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Diffstat (limited to 'test/CodeGen/X86/pr11468.ll')
| -rw-r--r-- | test/CodeGen/X86/pr11468.ll | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/test/CodeGen/X86/pr11468.ll b/test/CodeGen/X86/pr11468.ll new file mode 100644 index 0000000000..f7e9adb4a2 --- /dev/null +++ b/test/CodeGen/X86/pr11468.ll @@ -0,0 +1,33 @@ +; RUN: llc < %s -force-align-stack -stack-alignment=32 -march=x86-64 -mattr=+avx -mtriple=i686-apple-darwin10 | FileCheck %s +; PR11468 + +define void @f(i64 %sz) uwtable { +entry: + %a = alloca i32, align 32 + store volatile i32 0, i32* %a, align 32 + ; force to push r14 on stack + call void asm sideeffect "nop", "~{r14},~{dirflag},~{fpsr},~{flags}"() nounwind, !srcloc !0 + ret void + +; CHECK: _f +; CHECK: pushq %rbp +; CHECK: .cfi_offset %rbp, -16 +; CHECK: movq %rsp, %rbp +; CHECK: .cfi_def_cfa_register %rbp + +; We first push register on stack, and then realign it, so that +; .cfi_offset value is correct +; CHECK: pushq %r14 +; CHECK: andq $-32, %rsp +; CHECK: .cfi_offset %r14, -24 + +; Restore %rsp from %rbp and subtract the total size of saved regsiters. +; CHECK: leaq -8(%rbp), %rsp + +; Pop saved registers. +; CHECK: popq %r14 +; CHECK: popq %rbp +} + +!0 = metadata !{i32 125} + |