[llvm-branch-commits] [clang] [clang] Implement function pointer signing and authenticated function calls (PR #93906)

[Daniil Kovalev via llvm-branch-commits]

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@@ -3041,3 +3046,20 @@ llvm::Value *CodeGenFunction::emitBoolVecConversion(llvm::Value *SrcVec,
 
   return Builder.CreateShuffleVector(SrcVec, ShuffleMask, Name);
 }
+
+void CodeGenFunction::EmitPointerAuthOperandBundle(
+    const CGPointerAuthInfo &PointerAuth,
+    SmallVectorImpl<llvm::OperandBundleDef> &Bundles) {
+  if (!PointerAuth.isSigned())
+    return;
+
+  auto Key = Builder.getInt32(PointerAuth.getKey());
+
+  llvm::Value *Discriminator = PointerAuth.getDiscriminator();
+  if (!Discriminator) {
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kovdan01 wrote:

nit: omit braces for simple if statements https://llvm.org/docs/CodingStandards.html#don-t-use-braces-on-simple-single-statement-bodies-of-if-else-loop-statements

https://github.com/llvm/llvm-project/pull/93906