file & elsewhere.
-   Copyright (C) 1999, 2000, 2002, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2000, 2002, 2004, 2005, 2007
+   Free Software Foundation, Inc.
 
    This file is part of GCC.
 
@@ -37,7 +38,6 @@ extern int    v850_output_addr_const_extra  (FILE *, rtx);
 extern rtx    v850_return_addr              (int);
 extern void   print_operand                 (FILE *, rtx, int );
 extern void   print_operand_address         (FILE *, rtx);
-extern const char *output_move_double       (rtx *);
 extern const char *output_move_single       (rtx *);
 extern void   notice_update_cc              (rtx, rtx);
 extern char * construct_save_jarl           (rtx);

gcc/config/v850/v850.c

@@ -939,84 +939,6 @@ output_move_single (rtx * operands)
 }
 
 
-/* Return appropriate code to load up an 8 byte integer or
-   floating point value */
-
-const char *
-output_move_double (rtx * operands)
-{
-  enum machine_mode mode = GET_MODE (operands[0]);
-  rtx dst = operands[0];
-  rtx src = operands[1];
-
-  if (register_operand (dst, mode)
-      && register_operand (src, mode))
-    {
-      if (REGNO (src) + 1 == REGNO (dst))
-	return "mov %R1,%R0\n\tmov %1,%0";
-      else
-	return "mov %1,%0\n\tmov %R1,%R0";
-    }
-
-  /* Storing 0 */
-  if (GET_CODE (dst) == MEM
-      && ((GET_CODE (src) == CONST_INT && INTVAL (src) == 0)
-	  || (GET_CODE (src) == CONST_DOUBLE && CONST_DOUBLE_OK_FOR_G (src))))
-    return "st.w %.,%0\n\tst.w %.,%R0";
-
-  if (GET_CODE (src) == CONST_INT || GET_CODE (src) == CONST_DOUBLE)
-    {
-      HOST_WIDE_INT high_low[2];
-      int i;
-      rtx xop[10];
-
-      if (GET_CODE (src) == CONST_DOUBLE)
-	const_double_split (src, &high_low[1], &high_low[0]);
-      else
-	{
-	  high_low[0] = INTVAL (src);
-	  high_low[1] = (INTVAL (src) >= 0) ? 0 : -1;
-	}
-
-      for (i = 0; i < 2; i++)
-	{
-	  xop[0] = gen_rtx_REG (SImode, REGNO (dst)+i);
-	  xop[1] = GEN_INT (high_low[i]);
-	  output_asm_insn (output_move_single (xop), xop);
-	}
-
-      return "";
-    }
-
-  if (GET_CODE (src) == MEM)
-    {
-      int ptrreg = -1;
-      int dreg = REGNO (dst);
-      rtx inside = XEXP (src, 0);
-
-      if (GET_CODE (inside) == REG)
- 	ptrreg = REGNO (inside);
-      else if (GET_CODE (inside) == SUBREG)
-	ptrreg = subreg_regno (inside);
-      else if (GET_CODE (inside) == PLUS)
-	ptrreg = REGNO (XEXP (inside, 0));
-      else if (GET_CODE (inside) == LO_SUM)
-	ptrreg = REGNO (XEXP (inside, 0));
-
-      if (dreg == ptrreg)
-	return "ld.w %R1,%R0\n\tld.w %1,%0";
-    }
-
-  if (GET_CODE (src) == MEM)
-    return "ld.w %1,%0\n\tld.w %R1,%R0";
-  
-  if (GET_CODE (dst) == MEM)
-    return "st.w %1,%0\n\tst.w %R1,%R0";
-
-  return "mov %1,%0\n\tmov %R1,%R0";
-}
-
-
 /* Return maximum offset supported for a short EP memory reference of mode
    MODE and signedness UNSIGNEDP.  */
 
@@ -1746,7 +1668,7 @@ Saved %d bytes via prologue function (%d vs. %d) for function %s\n",
 	  if (init_stack_alloc)
 	    emit_insn (gen_addsi3 (stack_pointer_rtx,
 				   stack_pointer_rtx,
-				   GEN_INT (-init_stack_alloc)));
+				   GEN_INT (- (signed) init_stack_alloc)));
 	  
