[clang] [llvm] AMDGPU: Add MC layer support for load transpose instructions for gfx1250 (PR #146024)

[Mariusz Sikora via llvm-commits]

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@@ -1092,19 +1092,23 @@ let SubtargetPredicate = isGFX12Plus in {
   }
 
   let WaveSizePredicate = isWave32 in {
-    let Mnemonic = "global_load_tr_b128" in
-    defm GLOBAL_LOAD_TR_B128_w32  : FLAT_Global_Load_Pseudo <"global_load_tr_b128_w32", VReg_128>;
-    let Mnemonic = "global_load_tr_b64" in
-    defm GLOBAL_LOAD_TR_B64_w32   : FLAT_Global_Load_Pseudo <"global_load_tr_b64_w32", VReg_64>;
-  }
-  let WaveSizePredicate = isWave64 in {
-    let Mnemonic = "global_load_tr_b128" in
-    defm GLOBAL_LOAD_TR_B128_w64  : FLAT_Global_Load_Pseudo <"global_load_tr_b128_w64", VReg_64>;
-    let Mnemonic = "global_load_tr_b64" in
-    defm GLOBAL_LOAD_TR_B64_w64   : FLAT_Global_Load_Pseudo <"global_load_tr_b64_w64", VGPR_32>;
+    defm GLOBAL_LOAD_TR_B128_w32  : FLAT_Global_Load_Pseudo <"global_load_tr_b128", VReg_128>;
+    defm GLOBAL_LOAD_TR_B64_w32   : FLAT_Global_Load_Pseudo <"global_load_tr_b64", VReg_64>;
   }
 } // End SubtargetPredicate = isGFX12Plus
 
+let WaveSizePredicate = isWave64, SubtargetPredicate = isGFX12PlusNot12_50 in {
+  let Mnemonic = "global_load_tr_b128" in
+  defm GLOBAL_LOAD_TR_B128_w64  : FLAT_Global_Load_Pseudo <"global_load_tr_b128_w64", VReg_64>;
+  let Mnemonic = "global_load_tr_b64" in
+  defm GLOBAL_LOAD_TR_B64_w64   : FLAT_Global_Load_Pseudo <"global_load_tr_b64_w64", VGPR_32>;
+}
+
+let WaveSizePredicate = isWave32, SubtargetPredicate = isGFX1250Plus in {
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mariusz-sikora-at-amd wrote:

Why not use `HasTransposeLoadF4F6Insts` instead of `isGFX1250Plus` ?

https://github.com/llvm/llvm-project/pull/146024