[llvm] [AArch64][ISel] Extend insertelement tests (PR #173003)

[Gaëtan Bossu via llvm-commits]

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@@ -326,120 +673,120 @@ define <vscale x 2 x double> @test_insert_into_undef_nxv2f64(double %a) {
 }
 
 ; Insert scalar at index
-define <vscale x 2 x half> @test_insert_with_index_nxv2f16(half %h, i64 %idx) {
+define <vscale x 2 x half> @test_insert_with_index_nxv2f16(<vscale x 2 x half> %a, half %h, i64 %idx) {
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gbossu wrote:

These tests below were meant to be generic, so I replaced `poison` values with real ones.

https://github.com/llvm/llvm-project/pull/173003