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| 1 | +// RUN: %target-swift-frontend -module-name Swift -emit-sil %s | %FileCheck %s |
| 2 | + |
| 3 | +@_silgen_name("makeUpAPointer") |
| 4 | +func makeUpAPointer<T: ~Copyable>() -> UnsafePointer<T> |
| 5 | +@_silgen_name("makeUpAMutablePointer") |
| 6 | +func makeUpAPointer<T: ~Copyable>() -> UnsafeMutablePointer<T> |
| 7 | +@_silgen_name("makeUpAnInt") |
| 8 | +func makeUpAnInt() -> Int |
| 9 | + |
| 10 | +class X {} |
| 11 | + |
| 12 | +struct NC: ~Copyable { |
| 13 | + var x: Any = X() |
| 14 | + deinit {} |
| 15 | +} |
| 16 | + |
| 17 | +struct S { |
| 18 | + var data: NC { |
| 19 | + unsafeAddress { return makeUpAPointer() } |
| 20 | + } |
| 21 | + |
| 22 | + var mutableData: NC { |
| 23 | + unsafeAddress { return makeUpAPointer() } |
| 24 | + unsafeMutableAddress { return makeUpAPointer() } |
| 25 | + } |
| 26 | +} |
| 27 | + |
| 28 | +struct SNC: ~Copyable { |
| 29 | + var data: NC { |
| 30 | + unsafeAddress { return makeUpAPointer() } |
| 31 | + } |
| 32 | + |
| 33 | + var mutableData: NC { |
| 34 | + unsafeAddress { return makeUpAPointer() } |
| 35 | + unsafeMutableAddress { return makeUpAPointer() } |
| 36 | + } |
| 37 | +} |
| 38 | + |
| 39 | +class C { |
| 40 | + final var data: NC { |
| 41 | + unsafeAddress { return makeUpAPointer() } |
| 42 | + } |
| 43 | + |
| 44 | + final var mutableData: NC { |
| 45 | + unsafeAddress { return makeUpAPointer() } |
| 46 | + unsafeMutableAddress { return makeUpAPointer() } |
| 47 | + } |
| 48 | +} |
| 49 | + |
| 50 | +func borrow(_ nc: borrowing NC) {} |
| 51 | +func mod(_ nc: inout NC) {} |
| 52 | + |
| 53 | +// CHECK-LABEL: sil hidden @$s4main11testCBorrow1cyAA1CC_tF : $@convention(thin) (@guaranteed C) -> () { |
| 54 | +// CHECK: [[ADR:%.*]] = pointer_to_address %4 to [strict] $*NC |
| 55 | +// CHECK: [[MD:%.*]] = mark_dependence [nonescaping] [[ADR]] on %0 |
| 56 | +// CHECK: begin_access [read] [unsafe] [[MD]] |
| 57 | +// CHECK: apply |
| 58 | +// CHECK: end_access |
| 59 | +// CHECK-LABEL: } // end sil function '$s4main11testCBorrow1cyAA1CC_tF' |
| 60 | +func testCBorrow(c: C) { |
| 61 | + borrow(c.data) |
| 62 | +} |
| 63 | + |
| 64 | +// CHECK-LABEL: sil hidden @$s4main8testCMod1cyAA1CC_tF : $@convention(thin) (@guaranteed C) -> () { |
| 65 | +// CHECK: [[ADR:%.*]] = pointer_to_address %{{.*}} to [strict] $*NC |
| 66 | +// CHECK: [[MD:%.*]] = mark_dependence [nonescaping] [[ADR]] on %0 |
| 67 | +// CHECK: begin_access [modify] [unsafe] [[MD]] |
| 68 | +// CHECK: apply |
| 69 | +// CHECK: end_access |
| 70 | +// CHECK-LABEL: } // end sil function '$s4main8testCMod1cyAA1CC_tF' |
