[llvm] [VPlan] Use VPWidenIntrinsicRecipe to support binary and unary operations with EVL-vectorization (PR #114205)

[via llvm-commits]

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@@ -1700,7 +1700,7 @@ define void @test_fneg(ptr nocapture %a, ptr nocapture readonly %b) {
 ; IF-EVL-NEXT:    [[TMP14:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP13]]
 ; IF-EVL-NEXT:    [[TMP15:%.*]] = getelementptr inbounds float, ptr [[TMP14]], i32 0
 ; IF-EVL-NEXT:    [[VP_OP_LOAD:%.*]] = call <vscale x 4 x float> @llvm.vp.load.nxv4f32.p0(ptr align 4 [[TMP15]], <vscale x 4 x i1> splat (i1 true), i32 [[TMP12]])
-; IF-EVL-NEXT:    [[VP_OP:%.*]] = call fast <vscale x 4 x float> @llvm.vp.fneg.nxv4f32(<vscale x 4 x float> [[VP_OP_LOAD]], <vscale x 4 x i1> splat (i1 true), i32 [[TMP12]])
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LiqinWeng wrote:

will enable  if the patch merge ： 119847

https://github.com/llvm/llvm-project/pull/114205