2 * Copyright (C) 2008-2009 Advanced Micro Devices, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 * Richard Li <RichardZ.Li@amd.com>, <richardradeon@gmail.com>
25 * CooperYuan <cooper.yuan@amd.com>, <cooperyuan@gmail.com>
34 #include "main/imports.h"
35 #include "shader/prog_parameter.h"
36 #include "shader/prog_statevars.h"
38 #include "r600_context.h"
39 #include "r600_cmdbuf.h"
41 #include "r700_fragprog.h"
43 #include "r700_debug.h"
45 //TODO : Validate FP input with VP output.
46 void Map_Fragment_Program(r700_AssemblerBase
*pAsm
,
47 struct gl_fragment_program
*mesa_fp
)
53 pAsm
->number_used_registers
= 0;
55 //Input mapping : mesa_fp->Base.InputsRead set the flag, set in
56 //The flags parsed in parse_attrib_binding. FRAG_ATTRIB_COLx, FRAG_ATTRIB_TEXx, ...
57 //MUST match order in Map_Vertex_Output
58 unBit
= 1 << FRAG_ATTRIB_WPOS
;
59 if(mesa_fp
->Base
.InputsRead
& unBit
)
61 pAsm
->uiFP_AttributeMap
[FRAG_ATTRIB_WPOS
] = pAsm
->number_used_registers
++;
64 unBit
= 1 << FRAG_ATTRIB_COL0
;
65 if(mesa_fp
->Base
.InputsRead
& unBit
)
67 pAsm
->uiFP_AttributeMap
[FRAG_ATTRIB_COL0
] = pAsm
->number_used_registers
++;
70 unBit
= 1 << FRAG_ATTRIB_COL1
;
71 if(mesa_fp
->Base
.InputsRead
& unBit
)
73 pAsm
->uiFP_AttributeMap
[FRAG_ATTRIB_COL1
] = pAsm
->number_used_registers
++;
76 unBit
= 1 << FRAG_ATTRIB_FOGC
;
77 if(mesa_fp
->Base
.InputsRead
& unBit
)
79 pAsm
->uiFP_AttributeMap
[FRAG_ATTRIB_FOGC
] = pAsm
->number_used_registers
++;
84 unBit
= 1 << (FRAG_ATTRIB_TEX0
+ i
);
85 if(mesa_fp
->Base
.InputsRead
& unBit
)
87 pAsm
->uiFP_AttributeMap
[FRAG_ATTRIB_TEX0
+ i
] = pAsm
->number_used_registers
++;
91 /* Map temporary registers (GPRs) */
92 pAsm
->starting_temp_register_number
= pAsm
->number_used_registers
;
94 if(mesa_fp
->Base
.NumNativeTemporaries
>= mesa_fp
->Base
.NumTemporaries
)
96 pAsm
->number_used_registers
+= mesa_fp
->Base
.NumNativeTemporaries
;
100 pAsm
->number_used_registers
+= mesa_fp
->Base
.NumTemporaries
;
104 pAsm
->number_of_exports
= 0;
105 pAsm
->number_of_colorandz_exports
= 0; /* don't include stencil and mask out. */
106 pAsm
->starting_export_register_number
= pAsm
->number_used_registers
;
107 unBit
= 1 << FRAG_RESULT_COLOR
;
108 if(mesa_fp
->Base
.OutputsWritten
& unBit
)
110 pAsm
->uiFP_OutputMap
[FRAG_RESULT_COLOR
] = pAsm
->number_used_registers
++;
111 pAsm
->number_of_exports
++;
112 pAsm
->number_of_colorandz_exports
++;
114 unBit
= 1 << FRAG_RESULT_DEPTH
;
115 if(mesa_fp
->Base
.OutputsWritten
& unBit
)
117 pAsm
->depth_export_register_number
= pAsm
->number_used_registers
;
118 pAsm
->uiFP_OutputMap
[FRAG_RESULT_DEPTH
] = pAsm
->number_used_registers
++;
119 pAsm
->number_of_exports
++;
120 pAsm
->number_of_colorandz_exports
++;
121 pAsm
->pR700Shader
->depthIsExported
= 1;
124 pAsm
->pucOutMask
= (unsigned char*) MALLOC(pAsm
->number_of_exports
);
125 for(ui
=0; ui
<pAsm
->number_of_exports
; ui
++)
127 pAsm
->pucOutMask
[ui
] = 0x0;
130 pAsm
->uFirstHelpReg
= pAsm
->number_used_registers
;
