| /*===---- prfchiintrin.h - PREFETCHI intrinsic -----------------------------=== |
| * |
| * 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 |
| * |
| *===-----------------------------------------------------------------------=== |
| */ |
| |
| #ifndef __PRFCHIINTRIN_H |
| #define __PRFCHIINTRIN_H |
| |
| #ifdef __x86_64__ |
| |
| /* Define the default attributes for the functions in this file. */ |
| #define __DEFAULT_FN_ATTRS \ |
| __attribute__((__always_inline__, __nodebug__, __target__("prefetchi"))) |
| |
| /// Loads an instruction sequence containing the specified memory address into |
| /// all level cache. |
| /// |
| /// Note that the effect of this intrinsic is dependent on the processor |
| /// implementation. |
| /// |
| /// \headerfile <x86intrin.h> |
| /// |
| /// This intrinsic corresponds to the \c PREFETCHIT0 instruction. |
| /// |
| /// \param __P |
| /// A pointer specifying the memory address to be prefetched. |
| static __inline__ void __DEFAULT_FN_ATTRS |
| _m_prefetchit0(volatile const void *__P) { |
| #pragma clang diagnostic push |
| #pragma clang diagnostic ignored "-Wcast-qual" |
| __builtin_ia32_prefetchi((const void *)__P, 3 /* _MM_HINT_T0 */); |
| #pragma clang diagnostic pop |
| } |
| |
| /// Loads an instruction sequence containing the specified memory address into |
| /// all but the first-level cache. |
| /// |
| /// Note that the effect of this intrinsic is dependent on the processor |
| /// implementation. |
| /// |
| /// \headerfile <x86intrin.h> |
| /// |
| /// This intrinsic corresponds to the \c PREFETCHIT1 instruction. |
| /// |
| /// \param __P |
| /// A pointer specifying the memory address to be prefetched. |
| static __inline__ void __DEFAULT_FN_ATTRS |
| _m_prefetchit1(volatile const void *__P) { |
| #pragma clang diagnostic push |
| #pragma clang diagnostic ignored "-Wcast-qual" |
| __builtin_ia32_prefetchi((const void *)__P, 2 /* _MM_HINT_T1 */); |
| #pragma clang diagnostic pop |
| } |
| #endif /* __x86_64__ */ |
| #undef __DEFAULT_FN_ATTRS |
| |
| #endif /* __PRFCHWINTRIN_H */ |