1; RUN: llc < %s -stack-symbol-ordering=0 -mcpu=generic -stackrealign -mattr=+avx -mtriple=x86_64-apple-darwin10 | FileCheck %s 2; rdar://11496434 3declare void @t1_helper(ptr) 4declare void @t3_helper(ptr, ptr) 5 6; Test when forcing stack alignment 7define i32 @t8() nounwind uwtable { 8entry: 9 %a = alloca i32, align 4 10 call void @t1_helper(ptr %a) nounwind 11 %0 = load i32, ptr %a, align 4 12 %add = add nsw i32 %0, 13 13 ret i32 %add 14 15; CHECK: _t8 16; CHECK: movq %rsp, %rbp 17; CHECK: andq $-32, %rsp 18; CHECK-NEXT: subq $32, %rsp 19; CHECK: movq %rbp, %rsp 20; CHECK: popq %rbp 21} 22 23; VLAs 24define i32 @t9(i64 %sz) nounwind uwtable { 25entry: 26 %a = alloca i32, align 4 27 %vla = alloca i32, i64 %sz, align 16 28 call void @t3_helper(ptr %a, ptr %vla) nounwind 29 %0 = load i32, ptr %a, align 4 30 %add = add nsw i32 %0, 13 31 ret i32 %add 32 33; CHECK: _t9 34; CHECK: pushq %rbp 35; CHECK: movq %rsp, %rbp 36; CHECK: pushq %rbx 37; CHECK: andq $-32, %rsp 38; CHECK: subq $32, %rsp 39; CHECK: movq %rsp, %rbx 40 41; CHECK: leaq -8(%rbp), %rsp 42; CHECK: popq %rbx 43; CHECK: popq %rbp 44} 45!llvm.module.flags = !{!0} 46!0 = !{i32 2, !"override-stack-alignment", i32 32} 47