2 * Copyright (C) 2016 Rob Clark <robclark@freedesktop.org>
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 (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * Rob Clark <robclark@freedesktop.org>
27 #include "pipe/p_state.h"
28 #include "util/u_string.h"
29 #include "util/u_memory.h"
30 #include "util/u_inlines.h"
31 #include "util/u_format.h"
32 #include "util/bitset.h"
34 #include "freedreno_program.h"
36 #include "fd5_program.h"
38 #include "fd5_texture.h"
39 #include "fd5_format.h"
42 delete_shader_stateobj(struct fd5_shader_stateobj
*so
)
44 ir3_shader_destroy(so
->shader
);
48 static struct fd5_shader_stateobj
*
49 create_shader_stateobj(struct pipe_context
*pctx
, const struct pipe_shader_state
*cso
,
52 struct fd_context
*ctx
= fd_context(pctx
);
53 struct ir3_compiler
*compiler
= ctx
->screen
->compiler
;
54 struct fd5_shader_stateobj
*so
= CALLOC_STRUCT(fd5_shader_stateobj
);
55 so
->shader
= ir3_shader_create(compiler
, cso
, type
, &ctx
->debug
);
60 fd5_fp_state_create(struct pipe_context
*pctx
,
61 const struct pipe_shader_state
*cso
)
63 return create_shader_stateobj(pctx
, cso
, SHADER_FRAGMENT
);
67 fd5_fp_state_delete(struct pipe_context
*pctx
, void *hwcso
)
69 struct fd5_shader_stateobj
*so
= hwcso
;
70 delete_shader_stateobj(so
);
74 fd5_vp_state_create(struct pipe_context
*pctx
,
75 const struct pipe_shader_state
*cso
)
77 return create_shader_stateobj(pctx
, cso
, SHADER_VERTEX
);
81 fd5_vp_state_delete(struct pipe_context
*pctx
, void *hwcso
)
83 struct fd5_shader_stateobj
*so
= hwcso
;
84 delete_shader_stateobj(so
);
88 emit_shader(struct fd_ringbuffer
*ring
, const struct ir3_shader_variant
*so
)
90 const struct ir3_info
*si
= &so
->info
;
91 enum adreno_state_block sb
;
92 enum adreno_state_src src
;
95 if (so
->type
== SHADER_VERTEX
) {
101 if (fd_mesa_debug
& FD_DBG_DIRECT
) {
104 bin
= fd_bo_map(so
->bo
);
107 src
= 2; // enums different on a5xx..
111 OUT_PKT7(ring
, CP_LOAD_STATE
, 3 + sz
);
112 OUT_RING(ring
, CP_LOAD_STATE_0_DST_OFF(0) |
113 CP_LOAD_STATE_0_STATE_SRC(src
) |
114 CP_LOAD_STATE_0_STATE_BLOCK(sb
) |
115 CP_LOAD_STATE_0_NUM_UNIT(so
->instrlen
));
117 OUT_RING(ring
, CP_LOAD_STATE_1_EXT_SRC_ADDR(0) |
118 CP_LOAD_STATE_1_STATE_TYPE(ST_SHADER
));
119 OUT_RING(ring
, CP_LOAD_STATE_2_EXT_SRC_ADDR_HI(0));
121 OUT_RELOC(ring
, so
->bo
, 0,
122 CP_LOAD_STATE_1_STATE_TYPE(ST_SHADER
), 0);
125 /* for how clever coverity is, it is sometimes rather dull, and
126 * doesn't realize that the only case where bin==NULL, sz==0:
128 assume(bin
|| (sz
== 0));
130 for (i
= 0; i
< sz
; i
++) {
131 OUT_RING(ring
, bin
[i
]);
135 /* Add any missing varyings needed for stream-out. Otherwise varyings not
136 * used by fragment shader will be stripped out.
139 link_stream_out(struct ir3_shader_linkage
*l
, const struct ir3_shader_variant
*v
)
141 const struct pipe_stream_output_info
*strmout
= &v
->shader
->stream_output
;
144 * First, any stream-out varyings not already in linkage map (ie. also
145 * consumed by frag shader) need to be added:
147 for (unsigned i
= 0; i
< strmout
->num_outputs
; i
++) {
148 const struct pipe_stream_output
*out
= &strmout
->output
[i
];
149 unsigned k
= out
->register_index
;
151 (1 << (out
->num_components
+ out
->start_component
)) - 1;
152 unsigned idx
, nextloc
= 0;
154 /* psize/pos need to be the last entries in linkage map, and will
155 * get added link_stream_out, so skip over them:
157 if ((v
->outputs
[k
].slot
== VARYING_SLOT_PSIZ
) ||
158 (v
->outputs
[k
].slot
== VARYING_SLOT_POS
))
161 for (idx
= 0; idx
< l
->cnt
; idx
++) {
162 if (l
->var
[idx
].regid
== v
->outputs
[k
].regid
)
164 nextloc
= MAX2(nextloc
, l
->var
[idx
].loc
+ 4);
167 /* add if not already in linkage map: */
169 ir3_link_add(l
, v
->outputs
[k
].regid
, compmask
, nextloc
);
171 /* expand component-mask if needed, ie streaming out all components
172 * but frag shader doesn't consume all components:
174 if (compmask
& ~l
->var
[idx
].compmask
) {
175 l
->var
[idx
].compmask
|= compmask
;
176 l
->max_loc
= MAX2(l
->max_loc
,
177 l
->var
[idx
].loc
+ util_last_bit(l
->var
[idx
].compmask
));
182 /* TODO maybe some of this we could pre-compute once rather than having
183 * so much draw-time logic?
