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array_count_propagation.sil
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// RUN: %target-sil-opt -enable-sil-verify-all -array-count-propagation %s | %FileCheck %s
sil_stage canonical
import Builtin
import Swift
struct MyInt {
@_hasStorage var _value: Builtin.Int64
}
struct MyBool {}
struct _MyBridgeStorage {
@_hasStorage var rawValue : Builtin.BridgeObject
}
struct _MyArrayBuffer<T> {
@_hasStorage var _storage : _MyBridgeStorage
}
struct MyArray<T> {
@_hasStorage var _buffer : _MyArrayBuffer<T>
}
sil @swift_bufferAllocate : $@convention(thin)() -> @owned AnyObject
sil [_semantics "array.uninitialized"] @adoptStorage : $@convention(thin) (@owned AnyObject, MyInt, @thin MyArray<MyInt>.Type) -> @owned (MyArray<MyInt>, UnsafeMutablePointer<MyInt>)
sil [_semantics "array.get_count"] @getCount : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
sil [_semantics "array.get_element"] @getElement : $@convention(method) (MyInt, MyBool, @guaranteed MyArray<MyInt>) -> @out MyInt
sil [_semantics "array.uninitialized"] @allocateUninitialized : $@convention(thin) (MyInt, @thin MyArray<MyInt>.Type) -> @owned (MyArray<MyInt>, UnsafeMutablePointer<MyInt>)
sil [_semantics "array.finalize_intrinsic"] @finalize : $@convention(thin) (@owned MyArray<MyInt>) -> @owned MyArray<MyInt>
sil [_semantics "array.init"] @initRepeatedValueCount : $@convention(thin) (@in MyInt, MyInt, @thin MyArray<MyInt>.Type) -> @owned MyArray<MyInt>
sil [_semantics "array.init"] @initEmpty : $@convention(thin) (@thin MyArray<MyInt>.Type) -> @owned MyArray<MyInt>
// CHECK-LABEL: sil @test_adoptStorage
// CHECK: [[COUNTVAL:%.*]] = integer_literal $Builtin.Int64, 3
// CHECK: [[COUNT:%.*]] = struct $MyInt ([[COUNTVAL]]
// CHECK: [[GETCOUNTFUN:%.*]] = function_ref @getCount
// CHECK-NOT: apply [[GETCOUNTFUN]]
// CHECK: return [[COUNT]]
sil @test_adoptStorage : $@convention(thin) () -> MyInt {
bb0:
%0 = integer_literal $Builtin.Int64, 3
%1 = function_ref @swift_bufferAllocate : $@convention(thin) () -> @owned AnyObject
%2 = apply %1() : $@convention(thin) () -> @owned AnyObject
%3 = struct $MyInt(%0 : $Builtin.Int64)
%4 = metatype $@thin MyArray<MyInt>.Type
%5 = function_ref @adoptStorage : $@convention(thin) (@owned AnyObject, MyInt, @thin MyArray<MyInt>.Type) -> @owned (MyArray<MyInt>, UnsafeMutablePointer<MyInt>)
%6 = apply %5(%2, %3, %4) : $@convention(thin) (@owned AnyObject, MyInt, @thin MyArray<MyInt>.Type) -> @owned (MyArray<MyInt>, UnsafeMutablePointer<MyInt>)
%7 = tuple_extract %6 : $(MyArray<MyInt>, UnsafeMutablePointer<MyInt>), 0
%8a = tuple_extract %6 : $(MyArray<MyInt>, UnsafeMutablePointer<MyInt>), 1
%8 = mark_dependence %8a : $UnsafeMutablePointer<MyInt> on %7 : $MyArray<MyInt>
debug_value %7 : $MyArray<MyInt>
%f = function_ref @finalize : $@convention(thin) (@owned MyArray<MyInt>) -> @owned MyArray<MyInt>
%a = apply %f(%7) : $@convention(thin) (@owned MyArray<MyInt>) -> @owned MyArray<MyInt>
%9 = function_ref @getCount : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%10 = apply %9(%a) : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%12 = struct_extract %a : $MyArray<MyInt>, #MyArray._buffer
%13 = struct_extract %12 : $_MyArrayBuffer<MyInt>, #_MyArrayBuffer._storage
%14 = struct_extract %13 : $_MyBridgeStorage, #_MyBridgeStorage.rawValue
strong_release %14 : $Builtin.BridgeObject
return %10 : $MyInt
}
// CHECK-LABEL: sil @test_allocateUninitialized
// CHECK: [[COUNTVAL:%.*]] = integer_literal $Builtin.Int64, 3
// CHECK: [[COUNT:%.*]] = struct $MyInt ([[COUNTVAL]]
// CHECK: [[GETCOUNTFUN:%.*]] = function_ref @getCount
// CHECK-NOT: apply [[GETCOUNTFUN]]
// CHECK: return [[COUNT]]
