xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/x86-64-stack-and-frame-ptr.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -verify-machineinstrs -mtriple=x86_64-pc-linux < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc -verify-machineinstrs -mtriple=x86_64-pc-linux-gnux32 < %s | FileCheck -check-prefix=X32ABI %s
3*9880d681SAndroid Build Coastguard Worker; RUN: llc -verify-machineinstrs -mtriple=x86_64-pc-nacl < %s | FileCheck -check-prefix=NACL %s
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker; x32 uses %esp, %ebp as stack and frame pointers
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: foo
8*9880d681SAndroid Build Coastguard Worker; CHECK: pushq %rbp
9*9880d681SAndroid Build Coastguard Worker; CHECK: movq %rsp, %rbp
10*9880d681SAndroid Build Coastguard Worker; CHECK: movq %rdi, -8(%rbp)
11*9880d681SAndroid Build Coastguard Worker; CHECK: popq %rbp
12*9880d681SAndroid Build Coastguard Worker; X32ABI-LABEL: foo
13*9880d681SAndroid Build Coastguard Worker; X32ABI: pushq %rbp
14*9880d681SAndroid Build Coastguard Worker; X32ABI: movl %esp, %ebp
15*9880d681SAndroid Build Coastguard Worker; X32ABI: movl %edi, -4(%ebp)
16*9880d681SAndroid Build Coastguard Worker; X32ABI: popq %rbp
17*9880d681SAndroid Build Coastguard Worker; NACL-LABEL: foo
18*9880d681SAndroid Build Coastguard Worker; NACL: pushq %rbp
19*9880d681SAndroid Build Coastguard Worker; NACL: movq %rsp, %rbp
20*9880d681SAndroid Build Coastguard Worker; NACL: movl %edi, -4(%rbp)
21*9880d681SAndroid Build Coastguard Worker; NACL: popq %rbp
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Workerdefine void @foo(i32* %a) #0 {
25*9880d681SAndroid Build Coastguard Workerentry:
26*9880d681SAndroid Build Coastguard Worker  %a.addr = alloca i32*, align 4
27*9880d681SAndroid Build Coastguard Worker  %b = alloca i32*, align 4
28*9880d681SAndroid Build Coastguard Worker  store i32* %a, i32** %a.addr, align 4
29*9880d681SAndroid Build Coastguard Worker  ret void
30*9880d681SAndroid Build Coastguard Worker}
31*9880d681SAndroid Build Coastguard Worker
32*9880d681SAndroid Build Coastguard Workerattributes #0 = { nounwind uwtable "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"}
33*9880d681SAndroid Build Coastguard Worker
34*9880d681SAndroid Build Coastguard Worker
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