From: Steinar H. Gunderson <sesse@debian.org>
Date: Mon, 1 Jun 2009 09:39:16 +0000 (+0200)
Subject: Some asm() correction.
X-Git-Url: https://git.sesse.net/?p=fjl;a=commitdiff_plain;h=19a58db08afd149a862506936093423db756a2dc;ds=sidebyside

Some asm() correction.
---

diff --git a/dehuff.h b/dehuff.h
index 7621f60..2669034 100644
--- a/dehuff.h
+++ b/dehuff.h
@@ -86,10 +86,9 @@ static inline unsigned extend(int val, unsigned bits)
 #if defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
 	// GCC should ideally be able to figure out that the conditional move is better, but
 	// it doesn't for various reasons, and this is pretty important for speed, so we hardcode.
-	asm("cmp %2, %0 ; cmovl %3, %0"
-		: "=r" (val)
-		: "0" (val),
-		  "g" (bit_thresholds[bits]),
+	asm("cmp %1, %0 ; cmovl %2, %0"
+		: "+r" (val)
+		: "g" (bit_thresholds[bits]),
  		  "r" (val + (-1 << bits) + 1)
 		: "cc");
 	return val;