1; RUN: llc < %s -mtriple=armv7-apple-ios -o - | FileCheck %s
2; RUN: llc < %s -mtriple=thumbv7m-darwin-eabi -o - | FileCheck %s --check-prefix=DARWIN
3; RUN: llc < %s -mtriple=arm-none-eabi -o - | FileCheck --check-prefix=EABI %s
4
5@from = common global [500 x i32] zeroinitializer, align 4
6@to = common global [500 x i32] zeroinitializer, align 4
7
8define void @f() {
9entry:
10
11        ; CHECK: memmove
12        ; EABI: __aeabi_memmove
13        call void @llvm.memmove.p0i8.p0i8.i32(i8* bitcast ([500 x i32]* @from to i8*), i8* bitcast ([500 x i32]* @to to i8*), i32 500, i32 0, i1 false)
14
15        ; CHECK: memcpy
16        ; EABI: __aeabi_memcpy
17        call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast ([500 x i32]* @from to i8*), i8* bitcast ([500 x i32]* @to to i8*), i32 500, i32 0, i1 false)
18
19        ; EABI memset swaps arguments
20        ; CHECK: mov r1, #0
21        ; CHECK: memset
22        ; DARWIN: movs r1, #0
23        ; DARWIN: memset
24        ; EABI: mov r2, #0
25        ; EABI: __aeabi_memset
26        call void @llvm.memset.p0i8.i32(i8* bitcast ([500 x i32]* @from to i8*), i8 0, i32 500, i32 0, i1 false)
27        unreachable
28}
29
30declare void @llvm.memmove.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
31declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
32declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) nounwind
33