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b53bdc6101
The standard requires EVENT_TYPE, LOCK_TYPE, NOTIFY_TYPE, and TEAM_TYPE to have full default initialization for their nonallocatable private components.
231 lines
8.1 KiB
Fortran
231 lines
8.1 KiB
Fortran
!===-- module/__fortran_builtins.f90 ---------------------------------------===!
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!
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! Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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! See https://llvm.org/LICENSE.txt for license information.
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! SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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!
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!===------------------------------------------------------------------------===!
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#include '../include/flang/Runtime/magic-numbers.h'
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! These naming shenanigans prevent names from Fortran intrinsic modules
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! from being usable on INTRINSIC statements, and force the program
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! to USE the standard intrinsic modules in order to access the
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! standard names of the procedures.
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module __fortran_builtins
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implicit none
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! Set PRIVATE by default to explicitly only export what is meant
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! to be exported by this MODULE.
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private
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intrinsic :: __builtin_c_loc
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public :: __builtin_c_loc
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intrinsic :: __builtin_c_devloc
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public :: __builtin_c_devloc
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intrinsic :: __builtin_c_f_pointer
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public :: __builtin_c_f_pointer
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intrinsic :: sizeof ! extension
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public :: sizeof
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intrinsic :: selected_int_kind
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integer, parameter :: int64 = selected_int_kind(18)
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type, bind(c), public :: __builtin_c_ptr
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integer(kind=int64), private :: __address
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end type
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type, bind(c), public :: __builtin_c_funptr
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integer(kind=int64), private :: __address
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end type
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type, public :: __builtin_event_type
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integer(kind=int64), private :: __count = -1
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end type
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type, public :: __builtin_notify_type
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integer(kind=int64), private :: __count = -1
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end type
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type, public :: __builtin_lock_type
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integer(kind=int64), private :: __count = -1
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end type
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type, public :: __builtin_ieee_flag_type
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integer(kind=1), private :: flag = 0
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end type
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type(__builtin_ieee_flag_type), parameter, public :: &
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__builtin_ieee_invalid = &
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__builtin_ieee_flag_type(_FORTRAN_RUNTIME_IEEE_INVALID), &
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__builtin_ieee_overflow = &
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__builtin_ieee_flag_type(_FORTRAN_RUNTIME_IEEE_OVERFLOW), &
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__builtin_ieee_divide_by_zero = &
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__builtin_ieee_flag_type(_FORTRAN_RUNTIME_IEEE_DIVIDE_BY_ZERO), &
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__builtin_ieee_underflow = &
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__builtin_ieee_flag_type(_FORTRAN_RUNTIME_IEEE_UNDERFLOW), &
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__builtin_ieee_inexact = &
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__builtin_ieee_flag_type(_FORTRAN_RUNTIME_IEEE_INEXACT), &
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__builtin_ieee_denorm = & ! extension
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__builtin_ieee_flag_type(_FORTRAN_RUNTIME_IEEE_DENORM)
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type, public :: __builtin_ieee_round_type
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integer(kind=1), private :: mode = 0
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end type
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type(__builtin_ieee_round_type), parameter, public :: &
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__builtin_ieee_to_zero = &
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__builtin_ieee_round_type(_FORTRAN_RUNTIME_IEEE_TO_ZERO), &
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__builtin_ieee_nearest = &
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__builtin_ieee_round_type(_FORTRAN_RUNTIME_IEEE_NEAREST), &
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__builtin_ieee_up = &
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__builtin_ieee_round_type(_FORTRAN_RUNTIME_IEEE_UP), &
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__builtin_ieee_down = &
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__builtin_ieee_round_type(_FORTRAN_RUNTIME_IEEE_DOWN), &
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__builtin_ieee_away = &
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__builtin_ieee_round_type(_FORTRAN_RUNTIME_IEEE_AWAY), &
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__builtin_ieee_other = &
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__builtin_ieee_round_type(_FORTRAN_RUNTIME_IEEE_OTHER)
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type, public :: __builtin_team_type
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integer(kind=int64), private :: __id = -1
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end type
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integer, parameter, public :: __builtin_atomic_int_kind = selected_int_kind(18)
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integer, parameter, public :: &
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__builtin_atomic_logical_kind = __builtin_atomic_int_kind
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type, public :: __builtin_dim3
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integer :: x=1, y=1, z=1
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end type
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type(__builtin_dim3), public :: &
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__builtin_threadIdx, __builtin_blockDim, __builtin_blockIdx, &
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__builtin_gridDim
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integer, parameter, public :: __builtin_warpsize = 32
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type, public, bind(c) :: __builtin_c_devptr
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type(__builtin_c_ptr) :: cptr
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end type
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intrinsic :: __builtin_fma
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intrinsic :: __builtin_ieee_int
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intrinsic :: __builtin_ieee_is_nan, __builtin_ieee_is_negative, &
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__builtin_ieee_is_normal
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intrinsic :: __builtin_ieee_next_after, __builtin_ieee_next_down, &
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__builtin_ieee_next_up
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intrinsic :: scale ! for ieee_scalb
