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//===-- runtime/type-code.cpp ---------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "flang/Runtime/type-code.h"
namespace Fortran::runtime {
TypeCode::TypeCode(TypeCategory f, int kind) {
switch (f) {
case TypeCategory::Integer:
switch (kind) {
case 1:
raw_ = CFI_type_int8_t;
break;
case 2:
raw_ = CFI_type_int16_t;
break;
case 4:
raw_ = CFI_type_int32_t;
break;
case 8:
raw_ = CFI_type_int64_t;
break;
case 16:
raw_ = CFI_type_int128_t;
break;
}
break;
case TypeCategory::Real:
switch (kind) {
case 2:
raw_ = CFI_type_half_float;
break;
case 3:
raw_ = CFI_type_bfloat;
break;
case 4:
raw_ = CFI_type_float;
break;
case 8:
raw_ = CFI_type_double;
break;
case 10:
raw_ = CFI_type_extended_double;
break;
case 16:
raw_ = CFI_type_float128;
break;
}
break;
case TypeCategory::Complex:
switch (kind) {
case 2:
raw_ = CFI_type_half_float_Complex;
break;
case 3:
raw_ = CFI_type_bfloat_Complex;
break;
case 4:
raw_ = CFI_type_float_Complex;
break;
case 8:
raw_ = CFI_type_double_Complex;
break;
case 10:
raw_ = CFI_type_extended_double_Complex;
break;
case 16:
raw_ = CFI_type_long_double_Complex;
break;
}
break;
case TypeCategory::Character:
switch (kind) {
case 1:
raw_ = CFI_type_char;
break;
case 2:
raw_ = CFI_type_char16_t;
break;
case 4:
raw_ = CFI_type_char32_t;
break;
}
break;
case TypeCategory::Logical:
switch (kind) {
case 1:
raw_ = CFI_type_Bool;
break;
case 2:
raw_ = CFI_type_int_least16_t;
break;
case 4:
raw_ = CFI_type_int_least32_t;
break;
case 8:
raw_ = CFI_type_int_least64_t;
break;
}
break;
case TypeCategory::Derived:
raw_ = CFI_type_struct;
break;
}
}
std::optional<std::pair<TypeCategory, int>>
TypeCode::GetCategoryAndKind() const {
switch (raw_) {
case CFI_type_int8_t:
return std::make_pair(TypeCategory::Integer, 1);
case CFI_type_int16_t:
return std::make_pair(TypeCategory::Integer, 2);
case CFI_type_int32_t:
return std::make_pair(TypeCategory::Integer, 4);
case CFI_type_int64_t:
return std::make_pair(TypeCategory::Integer, 8);
case CFI_type_int128_t:
return std::make_pair(TypeCategory::Integer, 16);
case CFI_type_half_float:
return std::make_pair(TypeCategory::Real, 2);
case CFI_type_bfloat:
return std::make_pair(TypeCategory::Real, 3);
case CFI_type_float:
return std::make_pair(TypeCategory::Real, 4);
case CFI_type_double:
return std::make_pair(TypeCategory::Real, 8);
case CFI_type_extended_double:
return std::make_pair(TypeCategory::Real, 10);
case CFI_type_long_double:
return std::make_pair(TypeCategory::Real, 16);
case CFI_type_float128:
return std::make_pair(TypeCategory::Real, 16);
case CFI_type_half_float_Complex:
return std::make_pair(TypeCategory::Complex, 2);
case CFI_type_bfloat_Complex:
return std::make_pair(TypeCategory::Complex, 3);
case CFI_type_float_Complex:
return std::make_pair(TypeCategory::Complex, 4);
case CFI_type_double_Complex:
return std::make_pair(TypeCategory::Complex, 8);
case CFI_type_extended_double_Complex:
return std::make_pair(TypeCategory::Complex, 10);
case CFI_type_long_double_Complex:
return std::make_pair(TypeCategory::Complex, 16);
case CFI_type_float128_Complex:
return std::make_pair(TypeCategory::Complex, 16);
case CFI_type_char:
return std::make_pair(TypeCategory::Character, 1);
case CFI_type_char16_t:
return std::make_pair(TypeCategory::Character, 2);
case CFI_type_char32_t:
return std::make_pair(TypeCategory::Character, 4);
case CFI_type_Bool:
return std::make_pair(TypeCategory::Logical, 1);
case CFI_type_int_least8_t:
return std::make_pair(TypeCategory::Logical, 1);
case CFI_type_int_least16_t:
return std::make_pair(TypeCategory::Logical, 2);
case CFI_type_int_least32_t:
return std::make_pair(TypeCategory::Logical, 4);
case CFI_type_int_least64_t:
return std::make_pair(TypeCategory::Logical, 8);
case CFI_type_struct:
return std::make_pair(TypeCategory::Derived, 0);
default:
return std::nullopt;
}
}
} // namespace Fortran::runtime
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