[llvm] [RISCV] Handle more (add x, C) -> (sub x, -C) cases (PR #138705)

[via llvm-commits]

github-actions[bot] wrote:

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


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

<details>
<summary>
You can test this locally with the following command:
</summary>

``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions cpp -- llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp
``````````

</details>

<details>
<summary>
View the diff from clang-format here.
</summary>

``````````diff
diff --git a/llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp b/llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp
index a0d96a1f2..e250a7d43 100644
--- a/llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp
+++ b/llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp
@@ -3213,7 +3213,8 @@ bool RISCVDAGToDAGISel::selectNegImm(SDValue N, SDValue &Val) {
   if (isInt<32>(Imm))
     return false;
 
-  if (any_of(N->users(), [](const SDNode *U) { return U->getOpcode() != ISD::ADD; }))
+  if (any_of(N->users(),
+             [](const SDNode *U) { return U->getOpcode() != ISD::ADD; }))
     return false;
 
   int OrigImmCost = RISCVMatInt::getIntMatCost(APInt(64, Imm), 64, *Subtarget,

``````````

</details>


https://github.com/llvm/llvm-project/pull/138705