sil @test_allocateUninitialized : $@convention(thin) () -> MyInt {
bb0:
%0 = integer_literal $Builtin.Int64, 3
%3 = struct $MyInt(%0 : $Builtin.Int64)
%4 = metatype $@thin MyArray<MyInt>.Type
%5 = function_ref @allocateUninitialized : $@convention(thin) (MyInt, @thin MyArray<MyInt>.Type) -> @owned (MyArray<MyInt>, UnsafeMutablePointer<MyInt>)
%6 = apply %5(%3, %4) : $@convention(thin) (MyInt, @thin MyArray<MyInt>.Type) -> @owned (MyArray<MyInt>, UnsafeMutablePointer<MyInt>)
%7 = tuple_extract %6 : $(MyArray<MyInt>, UnsafeMutablePointer<MyInt>), 0
%8a = tuple_extract %6 : $(MyArray<MyInt>, UnsafeMutablePointer<MyInt>), 1
%8 = mark_dependence %8a : $UnsafeMutablePointer<MyInt> on %7 : $MyArray<MyInt>
debug_value %7 : $MyArray<MyInt>
%9 = function_ref @getCount : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%10 = apply %9(%7) : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%12 = struct_extract %7 : $MyArray<MyInt>, #MyArray._buffer
%13 = struct_extract %12 : $_MyArrayBuffer<MyInt>, #_MyArrayBuffer._storage
%14 = struct_extract %13 : $_MyBridgeStorage, #_MyBridgeStorage.rawValue
%15 = function_ref @getElement : $@convention(method) (MyInt, MyBool, @guaranteed MyArray<MyInt>) -> @out MyInt
%16 = alloc_stack $MyInt
%17 = struct $MyBool()
%18 = apply %15(%16, %3, %17, %7) : $@convention(method) (MyInt, MyBool, @guaranteed MyArray<MyInt>) -> @out MyInt
strong_release %14 : $Builtin.BridgeObject
dealloc_stack %16 : $*MyInt
return %10 : $MyInt
}
// CHECK-LABEL: sil @test_initRepeatedValueCount
// CHECK: [[COUNTVAL:%.*]] = integer_literal $Builtin.Int64, 3
// CHECK: [[COUNT:%.*]] = struct $MyInt ([[COUNTVAL]]
// CHECK: [[GETCOUNTFUN:%.*]] = function_ref @getCount
// CHECK-NOT: apply [[GETCOUNTFUN]]
// CHECK: return [[COUNT]]
sil @test_initRepeatedValueCount : $@convention(thin) () -> MyInt {
bb0:
%0 = integer_literal $Builtin.Int64, 3
%1 = alloc_stack $MyInt
%3 = struct $MyInt(%0 : $Builtin.Int64)
store %3 to %1: $*MyInt
%4 = metatype $@thin MyArray<MyInt>.Type
%5 = function_ref @initRepeatedValueCount : $@convention(thin) (@in MyInt, MyInt, @thin MyArray<MyInt>.Type) -> @owned MyArray<MyInt>
%6 = apply %5(%1, %3, %4) : $@convention(thin) (@in MyInt, MyInt, @thin MyArray<MyInt>.Type) -> @owned MyArray<MyInt>
debug_value %6 : $MyArray<MyInt>
%9 = function_ref @getCount : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%10 = apply %9(%6) : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%12 = struct_extract %6 : $MyArray<MyInt>, #MyArray._buffer
%13 = struct_extract %12 : $_MyArrayBuffer<MyInt>, #_MyArrayBuffer._storage
%14 = struct_extract %13 : $_MyBridgeStorage, #_MyBridgeStorage.rawValue
%15 = function_ref @getElement : $@convention(method) (MyInt, MyBool, @guaranteed MyArray<MyInt>) -> @out MyInt
%16 = alloc_stack $MyInt
%17 = struct $MyBool()
%18 = apply %15(%16, %3, %17, %6) : $@convention(method) (MyInt, MyBool, @guaranteed MyArray<MyInt>) -> @out MyInt
strong_release %14 : $Builtin.BridgeObject
dealloc_stack %16 : $*MyInt
dealloc_stack %1 : $*MyInt
return %10 : $MyInt
}
// CHECK-LABEL: sil @test_escape
// CHECK: [[GETCOUNTFUN:%.*]] = function_ref @getCount
// CHECK: [[RESULT:%.*]] = apply [[GETCOUNTFUN]]
// CHECK: return [[RESULT]]
sil @test_escape : $@convention(thin) () -> MyInt {
bb0:
%0 = integer_literal $Builtin.Int64, 3
%15 = alloc_stack $MyArray<MyInt>
%1 = function_ref @swift_bufferAllocate : $@convention(thin) () -> @owned AnyObject
%2 = apply %1() : $@convention(thin) () -> @owned AnyObject
%3 = struct $MyInt(%0 : $Builtin.Int64)
%4 = metatype $@thin MyArray<MyInt>.Type
%5 = function_ref @adoptStorage : $@convention(thin) (@owned AnyObject, MyInt, @thin MyArray<MyInt>.Type) -> @owned (MyArray<MyInt>, UnsafeMutablePointer<MyInt>)
