From: Craig Topper <craig.topper@gmail.com>
Date: Fri, 25 Nov 2016 02:29:21 +0000 (+0000)
Subject: [X86] Size a SmallVector to the worst case mask size for a 512-bit shuffle. NFCI
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=78c076a97b756863f323e3764584cdc313e4d55b;p=llvm

[X86] Size a SmallVector to the worst case mask size for a 512-bit shuffle. NFCI

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@287908 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86MCInstLower.cpp b/lib/Target/X86/X86MCInstLower.cpp
index 1273482d3f1..b6c32c025dc 100644
--- a/lib/Target/X86/X86MCInstLower.cpp
+++ b/lib/Target/X86/X86MCInstLower.cpp
@@ -1547,7 +1547,7 @@ void X86AsmPrinter::EmitInstruction(const MachineInstr *MI) {
 
     const MachineOperand &MaskOp = MI->getOperand(MaskIdx);
     if (auto *C = getConstantFromPool(*MI, MaskOp)) {
-      SmallVector<int, 16> Mask;
+      SmallVector<int, 64> Mask;
       DecodePSHUFBMask(C, Mask);
       if (!Mask.empty())
         OutStreamer->AddComment(getShuffleComment(MI, SrcIdx, SrcIdx, Mask));