From 117b667bd9d36ae751909ac93bf2e590de26b69c Mon Sep 17 00:00:00 2001
From: Aditya Nandakumar <aditya_nandakumar@apple.com>
Date: Thu, 4 May 2017 21:43:12 +0000
Subject: [GISel]: Add support to translate ConstantVectors

Reviewed by Quentin
https://reviews.llvm.org/D32814

llvm-svn: 302196
---
 llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'llvm/lib')

diff --git a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
index 75be7a55bd2..f12048103f7 100644
--- a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
@@ -1108,6 +1108,14 @@ bool IRTranslator::translate(const Constant &C, unsigned Reg) {
     default:
       return false;
     }
+  } else if (auto CV = dyn_cast<ConstantVector>(&C)) {
+    if (CV->getNumOperands() == 1)
+      return translate(*CV->getOperand(0), Reg);
+    SmallVector<unsigned, 4> Ops;
+    for (unsigned i = 0; i < CV->getNumOperands(); ++i) {
+      Ops.push_back(getOrCreateVReg(*CV->getOperand(i)));
+    }
+    EntryBuilder.buildMerge(Reg, Ops);
   } else
     return false;
 
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