/*
- * Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
+ * 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
* be found in the AUTHORS file in the root of the source tree.
*/
+#ifndef VPX_PORTS_MEM_OPS_H_
+#define VPX_PORTS_MEM_OPS_H_
-/* \file mem_ops.h
- * \brief Provides portable memory access primatives
+/* \file
+ * \brief Provides portable memory access primitives
*
- * This function provides portable primatives for getting and setting of
+ * This function provides portable primitives for getting and setting of
* signed and unsigned integers in 16, 24, and 32 bit sizes. The operations
* can be performed on unaligned data regardless of hardware support for
* unaligned accesses.
#undef mem_get_be16
#define mem_get_be16 mem_ops_wrap_symbol(mem_get_be16)
-static unsigned MEM_VALUE_T mem_get_be16(const void *vmem)
-{
- unsigned MEM_VALUE_T val;
- const MAU_T *mem = (const MAU_T *)vmem;
-
- val = mem[0] << 8;
- val |= mem[1];
- return val;
+static unsigned MEM_VALUE_T mem_get_be16(const void *vmem) {
+ unsigned MEM_VALUE_T val;
+ const MAU_T *mem = (const MAU_T *)vmem;
+
+ val = mem[0] << 8;
+ val |= mem[1];
+ return val;
}
#undef mem_get_be24
#define mem_get_be24 mem_ops_wrap_symbol(mem_get_be24)
-static unsigned MEM_VALUE_T mem_get_be24(const void *vmem)
-{
- unsigned MEM_VALUE_T val;
- const MAU_T *mem = (const MAU_T *)vmem;
-
- val = mem[0] << 16;
- val |= mem[1] << 8;
- val |= mem[2];
- return val;
+static unsigned MEM_VALUE_T mem_get_be24(const void *vmem) {
+ unsigned MEM_VALUE_T val;
+ const MAU_T *mem = (const MAU_T *)vmem;
+
+ val = mem[0] << 16;
+ val |= mem[1] << 8;
+ val |= mem[2];
+ return val;
}
#undef mem_get_be32
#define mem_get_be32 mem_ops_wrap_symbol(mem_get_be32)
-static unsigned MEM_VALUE_T mem_get_be32(const void *vmem)
-{
- unsigned MEM_VALUE_T val;
- const MAU_T *mem = (const MAU_T *)vmem;
-
- val = mem[0] << 24;
- val |= mem[1] << 16;
- val |= mem[2] << 8;
- val |= mem[3];
- return val;
+static unsigned MEM_VALUE_T mem_get_be32(const void *vmem) {
+ unsigned MEM_VALUE_T val;
+ const MAU_T *mem = (const MAU_T *)vmem;
+
+ val = mem[0] << 24;
+ val |= mem[1] << 16;
+ val |= mem[2] << 8;
+ val |= mem[3];
+ return val;
}
#undef mem_get_le16
#define mem_get_le16 mem_ops_wrap_symbol(mem_get_le16)
-static unsigned MEM_VALUE_T mem_get_le16(const void *vmem)
-{
- unsigned MEM_VALUE_T val;
- const MAU_T *mem = (const MAU_T *)vmem;
-
- val = mem[1] << 8;
- val |= mem[0];
- return val;
+static unsigned MEM_VALUE_T mem_get_le16(const void *vmem) {
+ unsigned MEM_VALUE_T val;
+ const MAU_T *mem = (const MAU_T *)vmem;
