xref: /llvm-project/llvm/test/Transforms/InstCombine/loadstore-alignment.ll (revision 8e8d2595dafa230a3da7f410200d89f05b6e8d87)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -passes=instcombine -S < %s | FileCheck %s
3target datalayout = "E-p:64:64:64-p1:64:64:64-p2:32:32:32-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
4
5@x = external global <2 x i64>, align 16
6@xx = external global [13 x <2 x i64>], align 16
7
8@x.as2 = external addrspace(2) global <2 x i64>, align 16
9
10define <2 x i64> @static_hem() {
11; CHECK-LABEL: @static_hem(
12; CHECK-NEXT:    [[L:%.*]] = load <2 x i64>, ptr getelementptr (i8, ptr @x, i64 112), align 1
13; CHECK-NEXT:    ret <2 x i64> [[L]]
14;
15  %t = getelementptr <2 x i64>, ptr @x, i32 7
16  %l = load <2 x i64>, ptr %t, align 1
17  ret <2 x i64> %l
18}
19
20define <2 x i64> @hem(i32 %i) {
21; CHECK-LABEL: @hem(
22; CHECK-NEXT:    [[TMP1:%.*]] = sext i32 [[I:%.*]] to i64
23; CHECK-NEXT:    [[T:%.*]] = getelementptr <2 x i64>, ptr @x, i64 [[TMP1]]
24; CHECK-NEXT:    [[L:%.*]] = load <2 x i64>, ptr [[T]], align 1
25; CHECK-NEXT:    ret <2 x i64> [[L]]
26;
27  %t = getelementptr <2 x i64>, ptr @x, i32 %i
28  %l = load <2 x i64>, ptr %t, align 1
29  ret <2 x i64> %l
30}
31
32define <2 x i64> @hem_2d(i32 %i, i32 %j) {
33; CHECK-LABEL: @hem_2d(
34; CHECK-NEXT:    [[TMP1:%.*]] = sext i32 [[I:%.*]] to i64
35; CHECK-NEXT:    [[TMP2:%.*]] = sext i32 [[J:%.*]] to i64
36; CHECK-NEXT:    [[T:%.*]] = getelementptr [13 x <2 x i64>], ptr @xx, i64 [[TMP1]], i64 [[TMP2]]
37; CHECK-NEXT:    [[L:%.*]] = load <2 x i64>, ptr [[T]], align 1
38; CHECK-NEXT:    ret <2 x i64> [[L]]
39;
40  %t = getelementptr [13 x <2 x i64>], ptr @xx, i32 %i, i32 %j
41  %l = load <2 x i64>, ptr %t, align 1
42  ret <2 x i64> %l
43}
44
45define <2 x i64> @foo() {
46; CHECK-LABEL: @foo(
47; CHECK-NEXT:    [[L:%.*]] = load <2 x i64>, ptr @x, align 1
48; CHECK-NEXT:    ret <2 x i64> [[L]]
49;
50  %l = load <2 x i64>, ptr @x, align 1
51  ret <2 x i64> %l
52}
53
54define <2 x i64> @bar() {
55; CHECK-LABEL: @bar(
56; CHECK-NEXT:    [[T:%.*]] = alloca <2 x i64>, align 16
57; CHECK-NEXT:    call void @kip(ptr nonnull [[T]])
58; CHECK-NEXT:    [[L:%.*]] = load <2 x i64>, ptr [[T]], align 1
59; CHECK-NEXT:    ret <2 x i64> [[L]]
60;
61  %t = alloca <2 x i64>
62  call void @kip(ptr %t)
63  %l = load <2 x i64>, ptr %t, align 1
64  ret <2 x i64> %l
65}
66
67define void @static_hem_store(<2 x i64> %y) {
68; CHECK-LABEL: @static_hem_store(
69; CHECK-NEXT:    store <2 x i64> [[Y:%.*]], ptr getelementptr (i8, ptr @x, i64 112), align 1
70; CHECK-NEXT:    ret void
71;
72  %t = getelementptr <2 x i64>, ptr @x, i32 7
73  store <2 x i64> %y, ptr %t, align 1
74  ret void
75}
76
77define void @hem_store(i32 %i, <2 x i64> %y) {
78; CHECK-LABEL: @hem_store(
79; CHECK-NEXT:    [[TMP1:%.*]] = sext i32 [[I:%.*]] to i64
80; CHECK-NEXT:    [[T:%.*]] = getelementptr <2 x i64>, ptr @x, i64 [[TMP1]]
81; CHECK-NEXT:    store <2 x i64> [[Y:%.*]], ptr [[T]], align 1
82; CHECK-NEXT:    ret void
83;
84  %t = getelementptr <2 x i64>, ptr @x, i32 %i
85  store <2 x i64> %y, ptr %t, align 1
86  ret void
87}
88
89define void @hem_2d_store(i32 %i, i32 %j, <2 x i64> %y) {
90; CHECK-LABEL: @hem_2d_store(
91; CHECK-NEXT:    [[TMP1:%.*]] = sext i32 [[I:%.*]] to i64
92; CHECK-NEXT:    [[TMP2:%.*]] = sext i32 [[J:%.*]] to i64
93; CHECK-NEXT:    [[T:%.*]] = getelementptr [13 x <2 x i64>], ptr @xx, i64 [[TMP1]], i64 [[TMP2]]
94; CHECK-NEXT:    store <2 x i64> [[Y:%.*]], ptr [[T]], align 1
95; CHECK-NEXT:    ret void
96;
97  %t = getelementptr [13 x <2 x i64>], ptr @xx, i32 %i, i32 %j
98  store <2 x i64> %y, ptr %t, align 1
99  ret void
100}
101
102define void @foo_store(<2 x i64> %y) {
103; CHECK-LABEL: @foo_store(
104; CHECK-NEXT:    store <2 x i64> [[Y:%.*]], ptr @x, align 1
105; CHECK-NEXT:    ret void
106;
107  store <2 x i64> %y, ptr @x, align 1
108  ret void
109}
110
111define void @bar_store(<2 x i64> %y) {
112; CHECK-LABEL: @bar_store(
113; CHECK-NEXT:    [[T:%.*]] = alloca <2 x i64>, align 16
114; CHECK-NEXT:    call void @kip(ptr nonnull [[T]])
115; CHECK-NEXT:    store <2 x i64> [[Y:%.*]], ptr [[T]], align 1
116; CHECK-NEXT:    ret void
117;
118  %t = alloca <2 x i64>
119  call void @kip(ptr %t)
120  store <2 x i64> %y, ptr %t, align 1
121  ret void
122}
123
124declare void @kip(ptr %t)
125