1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -instsimplify -S | FileCheck %s 3 4define <vscale x 16 x i8> @redundant_extract_insert_chain(<vscale x 16 x i8> %x) { 5; CHECK-LABEL: @redundant_extract_insert_chain( 6; CHECK-NEXT: ret <vscale x 16 x i8> [[X:%.*]] 7; 8 %extracted = call <32 x i8> @llvm.experimental.vector.extract.v32i8.nxv16i8(<vscale x 16 x i8> %x, i64 0) 9 %inserted = call <vscale x 16 x i8> @llvm.experimental.vector.insert.nxv16i8.v32i8(<vscale x 16 x i8> undef, <32 x i8> %extracted, i64 0) 10 ret <vscale x 16 x i8> %inserted 11} 12 13define <vscale x 16 x i8> @non_redundant_extract_insert_chain_0(<vscale x 32 x i8> %x) { 14; CHECK-LABEL: @non_redundant_extract_insert_chain_0( 15; CHECK-NEXT: [[EXTRACTED:%.*]] = call <32 x i8> @llvm.experimental.vector.extract.v32i8.nxv32i8(<vscale x 32 x i8> [[X:%.*]], i64 0) 16; CHECK-NEXT: [[INSERTED:%.*]] = call <vscale x 16 x i8> @llvm.experimental.vector.insert.nxv16i8.v32i8(<vscale x 16 x i8> undef, <32 x i8> [[EXTRACTED]], i64 0) 17; CHECK-NEXT: ret <vscale x 16 x i8> [[INSERTED]] 18; 19 %extracted = call <32 x i8> @llvm.experimental.vector.extract.v32i8.nxv32i8(<vscale x 32 x i8> %x, i64 0) 20 %inserted = call <vscale x 16 x i8> @llvm.experimental.vector.insert.nxv16i8.v32i8(<vscale x 16 x i8> undef, <32 x i8> %extracted, i64 0) 21 ret <vscale x 16 x i8> %inserted 22} 23 24define <vscale x 16 x i8> @non_redundant_extract_insert_chain_1(<vscale x 16 x i8> %x, <vscale x 16 x i8> %y) { 25; CHECK-LABEL: @non_redundant_extract_insert_chain_1( 26; CHECK-NEXT: [[EXTRACTED:%.*]] = call <32 x i8> @llvm.experimental.vector.extract.v32i8.nxv16i8(<vscale x 16 x i8> [[X:%.*]], i64 0) 27; CHECK-NEXT: [[INSERTED:%.*]] = call <vscale x 16 x i8> @llvm.experimental.vector.insert.nxv16i8.v32i8(<vscale x 16 x i8> [[Y:%.*]], <32 x i8> [[EXTRACTED]], i64 0) 28; CHECK-NEXT: ret <vscale x 16 x i8> [[INSERTED]] 29; 30 %extracted = call <32 x i8> @llvm.experimental.vector.extract.v32i8.nxv16i8(<vscale x 16 x i8> %x, i64 0) 31 %inserted = call <vscale x 16 x i8> @llvm.experimental.vector.insert.nxv16i8.v32i8(<vscale x 16 x i8> %y, <32 x i8> %extracted, i64 0) 32 ret <vscale x 16 x i8> %inserted 33} 34 35declare <32 x i8> @llvm.experimental.vector.extract.v32i8.nxv16i8(<vscale x 16 x i8>, i64) 36declare <32 x i8> @llvm.experimental.vector.extract.v32i8.nxv32i8(<vscale x 32 x i8>, i64) 37declare <vscale x 16 x i8> @llvm.experimental.vector.insert.nxv16i8.v32i8(<vscale x 16 x i8>, <32 x i8>, i64) 38