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115 lines
2.9 KiB
115 lines
2.9 KiB
/****************************************************************************** |
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* |
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* Copyright (C) 2015 The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at: |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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* |
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***************************************************************************** |
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore |
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*/ |
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/** |
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******************************************************************************* |
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* @file |
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* icv_platform_macros.h |
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* |
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* @brief |
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* This header files contains all the platform/toolchain specific macros |
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* |
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* @author |
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* Ittiam |
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* |
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* @par List of Functions: |
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* |
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* @remarks |
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* None |
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* |
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******************************************************************************* |
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*/ |
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#ifndef __ICV_PLATFORM_MACROS_H__ |
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#define __ICV_PLATFORM_MACROS_H__ |
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static __inline UWORD32 CLZ(UWORD32 u4_word) |
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{ |
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if(u4_word) |
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return (__builtin_clz(u4_word)); |
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else |
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return 32; |
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} |
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static __inline UWORD32 CLZNZ(UWORD32 u4_word) |
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{ |
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ASSERT(u4_word); |
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return (__builtin_clz(u4_word)); |
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} |
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static __inline WORD32 CLIP_U8(WORD32 x) |
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{ |
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asm("usat %0, #8, %1" : "=r"(x) : "r"(x)); |
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return x; |
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} |
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static __inline WORD32 CLIP_S8(WORD32 x) |
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{ |
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asm("ssat %0, #8, %1" : "=r"(x) : "r"(x)); |
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return x; |
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} |
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static __inline WORD32 CLIP_U12(WORD32 x) |
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{ |
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asm("usat %0, #12, %1" : "=r"(x) : "r"(x)); |
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return x; |
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} |
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static __inline WORD32 CLIP_S12(WORD32 x) |
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{ |
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asm("ssat %0, #12, %1" : "=r"(x) : "r"(x)); |
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return x; |
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} |
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static __inline WORD32 CLIP_U16(WORD32 x) |
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{ |
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asm("usat %0, #16, %1" : "=r"(x) : "r"(x)); |
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return x; |
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} |
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static __inline WORD32 CLIP_S16(WORD32 x) |
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{ |
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asm("ssat %0, #16, %1" : "=r"(x) : "r"(x)); |
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return x; |
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} |
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static __inline UWORD32 ITT_BIG_ENDIAN(UWORD32 x) |
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{ |
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asm("rev %0, %1" : "=r"(x) : "r"(x)); |
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return x; |
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} |
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#define NOP(nop_cnt) {UWORD32 nop_i; for (nop_i = 0; nop_i < nop_cnt; nop_i++) asm("nop");} |
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#define PREFETCH(x) __builtin_prefetch(x); |
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#define DATA_SYNC() __sync_synchronize() |
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#define SHL(x,y) (((y) < 32) ? ((x) << (y)) : 0) |
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#define SHR(x,y) (((y) < 32) ? ((x) >> (y)) : 0) |
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#define SHR_NEG(val,shift) (((shift) > 0) ? ( (val) >> (shift)) : ((val) << (-(shift)))) |
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#define SHL_NEG(val,shift) (((shift) > 0) ? ( (val) >> (-(shift))) : ((val) << (shift))) |
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#define INLINE inline |
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#define MEM_ALIGN8 __attribute__ ((aligned (8))) |
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#define MEM_ALIGN16 __attribute__ ((aligned (16))) |
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#define MEM_ALIGN32 __attribute__ ((aligned (32))) |
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#endif /* __ICV_PLATFORM_MACROS_H__ */
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