[llvm] [AArch64][GlobalISel] Prefer to use Vector Truncate (PR #105692)

[David Green via llvm-commits]

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@@ -1967,7 +1975,7 @@ def all_combines : GICombineGroup<[integer_reassoc_combines, trivial_combines,
     sub_add_reg, select_to_minmax, redundant_binop_in_equality,
     fsub_to_fneg, commute_constant_to_rhs, match_ands, match_ors,
     combine_concat_vector, double_icmp_zero_and_or_combine, match_addos,
-    sext_trunc, zext_trunc, prefer_sign_combines, combine_shuffle_concat]>;
+    sext_trunc, zext_trunc, prefer_sign_combines, combine_shuffle_concat, combine_use_vector_truncate]>;
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davemgreen wrote:

Newline

https://github.com/llvm/llvm-project/pull/105692