File: loadable_by_address_reg2mem_fixed_array.sil

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// %target-swift-frontend %s  -Xllvm -sil-print-after=loadable-address -import-objc-header %S/Inputs/large_c.h -c -o %t/t.o 2>&1 | %FileCheck %s

// RUN: %target-swift-frontend %s -disable-availability-checking -enable-experimental-feature ValueGenerics -enable-experimental-feature BuiltinModule  -Xllvm -sil-print-after=loadable-address -c -o %t/t.o 2>&1 | %FileCheck %s

// REQUIRES: swift_feature_BuiltinModule
// REQUIRES: swift_feature_ValueGenerics

// wasm currently disables aggressive reg2mem
// UNSUPPORTED: wasm
// UNSUPPORTED: OS=wasi
// UNSUPPORTED: CPU=wasm32

import Builtin
import Swift


sil_stage canonical

// CHECK: sil @test1 : $@convention(thin) (@in_guaranteed Builtin.FixedArray<16, Builtin.Int64>) -> () {
// CHECK-NOT: load
// CHECK-NOT: store
// CHECK:   alloc_stack $Builtin.FixedArray<16, Builtin.Int64>
// CHECK-NOT: load
// CHECK-NOT: store
// CHECK:   copy_addr [take] {{.*}} to [init] {{.*}} : $*Builtin.FixedArray<16, Builtin.Int64>
// CHECK-NOT: load
// CHECK-NOT: store
// CHECK: } // end sil function 'test1'

sil @test1 : $@convention(thin) (Builtin.FixedArray<16, Builtin.Int64>) -> () {
bb0(%0 : $Builtin.FixedArray<16, Builtin.Int64>):
  %1 = alloc_stack $Builtin.FixedArray<16, Builtin.Int64>
  %2 = alloc_stack $Builtin.FixedArray<16, Builtin.Int64>
  store %0 to %1 : $*Builtin.FixedArray<16, Builtin.Int64>
  %3 = load %1 : $*Builtin.FixedArray<16, Builtin.Int64>
  store %3 to %2 : $*Builtin.FixedArray<16, Builtin.Int64>
  dealloc_stack %2 : $*Builtin.FixedArray<16, Builtin.Int64>
  dealloc_stack %1 : $*Builtin.FixedArray<16, Builtin.Int64>
  %t = tuple ()
  return %t : $()
}