1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --no_x86_scrub_sp
2 ; RUN: llc < %s | FileCheck %s
3 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
4 target triple = "x86_64-unknown-linux-gnu"
6 declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg);
8 ; it's important that we don't use the call as a probe here
9 define void @foo() local_unnamed_addr #0 {
12 ; CHECK-NEXT: subq $4096, %rsp # imm = 0x1000
13 ; CHECK-NEXT: .cfi_adjust_cfa_offset 4096
14 ; CHECK-NEXT: movq $0, (%rsp)
15 ; CHECK-NEXT: subq $3912, %rsp # imm = 0xF48
16 ; CHECK-NEXT: .cfi_def_cfa_offset 8016
17 ; CHECK-NEXT: movq %rsp, %rdi
18 ; CHECK-NEXT: movl $8000, %edx # imm = 0x1F40
19 ; CHECK-NEXT: xorl %esi, %esi
20 ; CHECK-NEXT: callq memset@PLT
21 ; CHECK-NEXT: addq $8008, %rsp # imm = 0x1F48
22 ; CHECK-NEXT: .cfi_def_cfa_offset 8
24 %a = alloca i8, i64 8000, align 16
25 call void @llvm.memset.p0.i64(ptr align 16 %a, i8 0, i64 8000, i1 false)
29 attributes #0 = {"probe-stack"="inline-asm"}