2 * Copyright © 2015 Intel Corporation
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
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 * Jason Ekstrand (jason@jlekstrand.net)
28 #include "vtn_private.h"
29 #include "nir/nir_vla.h"
30 #include "nir/nir_control_flow.h"
31 #include "nir/nir_constant_expressions.h"
32 #include "spirv_info.h"
35 vtn_log(struct vtn_builder
*b
, enum nir_spirv_debug_level level
,
36 size_t spirv_offset
, const char *message
)
38 if (b
->options
->debug
.func
) {
39 b
->options
->debug
.func(b
->options
->debug
.private_data
,
40 level
, spirv_offset
, message
);
44 if (level
>= NIR_SPIRV_DEBUG_LEVEL_WARNING
)
45 fprintf(stderr
, "%s\n", message
);
50 vtn_logf(struct vtn_builder
*b
, enum nir_spirv_debug_level level
,
51 size_t spirv_offset
, const char *fmt
, ...)
57 msg
= ralloc_vasprintf(NULL
, fmt
, args
);
60 vtn_log(b
, level
, spirv_offset
, msg
);
66 vtn_log_err(struct vtn_builder
*b
,
67 enum nir_spirv_debug_level level
, const char *prefix
,
68 const char *file
, unsigned line
,
69 const char *fmt
, va_list args
)
73 msg
= ralloc_strdup(NULL
, prefix
);
76 ralloc_asprintf_append(&msg
, " In file %s:%u\n", file
, line
);
79 ralloc_asprintf_append(&msg
, " ");
81 ralloc_vasprintf_append(&msg
, fmt
, args
);
83 ralloc_asprintf_append(&msg
, "\n %zu bytes into the SPIR-V binary",
87 ralloc_asprintf_append(&msg
,
88 "\n in SPIR-V source file %s, line %d, col %d",
89 b
->file
, b
->line
, b
->col
);
92 vtn_log(b
, level
, b
->spirv_offset
, msg
);
98 _vtn_warn(struct vtn_builder
*b
, const char *file
, unsigned line
,
104 vtn_log_err(b
, NIR_SPIRV_DEBUG_LEVEL_WARNING
, "SPIR-V WARNING:\n",
105 file
, line
, fmt
, args
);
110 _vtn_fail(struct vtn_builder
*b
, const char *file
, unsigned line
,
111 const char *fmt
, ...)
116 vtn_log_err(b
, NIR_SPIRV_DEBUG_LEVEL_ERROR
, "SPIR-V parsing FAILED:\n",
117 file
, line
, fmt
, args
);
120 longjmp(b
->fail_jump
, 1);
123 struct spec_constant_value
{
131 static struct vtn_ssa_value
*
132 vtn_undef_ssa_value(struct vtn_builder
*b
, const struct glsl_type
*type
)
134 struct vtn_ssa_value
*val
= rzalloc(b
, struct vtn_ssa_value
);
137 if (glsl_type_is_vector_or_scalar(type
)) {
138 unsigned num_components
= glsl_get_vector_elements(val
->type
);
139 unsigned bit_size
= glsl_get_bit_size(val
->type
);
140 val
->def
= nir_ssa_undef(&b
->nb
, num_components
, bit_size
);
142 unsigned elems
= glsl_get_length(val
->type
);
143 val
->elems
= ralloc_array(b
, struct vtn_ssa_value
*, elems
);
144 if (glsl_type_is_matrix(type
)) {
145 const struct glsl_type
*elem_type
=
146 glsl_vector_type(glsl_get_base_type(type
),
147 glsl_get_vector_elements(type
));
149 for (unsigned i
= 0; i
< elems
; i
++)
150 val
->elems
[i
] = vtn_undef_ssa_value(b
, elem_type
);
151 } else if (glsl_type_is_array(type
)) {
152 const struct glsl_type
*elem_type
= glsl_get_array_element(type
);
153 for (unsigned i
= 0; i
< elems
; i
++)
154 val
->elems
[i
] = vtn_undef_ssa_value(b
, elem_type
);
156 for (unsigned i
= 0; i
< elems
; i
++) {
157 const struct glsl_type
*elem_type
= glsl_get_struct_field(type
, i
);
158 val
->elems
[i
] = vtn_undef_ssa_value(b
, elem_type
);
166 static struct vtn_ssa_value
*
167 vtn_const_ssa_value(struct vtn_builder
*b
, nir_constant
*constant
,
168 const struct glsl_type
