1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
// RUN: %target-sil-opt %s -alloc-vector-lowering -enable-experimental-feature FixedArrays | %FileCheck %s
// REQUIRES: swift_in_compiler
sil_stage canonical
import Builtin
import Swift
@_moveOnly public struct FixedArray<T> {
@_hasStorage let buffer: UnsafeMutablePointer<T> { get }
@_hasStorage public let capacity: Int64 { get }
@_hasStorage internal var _count: Int64 { get set }
public struct _Literal {
@_hasStorage let array: [T] { get }
typealias ArrayLiteralElement = T
}
}
sil_global @global_fixed_array : $FixedArray<Int64>
sil_global @global_fixed_array2 : $UnsafeMutablePointer<Int64>
// CHECK-LABEL: sil_global private @global_init_with_array_initializationTv_ : $Int64 = {
// CHECK-NEXT: %0 = integer_literal $Builtin.Int64, 1
// CHECK-NEXT: %1 = struct $Int64 (%0 : $Builtin.Int64)
// CHECK-NEXT: %2 = integer_literal $Builtin.Int64, 2
// CHECK-NEXT: %3 = struct $Int64 (%2 : $Builtin.Int64)
// CHECK-NEXT: %initval = vector (%1 : $Int64, %3 : $Int64)
// CHECK-LABEL: sil_global private @global_init_uninitializedTv_ : $Int64 = {
// CHECK-NEXT: %0 = integer_literal $Builtin.Word, 10
// CHECK-NEXT: %initval = alloc_vector $Int64, %0 : $Builtin.Word
sil [_semantics "array.uninitialized_intrinsic"] @alloc_uninitialized_array : $@convention(thin) <τ_0_0> (Builtin.Word) -> (@owned Array<τ_0_0>, Builtin.RawPointer)
sil [_semantics "array.finalize_intrinsic"] @finalize_array : $@convention(thin) <Element> (@owned Array<Element>) -> @owned Array<Element>
sil [_semantics "array.get_count"] @array_count : $@convention(method) <τ_0_0> (@guaranteed Array<τ_0_0>) -> Int64
sil [_semantics "array.copy_into_vector"] @array_copy_into_vector : $@convention(method) <Element> (UnsafeMutablePointer<Element>, @guaranteed Array<Element>) -> ()
// CHECK-LABEL: sil [ossa] @stack_allocated :
// CHECK: [[C:%.*]] = integer_literal $Builtin.Word, 10
// CHECK: [[V:%.*]] = alloc_vector $Int64, [[C]]
// CHECK: bb1:
// CHECK: dealloc_stack {{.*}} : $*Builtin.RawPointer
// CHECK: dealloc_stack [[V]] : $*Int64
// CHECK: bb2:
// CHECK: dealloc_stack {{.*}} : $*Builtin.RawPointer
// CHECK: dealloc_stack [[V]] : $*Int64
// CHECK: bb3:
// CHECK: } // end sil function 'stack_allocated'
sil [ossa] @stack_allocated : $@convention(thin) () -> () {
%8 = integer_literal $Builtin.Word, 10
%9 = metatype $@thin Int64.Type
%10 = builtin "allocVector"<Int64>(%9 : $@thin Int64.Type, %8 : $Builtin.Word) : $Builtin.RawPointer
%11 = alloc_stack $Builtin.RawPointer
store %10 to [trivial] %11 : $*Builtin.RawPointer
cond_br undef, bb1, bb2
bb1:
dealloc_stack %11 : $*Builtin.RawPointer
br bb3
bb2:
dealloc_stack %11 : $*Builtin.RawPointer
br bb3
bb3:
%r = tuple()
return %r : $()
}
// CHECK-LABEL: sil [global_init_once_fn] [ossa] @global_init_with_array_initialization :
// CHECK: [[G:%.*]] = global_addr @global_init_with_array_initializationTv_
// CHECK: [[P:%.*]] = address_to_pointer [[G]]
// CHECK: [[UMP:%.*]] = struct $UnsafeMutablePointer<Int64> ([[P]] : $Builtin.RawPointer)
// CHECK: [[BA:%.*]] = struct_element_addr {{%.*}} : $*FixedArray<Int64>, #FixedArray.buffer
// CHECK: store [[UMP]] to [trivial] [[BA]]
// CHECK: } // end sil function 'global_init_with_array_initialization'
sil [global_init_once_fn] [ossa] @global_init_with_array_initialization : $@convention(thin) () -> () {
bb0:
alloc_global @global_fixed_array
%2 = global_addr @global_fixed_array : $*FixedArray<Int64>
%3 = integer_literal $Builtin.Word, 2
%4 = function_ref @alloc_uninitialized_array : $@convention(thin) <τ_0_0> (Builtin.Word) -> (@owned Array<τ_0_0>, Builtin.RawPointer)
%5 = apply %4<Int64>(%3) : $@convention(thin) <τ_0_0> (Builtin.Word) -> (@owned Array<τ_0_0>, Builtin.RawPointer)
(%6, %7) = destructure_tuple %5 : $(Array<Int64>, Builtin.RawPointer)
%8 = mark_dependence %7 : $Builtin.RawPointer on %6 : $Array<Int64>
