h8300.c (byte_reg): Use gcc_assert and gcc_unreachable as appropriate.

	* config/h8300/h8300.c (byte_reg): Use gcc_assert and
	gcc_unreachable as appropriate.
	(split_adds_subs, cond_string, print_operand,
	h8300_initial_elimination_offset, h8300_classify_operand,
	h8300_unary_length, h8300_short_immediate_length,
	h8300_bitfield_length, h8300_binary_length,
	h8300_insn_length_from_table, compute_mov_length, output_plussi,
	compute_plussi_length, compute_plussi_cc, output_logical_op,
	compute_logical_op_length, compute_logical_op_cc,
	output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
	output_a_shift, compute_a_shift_length, compute_a_shift_cc,
	output_a_rotate, compute_a_rotate_length, fix_bit_operand,
	h8300_regs_ok_for_stm): Likewise.
	* config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
	monitor_prologue): Likewise.

From-SVN: r99037

gcc/ChangeLog

+2005-04-30  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* config/h8300/h8300.c (byte_reg): Use gcc_assert and
+	gcc_unreachable as appropriate.
+	(split_adds_subs, cond_string, print_operand,
+	h8300_initial_elimination_offset, h8300_classify_operand,
+	h8300_unary_length, h8300_short_immediate_length,
+	h8300_bitfield_length, h8300_binary_length,
+	h8300_insn_length_from_table, compute_mov_length, output_plussi,
+	compute_plussi_length, compute_plussi_cc, output_logical_op,
+	compute_logical_op_length, compute_logical_op_cc,
+	output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
+	output_a_shift, compute_a_shift_length, compute_a_shift_cc,
+	output_a_rotate, compute_a_rotate_length, fix_bit_operand,
+	h8300_regs_ok_for_stm): Likewise.
+	* config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
+	monitor_prologue): Likewise.
+
 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
 
 	* loop-invariant.c (invariants, create_new_invariant,

gcc/config/h8300/h8300.md

@@ -423,7 +423,7 @@
     case 5:
       return \"mov.w	%T1,%e0\;mov.w	%T1,%f0\";
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set (attr "length")
@@ -844,7 +844,7 @@
     case 5:
       return \"mov.w	%T1,%e0\;mov.w	%T1,%f0\";
     default:
-      abort ();
+      gcc_unreachable ();
     }
 }"
   [(set (attr "length")
@@ -2604,7 +2604,7 @@
     return \"mov.l\\ter0,@-er7\;stc\\tccr,r0l\;mov.b\\tr0l,@(4,er7)\;mov.l\\t@er7+,er0\;orc\\t#128,ccr\";
   else if (TARGET_H8300S)
     return \"stc\texr,@-er7\;mov.l\\ter0,@-er7\;stc\tccr,r0l\;mov.b\tr0l,@(6,er7)\;mov.l\\t@er7+,er0\;orc\t#128,ccr\";
-    abort ();
+  gcc_unreachable ();
 }"
   [(set_attr "length" "20")])