1 /**************************************************************************
3 * Copyright 2009 VMware, Inc.
4 * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sub license, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial portions
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
22 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
25 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 **************************************************************************/
31 * TGSI to LLVM IR translation -- SoA.
33 * @author Jose Fonseca <jfonseca@vmware.com>
35 * Based on tgsi_sse2.c code written by Michal Krol, Keith Whitwell,
36 * Brian Paul, and others.
39 #include "pipe/p_config.h"
40 #include "pipe/p_shader_tokens.h"
41 #include "util/u_debug.h"
42 #include "util/u_math.h"
43 #include "util/u_memory.h"
44 #include "tgsi/tgsi_dump.h"
45 #include "tgsi/tgsi_info.h"
46 #include "tgsi/tgsi_parse.h"
47 #include "tgsi/tgsi_util.h"
48 #include "tgsi/tgsi_exec.h"
49 #include "tgsi/tgsi_scan.h"
50 #include "lp_bld_type.h"
51 #include "lp_bld_const.h"
52 #include "lp_bld_arit.h"
53 #include "lp_bld_logic.h"
54 #include "lp_bld_swizzle.h"
55 #include "lp_bld_flow.h"
56 #include "lp_bld_tgsi.h"
57 #include "lp_bld_limits.h"
58 #include "lp_bld_debug.h"
61 #define FOR_EACH_CHANNEL( CHAN )\
62 for (CHAN = 0; CHAN < NUM_CHANNELS; CHAN++)
64 #define IS_DST0_CHANNEL_ENABLED( INST, CHAN )\
65 ((INST)->Dst[0].Register.WriteMask & (1 << (CHAN)))
67 #define IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN )\
68 if (IS_DST0_CHANNEL_ENABLED( INST, CHAN ))
70 #define FOR_EACH_DST0_ENABLED_CHANNEL( INST, CHAN )\
71 FOR_EACH_CHANNEL( CHAN )\
72 IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN )
79 #define QUAD_TOP_LEFT 0
80 #define QUAD_TOP_RIGHT 1
81 #define QUAD_BOTTOM_LEFT 2
82 #define QUAD_BOTTOM_RIGHT 3
86 struct lp_build_context
*bld
;
90 LLVMTypeRef int_vec_type
;
92 LLVMValueRef cond_stack
[LP_MAX_TGSI_NESTING
];
94 LLVMValueRef cond_mask
;
96 LLVMBasicBlockRef loop_block
;
97 LLVMValueRef cont_mask
;
98 LLVMValueRef break_mask
;
99 LLVMValueRef break_var
;
101 LLVMBasicBlockRef loop_block
;
102 LLVMValueRef cont_mask
;
103 LLVMValueRef break_mask
;
104 LLVMValueRef break_var
;
105 } loop_stack
[LP_MAX_TGSI_NESTING
];
108 LLVMValueRef exec_mask
;
111 struct lp_build_tgsi_soa_context
113 struct lp_build_context base
;
115 /* Builder for integer masks and indices */
116 struct lp_build_context int_bld
;
118 LLVMValueRef consts_ptr
;
119 const LLVMValueRef
*pos
;
120 const LLVMValueRef (*inputs
)[NUM_CHANNELS
];
121 LLVMValueRef (*outputs
)[NUM_CHANNELS
];
123 struct lp_build_sampler_soa
*sampler
;
125 LLVMValueRef immediates
[LP_MAX_TGSI_IMMEDIATES
][NUM_CHANNELS
];
126 LLVMValueRef temps
[LP_MAX_TGSI_TEMPS
][NUM_CHANNELS
];
127 LLVMValueRef addr
[LP_MAX_TGSI_ADDRS
][NUM_CHANNELS
];
128 LLVMValueRef preds
[LP_MAX_TGSI_PREDS
][NUM_CHANNELS
];
130 /* we allocate an array of temps if we have indirect
131 * addressing and then the temps above is unused */
132 LLVMValueRef temps_array
;
133 boolean has_indirect_addressing
;
135 struct lp_build_mask_context
*mask
;
136 struct lp_exec_mask exec_mask
;
139 static const unsigned char
141 QUAD_TOP_LEFT
, QUAD_TOP_LEFT
,
142 QUAD_BOTTOM_LEFT
, QUAD_BOTTOM_LEFT
145 static const unsigned char
147 QUAD_TOP_RIGHT
, QUAD_TOP_RIGHT
,
148 QUAD_BOTTOM_RIGHT
, QUAD_BOTTOM_RIGHT
151 static const unsigned char
153 QUAD_TOP_LEFT
, QUAD_TOP_RIGHT
,
154 QUAD_TOP_LEFT
, QUAD_TOP_RIGHT
157 static const unsigned char
158 swizzle_bottom
[4] = {
159 QUAD_BOTTOM_LEFT
, QUAD_BOTTOM_RIGHT
,
160 QUAD_BOTTOM_LEFT
, QUAD_BOTTOM_RIGHT
163 static void lp_exec_mask_init(struct lp_exec_mask
*mask
, struct lp_build_context
*bld
)
166 mask
->has_mask
= FALSE
;
167 mask
->cond_stack_size
= 0;
168 mask
->loop_stack_size
= 0;
170 mask
->int_vec_type
= lp_build_int_vec_type(mask
->bld
->type
);
171 mask
->break_mask
= mask
->cont_mask
= mask
->cond_mask
=
172 LLVMConstAllOnes(mask
->int_vec_type
);
175 static void lp_exec_mask_update(struct lp_exec_mask
*mask
)
177 if (mask
->loop_stack_size
) {
178 /*for loops we need to update the entire mask at runtime */
180 assert(mask
->break_mask
);
181 tmp
= LLVMBuildAnd(mask
->bld
->builder
,
185 mask
->exec_mask
= LLVMBuildAnd(mask
->bld
->builder
,
190 mask
->exec_mask
= mask
->cond_mask
;
193 mask
->has_mask
= (mask
->cond_stack_size
> 0 ||
194 mask
->loop_stack_size
> 0);
197 static void lp_exec_mask_cond_push(struct lp_exec_mask
*mask
,
200 assert(mask
->cond_stack_size
< LP_MAX_TGSI_NESTING
);
201 if (mask
->cond_stack_size
== 0) {
202 assert(mask
->cond_mask
== LLVMConstAllOnes(mask
->int_vec_type
));
204 mask
->cond_stack
[mask
->cond_stack_size
++] = mask
->cond_mask
;
205 assert(LLVMTypeOf(val
) == mask
->int_vec_type
);
206 mask
->cond_mask
= val
;
208 lp_exec_mask_update(mask
);
211 static void lp_exec_mask_cond_invert(struct lp_exec_mask
*mask
)
213 LLVMValueRef prev_mask
;
214 LLVMValueRef inv_mask
;
216 assert(mask
->cond_stack_size
);
217 prev_mask
= mask
->cond_stack
[mask
->cond_stack_size
- 1];
218 if (mask
->cond_stack_size
== 1) {
219 assert(prev_mask
== LLVMConstAllOnes(mask
->int_vec_type
));
222 inv_mask
= LLVMBuildNot(mask
->bld
->builder
, mask
->cond_mask
, "");
224 mask
->cond_mask
= LLVMBuildAnd(mask
->bld
->builder
,
227 lp_exec_mask_update(mask
);
230 static void lp_exec_mask_cond_pop(struct lp_exec_mask
*mask
)
232 assert(mask
->cond_stack_size
);
233 mask
->cond_mask
= mask
->cond_stack
[--mask
->cond_stack_size
];
234 lp_exec_mask_update(mask
);
237 static void lp_exec_bgnloop(struct lp_exec_mask
*mask
)
239 if (mask
->loop_stack_size
== 0) {
240 assert(mask
->loop_block
== NULL
);
241 assert(mask
->cont_mask
== LLVMConstAllOnes(mask
->int_vec_type
));
242 assert(mask
->break_mask
== LLVMConstAllOnes(mask
->int_vec_type
));
243 assert(mask
->break_var
== NULL
);
246 assert(mask
->loop_stack_size
< LP_MAX_TGSI_NESTING
);
248 mask
->loop_stack
[mask
->loop_stack_size
].loop_block
= mask
->loop_block
;
249 mask
->loop_stack
[mask
->loop_stack_size
].cont_mask
= mask
->cont_mask
;
250 mask
->loop_stack
[mask
->loop_stack_size
].break_mask
= mask
->break_mask
;
251 mask
->loop_stack
[mask
->loop_stack_size
].break_var
= mask
->break_var
;
252 ++mask
->loop_stack_size
;
254 mask
->break_var
= lp_build_alloca(mask
->bld
->builder
, mask
->int_vec_type
