[Mlir-commits] [mlir] [MLIR][NVVM] Add Permute Op (PR #169793)

llvmlistbot at llvm.org llvmlistbot at llvm.org
Fri Nov 28 02:20:52 PST 2025


github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


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<details>
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You can test this locally with the following command:
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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp -- mlir/lib/Dialect/LLVMIR/IR/NVVMDialect.cpp --diff_from_common_commit
``````````

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<details>
<summary>
View the diff from clang-format here.
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``````````diff
diff --git a/mlir/lib/Dialect/LLVMIR/IR/NVVMDialect.cpp b/mlir/lib/Dialect/LLVMIR/IR/NVVMDialect.cpp
index 6e1bf71e6..7343d77d1 100644
--- a/mlir/lib/Dialect/LLVMIR/IR/NVVMDialect.cpp
+++ b/mlir/lib/Dialect/LLVMIR/IR/NVVMDialect.cpp
@@ -457,8 +457,8 @@ LogicalResult PermuteOp::verify() {
   case Mode::F4E:
   case Mode::B4E:
     if (!hasHi)
-      return emitError("mode '") << stringifyPermuteMode(getMode())
-                                 << "' requires 'hi' operand.";
+      return emitError("mode '")
+             << stringifyPermuteMode(getMode()) << "' requires 'hi' operand.";
     break;
   case Mode::RC8:
   case Mode::ECL:
@@ -3885,23 +3885,23 @@ PermuteOp::getIntrinsicIDAndArgs(Operation &op, LLVM::ModuleTranslation &mt,
                                  llvm::IRBuilderBase &builder) {
   auto thisOp = cast<NVVM::PermuteOp>(op);
   NVVM::PermuteMode mode = thisOp.getMode();
-  
+
   static constexpr llvm::Intrinsic::ID IDs[] = {
       llvm::Intrinsic::nvvm_prmt,     llvm::Intrinsic::nvvm_prmt_f4e,
       llvm::Intrinsic::nvvm_prmt_b4e, llvm::Intrinsic::nvvm_prmt_rc8,
       llvm::Intrinsic::nvvm_prmt_ecl, llvm::Intrinsic::nvvm_prmt_ecr,
       llvm::Intrinsic::nvvm_prmt_rc16};
-  
+
   unsigned modeIndex = static_cast<unsigned>(mode);
   llvm::SmallVector<llvm::Value *> args;
   args.push_back(mt.lookupValue(thisOp.getLo()));
-  
-  // First 3 modes (Default, f4e, b4e) use 3 operands. 
+
+  // First 3 modes (Default, f4e, b4e) use 3 operands.
   if (modeIndex < 3)
     args.push_back(mt.lookupValue(thisOp.getHi()));
-  
+
   args.push_back(mt.lookupValue(thisOp.getSelector()));
-  
+
   return {IDs[modeIndex], args};
 }
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/169793


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