[clang] [llvm] [PowerPC] Add intrinsics for rldimi/rlwimi/rlwnm (PR #82968)

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``````````bash
git-clang-format --diff c67a4ae47c86f1f390db7ba0ea9c021abff130f8 d9c9b4eb91ca3cec0bc469364914706b89ab1eeb -- clang/lib/CodeGen/CGBuiltin.cpp clang/test/CodeGen/PowerPC/builtins-ppc-xlcompat-rotate.c llvm/lib/Target/PowerPC/PPCISelLowering.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
index 178904d1e3..7a9b1520ec 100644
--- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -10741,8 +10741,7 @@ SDValue PPCTargetLowering::LowerINTRINSIC_WO_CHAIN(SDValue Op,
   case Intrinsic::ppc_rldimi: {
     uint64_t SH = Op.getConstantOperandVal(3);
     unsigned MB = 0, ME = 0;
-    if (!isRunOfOnes64(Op.getConstantOperandVal(4), MB, ME) ||
-        ME != 63 - SH)
+    if (!isRunOfOnes64(Op.getConstantOperandVal(4), MB, ME) || ME != 63 - SH)
       report_fatal_error("invalid rldimi mask!");
     return SDValue(DAG.getMachineNode(
                        PPC::RLDIMI, dl, MVT::i64,

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https://github.com/llvm/llvm-project/pull/82968