Revert "[NewGVN] Replace predicate info leftovers."

It's breaking the bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@303142 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Scalar/NewGVN.cpp b/lib/Transforms/Scalar/NewGVN.cpp
index 5d76c6ed8a29c32d0a56be0e62d0aa301a797c40..e1fdcac0af74d273b2b8c31aa15c31de06f51469 100644 (file)
--- a/lib/Transforms/Scalar/NewGVN.cpp
+++ b/lib/Transforms/Scalar/NewGVN.cpp
@@ -3291,10 +3291,6 @@ bool NewGVN::eliminateInstructions(Function &F) {
 
           Value *DominatingLeader = EliminationStack.back();
 
-          auto *II = dyn_cast<IntrinsicInst>(DominatingLeader);
-          if (II && II->getIntrinsicID() == Intrinsic::ssa_copy)
-            DominatingLeader = II->getOperand(0);
-
           // Don't replace our existing users with ourselves.
           if (U->get() == DominatingLeader)
             continue;

diff --git a/test/Transforms/NewGVN/pr32945.ll b/test/Transforms/NewGVN/pr32945.ll
deleted file mode 100644 (file)
index 553ba4b..0000000
--- a/test/Transforms/NewGVN/pr32945.ll
+++ /dev/null
@@ -1,24 +0,0 @@
-; RUN: opt -S -newgvn %s | FileCheck %s
-; CHECK-NOT: call i32 @llvm.ssa.copy
-
-@d = external global i32
-@e = external global i32
-define void @tinkywinky() {
-  br i1 true, label %lor.lhs.false, label %cond.true
-lor.lhs.false:
-  %tmp = load i32, i32* @d, align 4
-  %patatino = load i32, i32* null, align 4
-  %or = or i32 %tmp, %patatino
-  store i32 %or, i32* @d, align 4
-  br label %cond.true
-cond.true:
-  %tmp1 = load i32, i32* @e, align 4
-  %tmp2 = load i32, i32* @d, align 4
-  %cmp = icmp eq i32 %tmp1, %tmp2
-  br i1 %cmp, label %cond.true6, label %cond.false
-cond.true6:
-  %cmp7 = icmp slt i32 %tmp1, 0
-  br i1 %cmp7, label %cond.false, label %cond.false
-cond.false:
-  ret void
-}