| Index: third_party/libvpx/source/libvpx/vpx_ports/mem_ops_aligned.h
|
| diff --git a/third_party/libvpx/source/libvpx/vpx_ports/mem_ops_aligned.h b/third_party/libvpx/source/libvpx/vpx_ports/mem_ops_aligned.h
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..c16111fec5d19bd8aeca404875dcba3e17a06300
|
| --- /dev/null
|
| +++ b/third_party/libvpx/source/libvpx/vpx_ports/mem_ops_aligned.h
|
| @@ -0,0 +1,169 @@
|
| +/*
|
| + * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
|
| + *
|
| + * Use of this source code is governed by a BSD-style license
|
| + * that can be found in the LICENSE file in the root of the source
|
| + * tree. An additional intellectual property rights grant can be found
|
| + * in the file PATENTS. All contributing project authors may
|
| + * be found in the AUTHORS file in the root of the source tree.
|
| + */
|
| +
|
| +#ifndef VPX_PORTS_MEM_OPS_ALIGNED_H_
|
| +#define VPX_PORTS_MEM_OPS_ALIGNED_H_
|
| +
|
| +#include "vpx/vpx_integer.h"
|
| +
|
| +/* \file
|
| + * \brief Provides portable memory access primitives for operating on aligned
|
| + * data
|
| + *
|
| + * This file is split from mem_ops.h for easier maintenance. See mem_ops.h
|
| + * for a more detailed description of these primitives.
|
| + */
|
| +#ifndef INCLUDED_BY_MEM_OPS_H
|
| +#error Include mem_ops.h, not mem_ops_aligned.h directly.
|
| +#endif
|
| +
|
| +/* Architectures that provide instructions for doing this byte swapping
|
| + * could redefine these macros.
|
| + */
|
| +#define swap_endian_16(val,raw) do {\
|
| + val = ((raw>>8) & 0x00ff) \
|
| + | ((raw<<8) & 0xff00);\
|
| + } while(0)
|
| +#define swap_endian_32(val,raw) do {\
|
| + val = ((raw>>24) & 0x000000ff) \
|
| + | ((raw>>8) & 0x0000ff00) \
|
| + | ((raw<<8) & 0x00ff0000) \
|
| + | ((raw<<24) & 0xff000000); \
|
| + } while(0)
|
| +#define swap_endian_16_se(val,raw) do {\
|
| + swap_endian_16(val,raw);\
|
| + val = ((val << 16) >> 16);\
|
| + } while(0)
|
| +#define swap_endian_32_se(val,raw) swap_endian_32(val,raw)
|
| +
|
| +#define mem_get_ne_aligned_generic(end,sz) \
|
| + static VPX_INLINE unsigned MEM_VALUE_T \
|
| + mem_get_##end##sz##_aligned(const void *vmem) {\
|
| + const uint##sz##_t *mem = (const uint##sz##_t *)vmem;\
|
| + return *mem;\
|
| + }
|
| +
|
| +#define mem_get_sne_aligned_generic(end,sz) \
|
| + static VPX_INLINE signed MEM_VALUE_T \
|
| + mem_get_s##end##sz##_aligned(const void *vmem) {\
|
| + const int##sz##_t *mem = (const int##sz##_t *)vmem;\
|
| + return *mem;\
|
| + }
|
| +
|
| +#define mem_get_se_aligned_generic(end,sz) \
|
| + static VPX_INLINE unsigned MEM_VALUE_T \
|
| + mem_get_##end##sz##_aligned(const void *vmem) {\
|
| + const uint##sz##_t *mem = (const uint##sz##_t *)vmem;\
|
| + unsigned MEM_VALUE_T val, raw = *mem;\
|
| + swap_endian_##sz(val,raw);\
|
| + return val;\
|
| + }
|
| +
|
| +#define mem_get_sse_aligned_generic(end,sz) \
|
| + static VPX_INLINE signed MEM_VALUE_T \
|
| + mem_get_s##end##sz##_aligned(const void *vmem) {\
|
| + const int##sz##_t *mem = (const int##sz##_t *)vmem;\
|
| + unsigned MEM_VALUE_T val, raw = *mem;\
|
| + swap_endian_##sz##_se(val,raw);\
|
| + return val;\
|
| + }
|
| +
|
| +#define mem_put_ne_aligned_generic(end,sz) \
|
| + static VPX_INLINE void \
|
| + mem_put_##end##sz##_aligned(void *vmem, MEM_VALUE_T val) {\
|
| + uint##sz##_t *mem = (uint##sz##_t *)vmem;\
|
| + *mem = (uint##sz##_t)val;\
|
| + }
|
| +
|
| +#define mem_put_se_aligned_generic(end,sz) \
|
