1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple=riscv64 -mattr=+v < %s | FileCheck %s 3 4@c = global [7 x i64] [i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7], align 8 5 6define void @do.memmove() nounwind { 7; CHECK-LABEL: do.memmove: 8; CHECK: # %bb.0: # %entry 9; CHECK-NEXT: lui a0, %hi(c) 10; CHECK-NEXT: addi a0, a0, %lo(c) 11; CHECK-NEXT: addi a1, a0, 16 12; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, ma 13; CHECK-NEXT: vle64.v v8, (a1) 14; CHECK-NEXT: addi a1, a0, 24 15; CHECK-NEXT: vse64.v v8, (a1) 16; CHECK-NEXT: vle64.v v8, (a0) 17; CHECK-NEXT: addi a0, a0, 8 18; CHECK-NEXT: vse64.v v8, (a0) 19; CHECK-NEXT: ret 20entry: 21 ; this thing is "__builtin_memmove(&c[1], &c[0], sizeof(c[0]) * 4);" 22 tail call void @llvm.memmove.p0.p0.i64( 23 ptr noundef nonnull align 8 dereferenceable(32) getelementptr inbounds ([7 x i64], ptr @c, i64 0, i64 1), 24 ptr noundef nonnull align 8 dereferenceable(32) @c, i64 32, i1 false) 25 ret void 26} 27 28; Function Attrs: argmemonly mustprogress nofree nounwind willreturn 29declare void @llvm.memmove.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg) #1 30 31attributes #1 = { argmemonly mustprogress nofree nounwind willreturn } 32