1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -mtriple=x86_64-pc-windows-msvc | FileCheck %s -check-prefix=X64
3 ; RUN: llc < %s -mtriple=x86_64-w64-windows-gnu | FileCheck %s -check-prefix=X64
4 ; Control Flow Guard is currently only available on Windows
7 ; Test that Control Flow Guard checks are correctly added for x86_64 vector calls.
8 define void @func_cf_vector_x64(ptr %0, ptr %1) #0 {
9 ; X64-LABEL: func_cf_vector_x64:
10 ; X64: # %bb.0: # %entry
11 ; X64-NEXT: subq $72, %rsp
12 ; X64-NEXT: .seh_stackalloc 72
13 ; X64-NEXT: .seh_endprologue
14 ; X64-NEXT: movq %rcx, %rax
15 ; X64-NEXT: movups (%rdx), %xmm0
16 ; X64-NEXT: movups 16(%rdx), %xmm1
17 ; X64-NEXT: movaps %xmm0, {{[0-9]+}}(%rsp)
18 ; X64-NEXT: movaps %xmm1, {{[0-9]+}}(%rsp)
19 ; X64-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
20 ; X64-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
21 ; X64-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero
22 ; X64-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
23 ; X64-NEXT: callq *__guard_dispatch_icall_fptr(%rip)
25 ; X64-NEXT: addq $72, %rsp
27 ; X64-NEXT: .seh_endproc
29 %2 = alloca %struct.HVA, align 8
30 call void @llvm.memcpy.p0.p0.i64(ptr align 8 %2, ptr align 8 %1, i64 32, i1 false)
31 %3 = load %struct.HVA, ptr %2, align 8
32 call x86_vectorcallcc void %0(%struct.HVA inreg %3)
36 attributes #0 = { "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" }
38 %struct.HVA = type { double, double, double, double }
40 declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg) #1
41 attributes #1 = { argmemonly nounwind willreturn }
44 !llvm.module.flags = !{!0}
45 !0 = !{i32 2, !"cfguard", i32 2}