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 5 6 7; Test that Control Flow Guard checks are correctly added for x86_64 vector calls. 8define 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) 24; X64-NEXT: nop 25; X64-NEXT: addq $72, %rsp 26; X64-NEXT: retq 27; X64-NEXT: .seh_endproc 28entry: 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) 33 ret void 34 35} 36attributes #0 = { "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" } 37 38%struct.HVA = type { double, double, double, double } 39 40declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg) #1 41attributes #1 = { argmemonly nounwind willreturn } 42 43 44!llvm.module.flags = !{!0} 45!0 = !{i32 2, !"cfguard", i32 2} 46