| + static VPX_INLINE void \
|
| + mem_put_##end##sz##_aligned(void *vmem, MEM_VALUE_T val) {\
|
| + uint##sz##_t *mem = (uint##sz##_t *)vmem, raw;\
|
| + swap_endian_##sz(raw,val);\
|
| + *mem = (uint##sz##_t)raw;\
|
| + }
|
| +
|
| +#include "vpx_config.h"
|
| +#if CONFIG_BIG_ENDIAN
|
| +#define mem_get_be_aligned_generic(sz) mem_get_ne_aligned_generic(be,sz)
|
| +#define mem_get_sbe_aligned_generic(sz) mem_get_sne_aligned_generic(be,sz)
|
| +#define mem_get_le_aligned_generic(sz) mem_get_se_aligned_generic(le,sz)
|
| +#define mem_get_sle_aligned_generic(sz) mem_get_sse_aligned_generic(le,sz)
|
| +#define mem_put_be_aligned_generic(sz) mem_put_ne_aligned_generic(be,sz)
|
| +#define mem_put_le_aligned_generic(sz) mem_put_se_aligned_generic(le,sz)
|
| +#else
|
| +#define mem_get_be_aligned_generic(sz) mem_get_se_aligned_generic(be,sz)
|
| +#define mem_get_sbe_aligned_generic(sz) mem_get_sse_aligned_generic(be,sz)
|
| +#define mem_get_le_aligned_generic(sz) mem_get_ne_aligned_generic(le,sz)
|
| +#define mem_get_sle_aligned_generic(sz) mem_get_sne_aligned_generic(le,sz)
|
| +#define mem_put_be_aligned_generic(sz) mem_put_se_aligned_generic(be,sz)
|
| +#define mem_put_le_aligned_generic(sz) mem_put_ne_aligned_generic(le,sz)
|
| +#endif
|
| +
|
| +#undef mem_get_be16_aligned
|
| +#define mem_get_be16_aligned mem_ops_wrap_symbol(mem_get_be16_aligned)
|
| +mem_get_be_aligned_generic(16)
|
| +
|
| +#undef mem_get_be32_aligned
|
| +#define mem_get_be32_aligned mem_ops_wrap_symbol(mem_get_be32_aligned)
|
| +mem_get_be_aligned_generic(32)
|
| +
|
| +#undef mem_get_le16_aligned
|
| +#define mem_get_le16_aligned mem_ops_wrap_symbol(mem_get_le16_aligned)
|
| +mem_get_le_aligned_generic(16)
|
| +
|
| +#undef mem_get_le32_aligned
|
| +#define mem_get_le32_aligned mem_ops_wrap_symbol(mem_get_le32_aligned)
|
| +mem_get_le_aligned_generic(32)
|
| +
|
| +#undef mem_get_sbe16_aligned
|
| +#define mem_get_sbe16_aligned mem_ops_wrap_symbol(mem_get_sbe16_aligned)
|
| +mem_get_sbe_aligned_generic(16)
|
| +
|
| +#undef mem_get_sbe32_aligned
|
| +#define mem_get_sbe32_aligned mem_ops_wrap_symbol(mem_get_sbe32_aligned)
|
| +mem_get_sbe_aligned_generic(32)
|
| +
|
| +#undef mem_get_sle16_aligned
|
| +#define mem_get_sle16_aligned mem_ops_wrap_symbol(mem_get_sle16_aligned)
|
| +mem_get_sle_aligned_generic(16)
|
| +
|
| +#undef mem_get_sle32_aligned
|
| +#define mem_get_sle32_aligned mem_ops_wrap_symbol(mem_get_sle32_aligned)
|
| +mem_get_sle_aligned_generic(32)
|
| +
|
| +#undef mem_put_be16_aligned
|
| +#define mem_put_be16_aligned mem_ops_wrap_symbol(mem_put_be16_aligned)
|
| +mem_put_be_aligned_generic(16)
|
| +
|
| +#undef mem_put_be32_aligned
|
| +#define mem_put_be32_aligned mem_ops_wrap_symbol(mem_put_be32_aligned)
|
| +mem_put_be_aligned_generic(32)
|
| +
|
| +#undef mem_put_le16_aligned
|
| +#define mem_put_le16_aligned mem_ops_wrap_symbol(mem_put_le16_aligned)
|
| +mem_put_le_aligned_generic(16)
|
| +
|
| +#undef mem_put_le32_aligned
|
| +#define mem_put_le32_aligned mem_ops_wrap_symbol(mem_put_le32_aligned)
|
| +mem_put_le_aligned_generic(32)
|
| +
|
| +#undef mem_get_ne_aligned_generic
|
| +#undef mem_get_se_aligned_generic
|
| +#undef mem_get_sne_aligned_generic
|
| +#undef mem_get_sse_aligned_generic
|
| +#undef mem_put_ne_aligned_generic
|
| +#undef mem_put_se_aligned_generic
|
| +#undef swap_endian_16
|
| +#undef swap_endian_32
|
| +#undef swap_endian_16_se
|
| +#undef swap_endian_32_se
|
| +
|
| +#endif // VPX_PORTS_MEM_OPS_ALIGNED_H_
|
|
|