*type
)
170 struct hash_entry
*entry
= _mesa_hash_table_search(b
->const_table
, constant
);
175 struct vtn_ssa_value
*val
= rzalloc(b
, struct vtn_ssa_value
);
178 switch (glsl_get_base_type(type
)) {
181 case GLSL_TYPE_INT64
:
182 case GLSL_TYPE_UINT64
:
184 case GLSL_TYPE_FLOAT
:
185 case GLSL_TYPE_DOUBLE
: {
186 int bit_size
= glsl_get_bit_size(type
);
187 if (glsl_type_is_vector_or_scalar(type
)) {
188 unsigned num_components
= glsl_get_vector_elements(val
->type
);
189 nir_load_const_instr
*load
=
190 nir_load_const_instr_create(b
->shader
, num_components
, bit_size
);
192 load
->value
= constant
->values
[0];
194 nir_instr_insert_before_cf_list(&b
->nb
.impl
->body
, &load
->instr
);
195 val
->def
= &load
->def
;
197 assert(glsl_type_is_matrix(type
));
198 unsigned rows
= glsl_get_vector_elements(val
->type
);
199 unsigned columns
= glsl_get_matrix_columns(val
->type
);
200 val
->elems
= ralloc_array(b
, struct vtn_ssa_value
*, columns
);
202 for (unsigned i
= 0; i
< columns
; i
++) {
203 struct vtn_ssa_value
*col_val
= rzalloc(b
, struct vtn_ssa_value
);
204 col_val
->type
= glsl_get_column_type(val
->type
);
205 nir_load_const_instr
*load
=
206 nir_load_const_instr_create(b
->shader
, rows
, bit_size
);
208 load
->value
= constant
->values
[i
];
210 nir_instr_insert_before_cf_list(&b
->nb
.impl
->body
, &load
->instr
);
211 col_val
->def
= &load
->def
;
213 val
->elems
[i
] = col_val
;
219 case GLSL_TYPE_ARRAY
: {
220 unsigned elems
= glsl_get_length(val
->type
);
221 val
->elems
= ralloc_array(b
, struct vtn_ssa_value
*, elems
);
222 const struct glsl_type
*elem_type
= glsl_get_array_element(val
->type
);
223 for (unsigned i
= 0; i
< elems
; i
++)
224 val
->elems
[i
] = vtn_const_ssa_value(b
, constant
->elements
[i
],
229 case GLSL_TYPE_STRUCT
: {
230 unsigned elems
= glsl_get_length(val
->type
);
231 val
->elems
= ralloc_array(b
, struct vtn_ssa_value
*, elems
);
232 for (unsigned i
= 0; i
< elems
; i
++) {
233 const struct glsl_type
*elem_type
=
234 glsl_get_struct_field(val
->type
, i
);
235 val
->elems
[i
] = vtn_const_ssa_value(b
, constant
->elements
[i
],
242 unreachable("bad constant type");
248 struct vtn_ssa_value
*
249 vtn_ssa_value(struct vtn_builder
*b
, uint32_t value_id
)
251 struct vtn_value
*val
= vtn_untyped_value(b
, value_id
);
252 switch (val
->value_type
) {
253 case vtn_value_type_undef
:
254 return vtn_undef_ssa_value(b
, val
->type
->type
);
256 case vtn_value_type_constant
:
257 return vtn_const_ssa_value(b
, val
->constant
, val
->const_type
);
259 case vtn_value_type_ssa
:
262 case vtn_value_type_pointer
:
263 vtn_assert(val
->pointer
->ptr_type
&& val
->pointer
->ptr_type
->type
);
264 struct vtn_ssa_value
*ssa
=
265 vtn_create_ssa_value(b
, val
->pointer
->ptr_type
->type
);
266 ssa
->def
= vtn_pointer_to_ssa(b
, val
->pointer
);
270 unreachable("Invalid type for an SSA value");
275 vtn_string_literal(struct vtn_builder
*b
, const uint32_t *words
,
276 unsigned word_count
, unsigned *words_used
)
278 char *dup
= ralloc_strndup(b
, (char *)words
, word_count
* sizeof(*words
));
280 /* Ammount of space taken by the string (including the null) */
281 unsigned len
= strlen(dup
) + 1;
282 *words_used
= DIV_ROUND_UP(len
, sizeof(*words
));
288 vtn_foreach_instruction(struct vtn_builder
*b
, const uint32_t *start
