From 447dcef79001ab5b842677bbada68624aa27e583 Mon Sep 17 00:00:00 2001
From: Eli Friedman <efriedma@quicinc.com>
Date: Fri, 17 Jan 2020 12:13:49 -0800
Subject: Revert "[SVE] Pass Scalable argument to VectorType::get in Bitcode
 Reader"

This reverts commit 5df53a22592729e631c4030f38c599b9f37095b7.

Caused test failures.
---
 llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 17 +++++------------
 1 file changed, 5 insertions(+), 12 deletions(-)

(limited to 'llvm/lib/Bitcode/Reader/BitcodeReader.cpp')

diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
index 1a5bd02..1eefb1b 100644
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -2630,13 +2630,12 @@ Error BitcodeReader::parseConstants() {
 
       Type *SelectorTy = Type::getInt1Ty(Context);
 
-      // The selector might be an i1, an <n x i1>, or a <vscale x n x i1>
+      // The selector might be an i1 or an <n x i1>
       // Get the type from the ValueList before getting a forward ref.
       if (VectorType *VTy = dyn_cast<VectorType>(CurTy))
         if (Value *V = ValueList[Record[0]])
           if (SelectorTy != V->getType())
-            SelectorTy = VectorType::get(SelectorTy,
-                                         VTy->getElementCount());
+            SelectorTy = VectorType::get(SelectorTy, VTy->getNumElements());
 
       V = ConstantExpr::getSelect(ValueList.getConstantFwdRef(Record[0],
                                                               SelectorTy),
@@ -2694,7 +2693,7 @@ Error BitcodeReader::parseConstants() {
       Constant *Op0 = ValueList.getConstantFwdRef(Record[0], OpTy);
       Constant *Op1 = ValueList.getConstantFwdRef(Record[1], OpTy);
       Type *ShufTy = VectorType::get(Type::getInt32Ty(Context),
-                                     OpTy->getElementCount());
+                                                 OpTy->getNumElements());
       Constant *Op2 = ValueList.getConstantFwdRef(Record[2], ShufTy);
       V = ConstantExpr::getShuffleVector(Op0, Op1, Op2);
       break;
@@ -2708,7 +2707,7 @@ Error BitcodeReader::parseConstants() {
       Constant *Op0 = ValueList.getConstantFwdRef(Record[1], OpTy);
       Constant *Op1 = ValueList.getConstantFwdRef(Record[2], OpTy);
       Type *ShufTy = VectorType::get(Type::getInt32Ty(Context),
-                                     RTy->getElementCount());
+                                                 RTy->getNumElements());
       Constant *Op2 = ValueList.getConstantFwdRef(Record[3], ShufTy);
       V = ConstantExpr::getShuffleVector(Op0, Op1, Op2);
       break;
@@ -4169,15 +4168,9 @@ Error BitcodeReader::parseFunctionBody(Function *F) {
         return error("Invalid record");
       if (!Vec1->getType()->isVectorTy() || !Vec2->getType()->isVectorTy())
         return error("Invalid type for value");
-
-      ElementCount EC1 = cast<VectorType>(Vec1->getType())->getElementCount();
-
-      if (EC1 != cast<VectorType>(Vec2->getType())->getElementCount())
-        return error("Mismatch between argument types");
-
       I = new ShuffleVectorInst(Vec1, Vec2, Mask);
       FullTy = VectorType::get(FullTy->getVectorElementType(),
-                               EC1);
+                               Mask->getType()->getVectorNumElements());
       InstructionList.push_back(I);
       break;
     }
-- 
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