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diff gcc/config/sh/predicates.md @ 63:b7f97abdc517 gcc-4.6-20100522

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update gcc from gcc-4.5.0 to gcc-4.6
author ryoma <e075725@ie.u-ryukyu.ac.jp>
date Mon, 24 May 2010 12:47:05 +0900
parents 77e2b8dfacca
children 04ced10e8804
line wrap: on
line diff
--- a/gcc/config/sh/predicates.md	Fri Feb 12 23:41:23 2010 +0900
+++ b/gcc/config/sh/predicates.md	Mon May 24 12:47:05 2010 +0900
@@ -1,5 +1,6 @@
 ;; Predicate definitions for Renesas / SuperH SH.
-;; Copyright (C) 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+;; Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010
+;; Free Software Foundation, Inc.
 ;;
 ;; This file is part of GCC.
 ;;
@@ -421,6 +422,25 @@
   return general_operand (op, mode);
 })
 
+
+;; Returns 1 if OP is a POST_INC on stack pointer register.
+
+(define_predicate "sh_no_delay_pop_operand"
+  (match_code "mem")
+{
+  rtx inside;
+  inside = XEXP (op, 0);
+
+  if (GET_CODE (op) == MEM && GET_MODE (op) == SImode 
+      && GET_CODE (inside) == POST_INC 
+      && GET_CODE (XEXP (inside, 0)) == REG
+      && REGNO (XEXP (inside, 0)) == SP_REG)
+    return 1;
+
+  return 0;
+})
+
+
 ;; Returns 1 if OP is a MEM that can be source of a simple move operation.
 
 (define_predicate "unaligned_load_operand"