,
289 const uint32_t *end
, vtn_instruction_handler handler
)
295 const uint32_t *w
= start
;
297 SpvOp opcode
= w
[0] & SpvOpCodeMask
;
298 unsigned count
= w
[0] >> SpvWordCountShift
;
299 vtn_assert(count
>= 1 && w
+ count
<= end
);
301 b
->spirv_offset
= (uint8_t *)w
- (uint8_t *)b
->spirv
;
305 break; /* Do nothing */
308 b
->file
= vtn_value(b
, w
[1], vtn_value_type_string
)->str
;
320 if (!handler(b
, opcode
, w
, count
))
338 vtn_handle_extension(struct vtn_builder
*b
, SpvOp opcode
,
339 const uint32_t *w
, unsigned count
)
342 case SpvOpExtInstImport
: {
343 struct vtn_value
*val
= vtn_push_value(b
, w
[1], vtn_value_type_extension
);
344 if (strcmp((const char *)&w
[2], "GLSL.std.450") == 0) {
345 val
->ext_handler
= vtn_handle_glsl450_instruction
;
347 unreachable("Unsupported extension");
353 struct vtn_value
*val
= vtn_value(b
, w
[3], vtn_value_type_extension
);
354 bool handled
= val
->ext_handler(b
, w
[4], w
, count
);
360 unreachable("Unhandled opcode");
365 _foreach_decoration_helper(struct vtn_builder
*b
,
366 struct vtn_value
*base_value
,
368 struct vtn_value
*value
,
369 vtn_decoration_foreach_cb cb
, void *data
)
371 for (struct vtn_decoration
*dec
= value
->decoration
; dec
; dec
= dec
->next
) {
373 if (dec
->scope
== VTN_DEC_DECORATION
) {
374 member
= parent_member
;
375 } else if (dec
->scope
>= VTN_DEC_STRUCT_MEMBER0
) {
376 vtn_assert(parent_member
== -1);
377 member
= dec
->scope
- VTN_DEC_STRUCT_MEMBER0
;
379 /* Not a decoration */
384 vtn_assert(dec
->group
->value_type
== vtn_value_type_decoration_group
);
385 _foreach_decoration_helper(b
, base_value
, member
, dec
->group
,
388 cb(b
, base_value
, member
, dec
, data
);
393 /** Iterates (recursively if needed) over all of the decorations on a value
395 * This function iterates over all of the decorations applied to a given
396 * value. If it encounters a decoration group, it recurses into the group
397 * and iterates over all of those decorations as well.
400 vtn_foreach_decoration(struct vtn_builder
*b
, struct vtn_value
*value
,
401 vtn_decoration_foreach_cb cb
, void *data
)
403 _foreach_decoration_helper(b
, value
, -1, value
, cb
, data
);
407 vtn_foreach_execution_mode(struct vtn_builder
*b
, struct vtn_value
*value
,
408 vtn_execution_mode_foreach_cb cb
, void *data
)
410 for (struct vtn_decoration
*dec
= value
->decoration
; dec
; dec
= dec
->next
) {
411 if (dec
->scope
!= VTN_DEC_EXECUTION_MODE
)
414 vtn_assert(dec
->group
== NULL
);
415 cb(b
, value
, dec
, data
);
420 vtn_handle_decoration(struct vtn_builder
*b
, SpvOp opcode
,
421 const uint32_t *w
, unsigned count
)
423 const uint32_t *w_end
= w
+ count
;
424 const uint32_t target
= w
[1];
428 case SpvOpDecorationGroup
:
429 vtn_push_value(b
, target
, vtn_value_type_decoration_group
);
433 case SpvOpMemberDecorate
:
434 case SpvOpExecutionMode
: {
435 struct vtn_value
*val
= &b
->values
[target
];
437 struct vtn_decoration
*dec
= rzalloc(b
, struct vtn_decoration
);
440 dec
->scope
= VTN_DEC_DECORATION
;
442 case SpvOpMemberDecorate
:
443 dec
->scope
= VTN_DEC_STRUCT_MEMBER0
+ *(w
++);
445 case SpvOpExecutionMode
:
446 dec
->scope
= VTN_DEC_EXECUTION_MODE
;
449 unreachable("Invalid decoration opcode");
451 dec
->decoration
= *(w
++);
454 /* Link into the list */
455 dec
->next
= val
