[clang] [RISCV][Clang] Reuse RVVOutBuiltinSet multiclass for builtin vfrsqrt7. NFC (PR #115269)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Jim Lin (tclin914)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/115269.diff


2 Files Affected:

- (modified) clang/include/clang/Basic/riscv_vector.td (+1-1) 
- (modified) clang/include/clang/Basic/riscv_vector_common.td (-8) 


``````````diff
diff --git a/clang/include/clang/Basic/riscv_vector.td b/clang/include/clang/Basic/riscv_vector.td
index 1387494c4aeb00..74b9a7fc753a62 100644
--- a/clang/include/clang/Basic/riscv_vector.td
+++ b/clang/include/clang/Basic/riscv_vector.td
@@ -1859,7 +1859,7 @@ let ManualCodegen = [{
 }
 
 // 13.9. Vector Floating-Point Reciprocal Square-Root Estimate Instruction
-def vfrsqrt7 : RVVFloatingUnaryVVBuiltin;
+defm vfrsqrt7 : RVVOutBuiltinSet<"vfrsqrt7", "xfd", [["v", "v", "vv"]]>;
 
 // 13.11. Vector Floating-Point MIN/MAX Instructions
 defm vfmin : RVVFloatingBinBuiltinSet;
diff --git a/clang/include/clang/Basic/riscv_vector_common.td b/clang/include/clang/Basic/riscv_vector_common.td
index 33f6441217a5e1..b38ca7341361c4 100644
--- a/clang/include/clang/Basic/riscv_vector_common.td
+++ b/clang/include/clang/Basic/riscv_vector_common.td
@@ -576,14 +576,6 @@ let UnMaskedPolicyScheme = HasPassthruOperand,
   }
 }
 
-class RVVFloatingUnaryBuiltin<string builtin_suffix, string ir_suffix,
-                              string prototype>
-    : RVVOutBuiltin<ir_suffix, prototype, "xfd"> {
-  let Name = NAME # "_" # builtin_suffix;
-}
-
-class RVVFloatingUnaryVVBuiltin : RVVFloatingUnaryBuiltin<"v", "v", "vv">;
-
 class RVVConvBuiltin<string suffix, string prototype, string type_range,
                      string overloaded_name>
     : RVVBuiltin<suffix, prototype, type_range> {

``````````

</details>


https://github.com/llvm/llvm-project/pull/115269