, "");
255 LLVMBuildStore(mask
->bld
->builder
, mask
->break_mask
, mask
->break_var
);
257 mask
->loop_block
= lp_build_insert_new_block(mask
->bld
->builder
, "bgnloop");
258 LLVMBuildBr(mask
->bld
->builder
, mask
->loop_block
);
259 LLVMPositionBuilderAtEnd(mask
->bld
->builder
, mask
->loop_block
);
261 mask
->break_mask
= LLVMBuildLoad(mask
->bld
->builder
, mask
->break_var
, "");
263 lp_exec_mask_update(mask
);
266 static void lp_exec_break(struct lp_exec_mask
*mask
)
268 LLVMValueRef exec_mask
= LLVMBuildNot(mask
->bld
->builder
,
272 mask
->break_mask
= LLVMBuildAnd(mask
->bld
->builder
,
274 exec_mask
, "break_full");
276 lp_exec_mask_update(mask
);
279 static void lp_exec_continue(struct lp_exec_mask
*mask
)
281 LLVMValueRef exec_mask
= LLVMBuildNot(mask
->bld
->builder
,
285 mask
->cont_mask
= LLVMBuildAnd(mask
->bld
->builder
,
289 lp_exec_mask_update(mask
);
293 static void lp_exec_endloop(struct lp_exec_mask
*mask
)
295 LLVMBasicBlockRef endloop
;
296 LLVMTypeRef reg_type
= LLVMIntType(mask
->bld
->type
.width
*
297 mask
->bld
->type
.length
);
300 assert(mask
->break_mask
);
303 * Restore the cont_mask, but don't pop
305 assert(mask
->loop_stack_size
);
306 mask
->cont_mask
= mask
->loop_stack
[mask
->loop_stack_size
- 1].cont_mask
;
307 lp_exec_mask_update(mask
);
310 * Unlike the continue mask, the break_mask must be preserved across loop
313 LLVMBuildStore(mask
->bld
->builder
, mask
->break_mask
, mask
->break_var
);
315 /* i1cond = (mask == 0) */
316 i1cond
= LLVMBuildICmp(
319 LLVMBuildBitCast(mask
->bld
->builder
, mask
->exec_mask
, reg_type
, ""),
320 LLVMConstNull(reg_type
), "");
322 endloop
= lp_build_insert_new_block(mask
->bld
->builder
, "endloop");
324 LLVMBuildCondBr(mask
->bld
->builder
,
325 i1cond
, mask
->loop_block
, endloop
);
327 LLVMPositionBuilderAtEnd(mask
->bld
->builder
, endloop
);
329 assert(mask
->loop_stack_size
);
330 --mask
->loop_stack_size
;
331 mask
->loop_block
= mask
->loop_stack
[mask
->loop_stack_size
].loop_block
;
332 mask
->cont_mask
= mask
->loop_stack
[mask
->loop_stack_size
].cont_mask
;
333 mask
->break_mask
= mask
->loop_stack
[mask
->loop_stack_size
].break_mask
;
334 mask
->break_var
= mask
->loop_stack
[mask
->loop_stack_size
].break_var
;
336 lp_exec_mask_update(mask
);
339 /* stores val into an address pointed to by dst.
340 * mask->exec_mask is used to figure out which bits of val
341 * should be stored into the address
342 * (0 means don't store this bit, 1 means do store).
344 static void lp_exec_mask_store(struct lp_exec_mask
*mask
,
349 /* Mix the predicate and execution mask */
350 if (mask
->has_mask
) {
352 pred
= LLVMBuildAnd(mask
->bld
->builder
, pred
, mask
->exec_mask
, "");
354 pred
= mask
->exec_mask
;
359 LLVMValueRef real_val
, dst_val
;
361 dst_val
= LLVMBuildLoad(mask
->bld
->builder
, dst
, "");
362 real_val
= lp_build_select(mask
->bld
,
366 LLVMBuildStore(mask
->bld
->builder
, real_val
, dst
);
368 LLVMBuildStore(mask
->bld
->builder
, val
, dst
);
373 emit_ddx(struct lp_build_tgsi_soa_context
*bld
,
376 LLVMValueRef src_left
= lp_build_swizzle1_aos(&bld
->base
, src
, swizzle_left
);
377 LLVMValueRef src_right
= lp_build_swizzle1_aos(&bld
->base
, src
, swizzle_right
);
378 return lp_build_sub(&bld
->base
, src_right
, src_left
);
383 emit_ddy(struct lp_build_tgsi_soa_context
*bld
,
386 LLVMValueRef src_top
= lp_build_swizzle1_aos(&bld
->base
, src
, swizzle_top
);
387 LLVMValueRef src_bottom
= lp_build_swizzle1_aos(&bld
->base
, src
, swizzle_bottom
);
388 return lp_build_sub(&bld
->base
, src_top
, src_bottom
);
392 get_temp_ptr(struct lp_build_tgsi_soa_context
*bld
,
398 if (!bld
->has_indirect_addressing
) {
399 return bld
->temps
[index
][swizzle
];
401 LLVMValueRef lindex
=
402 LLVMConstInt(LLVMInt32Type(), index
*4 + swizzle
, 0);
404 lindex
= lp_build_add(&bld
->base
, lindex
, addr
);
405 return LLVMBuildGEP(bld
->base
.builder
, bld
->temps_array
, &lindex
, 1, "");
414 struct lp_build_tgsi_soa_context
*bld
,
415 const struct tgsi_full_instruction
*inst
,
417 const unsigned chan_index
)
419 const struct tgsi_full_src_register
*reg
= &inst
->Src
[index
];
420 unsigned swizzle
= tgsi_util_get_full_src_register_swizzle( reg
, chan_index
);
430 if (reg
->Register
.Indirect
) {
431 LLVMTypeRef int_vec_type
= lp_build_int_vec_type(bld
->base
.type
);
432 unsigned swizzle
= tgsi_util_get_src_register_swizzle( ®
->Indirect
, chan_index
);
433 addr
= LLVMBuildLoad(bld
->base
.builder
,
434 bld
->addr
[reg
->Indirect
.Index
][swizzle
],
436 /* for indexing we want integers */
437 addr
= LLVMBuildFPToSI(bld
->base
.builder
, addr
,
439 addr
= LLVMBuildExtractElement(bld
->base
.builder
,
440 addr
, LLVMConstInt(LLVMInt32Type(), 0, 0),
442 addr
= lp_build_mul(&bld
->base
, addr
, LLVMConstInt(LLVMInt32Type(), 4, 0));
445 switch (reg
->Register
.File
) {
446 case TGSI_FILE_CONSTANT
: {
447 LLVMValueRef index
= LLVMConstInt(LLVMInt32Type(), reg
->Register
.Index
*4 + swizzle
, 0);
448 LLVMValueRef scalar
, scalar_ptr
;
450 if (reg
->Register
.Indirect
) {
451 /*lp_build_printf(bld->base.builder,
452 "\taddr = %d\n", addr);*/
453 index
= lp_build_add(&bld
->base
, index
, addr
);
455 scalar_ptr
= LLVMBuildGEP(bld
->base
.builder
, bld
->consts_ptr
, &index
, 1, "");
456 scalar
= LLVMBuildLoad(bld
->base
.builder
, scalar_ptr
, "");
458 res
= lp_build_broadcast_scalar(&bld
->base
, scalar
);
462 case TGSI_FILE_IMMEDIATE
:
463 res
= bld
->immediates
[reg
->Register
.Index
][swizzle
];
467 case TGSI_FILE_INPUT
:
468 res
= bld
->inputs
[reg
->Register
.Index
][swizzle
];
472 case TGSI_FILE_TEMPORARY
: {
473 LLVMValueRef temp_ptr
= get_temp_ptr(bld
, reg
->Register
.Index
,
475 reg
->Register
.Indirect
,
477 res
= LLVMBuildLoad(bld
->base
.builder
, temp_ptr
, "");
479 return bld
->base
.undef
;
485 return bld
->base
.undef
;
491 return bld
->base
.undef
;
494 switch( tgsi_util_get_full_src_register_sign_mode( reg
, chan_index
) ) {
495 case TGSI_UTIL_SIGN_CLEAR
:
496 res
= lp_build_abs( &bld
->base
, res
);
499 case TGSI_UTIL_SIGN_SET
:
500 /* TODO: Use bitwese OR for floating point */
501 res
= lp_build_abs( &bld
->base
, res
);
502 res
= LLVMBuildNeg( bld
->base
.builder
, res
, "" );
505 case TGSI_UTIL_SIGN_TOGGLE
:
506 res
= LLVMBuildNeg( bld
->base
.builder
, res
, "" );
509 case TGSI_UTIL_SIGN_KEEP
:
518 * Register fetch with derivatives.
