From 5af763cb2ad96f557f88acdb11a710e7c7256800 Mon Sep 17 00:00:00 2001
From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Fri, 11 Oct 2013 19:05:08 +0000
Subject: [PATCH] Mips: Disassemble sign-extended 64 bit immediates properly.

This doesn't change the meaning of the output, but makes look right. PR17539.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192483 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Mips/MipsInstrInfo.td     | 4 +++-
 test/MC/Disassembler/Mips/mips64.txt | 3 +++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/Target/Mips/MipsInstrInfo.td b/lib/Target/Mips/MipsInstrInfo.td
index cdc1bae777b..c7487000c41 100644
--- a/lib/Target/Mips/MipsInstrInfo.td
+++ b/lib/Target/Mips/MipsInstrInfo.td
@@ -262,7 +262,9 @@ def uimm20      : Operand<i32> {
 def uimm10      : Operand<i32> {
 }
 
-def simm16_64   : Operand<i64>;
+def simm16_64   : Operand<i64> {
+  let DecoderMethod = "DecodeSimm16";
+}
 
 // Unsigned Operand
 def uimm5       : Operand<i32> {
diff --git a/test/MC/Disassembler/Mips/mips64.txt b/test/MC/Disassembler/Mips/mips64.txt
index 2ccef834e87..f3d2d100cae 100644
--- a/test/MC/Disassembler/Mips/mips64.txt
+++ b/test/MC/Disassembler/Mips/mips64.txt
@@ -2,6 +2,9 @@
 # CHECK: daddiu $11, $26, 31949
 0x67 0x4b 0x7c 0xcd
 
+# CHECK: daddiu $sp, $sp, -32
+0x67 0xbd 0xff 0xe0
+
 # CHECK: daddu $26, $1, $11
 0x00 0x2b 0xd0 0x2d