+
+ val = mem[1] << 8;
+ val |= mem[0];
+ return val;
}
#undef mem_get_le24
#define mem_get_le24 mem_ops_wrap_symbol(mem_get_le24)
-static unsigned MEM_VALUE_T mem_get_le24(const void *vmem)
-{
- unsigned MEM_VALUE_T val;
- const MAU_T *mem = (const MAU_T *)vmem;
-
- val = mem[2] << 16;
- val |= mem[1] << 8;
- val |= mem[0];
- return val;
+static unsigned MEM_VALUE_T mem_get_le24(const void *vmem) {
+ unsigned MEM_VALUE_T val;
+ const MAU_T *mem = (const MAU_T *)vmem;
+
+ val = mem[2] << 16;
+ val |= mem[1] << 8;
+ val |= mem[0];
+ return val;
}
#undef mem_get_le32
#define mem_get_le32 mem_ops_wrap_symbol(mem_get_le32)
-static unsigned MEM_VALUE_T mem_get_le32(const void *vmem)
-{
- unsigned MEM_VALUE_T val;
- const MAU_T *mem = (const MAU_T *)vmem;
-
- val = mem[3] << 24;
- val |= mem[2] << 16;
- val |= mem[1] << 8;
- val |= mem[0];
- return val;
+static unsigned MEM_VALUE_T mem_get_le32(const void *vmem) {
+ unsigned MEM_VALUE_T val;
+ const MAU_T *mem = (const MAU_T *)vmem;
+
+ val = mem[3] << 24;
+ val |= mem[2] << 16;
+ val |= mem[1] << 8;
+ val |= mem[0];
+ return val;
}
#define mem_get_s_generic(end,sz) \
- static signed MEM_VALUE_T mem_get_s##end##sz(const void *vmem) {\
- const MAU_T *mem = (const MAU_T*)vmem;\
- signed MEM_VALUE_T val = mem_get_##end##sz(mem);\
- return (val << (MEM_VALUE_T_SZ_BITS - sz)) >> (MEM_VALUE_T_SZ_BITS - sz);\
- }
+ static VPX_INLINE signed MEM_VALUE_T mem_get_s##end##sz(const void *vmem) {\
+ const MAU_T *mem = (const MAU_T*)vmem;\
+ signed MEM_VALUE_T val = mem_get_##end##sz(mem);\
+ return (val << (MEM_VALUE_T_SZ_BITS - sz)) >> (MEM_VALUE_T_SZ_BITS - sz);\
+ }
#undef mem_get_sbe16
#define mem_get_sbe16 mem_ops_wrap_symbol(mem_get_sbe16)
-mem_get_s_generic(be, 16);
+mem_get_s_generic(be, 16)
#undef mem_get_sbe24
#define mem_get_sbe24 mem_ops_wrap_symbol(mem_get_sbe24)
-mem_get_s_generic(be, 24);
+mem_get_s_generic(be, 24)
#undef mem_get_sbe32
#define mem_get_sbe32 mem_ops_wrap_symbol(mem_get_sbe32)
-mem_get_s_generic(be, 32);
+mem_get_s_generic(be, 32)
#undef mem_get_sle16
#define mem_get_sle16 mem_ops_wrap_symbol(mem_get_sle16)
-mem_get_s_generic(le, 16);
+mem_get_s_generic(le, 16)
#undef mem_get_sle24
#define mem_get_sle24 mem_ops_wrap_symbol(mem_get_sle24)
-mem_get_s_generic(le, 24);
+mem_get_s_generic(le, 24)
#undef mem_get_sle32
#define mem_get_sle32 mem_ops_wrap_symbol(mem_get_sle32)
-mem_get_s_generic(le, 32);
+mem_get_s_generic(le, 32)
#undef mem_put_be16
#define mem_put_be16 mem_ops_wrap_symbol(mem_put_be16)
-static void mem_put_be16(void *vmem, MEM_VALUE_T val)
-{
- MAU_T *mem = (MAU_T *)vmem;
