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1; RUN: llc -mtriple=aarch64 -mattr=+v8.9a --global-isel=0 < %s | FileCheck %s2; RUN: llc -mtriple=aarch64 -mattr=+v8.9a --global-isel=1 --global-isel-abort=1 < %s | FileCheck %s3 4@a = internal global ptr null, align 85@b = external global ptr, align 86 7define void @test(ptr %i, i32 %j) nounwind ssp {8entry:9 ; CHECK-LABEL: @test10 %j.addr = alloca i32, align 411 store i32 %j, ptr %j.addr, align 4, !tbaa !012 %tmp = bitcast ptr %j.addr to ptr13 14 %i.next = getelementptr i8, ptr %i, i64 215 16 ; Verify prefetching works for all the different kinds of pointers we might17 ; want to prefetch.18 19 ; CHECK: prfm pldl1keep,20 call void @llvm.aarch64.prefetch(ptr null, i32 0, i32 0, i32 0, i32 1)21 22 ; CHECK: prfum pldl1keep,23 call void @llvm.aarch64.prefetch(ptr %tmp, i32 0, i32 0, i32 0, i32 1)24 25 ; CHECK: prfm pldl1keep,26 call void @llvm.aarch64.prefetch(ptr %i, i32 0, i32 0, i32 0, i32 1)27 28 ; CHECK: prfum pldl1keep,29 call void @llvm.aarch64.prefetch(ptr %i.next, i32 0, i32 0, i32 0, i32 1)30 31 ; CHECK: prfm pldl1keep,32 call void @llvm.aarch64.prefetch(ptr @a, i32 0, i32 0, i32 0, i32 1)33 34 ; CHECK: prfm pldl1keep,35 call void @llvm.aarch64.prefetch(ptr @b, i32 0, i32 0, i32 0, i32 1)36 37 ; Verify that we can generate every single valid prefetch value.38 39 ; CHECK: prfm pstl1keep,40 call void @llvm.aarch64.prefetch(ptr null, i32 1, i32 0, i32 0, i32 1)41 42 ; CHECK: prfm pldl2keep,43 call void @llvm.aarch64.prefetch(ptr null, i32 0, i32 1, i32 0, i32 1)44 45 ; CHECK: prfm pldl3keep,46 call void @llvm.aarch64.prefetch(ptr null, i32 0, i32 2, i32 0, i32 1)47 48 ; CHECK: prfm pldslckeep,49 call void @llvm.aarch64.prefetch(ptr null, i32 0, i32 3, i32 0, i32 1)50 51 ; CHECK: prfm pldl1strm,52 call void @llvm.aarch64.prefetch(ptr null, i32 0, i32 0, i32 1, i32 1)53 54 ; CHECK: prfm plil1keep,55 call void @llvm.aarch64.prefetch(ptr null, i32 0, i32 0, i32 0, i32 0)56 57 ret void58}59 60declare void @llvm.aarch64.prefetch(ptr readonly, i32 immarg, i32 immarg, i32 immarg, i32 immarg) #061 62attributes #0 = { inaccessiblemem_or_argmemonly nounwind willreturn }63 64!0 = !{!"int", !1}65!1 = !{!"omnipotent char", !2}66!2 = !{!"Simple C/C++ TBAA"}67!3 = !{!"any pointer", !1}68