1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt < %s -S -passes=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(ptr %this) {
12 ; CHECK-LABEL: @test1(
14 ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds [[STRUCT_BAR:%.*]], ptr [[THIS:%.*]], i32 0, i32 0, i32 0, i32 1
15 ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 0, i32 0, i32 2
16 ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 0, i32 0, i32 3
17 ; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 1, i32 0, i32 0
18 ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 1, i32 0, i32 1
19 ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 1, i32 0, i32 2
20 ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 1, i32 0, i32 3
21 ; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 3, i32 0, i32 1
22 ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 3, i32 0, i32 2
23 ; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 3, i32 0, i32 3
24 ; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 4, i32 0, i32 0
25 ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 4, i32 0, i32 1
26 ; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 4, i32 0, i32 2
27 ; CHECK-NEXT: [[TMP13:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 4, i32 0, i32 3
28 ; CHECK-NEXT: [[TMP14:%.*]] = getelementptr inbounds [[STRUCT_BAR]], ptr [[THIS]], i32 0, i32 5
29 ; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 4 [[THIS]], i8 0, i64 32, i1 false)
30 ; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 4 [[TMP7]], i8 0, i64 32, i1 false)
31 ; CHECK-NEXT: unreachable
34 store float 0.000000e+00, ptr %this, align 4
35 %0 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 0, i32 0, i32 1
36 store float 0.000000e+00, ptr %0, align 4
37 %1 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 0, i32 0, i32 2
38 store float 0.000000e+00, ptr %1, align 4
39 %2 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 0, i32 0, i32 3
40 store float 0.000000e+00, ptr %2, align 4
41 %3 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 1, i32 0, i32 0
42 store float 0.000000e+00, ptr %3, align 4
43 %4 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 1, i32 0, i32 1
44 store float 0.000000e+00, ptr %4, align 4
45 %5 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 1, i32 0, i32 2
46 store float 0.000000e+00, ptr %5, align 4
47 %6 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 1, i32 0, i32 3
48 store float 0.000000e+00, ptr %6, align 4
49 %7 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 3, i32 0, i32 1
50 store float 0.000000e+00, ptr %7, align 4
51 %8 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 3, i32 0, i32 2
52 store float 0.000000e+00, ptr %8, align 4
53 %9 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 3, i32 0, i32 3
54 store float 0.000000e+00, ptr %9, align 4
55 %10 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 4, i32 0, i32 0
56 store float 0.000000e+00, ptr %10, align 4
57 %11 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 4, i32 0, i32 1
58 store float 0.000000e+00, ptr %11, align 4
59 %12 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 4, i32 0, i32 2
60 store float 0.000000e+00, ptr %12, align 4
61 %13 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 4, i32 0, i32 3
62 store float 0.000000e+00, ptr %13, align 4
63 %14 = getelementptr inbounds %struct.bar, ptr %this, i32 0, i32 5
64 store float 0.000000e+00, ptr %14, align 4
70 declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture, i64, i1) nounwind
72 define void @test2(i32 %cmd) nounwind {
73 ; CHECK-LABEL: @test2(
74 ; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr null, ptr undef, i64 20, i1 false) #[[ATTR1:[0-9]+]]
75 ; CHECK-NEXT: ret void
77 call void @llvm.memcpy.p0.p0.i64(ptr undef, ptr undef, i64 20, i1 false) nounwind
78 call void @llvm.memcpy.p0.p0.i64(ptr null, ptr undef, i64 20, i1 false) nounwind
82 ; https://llvm.org/PR48075
84 @g = external global i16, align 1
86 define void @inttoptr_constexpr_crash(ptr %p) {
87 ; CHECK-LABEL: @inttoptr_constexpr_crash(
88 ; CHECK-NEXT: store <1 x ptr> inttoptr (<1 x i16> bitcast (<2 x i8> <i8 ptrtoint (ptr @g to i8), i8 ptrtoint (ptr @g to i8)> to <1 x i16>) to <1 x ptr>), ptr [[P:%.*]], align 1
89 ; CHECK-NEXT: ret void
91 store <1 x ptr> inttoptr (<1 x i16> bitcast (<2 x i8> <i8 ptrtoint (ptr @g to i8), i8 ptrtoint (ptr @g to i8)> to <1 x i16>) to <1 x ptr>), ptr %p, align 1