s390.c: (s390_branch_condition_mask...

2005-05-09  Adrian Straetling  <straetling@de.ibm.com>

	* config/s390/s390.c: (s390_branch_condition_mask,
	s390_branch_condition_mnemonic, s390_extra_constraint_str,
	s390_const_ok_for_constraint_p, s390_expand_plus_operand,
	legitimize_pic_address, s390_emit_tls_call_insn,
	legitimize_tls_address, legitimize_tls_address,
	s390_expand_addcc, print_shift_count_operand, print_operand,
	addr_generation_dependency_p, annotate_constant_pool_refs,
	s390_split_branches, find_constant_pool_ref,
	replace_constant_pool_ref, s390_add_constant, s390_find_constant,
	s390_find_execute, s390_mainpool_start, s390_chunkify_start,
	s390_output_pool_entry, s390_function_value,
	s390_call_saved_register_used, s390_emit_call): Replace
	conditional aborts by gcc_assert and unconditional by gcc_unreachable.
	(s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
	s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
	get_some_local_dynamic_name, s390_function_arg_size,
	s390_function_arg_advance, s390_function_arg,
	s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
	default case by gcc_unreachable.
	* config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
	conditional abort by gcc_assert.
	("doloop_si31"): Replace abort in last else by gcc_unreachable.
	("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.

From-SVN: r99466

gcc/ChangeLog

 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
 
+	* config/s390/s390.c: (s390_branch_condition_mask,
+	s390_branch_condition_mnemonic, s390_extra_constraint_str,
+	s390_const_ok_for_constraint_p, s390_expand_plus_operand,
+	legitimize_pic_address, s390_emit_tls_call_insn,
+	legitimize_tls_address, legitimize_tls_address,
+	s390_expand_addcc, print_shift_count_operand, print_operand,
+	addr_generation_dependency_p, annotate_constant_pool_refs,
+	s390_split_branches, find_constant_pool_ref,
+	replace_constant_pool_ref, s390_add_constant, s390_find_constant,
+	s390_find_execute, s390_mainpool_start, s390_chunkify_start,
+	s390_output_pool_entry, s390_function_value,
+	s390_call_saved_register_used, s390_emit_call): Replace
+	conditional aborts by gcc_assert and unconditional by gcc_unreachable.
+	(s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
+	s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
+	get_some_local_dynamic_name, s390_function_arg_size,
+	s390_function_arg_advance, s390_function_arg,
+	s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
+	default case by gcc_unreachable.
+	* config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
+	conditional abort by gcc_assert.
+	("doloop_si31"): Replace abort in last else by gcc_unreachable.
+	("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
+
+2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
+
 	* config/s390/s390.c: (s390_decompose_address,
 	tls_symbolic_operand, legitimate_pic_operand_p,
 	legitimate_constant_p, legitimate_reload_constant_p,

gcc/config/s390/s390.md

@@ -6038,10 +6038,8 @@
           (pc)))]
   "!TARGET_CPU_ZARCH"
 {
-  if (get_attr_length (insn) == 4)
-    return "j%C1\t%l0";
-  else
-    abort ();
+  gcc_assert (get_attr_length (insn) == 4);
+  return "j%C1\t%l0";
 }
   [(set_attr "op_type" "RI")
    (set_attr "type"    "branch")
@@ -6103,10 +6101,8 @@
           (label_ref (match_operand 0 "" ""))))]
   "!TARGET_CPU_ZARCH"
 {
-  if (get_attr_length (insn) == 4)
-    return "j%D1\t%l0";
-  else
-    abort ();
+  gcc_assert (get_attr_length (insn) == 4);
+  return "j%D1\t%l0";
 }
   [(set_attr "op_type" "RI")
    (set_attr "type"    "branch")
@@ -6247,7 +6243,7 @@
   else if (get_attr_length (insn) == 4)
     return "brct\t%1,%l0";
   else
-    abort ();
+    gcc_unreachable ();
 }
   "&& reload_completed
    && (! REG_P (operands[2])
@@ -6364,10 +6360,8 @@
   [(set (pc) (label_ref (match_operand 0 "" "")))]
   "!TARGET_CPU_ZARCH"
 {
-  if (get_attr_length (insn) == 4)
-    return "j\t%l0";
-  else
-    abort ();
+  gcc_assert (get_attr_length (insn) == 4);
+  return "j\t%l0";
 }
   [(set_attr "op_type" "RI")
    (set_attr "type"  "branch")
@@ -6992,7 +6986,9 @@
   [(set (match_operand 0 "register_operand" "=a")
         (unspec_volatile [(const_int 0)] UNSPECV_MAIN_POOL))]
   "GET_MODE (operands[0]) == Pmode"
-  "* abort ();"
+{
+  gcc_unreachable ();
+}
   [(set (attr "type") 
         (if_then_else (ne (symbol_ref "TARGET_CPU_ZARCH") (const_int 0))
                       (const_string "larl") (const_string "la")))])
@@ -7016,7 +7012,9 @@
 (define_insn "pool"
   [(unspec_volatile [(match_operand 0 "const_int_operand" "n")] UNSPECV_POOL)]
   ""
-  "* abort ();"
+{
+  gcc_unreachable ();
+}
   [(set (attr "length") (symbol_ref "INTVAL (operands[0])"))])
 
 ;;