[llvm-branch-commits] [llvm] [AMDGPU] Support Wave Reduction for i16 types - 3 (PR #194812)

[Matt Arsenault via llvm-branch-commits]

================
@@ -5953,7 +5963,7 @@ static MachineBasicBlock *lowerWaveReduce(MachineInstr 
&MI,
             .addReg(NewAccumulator->getOperand(0).getReg())
             .addImm(1)
             .setOperandDead(3); // Dead scc
-        if (Opc == AMDGPU::S_XOR_B32) {
+        if (Opc == AMDGPU::S_XOR_B32 || Opc == AMDGPU::V_XOR_B16_fake16_e64) {
----------------
arsenm wrote:

Dead V_XOR_B16_fake16_e64 check? 

https://github.com/llvm/llvm-project/pull/194812
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