522 struct lp_build_tgsi_soa_context
*bld
,
523 const struct tgsi_full_instruction
*inst
,
525 const unsigned chan_index
,
532 src
= emit_fetch(bld
, inst
, index
, chan_index
);
537 /* TODO: use interpolation coeffs for inputs */
540 *ddx
= emit_ddx(bld
, src
);
543 *ddy
= emit_ddy(bld
, src
);
551 emit_fetch_predicate(
552 struct lp_build_tgsi_soa_context
*bld
,
553 const struct tgsi_full_instruction
*inst
,
557 unsigned char swizzles
[4];
558 LLVMValueRef unswizzled
[4] = {NULL
, NULL
, NULL
, NULL
};
562 if (!inst
->Instruction
.Predicate
) {
563 FOR_EACH_CHANNEL( chan
) {
569 swizzles
[0] = inst
->Predicate
.SwizzleX
;
570 swizzles
[1] = inst
->Predicate
.SwizzleY
;
571 swizzles
[2] = inst
->Predicate
.SwizzleZ
;
572 swizzles
[3] = inst
->Predicate
.SwizzleW
;
574 index
= inst
->Predicate
.Index
;
575 assert(index
< LP_MAX_TGSI_PREDS
);
577 FOR_EACH_CHANNEL( chan
) {
578 unsigned swizzle
= swizzles
[chan
];
581 * Only fetch the predicate register channels that are actually listed
584 if (!unswizzled
[swizzle
]) {
585 value
= LLVMBuildLoad(bld
->base
.builder
,
586 bld
->preds
[index
][swizzle
], "");
589 * Convert the value to an integer mask.
591 * TODO: Short-circuit this comparison -- a D3D setp_xx instructions
592 * is needlessly causing two comparisons due to storing the intermediate
593 * result as float vector instead of an integer mask vector.
595 value
= lp_build_compare(bld
->base
.builder
,
600 if (inst
->Predicate
.Negate
) {
601 value
= LLVMBuildNot(bld
->base
.builder
, value
, "");
604 unswizzled
[swizzle
] = value
;
606 value
= unswizzled
[swizzle
];
619 struct lp_build_tgsi_soa_context
*bld
,
620 const struct tgsi_full_instruction
*inst
,
626 const struct tgsi_full_dst_register
*reg
= &inst
->Dst
[index
];
629 switch( inst
->Instruction
.Saturate
) {
633 case TGSI_SAT_ZERO_ONE
:
634 value
= lp_build_max(&bld
->base
, value
, bld
->base
.zero
);
635 value
= lp_build_min(&bld
->base
, value
, bld
->base
.one
);
638 case TGSI_SAT_MINUS_PLUS_ONE
:
639 value
= lp_build_max(&bld
->base
, value
, lp_build_const_vec(bld
->base
.type
, -1.0));
640 value
= lp_build_min(&bld
->base
, value
, bld
->base
.one
);
647 if (reg
->Register
.Indirect
) {
648 LLVMTypeRef int_vec_type
= lp_build_int_vec_type(bld
->base
.type
);
649 unsigned swizzle
= tgsi_util_get_src_register_swizzle( ®
->Indirect
, chan_index
);
650 addr
= LLVMBuildLoad(bld
->base
.builder
,
651 bld
->addr
[reg
->Indirect
.Index
][swizzle
],
653 /* for indexing we want integers */
654 addr
= LLVMBuildFPToSI(bld
->base
.builder
, addr
,
656 addr
= LLVMBuildExtractElement(bld
->base
.builder
,
657 addr
, LLVMConstInt(LLVMInt32Type(), 0, 0),
659 addr
= lp_build_mul(&bld
->base
, addr
, LLVMConstInt(LLVMInt32Type(), 4, 0));
662 switch( reg
->Register
.File
) {
663 case TGSI_FILE_OUTPUT
:
664 lp_exec_mask_store(&bld
->exec_mask
, pred
, value
,
665 bld
->outputs
[reg
->Register
.Index
][chan_index
]);
668 case TGSI_FILE_TEMPORARY
: {
669 LLVMValueRef temp_ptr
= get_temp_ptr(bld
, reg
->Register
.Index
,
671 reg
->Register
.Indirect
,
673 lp_exec_mask_store(&bld
->exec_mask
, pred
, value
, temp_ptr
);
677 case TGSI_FILE_ADDRESS
:
678 lp_exec_mask_store(&bld
->exec_mask
, pred
, value
,
679 bld
->addr
[reg
->Indirect
.Index
][chan_index
]);
682 case TGSI_FILE_PREDICATE
:
683 lp_exec_mask_store(&bld
->exec_mask
, pred
, value
,
684 bld
->preds
[index
][chan_index
]);
694 * High-level instruction translators.
698 TEX_MODIFIER_NONE
= 0,
699 TEX_MODIFIER_PROJECTED
,
700 TEX_MODIFIER_LOD_BIAS
,
701 TEX_MODIFIER_EXPLICIT_LOD
,
702 TEX_MODIFIER_EXPLICIT_DERIV
706 emit_tex( struct lp_build_tgsi_soa_context
*bld
,
707 const struct tgsi_full_instruction
*inst
,
708 enum tex_modifier modifier
,
712 LLVMValueRef lod_bias
, explicit_lod
;
713 LLVMValueRef oow
= NULL
;
714 LLVMValueRef coords
[3];
721 _debug_printf("warning: found texture instruction but no sampler generator supplied\n");
722 for (i
= 0; i
< 4; i
++) {
723 texel
[i
] = bld
->base
.undef
;
728 switch (inst
->Texture
.Texture
) {
729 case TGSI_TEXTURE_1D
:
732 case TGSI_TEXTURE_2D
:
733 case TGSI_TEXTURE_RECT
:
736 case TGSI_TEXTURE_SHADOW1D
:
737 case TGSI_TEXTURE_SHADOW2D
:
738 case TGSI_TEXTURE_SHADOWRECT
:
739 case TGSI_TEXTURE_3D
:
740 case TGSI_TEXTURE_CUBE
:
748 if (modifier
== TEX_MODIFIER_LOD_BIAS
) {
749 lod_bias
= emit_fetch( bld
, inst
, 0, 3 );
752 else if (modifier
== TEX_MODIFIER_EXPLICIT_LOD
) {
754 explicit_lod
= emit_fetch( bld
, inst
, 0, 3 );
761 if (modifier
== TEX_MODIFIER_PROJECTED
) {
762 oow
= emit_fetch( bld
, inst
, 0, 3 );
763 oow
= lp_build_rcp(&bld
->base
, oow
);
766 for (i
= 0; i
< num_coords
; i
++) {
767 coords
[i
] = emit_fetch( bld
, inst
, 0, i
);
768 if (modifier
== TEX_MODIFIER_PROJECTED
)
769 coords
[i
] = lp_build_mul(&bld
->base
, coords
[i
], oow
);
771 for (i
= num_coords
; i
< 3; i
++) {
772 coords
[i
] = bld
->base
.undef
;
775 if (modifier
== TEX_MODIFIER_EXPLICIT_DERIV
) {
776 for (i
= 0; i
< num_coords
; i
++) {
777 ddx
[i
] = emit_fetch( bld
, inst
, 1, i
);
778 ddy
[i
] = emit_fetch( bld
, inst
, 2, i
);
780 unit
= inst
->Src
[3].Register
.Index
;
782 for (i
= 0; i
< num_coords
; i
++) {
783 ddx
[i
] = emit_ddx( bld
, coords
[i
] );
784 ddy
[i
] = emit_ddy( bld
, coords
[i
] );
786 unit
= inst
->Src
[1].Register
.Index
;
788 for (i
= num_coords
; i
< 3; i
++) {
789 ddx
[i
] = bld
->base
.undef
;
790 ddy
[i
] = bld
->base
.undef
;
793 bld
->sampler
->emit_fetch_texel(bld
->sampler
,
796 unit
, num_coords
, coords
,
798 lod_bias
, explicit_lod
,
804 * Kill fragment if any of the src register values are negative.