| 71 | +func testCMod(c: C) { |
| 72 | + mod(&c.mutableData) |
| 73 | +} |
| 74 | + |
| 75 | +// CHECK-LABEL: sil hidden @$s4main11testSBorrow1syAA1SV_tF : $@convention(thin) (S) -> () { |
| 76 | +// CHECK: [[ADR:%.*]] = pointer_to_address %{{.*}} to [strict] $*NC |
| 77 | +// CHECK: [[MD:%.*]] = mark_dependence [nonescaping] [[ADR]] on %0 |
| 78 | +// CHECK: begin_access [read] [unsafe] [[MD]] |
| 79 | +// CHECK: apply |
| 80 | +// CHECK: end_access |
| 81 | +// CHECK-LABEL: } // end sil function '$s4main11testSBorrow1syAA1SV_tF' |
| 82 | +func testSBorrow(s: S) { |
| 83 | + borrow(s.data) |
| 84 | +} |
| 85 | + |
| 86 | +// CHECK-LABEL: sil hidden @$s4main8testSMod1syAA1SVz_tF : $@convention(thin) (@inout S) -> () { |
| 87 | +// CHECK: [[ACCESS:%.*]] = begin_access [modify] [static] %0 |
| 88 | +// CHECK: [[ADR:%.*]] = pointer_to_address %{{.*}} to [strict] $*NC |
| 89 | +// CHECK: [[MD:%.*]] = mark_dependence [nonescaping] [[ADR]] on [[ACCESS]] |
| 90 | +// CHECK: begin_access [modify] [unsafe] [[MD]] |
| 91 | +// CHECK: apply |
| 92 | +// CHECK: end_access |
| 93 | +// CHECK-LABEL: } // end sil function '$s4main8testSMod1syAA1SVz_tF' |
| 94 | +func testSMod(s: inout S) { |
| 95 | + mod(&s.mutableData) |
| 96 | +} |
| 97 | + |
| 98 | +// CHECK-LABEL: sil hidden @$s4main16testSInoutBorrow5mut_syAA1SVz_tF : $@convention(thin) (@inout S) -> () { |
| 99 | +// CHECK: [[ACCESS:%.*]] = begin_access [read] [static] %0 |
| 100 | +// CHECK: [[ADR:%.*]] = pointer_to_address %{{.*}} to [strict] $*NC |
| 101 | +// CHECK: [[MD:%.*]] = mark_dependence [nonescaping] [[ADR]] on [[ACCESS]] |
| 102 | +// CHECK: begin_access [read] [unsafe] [[MD]] |
| 103 | +// CHECK: apply |
| 104 | +// CHECK: end_access |
| 105 | +// CHECK-LABEL: } // end sil function '$s4main16testSInoutBorrow5mut_syAA1SVz_tF' |
| 106 | +func testSInoutBorrow(mut_s s: inout S) { |
| 107 | + borrow(s.data) |
| 108 | +} |
| 109 | + |
| 110 | +// CHECK-LABEL: sil hidden @$s4main19testSInoutMutBorrow5mut_syAA1SVz_tF : $@convention(thin) (@inout S) -> () { |
| 111 | +// CHECK: [[ACCESS:%.*]] = begin_access [read] [static] %0 |
| 112 | +// CHECK: [[ADR:%.*]] = pointer_to_address %{{.*}} to [strict] $*NC |
| 113 | +// CHECK: [[MD:%.*]] = mark_dependence [nonescaping] [[ADR]] on [[ACCESS]] |
| 114 | +// CHECK: begin_access [read] [unsafe] [[MD]] |
| 115 | +// CHECK: apply |
| 116 | +// CHECK: end_access |
| 117 | +// CHECK-LABEL: } // end sil function '$s4main19testSInoutMutBorrow5mut_syAA1SVz_tF' |
| 118 | +func testSInoutMutBorrow(mut_s s: inout S) { |
| 119 | + borrow(s.mutableData) |
