xref: /llvm-project/llvm/test/CodeGen/ARM/no-expand-memcpy-no-builtins.ll (revision c8cac156135de8e211b800ea5abe9666803b2875)
1*c8cac156SMatt Arsenault; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
2*c8cac156SMatt Arsenault; RUN: llc -mtriple=thumbv7em-apple-unknown-macho < %s | FileCheck %s
3*c8cac156SMatt Arsenault
4*c8cac156SMatt Arsenaulttarget datalayout = "e-m:o-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
5*c8cac156SMatt Arsenault
6*c8cac156SMatt Arsenaultdeclare void @llvm.memcpy.p0.p0.i32(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i32, i1 immarg) #0
7*c8cac156SMatt Arsenaultdeclare void @llvm.memmove.p0.p0.i32(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i32, i1 immarg) #0
8*c8cac156SMatt Arsenaultdeclare void @llvm.memset.p0.i32(ptr noalias nocapture writeonly, i8, i32, i1 immarg) #0
9*c8cac156SMatt Arsenault
10*c8cac156SMatt Arsenault; Check we don't expand memcpy to a loop when the caller
11*c8cac156SMatt Arsenault; even if we have no-builtins attached.
12*c8cac156SMatt Arsenault
13*c8cac156SMatt Arsenault; CHECK: bl _memcpy
14*c8cac156SMatt Arsenaultdefine arm_aapcs_vfpcc void @test_memcpy(ptr %p1, ptr %p2) #1 {
15*c8cac156SMatt Arsenault  call void @llvm.memcpy.p0.p0.i32(ptr %p1, ptr %p2, i32 128, i1 false)
16*c8cac156SMatt Arsenault  ret void
17*c8cac156SMatt Arsenault}
18*c8cac156SMatt Arsenault
19*c8cac156SMatt Arsenault; CHECK: bl _memmove
20*c8cac156SMatt Arsenaultdefine arm_aapcs_vfpcc void @test_memmove(ptr %p1, ptr %p2) #1 {
21*c8cac156SMatt Arsenault  call void @llvm.memmove.p0.p0.i32(ptr %p1, ptr %p2, i32 128, i1 false)
22*c8cac156SMatt Arsenault  ret void
23*c8cac156SMatt Arsenault}
24*c8cac156SMatt Arsenault
25*c8cac156SMatt Arsenault; CHECK: bl _memset
26*c8cac156SMatt Arsenaultdefine arm_aapcs_vfpcc void @test_memset(ptr %p1) #1 {
27*c8cac156SMatt Arsenault  call void @llvm.memset.p0.i32(ptr %p1, i8 0, i32 128, i1 false)
28*c8cac156SMatt Arsenault  ret void
29*c8cac156SMatt Arsenault}
30*c8cac156SMatt Arsenault
31*c8cac156SMatt Arsenaultattributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
32*c8cac156SMatt Arsenaultattributes #1 = { "no-builtins" }
33