808 struct lp_build_tgsi_soa_context
*bld
,
809 const struct tgsi_full_instruction
*inst
)
811 const struct tgsi_full_src_register
*reg
= &inst
->Src
[0];
812 LLVMValueRef terms
[NUM_CHANNELS
];
816 memset(&terms
, 0, sizeof terms
);
818 FOR_EACH_CHANNEL( chan_index
) {
821 /* Unswizzle channel */
822 swizzle
= tgsi_util_get_full_src_register_swizzle( reg
, chan_index
);
824 /* Check if the component has not been already tested. */
825 assert(swizzle
< NUM_CHANNELS
);
826 if( !terms
[swizzle
] )
827 /* TODO: change the comparison operator instead of setting the sign */
828 terms
[swizzle
] = emit_fetch(bld
, inst
, 0, chan_index
);
832 FOR_EACH_CHANNEL( chan_index
) {
833 if(terms
[chan_index
]) {
834 LLVMValueRef chan_mask
;
837 * If term < 0 then mask = 0 else mask = ~0.
839 chan_mask
= lp_build_cmp(&bld
->base
, PIPE_FUNC_GEQUAL
, terms
[chan_index
], bld
->base
.zero
);
842 mask
= LLVMBuildAnd(bld
->base
.builder
, mask
, chan_mask
, "");
849 lp_build_mask_update(bld
->mask
, mask
);
854 * Predicated fragment kill.
855 * XXX Actually, we do an unconditional kill (as in tgsi_exec.c).
856 * The only predication is the execution mask which will apply if
857 * we're inside a loop or conditional.
860 emit_kilp(struct lp_build_tgsi_soa_context
*bld
,
861 const struct tgsi_full_instruction
*inst
)
865 /* For those channels which are "alive", disable fragment shader
868 if (bld
->exec_mask
.has_mask
) {
869 mask
= LLVMBuildNot(bld
->base
.builder
, bld
->exec_mask
.exec_mask
, "kilp");
872 mask
= bld
->base
.zero
;
875 lp_build_mask_update(bld
->mask
, mask
);
880 struct lp_build_tgsi_soa_context
*bld
,
881 const struct tgsi_full_declaration
*decl
)
883 LLVMTypeRef vec_type
= lp_build_vec_type(bld
->base
.type
);
885 unsigned first
= decl
->Range
.First
;
886 unsigned last
= decl
->Range
.Last
;
889 for (idx
= first
; idx
<= last
; ++idx
) {
890 switch (decl
->Declaration
.File
) {
891 case TGSI_FILE_TEMPORARY
:
892 assert(idx
< LP_MAX_TGSI_TEMPS
);
893 if (bld
->has_indirect_addressing
) {
894 LLVMValueRef val
= LLVMConstInt(LLVMInt32Type(),
896 bld
->temps_array
= lp_build_array_alloca(bld
->base
.builder
,
899 for (i
= 0; i
< NUM_CHANNELS
; i
++)
900 bld
->temps
[idx
][i
] = lp_build_alloca(bld
->base
.builder
,
905 case TGSI_FILE_OUTPUT
:
906 for (i
= 0; i
< NUM_CHANNELS
; i
++)
907 bld
->outputs
[idx
][i
] = lp_build_alloca(bld
->base
.builder
,
911 case TGSI_FILE_ADDRESS
:
912 assert(idx
< LP_MAX_TGSI_ADDRS
);
913 for (i
= 0; i
< NUM_CHANNELS
; i
++)
914 bld
->addr
[idx
][i
] = lp_build_alloca(bld
->base
.builder
,
918 case TGSI_FILE_PREDICATE
:
919 assert(idx
< LP_MAX_TGSI_PREDS
);
920 for (i
= 0; i
< NUM_CHANNELS
; i
++)
921 bld
->preds
[idx
][i
] = lp_build_alloca(bld
->base
.builder
,
926 /* don't need to declare other vars */
934 * Emit LLVM for one TGSI instruction.
935 * \param return TRUE for success, FALSE otherwise
939 struct lp_build_tgsi_soa_context
*bld
,
940 const struct tgsi_full_instruction
*inst
,
941 const struct tgsi_opcode_info
*info
)
944 LLVMValueRef src0
, src1
, src2
;
945 LLVMValueRef tmp0
, tmp1
, tmp2
;
946 LLVMValueRef tmp3
= NULL
;
947 LLVMValueRef tmp4
= NULL
;
948 LLVMValueRef tmp5
= NULL
;
949 LLVMValueRef tmp6
= NULL
;
950 LLVMValueRef tmp7
= NULL
;
952 LLVMValueRef dst0
[NUM_CHANNELS
];
955 * Stores and write masks are handled in a general fashion after the long
956 * instruction opcode switch statement.
