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// RUN: %target-sil-opt -enable-sil-verify-all %s -licm | %FileCheck %s
// REQUIRES: objc_interop
//--- input.sil
sil_stage canonical
import Builtin
import Swift
import Foundation
typealias Mantissa = (UInt16, UInt16, UInt16, UInt16, UInt16, UInt16, UInt16, UInt16)
// CHECK-LABEL: sil @struct_extract_from_decimal : {{.*}} {
// CHECK: bb0([[POINTER:%[^,]+]] :
// CHECK-SAME: [[NEW_MANTISSA:%[^,]+]] :
// CHECK: [[ADDR:%[^,]+]] = pointer_to_address [[POINTER]]
// CHECK: [[A_ADDR:%[^,]+]] = struct_element_addr [[ADDR]]
// CHECK-SAME: #Decimal._mantissa
// CHECK: br [[BODY:bb[0-9]+]]
// CHECK: [[BODY]]:
// CHECK: [[VALUE_2:%[^,]+]] = load [[ADDR]] : $*Decimal
// CHECK: [[MANTISSA:%[^,]+]] = struct_extract [[VALUE_2]]
// CHECK-SAME: #Decimal._mantissa
// CHECK: store [[NEW_MANTISSA]] to [[A_ADDR]]
// CHECK: cond_br undef, [[BACKEDGE:bb[0-9]+]], [[EXIT:bb[0-9]+]]
// CHECK: [[BACKEDGE]]:
// CHECK: br [[BODY]]
// CHECK: [[EXIT]]:
// CHECK: return [[MANTISSA]]
// CHECK-LABEL: } // end sil function 'struct_extract_from_decimal'
sil @struct_extract_from_decimal : $@convention(thin) (Builtin.RawPointer, Mantissa) -> (Mantissa) {
bb0(%pointer : $Builtin.RawPointer, %newMantissa : $Mantissa):
%addr = pointer_to_address %pointer : $Builtin.RawPointer to $*Decimal
br bb1
bb1:
%value2 = load %addr : $*Decimal
%a = struct_extract %value2 : $Decimal, #Decimal._mantissa
%a_addr = struct_element_addr %addr : $*Decimal, #Decimal._mantissa
store %newMantissa to %a_addr : $*Mantissa
cond_br undef, bb2, bb3
bb2:
br bb1
bb3:
return %a : $Mantissa
}
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