[llvm] [AMDGPU][NFC] Eliminate unnecessary TableGen casts. (PR #71802)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-amdgpu

Author: Ivan Kosarev (kosarev)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/71802.diff


1 Files Affected:

- (modified) llvm/lib/Target/AMDGPU/VOP3PInstructions.td (+4-4) 


``````````diff
diff --git a/llvm/lib/Target/AMDGPU/VOP3PInstructions.td b/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
index 8e42a4a454a70cb..095b014173cb31b 100644
--- a/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
+++ b/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
@@ -353,23 +353,23 @@ foreach Type = ["I", "U"] in
                              (!cast<Extract>(Type#Index#"_4bit") node:$src1))>;
   }
 
-class UDot2Pat<Instruction Inst> : GCNPat <
+class UDot2Pat<VOP_Pseudo Inst> : GCNPat <
   (add (add_oneuse (AMDGPUmul_u24_oneuse (srl i32:$src0, (i32 16)),
                                          (srl i32:$src1, (i32 16))), i32:$src2),
        (AMDGPUmul_u24_oneuse (and i32:$src0, (i32 65535)),
                              (and i32:$src1, (i32 65535)))
    ),
   (Inst (i32 8), $src0, (i32 8), $src1, (i32 8), $src2, (i1 0))> {
-  let Predicates = !cast<VOP_Pseudo>(Inst).Predicates;
+  let Predicates = Inst.Predicates;
 }
 
-class SDot2Pat<Instruction Inst> : GCNPat <
+class SDot2Pat<VOP_Pseudo Inst> : GCNPat <
   (add (add_oneuse (AMDGPUmul_i24_oneuse (sra i32:$src0, (i32 16)),
                                          (sra i32:$src1, (i32 16))), i32:$src2),
        (AMDGPUmul_i24_oneuse (sext_inreg i32:$src0, i16),
                              (sext_inreg i32:$src1, i16))),
   (Inst (i32 8), $src0, (i32 8), $src1, (i32 8), $src2, (i1 0))> {
-  let Predicates = !cast<VOP_Pseudo>(Inst).Predicates;
+  let Predicates = Inst.Predicates;
 }
 
 let IsDOT = 1 in {

``````````

</details>


https://github.com/llvm/llvm-project/pull/71802