186 emit_stream_out(struct fd_ringbuffer
*ring
, const struct ir3_shader_variant
*v
,
187 struct ir3_shader_linkage
*l
)
189 const struct pipe_stream_output_info
*strmout
= &v
->shader
->stream_output
;
190 unsigned ncomp
[PIPE_MAX_SO_BUFFERS
] = {0};
191 unsigned prog
[align(l
->max_loc
, 2) / 2];
193 memset(prog
, 0, sizeof(prog
));
195 for (unsigned i
= 0; i
< strmout
->num_outputs
; i
++) {
196 const struct pipe_stream_output
*out
= &strmout
->output
[i
];
197 unsigned k
= out
->register_index
;
200 ncomp
[out
->output_buffer
] += out
->num_components
;
202 /* linkage map sorted by order frag shader wants things, so
203 * a bit less ideal here..
205 for (idx
= 0; idx
< l
->cnt
; idx
++)
206 if (l
->var
[idx
].regid
== v
->outputs
[k
].regid
)
209 debug_assert(idx
< l
->cnt
);
211 for (unsigned j
= 0; j
< out
->num_components
; j
++) {
212 unsigned c
= j
+ out
->start_component
;
213 unsigned loc
= l
->var
[idx
].loc
+ c
;
214 unsigned off
= j
+ out
->dst_offset
; /* in dwords */
217 prog
[loc
/2] |= A5XX_VPC_SO_PROG_B_EN
|
218 A5XX_VPC_SO_PROG_B_BUF(out
->output_buffer
) |
219 A5XX_VPC_SO_PROG_B_OFF(off
* 4);
221 prog
[loc
/2] |= A5XX_VPC_SO_PROG_A_EN
|
222 A5XX_VPC_SO_PROG_A_BUF(out
->output_buffer
) |
223 A5XX_VPC_SO_PROG_A_OFF(off
* 4);
228 OUT_PKT7(ring
, CP_CONTEXT_REG_BUNCH
, 12 + (2 * ARRAY_SIZE(prog
)));
229 OUT_RING(ring
, REG_A5XX_VPC_SO_BUF_CNTL
);
230 OUT_RING(ring
, A5XX_VPC_SO_BUF_CNTL_ENABLE
|
231 COND(ncomp
[0] > 0, A5XX_VPC_SO_BUF_CNTL_BUF0
) |
232 COND(ncomp
[1] > 0, A5XX_VPC_SO_BUF_CNTL_BUF1
) |
233 COND(ncomp
[2] > 0, A5XX_VPC_SO_BUF_CNTL_BUF2
) |
234 COND(ncomp
[3] > 0, A5XX_VPC_SO_BUF_CNTL_BUF3
));
235 OUT_RING(ring
, REG_A5XX_VPC_SO_NCOMP(0));
236 OUT_RING(ring
, ncomp
[0]);
237 OUT_RING(ring
, REG_A5XX_VPC_SO_NCOMP(1));
238 OUT_RING(ring
, ncomp
[1]);
239 OUT_RING(ring
, REG_A5XX_VPC_SO_NCOMP(2));
240 OUT_RING(ring
, ncomp
[2]);
241 OUT_RING(ring
, REG_A5XX_VPC_SO_NCOMP(3));
242 OUT_RING(ring
, ncomp
[3]);
243 OUT_RING(ring
, REG_A5XX_VPC_SO_CNTL
);
244 OUT_RING(ring
, A5XX_VPC_SO_CNTL_ENABLE
);
245 for (unsigned i
= 0; i
< ARRAY_SIZE(prog
); i
++) {
246 OUT_RING(ring
, REG_A5XX_VPC_SO_PROG
);
247 OUT_RING(ring
, prog
[i
]);
252 const struct ir3_shader_variant
*v
;
253 const struct ir3_info
*i
;
254 /* const sizes are in units of 4 * vec4 */
257 /* instr sizes are in units of 16 instructions */
272 setup_stages(struct fd5_emit
*emit
, struct stage
*s
)
276 s
[VS
].v
= fd5_emit_get_vp(emit
);
277 s
[FS
].v
= fd5_emit_get_fp(emit
);
279 s
[HS
].v
= s
[DS
].v
= s
[GS
].v
= NULL
; /* for now */
281 for (i
= 0; i
< MAX_STAGES
; i
++) {
283 s
[i
].i
= &s
[i
].v
->info
;
284 /* constlen is in units of 4 * vec4: */
285 s
[i
].constlen
= align(s
[i
].v
->constlen
, 4) / 4;
286 /* instrlen is already in units of 16 instr.. although
287 * probably we should ditch that and not make the compiler
288 * care about instruction group size of a3xx vs a5xx
290 s
[i
].instrlen
= s
[i
].v
->instrlen
;
298 /* NOTE: at least for gles2, blob partitions VS at bottom of const
299 * space and FS taking entire remaining space. We probably don't
300 * need to do that the same way, but for now mimic what the blob
301 * does to make it easier to diff against register values from blob
303 * NOTE: if VS.instrlen + FS.instrlen > 64, then one or both shaders
304 * is run from external memory.
