diff options
Diffstat (limited to 'test/CodeGen/X86/x86-64-stack-and-frame-ptr.ll')
| -rw-r--r-- | test/CodeGen/X86/x86-64-stack-and-frame-ptr.ll | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/test/CodeGen/X86/x86-64-stack-and-frame-ptr.ll b/test/CodeGen/X86/x86-64-stack-and-frame-ptr.ll new file mode 100644 index 0000000..c476ffd --- /dev/null +++ b/test/CodeGen/X86/x86-64-stack-and-frame-ptr.ll @@ -0,0 +1,34 @@ +; RUN: llc -mtriple=x86_64-pc-linux < %s | FileCheck %s +; RUN: llc -mtriple=x86_64-pc-linux-gnux32 < %s | FileCheck -check-prefix=X32ABI %s +; RUN: llc -mtriple=x86_64-pc-nacl < %s | FileCheck -check-prefix=NACL %s + +; x32 uses %esp, %ebp as stack and frame pointers + +; CHECK-LABEL: foo +; CHECK: pushq %rbp +; CHECK: movq %rsp, %rbp +; CHECK: movq %rdi, -8(%rbp) +; CHECK: popq %rbp +; X32ABI-LABEL: foo +; X32ABI: pushq %rbp +; X32ABI: movl %esp, %ebp +; X32ABI: movl %edi, -4(%ebp) +; X32ABI: popq %rbp +; NACL-LABEL: foo +; NACL: pushq %rbp +; NACL: movq %rsp, %rbp +; NACL: movl %edi, -4(%rbp) +; NACL: popq %rbp + + +define void @foo(i32* %a) #0 { +entry: + %a.addr = alloca i32*, align 4 + %b = alloca i32*, align 4 + store i32* %a, i32** %a.addr, align 4 + ret void +} + +attributes #0 = { nounwind uwtable "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"} + + |