(eliminate_regs): Use new macros LOAD_EXTEND_OP and WORD_REGISTER_OPERATION...

(eliminate_regs): Use new macros LOAD_EXTEND_OP and
WORD_REGISTER_OPERATION instead of BYTE_LOADS_*_EXTEND and
LOAD_EXTEND.

From-SVN: r5476

gcc/reload1.c

@@ -2882,7 +2882,7 @@ eliminate_regs (x, mem_mode, insn)
 	  if (GET_CODE (new) == MEM
 	      && (GET_MODE_SIZE (GET_MODE (x))
 		  <= GET_MODE_SIZE (GET_MODE (new)))
-#if defined(BYTE_LOADS_ZERO_EXTEND) || defined(BYTE_LOADS_SIGN_EXTEND)
+#ifdef LOAD_EXTEND_OP
 	      /* On these machines we will be reloading what is
 		 inside the SUBREG if it originally was a pseudo and
 		 the inner and outer modes are both a word or