%6 = apply %5(%2, %3, %4) : $@convention(thin) (@owned AnyObject, MyInt, @thin MyArray<MyInt>.Type) -> @owned (MyArray<MyInt>, UnsafeMutablePointer<MyInt>)
%7 = tuple_extract %6 : $(MyArray<MyInt>, UnsafeMutablePointer<MyInt>), 0
%8a = tuple_extract %6 : $(MyArray<MyInt>, UnsafeMutablePointer<MyInt>), 1
%8 = mark_dependence %8a : $UnsafeMutablePointer<MyInt> on %7 : $MyArray<MyInt>
store %7 to %15 : $*MyArray<MyInt>
debug_value %7 : $MyArray<MyInt>
%9 = function_ref @getCount : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%10 = apply %9(%7) : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%12 = struct_extract %7 : $MyArray<MyInt>, #MyArray._buffer
%13 = struct_extract %12 : $_MyArrayBuffer<MyInt>, #_MyArrayBuffer._storage
%14 = struct_extract %13 : $_MyBridgeStorage, #_MyBridgeStorage.rawValue
strong_release %14 : $Builtin.BridgeObject
dealloc_stack %15 : $*MyArray<MyInt>
return %10 : $MyInt
}
// CHECK-LABEL: sil @test_mayWrite
// CHECK: [[GETCOUNTFUN:%.*]] = function_ref @getCount
// CHECK: [[RESULT:%.*]] = apply [[GETCOUNTFUN]]
// CHECK: return [[RESULT]]
sil @mayWrite : $@convention(thin) (@guaranteed MyArray<MyInt>) -> ()
sil @test_mayWrite : $@convention(thin) () -> MyInt {
bb0:
%0 = integer_literal $Builtin.Int64, 3
%1 = function_ref @swift_bufferAllocate : $@convention(thin) () -> @owned AnyObject
%2 = apply %1() : $@convention(thin) () -> @owned AnyObject
%3 = struct $MyInt(%0 : $Builtin.Int64)
%4 = metatype $@thin MyArray<MyInt>.Type
%5 = function_ref @adoptStorage : $@convention(thin) (@owned AnyObject, MyInt, @thin MyArray<MyInt>.Type) -> @owned (MyArray<MyInt>, UnsafeMutablePointer<MyInt>)
%6 = apply %5(%2, %3, %4) : $@convention(thin) (@owned AnyObject, MyInt, @thin MyArray<MyInt>.Type) -> @owned (MyArray<MyInt>, UnsafeMutablePointer<MyInt>)
%7 = tuple_extract %6 : $(MyArray<MyInt>, UnsafeMutablePointer<MyInt>), 0
%8a = tuple_extract %6 : $(MyArray<MyInt>, UnsafeMutablePointer<MyInt>), 1
%8 = mark_dependence %8a : $UnsafeMutablePointer<MyInt> on %7 : $MyArray<MyInt>
debug_value %7 : $MyArray<MyInt>
%15 = function_ref @mayWrite : $@convention(thin) (@guaranteed MyArray<MyInt>) -> ()
%16 = apply %15(%7) : $@convention(thin) (@guaranteed MyArray<MyInt>) -> ()
%9 = function_ref @getCount : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%10 = apply %9(%7) : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%12 = struct_extract %7 : $MyArray<MyInt>, #MyArray._buffer
%13 = struct_extract %12 : $_MyArrayBuffer<MyInt>, #_MyArrayBuffer._storage
%14 = struct_extract %13 : $_MyBridgeStorage, #_MyBridgeStorage.rawValue
strong_release %14 : $Builtin.BridgeObject
return %10 : $MyInt
}
// We don't handle empty array allocations yet.
// CHECK-LABEL: sil @test_initEmpty
// CHECK: [[GETCOUNTFUN:%.*]] = function_ref @getCount
// CHECK: [[RESULT:%.*]] = apply [[GETCOUNTFUN]]
// CHECK: return [[RESULT]]
sil @test_initEmpty : $@convention(thin) () -> MyInt {
bb0:
%4 = metatype $@thin MyArray<MyInt>.Type
%5 = function_ref @initEmpty : $@convention(thin) (@thin MyArray<MyInt>.Type) -> @owned MyArray<MyInt>
%6 = apply %5(%4) : $@convention(thin) (@thin MyArray<MyInt>.Type) -> @owned MyArray<MyInt>
debug_value %6 : $MyArray<MyInt>
%9 = function_ref @getCount : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%10 = apply %9(%6) : $@convention(method) (@guaranteed MyArray<MyInt>) -> MyInt
%12 = struct_extract %6 : $MyArray<MyInt>, #MyArray._buffer
%13 = struct_extract %12 : $_MyArrayBuffer<MyInt>, #_MyArrayBuffer._storage
%14 = struct_extract %13 : $_MyBridgeStorage, #_MyBridgeStorage.rawValue
strong_release %14 : $Builtin.BridgeObject
return %10 : $MyInt
}