[llvm] e1a9da3 - [IR] Remove CreateExtractInteger

[Kazu Hirata via llvm-commits]

Author: Kazu Hirata
Date: 2023-08-05T12:46:00-07:00
New Revision: e1a9da3b49d481e5636028da96a633ac388100f3

URL: https://github.com/llvm/llvm-project/commit/e1a9da3b49d481e5636028da96a633ac388100f3
DIFF: https://github.com/llvm/llvm-project/commit/e1a9da3b49d481e5636028da96a633ac388100f3.diff

LOG: [IR] Remove CreateExtractInteger

The last use was removed by:

  commit 5a7c2f17009460251cc27d9bda183d3272a419ba
  Author: Eric Christopher <echristo at gmail.com>
  Date:   Thu Jun 22 22:58:12 2017 +0000

Added: 
    

Modified: 
    llvm/include/llvm/IR/IRBuilder.h
    llvm/lib/IR/IRBuilder.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/IR/IRBuilder.h b/llvm/include/llvm/IR/IRBuilder.h
index 3592de2b385729..f46ccdb77367d1 100644
--- a/llvm/include/llvm/IR/IRBuilder.h
+++ b/llvm/include/llvm/IR/IRBuilder.h
@@ -2525,11 +2525,6 @@ class IRBuilderBase {
   /// EC elements.
   Value *CreateVectorSplat(ElementCount EC, Value *V, const Twine &Name = "");
 
-  /// Return a value that has been extracted from a larger integer type.
-  Value *CreateExtractInteger(const DataLayout &DL, Value *From,
-                              IntegerType *ExtractedTy, uint64_t Offset,
-                              const Twine &Name);
-
   Value *CreatePreserveArrayAccessIndex(Type *ElTy, Value *Base,
                                         unsigned Dimension, unsigned LastIndex,
                                         MDNode *DbgInfo);

diff  --git a/llvm/lib/IR/IRBuilder.cpp b/llvm/lib/IR/IRBuilder.cpp
index 094819dc39b586..f7c0890649c8f6 100644
--- a/llvm/lib/IR/IRBuilder.cpp
+++ b/llvm/lib/IR/IRBuilder.cpp
@@ -1225,29 +1225,6 @@ Value *IRBuilderBase::CreateVectorSplat(ElementCount EC, Value *V,
   return CreateShuffleVector(V, Zeros, Name + ".splat");
 }
 
-Value *IRBuilderBase::CreateExtractInteger(
-    const DataLayout &DL, Value *From, IntegerType *ExtractedTy,
-    uint64_t Offset, const Twine &Name) {
-  auto *IntTy = cast<IntegerType>(From->getType());
-  assert(DL.getTypeStoreSize(ExtractedTy) + Offset <=
-             DL.getTypeStoreSize(IntTy) &&
-         "Element extends past full value");
-  uint64_t ShAmt = 8 * Offset;
-  Value *V = From;
-  if (DL.isBigEndian())
-    ShAmt = 8 * (DL.getTypeStoreSize(IntTy) -
-                 DL.getTypeStoreSize(ExtractedTy) - Offset);
-  if (ShAmt) {
-    V = CreateLShr(V, ShAmt, Name + ".shift");
-  }
-  assert(ExtractedTy->getBitWidth() <= IntTy->getBitWidth() &&
-         "Cannot extract to a larger integer!");
-  if (ExtractedTy != IntTy) {
-    V = CreateTrunc(V, ExtractedTy, Name + ".trunc");
-  }
-  return V;
-}
-
 Value *IRBuilderBase::CreatePreserveArrayAccessIndex(
     Type *ElTy, Value *Base, unsigned Dimension, unsigned LastIndex,
     MDNode *DbgInfo) {