958 * Although not stricitly necessary, we avoid generating instructions for
959 * channels which won't be stored, in cases where's that easy. For some
960 * complex instructions, like texture sampling, it is more convenient to
961 * assume a full writemask and then let LLVM optimization passes eliminate
965 assert(info
->num_dst
<= 1);
967 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
968 dst0
[chan_index
] = bld
->base
.undef
;
972 switch (inst
->Instruction
.Opcode
) {
973 case TGSI_OPCODE_ARL
:
974 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
975 tmp0
= emit_fetch( bld
, inst
, 0, chan_index
);
976 tmp0
= lp_build_floor(&bld
->base
, tmp0
);
977 dst0
[chan_index
] = tmp0
;
981 case TGSI_OPCODE_MOV
:
982 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
983 dst0
[chan_index
] = emit_fetch( bld
, inst
, 0, chan_index
);
987 case TGSI_OPCODE_LIT
:
988 if( IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
) ) {
989 dst0
[CHAN_X
] = bld
->base
.one
;
991 if( IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
) ) {
992 src0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
993 dst0
[CHAN_Y
] = lp_build_max( &bld
->base
, src0
, bld
->base
.zero
);
995 if( IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
) ) {
996 /* XMM[1] = SrcReg[0].yyyy */
997 tmp1
= emit_fetch( bld
, inst
, 0, CHAN_Y
);
998 /* XMM[1] = max(XMM[1], 0) */
999 tmp1
= lp_build_max( &bld
->base
, tmp1
, bld
->base
.zero
);
1000 /* XMM[2] = SrcReg[0].wwww */
1001 tmp2
= emit_fetch( bld
, inst
, 0, CHAN_W
);
1002 tmp1
= lp_build_pow( &bld
->base
, tmp1
, tmp2
);
1003 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1004 tmp2
= lp_build_cmp(&bld
->base
, PIPE_FUNC_GREATER
, tmp0
, bld
->base
.zero
);
1005 dst0
[CHAN_Z
] = lp_build_select(&bld
->base
, tmp2
, tmp1
, bld
->base
.zero
);
1007 if( IS_DST0_CHANNEL_ENABLED( inst
, CHAN_W
) ) {
1008 dst0
[CHAN_W
] = bld
->base
.one
;
1012 case TGSI_OPCODE_RCP
:
1013 /* TGSI_OPCODE_RECIP */
1014 src0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1015 res
= lp_build_rcp(&bld
->base
, src0
);
1016 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1017 dst0
[chan_index
] = res
;
1021 case TGSI_OPCODE_RSQ
:
1022 /* TGSI_OPCODE_RECIPSQRT */
1023 src0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1024 src0
= lp_build_abs(&bld
->base
, src0
);
1025 res
= lp_build_rsqrt(&bld
->base
, src0
);
1026 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1027 dst0
[chan_index
] = res
;
1031 case TGSI_OPCODE_EXP
:
1032 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
) ||
1033 IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
) ||
1034 IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
)) {
1035 LLVMValueRef
*p_exp2_int_part
= NULL
;
1036 LLVMValueRef
*p_frac_part
= NULL
;
1037 LLVMValueRef
*p_exp2
= NULL
;
1039 src0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1041 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
))
1042 p_exp2_int_part
= &tmp0
;
1043 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
))
1044 p_frac_part
= &tmp1
;
1045 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
))
1048 lp_build_exp2_approx(&bld
->base
, src0
, p_exp2_int_part
, p_frac_part
, p_exp2
);
1050 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
))
1051 dst0
[CHAN_X
] = tmp0
;
1052 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
))
1053 dst0
[CHAN_Y
] = tmp1
;
1054 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
))
1055 dst0
[CHAN_Z
] = tmp2
;
1058 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_W
)) {
1059 dst0
[CHAN_W
] = bld
->base
.one
;
1063 case TGSI_OPCODE_LOG
:
1064 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
) ||
1065 IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
) ||
1066 IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
)) {
1067 LLVMValueRef
*p_floor_log2
= NULL
;
1068 LLVMValueRef
*p_exp
= NULL
;
1069 LLVMValueRef
*p_log2
= NULL
;
1071 src0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1072 src0
= lp_build_abs( &bld
->base
, src0
);
1074 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
))
1075 p_floor_log2
= &tmp0
;
1076 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
))
1078 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
))
1081 lp_build_log2_approx(&bld
->base
, src0
, p_exp
, p_floor_log2
, p_log2
);
1083 /* dst.x = floor(lg2(abs(src.x))) */
1084 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
))
1085 dst0
[CHAN_X
] = tmp0
;
1086 /* dst.y = abs(src)/ex2(floor(lg2(abs(src.x)))) */
1087 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
)) {
1088 dst0
[CHAN_Y
] = lp_build_div( &bld
->base
, src0
, tmp1
);
1090 /* dst.z = lg2(abs(src.x)) */
1091 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
))
1092 dst0
[CHAN_Z
] = tmp2
;
1095 if (IS_DST0_CHANNEL_ENABLED( inst
, CHAN_W
)) {
1096 dst0
[CHAN_W
] = bld
->base
.one
;
1100 case TGSI_OPCODE_MUL
:
1101 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1102 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1103 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1104 dst0
[chan_index
] = lp_build_mul(&bld
->base
, src0
, src1
);
1108 case TGSI_OPCODE_ADD
:
1109 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1110 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1111 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1112 dst0
[chan_index
] = lp_build_add(&bld
->base
, src0
, src1
);
1116 case TGSI_OPCODE_DP3
:
1117 /* TGSI_OPCODE_DOT3 */
1118 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1119 tmp1
= emit_fetch( bld
, inst
, 1, CHAN_X
);
1120 tmp0
= lp_build_mul( &bld
->base
, tmp0
, tmp1
);
1121 tmp1
= emit_fetch( bld
, inst
, 0, CHAN_Y
);
1122 tmp2
= emit_fetch( bld
, inst
, 1, CHAN_Y
);
1123 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp2
);
1124 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
);
1125 tmp1
= emit_fetch( bld
, inst
, 0, CHAN_Z
);
1126 tmp2
= emit_fetch( bld
, inst
, 1, CHAN_Z
);
1127 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp2
);
1128 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
);
1129 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1130 dst0
[chan_index
] = tmp0
;
1134 case TGSI_OPCODE_DP4
:
1135 /* TGSI_OPCODE_DOT4 */
1136 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1137 tmp1
= emit_fetch( bld
, inst
, 1, CHAN_X
);
1138 tmp0
= lp_build_mul( &bld
->base
, tmp0
, tmp1
);
1139 tmp1
= emit_fetch( bld
, inst
, 0, CHAN_Y
);
1140 tmp2
= emit_fetch( bld
, inst
, 1, CHAN_Y
);
1141 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp2
);
1142 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
);
1143 tmp1
= emit_fetch( bld
, inst
, 0, CHAN_Z
);
1144 tmp2
= emit_fetch( bld
, inst
, 1, CHAN_Z
);
1145 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp2
);
1146 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
);
1147 tmp1
= emit_fetch( bld
, inst
, 0, CHAN_W
);
1148 tmp2
= emit_fetch( bld
, inst
, 1, CHAN_W
);
1149 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp2
);
1150 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
);
1151 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1152 dst0
