From 929dcf95b951cfe82f340dcaaf0000b1edff757f Mon Sep 17 00:00:00 2001
From: ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 13 Jul 2005 23:55:30 +0000
Subject: [PATCH] 	* config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO):
 Define.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@101997 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/ChangeLog          | 4 ++++
 gcc/config/mips/mips.h | 5 +++++
 2 files changed, 9 insertions(+)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 271be8df7e23..0bf41ce000b2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2005-07-13  Ian Lance Taylor  <ian@airs.com>
+
+	* config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
+
 2005-07-14  Jan Hubicka  <jh@suse.cz>
 
 	* tree-dfa.c (dump_variable): Use default_def function.
diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index 5e594c7e7c11..8bb3d50b953d 100644
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -1130,6 +1130,11 @@ extern const struct mips_rtx_cost_data *mips_cost;
 
 /* Define if loading short immediate values into registers sign extends.  */
 #define SHORT_IMMEDIATES_SIGN_EXTEND
+
+/* The [d]clz instructions have the natural values at 0.  */
+
+#define CLZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) \
+  ((VALUE) = GET_MODE_BITSIZE (MODE), true)
 
 /* Standard register usage.  */
 
-- 
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