[llvm] [VPlan] Simplify (X && Y) || (X && !Y) -> X. (PR #89386)
Florian Hahn via llvm-commits
llvm-commits at lists.llvm.org
Sun May 19 05:50:12 PDT 2024
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@@ -223,10 +223,9 @@ define void @test_if_then(ptr noalias %a, ptr readnone %b) #4 {
; TFCOMMON-NEXT: [[TMP10:%.*]] = call <vscale x 2 x i64> @foo_vector(<vscale x 2 x i64> [[WIDE_MASKED_LOAD]], <vscale x 2 x i1> [[TMP9]])
; TFCOMMON-NEXT: [[TMP11:%.*]] = xor <vscale x 2 x i1> [[TMP8]], shufflevector (<vscale x 2 x i1> insertelement (<vscale x 2 x i1> poison, i1 true, i64 0), <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer)
; TFCOMMON-NEXT: [[TMP12:%.*]] = select <vscale x 2 x i1> [[ACTIVE_LANE_MASK]], <vscale x 2 x i1> [[TMP11]], <vscale x 2 x i1> zeroinitializer
-; TFCOMMON-NEXT: [[TMP13:%.*]] = or <vscale x 2 x i1> [[TMP9]], [[TMP12]]
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fhahn wrote:
Yep
https://github.com/llvm/llvm-project/pull/89386
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