 	  /* Save the return pointer first.  */
 	  if (num_save > 0 && REGNO (save_regs[num_save-1]) == LINK_POINTER_REGNUM)
@@ -1800,7 +1722,7 @@ expand_epilogue (void)
   int offset;
   unsigned int size = get_frame_size ();
   long reg_saved = 0;
-  unsigned int actual_fsize = compute_frame_size (size, &reg_saved);
+  int actual_fsize = compute_frame_size (size, &reg_saved);
   unsigned int init_stack_free = 0;
   rtx restore_regs[32];
   rtx restore_all;
@@ -1844,7 +1766,7 @@ expand_epilogue (void)
   
   if (TARGET_PROLOG_FUNCTION
       && num_restore > 0
-      && actual_fsize >= default_stack
+      && actual_fsize >= (signed) default_stack
       && !interrupt_handler)
     {
       int alloc_stack = (4 * num_restore) + default_stack;
@@ -1933,7 +1855,7 @@ Saved %d bytes via epilogue function (%d vs. %d) in function %s\n",
       if (actual_fsize && !CONST_OK_FOR_K (-actual_fsize))
 	init_stack_free = 4 * num_restore;
       else
-	init_stack_free = actual_fsize;
+	init_stack_free = (signed) actual_fsize;
 
       /* Deallocate the rest of the stack if it is > 32K.  */
       if (actual_fsize > init_stack_free)

gcc/config/v850/v850.md

 ;; GCC machine description for NEC V850
-;; Copyright (C) 1996, 1997, 1998, 1999, 2002, 2004, 2005
+;; Copyright (C) 1996, 1997, 1998, 1999, 2002, 2004, 2005, 2007
 ;; Free Software Foundation, Inc.
 ;; Contributed by Jeff Law (law@cygnus.com).
 
@@ -212,42 +212,6 @@
    (set_attr "cc" "none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")
    (set_attr "type" "other,other,other,load,other,load,other,other,other")])
 
-
-
-(define_expand "movdi"
-  [(set (match_operand:DI 0 "general_operand" "")
-	(match_operand:DI 1 "general_operand" ""))]
-  ""
-  "
-{
-  /* One of the ops has to be in a register or 0 */
-  if (!register_operand (operand0, DImode)
-      && !reg_or_0_operand (operand1, DImode))
-    operands[1] = copy_to_mode_reg (DImode, operand1);
-}")
-
-(define_insn "*movdi_internal"
-  [(set (match_operand:DI 0 "general_operand" "=r,r,r,r,r,m,m,r")
-	(match_operand:DI 1 "general_operand" "Jr,K,L,i,m,r,IG,iF"))]
-  "register_operand (operands[0], DImode)
-   || reg_or_0_operand (operands[1], DImode)"
-  "* return output_move_double (operands);"
-  [(set_attr "length" "4,8,8,16,8,8,8,16")
-   (set_attr "cc" "none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")
-   (set_attr "type" "other,other,other,other,load,other,other,other")])
-
-(define_expand "movsf"
-  [(set (match_operand:SF 0 "general_operand" "")
-	(match_operand:SF 1 "general_operand" ""))]
-  ""
-  "
-{
-  /* One of the ops has to be in a register or 0 */
-  if (!register_operand (operand0, SFmode)
-      && !reg_or_0_operand (operand1, SFmode))
-    operands[1] = copy_to_mode_reg (SFmode, operand1);
-}")
-
 (define_insn "*movsf_internal"
   [(set (match_operand:SF 0 "general_operand" "=r,r,r,r,r,Q,r,m,m,r")
 	(match_operand:SF 1 "general_operand" "Jr,K,L,n,Q,Ir,m,r,IG,iF"))]
@@ -258,28 +222,6 @@
    (set_attr "cc" "none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")
    (set_attr "type" "other,other,other,other,load,other,load,other,other,other")])
 
-(define_expand "movdf"
-  [(set (match_operand:DF 0 "general_operand" "")
-	(match_operand:DF 1 "general_operand" ""))]
-  ""
-  "
-{
-  /* One of the ops has to be in a register or 0 */
-  if (!register_operand (operand0, DFmode)
-      && !reg_or_0_operand (operand1, DFmode))
-    operands[1] = copy_to_mode_reg (DFmode, operand1);
-}")
-
-(define_insn "*movdf_internal"
-  [(set (match_operand:DF 0 "general_operand" "=r,r,r,r,r,m,m,r")
-	(match_operand:DF 1 "general_operand" "Jr,K,L,i,m,r,IG,iF"))]
-  "register_operand (operands[0], DFmode)
-   || reg_or_0_operand (operands[1], DFmode)"
-  "* return output_move_double (operands);"
-  [(set_attr "length" "4,8,8,16,8,8,8,16")
-   (set_attr "cc" "none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")
-   (set_attr "type" "other,other,other,other,load,other,other,other")])
-
 
 ;; ----------------------------------------------------------------------
 ;; TEST INSTRUCTIONS