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// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST1
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST2
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST3
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST4
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST5
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST6
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST7
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST8
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST9
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST10
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST11
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST12
// RUN: %target-swift-frontend -O -emit-sil -Xllvm -debug-only=cowarray-opts -primary-file %s 2>&1 | %FileCheck %s --check-prefix=TEST13
// REQUIRES: asserts,swift_stdlib_no_asserts,optimized_stdlib
// TEST1-LABEL: COW Array Opts in Func {{.*}}inoutarr{{.*}}
// TEST1: Hoisting make_mutable
// TEST1: COW Array Opts
func inoutarr(a: inout [Int]) {
for i in 0..<a.count {
a[i] = 0
}
}
struct S {
var a: [Int]
}
// TEST2-LABEL: COW Array Opts in Func {{.*}}arrelt{{.*}}
// TEST2: Hoisting make_mutable
// TEST2: COW Array Opts
func arrelt(s: inout S) {
for i in 0..<s.a.count {
s.a[i] = 0
}
}
class Array_in_class {
final var A : [Int]
final var B : [Int]
final var C : [[Int]]
init() {
A = []
B = []
C = [[]]
}
// TEST3-LABEL: COW Array Opts in Func {{.*}}hoistInClass{{.*}}
// TEST3: Hoisting make_mutable
// TEST3: COW Array Opts
func hoistInClass() {
for i in 0..<A.count {
A[i] = 0
}
}
// TEST4-LABEL: COW Array Opts in Func {{.*}}hoistInClass2Arr{{.*}}
// TEST4: Hoisting make_mutable
// TEST4: COW Array Opts
func hoistInClass2Arr() {
for i in 0..<A.count {
A[i] = 0
B[i] = 2
}
}
// TEST5-LABEL: COW Array Opts in Func {{.*}}dontHoistInClassAppend{{.*}}
// TEST5-NOT: Hoisting make_mutable
// TEST5: COW Array Opts in Func
func dontHoistInClassAppend() {
for i in 0..<A.count {
A[i] = 0
C.append(A)
}
}
}
struct Array2d {
var A : [Int]
var cols : Int
var rows : Int
}
// TEST6-LABEL: COW Array Opts in Func {{.*}}test2DArrayLoop{{.*}}
// TEST6: Array Opts in Loop Loop at depth 2
// TEST6-NOT: COW Array Opts in
// TEST6: Hoisting make_mutable
// TEST6: Array Opts in Loop Loop at depth 1
// TEST6-NOT: COW Array Opts in
// TEST6: Hoisting make_mutable
// TEST6: COW Array Opts in
func test2DArrayLoop(A: inout Array2d) {
for r in 0 ..< A.rows {
for c in 0 ..< A.cols {
A.A[r*A.cols+c] += 1
}
}
}
class AClass {}
// TEST7-LABEL: COW Array Opts in Func {{.*}}hoistArrayOfClasses{{.*}}
// TEST7: Hoisting make_mutable
// TEST7: COW Array Opts
func hoistArrayOfClasses(A: inout [AClass], x: AClass) {
for i in 0 ..< A.count {
A[i] = x
}
}
// TEST8-LABEL: COW Array Opts in Func {{.*}}hoistMutableOfAppend{{.*}}
// TEST8: Hoisting make_mutable
// TEST8: COW Array Opts
func hoistMutableOfAppend(A: inout [Int]) {
for i in 0 ..< 10 {
A.append(i)
}
}
@inline(never)
func use(_ a: [Int]) {
}
class ArrayHolder {
final var A : [[Int]]
init() { A = [] }
// TEST9-LABEL: COW Array Opts in Func {{.*}}hoist2DArrayInClass
// TEST9: Hoisting make_mutable
// TEST9: COW Array Opts
func hoist2DArrayInClass() {
for i in 0 ..< 10 {
for y in 0 ..< 10 {
A[i][y] = A[i][y] * 2
}
}
}
// TEST10-LABEL: COW Array Opts in Func {{.*}}dontHoist2DArray
// TEST10-NOT: Hoisting make_mutable
// TEST10: COW Array Opts
func dontHoist2DArray(){
var escape : [Int] = []
for i in 0 ..< A.count {
for y in 0 ..< A[i].count {
escape = A[i]
A[i][y] = A[i][y] * 2
}
}
use(escape)
}
// TEST11-LABEL: COW Array Opts in Func {{.*}}dontHoist2DArray2
// TEST11-NOT: Hoisting make_mutable
// TEST11: COW Array Opts
func dontHoist2DArray2(){
let b = [0]
for i in 0 ..< A.count {
for y in 0 ..< A[i].count {
A[1] = b
A[i][y] = A[i][y] * 2
}
}
}
// TEST12-LABEL: COW Array Opts in Func {{.*}}dontHoist2DArray3
// TEST12-NOT: Hoisting make_mutable
// TEST12: COW Array Opts
func dontHoist2DArray3() {
for i in 0 ..< A.count {
for y in 0 ..< A[i].count {
A[i].append(2)
A[i][y] = A[i][y] * 2
}
}
}
}
// TEST13-LABEL: COW Array Opts in Func {{.*}}hoist2DArray
// TEST13: Hoisting make_mutable
// TEST13: COW Array Opts
func hoist2DArray(a: inout [[Int]]) {
for i in 0 ..< a.count {
for y in 0 ..< a[i].count {
a[i][y] = a[i][y] * 2
}
}
}
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