llvm-project/llvm/test/CodeGen/X86/x86-64-stack-and-frame-ptr.ll

35 lines
925 B
LLVM

; RUN: llc -verify-machineinstrs -mtriple=x86_64-pc-linux < %s | FileCheck %s
; RUN: llc -verify-machineinstrs -mtriple=x86_64-pc-linux-gnux32 < %s | FileCheck -check-prefix=X32ABI %s
; RUN: llc -verify-machineinstrs -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"}