[chan_index
] = tmp0
;
1156 case TGSI_OPCODE_DST
:
1157 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
) {
1158 dst0
[CHAN_X
] = bld
->base
.one
;
1160 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
) {
1161 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_Y
);
1162 tmp1
= emit_fetch( bld
, inst
, 1, CHAN_Y
);
1163 dst0
[CHAN_Y
] = lp_build_mul( &bld
->base
, tmp0
, tmp1
);
1165 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
) {
1166 dst0
[CHAN_Z
] = emit_fetch( bld
, inst
, 0, CHAN_Z
);
1168 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_W
) {
1169 dst0
[CHAN_W
] = emit_fetch( bld
, inst
, 1, CHAN_W
);
1173 case TGSI_OPCODE_MIN
:
1174 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1175 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1176 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1177 dst0
[chan_index
] = lp_build_min( &bld
->base
, src0
, src1
);
1181 case TGSI_OPCODE_MAX
:
1182 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1183 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1184 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1185 dst0
[chan_index
] = lp_build_max( &bld
->base
, src0
, src1
);
1189 case TGSI_OPCODE_SLT
:
1190 /* TGSI_OPCODE_SETLT */
1191 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1192 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1193 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1194 tmp0
= lp_build_cmp( &bld
->base
, PIPE_FUNC_LESS
, src0
, src1
);
1195 dst0
[chan_index
] = lp_build_select( &bld
->base
, tmp0
, bld
->base
.one
, bld
->base
.zero
);
1199 case TGSI_OPCODE_SGE
:
1200 /* TGSI_OPCODE_SETGE */
1201 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1202 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1203 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1204 tmp0
= lp_build_cmp( &bld
->base
, PIPE_FUNC_GEQUAL
, src0
, src1
);
1205 dst0
[chan_index
] = lp_build_select( &bld
->base
, tmp0
, bld
->base
.one
, bld
->base
.zero
);
1209 case TGSI_OPCODE_MAD
:
1210 /* TGSI_OPCODE_MADD */
1211 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1212 tmp0
= emit_fetch( bld
, inst
, 0, chan_index
);
1213 tmp1
= emit_fetch( bld
, inst
, 1, chan_index
);
1214 tmp2
= emit_fetch( bld
, inst
, 2, chan_index
);
1215 tmp0
= lp_build_mul( &bld
->base
, tmp0
, tmp1
);
1216 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp2
);
1217 dst0
[chan_index
] = tmp0
;
1221 case TGSI_OPCODE_SUB
:
1222 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1223 tmp0
= emit_fetch( bld
, inst
, 0, chan_index
);
1224 tmp1
= emit_fetch( bld
, inst
, 1, chan_index
);
1225 dst0
[chan_index
] = lp_build_sub( &bld
->base
, tmp0
, tmp1
);
1229 case TGSI_OPCODE_LRP
:
1230 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1231 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1232 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1233 src2
= emit_fetch( bld
, inst
, 2, chan_index
);
1234 tmp0
= lp_build_sub( &bld
->base
, src1
, src2
);
1235 tmp0
= lp_build_mul( &bld
->base
, src0
, tmp0
);
1236 dst0
[chan_index
] = lp_build_add( &bld
->base
, tmp0
, src2
);
1240 case TGSI_OPCODE_CND
:
1241 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1242 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1243 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1244 src2
= emit_fetch( bld
, inst
, 2, chan_index
);
1245 tmp1
= lp_build_const_vec(bld
->base
.type
, 0.5);
1246 tmp0
= lp_build_cmp( &bld
->base
, PIPE_FUNC_GREATER
, src2
, tmp1
);
1247 dst0
[chan_index
] = lp_build_select( &bld
->base
, tmp0
, src0
, src1
);
1251 case TGSI_OPCODE_DP2A
:
1252 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
); /* xmm0 = src[0].x */
1253 tmp1
= emit_fetch( bld
, inst
, 1, CHAN_X
); /* xmm1 = src[1].x */
1254 tmp0
= lp_build_mul( &bld
->base
, tmp0
, tmp1
); /* xmm0 = xmm0 * xmm1 */
1255 tmp1
= emit_fetch( bld
, inst
, 0, CHAN_Y
); /* xmm1 = src[0].y */
1256 tmp2
= emit_fetch( bld
, inst
, 1, CHAN_Y
); /* xmm2 = src[1].y */
1257 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp2
); /* xmm1 = xmm1 * xmm2 */
1258 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
); /* xmm0 = xmm0 + xmm1 */
1259 tmp1
= emit_fetch( bld
, inst
, 2, CHAN_X
); /* xmm1 = src[2].x */
1260 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
); /* xmm0 = xmm0 + xmm1 */
1261 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1262 dst0
[chan_index
] = tmp0
; /* dest[ch] = xmm0 */
1266 case TGSI_OPCODE_FRC
:
1267 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1268 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1269 tmp0
= lp_build_floor(&bld
->base
, src0
);
1270 tmp0
= lp_build_sub(&bld
->base
, src0
, tmp0
);
1271 dst0
[chan_index
] = tmp0
;
1275 case TGSI_OPCODE_CLAMP
:
1276 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1277 tmp0
= emit_fetch( bld
, inst
, 0, chan_index
);
1278 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1279 src2
= emit_fetch( bld
, inst
, 2, chan_index
);
1280 tmp0
= lp_build_max(&bld
->base
, tmp0
, src1
);
1281 tmp0
= lp_build_min(&bld
->base
, tmp0
, src2
);
1282 dst0
[chan_index
] = tmp0
;
1286 case TGSI_OPCODE_FLR
:
1287 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1288 tmp0
= emit_fetch( bld
, inst
, 0, chan_index
);
1289 dst0
[chan_index
] = lp_build_floor(&bld
->base
, tmp0
);
1293 case TGSI_OPCODE_ROUND
:
1294 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1295 tmp0
= emit_fetch( bld
, inst
, 0, chan_index
);
1296 dst0
[chan_index
] = lp_build_round(&bld
->base
, tmp0
);
1300 case TGSI_OPCODE_EX2
: {
1301 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1302 tmp0
= lp_build_exp2( &bld
->base
, tmp0
);
1303 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1304 dst0
[chan_index
] = tmp0
;
1309 case TGSI_OPCODE_LG2
:
1310 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1311 tmp0
= lp_build_log2( &bld
->base
, tmp0
);
1312 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1313 dst0
[chan_index
] = tmp0
;
1317 case TGSI_OPCODE_POW
:
1318 src0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1319 src1
= emit_fetch( bld
, inst
, 1, CHAN_X
);
1320 res
= lp_build_pow( &bld
->base
, src0
, src1
);
1321 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1322 dst0
[chan_index
] = res
;
1326 case TGSI_OPCODE_XPD
:
1327 if( IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
) ||
1328 IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
) ) {
1329 tmp1
= emit_fetch( bld
, inst
, 1, CHAN_Z
);
1330 tmp3
= emit_fetch( bld
, inst
, 0, CHAN_Z
);
1332 if( IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
) ||
1333 IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
) ) {
1334 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_Y
);
1335 tmp4
= emit_fetch( bld
, inst
, 1, CHAN_Y
);
1337 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
) {
1339 tmp2
= lp_build_mul( &bld
->base
, tmp2
, tmp1
);
1341 tmp5
= lp_build_mul( &bld
->base
, tmp5
, tmp4
);
1342 tmp2
= lp_build_sub( &bld
->base
, tmp2
, tmp5
);
1343 dst0
[CHAN_X
] = tmp2
;
1345 if( IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
) ||