306 if ((s
[VS
].instrlen
+ s
[FS
].instrlen
) > 64) {
307 /* prioritize FS for internal memory: */
308 if (s
[FS
].instrlen
< 64) {
309 /* if FS can fit, kick VS out to external memory: */
311 } else if (s
[VS
].instrlen
< 64) {
312 /* otherwise if VS can fit, kick out FS: */
315 /* neither can fit, run both from external memory: */
321 unsigned constoff
= 0;
322 for (i
= 0; i
< MAX_STAGES
; i
++) {
323 s
[i
].constoff
= constoff
;
324 constoff
+= s
[i
].constlen
;
328 s
[FS
].instroff
= 64 - s
[FS
].instrlen
;
329 s
[HS
].instroff
= s
[DS
].instroff
= s
[GS
].instroff
= s
[FS
].instroff
;
333 fd5_program_emit(struct fd_ringbuffer
*ring
, struct fd5_emit
*emit
)
335 struct stage s
[MAX_STAGES
];
336 uint32_t pos_regid
, psize_regid
, color_regid
[8];
337 uint32_t face_regid
, coord_regid
, zwcoord_regid
;
338 uint32_t vcoord_regid
, vertex_regid
, instance_regid
;
341 setup_stages(emit
, s
);
343 pos_regid
= ir3_find_output_regid(s
[VS
].v
, VARYING_SLOT_POS
);
344 psize_regid
= ir3_find_output_regid(s
[VS
].v
, VARYING_SLOT_PSIZ
);
345 vertex_regid
= ir3_find_output_regid(s
[VS
].v
, SYSTEM_VALUE_VERTEX_ID_ZERO_BASE
);
346 instance_regid
= ir3_find_output_regid(s
[VS
].v
, SYSTEM_VALUE_INSTANCE_ID
);
348 if (s
[FS
].v
->color0_mrt
) {
349 color_regid
[0] = color_regid
[1] = color_regid
[2] = color_regid
[3] =
350 color_regid
[4] = color_regid
[5] = color_regid
[6] = color_regid
[7] =
351 ir3_find_output_regid(s
[FS
].v
, FRAG_RESULT_COLOR
);
353 color_regid
[0] = ir3_find_output_regid(s
[FS
].v
, FRAG_RESULT_DATA0
);
354 color_regid
[1] = ir3_find_output_regid(s
[FS
].v
, FRAG_RESULT_DATA1
);
355 color_regid
[2] = ir3_find_output_regid(s
[FS
].v
, FRAG_RESULT_DATA2
);
356 color_regid
[3] = ir3_find_output_regid(s
[FS
].v
, FRAG_RESULT_DATA3
);
357 color_regid
[4] = ir3_find_output_regid(s
[FS
].v
, FRAG_RESULT_DATA4
);
358 color_regid
[5] = ir3_find_output_regid(s
[FS
].v
, FRAG_RESULT_DATA5
);
359 color_regid
[6] = ir3_find_output_regid(s
[FS
].v
, FRAG_RESULT_DATA6
);
360 color_regid
[7] = ir3_find_output_regid(s
[FS
].v
, FRAG_RESULT_DATA7
);
363 /* TODO get these dynamically: */
364 face_regid
= s
[FS
].v
->frag_face
? regid(0,0) : regid(63,0);
365 coord_regid
= s
[FS
].v
->frag_coord
? regid(0,0) : regid(63,0);
366 zwcoord_regid
= s
[FS
].v
->frag_coord
? regid(0,2) : regid(63,0);
367 vcoord_regid
= (s
[FS
].v
->total_in
> 0) ? regid(0,0) : regid(63,0);
369 /* we could probably divide this up into things that need to be
370 * emitted if frag-prog is dirty vs if vert-prog is dirty..
