/************************************************************************** * * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * **************************************************************************/ /* Authors: Keith Whitwell */ #ifndef DRAW_VS_AOS_H #define DRAW_VS_AOS_H struct tgsi_token; struct x86_function; #include "pipe/p_state.h" #include "rtasm/rtasm_x86sse.h" #define X 0 #define Y 1 #define Z 2 #define W 3 #define MAX_INPUTS PIPE_MAX_ATTRIBS #define MAX_OUTPUTS PIPE_MAX_ATTRIBS #define MAX_TEMPS PIPE_MAX_ATTRIBS /* say */ #define MAX_CONSTANTS PIPE_MAX_ATTRIBS /* say */ #define MAX_IMMEDIATES PIPE_MAX_ATTRIBS /* say */ #define MAX_INTERNALS 8 #define AOS_FILE_INTERNAL TGSI_FILE_COUNT #define FPU_RND_NEG 1 #define FPU_RND_NEAREST 2 struct aos_machine; typedef void (PIPE_CDECL *lit_func)( struct aos_machine *, float *result, const float *in, unsigned count ); struct shine_tab { float exponent; float values[258]; unsigned last_used; }; struct lit_info { lit_func func; struct shine_tab *shine_tab; }; #define MAX_SHINE_TAB 4 #define MAX_LIT_INFO 16 /* This is the temporary storage used by all the aos_sse vs varients. * Create one per context and reuse by passing a pointer in at * vs_varient creation?? */ struct aos_machine { float input [MAX_INPUTS ][4]; float output [MAX_OUTPUTS ][4]; float temp [MAX_TEMPS ][4]; float constant [MAX_CONSTANTS ][4]; /* fixme -- should just be a pointer */ float immediate[MAX_IMMEDIATES][4]; /* fixme -- should just be a pointer */ float internal [MAX_INTERNALS ][4]; float scale[4]; /* viewport */ float translate[4]; /* viewport */ float tmp[2][4]; /* scratch space for LIT */ struct shine_tab shine_tab[MAX_SHINE_TAB]; struct lit_info lit_info[MAX_LIT_INFO]; unsigned now; ushort fpu_rnd_nearest; ushort fpu_rnd_neg_inf; ushort fpu_restore; ushort fpucntl; /* one of FPU_* above */ struct { const void *input_ptr; unsigned input_stride; unsigned output_offset; } attrib[PIPE_MAX_ATTRIBS]; }; struct aos_compilation { struct x86_function *func; struct draw_vs_varient_aos_sse *vaos; unsigned insn_counter; unsigned num_immediates; unsigned count; unsigned lit_count; struct { unsigned idx:16; unsigned file:8; unsigned dirty:8; unsigned last_used; } xmm[8]; boolean input_fetched[PIPE_MAX_ATTRIBS]; unsigned output_last_write[PIPE_MAX_ATTRIBS]; boolean have_sse2; boolean error; short fpucntl; /* these are actually known values, but putting them in a struct * like this is helpful to keep them in sync across the file. */ struct x86_reg tmp_EAX; struct x86_reg idx_EBX; /* either start+i or &elt[i] */ struct x86_reg outbuf_ECX; struct x86_reg machine_EDX; struct x86_reg count_ESI; /* decrements to zero */ }; struct x86_reg aos_get_xmm_reg( struct aos_compilation *cp ); void aos_release_xmm_reg( struct aos_compilation *cp, unsigned idx ); void aos_adopt_xmm_reg( struct aos_compilation *cp, struct x86_reg reg, unsigned file, unsigned idx, unsigned dirty ); struct x86_reg aos_get_shader_reg( struct aos_compilation *cp, unsigned file, unsigned idx ); boolean aos_fetch_inputs( struct aos_compilation *cp, boolean linear ); boolean aos_emit_outputs( struct aos_compilation *cp ); #define IMM_ONES 0 /* 1, 1,1,1 */ #define IMM_SWZ 1 /* 1,-1,0, 0xffffffff */ #define IMM_IDENTITY 2 /* 0, 0,0,1 */ #define IMM_INV_255 3 /* 1/255, 1/255, 1/255, 1/255 */ #define IMM_255 4 /* 255, 255, 255, 255 */ #define IMM_NEGS 5 /* -1,-1,-1,-1 */ #define IMM_RSQ 6 /* -.5,1.5,_,_ */ #define IMM_PSIZE 7 /* not really an immediate - updated each run */ struct x86_reg aos_get_internal( struct aos_compilation *cp, unsigned imm ); struct x86_reg aos_get_internal_xmm( struct aos_compilation *cp, unsigned imm ); #define ERROR(cp, msg) \ do { \ debug_printf("%s: x86 translation failed: %s\n", __FUNCTION__, msg); \ cp->error = 1; \ assert(0); \ } while (0) struct draw_vs_varient_aos_sse { struct draw_vs_varient base; struct draw_context *draw; #if 0 struct { const void *ptr; unsigned stride; } attrib[PIPE_MAX_ATTRIBS]; #endif struct aos_machine *machine; /* XXX: temporarily unshared */ vsv_run_linear_func gen_run_linear; vsv_run_elts_func gen_run_elts; struct x86_function func[2]; }; #endif