343d210a75
This way we use certain compiler flags (like -msse3) only on files containing optimized code. This avoids problems that occured when using these flags compiling generic code and running it on platforms that don't support these optimizations (i.e. NEON optimization on ARM platforms).
129 lines
3.4 KiB
C
129 lines
3.4 KiB
C
/* FreeRDP: A Remote Desktop Protocol Client
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* Shift operations.
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* vi:ts=4 sw=4:
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*
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* (c) Copyright 2012 Hewlett-Packard Development Company, L.P.
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License. You may obtain
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* a copy of the License at http://www.apache.org/licenses/LICENSE-2.0.
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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
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* or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <freerdp/types.h>
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#include <freerdp/primitives.h>
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#include "prim_internal.h"
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#include "prim_shift.h"
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/* ------------------------------------------------------------------------- */
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pstatus_t general_lShiftC_16s(
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const INT16 *pSrc,
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INT32 val,
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INT16 *pDst,
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INT32 len)
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{
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if (val == 0) return PRIMITIVES_SUCCESS;
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while (len--) *pDst++ = *pSrc++ << val;
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return PRIMITIVES_SUCCESS;
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}
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/* ------------------------------------------------------------------------- */
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pstatus_t general_rShiftC_16s(
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const INT16 *pSrc,
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INT32 val,
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INT16 *pDst,
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INT32 len)
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{
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if (val == 0) return PRIMITIVES_SUCCESS;
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while (len--) *pDst++ = *pSrc++ >> val;
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return PRIMITIVES_SUCCESS;
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}
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/* ------------------------------------------------------------------------- */
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pstatus_t general_lShiftC_16u(
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const UINT16 *pSrc,
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INT32 val,
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UINT16 *pDst,
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INT32 len)
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{
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if (val == 0) return PRIMITIVES_SUCCESS;
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while (len--) *pDst++ = *pSrc++ << val;
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return PRIMITIVES_SUCCESS;
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}
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/* ------------------------------------------------------------------------- */
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pstatus_t general_rShiftC_16u(
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const UINT16 *pSrc,
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INT32 val,
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UINT16 *pDst,
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INT32 len)
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{
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if (val == 0) return PRIMITIVES_SUCCESS;
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while (len--) *pDst++ = *pSrc++ >> val;
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return PRIMITIVES_SUCCESS;
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}
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/* ------------------------------------------------------------------------- */
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pstatus_t general_shiftC_16s(
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const INT16 *pSrc,
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INT32 val,
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INT16 *pDst,
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INT32 len)
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{
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primitives_t *prims;
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if (val == 0) return PRIMITIVES_SUCCESS;
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prims = primitives_get();
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if (val < 0) return prims->rShiftC_16s(pSrc, -val, pDst, len);
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else return prims->lShiftC_16s(pSrc, val, pDst, len);
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}
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/* ------------------------------------------------------------------------- */
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pstatus_t general_shiftC_16u(
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const UINT16 *pSrc,
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INT32 val,
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UINT16 *pDst,
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INT32 len)
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{
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primitives_t *prims;
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if (val == 0) return PRIMITIVES_SUCCESS;
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prims = primitives_get();
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if (val < 0) return prims->rShiftC_16u(pSrc, -val, pDst, len);
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else return prims->lShiftC_16u(pSrc, val, pDst, len);
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}
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/* ------------------------------------------------------------------------- */
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void primitives_init_shift(
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const primitives_hints_t *hints,
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primitives_t *prims)
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{
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/* Start with the default. */
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prims->lShiftC_16s = general_lShiftC_16s;
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prims->rShiftC_16s = general_rShiftC_16s;
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prims->lShiftC_16u = general_lShiftC_16u;
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prims->rShiftC_16u = general_rShiftC_16u;
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/* Wrappers */
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prims->shiftC_16s = general_shiftC_16s;
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prims->shiftC_16u = general_shiftC_16u;
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primitives_init_shift_opt(hints, prims);
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}
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/* ------------------------------------------------------------------------- */
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void primitives_deinit_shift(
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primitives_t *prims)
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{
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/* Nothing to do. */
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}
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