373 OUT_PKT4(ring
, REG_A5XX_HLSQ_VS_CONTROL_REG
, 5);
374 OUT_RING(ring
, A5XX_HLSQ_VS_CONTROL_REG_CONSTOBJECTOFFSET(s
[VS
].constoff
) |
375 A5XX_HLSQ_VS_CONTROL_REG_SHADEROBJOFFSET(s
[VS
].instroff
) |
376 COND(s
[VS
].v
, A5XX_HLSQ_VS_CONTROL_REG_ENABLED
));
377 OUT_RING(ring
, A5XX_HLSQ_FS_CONTROL_REG_CONSTOBJECTOFFSET(s
[FS
].constoff
) |
378 A5XX_HLSQ_FS_CONTROL_REG_SHADEROBJOFFSET(s
[FS
].instroff
) |
379 COND(s
[FS
].v
, A5XX_HLSQ_FS_CONTROL_REG_ENABLED
));
380 OUT_RING(ring
, A5XX_HLSQ_HS_CONTROL_REG_CONSTOBJECTOFFSET(s
[HS
].constoff
) |
381 A5XX_HLSQ_HS_CONTROL_REG_SHADEROBJOFFSET(s
[HS
].instroff
) |
382 COND(s
[HS
].v
, A5XX_HLSQ_HS_CONTROL_REG_ENABLED
));
383 OUT_RING(ring
, A5XX_HLSQ_DS_CONTROL_REG_CONSTOBJECTOFFSET(s
[DS
].constoff
) |
384 A5XX_HLSQ_DS_CONTROL_REG_SHADEROBJOFFSET(s
[DS
].instroff
) |
385 COND(s
[DS
].v
, A5XX_HLSQ_DS_CONTROL_REG_ENABLED
));
386 OUT_RING(ring
, A5XX_HLSQ_GS_CONTROL_REG_CONSTOBJECTOFFSET(s
[GS
].constoff
) |
387 A5XX_HLSQ_GS_CONTROL_REG_SHADEROBJOFFSET(s
[GS
].instroff
) |
388 COND(s
[GS
].v
, A5XX_HLSQ_GS_CONTROL_REG_ENABLED
));
390 OUT_PKT4(ring
, REG_A5XX_HLSQ_CS_CONFIG
, 1);
391 OUT_RING(ring
, 0x00000000);
393 OUT_PKT4(ring
, REG_A5XX_HLSQ_VS_CNTL
, 5);
394 OUT_RING(ring
, A5XX_HLSQ_VS_CNTL_INSTRLEN(s
[VS
].instrlen
));
395 OUT_RING(ring
, A5XX_HLSQ_FS_CNTL_INSTRLEN(s
[FS
].instrlen
));
396 OUT_RING(ring
, A5XX_HLSQ_HS_CNTL_INSTRLEN(s
[HS
].instrlen
));
397 OUT_RING(ring
, A5XX_HLSQ_DS_CNTL_INSTRLEN(s
[DS
].instrlen
));
398 OUT_RING(ring
, A5XX_HLSQ_GS_CNTL_INSTRLEN(s
[GS
].instrlen
));
400 OUT_PKT4(ring
, REG_A5XX_SP_VS_CONTROL_REG
, 5);
401 OUT_RING(ring
, A5XX_SP_VS_CONTROL_REG_CONSTOBJECTOFFSET(s
[VS
].constoff
) |
402 A5XX_SP_VS_CONTROL_REG_SHADEROBJOFFSET(s
[VS
].instroff
) |
403 COND(s
[VS
].v
, A5XX_SP_VS_CONTROL_REG_ENABLED
));
404 OUT_RING(ring
, A5XX_SP_FS_CONTROL_REG_CONSTOBJECTOFFSET(s
[FS
].constoff
) |
405 A5XX_SP_FS_CONTROL_REG_SHADEROBJOFFSET(s
[FS
].instroff
) |
406 COND(s
[FS
].v
, A5XX_SP_FS_CONTROL_REG_ENABLED
));
407 OUT_RING(ring
, A5XX_SP_HS_CONTROL_REG_CONSTOBJECTOFFSET(s
[HS
].constoff
) |
408 A5XX_SP_HS_CONTROL_REG_SHADEROBJOFFSET(s
[HS
].instroff
) |
409 COND(s
[HS
].v
, A5XX_SP_HS_CONTROL_REG_ENABLED
));
410 OUT_RING(ring
, A5XX_SP_DS_CONTROL_REG_CONSTOBJECTOFFSET(s
[DS
].constoff
) |
411 A5XX_SP_DS_CONTROL_REG_SHADEROBJOFFSET(s
[DS
].instroff
) |
412 COND(s
[DS
].v
, A5XX_SP_DS_CONTROL_REG_ENABLED
));
413 OUT_RING(ring
, A5XX_SP_GS_CONTROL_REG_CONSTOBJECTOFFSET(s
[GS
].constoff
) |
414 A5XX_SP_GS_CONTROL_REG_SHADEROBJOFFSET(s
[GS
].instroff
) |
415 COND(s
[GS
].v
, A5XX_SP_GS_CONTROL_REG_ENABLED
));
417 OUT_PKT4(ring
, REG_A5XX_SP_CS_CONFIG
, 1);
418 OUT_RING(ring
, 0x00000000);
420 OUT_PKT4(ring