->decoration
;
456 val
->decoration
= dec
;
460 case SpvOpGroupMemberDecorate
:
461 case SpvOpGroupDecorate
: {
462 struct vtn_value
*group
=
463 vtn_value(b
, target
, vtn_value_type_decoration_group
);
465 for (; w
< w_end
; w
++) {
466 struct vtn_value
*val
= vtn_untyped_value(b
, *w
);
467 struct vtn_decoration
*dec
= rzalloc(b
, struct vtn_decoration
);
470 if (opcode
== SpvOpGroupDecorate
) {
471 dec
->scope
= VTN_DEC_DECORATION
;
473 dec
->scope
= VTN_DEC_STRUCT_MEMBER0
+ *(++w
);
476 /* Link into the list */
477 dec
->next
= val
->decoration
;
478 val
->decoration
= dec
;
484 unreachable("Unhandled opcode");
488 struct member_decoration_ctx
{
490 struct glsl_struct_field
*fields
;
491 struct vtn_type
*type
;
494 /* does a shallow copy of a vtn_type */
496 static struct vtn_type
*
497 vtn_type_copy(struct vtn_builder
*b
, struct vtn_type
*src
)
499 struct vtn_type
*dest
= ralloc(b
, struct vtn_type
);
502 switch (src
->base_type
) {
503 case vtn_base_type_void
:
504 case vtn_base_type_scalar
:
505 case vtn_base_type_vector
:
506 case vtn_base_type_matrix
:
507 case vtn_base_type_array
:
508 case vtn_base_type_pointer
:
509 case vtn_base_type_image
:
510 case vtn_base_type_sampler
:
511 /* Nothing more to do */
514 case vtn_base_type_struct
:
515 dest
->members
= ralloc_array(b
, struct vtn_type
*, src
->length
);
516 memcpy(dest
->members
, src
->members
,
517 src
->length
* sizeof(src
->members
[0]));
519 dest
->offsets
= ralloc_array(b
, unsigned, src
->length
);
520 memcpy(dest
->offsets
, src
->offsets
,
521 src
->length
* sizeof(src
->offsets
[0]));
524 case vtn_base_type_function
:
525 dest
->params
= ralloc_array(b
, struct vtn_type
*, src
->length
);
526 memcpy(dest
->params
, src
->params
, src
->length
* sizeof(src
->params
[0]));
533 static struct vtn_type
*
534 mutable_matrix_member(struct vtn_builder
*b
, struct vtn_type
*type
, int member
)
536 type
->members
[member
] = vtn_type_copy(b
, type
->members
[member
]);
537 type
= type
->members
[member
];
539 /* We may have an array of matrices.... Oh, joy! */
540 while (glsl_type_is_array(type
->type
)) {
541 type
->array_element
= vtn_type_copy(b
, type
->array_element
);
542 type
= type
->array_element
;
545 vtn_assert(glsl_type_is_matrix(type
->type
));
551 struct_member_decoration_cb(struct vtn_builder
*b
,
552 struct vtn_value
*val
, int member
,
553 const struct vtn_decoration
*dec
, void *void_ctx
)
555 struct member_decoration_ctx
*ctx
= void_ctx
;
560 vtn_assert(member
< ctx
->num_fields
);
562 switch (dec
->decoration
) {
563 case SpvDecorationNonWritable
:
564 case SpvDecorationNonReadable
:
565 case SpvDecorationRelaxedPrecision
:
566 case SpvDecorationVolatile
:
567 case SpvDecorationCoherent
:
568 case SpvDecorationUniform
:
569 break; /* FIXME: Do nothing with this for now. */
570 case SpvDecorationNoPerspective
:
571 ctx
->fields
[member
].interpolation
= INTERP_MODE_NOPERSPECTIVE
;
573 case SpvDecorationFlat
:
574 ctx
->fields
[member
].interpolation
= INTERP_MODE_FLAT
;
576 case SpvDecorationCentroid
:
577 ctx
->fields
[member
].centroid
= true;
579 case SpvDecorationSample
:
580 ctx
->fields
[member
].sample
= true;
582 case SpvDecorationStream
:
583 /* Vulkan only allows one GS stream */
584 vtn_assert(dec
->literals
[0] == 0);
586 case SpvDecorationLocation
:
