[PATCH] D64031: isBytewiseValue checks ConstantVector element by element

[Vitaly Buka via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL365971: isBytewiseValue checks ConstantVector element by element (authored by vitalybuka, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D64031?vs=207396&id=209623#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D64031/new/

https://reviews.llvm.org/D64031

Files:
  llvm/trunk/lib/Analysis/ValueTracking.cpp
  llvm/trunk/unittests/Analysis/ValueTrackingTest.cpp


Index: llvm/trunk/unittests/Analysis/ValueTrackingTest.cpp
===================================================================
--- llvm/trunk/unittests/Analysis/ValueTrackingTest.cpp
+++ llvm/trunk/unittests/Analysis/ValueTrackingTest.cpp
@@ -878,7 +878,7 @@
         "<4 x i8> <i8 1, i8 1, i8 2, i8 1>",
     },
     {
-        "",
+        "i8 5",
         "<2 x i8> < i8 5, i8 undef >",
     },
     {
Index: llvm/trunk/lib/Analysis/ValueTracking.cpp
===================================================================
--- llvm/trunk/lib/Analysis/ValueTracking.cpp
+++ llvm/trunk/lib/Analysis/ValueTracking.cpp
@@ -3253,12 +3253,7 @@
     return Val;
   }
 
-  if (isa<ConstantVector>(C)) {
-    Constant *Splat = cast<ConstantVector>(C)->getSplatValue();
-    return Splat ? isBytewiseValue(Splat, DL) : nullptr;
-  }
-
-  if (isa<ConstantArray>(C) || isa<ConstantStruct>(C)) {
+  if (isa<ConstantAggregate>(C)) {
     Value *Val = UndefInt8;
     for (unsigned I = 0, E = C->getNumOperands(); I != E; ++I)
       if (!(Val = Merge(Val, isBytewiseValue(C->getOperand(I), DL))))


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