, REG_A5XX_HLSQ_VS_CONSTLEN
, 2);
421 OUT_RING(ring
, s
[VS
].constlen
); /* HLSQ_VS_CONSTLEN */
422 OUT_RING(ring
, s
[VS
].instrlen
); /* HLSQ_VS_INSTRLEN */
424 OUT_PKT4(ring
, REG_A5XX_HLSQ_FS_CONSTLEN
, 2);
425 OUT_RING(ring
, s
[FS
].constlen
); /* HLSQ_FS_CONSTLEN */
426 OUT_RING(ring
, s
[FS
].instrlen
); /* HLSQ_FS_INSTRLEN */
428 OUT_PKT4(ring
, REG_A5XX_HLSQ_HS_CONSTLEN
, 2);
429 OUT_RING(ring
, s
[HS
].constlen
); /* HLSQ_HS_CONSTLEN */
430 OUT_RING(ring
, s
[HS
].instrlen
); /* HLSQ_HS_INSTRLEN */
432 OUT_PKT4(ring
, REG_A5XX_HLSQ_DS_CONSTLEN
, 2);
433 OUT_RING(ring
, s
[DS
].constlen
); /* HLSQ_DS_CONSTLEN */
434 OUT_RING(ring
, s
[DS
].instrlen
); /* HLSQ_DS_INSTRLEN */
436 OUT_PKT4(ring
, REG_A5XX_HLSQ_GS_CONSTLEN
, 2);
437 OUT_RING(ring
, s
[GS
].constlen
); /* HLSQ_GS_CONSTLEN */
438 OUT_RING(ring
, s
[GS
].instrlen
); /* HLSQ_GS_INSTRLEN */
440 OUT_PKT4(ring
, REG_A5XX_HLSQ_CONTEXT_SWITCH_CS_SW_3
, 2);
441 OUT_RING(ring
, 0x00000000); /* HLSQ_CONTEXT_SWITCH_CS_SW_3 */
442 OUT_RING(ring
, 0x00000000); /* HLSQ_CONTEXT_SWITCH_CS_SW_4 */
444 OUT_PKT4(ring
, REG_A5XX_SP_VS_CTRL_REG0
, 1);
445 OUT_RING(ring
, A5XX_SP_VS_CTRL_REG0_HALFREGFOOTPRINT(s
[VS
].i
->max_half_reg
+ 1) |
446 A5XX_SP_VS_CTRL_REG0_FULLREGFOOTPRINT(s
[VS
].i
->max_reg
+ 1) |
447 0x6 | /* XXX seems to be always set? */
448 A5XX_SP_VS_CTRL_REG0_BRANCHSTACK(0x3) | // XXX need to figure this out somehow..
449 COND(s
[VS
].v
->has_samp
, A5XX_SP_VS_CTRL_REG0_PIXLODENABLE
));
451 struct ir3_shader_linkage l
= {0};
452 ir3_link_shaders(&l
, s
[VS
].v
, s
[FS
].v
);
454 if ((s
[VS
].v
->shader
->stream_output
.num_outputs
> 0) &&
455 !emit
->key
.binning_pass
)
456 link_stream_out(&l
, s
[VS
].v
);
458 BITSET_DECLARE(varbs
, 128) = {0};
459 uint32_t *varmask
= (uint32_t *)varbs
;
461 for (i
= 0; i
< l
.cnt
; i
++)
462 for (j
= 0; j
< util_last_bit(l
.var
[i
].compmask
); j
++)
463 BITSET_SET(varbs
, l
.var
[i
].loc
+ j
);
465 OUT_PKT4(ring
, REG_A5XX_VPC_VAR_DISABLE(0), 4);
466 OUT_RING(ring
, ~varmask
[0]); /* VPC_VAR[0].DISABLE */
467 OUT_RING(ring
, ~varmask
[1]); /* VPC_VAR[1].DISABLE */
468 OUT_RING(ring
, ~varmask
[2]); /* VPC_VAR[2].DISABLE */
469 OUT_RING(ring
, ~varmask
[3]); /* VPC_VAR[3].DISABLE */
471 /* a5xx appends pos/psize to end of the linkage map: */
472 if (pos_regid
!= regid(63,0))
473 ir3_link_add(&l
, pos_regid
, 0xf, l
.max_loc
);
475 if (psize_regid
!= regid(63,0))
476 ir3_link_add(&l
, psize_regid
, 0x1, l
.max_loc
);
478 if ((s
[VS
].v
->shader
->stream_output
.num_outputs
> 0) &&
479 !emit
->key
.binning_pass
) {
480 emit_stream_out(ring
, s
[VS
].v
, &l
);
482 OUT_PKT4(ring
, REG_A5XX_VPC_SO_OVERRIDE
, 1);
483 OUT_RING(ring
, 0x00000000);
485 OUT_PKT4(ring
