From 12dc175ad3e4d16a9613701bbabdffce1adb13b1 Mon Sep 17 00:00:00 2001
From: Ralf Baechle <ralf@linux-mips.org>
Date: Fri, 24 Aug 2007 13:47:45 +0100
Subject: [PATCH] --- yaml --- r: 64521 b: refs/heads/master c:
 2704afebecc8e268e8c873b6dfab2077d679b593 h: refs/heads/master i:   64519:
 5714227918f0231f4cd3e7984719eafff2fafc24 v: v3

---
 [refs]                       |  2 +-
 trunk/arch/mips/lib/Makefile |  2 +-
 trunk/arch/mips/lib/cmpdi2.c | 27 +++++++++++++++++++++++++++
 3 files changed, 29 insertions(+), 2 deletions(-)
 create mode 100644 trunk/arch/mips/lib/cmpdi2.c

diff --git a/[refs] b/[refs]
index 4f2b4149a37e..57d5b0053408 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 606bf782846163b87868d8cdd46f44241c0c2a6b
+refs/heads/master: 2704afebecc8e268e8c873b6dfab2077d679b593
diff --git a/trunk/arch/mips/lib/Makefile b/trunk/arch/mips/lib/Makefile
index 91ed1eb33102..8810dfb915dd 100644
--- a/trunk/arch/mips/lib/Makefile
+++ b/trunk/arch/mips/lib/Makefile
@@ -28,4 +28,4 @@ obj-$(CONFIG_CPU_TX49XX)	+= dump_tlb.o
 obj-$(CONFIG_CPU_VR41XX)	+= dump_tlb.o
 
 # libgcc-style stuff needed in the kernel
-obj-y += ashldi3.o ashrdi3.o lshrdi3.o ucmpdi2.o
+obj-y += ashldi3.o ashrdi3.o cmpdi2.o lshrdi3.o ucmpdi2.o
diff --git a/trunk/arch/mips/lib/cmpdi2.c b/trunk/arch/mips/lib/cmpdi2.c
new file mode 100644
index 000000000000..8c1306437ed1
--- /dev/null
+++ b/trunk/arch/mips/lib/cmpdi2.c
@@ -0,0 +1,27 @@
+#include <linux/module.h>
+
+#include "libgcc.h"
+
+word_type __cmpdi2(long long a, long long b)
+{
+	const DWunion au = {
+		.ll = a
+	};
+	const DWunion bu = {
+		.ll = b
+	};
+
+	if (au.s.high < bu.s.high)
+		return 0;
+	else if (au.s.high > bu.s.high)
+		return 2;
+
+	if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
+		return 0;
+	else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
+		return 2;
+
+	return 1;
+}
+
+EXPORT_SYMBOL(__cmpdi2);