From: J"orn Rennecke <joern.rennecke@superh.com>
Date: Mon, 16 Jun 2003 10:53:22 +0000 (+0000)
Subject: * (REG_CLASS_FROM_CONSTRAINT): Only define if not already defined.
X-Git-Tag: releases/gcc-3.4.0~5794
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=3ff5ef1b59c240e0d3598f5e704657b0221c1931;p=thirdparty%2Fgcc.git

* (REG_CLASS_FROM_CONSTRAINT): Only define if not already defined.

From-SVN: r68003
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f9e2b7f5ef15..0b7d523c0a41 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2003-06-16  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* (REG_CLASS_FROM_CONSTRAINT): Only define if not already defined.
+
 2003-06-15  Nathan Sidwell  <nathan@codesourcery.com>
 
 	* function.h (struct emit_status): Remove x_last_linenum,
diff --git a/gcc/defaults.h b/gcc/defaults.h
index b34fab8f8b83..0f328fa95910 100644
--- a/gcc/defaults.h
+++ b/gcc/defaults.h
@@ -613,7 +613,9 @@ You Lose!  You must define PREFERRED_DEBUGGING_TYPE!
   CONST_DOUBLE_OK_FOR_LETTER_P (OP, C)
 #endif
 
+#ifndef REG_CLASS_FROM_CONSTRAINT
 #define REG_CLASS_FROM_CONSTRAINT(C,STR) REG_CLASS_FROM_LETTER (C)
+#endif
 
 #if defined (EXTRA_CONSTRAINT) && ! defined (EXTRA_CONSTRAINT_STR)
 #define EXTRA_CONSTRAINT_STR(OP, C,STR) EXTRA_CONSTRAINT (OP, C)