From 9c2b4c29ab4c7c8e8c19fd888a9805e2731724e7 Mon Sep 17 00:00:00 2001
From: Tim Northover <tnorthover@apple.com>
Date: Fri, 16 May 2014 09:40:52 +0000
Subject: [PATCH] ARM64: disable printing of "lslv" type aliases

You can write "lslv w0, w1, w2" (probably for legacy reasons), but it should be
printed as simply "lsl".

This will be tested when the TableGen "should I print this Alias" heuristic is
fixed (very soon).

llvm-svn: 208956
---
 llvm/lib/Target/ARM64/ARM64InstrFormats.td | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Target/ARM64/ARM64InstrFormats.td b/llvm/lib/Target/ARM64/ARM64InstrFormats.td
index 875f0aebde30..8133a0084f77 100644
--- a/llvm/lib/Target/ARM64/ARM64InstrFormats.td
+++ b/llvm/lib/Target/ARM64/ARM64InstrFormats.td
@@ -1255,7 +1255,7 @@ multiclass Shift<bits<2> shift_type, string asm, SDNode OpNode> {
 
 class ShiftAlias<string asm, Instruction inst, RegisterClass regtype>
     : InstAlias<asm#" $dst, $src1, $src2",
-                (inst regtype:$dst, regtype:$src1, regtype:$src2)>;
+                (inst regtype:$dst, regtype:$src1, regtype:$src2), 0>;
 
 class BaseMulAccum<bit isSub, bits<3> opc, RegisterClass multype,
                        RegisterClass addtype, string asm,