| 120 | +} |
| 121 | + |
| 122 | +// CHECK-LABEL: sil hidden @$s4main13testSInoutMod5mut_syAA1SVz_tF : $@convention(thin) (@inout S) -> () { |
| 123 | +// CHECK: [[ACCESS:%.*]] = begin_access [modify] [static] %0 |
| 124 | +// CHECK: [[ADR:%.*]] = pointer_to_address %{{.*}} to [strict] $*NC |
| 125 | +// CHECK: [[MD:%.*]] = mark_dependence [nonescaping] [[ADR]] on [[ACCESS]] |
| 126 | +// CHECK: begin_access [modify] [unsafe] [[MD]] |
| 127 | +// CHECK: apply |
| 128 | +// CHECK: end_access |
| 129 | +// CHECK-LABEL: } // end sil function '$s4main13testSInoutMod5mut_syAA1SVz_tF' |
| 130 | +func testSInoutMod(mut_s s: inout S) { |
| 131 | + mod(&s.mutableData) |
| 132 | +} |
| 133 | + |
| 134 | +// CHECK-LABEL: sil hidden @$s4main13testSNCBorrow3sncyAA3SNCV_tF : $@convention(thin) (@guaranteed SNC) -> () { |
| 135 | +// CHECK: [[ADR:%.*]] = pointer_to_address %{{.*}} to [strict] $*NC |
| 136 | +// CHECK: [[MD:%.*]] = mark_dependence [nonescaping] [[ADR]] on %0 |
| 137 | +// CHECK: begin_access [read] [unsafe] [[MD]] |
| 138 | +// CHECK: apply |
| 139 | +// CHECK: end_access |
| 140 | +// CHECK-LABEL: } // end sil function '$s4main13testSNCBorrow3sncyAA3SNCV_tF' |
| 141 | +func testSNCBorrow(snc: borrowing SNC) { |
| 142 | + borrow(snc.data) |
| 143 | +} |
| 144 | + |
| 145 | +// CHECK-LABEL: sil hidden @$s4main16testSNCMutBorrow3sncyAA3SNCV_tF : $@convention(thin) (@guaranteed SNC) -> () { |
| 146 | +// CHECK: [[ADR:%.*]] = pointer_to_address %{{.*}} to [strict] $*NC |
| 147 | +// CHECK: [[MD:%.*]] = mark_dependence [nonescaping] [[ADR]] on %0 |
| 148 | +// CHECK: begin_access [read] [unsafe] [[MD]] |
| 149 | +// CHECK: apply |
| 150 | +// CHECK: end_access |
| 151 | +// CHECK-LABEL: } // end sil function '$s4main16testSNCMutBorrow3sncyAA3SNCV_tF' |
| 152 | +func testSNCMutBorrow(snc: borrowing SNC) { |
| 153 | + borrow(snc.mutableData) |
| 154 | +} |
| 155 | + |
| 156 | +// CHECK-LABEL: sil hidden @$s4main10testSNCMod7mut_sncyAA3SNCVz_tF : $@convention(thin) (@inout SNC) -> () { |
| 157 | +// CHECK: [[ACCESS:%.*]] = begin_access [modify] [static] %0 |
| 158 | +// CHECK: [[ADR:%.*]] = pointer_to_address %{{.*}} to [strict] $*NC |
| 159 | +// CHECK: [[MD:%.*]] = mark_dependence [nonescaping] [[ADR]] on [[ACCESS]] |
| 160 | +// CHECK: begin_access [modify] [unsafe] [[MD]] |
| 161 | +// CHECK: apply |
| 162 | +// CHECK: end_access |
| 163 | +// CHECK-LABEL: } // end sil function '$s4main10testSNCMod7mut_sncyAA3SNCVz_tF' |
| 164 | +func testSNCMod(mut_snc snc: inout SNC) { |
| 165 | + mod(&snc.mutableData) |
| 166 | +} |
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