diff --git a/llvm/test/CodeGen/RISCV/rvv/wrong-chain-fixed-load.ll b/llvm/test/CodeGen/RISCV/rvv/wrong-chain-fixed-load.ll new file mode 100644 --- /dev/null +++ b/llvm/test/CodeGen/RISCV/rvv/wrong-chain-fixed-load.ll @@ -0,0 +1,32 @@ +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py +; RUN: llc -mtriple=riscv64 -mattr=+v -riscv-v-vector-bits-min=128 < %s \ +; RUN: | FileCheck %s + +@c = global [7 x i64] [i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7], align 8 + +define void @do.memmove() nounwind { +; CHECK-LABEL: do.memmove: +; CHECK: # %bb.0: # %entry +; CHECK-NEXT: lui a0, %hi(c) +; CHECK-NEXT: addi a0, a0, %lo(c) +; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, mu +; CHECK-NEXT: vle64.v v8, (a0) +; CHECK-NEXT: addi a1, a0, 8 +; CHECK-NEXT: vse64.v v8, (a1) +; CHECK-NEXT: addi a1, a0, 16 +; CHECK-NEXT: vle64.v v8, (a1) +; CHECK-NEXT: addi a0, a0, 24 +; CHECK-NEXT: vse64.v v8, (a0) +; CHECK-NEXT: ret +entry: + ; this thing is "__builtin_memmove(&c[1], &c[0], sizeof(c[0]) * 4);" + tail call void @llvm.memmove.p0.p0.i64( + ptr noundef nonnull align 8 dereferenceable(32) getelementptr inbounds ([7 x i64], ptr @c, i64 0, i64 1), + ptr noundef nonnull align 8 dereferenceable(32) @c, i64 32, i1 false) + ret void +} + +; Function Attrs: argmemonly mustprogress nofree nounwind willreturn +declare void @llvm.memmove.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg) #1 + +attributes #1 = { argmemonly mustprogress nofree nounwind willreturn }