| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-pc-windows-msvc | FileCheck %s -check-prefix=X64 |
| ; RUN: llc < %s -mtriple=x86_64-w64-windows-gnu | FileCheck %s -check-prefix=X64 |
| ; Control Flow Guard is currently only available on Windows |
| |
| |
| ; Test that Control Flow Guard checks are correctly added for x86_64 vector calls. |
| define void @func_cf_vector_x64(ptr %0, ptr %1) #0 { |
| ; X64-LABEL: func_cf_vector_x64: |
| ; X64: # %bb.0: # %entry |
| ; X64-NEXT: subq $72, %rsp |
| ; X64-NEXT: .seh_stackalloc 72 |
| ; X64-NEXT: .seh_endprologue |
| ; X64-NEXT: movq %rcx, %rax |
| ; X64-NEXT: movups (%rdx), %xmm0 |
| ; X64-NEXT: movups 16(%rdx), %xmm1 |
| ; X64-NEXT: movaps %xmm0, {{[0-9]+}}(%rsp) |
| ; X64-NEXT: movaps %xmm1, {{[0-9]+}}(%rsp) |
| ; X64-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero |
| ; X64-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero |
| ; X64-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero |
| ; X64-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero |
| ; X64-NEXT: callq *__guard_dispatch_icall_fptr(%rip) |
| ; X64-NEXT: nop |
| ; X64-NEXT: addq $72, %rsp |
| ; X64-NEXT: retq |
| ; X64-NEXT: .seh_endproc |
| entry: |
| %2 = alloca %struct.HVA, align 8 |
| call void @llvm.memcpy.p0.p0.i64(ptr align 8 %2, ptr align 8 %1, i64 32, i1 false) |
| %3 = load %struct.HVA, ptr %2, align 8 |
| call x86_vectorcallcc void %0(%struct.HVA inreg %3) |
| ret void |
| |
| } |
| attributes #0 = { "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" } |
| |
| %struct.HVA = type { double, double, double, double } |
| |
| declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg) #1 |
| attributes #1 = { argmemonly nounwind willreturn } |
| |
| |
| !llvm.module.flags = !{!0} |
| !0 = !{i32 2, !"cfguard", i32 2} |