xref: /llvm-project/llvm/test/CodeGen/X86/stack-clash-medium.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --no_x86_scrub_sp
2; RUN: llc -mtriple=x86_64-linux-android < %s | FileCheck -check-prefix=CHECK-X86-64 %s
3; RUN: llc -mtriple=i686-linux-android < %s | FileCheck -check-prefix=CHECK-X86-32 %s
4
5define i32 @foo() local_unnamed_addr #0 {
6; CHECK-X86-64-LABEL: foo:
7; CHECK-X86-64:       # %bb.0:
8; CHECK-X86-64-NEXT:    subq $4096, %rsp # imm = 0x1000
9; CHECK-X86-64-NEXT:    .cfi_adjust_cfa_offset 4096
10; CHECK-X86-64-NEXT:    movq $0, (%rsp)
11; CHECK-X86-64-NEXT:    subq $3784, %rsp # imm = 0xEC8
12; CHECK-X86-64-NEXT:    .cfi_def_cfa_offset 7888
13; CHECK-X86-64-NEXT:    movl $1, 672(%rsp)
14; CHECK-X86-64-NEXT:    movl -128(%rsp), %eax
15; CHECK-X86-64-NEXT:    addq $7880, %rsp # imm = 0x1EC8
16; CHECK-X86-64-NEXT:    .cfi_def_cfa_offset 8
17; CHECK-X86-64-NEXT:    retq
18;
19; CHECK-X86-32-LABEL: foo:
20; CHECK-X86-32:       # %bb.0:
21; CHECK-X86-32-NEXT:    subl $4096, %esp # imm = 0x1000
22; CHECK-X86-32-NEXT:    .cfi_adjust_cfa_offset 4096
23; CHECK-X86-32-NEXT:    movl $0, (%esp)
24; CHECK-X86-32-NEXT:    subl $3916, %esp # imm = 0xF4C
25; CHECK-X86-32-NEXT:    .cfi_def_cfa_offset 8016
26; CHECK-X86-32-NEXT:    movl $1, 800(%esp)
27; CHECK-X86-32-NEXT:    movl (%esp), %eax
28; CHECK-X86-32-NEXT:    addl $8012, %esp # imm = 0x1F4C
29; CHECK-X86-32-NEXT:    .cfi_def_cfa_offset 4
30; CHECK-X86-32-NEXT:    retl
31  %a = alloca i32, i64 2000, align 16
32  %b = getelementptr inbounds i32, ptr %a, i64 200
33  store volatile i32 1, ptr %b
34  %c = load volatile i32, ptr %a
35  ret i32 %c
36}
37
38attributes #0 =  {"probe-stack"="inline-asm"}
39