%9 = pointer_to_address %8 : $Builtin.RawPointer to [strict] $*Int64
%10 = integer_literal $Builtin.Int64, 1
%11 = struct $Int64 (%10 : $Builtin.Int64)
store %11 to [trivial] %9 : $*Int64
%13 = integer_literal $Builtin.Word, 1
%14 = index_addr %9 : $*Int64, %13 : $Builtin.Word
%15 = integer_literal $Builtin.Int64, 2
%16 = struct $Int64 (%15 : $Builtin.Int64)
store %16 to [trivial] %14 : $*Int64
%23 = function_ref @finalize_array : $@convention(thin) <τ_0_0> (@owned Array<τ_0_0>) -> @owned Array<τ_0_0>
%24 = apply %23<Int64>(%6) : $@convention(thin) <τ_0_0> (@owned Array<τ_0_0>) -> @owned Array<τ_0_0>
%25 = copy_value %24 : $Array<Int64>
%34 = struct $FixedArray<Int64>._Literal (%25 : $Array<Int64>)
destroy_value %34 : $FixedArray<Int64>._Literal
%36 = alloc_stack [lexical] $FixedArray<Int64>
%37 = function_ref @array_count : $@convention(method) <τ_0_0> (@guaranteed Array<τ_0_0>) -> Int64
%38 = apply %37<Int64>(%24) : $@convention(method) <τ_0_0> (@guaranteed Array<τ_0_0>) -> Int64
%39 = begin_access [modify] [static] %36 : $*FixedArray<Int64>
%40 = struct_element_addr %39 : $*FixedArray<Int64>, #FixedArray._count
store %38 to [trivial] %40 : $*Int64
end_access %39 : $*FixedArray<Int64>
%43 = begin_access [modify] [static] %36 : $*FixedArray<Int64>
%44 = struct_element_addr %43 : $*FixedArray<Int64>, #FixedArray.capacity
store %38 to [trivial] %44 : $*Int64
end_access %43 : $*FixedArray<Int64>
%47 = begin_borrow %24 : $Array<Int64>
%48 = function_ref @array_count : $@convention(method) <τ_0_0> (@guaranteed Array<τ_0_0>) -> Int64
%49 = apply %48<Int64>(%47) : $@convention(method) <τ_0_0> (@guaranteed Array<τ_0_0>) -> Int64
%50 = struct_extract %49 : $Int64, #Int64._value
%52 = metatype $@thin Int64.Type
%53 = builtin "allocVector"<Int64>(%52 : $@thin Int64.Type, %50 : $Builtin.Int64) : $Builtin.RawPointer
%54 = struct $UnsafeMutablePointer<Int64> (%53 : $Builtin.RawPointer)
%55 = function_ref @array_copy_into_vector : $@convention(method) <τ_0_0> (UnsafeMutablePointer<τ_0_0>, @guaranteed Array<τ_0_0>) -> ()
%56 = apply %55<Int64>(%54, %47) : $@convention(method) <τ_0_0> (UnsafeMutablePointer<τ_0_0>, @guaranteed Array<τ_0_0>) -> ()
end_borrow %47 : $Array<Int64>
%58 = begin_access [modify] [static] %36 : $*FixedArray<Int64>
%59 = struct_element_addr %58 : $*FixedArray<Int64>, #FixedArray.buffer
store %54 to [trivial] %59 : $*UnsafeMutablePointer<Int64>
end_access %58 : $*FixedArray<Int64>
%62 = load [take] %36 : $*FixedArray<Int64>
destroy_value %24 : $Array<Int64>
dealloc_stack %36 : $*FixedArray<Int64>
store %62 to [init] %2 : $*FixedArray<Int64>
%67 = tuple ()
return %67 : $()
}
// CHECK-LABEL: sil [global_init_once_fn] [ossa] @global_init_uninitialized :
// CHECK: [[A:%.*]] = alloc_stack $UnsafeMutablePointer<Int64>
// CHECK: [[G:%.*]] = global_addr @global_init_uninitializedTv_
// CHECK: [[P:%.*]] = address_to_pointer [[G]]
// CHECK: [[UMP:%.*]] = struct $UnsafeMutablePointer<Int64> ([[P]] : $Builtin.RawPointer)
// CHECK: store [[UMP]] to [trivial] [[A]]
// CHECK: } // end sil function 'global_init_uninitialized'
sil [global_init_once_fn] [ossa] @global_init_uninitialized : $@convention(thin) () -> () {
bb0:
alloc_global @global_fixed_array2
%2 = global_addr @global_fixed_array2 : $*UnsafeMutablePointer<Int64>
%5 = alloc_stack $UnsafeMutablePointer<Int64>
%10 = integer_literal $Builtin.Word, 10
%11 = metatype $@thin Int64.Type
%12 = builtin "allocVector"<Int64>(%11 : $@thin Int64.Type, %10 : $Builtin.Word) : $Builtin.RawPointer
%13 = struct $UnsafeMutablePointer<Int64> (%12 : $Builtin.RawPointer)
store %13 to [trivial] %5 : $*UnsafeMutablePointer<Int64>
%24 = load [trivial] %5 : $*UnsafeMutablePointer<Int64>
dealloc_stack %5 : $*UnsafeMutablePointer<Int64>
store %24 to [trivial] %2 : $*UnsafeMutablePointer<Int64>
%27 = tuple ()
return %27 : $()
}
|