, REG_A5XX_VPC_SO_OVERRIDE
, 1);
486 OUT_RING(ring
, A5XX_VPC_SO_OVERRIDE_SO_DISABLE
);
489 for (i
= 0, j
= 0; (i
< 16) && (j
< l
.cnt
); i
++) {
492 OUT_PKT4(ring
, REG_A5XX_SP_VS_OUT_REG(i
), 1);
494 reg
|= A5XX_SP_VS_OUT_REG_A_REGID(l
.var
[j
].regid
);
495 reg
|= A5XX_SP_VS_OUT_REG_A_COMPMASK(l
.var
[j
].compmask
);
498 reg
|= A5XX_SP_VS_OUT_REG_B_REGID(l
.var
[j
].regid
);
499 reg
|= A5XX_SP_VS_OUT_REG_B_COMPMASK(l
.var
[j
].compmask
);
505 for (i
= 0, j
= 0; (i
< 8) && (j
< l
.cnt
); i
++) {
508 OUT_PKT4(ring
, REG_A5XX_SP_VS_VPC_DST_REG(i
), 1);
510 reg
|= A5XX_SP_VS_VPC_DST_REG_OUTLOC0(l
.var
[j
++].loc
);
511 reg
|= A5XX_SP_VS_VPC_DST_REG_OUTLOC1(l
.var
[j
++].loc
);
512 reg
|= A5XX_SP_VS_VPC_DST_REG_OUTLOC2(l
.var
[j
++].loc
);
513 reg
|= A5XX_SP_VS_VPC_DST_REG_OUTLOC3(l
.var
[j
++].loc
);
518 OUT_PKT4(ring
, REG_A5XX_SP_VS_OBJ_START_LO
, 2);
519 OUT_RELOC(ring
, s
[VS
].v
->bo
, 0, 0, 0); /* SP_VS_OBJ_START_LO/HI */
522 emit_shader(ring
, s
[VS
].v
);
524 // TODO depending on other bits in this reg (if any) set somewhere else?
525 OUT_PKT4(ring
, REG_A5XX_PC_PRIM_VTX_CNTL
, 1);
526 OUT_RING(ring
, COND(s
[VS
].v
->writes_psize
, A5XX_PC_PRIM_VTX_CNTL_PSIZE
));
528 if (emit
->key
.binning_pass
) {
529 OUT_PKT4(ring
, REG_A5XX_SP_FS_OBJ_START_LO
, 2);
530 OUT_RING(ring
, 0x00000000); /* SP_FS_OBJ_START_LO */
531 OUT_RING(ring
, 0x00000000); /* SP_FS_OBJ_START_HI */
533 // TODO if some of these other bits depend on something other than
534 // program state we should probably move these next three regs:
536 OUT_PKT4(ring
, REG_A5XX_SP_PRIMITIVE_CNTL
, 1);
537 OUT_RING(ring
, A5XX_SP_PRIMITIVE_CNTL_VSOUT(l
.cnt
));
539 OUT_PKT4(ring
, REG_A5XX_VPC_CNTL_0
, 1);
540 OUT_RING(ring
, A5XX_VPC_CNTL_0_STRIDE_IN_VPC(l
.max_loc
) |
541 COND(s
[FS
].v
->total_in
> 0, A5XX_VPC_CNTL_0_VARYING
) |
542 COND(s
[FS
].v
->frag_coord
, A5XX_VPC_CNTL_0_VARYING
) |
545 OUT_PKT4(ring
, REG_A5XX_PC_PRIMITIVE_CNTL
, 1);
546 OUT_RING(ring
, A5XX_PC_PRIMITIVE_CNTL_STRIDE_IN_VPC(l
.max_loc
) |
549 OUT_PKT4(ring
, REG_A5XX_SP_FS_OBJ_START_LO
, 2);
550 OUT_RELOC(ring
, s
[FS
].v
->bo
, 0, 0, 0); /* SP_FS_OBJ_START_LO/HI */
553 OUT_PKT4(ring
, REG_A5XX_HLSQ_CONTROL_0_REG
, 5);
554 OUT_RING(ring
, 0x00000881); /* XXX HLSQ_CONTROL_0 */
555 OUT_RING(ring
, A5XX_HLSQ_CONTROL_1_REG_PRIMALLOCTHRESHOLD(63));
556 OUT_RING(ring
, A5XX_HLSQ_CONTROL_2_REG_FACEREGID(face_regid
) |
557 0xfcfcfc00); /* XXX */
558 OUT_RING(ring
, A5XX_HLSQ_CONTROL_3_REG_FRAGCOORDXYREGID(vcoord_regid
) |
559 0xfcfcfc00); /* XXX */
560 OUT_RING(ring
, A5XX_HLSQ_CONTROL_4_REG_XYCOORDREGID(coord_regid
) |
561 A5XX_HLSQ_CONTROL_4_REG_ZWCOORDREGID(zwcoord_regid
) |
562 0x0000fcfc); /* XXX */
564 OUT_PKT4(ring
, REG_A5XX_SP_FS_CTRL_REG0
, 1);
