xref: /llvm-project/llvm/test/Transforms/GlobalOpt/ARM/arm-widen-string-multi-use.ll (revision e37d736def5b95a2710f92881b5fc8b0494d8a05)
1*e37d736dSNashe Mncube; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
2*e37d736dSNashe Mncube; RUN: opt < %s -mtriple=arm-none-eabi -passes=globalopt -S | FileCheck %s
3*e37d736dSNashe Mncube
4*e37d736dSNashe Mncube@.i8 = private unnamed_addr constant [3 x i8] [i8 1, i8 2, i8 3] , align 1
5*e37d736dSNashe Mncube
6*e37d736dSNashe Mncubedefine  void @memcpy_multiple()  {
7*e37d736dSNashe Mncube; CHECK-LABEL: define void @memcpy_multiple() local_unnamed_addr {
8*e37d736dSNashe Mncube; CHECK-NEXT:  [[ENTRY:.*:]]
9*e37d736dSNashe Mncube; CHECK-NEXT:    [[SOMETHING2:%.*]] = alloca [4 x i8], align 1
10*e37d736dSNashe Mncube; CHECK-NEXT:    [[SOMETHING1:%.*]] = alloca [4 x i8], align 1
11*e37d736dSNashe Mncube; CHECK-NEXT:    [[SOMETHING3:%.*]] = alloca [4 x i8], align 1
12*e37d736dSNashe Mncube; CHECK-NEXT:    call void @llvm.memcpy.p0.p0.i32(ptr noundef nonnull align 1 dereferenceable(3) [[SOMETHING2]], ptr noundef nonnull align 1 dereferenceable(3) @.i8, i32 4, i1 false)
13*e37d736dSNashe Mncube; CHECK-NEXT:    call void @llvm.memcpy.p0.p0.i32(ptr noundef nonnull align 1 dereferenceable(3) [[SOMETHING1]], ptr noundef nonnull align 1 dereferenceable(3) @.i8, i32 4, i1 false)
14*e37d736dSNashe Mncube; CHECK-NEXT:    call void @llvm.memcpy.p0.p0.i32(ptr noundef nonnull align 1 dereferenceable(3) [[SOMETHING3]], ptr noundef nonnull align 1 dereferenceable(3) @.i8, i32 4, i1 false)
15*e37d736dSNashe Mncube; CHECK-NEXT:    [[CALL2:%.*]] = call i32 @bar(ptr nonnull [[SOMETHING2]])
16*e37d736dSNashe Mncube; CHECK-NEXT:    [[CALL3:%.*]] = call i32 @bar(ptr nonnull [[SOMETHING1]])
17*e37d736dSNashe Mncube; CHECK-NEXT:    [[CALL4:%.*]] = call i32 @bar(ptr nonnull [[SOMETHING3]])
18*e37d736dSNashe Mncube; CHECK-NEXT:    ret void
19*e37d736dSNashe Mncube;
20*e37d736dSNashe Mncubeentry:
21*e37d736dSNashe Mncube  %something = alloca [3 x i8], align 1
22*e37d736dSNashe Mncube  %something1 = alloca [3 x i8], align 1
23*e37d736dSNashe Mncube  %something2 = alloca [3 x i8], align 1
24*e37d736dSNashe Mncube  call void @llvm.memcpy.p0.p0.i32(ptr noundef nonnull align 1 dereferenceable(3) %something, ptr noundef nonnull align 1 dereferenceable(3) @.i8, i32 3, i1 false)
25*e37d736dSNashe Mncube  call void @llvm.memcpy.p0.p0.i32(ptr noundef nonnull align 1 dereferenceable(3) %something1, ptr noundef nonnull align 1 dereferenceable(3) @.i8, i32 3, i1 false)
26*e37d736dSNashe Mncube  call void @llvm.memcpy.p0.p0.i32(ptr noundef nonnull align 1 dereferenceable(3) %something2, ptr noundef nonnull align 1 dereferenceable(3) @.i8, i32 3, i1 false)
27*e37d736dSNashe Mncube  %call2 = call i32 @bar(ptr nonnull %something)
28*e37d736dSNashe Mncube  %call3 = call i32 @bar(ptr nonnull %something1)
29*e37d736dSNashe Mncube  %call4 = call i32 @bar(ptr nonnull %something2)
30*e37d736dSNashe Mncube  ret void
31*e37d736dSNashe Mncube}
32*e37d736dSNashe Mncube
33*e37d736dSNashe Mncubedeclare i32 @bar(...)
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