133 GLboolean
Find_Instruction_Dependencies_fp(struct r700_fragment_program
*fp
,
134 struct gl_fragment_program
*mesa_fp
)
137 GLint
* puiTEMPwrites
;
138 struct prog_instruction
* pILInst
;
140 struct prog_instruction
* texcoord_DepInst
;
143 puiTEMPwrites
= (GLint
*) MALLOC(sizeof(GLuint
)*mesa_fp
->Base
.NumTemporaries
);
144 for(i
=0; i
<mesa_fp
->Base
.NumTemporaries
; i
++)
146 puiTEMPwrites
[i
] = -1;
149 pInstDeps
= (InstDeps
*)MALLOC(sizeof(InstDeps
)*mesa_fp
->Base
.NumInstructions
);
151 for(i
=0; i
<mesa_fp
->Base
.NumInstructions
; i
++)
153 pInstDeps
[i
].nDstDep
= -1;
154 pILInst
= &(mesa_fp
->Base
.Instructions
[i
]);
157 if(pILInst
->DstReg
.File
== PROGRAM_TEMPORARY
)
159 //Set lastwrite for the temp
160 puiTEMPwrites
[pILInst
->DstReg
.Index
] = i
;
166 if(pILInst
->SrcReg
[j
].File
== PROGRAM_TEMPORARY
)
169 pInstDeps
[i
].nSrcDeps
[j
] = puiTEMPwrites
[pILInst
->SrcReg
[j
].Index
];
173 pInstDeps
[i
].nSrcDeps
[j
] = -1;
178 fp
->r700AsmCode
.pInstDeps
= pInstDeps
;
182 //Find dep for tex inst
183 for(i
=0; i
<mesa_fp
->Base
.NumInstructions
; i
++)
185 pILInst
= &(mesa_fp
->Base
.Instructions
[i
]);
187 if(GL_TRUE
== IsTex(pILInst
->Opcode
))
188 { //src0 is the tex coord register, src1 is texunit, src2 is textype
189 nDepInstID
= pInstDeps
[i
].nSrcDeps
[0];
192 texcoord_DepInst
= &(mesa_fp
->Base
.Instructions
[nDepInstID
]);
193 if(GL_TRUE
== IsAlu(texcoord_DepInst
->Opcode
) )
195 pInstDeps
[nDepInstID
].nDstDep
= i
;
196 pInstDeps
[i
].nDstDep
= i
;
198 else if(GL_TRUE
== IsTex(texcoord_DepInst
->Opcode
) )
200 pInstDeps
[i
].nDstDep
= i
;
212 GLboolean
r700TranslateFragmentShader(struct r700_fragment_program
*fp
,
213 struct gl_fragment_program
*mesa_fp
)
215 GLuint number_of_colors_exported
;
216 GLboolean z_enabled
= GL_FALSE
;
220 Init_r700_AssemblerBase( SPT_FP
, &(fp
->r700AsmCode
), &(fp
->r700Shader
) );
221 Map_Fragment_Program(&(fp
->r700AsmCode
), mesa_fp
);
223 if( GL_FALSE
== Find_Instruction_Dependencies_fp(fp
, mesa_fp
) )
228 if( GL_FALSE
== AssembleInstr(mesa_fp
->Base
.NumInstructions
,
229 &(mesa_fp
->Base
.Instructions
[0]),
230 &(fp
->r700AsmCode
)) )
235 if(GL_FALSE
== Process_Fragment_Exports(&(fp
->r700AsmCode
), mesa_fp
->Base
.OutputsWritten
) )
240 fp
->r700Shader
.nRegs
= (fp
->r700AsmCode
.number_used_registers
== 0) ? 0
241 : (fp
->r700AsmCode
.number_used_registers
- 1);
243 fp
->r700Shader
.nParamExports
= fp
->r700AsmCode
.number_of_exports
;
245 number_of_colors_exported
= fp
->r700AsmCode
.number_of_colorandz_exports
;
247 unBit
= 1 << FRAG_RESULT_DEPTH
;
248 if(mesa_fp
->Base
.OutputsWritten
& unBit
)
251 number_of_colors_exported
--;
254 fp
->r700Shader
.exportMode
= number_of_colors_exported
<< 1 | z_enabled
;
256 fp
->translated
= GL_TRUE
;
261 void * r700GetActiveFpShaderBo(GLcontext
* ctx
)
263 struct r700_fragment_program
*fp
= (struct r700_fragment_program
*)
264 (ctx
->FragmentProgram
._Current
);
269 GLboolean
r700SetupFragmentProgram(GLcontext
* ctx
)
271 context_t
*context
