xref: /llvm-project/llvm/test/Transforms/InstSimplify/ConstProp/allones.ll (revision ac696ac4530fb3df626195e94e83649bf7114754)
1; RUN: opt -passes=early-cse -earlycse-debug-hash -S -o - %s | FileCheck %s
2target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64-ni:2"
3target triple = "armv7-unknown-linux-gnueabi"
4
5%struct.anon = type { i32 }
6
7@onesstruct = private constant %struct.anon { i32 -1 }, align 4
8
9define i32 @allones_struct() {
10; CHECK-LABEL: @allones_struct()
11; CHECK-NEXT:    %1 = load [1 x i32], ptr @onesstruct, align 4
12; CHECK-NEXT:    %2 = extractvalue [1 x i32] %1, 0
13; CHECK-NEXT:    ret i32 %2
14  %1 = load [1 x i32], ptr @onesstruct, align 4
15  %2 = extractvalue [1 x i32] %1, 0
16  ret i32 %2
17}
18
19define i32 @allones_int() {
20; CHECK-LABEL: @allones_int()
21; CHECK-NEXT:    ret i32 -1
22  %1 = load i32, ptr @onesstruct, align 4
23  ret i32 %1
24}
25
26define ptr @allones_ptr() {
27; CHECK-LABEL: @allones_ptr()
28; CHECK-NEXT:    ret ptr inttoptr (i32 -1 to ptr)
29  %1 = load ptr, ptr @onesstruct, align 4
30  ret ptr %1
31}
32
33define ptr addrspace(1) @allones_ptr1() {
34; CHECK-LABEL: @allones_ptr1()
35; CHECK-NEXT:    ret ptr addrspace(1) inttoptr (i32 -1 to ptr addrspace(1))
36  %1 = load ptr addrspace(1), ptr @onesstruct, align 4
37  ret ptr addrspace(1) %1
38}
39
40define ptr addrspace(2) @allones_ptr2() {
41; CHECK-LABEL: @allones_ptr2()
42; CHECK-NEXT:    %1 = load ptr addrspace(2), ptr @onesstruct, align 4
43; CHECK-NEXT:    ret ptr addrspace(2) %1
44  %1 = load ptr addrspace(2), ptr @onesstruct, align 4
45  ret ptr addrspace(2) %1
46}
47