| ; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=core2 | FileCheck %s |
| ; rdar://7842028 |
| |
| ; Do not delete partially dead copy instructions. |
| ; dead %rdi = MOV64rr killed %rax, implicit-def %edi |
| ; REP_MOVSD implicit dead %ecx, implicit dead %edi, implicit dead %esi, implicit killed %ecx, implicit killed %edi, implicit killed %esi |
| |
| |
| %struct.F = type { ptr, i32, i32, i8, i32, i32, i32 } |
| %struct.FC = type { [10 x i8], [32 x i32], ptr, i32 } |
| |
| define void @t(ptr %this) nounwind { |
| entry: |
| ; CHECK-LABEL: t: |
| ; CHECK: addq $12, %rsi |
| %BitValueArray = alloca [32 x i32], align 4 |
| %tmp3 = load ptr, ptr %this, align 8 |
| %tmp4 = getelementptr inbounds %struct.FC, ptr %tmp3, i64 0, i32 1, i64 0 |
| call void @llvm.memcpy.p0.p0.i64(ptr align 4 %BitValueArray, ptr align 4 %tmp4, i64 128, i1 false) |
| unreachable |
| } |
| |
| declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture, i64, i1) nounwind |