565 OUT_RING(ring
, COND(s
[FS
].v
->total_in
> 0, A5XX_SP_FS_CTRL_REG0_VARYING
) |
566 COND(s
[FS
].v
->frag_coord
, A5XX_SP_FS_CTRL_REG0_VARYING
) |
567 0x4000e | /* XXX set pretty much everywhere */
568 A5XX_SP_FS_CTRL_REG0_HALFREGFOOTPRINT(s
[FS
].i
->max_half_reg
+ 1) |
569 A5XX_SP_FS_CTRL_REG0_FULLREGFOOTPRINT(s
[FS
].i
->max_reg
+ 1) |
570 A5XX_SP_FS_CTRL_REG0_BRANCHSTACK(0x3) | // XXX need to figure this out somehow..
571 COND(s
[FS
].v
->has_samp
, A5XX_SP_FS_CTRL_REG0_PIXLODENABLE
));
573 OUT_PKT4(ring
, REG_A5XX_HLSQ_UPDATE_CNTL
, 1);
574 OUT_RING(ring
, 0x020fffff); /* XXX */
576 OUT_PKT4(ring
, REG_A5XX_VPC_GS_SIV_CNTL
, 1);
577 OUT_RING(ring
, 0x0000ffff); /* XXX */
579 OUT_PKT4(ring
, REG_A5XX_SP_SP_CNTL
, 1);
580 OUT_RING(ring
, 0x00000010); /* XXX */
582 OUT_PKT4(ring
, REG_A5XX_GRAS_CNTL
, 1);
583 OUT_RING(ring
, COND(s
[FS
].v
->total_in
> 0, A5XX_GRAS_CNTL_VARYING
) |
584 COND(s
[FS
].v
->frag_coord
, A5XX_GRAS_CNTL_XCOORD
|
585 A5XX_GRAS_CNTL_YCOORD
|
586 A5XX_GRAS_CNTL_ZCOORD
|
587 A5XX_GRAS_CNTL_WCOORD
|
588 A5XX_GRAS_CNTL_UNK3
) |
589 COND(s
[FS
].v
->frag_face
, A5XX_GRAS_CNTL_UNK3
));
591 OUT_PKT4(ring
, REG_A5XX_RB_RENDER_CONTROL0
, 2);
592 OUT_RING(ring
, COND(s
[FS
].v
->total_in
> 0, A5XX_RB_RENDER_CONTROL0_VARYING
) |
593 COND(s
[FS
].v
->frag_coord
, A5XX_RB_RENDER_CONTROL0_XCOORD
|
594 A5XX_RB_RENDER_CONTROL0_YCOORD
|
595 A5XX_RB_RENDER_CONTROL0_ZCOORD
|
596 A5XX_RB_RENDER_CONTROL0_WCOORD
|
597 A5XX_RB_RENDER_CONTROL0_UNK3
) |
598 COND(s
[FS
].v
->frag_face
, A5XX_RB_RENDER_CONTROL0_UNK3
));
599 OUT_RING(ring
, COND(s
[FS
].v
->frag_face
, A5XX_RB_RENDER_CONTROL1_FACENESS
));
601 OUT_PKT4(ring
, REG_A5XX_SP_FS_OUTPUT_REG(0), 8);
602 for (i
= 0; i
< 8; i
++) {
603 OUT_RING(ring
, A5XX_SP_FS_OUTPUT_REG_REGID(color_regid
[i
]) |
604 COND(emit
->key
.half_precision
,
605 A5XX_SP_FS_OUTPUT_REG_HALF_PRECISION
));
608 if (emit
->key
.binning_pass
) {
609 OUT_PKT4(ring
, REG_A5XX_VPC_PACK
, 1);
610 OUT_RING(ring
, A5XX_VPC_PACK_NUMNONPOSVAR(0));
612 uint32_t vinterp
[8], vpsrepl
[8];
614 memset(vinterp
, 0, sizeof(vinterp
));
615 memset(vpsrepl
, 0, sizeof(vpsrepl
));
617 /* looks like we need to do int varyings in the frag
618 * shader on a5xx (no flatshad reg? or a420.0 bug?):
621 * (sy)ldlv.u32 r0.x,l[r0.x], 1
622 * ldlv.u32 r0.y,l[r0.x+1], 1
623 * (ss)bary.f (ei)r63.x, 0, r0.x
624 * (ss)(rpt1)cov.s32f16 hr0.x, (r)r0.x
626 * sam (f16)(xyzw)hr0.x, hr0.x, s#0, t#0
628 * Possibly on later a5xx variants we'll be able to use
629 * something like the code below instead of workaround
632 /* figure out VARYING_INTERP / VARYING_PS_REPL register values: */
633 for (j
= -1; (j
= ir3_next_varying(s
[FS
].v
, j
)) < (int)s
[FS
