mn10300.c (print_operand): Use gcc_assert and gcc_unreachable as appropriate.

	* config/mn10300/mn10300.c (print_operand): Use gcc_assert and
	gcc_unreachable as appropriate.
	(print_operand_address, mn10300_print_reg_list, expand_prologue,
	expand_epilogue, notice_update_cc, initial_offset,
	mn10300_address_cost_1): Likewise.
	* config/mn10300/mn10300.md: Likewise.
	(absdf2, abssf2, negdf2, negsf2): Likewise.

From-SVN: r99382

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 75d0064..38bc458 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,13 @@
+2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
+       gcc_unreachable as appropriate.
+       (print_operand_address, mn10300_print_reg_list, expand_prologue,
+       expand_epilogue, notice_update_cc, initial_offset,
+       mn10300_address_cost_1): Likewise.
+       * config/mn10300/mn10300.md: Likewise.
+       (absdf2, abssf2, negdf2, negsf2): Likewise.
+
 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
 
        PR target/21416

diff --git a/gcc/config/mn10300/mn10300.c b/gcc/config/mn10300/mn10300.c
index a552b8b..2c36223 100644 (file)
--- a/gcc/config/mn10300/mn10300.c
+++ b/gcc/config/mn10300/mn10300.c
@@ -220,7 +220,7 @@ print_operand (FILE *file, rtx x, int code)
                fprintf (file, "ul");
                break;
              default:
-               abort ();
+               gcc_unreachable ();
              }
            break;
          }
@@ -258,7 +258,7 @@ print_operand (FILE *file, rtx x, int code)
            fprintf (file, "cs");
            break;
          default:
-           abort ();
+           gcc_unreachable ();
          }
        break;
       case 'C':
@@ -289,7 +289,7 @@ print_operand (FILE *file, rtx x, int code)
            break;
 
          default:
-           abort ();
+           gcc_unreachable ();
          }
        break;
 
@@ -348,7 +348,7 @@ print_operand (FILE *file, rtx x, int code)
            }
 
          default:
-           abort ();
+           gcc_unreachable ();
          }
        break;
 
@@ -384,7 +384,7 @@ print_operand (FILE *file, rtx x, int code)
                      fprintf (file, "0x%lx", val[1]);
                      break;;
                    case SFmode:
-                     abort ();
+                     gcc_unreachable ();
                    case VOIDmode:
                    case DImode:
                      print_operand_address (file, 
@@ -405,7 +405,7 @@ print_operand (FILE *file, rtx x, int code)
            }
 
          default:
-           abort ();
+           gcc_unreachable ();
          }
        break;
 
@@ -419,14 +419,12 @@ print_operand (FILE *file, rtx x, int code)
        break;
 
       case 'N':
-       if (INTVAL (x) < -128 || INTVAL (x) > 255)
-         abort ();
+       gcc_assert (INTVAL (x) >= -128 && INTVAL (x) <= 255);
        fprintf (file, "%d", (int)((~INTVAL (x)) & 0xff));
        break;
 
       case 'U':
-       if (INTVAL (x) < -128 || INTVAL (x) > 255)
-         abort ();
+       gcc_assert (INTVAL (x) >= -128 && INTVAL (x) <= 255);
        fprintf (file, "%d", (int)(INTVAL (x) & 0xff));
        break;
 
@@ -484,7 +482,7 @@ print_operand (FILE *file, rtx x, int code)
            print_operand_address (file, x);
            break;
          default:
-           abort ();
+           gcc_unreachable ();
          }
        break;
    }
@@ -514,7 +512,7 @@ print_operand_address (FILE *file, rtx addr)
            && REG_OK_FOR_BASE_P (XEXP (addr, 1)))
          base = XEXP (addr, 1), index = XEXP (addr, 0);
        else
-         abort ();
+         gcc_unreachable ();
        print_operand (file, index, 0);
        fputc (',', file);
        print_operand (file, base, 0);;
@@ -571,8 +569,7 @@ mn10300_print_reg_list (FILE *file, int mask)
 
   if ((mask & 0x3c000) != 0)
     {
-      if ((mask & 0x3c000) != 0x3c000)
-       abort();
+      gcc_assert ((mask & 0x3c000) == 0x3c000);
       if (need_comma)
        fputc (',', file);
       fputs ("exreg1", file);
@@ -883,7 +880,7 @@ expand_prologue (void)
          break;
 
        default:
-         abort ();
+         gcc_unreachable ();
        }
          
       /* Now prepare register a0, if we have decided to use it.  */
@@ -905,7 +902,7 @@ expand_prologue (void)
          break;
          
        default:
-         abort ();
+         gcc_unreachable ();
        }
       
       /* Now actually save the FP registers.  */
@@ -1121,7 +1118,7 @@ expand_epilogue (void)
              break;
 
            default:
-             abort ();
+             gcc_unreachable ();
            }
        }
 
@@ -1252,7 +1249,7 @@ notice_update_cc (rtx body, rtx insn)
       break;
 
