; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -passes=instsimplify -S | FileCheck %s define <16 x i8> @redundant_insert_extract_chain(<16 x i8> %x) { ; CHECK-LABEL: @redundant_insert_extract_chain( ; CHECK-NEXT: ret <16 x i8> [[X:%.*]] ; %inserted = call <vscale x 32 x i8> @llvm.vector.insert.nxv32i8.v16i8(<vscale x 32 x i8> undef, <16 x i8> %x, i64 0) %extracted = call <16 x i8> @llvm.vector.extract.v16i8.nxv32i8(<vscale x 32 x i8> %inserted, i64 0) ret <16 x i8> %extracted } define <8 x i8> @non_redundant_insert_extract_chain(<16 x i8> %x) { ; CHECK-LABEL: @non_redundant_insert_extract_chain( ; CHECK-NEXT: [[INSERTED:%.*]] = call <vscale x 32 x i8> @llvm.vector.insert.nxv32i8.v16i8(<vscale x 32 x i8> undef, <16 x i8> [[X:%.*]], i64 0) ; CHECK-NEXT: [[EXTRACTED:%.*]] = call <8 x i8> @llvm.vector.extract.v8i8.nxv32i8(<vscale x 32 x i8> [[INSERTED]], i64 0) ; CHECK-NEXT: ret <8 x i8> [[EXTRACTED]] ; %inserted = call <vscale x 32 x i8> @llvm.vector.insert.nxv32i8.v16i8(<vscale x 32 x i8> undef, <16 x i8> %x, i64 0) %extracted = call <8 x i8> @llvm.vector.extract.v8i8.nxv32i8(<vscale x 32 x i8> %inserted, i64 0) ret <8 x i8> %extracted } declare <16 x i8> @llvm.vector.extract.v16i8.nxv32i8(<vscale x 32 x i8>, i64) declare <8 x i8> @llvm.vector.extract.v8i8.nxv32i8(<vscale x 32 x i8>, i64) declare <vscale x 32 x i8> @llvm.vector.insert.nxv32i8.v16i8(<vscale x 32 x i8>, <16 x i8>, i64)