].v
->inputs_count
; ) {
634 /* NOTE: varyings are packed, so if compmask is 0xb
635 * then first, third, and fourth component occupy
636 * three consecutive varying slots:
638 unsigned compmask
= s
[FS
].v
->inputs
[j
].compmask
;
640 uint32_t inloc
= s
[FS
].v
->inputs
[j
].inloc
;
642 if ((s
[FS
].v
->inputs
[j
].interpolate
== INTERP_MODE_FLAT
) ||
643 (s
[FS
].v
->inputs
[j
].rasterflat
&& emit
->rasterflat
)) {
644 uint32_t loc
= inloc
;
646 for (i
= 0; i
< 4; i
++) {
647 if (compmask
& (1 << i
)) {
648 vinterp
[loc
/ 16] |= 1 << ((loc
% 16) * 2);
649 //flatshade[loc / 32] |= 1 << (loc % 32);
655 gl_varying_slot slot
= s
[FS
].v
->inputs
[j
].slot
;
657 /* since we don't enable PIPE_CAP_TGSI_TEXCOORD: */
658 if (slot
>= VARYING_SLOT_VAR0
) {
659 unsigned texmask
= 1 << (slot
- VARYING_SLOT_VAR0
);
660 /* Replace the .xy coordinates with S/T from the point sprite. Set
661 * interpolation bits for .zw such that they become .01
663 if (emit
->sprite_coord_enable
& texmask
) {
664 /* mask is two 2-bit fields, where:
667 * '11' -> 1 - T (flip mode)
669 unsigned mask
= emit
->sprite_coord_mode
? 0b1101 : 0b1001;
670 uint32_t loc
= inloc
;
671 if (compmask
& 0x1) {
672 vpsrepl
[loc
/ 16] |= ((mask
>> 0) & 0x3) << ((loc
% 16) * 2);
675 if (compmask
& 0x2) {
676 vpsrepl
[loc
/ 16] |= ((mask
>> 2) & 0x3) << ((loc
% 16) * 2);
679 if (compmask
& 0x4) {
681 vinterp
[loc
/ 16] |= 0b10 << ((loc
% 16) * 2);
684 if (compmask
& 0x8) {
686 vinterp
[loc
/ 16] |= 0b11 << ((loc
% 16) * 2);
693 OUT_PKT4(ring
, REG_A5XX_VPC_PACK
, 1);
694 OUT_RING(ring
, A5XX_VPC_PACK_NUMNONPOSVAR(s
[FS
].v
->total_in
) |
695 (s
[VS
].v
->writes_psize
? 0x0c00 : 0xff00)); // XXX
697 OUT_PKT4(ring
, REG_A5XX_VPC_VARYING_INTERP_MODE(0), 8);
698 for (i
= 0; i
< 8; i
++)
699 OUT_RING(ring
, vinterp
[i
]); /* VPC_VARYING_INTERP[i].MODE */
701 OUT_PKT4(ring
, REG_A5XX_VPC_VARYING_PS_REPL_MODE(0), 8);
702 for (i
= 0; i
< 8; i
++)
703 OUT_RING(ring
, vpsrepl
[i
]); /* VPC_VARYING_PS_REPL[i] */
706 if (!emit
->key
.binning_pass
)
708 emit_shader(ring
, s
[FS
].v
);
710 OUT_PKT4(ring
, REG_A5XX_VFD_CONTROL_1
, 5);
711 OUT_RING(ring
, A5XX_VFD_CONTROL_1_REGID4VTX(vertex_regid
) |
712 A5XX_VFD_CONTROL_1_REGID4INST(instance_regid
) |
714 OUT_RING(ring
, 0x0000fcfc); /* VFD_CONTROL_2 */
715 OUT_RING(ring
, 0x0000fcfc); /* VFD_CONTROL_3 */
716 OUT_RING(ring
, 0x000000fc); /* VFD_CONTROL_4 */
717 OUT_RING(ring
, 0x00000000); /* VFD_CONTROL_5 */
721 fd5_prog_init(struct pipe_context
*pctx
)
723 pctx
->create_fs_state
= fd5_fp_state_create
;
724 pctx
->delete_fs_state
= fd5_fp_state_delete
;
726 pctx
->create_vs_state
= fd5_vp_state_create
;
727 pctx
->delete_vs_state
= fd5_vp_state_delete
;