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intrinsic :: __builtin_ieee_real
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intrinsic :: __builtin_ieee_selected_real_kind
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intrinsic :: __builtin_ieee_support_datatype, &
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__builtin_ieee_support_denormal, __builtin_ieee_support_divide, &
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__builtin_ieee_support_flag, __builtin_ieee_support_halting, &
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__builtin_ieee_support_inf, __builtin_ieee_support_io, &
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__builtin_ieee_support_nan, __builtin_ieee_support_rounding, &
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__builtin_ieee_support_sqrt, &
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__builtin_ieee_support_standard, __builtin_ieee_support_subnormal, &
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__builtin_ieee_support_underflow_control
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public :: __builtin_fma
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public :: __builtin_ieee_int
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public :: __builtin_ieee_is_nan, __builtin_ieee_is_negative, &
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__builtin_ieee_is_normal
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public :: __builtin_ieee_next_after, __builtin_ieee_next_down, &
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__builtin_ieee_next_up
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public :: __builtin_ieee_real
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public :: scale ! for ieee_scalb
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public :: __builtin_ieee_selected_real_kind
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public :: __builtin_ieee_support_datatype, &
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__builtin_ieee_support_denormal, __builtin_ieee_support_divide, &
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__builtin_ieee_support_flag, __builtin_ieee_support_halting, &
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__builtin_ieee_support_inf, __builtin_ieee_support_io, &
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__builtin_ieee_support_nan, __builtin_ieee_support_rounding, &
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__builtin_ieee_support_sqrt, &
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__builtin_ieee_support_standard, __builtin_ieee_support_subnormal, &
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__builtin_ieee_support_underflow_control
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type :: __force_derived_type_instantiations
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type(__builtin_c_ptr) :: c_ptr
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type(__builtin_c_devptr) :: c_devptr
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type(__builtin_c_funptr) :: c_funptr
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type(__builtin_event_type) :: event_type
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type(__builtin_lock_type) :: lock_type
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type(__builtin_team_type) :: team_type
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end type
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intrinsic :: __builtin_compiler_options, __builtin_compiler_version
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public :: __builtin_compiler_options, __builtin_compiler_version
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interface operator(==)
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module procedure __builtin_c_ptr_eq
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end interface
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public :: operator(==)
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interface operator(/=)
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module procedure __builtin_c_ptr_ne
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end interface
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public :: operator(/=)
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interface __builtin_c_associated
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module procedure c_associated_c_ptr
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module procedure c_associated_c_funptr
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end interface
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public :: __builtin_c_associated
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! private :: c_associated_c_ptr, c_associated_c_funptr
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type(__builtin_c_ptr), parameter, public :: __builtin_c_null_ptr = __builtin_c_ptr(0)
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type(__builtin_c_funptr), parameter, public :: &
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__builtin_c_null_funptr = __builtin_c_funptr(0)
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public :: __builtin_c_ptr_eq
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public :: __builtin_c_ptr_ne
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public :: __builtin_c_funloc
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contains
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elemental logical function __builtin_c_ptr_eq(x, y)
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type(__builtin_c_ptr), intent(in) :: x, y
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__builtin_c_ptr_eq = x%__address == y%__address
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end function
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elemental logical function __builtin_c_ptr_ne(x, y)
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type(__builtin_c_ptr), intent(in) :: x, y
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__builtin_c_ptr_ne = x%__address /= y%__address
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end function
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! Semantics has some special-case code that allows c_funloc()
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! to appear in a specification expression and exempts it
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! from the requirement that "x" be a pure dummy procedure.
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pure function __builtin_c_funloc(x)
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type(__builtin_c_funptr) :: __builtin_c_funloc
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external :: x
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__builtin_c_funloc = __builtin_c_funptr(loc(x))
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end function
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pure logical function c_associated_c_ptr(c_ptr_1, c_ptr_2)
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type(__builtin_c_ptr), intent(in) :: c_ptr_1
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type(__builtin_c_ptr), intent(in), optional :: c_ptr_2
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if (c_ptr_1%__address == __builtin_c_null_ptr%__address) then
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c_associated_c_ptr = .false.
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else if (present(c_ptr_2)) then
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c_associated_c_ptr = c_ptr_1%__address == c_ptr_2%__address
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else
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c_associated_c_ptr = .true.
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end if
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end function c_associated_c_ptr
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pure logical function c_associated_c_funptr(c_ptr_1, c_ptr_2)
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type(__builtin_c_funptr), intent(in) :: c_ptr_1
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type(__builtin_c_funptr), intent(in), optional :: c_ptr_2
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if (c_ptr_1%__address == __builtin_c_null_ptr%__address) then
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c_associated_c_funptr = .false.
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else if (present(c_ptr_2)) then
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c_associated_c_funptr = c_ptr_1%__address == c_ptr_2%__address
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else
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c_associated_c_funptr = .true.
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end if
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end function c_associated_c_funptr
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end module
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