1346 IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
) ) {
1347 tmp2
= emit_fetch( bld
, inst
, 1, CHAN_X
);
1348 tmp5
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1350 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
) {
1351 tmp3
= lp_build_mul( &bld
->base
, tmp3
, tmp2
);
1352 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp5
);
1353 tmp3
= lp_build_sub( &bld
->base
, tmp3
, tmp1
);
1354 dst0
[CHAN_Y
] = tmp3
;
1356 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
) {
1357 tmp5
= lp_build_mul( &bld
->base
, tmp5
, tmp4
);
1358 tmp0
= lp_build_mul( &bld
->base
, tmp0
, tmp2
);
1359 tmp5
= lp_build_sub( &bld
->base
, tmp5
, tmp0
);
1360 dst0
[CHAN_Z
] = tmp5
;
1362 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_W
) {
1363 dst0
[CHAN_W
] = bld
->base
.one
;
1367 case TGSI_OPCODE_ABS
:
1368 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1369 tmp0
= emit_fetch( bld
, inst
, 0, chan_index
);
1370 dst0
[chan_index
] = lp_build_abs( &bld
->base
, tmp0
);
1374 case TGSI_OPCODE_RCC
:
1379 case TGSI_OPCODE_DPH
:
1380 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1381 tmp1
= emit_fetch( bld
, inst
, 1, CHAN_X
);
1382 tmp0
= lp_build_mul( &bld
->base
, tmp0
, tmp1
);
1383 tmp1
= emit_fetch( bld
, inst
, 0, CHAN_Y
);
1384 tmp2
= emit_fetch( bld
, inst
, 1, CHAN_Y
);
1385 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp2
);
1386 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
);
1387 tmp1
= emit_fetch( bld
, inst
, 0, CHAN_Z
);
1388 tmp2
= emit_fetch( bld
, inst
, 1, CHAN_Z
);
1389 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp2
);
1390 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
);
1391 tmp1
= emit_fetch( bld
, inst
, 1, CHAN_W
);
1392 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
);
1393 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1394 dst0
[chan_index
] = tmp0
;
1398 case TGSI_OPCODE_COS
:
1399 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1400 tmp0
= lp_build_cos( &bld
->base
, tmp0
);
1401 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1402 dst0
[chan_index
] = tmp0
;
1406 case TGSI_OPCODE_DDX
:
1407 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1408 emit_fetch_deriv( bld
, inst
, 0, chan_index
, NULL
, &dst0
[chan_index
], NULL
);
1412 case TGSI_OPCODE_DDY
:
1413 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1414 emit_fetch_deriv( bld
, inst
, 0, chan_index
, NULL
, NULL
, &dst0
[chan_index
]);
1418 case TGSI_OPCODE_KILP
:
1419 /* predicated kill */
1420 emit_kilp( bld
, inst
);
1423 case TGSI_OPCODE_KIL
:
1424 /* conditional kill */
1425 emit_kil( bld
, inst
);
1428 case TGSI_OPCODE_PK2H
:
1432 case TGSI_OPCODE_PK2US
:
1436 case TGSI_OPCODE_PK4B
:
1440 case TGSI_OPCODE_PK4UB
:
1444 case TGSI_OPCODE_RFL
:
1448 case TGSI_OPCODE_SEQ
:
1449 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1450 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1451 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1452 tmp0
= lp_build_cmp( &bld
->base
, PIPE_FUNC_EQUAL
, src0
, src1
);
1453 dst0
[chan_index
] = lp_build_select( &bld
->base
, tmp0
, bld
->base
.one
, bld
->base
.zero
);
1457 case TGSI_OPCODE_SFL
:
1458 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1459 dst0
[chan_index
] = bld
->base
.zero
;
1463 case TGSI_OPCODE_SGT
:
1464 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1465 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1466 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1467 tmp0
= lp_build_cmp( &bld
->base
, PIPE_FUNC_GREATER
, src0
, src1
);
1468 dst0
[chan_index
] = lp_build_select( &bld
->base
, tmp0
, bld
->base
.one
, bld
->base
.zero
);
1472 case TGSI_OPCODE_SIN
:
1473 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1474 tmp0
= lp_build_sin( &bld
->base
, tmp0
);
1475 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1476 dst0
[chan_index
] = tmp0
;
1480 case TGSI_OPCODE_SLE
:
1481 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1482 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1483 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1484 tmp0
= lp_build_cmp( &bld
->base
, PIPE_FUNC_LEQUAL
, src0
, src1
);
1485 dst0
[chan_index
] = lp_build_select( &bld
->base
, tmp0
, bld
->base
.one
, bld
->base
.zero
);
1489 case TGSI_OPCODE_SNE
:
1490 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1491 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1492 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1493 tmp0
= lp_build_cmp( &bld
->base
, PIPE_FUNC_NOTEQUAL
, src0
, src1
);
1494 dst0
[chan_index
] = lp_build_select( &bld
->base
, tmp0
, bld
->base
.one
, bld
->base
.zero
);
1498 case TGSI_OPCODE_STR
:
1499 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1500 dst0
[chan_index
] = bld
->base
.one
;
1504 case TGSI_OPCODE_TEX
:
1505 emit_tex( bld
, inst
, TEX_MODIFIER_NONE
, dst0
);
1508 case TGSI_OPCODE_TXD
:
1509 emit_tex( bld
, inst
, TEX_MODIFIER_EXPLICIT_DERIV
, dst0
);
1512 case TGSI_OPCODE_UP2H
:
1518 case TGSI_OPCODE_UP2US
:
1524 case TGSI_OPCODE_UP4B
:
1530 case TGSI_OPCODE_UP4UB
:
1536 case TGSI_OPCODE_X2D
:
1542 case TGSI_OPCODE_ARA
:
1548 case TGSI_OPCODE_ARR
:
1549 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1550 tmp0
= emit_fetch( bld
, inst
, 0, chan_index
);
1551 tmp0
= lp_build_round(&bld
->base
, tmp0
);
1552 dst0
[chan_index
] = tmp0
;
1556 case TGSI_OPCODE_BRA
:
1562 case TGSI_OPCODE_CAL
:
1567 case TGSI_OPCODE_RET
:
1572 case TGSI_OPCODE_END
:
1575 case TGSI_OPCODE_SSG
:
1576 /* TGSI_OPCODE_SGN */
1577 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1578 tmp0
= emit_fetch( bld
, inst
, 0, chan_index
);
1579 dst0
[chan_index
] = lp_build_sgn( &bld
->base
, tmp0
);
1583 case TGSI_OPCODE_CMP
:
1584 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1585 src0
= emit_fetch( bld
, inst
, 0, chan_index
);
1586 src1
= emit_fetch( bld
, inst
, 1, chan_index
);
1587 src2
= emit_fetch( bld
, inst
, 2, chan_index
);
1588 tmp0
= lp_build_cmp( &bld
->base
, PIPE_FUNC_LESS
, src0
, bld
->base
.zero
);
1589 dst0
[chan_index
] = lp_build_select( &bld
->base
, tmp0
, src1
, src2
);
1593 case TGSI_OPCODE_SCS
:
1594 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_X
) {
1595 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1596 dst0
[CHAN_X
] = lp_build_cos( &bld
->base
, tmp0
);
1598 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Y
) {
1599 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
);
1600 dst0
[CHAN_Y
] = lp_build_sin( &bld
->base
, tmp0
);
1602 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_Z
) {
1603 dst0
[CHAN_Z
] = bld
->base
.zero
;
1605 IF_IS_DST0_CHANNEL_ENABLED( inst
, CHAN_W
) {
1606 dst0
[CHAN_W
] = bld
->base
.one
;
1610 case TGSI_OPCODE_TXB
:
1611 emit_tex( bld
, inst
, TEX_MODIFIER_LOD_BIAS
, dst0
);
1614 case TGSI_OPCODE_NRM
:
1616 case TGSI_OPCODE_NRM4
:
1617 /* 3 or 4-component normalization */
1619 uint dims
= (inst
->Instruction
.Opcode
== TGSI_OPCODE_NRM
) ? 3 : 4;
1621 if (IS_DST0_CHANNEL_ENABLED(inst
, CHAN_X
) ||
1622 IS_DST0_CHANNEL_ENABLED(inst
, CHAN_Y
) ||
1623 IS_DST0_CHANNEL_ENABLED(inst
, CHAN_Z
) ||
1624 (IS_DST0_CHANNEL_ENABLED(inst
