| /* |
| * Copyright (c) 2014, Mentor Graphics Corporation |
| * Copyright (c) 2016 Freescale Semiconductor, Inc. |
| * Copyright 2016 NXP |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. Neither the name of the copyright holder nor the names of its |
| * contributors may be used to endorse or promote products derived from this |
| * software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /************************************************************************** |
| * FILE NAME |
| * |
| * rpmsg_compiler.h |
| * |
| * DESCRIPTION |
| * |
| * This file defines compiler-specific macros. |
| * |
| ***************************************************************************/ |
| #ifndef RPMSG_COMPILER_H_ |
| #define RPMSG_COMPILER_H_ |
| |
| /* IAR ARM build tools */ |
| #if defined(__ICCARM__) |
| |
| #include <intrinsics.h> |
| |
| #define MEM_BARRIER() __DSB() |
| |
| #ifndef RL_PACKED_BEGIN |
| #define RL_PACKED_BEGIN __packed |
| #endif |
| |
| #ifndef RL_PACKED_END |
| #define RL_PACKED_END |
| #endif |
| |
| /* ARM GCC */ |
| #elif defined(__CC_ARM) || (defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)) |
| |
| #if (defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)) |
| #include <arm_compat.h> |
| #endif |
| |
| #define MEM_BARRIER() __schedule_barrier() |
| |
| #ifndef RL_PACKED_BEGIN |
| #define RL_PACKED_BEGIN _Pragma("pack(1U)") |
| #endif |
| |
| #ifndef RL_PACKED_END |
| #define RL_PACKED_END _Pragma("pack()") |
| #endif |
| |
| /* XCC HiFi4 */ |
| #elif defined(__XCC__) |
| |
| /* |
| * The XCC HiFi4 compiler is compatible with GNU compiler, with restrictions. |
| * For ARM __schedule_barrier, there's no identical intrinsic in HiFi4. |
| * A complete synchronization barrier would require initialize and wait ops. |
| * Here use NOP instead, similar to ARM __nop. |
| */ |
| #define MEM_BARRIER() __asm__ __volatile__("nop" : : : "memory") |
| |
| #ifndef RL_PACKED_BEGIN |
| #define RL_PACKED_BEGIN |
| #endif |
| |
| #ifndef RL_PACKED_END |
| #define RL_PACKED_END __attribute__((__packed__)) |
| #endif |
| |
| /* GNUC */ |
| #elif defined(__GNUC__) |
| |
| #define MEM_BARRIER() __asm__ volatile("dsb" : : : "memory") |
| |
| #ifndef RL_PACKED_BEGIN |
| #define RL_PACKED_BEGIN |
| #endif |
| |
| #ifndef RL_PACKED_END |
| #define RL_PACKED_END __attribute__((__packed__)) |
| #endif |
| |
| #else |
| /* There is no default definition here to avoid wrong structures packing in case of not supported compiler */ |
| #error Please implement the structure packing macros for your compiler here! |
| #endif |
| |
| #endif /* RPMSG_COMPILER_H_ */ |