587 ctx
->fields
[member
].location
= dec
->literals
[0];
589 case SpvDecorationComponent
:
590 break; /* FIXME: What should we do with these? */
591 case SpvDecorationBuiltIn
:
592 ctx
->type
->members
[member
] = vtn_type_copy(b
, ctx
->type
->members
[member
]);
593 ctx
->type
->members
[member
]->is_builtin
= true;
594 ctx
->type
->members
[member
]->builtin
= dec
->literals
[0];
595 ctx
->type
->builtin_block
= true;
597 case SpvDecorationOffset
:
598 ctx
->type
->offsets
[member
] = dec
->literals
[0];
600 case SpvDecorationMatrixStride
:
601 /* Handled as a second pass */
603 case SpvDecorationColMajor
:
604 break; /* Nothing to do here. Column-major is the default. */
605 case SpvDecorationRowMajor
:
606 mutable_matrix_member(b
, ctx
->type
, member
)->row_major
= true;
609 case SpvDecorationPatch
:
612 case SpvDecorationSpecId
:
613 case SpvDecorationBlock
:
614 case SpvDecorationBufferBlock
:
615 case SpvDecorationArrayStride
:
616 case SpvDecorationGLSLShared
:
617 case SpvDecorationGLSLPacked
:
618 case SpvDecorationInvariant
:
619 case SpvDecorationRestrict
:
620 case SpvDecorationAliased
:
621 case SpvDecorationConstant
:
622 case SpvDecorationIndex
:
623 case SpvDecorationBinding
:
624 case SpvDecorationDescriptorSet
:
625 case SpvDecorationLinkageAttributes
:
626 case SpvDecorationNoContraction
:
627 case SpvDecorationInputAttachmentIndex
:
628 vtn_warn("Decoration not allowed on struct members: %s",
629 spirv_decoration_to_string(dec
->decoration
));
632 case SpvDecorationXfbBuffer
:
633 case SpvDecorationXfbStride
:
634 vtn_warn("Vulkan does not have transform feedback");
637 case SpvDecorationCPacked
:
638 case SpvDecorationSaturatedConversion
:
639 case SpvDecorationFuncParamAttr
:
640 case SpvDecorationFPRoundingMode
:
641 case SpvDecorationFPFastMathMode
:
642 case SpvDecorationAlignment
:
643 vtn_warn("Decoration only allowed for CL-style kernels: %s",
644 spirv_decoration_to_string(dec
->decoration
));
648 unreachable("Unhandled decoration");
652 /* Matrix strides are handled as a separate pass because we need to know
653 * whether the matrix is row-major or not first.
656 struct_member_matrix_stride_cb(struct vtn_builder
*b
,
657 struct vtn_value
*val
, int member
,
658 const struct vtn_decoration
*dec
,
661 if (dec
->decoration
!= SpvDecorationMatrixStride
)
663 vtn_assert(member
>= 0);
665 struct member_decoration_ctx
*ctx
= void_ctx
;
667 struct vtn_type
*mat_type
= mutable_matrix_member(b
, ctx
->type
, member
);
668 if (mat_type
->row_major
) {
669 mat_type
->array_element
= vtn_type_copy(b
, mat_type
->array_element
);
670 mat_type
->stride
= mat_type
->array_element
->stride
;
671 mat_type
->array_element
->stride
= dec
->literals
[0];
673 vtn_assert(mat_type
->array_element
->stride
> 0);
674 mat_type
->stride
= dec
->literals
[0];
679 type_decoration_cb(struct vtn_builder
*b
,
680 struct vtn_value
*val
, int member
,
681 const struct vtn_decoration
*dec
, void *ctx
)
683 struct vtn_type
*type
= val
->type
;
688 switch (dec
->decoration
) {
689 case SpvDecorationArrayStride
:
690 vtn_assert(type
->base_type
== vtn_base_type_matrix
||
691 type
->base_type
== vtn_base_type_array
||
692 type
->base_type
== vtn_base_type_pointer
);
693 type
->stride
= dec
->literals
[0];
695 case SpvDecorationBlock
:
696 vtn_assert(type