, CHAN_W
) && dims
== 4)) {
1626 /* NOTE: Cannot use xmm regs 2/3 here (see emit_rsqrt() above). */
1629 /* xmm0 = src.x * src.x */
1630 tmp0
= emit_fetch(bld
, inst
, 0, CHAN_X
);
1631 if (IS_DST0_CHANNEL_ENABLED(inst
, CHAN_X
)) {
1634 tmp0
= lp_build_mul( &bld
->base
, tmp0
, tmp0
);
1637 /* xmm0 = xmm0 + src.y * src.y */
1638 tmp1
= emit_fetch(bld
, inst
, 0, CHAN_Y
);
1639 if (IS_DST0_CHANNEL_ENABLED(inst
, CHAN_Y
)) {
1642 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp1
);
1643 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
);
1646 /* xmm0 = xmm0 + src.z * src.z */
1647 tmp1
= emit_fetch(bld
, inst
, 0, CHAN_Z
);
1648 if (IS_DST0_CHANNEL_ENABLED(inst
, CHAN_Z
)) {
1651 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp1
);
1652 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
);
1656 /* xmm0 = xmm0 + src.w * src.w */
1657 tmp1
= emit_fetch(bld
, inst
, 0, CHAN_W
);
1658 if (IS_DST0_CHANNEL_ENABLED(inst
, CHAN_W
)) {
1661 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp1
);
1662 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
);
1665 /* xmm1 = 1 / sqrt(xmm0) */
1666 tmp1
= lp_build_rsqrt( &bld
->base
, tmp0
);
1668 /* dst.x = xmm1 * src.x */
1669 if (IS_DST0_CHANNEL_ENABLED(inst
, CHAN_X
)) {
1670 dst0
[CHAN_X
] = lp_build_mul( &bld
->base
, tmp4
, tmp1
);
1673 /* dst.y = xmm1 * src.y */
1674 if (IS_DST0_CHANNEL_ENABLED(inst
, CHAN_Y
)) {
1675 dst0
[CHAN_Y
] = lp_build_mul( &bld
->base
, tmp5
, tmp1
);
1678 /* dst.z = xmm1 * src.z */
1679 if (IS_DST0_CHANNEL_ENABLED(inst
, CHAN_Z
)) {
1680 dst0
[CHAN_Z
] = lp_build_mul( &bld
->base
, tmp6
, tmp1
);
1683 /* dst.w = xmm1 * src.w */
1684 if (IS_DST0_CHANNEL_ENABLED(inst
, CHAN_X
) && dims
== 4) {
1685 dst0
[CHAN_W
] = lp_build_mul( &bld
->base
, tmp7
, tmp1
);
1690 if (IS_DST0_CHANNEL_ENABLED(inst
, CHAN_W
) && dims
== 3) {
1691 dst0
[CHAN_W
] = bld
->base
.one
;
1696 case TGSI_OPCODE_DIV
:
1702 case TGSI_OPCODE_DP2
:
1703 tmp0
= emit_fetch( bld
, inst
, 0, CHAN_X
); /* xmm0 = src[0].x */
1704 tmp1
= emit_fetch( bld
, inst
, 1, CHAN_X
); /* xmm1 = src[1].x */
1705 tmp0
= lp_build_mul( &bld
->base
, tmp0
, tmp1
); /* xmm0 = xmm0 * xmm1 */
1706 tmp1
= emit_fetch( bld
, inst
, 0, CHAN_Y
); /* xmm1 = src[0].y */
1707 tmp2
= emit_fetch( bld
, inst
, 1, CHAN_Y
); /* xmm2 = src[1].y */
1708 tmp1
= lp_build_mul( &bld
->base
, tmp1
, tmp2
); /* xmm1 = xmm1 * xmm2 */
1709 tmp0
= lp_build_add( &bld
->base
, tmp0
, tmp1
); /* xmm0 = xmm0 + xmm1 */
1710 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1711 dst0
[chan_index
] = tmp0
; /* dest[ch] = xmm0 */
1715 case TGSI_OPCODE_TXL
:
1716 emit_tex( bld
, inst
, TEX_MODIFIER_EXPLICIT_LOD
, dst0
);
1719 case TGSI_OPCODE_TXP
:
1720 emit_tex( bld
, inst
, TEX_MODIFIER_PROJECTED
, dst0
);
1723 case TGSI_OPCODE_BRK
:
1724 lp_exec_break(&bld
->exec_mask
);
1727 case TGSI_OPCODE_IF
:
1728 tmp0
= emit_fetch(bld
, inst
, 0, CHAN_X
);
1729 tmp0
= lp_build_cmp(&bld
->base
, PIPE_FUNC_NOTEQUAL
,
1730 tmp0
, bld
->base
.zero
);
1731 lp_exec_mask_cond_push(&bld
->exec_mask
, tmp0
);
1734 case TGSI_OPCODE_BGNLOOP
:
1735 lp_exec_bgnloop(&bld
->exec_mask
);
1738 case TGSI_OPCODE_ELSE
:
1739 lp_exec_mask_cond_invert(&bld
->exec_mask
);
1742 case TGSI_OPCODE_ENDIF
:
1743 lp_exec_mask_cond_pop(&bld
->exec_mask
);
1746 case TGSI_OPCODE_ENDLOOP
:
1747 lp_exec_endloop(&bld
->exec_mask
);
1750 case TGSI_OPCODE_PUSHA
:
1756 case TGSI_OPCODE_POPA
:
1762 case TGSI_OPCODE_CEIL
:
1763 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1764 tmp0
= emit_fetch( bld
, inst
, 0, chan_index
);
1765 dst0
[chan_index
] = lp_build_ceil(&bld
->base
, tmp0
);
1769 case TGSI_OPCODE_I2F
:
1775 case TGSI_OPCODE_NOT
:
1781 case TGSI_OPCODE_TRUNC
:
1782 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1783 tmp0
= emit_fetch( bld
, inst
, 0, chan_index
);
1784 dst0
[chan_index
] = lp_build_trunc(&bld
->base
, tmp0
);
1788 case TGSI_OPCODE_SHL
:
1794 case TGSI_OPCODE_ISHR
:
1800 case TGSI_OPCODE_AND
:
1806 case TGSI_OPCODE_OR
:
1812 case TGSI_OPCODE_MOD
:
1818 case TGSI_OPCODE_XOR
:
1824 case TGSI_OPCODE_SAD
:
1830 case TGSI_OPCODE_TXF
:
1836 case TGSI_OPCODE_TXQ
:
1842 case TGSI_OPCODE_CONT
:
1843 lp_exec_continue(&bld
->exec_mask
);
1846 case TGSI_OPCODE_EMIT
:
1850 case TGSI_OPCODE_ENDPRIM
:
1854 case TGSI_OPCODE_NOP
:
1862 LLVMValueRef pred
[NUM_CHANNELS
];
1864 emit_fetch_predicate( bld
, inst
, pred
);
1866 FOR_EACH_DST0_ENABLED_CHANNEL( inst
, chan_index
) {
1867 emit_store( bld
, inst
, 0, chan_index
, pred
[chan_index
], dst0
[chan_index
]);
1876 lp_build_tgsi_soa(LLVMBuilderRef builder
,
1877 const struct tgsi_token
*tokens
,
1878 struct lp_type type
,
1879 struct lp_build_mask_context
*mask
,
1880 LLVMValueRef consts_ptr
,
1881 const LLVMValueRef
*pos
,
1882 const LLVMValueRef (*inputs
)[NUM_CHANNELS
],
1883 LLVMValueRef (*outputs
)[NUM_CHANNELS
],
1884 struct lp_build_sampler_soa
*sampler
,
1885 struct tgsi_shader_info
*info
)
1887 struct lp_build_tgsi_soa_context bld
;
1888 struct tgsi_parse_context parse
;
1889 uint num_immediates
= 0;
1892 /* Setup build context */
1893 memset(&bld
, 0, sizeof bld
);
1894 lp_build_context_init(&bld
.base
, builder
, type
);
1895 lp_build_context_init(&bld
.int_bld
, builder
, lp_int_type(type
));
1898 bld
.inputs
= inputs
;
1899 bld
.outputs
= outputs
;
1900 bld
.consts_ptr
= consts_ptr
;
1901 bld
.sampler
= sampler
;
1902 bld
.has_indirect_addressing
= info
->opcode_count
[TGSI_OPCODE_ARR
] > 0 ||
1903 info
->opcode_count
[TGSI_OPCODE_ARL
] > 0;
1905 lp_exec_mask_init(&bld
.exec_mask
, &bld
.base
);
1907 tgsi_parse_init( &parse
, tokens
);
1909 while( !tgsi_parse_end_of_tokens( &parse
) ) {
1910 tgsi_parse_token( &parse
);
1912 switch( parse
.FullToken
.Token
.Type
) {
1913 case TGSI_TOKEN_TYPE_DECLARATION
:
1914 /* Inputs already interpolated */
1915 emit_declaration( &bld
, &parse
.FullToken
.FullDeclaration
);
1918 case TGSI_TOKEN_TYPE_INSTRUCTION
:
1920 unsigned opcode
= parse
.FullToken
.FullInstruction
.Instruction
.Opcode
;
1921 const struct tgsi_opcode_info
*opcode_info
= tgsi_get_opcode_info(opcode
);
1922 if (!emit_instruction( &bld
, &parse
.FullToken
.FullInstruction
, opcode_info
))
1923 _debug_printf("warning: failed to translate tgsi opcode %s to LLVM\n",
1924 opcode_info
->mnemonic
);
1929 case TGSI_TOKEN_TYPE_IMMEDIATE
:
1930 /* simply copy the immediate values into the next immediates[] slot */
1932 const uint size
= parse
.FullToken
.FullImmediate
.Immediate
.NrTokens
- 1;
1934 assert(num_immediates
< LP_MAX_TGSI_IMMEDIATES
);
1935 for( i
= 0; i
< size
; ++i
)
1936 bld
.immediates
[num_immediates
][i
] =
1937 lp_build_const_vec(type
, parse
.FullToken
.FullImmediate
.u
[i
].Float
);
1938 for( i
= size
; i
< 4; ++i
)
1939 bld
.immediates
[num_immediates
][i
] = bld
.base
.undef
;
1944 case TGSI_TOKEN_TYPE_PROPERTY
:
1952 LLVMBasicBlockRef block
= LLVMGetInsertBlock(builder
);
1953 LLVMValueRef function
= LLVMGetBasicBlockParent(block
);
1954 debug_printf("11111111111111111111111111111 \n");
1955 tgsi_dump(tokens
, 0);
1956 lp_debug_dump_value(function
);
1957 debug_printf("2222222222222222222222222222 \n");
1959 tgsi_parse_free( &parse
);