1; RUN: llc -mattr=+sme -stop-after=finalize-isel < %s | FileCheck %s 2 3target triple = "aarch64" 4 5; Check that we don't define VG for 'smstart za' and 'smstop za' 6define void @smstart_za() "aarch64_new_za" nounwind { 7 ; CHECK-LABEL: name: smstart_za 8 ; CHECK-NOT: implicit-def {{[^,]*}}$vg 9 ret void 10} 11 12; Check that we do define VG for 'smstart sm' and 'smstop sm' 13define void @smstart_sm() nounwind { 14 ; CHECK-LABEL: name: smstart_sm 15 ; CHECK: MSRpstatesvcrImm1 1, 1, 16 ; CHECK-SAME: implicit-def {{[^,]*}}$vg 17 ; CHECK: MSRpstatesvcrImm1 1, 0, 18 ; CHECK-SAME: implicit-def {{[^,]*}}$vg 19 call void @require_sm() 20 ret void 21} 22 23declare void @require_sm() "aarch64_pstate_sm_enabled" 24declare void @require_za() "aarch64_inout_za" 25