+static VPX_INLINE void mem_put_be16(void *vmem, MEM_VALUE_T val) {
+ MAU_T *mem = (MAU_T *)vmem;
- mem[0] = (val >> 8) & 0xff;
- mem[1] = (val >> 0) & 0xff;
+ mem[0] = (val >> 8) & 0xff;
+ mem[1] = (val >> 0) & 0xff;
}
#undef mem_put_be24
#define mem_put_be24 mem_ops_wrap_symbol(mem_put_be24)
-static void mem_put_be24(void *vmem, MEM_VALUE_T val)
-{
- MAU_T *mem = (MAU_T *)vmem;
+static VPX_INLINE void mem_put_be24(void *vmem, MEM_VALUE_T val) {
+ MAU_T *mem = (MAU_T *)vmem;
- mem[0] = (val >> 16) & 0xff;
- mem[1] = (val >> 8) & 0xff;
- mem[2] = (val >> 0) & 0xff;
+ mem[0] = (val >> 16) & 0xff;
+ mem[1] = (val >> 8) & 0xff;
+ mem[2] = (val >> 0) & 0xff;
}
#undef mem_put_be32
#define mem_put_be32 mem_ops_wrap_symbol(mem_put_be32)
-static void mem_put_be32(void *vmem, MEM_VALUE_T val)
-{
- MAU_T *mem = (MAU_T *)vmem;
-
- mem[0] = (val >> 24) & 0xff;
- mem[1] = (val >> 16) & 0xff;
- mem[2] = (val >> 8) & 0xff;
- mem[3] = (val >> 0) & 0xff;
+static VPX_INLINE void mem_put_be32(void *vmem, MEM_VALUE_T val) {
+ MAU_T *mem = (MAU_T *)vmem;
+
+ mem[0] = (val >> 24) & 0xff;
+ mem[1] = (val >> 16) & 0xff;
+ mem[2] = (val >> 8) & 0xff;
+ mem[3] = (val >> 0) & 0xff;
}
#undef mem_put_le16
#define mem_put_le16 mem_ops_wrap_symbol(mem_put_le16)
-static void mem_put_le16(void *vmem, MEM_VALUE_T val)
-{
- MAU_T *mem = (MAU_T *)vmem;
+static VPX_INLINE void mem_put_le16(void *vmem, MEM_VALUE_T val) {
+ MAU_T *mem = (MAU_T *)vmem;
- mem[0] = (val >> 0) & 0xff;
- mem[1] = (val >> 8) & 0xff;
+ mem[0] = (val >> 0) & 0xff;
+ mem[1] = (val >> 8) & 0xff;
}
#undef mem_put_le24
#define mem_put_le24 mem_ops_wrap_symbol(mem_put_le24)
-static void mem_put_le24(void *vmem, MEM_VALUE_T val)
-{
- MAU_T *mem = (MAU_T *)vmem;
+static VPX_INLINE void mem_put_le24(void *vmem, MEM_VALUE_T val) {
+ MAU_T *mem = (MAU_T *)vmem;
- mem[0] = (val >> 0) & 0xff;
- mem[1] = (val >> 8) & 0xff;
- mem[2] = (val >> 16) & 0xff;
+ mem[0] = (val >> 0) & 0xff;
+ mem[1] = (val >> 8) & 0xff;
+ mem[2] = (val >> 16) & 0xff;
}
#undef mem_put_le32
#define mem_put_le32 mem_ops_wrap_symbol(mem_put_le32)
-static void mem_put_le32(void *vmem, MEM_VALUE_T val)
-{
- MAU_T *mem = (MAU_T *)vmem;
-
- mem[0] = (val >> 0) & 0xff;
- mem[1] = (val >> 8) & 0xff;
- mem[2] = (val >> 16) & 0xff;
- mem[3] = (val >> 24) & 0xff;
+static VPX_INLINE void mem_put_le32(void *vmem, MEM_VALUE_T val) {
+ MAU_T *mem = (MAU_T *)vmem;
+
+ mem[0] = (val >> 0) & 0xff;
+ mem[1] = (val >> 8) & 0xff;
+ mem[2] = (val >> 16) & 0xff;
+ mem[3] = (val >> 24) & 0xff;
}
+
+#endif // VPX_PORTS_MEM_OPS_H_
projects / libvpx / blobdiff