= R700_CONTEXT(ctx
);
272 R700_CHIP_CONTEXT
*r700
= (R700_CHIP_CONTEXT
*)(&context
->hw
);
273 BATCH_LOCALS(&context
->radeon
);
274 struct r700_fragment_program
*fp
= (struct r700_fragment_program
*)
275 (ctx
->FragmentProgram
._Current
);
276 r700_AssemblerBase
*pAsm
= &(fp
->r700AsmCode
);
277 struct gl_fragment_program
*mesa_fp
= &(fp
->mesa_program
);
278 struct gl_program_parameter_list
*paramList
;
279 unsigned int unNumParamData
;
281 unsigned int unNumOfReg
;
284 if(GL_FALSE
== fp
->loaded
)
286 if(fp
->r700Shader
.bNeedsAssembly
== GL_TRUE
)
288 Assemble( &(fp
->r700Shader
) );
294 (GLvoid
*)(fp
->r700Shader
.pProgram
),
295 fp
->r700Shader
.uShaderBinaryDWORDSize
,
298 fp
->loaded
= GL_TRUE
;
301 DumpHwBinary(DUMP_PIXEL_SHADER
, (GLvoid
*)(fp
->r700Shader
.pProgram
),
302 fp
->r700Shader
.uShaderBinaryDWORDSize
);
304 /* TODO : enable this after MemUse fixed *=
305 (context->chipobj.MemUse)(context, fp->shadercode.buf->id);
308 r700
->ps
.SQ_PGM_START_PS
.u32All
= 0; /* set from buffer obj */
310 unNumOfReg
= fp
->r700Shader
.nRegs
+ 1;
312 ui
= (r700
->SPI_PS_IN_CONTROL_0
.u32All
& NUM_INTERP_mask
) / (1 << NUM_INTERP_shift
);
314 /* PS uses fragment.position */
315 if (mesa_fp
->Base
.InputsRead
& (1 << FRAG_ATTRIB_WPOS
))
318 SETfield(r700
->SPI_PS_IN_CONTROL_0
.u32All
, ui
, NUM_INTERP_shift
, NUM_INTERP_mask
);
319 SETfield(r700
->SPI_PS_IN_CONTROL_0
.u32All
, CENTERS_ONLY
, BARYC_SAMPLE_CNTL_shift
, BARYC_SAMPLE_CNTL_mask
);
320 SETbit(r700
->SPI_PS_IN_CONTROL_0
.u32All
, POSITION_ENA_bit
);
321 SETbit(r700
->SPI_INPUT_Z
.u32All
, PROVIDE_Z_TO_SPI_bit
);
324 ui
= (unNumOfReg
< ui
) ? ui
: unNumOfReg
;
326 SETfield(r700
->ps
.SQ_PGM_RESOURCES_PS
.u32All
, ui
, NUM_GPRS_shift
, NUM_GPRS_mask
);
328 CLEARbit(r700
->ps
.SQ_PGM_RESOURCES_PS
.u32All
, UNCACHED_FIRST_INST_bit
);
330 if(fp
->r700Shader
.uStackSize
) /* we don't use branch for now, it should be zero. */
332 SETfield(r700
->ps
.SQ_PGM_RESOURCES_PS
.u32All
, fp
->r700Shader
.uStackSize
,
333 STACK_SIZE_shift
, STACK_SIZE_mask
);
336 SETfield(r700
->ps
.SQ_PGM_EXPORTS_PS
.u32All
, fp
->r700Shader
.exportMode
,
337 EXPORT_MODE_shift
, EXPORT_MODE_mask
);
339 if(fp
->r700Shader
.killIsUsed
)
341 SETbit(r700
->DB_SHADER_CONTROL
.u32All
, KILL_ENABLE_bit
);
345 CLEARbit(r700
->DB_SHADER_CONTROL
.u32All
, KILL_ENABLE_bit
);
348 if(fp
->r700Shader
.depthIsExported
)
350 SETbit(r700
->DB_SHADER_CONTROL
.u32All
, Z_EXPORT_ENABLE_bit
);
354 CLEARbit(r700
->DB_SHADER_CONTROL
.u32All
, Z_EXPORT_ENABLE_bit
);
357 /* sent out shader constants. */
358 paramList
= fp
->mesa_program
.Base
.Parameters
;
360 if(NULL
!= paramList
)
362 _mesa_load_state_parameters(ctx
, paramList
);
364 unNumParamData
= paramList
->NumParameters
* 4;
366 BEGIN_BATCH_NO_AUTOSTATE(2 + unNumParamData
);
368 R600_OUT_BATCH(CP_PACKET3(R600_IT_SET_ALU_CONST
, unNumParamData
));
370 /* assembler map const from very beginning. */
371 R600_OUT_BATCH(SQ_ALU_CONSTANT_PS_OFFSET
* 4);
373 unNumParamData
= paramList
->NumParameters
;
