From: Robin Getz <robin.getz@analog.com>
Date: Fri, 21 Dec 2007 09:49:53 +0000 (+0800)
Subject: [Blackfin] arch: Let the pre-processor do the math to save a few cycles - no function... 
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d5c4b5e3b2682a9aac07a43a8a79d3b692b22567;p=linux-beck.git

[Blackfin] arch: Let the pre-processor do the math to save a few cycles - no functional changes

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
---

diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S
index 1b25b57c8c05..58f7ad617992 100644
--- a/arch/blackfin/mach-common/entry.S
+++ b/arch/blackfin/mach-common/entry.S
@@ -633,9 +633,7 @@ ENTRY(_ret_from_exception)
 	[sp + PT_IPEND] = r0;
 
 1:
-	r1 = 0x37(Z);
-	r2 = ~r1;
-	r2.h = 0;
+	r2 = LO(~0x37) (Z);
 	r0 = r2 & r0;
 	cc = r0 == 0;
 	if !cc jump 4f;	/* if not return to user mode, get out */