//===--- SIMDFloatConcreteOperations.swift --------------------*- swift -*-===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2021-2025 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//

%{
from SwiftIntTypes import all_integer_types
word_bits = int(CMAKE_SIZEOF_VOID_P) * 8
storagescalarCounts = [2,4,8,16,32,64]
vectorscalarCounts = storagescalarCounts + [3]
}%

%for (Scalar, bits) in [('Float16',16), ('Float',32), ('Double',64)]:
% for n in vectorscalarCounts:
%  Vector = "SIMD" + str(n) + "<" + Scalar + ">"
%  storageN = 4 if n == 3 else n
%  Builtin = "Vec" + str(storageN) + "xFPIEEE" + str(bits)
%  VecPre = "Vec" + str(storageN) + "x"
%  MaskExt = "Builtin.sext_" + VecPre + "Int1_" + VecPre + "Int" + str(bits)
%  if bits == 16:
#if !((os(macOS) || targetEnvironment(macCatalyst)) && arch(x86_64))
@available(SwiftStdlib 5.3, *)
%  end
extension SIMD${n} where Scalar == ${Scalar} {
  @_alwaysEmitIntoClient @_transparent
  internal init(_ _builtin: Builtin.${Builtin}) {
    _storage = ${Scalar}.SIMD${storageN}Storage(_builtin)
  }
  
  /* Breaks differentiation testing, commented out while we figure out
     what to do about that.
  @_alwaysEmitIntoClient @_transparent
  public init(repeating scalar: ${Scalar}) {
    let asVector = Builtin.insertelement_${Builtin}_FPIEEE${bits}_Int32(
      Builtin.zeroInitializer(), scalar._value, Builtin.zeroInitializer()
    )
    let repeated = Builtin.shufflevector_${Builtin}_Vec${storageN}xInt32(
      asVector, Builtin.zeroInitializer(), Builtin.zeroInitializer()
    )
%if n != 3:
    self.init(repeated)
%else:
    self.init(Builtin.insertelement_${Builtin}_FPIEEE${bits}_Int32(
      repeated, Builtin.zeroInitializer(), Int32(3)._value
    ))
%end
  }
  */
  
%  if n >= 4:
  @_alwaysEmitIntoClient @_transparent
  public init(
    lowHalf: SIMD${n//2}<${Scalar}>,
    highHalf: SIMD${n//2}<${Scalar}>
  ) {
    self = unsafe unsafeBitCast((lowHalf, highHalf), to: Self.self)
  }
  
%  end
  /// A vector mask with the result of a pointwise equality comparison.
  @_alwaysEmitIntoClient
  public static func .==(a: Self, b: Self) -> SIMDMask<MaskStorage> {
    SIMDMask<MaskStorage>(${MaskExt}(
      Builtin.fcmp_oeq_${Builtin}(a._storage._value, b._storage._value)
    ))
  }
  
  /// A vector mask with the result of a pointwise inequality comparison.
  @_alwaysEmitIntoClient
  public static func .!=(a: Self, b: Self) -> SIMDMask<MaskStorage> {
    SIMDMask<MaskStorage>(${MaskExt}(
      Builtin.fcmp_une_${Builtin}(a._storage._value, b._storage._value)
    ))
  }
  
  /// A vector mask with the result of a pointwise less-than comparison.
  @_alwaysEmitIntoClient
  public static func .<(a: Self, b: Self) -> SIMDMask<MaskStorage> {
    SIMDMask<MaskStorage>(${MaskExt}(
      Builtin.fcmp_olt_${Builtin}(a._storage._value, b._storage._value)
    ))
  }
  
  /// A vector mask with the result of a pointwise less-than-or-equal-to comparison.
  @_alwaysEmitIntoClient
  public static func .<=(a: Self, b: Self) -> SIMDMask<MaskStorage> {
    SIMDMask<MaskStorage>(${MaskExt}(
      Builtin.fcmp_ole_${Builtin}(a._storage._value, b._storage._value)
    ))
  }
  
  /// A vector mask with the result of a pointwise greater-than comparison.
  @_alwaysEmitIntoClient
  public static func .>(a: Self, b: Self) -> SIMDMask<MaskStorage> {
    SIMDMask<MaskStorage>(${MaskExt}(
      Builtin.fcmp_ogt_${Builtin}(a._storage._value, b._storage._value)
    ))
  }
  
  /// A vector mask with the result of a pointwise greater-than-or-equal-to comparison.
  @_alwaysEmitIntoClient
  public static func .>=(a: Self, b: Self) -> SIMDMask<MaskStorage> {
    SIMDMask<MaskStorage>(${MaskExt}(
      Builtin.fcmp_oge_${Builtin}(a._storage._value, b._storage._value)
    ))
  }
}
%  if bits == 16:
#endif
%  end

% end
%end