xref: /llvm-project/llvm/test/CodeGen/X86/cache-intrinsic.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; RUN: llc %s -o - | FileCheck %s
2target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
3target triple = "x86_64-unknown-linux-gnu"
4
5@buffer = global [32 x i8] c"This is a largely unused buffer\00", align 16
6@.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1
7@.str1 = private unnamed_addr constant [25 x i8] c"Still, largely unused...\00", align 1
8
9define i32 @main() {
10entry:
11  %retval = alloca i32, align 4
12  store i32 0, ptr %retval
13  %call = call i32 (ptr, ...) @printf(ptr @.str, ptr @buffer)
14  %call1 = call ptr @strcpy(ptr @buffer, ptr @.str1) #3
15  call void @llvm.clear_cache(ptr @buffer, ptr getelementptr inbounds (i8, ptr @buffer, i32 32)) #3
16  %call3 = call i32 (ptr, ...) @printf(ptr @.str, ptr @buffer)
17  ret i32 0
18}
19
20; CHECK-NOT: __clear_cache
21
22declare i32 @printf(ptr, ...)
23
24declare ptr @strcpy(ptr, ptr)
25
26declare void @llvm.clear_cache(ptr, ptr)
27