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }
 
@@ -1443,7 +1440,7 @@ initial_offset (int from, int to)
            + (current_function_outgoing_args_size
               ? current_function_outgoing_args_size + 4 : 0)); 
 
-  abort ();
+  gcc_unreachable ();
 }
 
 /* Worker function for TARGET_RETURN_IN_MEMORY.  */
@@ -1936,7 +1933,7 @@ mn10300_address_cost_1 (rtx x, int *unsig)
          return 5;
 
        default:
-         abort ();
+         gcc_unreachable ();
        }
 
     case PLUS:
@@ -1973,7 +1970,7 @@ mn10300_address_cost_1 (rtx x, int *unsig)
       return 8;
 
     default:
-      abort ();
+      gcc_unreachable ();
 
     }
 }

diff --git a/gcc/config/mn10300/mn10300.md b/gcc/config/mn10300/mn10300.md
index 0d51857..7dc9499 100644 (file)
--- a/gcc/config/mn10300/mn10300.md
+++ b/gcc/config/mn10300/mn10300.md
@@ -109,7 +109,7 @@
     case 6:
       return \"fmov %1,%0\";
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set_attr "cc" "none,clobber,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")])
@@ -142,7 +142,7 @@
     case 4:
       return \"movbu %1,%0\";
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set_attr "cc" "none,clobber,none_0hit,none_0hit,none_0hit")])
@@ -202,7 +202,7 @@
     case 6:
       return \"fmov %1,%0\";
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set_attr "cc" "none,clobber,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")])
@@ -234,7 +234,7 @@
     case 4:
       return \"movhu %1,%0\";
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set_attr "cc" "none,clobber,none_0hit,none_0hit,none_0hit")])
@@ -378,7 +378,7 @@
     case 16:
       return \"fmov %1,%0\";
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set_attr "cc" "none,none,clobber,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none,none_0hit,none_0hit")])
@@ -428,7 +428,7 @@
        }
       return \"mov %1,%0\";
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set_attr "cc" "none,none,none,clobber,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")])
@@ -509,8 +509,7 @@
            while (GET_CODE (temp) == SUBREG)
              temp = SUBREG_REG (temp);
 
-           if (GET_CODE (temp) != REG)
-             abort ();
+           gcc_assert (GET_CODE (temp) == REG);
 
            if (reg_overlap_mentioned_p (gen_rtx_REG (SImode, REGNO (temp)),
                                         XEXP (operands[1], 0)))
@@ -598,7 +597,7 @@
        else
           return \"fmov %L1, %L0\;fmov %H1, %H0\";
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set (attr "cc")
@@ -721,8 +720,7 @@
            while (GET_CODE (temp) == SUBREG)
              temp = SUBREG_REG (temp);
 
-           if (GET_CODE (temp) != REG)
-             abort ();
+           gcc_assert (GET_CODE (temp) == REG);
 
            if (reg_overlap_mentioned_p (gen_rtx_REG (SImode, REGNO (temp)),
                                         XEXP (operands[1], 0)))
@@ -790,7 +788,7 @@
            return \"\";
          }
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set (attr "cc")
@@ -971,7 +969,7 @@
       return \"mov %2,%0\;add %1,%0\";
       }
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set_attr "cc" "set_zn,none_0hit,set_zn,none_0hit,set_zn,none_0hit,set_zn")])
@@ -1013,7 +1011,7 @@
        return \"mov %1,%0\;add %2,%0\";
       return \"mov %2,%0\;add %1,%0\";
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set_attr "cc" "set_zn,none_0hit,none_0hit,set_zn,none_0hit,set_zn")])
@@ -2187,8 +2185,7 @@
                         operand_subword_force (operands[1], 1, DFmode),
                         GEN_INT (0x7fffffff), target, 0, OPTAB_WIDEN);
 
-  if (result == 0)
-    abort ();
+  gcc_assert (result);
 
   if (result != target)
     emit_move_insn (result, target);
@@ -2222,8 +2219,7 @@
   result = expand_binop (SImode, and_optab,
                         operand_subword_force (operands[1], 0, SFmode),
                         GEN_INT (0x7fffffff), target, 0, OPTAB_WIDEN);
-  if (result == 0)
-    abort ();
+  gcc_assert (result);
 
   if (result != target)
     emit_move_insn (result, target);
@@ -2258,8 +2254,7 @@
                         GEN_INT (trunc_int_for_mode (0x80000000, SImode)),
                         target, 0, OPTAB_WIDEN);
 
-  if (result == 0)
-    abort ();
+  gcc_assert (result);
 
   if (result != target)
     emit_move_insn (result, target);
@@ -2294,8 +2289,7 @@
                         operand_subword_force (operands[1], 0, SFmode),
                         GEN_INT (trunc_int_for_mode (0x80000000, SImode)),
                         target, 0, OPTAB_WIDEN);
-  if (result == 0)
-    abort ();
+  gcc_assert (result);
 
   if (result != target)
     emit_move_insn (result, target);