[llvm-branch-commits] [clang] [clang] Define ptrauth_sign_constant builtin. (PR #93904)

[Daniil Kovalev via llvm-branch-commits]

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@@ -2061,6 +2071,58 @@ ConstantLValueEmitter::VisitCallExpr(const CallExpr *E) {
   }
 }
 
+ConstantLValue
+ConstantLValueEmitter::emitPointerAuthSignConstant(const CallExpr *E) {
+  auto unsignedPointer = emitPointerAuthPointer(E->getArg(0));
+  auto key = emitPointerAuthKey(E->getArg(1));
+  llvm::Constant *storageAddress;
+  llvm::Constant *otherDiscriminator;
+  std::tie(storageAddress, otherDiscriminator) =
+    emitPointerAuthDiscriminator(E->getArg(2));
+
+  auto signedPointer =
+    CGM.getConstantSignedPointer(unsignedPointer, key, storageAddress,
+                                 otherDiscriminator);
+  return signedPointer;
+}
+
+llvm::Constant *ConstantLValueEmitter::emitPointerAuthPointer(const Expr *E) {
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kovdan01 wrote:

Names to fix: `result`, `succeeded`

https://github.com/llvm/llvm-project/pull/93904