xref: /llvm-project/llvm/test/Transforms/InstSimplify/ConstProp/allones.ll (revision ac696ac4530fb3df626195e94e83649bf7114754)
1*ac696ac4SBjorn Pettersson; RUN: opt -passes=early-cse -earlycse-debug-hash -S -o - %s | FileCheck %s
2486ed885SArthur Eubankstarget datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64-ni:2"
3486ed885SArthur Eubankstarget triple = "armv7-unknown-linux-gnueabi"
4486ed885SArthur Eubanks
5486ed885SArthur Eubanks%struct.anon = type { i32 }
6486ed885SArthur Eubanks
7486ed885SArthur Eubanks@onesstruct = private constant %struct.anon { i32 -1 }, align 4
8486ed885SArthur Eubanks
9486ed885SArthur Eubanksdefine i32 @allones_struct() {
10486ed885SArthur Eubanks; CHECK-LABEL: @allones_struct()
1104b944e2SNikita Popov; CHECK-NEXT:    %1 = load [1 x i32], ptr @onesstruct, align 4
12486ed885SArthur Eubanks; CHECK-NEXT:    %2 = extractvalue [1 x i32] %1, 0
13486ed885SArthur Eubanks; CHECK-NEXT:    ret i32 %2
1404b944e2SNikita Popov  %1 = load [1 x i32], ptr @onesstruct, align 4
15486ed885SArthur Eubanks  %2 = extractvalue [1 x i32] %1, 0
16486ed885SArthur Eubanks  ret i32 %2
17486ed885SArthur Eubanks}
18486ed885SArthur Eubanks
19486ed885SArthur Eubanksdefine i32 @allones_int() {
20486ed885SArthur Eubanks; CHECK-LABEL: @allones_int()
21486ed885SArthur Eubanks; CHECK-NEXT:    ret i32 -1
2204b944e2SNikita Popov  %1 = load i32, ptr @onesstruct, align 4
23486ed885SArthur Eubanks  ret i32 %1
24486ed885SArthur Eubanks}
25486ed885SArthur Eubanks
2604b944e2SNikita Popovdefine ptr @allones_ptr() {
27486ed885SArthur Eubanks; CHECK-LABEL: @allones_ptr()
2804b944e2SNikita Popov; CHECK-NEXT:    ret ptr inttoptr (i32 -1 to ptr)
2904b944e2SNikita Popov  %1 = load ptr, ptr @onesstruct, align 4
3004b944e2SNikita Popov  ret ptr %1
31486ed885SArthur Eubanks}
32486ed885SArthur Eubanks
3304b944e2SNikita Popovdefine ptr addrspace(1) @allones_ptr1() {
34486ed885SArthur Eubanks; CHECK-LABEL: @allones_ptr1()
3504b944e2SNikita Popov; CHECK-NEXT:    ret ptr addrspace(1) inttoptr (i32 -1 to ptr addrspace(1))
3604b944e2SNikita Popov  %1 = load ptr addrspace(1), ptr @onesstruct, align 4
3704b944e2SNikita Popov  ret ptr addrspace(1) %1
38486ed885SArthur Eubanks}
39486ed885SArthur Eubanks
4004b944e2SNikita Popovdefine ptr addrspace(2) @allones_ptr2() {
41486ed885SArthur Eubanks; CHECK-LABEL: @allones_ptr2()
4204b944e2SNikita Popov; CHECK-NEXT:    %1 = load ptr addrspace(2), ptr @onesstruct, align 4
4304b944e2SNikita Popov; CHECK-NEXT:    ret ptr addrspace(2) %1
4404b944e2SNikita Popov  %1 = load ptr addrspace(2), ptr @onesstruct, align 4
4504b944e2SNikita Popov  ret ptr addrspace(2) %1
46486ed885SArthur Eubanks}
47