[PATCH] D149639: Revert part of D149033 b/c original code is correct

[Kan Shengchen via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG3910a9fcb2fb: Revert part of D149033 b/c original code is correct (authored by skan).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D149639/new/

https://reviews.llvm.org/D149639

Files:
  llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp


Index: llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
===================================================================
--- llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -5451,7 +5451,7 @@
   // it's beneficial on the target, otherwise we end up lowering to a call to
   // __powidf2 (for example).
   if (ConstantSDNode *RHSC = dyn_cast<ConstantSDNode>(RHS)) {
-    int64_t Val = RHSC->getSExtValue();
+    unsigned Val = RHSC->getSExtValue();
 
     // powi(x, 0) -> 1.0
     if (Val == 0)
@@ -5460,7 +5460,7 @@
     if (DAG.getTargetLoweringInfo().isBeneficialToExpandPowI(
             Val, DAG.shouldOptForSize())) {
       // Get the exponent as a positive value.
-      if (Val < 0)
+      if ((int)Val < 0)
         Val = -Val;
       // We use the simple binary decomposition method to generate the multiply
       // sequence.  There are more optimal ways to do this (for example,


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