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Diffstat (limited to 'media/libtheora/lib/x86/x86int.h')
| -rw-r--r-- | media/libtheora/lib/x86/x86int.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/media/libtheora/lib/x86/x86int.h b/media/libtheora/lib/x86/x86int.h new file mode 100644 index 0000000000..ceb2dbb0ec --- /dev/null +++ b/media/libtheora/lib/x86/x86int.h @@ -0,0 +1,122 @@ +/******************************************************************** + * * + * THIS FILE IS PART OF THE OggTheora SOFTWARE CODEC SOURCE CODE. * + * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS * + * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE * + * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. * + * * + * THE Theora SOURCE CODE IS COPYRIGHT (C) 2002-2009 * + * by the Xiph.Org Foundation and contributors http://www.xiph.org/ * + * * + ******************************************************************** + + function: + last mod: $Id$ + + ********************************************************************/ + +#if !defined(_x86_x86int_H) +# define _x86_x86int_H (1) +# include "../internal.h" + +# if defined(OC_X86_ASM) +# define oc_state_accel_init oc_state_accel_init_x86 +# if defined(OC_X86_64_ASM) +/*x86-64 guarantees SIMD support up through at least SSE2. + If the best routine we have available only needs SSE2 (which at the moment + covers all of them), then we can avoid runtime detection and the indirect + call.*/ +# define oc_frag_copy(_state,_dst,_src,_ystride) \ + oc_frag_copy_mmx(_dst,_src,_ystride) +# define oc_frag_copy_list(_state,_dst_frame,_src_frame,_ystride, \ + _fragis,_nfragis,_frag_buf_offs) \ + oc_frag_copy_list_mmx(_dst_frame,_src_frame,_ystride, \ + _fragis,_nfragis,_frag_buf_offs) +# define oc_frag_recon_intra(_state,_dst,_ystride,_residue) \ + oc_frag_recon_intra_mmx(_dst,_ystride,_residue) +# define oc_frag_recon_inter(_state,_dst,_src,_ystride,_residue) \ + oc_frag_recon_inter_mmx(_dst,_src,_ystride,_residue) +# define oc_frag_recon_inter2(_state,_dst,_src1,_src2,_ystride,_residue) \ + oc_frag_recon_inter2_mmx(_dst,_src1,_src2,_ystride,_residue) +# define oc_idct8x8(_state,_y,_x,_last_zzi) \ + oc_idct8x8_sse2(_y,_x,_last_zzi) +# define oc_state_frag_recon oc_state_frag_recon_mmx +# define oc_loop_filter_init(_state,_bv,_flimit) \ + oc_loop_filter_init_mmxext(_bv,_flimit) +# define oc_state_loop_filter_frag_rows oc_state_loop_filter_frag_rows_mmxext +# define oc_restore_fpu(_state) \ + oc_restore_fpu_mmx() +# else +# define OC_STATE_USE_VTABLE (1) +# endif +# endif + +# include "../state.h" +# include "x86cpu.h" + +/*Converts the expression in the argument to a string.*/ +#define OC_M2STR(_s) #_s + +/*Memory operands do not always include an offset. + To avoid warnings, we force an offset with %H (which adds 8).*/ +# if __GNUC_PREREQ(4,0) +# define OC_MEM_OFFS(_offs,_name) \ + OC_M2STR(_offs-8+%H[_name]) +# endif +/*If your gcc version does't support %H, then you get to suffer the warnings. + Note that Apple's gas breaks on things like _offs+(%esp): it throws away the + whole offset, instead of substituting in 0 for the missing operand to +.*/ +# if !defined(OC_MEM_OFFS) +# define OC_MEM_OFFS(_offs,_name) \ + OC_M2STR(_offs+%[_name]) +# endif + +/*Declare an array operand with an exact size. + This tells gcc we're going to clobber this memory region, without having to + clobber all of "memory" and lets us access local buffers directly using the + stack pointer, without allocating a separate register to point to them.*/ +#define OC_ARRAY_OPERAND(_type,_ptr,_size) \ + (*({ \ + struct{_type array_value__[(_size)];} *array_addr__=(void *)(_ptr); \ + array_addr__; \ + })) + +/*Declare an array operand with an exact size. + This tells gcc we're going to clobber this memory region, without having to + clobber all of "memory" and lets us access local buffers directly using the + stack pointer, without allocating a separate register to point to them.*/ +#define OC_CONST_ARRAY_OPERAND(_type,_ptr,_size) \ + (*({ \ + const struct{_type array_value__[(_size)];} *array_addr__= \ + (const void *)(_ptr); \ + array_addr__; \ + })) + +extern const unsigned short __attribute__((aligned(16))) OC_IDCT_CONSTS[64]; + +void oc_state_accel_init_x86(oc_theora_state *_state); + +void oc_frag_copy_mmx(unsigned char *_dst, + const unsigned char *_src,int _ystride); +void oc_frag_copy_list_mmx(unsigned char *_dst_frame, + const unsigned char *_src_frame,int _ystride, + const ptrdiff_t *_fragis,ptrdiff_t _nfragis,const ptrdiff_t *_frag_buf_offs); +void oc_frag_recon_intra_mmx(unsigned char *_dst,int _ystride, + const ogg_int16_t *_residue); +void oc_frag_recon_inter_mmx(unsigned char *_dst, + const unsigned char *_src,int _ystride,const ogg_int16_t *_residue); +void oc_frag_recon_inter2_mmx(unsigned char *_dst,const unsigned char *_src1, + const unsigned char *_src2,int _ystride,const ogg_int16_t *_residue); +void oc_idct8x8_mmx(ogg_int16_t _y[64],ogg_int16_t _x[64],int _last_zzi); +void oc_idct8x8_sse2(ogg_int16_t _y[64],ogg_int16_t _x[64],int _last_zzi); +void oc_state_frag_recon_mmx(const oc_theora_state *_state,ptrdiff_t _fragi, + int _pli,ogg_int16_t _dct_coeffs[128],int _last_zzi,ogg_uint16_t _dc_quant); +void oc_loop_filter_init_mmx(signed char _bv[256],int _flimit); +void oc_loop_filter_init_mmxext(signed char _bv[256],int _flimit); +void oc_state_loop_filter_frag_rows_mmx(const oc_theora_state *_state, + signed char _bv[256],int _refi,int _pli,int _fragy0,int _fragy_end); +void oc_state_loop_filter_frag_rows_mmxext(const oc_theora_state *_state, + signed char _bv[256],int _refi,int _pli,int _fragy0,int _fragy_end); +void oc_restore_fpu_mmx(void); + +#endif |