[llvm] [VPlan] Introduce m_Cmp; match more compares (PR #154771)

[Ramkumar Ramachandra via llvm-commits]

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@@ -138,14 +138,10 @@ define i32 @select_const_i32_from_icmp(ptr %v, i64 %n) {
 ; CHECK-VF1IC4-NEXT:    [[TMP13:%.*]] = icmp eq i32 [[TMP9]], 3
 ; CHECK-VF1IC4-NEXT:    [[TMP14:%.*]] = icmp eq i32 [[TMP10]], 3
 ; CHECK-VF1IC4-NEXT:    [[TMP15:%.*]] = icmp eq i32 [[TMP11]], 3
-; CHECK-VF1IC4-NEXT:    [[TMP16:%.*]] = xor i1 [[TMP12]], true
-; CHECK-VF1IC4-NEXT:    [[TMP17:%.*]] = xor i1 [[TMP13]], true
-; CHECK-VF1IC4-NEXT:    [[TMP18:%.*]] = xor i1 [[TMP14]], true
-; CHECK-VF1IC4-NEXT:    [[TMP19:%.*]] = xor i1 [[TMP15]], true
-; CHECK-VF1IC4-NEXT:    [[TMP20]] = or i1 [[VEC_PHI]], [[TMP16]]
-; CHECK-VF1IC4-NEXT:    [[TMP21]] = or i1 [[VEC_PHI1]], [[TMP17]]
-; CHECK-VF1IC4-NEXT:    [[TMP22]] = or i1 [[VEC_PHI2]], [[TMP18]]
-; CHECK-VF1IC4-NEXT:    [[TMP23]] = or i1 [[VEC_PHI3]], [[TMP19]]
+; CHECK-VF1IC4-NEXT:    [[TMP20]] = or i1 [[VEC_PHI]], [[TMP12]]
+; CHECK-VF1IC4-NEXT:    [[TMP21]] = or i1 [[VEC_PHI1]], [[TMP13]]
+; CHECK-VF1IC4-NEXT:    [[TMP22]] = or i1 [[VEC_PHI2]], [[TMP14]]
+; CHECK-VF1IC4-NEXT:    [[TMP23]] = or i1 [[VEC_PHI3]], [[TMP15]]
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artagnon wrote:

Oh my, this is a serious bug! Thanks for noticing: fixed now.

https://github.com/llvm/llvm-project/pull/154771