combine.c (make_extraction): Fix rtx_cost comparison to match the comment.

	* combine.c (make_extraction): Fix rtx_cost comparison to
	match the comment.

From-SVN: r36131

gcc/ChangeLog

+Wed Jan  1 00:23:59 MET 1997  Jan Hubicka  <jh@suse.cz>
+
+	* combine.c (make_extraction): Fix rtx_cost comparison to
+	match the comment.
+
+Wed Jan  1 00:17:32 MET 1997  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf, 
+	umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
+	Add '*' to insn pattern name.
+
 2000-09-04  Jakub Jelinek  <jakub@redhat.com>
 
 	* cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,

gcc/combine.c

@@ -6002,7 +6002,7 @@ make_extraction (mode, inner, pos, pos_rtx, len,
 
 	  /* Prefer ZERO_EXTENSION, since it gives more information to
 	     backends.  */
-	  if (rtx_cost (temp, SET) < rtx_cost (temp1, SET))
+	  if (rtx_cost (temp, SET) <= rtx_cost (temp1, SET))
 	    return temp;
 	  return temp1;
 	}
@@ -6218,7 +6218,7 @@ make_extraction (mode, inner, pos, pos_rtx, len,
 	{
 	  rtx temp1 = gen_rtx_SIGN_EXTEND (pos_mode, pos_rtx);
 
-	  /* Preffer ZERO_EXTENSION, since it gives more information to
+	  /* Prefer ZERO_EXTENSION, since it gives more information to
 	     backends.  */
 	  if (rtx_cost (temp1, SET) < rtx_cost (temp, SET))
 	    temp = temp1;