| ; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=core2 | FileCheck %s |
| ; rdar://7842028 |
| |
| ; Do not delete partially dead copy instructions. |
| ; %RDI<def,dead> = MOV64rr %RAX<kill>, %EDI<imp-def> |
| ; REP_MOVSD %ECX<imp-def,dead>, %EDI<imp-def,dead>, %ESI<imp-def,dead>, %ECX<imp-use,kill>, %EDI<imp-use,kill>, %ESI<imp-use,kill> |
| |
| |
| %struct.F = type { %struct.FC*, i32, i32, i8, i32, i32, i32 } |
| %struct.FC = type { [10 x i8], [32 x i32], %struct.FC*, i32 } |
| |
| define void @t(%struct.F* %this) nounwind { |
| entry: |
| ; CHECK: t: |
| ; CHECK: addq $12, %rsi |
| %BitValueArray = alloca [32 x i32], align 4 |
| %tmp2 = getelementptr inbounds %struct.F* %this, i64 0, i32 0 |
| %tmp3 = load %struct.FC** %tmp2, align 8 |
| %tmp4 = getelementptr inbounds %struct.FC* %tmp3, i64 0, i32 1, i64 0 |
| %tmp5 = bitcast [32 x i32]* %BitValueArray to i8* |
| %tmp6 = bitcast i32* %tmp4 to i8* |
| call void @llvm.memcpy.p0i8.p0i8.i64(i8* %tmp5, i8* %tmp6, i64 128, i32 4, i1 false) |
| unreachable |
| } |
| |
| declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind |
