1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt < %s -S -basic-aa -memcpyopt -verify-memoryssa | FileCheck %s
4 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64"
5 target triple = "armv7-eabi"
7 %struct.qw = type { [4 x float] }
8 %struct.bar = type { %struct.qw, %struct.qw, %struct.qw, %struct.qw, %struct.qw, float, float}
11 define void @test1(%struct.bar* %this) {
12 ; CHECK-LABEL: @test1(
14 ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds [[STRUCT_BAR:%.*]], %struct.bar* [[THIS:%.*]], i32 0, i32 0, i32 0, i32 0
15 ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 0, i32 0, i32 1
16 ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 0, i32 0, i32 2
17 ; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 0, i32 0, i32 3
18 ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 1, i32 0, i32 0
19 ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 1, i32 0, i32 1
20 ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 1, i32 0, i32 2
21 ; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 1, i32 0, i32 3
22 ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 3, i32 0, i32 1
23 ; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 3, i32 0, i32 2
24 ; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 3, i32 0, i32 3
25 ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 4, i32 0, i32 0
26 ; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 4, i32 0, i32 1
27 ; CHECK-NEXT: [[TMP13:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 4, i32 0, i32 2
28 ; CHECK-NEXT: [[TMP14:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 4, i32 0, i32 3
29 ; CHECK-NEXT: [[TMP15:%.*]] = getelementptr inbounds [[STRUCT_BAR]], %struct.bar* [[THIS]], i32 0, i32 5
30 ; CHECK-NEXT: [[TMP16:%.*]] = bitcast float* [[TMP0]] to i8*
31 ; CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* align 4 [[TMP16]], i8 0, i64 32, i1 false)
32 ; CHECK-NEXT: [[TMP17:%.*]] = bitcast float* [[TMP8]] to i8*
33 ; CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* align 4 [[TMP17]], i8 0, i64 32, i1 false)
34 ; CHECK-NEXT: unreachable
37 %0 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 0, i32 0, i32 0
38 store float 0.000000e+00, float* %0, align 4
39 %1 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 0, i32 0, i32 1
40 store float 0.000000e+00, float* %1, align 4
41 %2 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 0, i32 0, i32 2
42 store float 0.000000e+00, float* %2, align 4
43 %3 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 0, i32 0, i32 3
44 store float 0.000000e+00, float* %3, align 4
45 %4 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 1, i32 0, i32 0
46 store float 0.000000e+00, float* %4, align 4
47 %5 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 1, i32 0, i32 1
48 store float 0.000000e+00, float* %5, align 4
49 %6 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 1, i32 0, i32 2
50 store float 0.000000e+00, float* %6, align 4
51 %7 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 1, i32 0, i32 3
52 store float 0.000000e+00, float* %7, align 4
53 %8 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 3, i32 0, i32 1
54 store float 0.000000e+00, float* %8, align 4
55 %9 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 3, i32 0, i32 2
56 store float 0.000000e+00, float* %9, align 4
57 %10 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 3, i32 0, i32 3
58 store float 0.000000e+00, float* %10, align 4
59 %11 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 4, i32 0, i32 0
60 store float 0.000000e+00, float* %11, align 4
61 %12 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 4, i32 0, i32 1
62 store float 0.000000e+00, float* %12, align 4
63 %13 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 4, i32 0, i32 2
64 store float 0.000000e+00, float* %13, align 4
65 %14 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 4, i32 0, i32 3
66 store float 0.000000e+00, float* %14, align 4
67 %15 = getelementptr inbounds %struct.bar, %struct.bar* %this, i32 0, i32 5
68 store float 0.000000e+00, float* %15, align 4
74 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i1) nounwind
76 define void @test2(i32 %cmd) nounwind {
77 ; CHECK-LABEL: @test2(
78 ; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* null, i8* undef, i64 20, i1 false) [[ATTR1:#.*]]
79 ; CHECK-NEXT: ret void
81 call void @llvm.memcpy.p0i8.p0i8.i64(i8* undef, i8* undef, i64 20, i1 false) nounwind
82 call void @llvm.memcpy.p0i8.p0i8.i64(i8* null, i8* undef, i64 20, i1 false) nounwind
86 ; https://llvm.org/PR48075
88 @g = external global i16, align 1
90 define void @inttoptr_constexpr_crash(<1 x i16*>* %p) {
91 ; CHECK-LABEL: @inttoptr_constexpr_crash(
92 ; CHECK-NEXT: store <1 x i16*> inttoptr (<1 x i16> bitcast (<2 x i8> <i8 ptrtoint (i16* @g to i8), i8 ptrtoint (i16* @g to i8)> to <1 x i16>) to <1 x i16*>), <1 x i16*>* [[P:%.*]], align 1
93 ; CHECK-NEXT: ret void
95 store <1 x i16*> inttoptr (<1 x i16> bitcast (<2 x i8> <i8 ptrtoint (i16* @g to i8), i8 ptrtoint (i16* @g to i8)> to <1 x i16>) to <1 x i16*>), <1 x i16*>* %p, align 1