375 for(ui
=0; ui
<unNumParamData
; ui
++)
377 R600_OUT_BATCH(*((unsigned int*)&(paramList
->ParameterValues
[ui
][0])));
378 R600_OUT_BATCH(*((unsigned int*)&(paramList
->ParameterValues
[ui
][1])));
379 R600_OUT_BATCH(*((unsigned int*)&(paramList
->ParameterValues
[ui
][2])));
380 R600_OUT_BATCH(*((unsigned int*)&(paramList
->ParameterValues
[ui
][3])));
387 unBit
= 1 << FRAG_ATTRIB_WPOS
;
388 if(mesa_fp
->Base
.InputsRead
& unBit
)
390 ui
= pAsm
->uiFP_AttributeMap
[FRAG_ATTRIB_WPOS
];
391 SETbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, SEL_CENTROID_bit
);
392 SETfield(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, ui
,
393 SEMANTIC_shift
, SEMANTIC_mask
);
394 if (r700
->SPI_INTERP_CONTROL_0
.u32All
& FLAT_SHADE_ENA_bit
)
395 SETbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, FLAT_SHADE_bit
);
397 CLEARbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, FLAT_SHADE_bit
);
400 unBit
= 1 << FRAG_ATTRIB_COL0
;
401 if(mesa_fp
->Base
.InputsRead
& unBit
)
403 ui
= pAsm
->uiFP_AttributeMap
[FRAG_ATTRIB_COL0
];
404 SETbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, SEL_CENTROID_bit
);
405 SETfield(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, ui
,
406 SEMANTIC_shift
, SEMANTIC_mask
);
407 if (r700
->SPI_INTERP_CONTROL_0
.u32All
& FLAT_SHADE_ENA_bit
)
408 SETbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, FLAT_SHADE_bit
);
410 CLEARbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, FLAT_SHADE_bit
);
413 unBit
= 1 << FRAG_ATTRIB_COL1
;
414 if(mesa_fp
->Base
.InputsRead
& unBit
)
416 ui
= pAsm
->uiFP_AttributeMap
[FRAG_ATTRIB_COL1
];
417 SETbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, SEL_CENTROID_bit
);
418 SETfield(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, ui
,
419 SEMANTIC_shift
, SEMANTIC_mask
);
420 if (r700
->SPI_INTERP_CONTROL_0
.u32All
& FLAT_SHADE_ENA_bit
)
421 SETbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, FLAT_SHADE_bit
);
423 CLEARbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, FLAT_SHADE_bit
);
426 unBit
= 1 << FRAG_ATTRIB_FOGC
;
427 if(mesa_fp
->Base
.InputsRead
& unBit
)
429 ui
= pAsm
->uiFP_AttributeMap
[FRAG_ATTRIB_FOGC
];
430 SETbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, SEL_CENTROID_bit
);
431 SETfield(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, ui
,
432 SEMANTIC_shift
, SEMANTIC_mask
);
433 if (r700
->SPI_INTERP_CONTROL_0
.u32All
& FLAT_SHADE_ENA_bit
)
434 SETbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, FLAT_SHADE_bit
);
436 CLEARbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, FLAT_SHADE_bit
);
441 unBit
= 1 << (FRAG_ATTRIB_TEX0
+ i
);
442 if(mesa_fp
->Base
.InputsRead
& unBit
)
444 ui
= pAsm
->uiFP_AttributeMap
[FRAG_ATTRIB_TEX0
+ i
];
445 SETbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, SEL_CENTROID_bit
);
446 SETfield(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, ui
,
447 SEMANTIC_shift
, SEMANTIC_mask
);
448 CLEARbit(r700
->SPI_PS_INPUT_CNTL
[ui
].u32All
, FLAT_SHADE_bit
);