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/* MIT License
*
* Copyright (c) 2016-2022 INRIA, CMU and Microsoft Corporation
* Copyright (c) 2022-2023 HACL* Contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef __Hacl_IntTypes_Intrinsics_H
#define __Hacl_IntTypes_Intrinsics_H
#if defined(__cplusplus)
extern "C" {
#endif
#include <string.h>
#include "krml/internal/types.h"
#include "krml/lowstar_endianness.h"
#include "krml/internal/target.h"
#include "Hacl_Krmllib.h"
static inline uint32_t
Hacl_IntTypes_Intrinsics_add_carry_u32(uint32_t cin, uint32_t x, uint32_t y, uint32_t *r)
{
uint64_t res = (uint64_t)x + (uint64_t)cin + (uint64_t)y;
uint32_t c = (uint32_t)(res >> (uint32_t)32U);
r[0U] = (uint32_t)res;
return c;
}
static inline uint32_t
Hacl_IntTypes_Intrinsics_sub_borrow_u32(uint32_t cin, uint32_t x, uint32_t y, uint32_t *r)
{
uint64_t res = (uint64_t)x - (uint64_t)y - (uint64_t)cin;
uint32_t c = (uint32_t)(res >> (uint32_t)32U) & (uint32_t)1U;
r[0U] = (uint32_t)res;
return c;
}
static inline uint64_t
Hacl_IntTypes_Intrinsics_add_carry_u64(uint64_t cin, uint64_t x, uint64_t y, uint64_t *r)
{
uint64_t res = x + cin + y;
uint64_t
c = (~FStar_UInt64_gte_mask(res, x) | (FStar_UInt64_eq_mask(res, x) & cin)) & (uint64_t)1U;
r[0U] = res;
return c;
}
static inline uint64_t
Hacl_IntTypes_Intrinsics_sub_borrow_u64(uint64_t cin, uint64_t x, uint64_t y, uint64_t *r)
{
uint64_t res = x - y - cin;
uint64_t
c =
((FStar_UInt64_gte_mask(res, x) & ~FStar_UInt64_eq_mask(res, x)) | (FStar_UInt64_eq_mask(res, x) & cin)) & (uint64_t)1U;
r[0U] = res;
return c;
}
#if defined(__cplusplus)
}
#endif
#define __Hacl_IntTypes_Intrinsics_H_DEFINED
#endif
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