xref: /llvm-project/llvm/test/Transforms/ConstantHoisting/ARM/gep-struct-index.ll (revision 055fb7795aa219a3d274d280ec9129784f169f56)
1; RUN: opt -passes=consthoist -S < %s | FileCheck %s
2target triple = "thumbv6m-none-eabi"
3
4%T = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
5i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
6i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
7i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
8i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
9i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
10i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
11i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
12i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
13i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
14i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
15i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
16i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
17i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
18i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
19i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,
20i32, i32, i32, i32, i32, i32 }
21
22; Indices for GEPs should not be hoisted.
23define i32 @test1(ptr %P) nounwind {
24; CHECK-LABEL:  @test1
25; CHECK:        %addr1 = getelementptr %T, ptr %P, i32 256, i32 256
26; CHECK:        %addr2 = getelementptr %T, ptr %P, i32 256, i32 256
27  %addr1 = getelementptr %T, ptr %P, i32 256, i32 256
28  %tmp1 = load i32, ptr %addr1
29  %addr2 = getelementptr %T, ptr %P, i32 256, i32 256
30  %tmp2 = load i32, ptr %addr2
31  %tmp4 = add i32 %tmp1, %tmp2
32  ret i32 %tmp4
33}
34
35