(optimize_bit_field): Put any insns made by change_address in front of INSN.

(expand_function_end): Don't pass DECL_INITIAL to setjmp_protect if it is
error_mark_node.

From-SVN: r8146

diff --git a/gcc/function.c b/gcc/function.c
index 9737daec444ca641746bbf9e3a32ea0172b32197..ec83bab850846283b5e661e32435a8a597c6808f 100644 (file)
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -2192,6 +2192,8 @@ optimize_bit_field (body, insn, equiv_mem)
             and then for which byte of the word is wanted.  */
 
          register int offset = INTVAL (XEXP (bitfield, 2));
+         rtx insns;
+
          /* Adjust OFFSET to count bits from low-address byte.  */
 #if BITS_BIG_ENDIAN != BYTES_BIG_ENDIAN
          offset = (GET_MODE_BITSIZE (GET_MODE (XEXP (bitfield, 0)))
@@ -2210,8 +2212,12 @@ optimize_bit_field (body, insn, equiv_mem)
 #endif
            }
 
-         memref = change_address (memref, mode, 
+         start_sequence ();
+         memref = change_address (memref, mode,
                                   plus_constant (XEXP (memref, 0), offset));
+         insns = get_insns ();
+         end_sequence ();
+         emit_insns_before (insns, insn);
 
          /* Store this memory reference where
             we found the bit field reference.  */
@@ -5064,7 +5070,9 @@ expand_function_end (filename, line, end_bindings)
      on a machine that fails to restore the registers.  */
   if (NON_SAVING_SETJMP && current_function_calls_setjmp)
     {
-      setjmp_protect (DECL_INITIAL (current_function_decl));
+      if (DECL_INITIAL (current_function_decl) != error_mark_node)
+       setjmp_protect (DECL_INITIAL (current_function_decl));
+
       setjmp_protect_args ();
     }
 #endif