1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s | FileCheck %s 3 4target triple = "aarch64-unknown-linux-gnu" 5 6declare void @def(ptr) 7 8define void @st1d_fixed(ptr %ptr) #0 { 9; CHECK-LABEL: st1d_fixed: 10; CHECK: // %bb.0: 11; CHECK-NEXT: sub sp, sp, #160 12; CHECK-NEXT: stp x20, x19, [sp, #144] // 16-byte Folded Spill 13; CHECK-NEXT: mov x19, x0 14; CHECK-NEXT: mov x0, sp 15; CHECK-NEXT: str x30, [sp, #128] // 8-byte Folded Spill 16; CHECK-NEXT: mov x20, sp 17; CHECK-NEXT: bl def 18; CHECK-NEXT: ptrue p0.d 19; CHECK-NEXT: ld2d { z0.d, z1.d }, p0/z, [x20] 20; CHECK-NEXT: ldr x30, [sp, #128] // 8-byte Folded Reload 21; CHECK-NEXT: st1d { z0.d }, p0, [x19] 22; CHECK-NEXT: ldp x20, x19, [sp, #144] // 16-byte Folded Reload 23; CHECK-NEXT: add sp, sp, #160 24; CHECK-NEXT: ret 25 %alloc = alloca [16 x double] 26 call void @def(ptr %alloc) 27 %load = load <8 x double>, ptr %alloc 28 %strided.vec = shufflevector <8 x double> %load, <8 x double> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6> 29 store <4 x double> %strided.vec, ptr %ptr 30 ret void 31} 32 33attributes #0 = { "target-features"="+sve" vscale_range(2,2) nounwind } 34