->base_type
== vtn_base_type_struct
);
699 case SpvDecorationBufferBlock
:
700 vtn_assert(type
->base_type
== vtn_base_type_struct
);
701 type
->buffer_block
= true;
703 case SpvDecorationGLSLShared
:
704 case SpvDecorationGLSLPacked
:
705 /* Ignore these, since we get explicit offsets anyways */
708 case SpvDecorationRowMajor
:
709 case SpvDecorationColMajor
:
710 case SpvDecorationMatrixStride
:
711 case SpvDecorationBuiltIn
:
712 case SpvDecorationNoPerspective
:
713 case SpvDecorationFlat
:
714 case SpvDecorationPatch
:
715 case SpvDecorationCentroid
:
716 case SpvDecorationSample
:
717 case SpvDecorationVolatile
:
718 case SpvDecorationCoherent
:
719 case SpvDecorationNonWritable
:
720 case SpvDecorationNonReadable
:
721 case SpvDecorationUniform
:
722 case SpvDecorationStream
:
723 case SpvDecorationLocation
:
724 case SpvDecorationComponent
:
725 case SpvDecorationOffset
:
726 case SpvDecorationXfbBuffer
:
727 case SpvDecorationXfbStride
:
728 vtn_warn("Decoration only allowed for struct members: %s",
729 spirv_decoration_to_string(dec
->decoration
));
732 case SpvDecorationRelaxedPrecision
:
733 case SpvDecorationSpecId
:
734 case SpvDecorationInvariant
:
735 case SpvDecorationRestrict
:
736 case SpvDecorationAliased
:
737 case SpvDecorationConstant
:
738 case SpvDecorationIndex
:
739 case SpvDecorationBinding
:
740 case SpvDecorationDescriptorSet
:
741 case SpvDecorationLinkageAttributes
:
742 case SpvDecorationNoContraction
:
743 case SpvDecorationInputAttachmentIndex
:
744 vtn_warn("Decoration not allowed on types: %s",
745 spirv_decoration_to_string(dec
->decoration
));
748 case SpvDecorationCPacked
:
749 case SpvDecorationSaturatedConversion
:
750 case SpvDecorationFuncParamAttr
:
751 case SpvDecorationFPRoundingMode
:
752 case SpvDecorationFPFastMathMode
:
753 case SpvDecorationAlignment
:
754 vtn_warn("Decoration only allowed for CL-style kernels: %s",
755 spirv_decoration_to_string(dec
->decoration
));
759 unreachable("Unhandled decoration");
764 translate_image_format(SpvImageFormat format
)
767 case SpvImageFormatUnknown
: return 0; /* GL_NONE */
768 case SpvImageFormatRgba32f
: return 0x8814; /* GL_RGBA32F */
769 case SpvImageFormatRgba16f
: return 0x881A; /* GL_RGBA16F */
770 case SpvImageFormatR32f
: return 0x822E; /* GL_R32F */
771 case SpvImageFormatRgba8
: return 0x8058; /* GL_RGBA8 */
772 case SpvImageFormatRgba8Snorm
: return 0x8F97; /* GL_RGBA8_SNORM */
773 case SpvImageFormatRg32f
: return 0x8230; /* GL_RG32F */
774 case SpvImageFormatRg16f
: return 0x822F; /* GL_RG16F */
775 case SpvImageFormatR11fG11fB10f
: return 0x8C3A; /* GL_R11F_G11F_B10F */
776 case SpvImageFormatR16f
: return 0x822D; /* GL_R16F */
777 case SpvImageFormatRgba16
: return 0x805B; /* GL_RGBA16 */
778 case SpvImageFormatRgb10A2
: return 0x8059; /* GL_RGB10_A2 */
779 case SpvImageFormatRg16
: return 0x822C; /* GL_RG16 */
780 case SpvImageFormatRg8
: return 0x822B; /* GL_RG8 */
781 case SpvImageFormatR16
: return 0x822A; /* GL_R16 */
782 case SpvImageFormatR8
: return 0x8229; /* GL_R8 */
783 case SpvImageFormatRgba16Snorm
: return 0x8F9B; /* GL_RGBA16_SNORM */
784 case SpvImageFormatRg16Snorm
: return 0x8F99; /* GL_RG16_SNORM */
785 case SpvImageFormatRg8Snorm
: return 0x8F95; /* GL_RG8_SNORM */
786 case SpvImageFormatR16Snorm
: return 0x8F98; /* GL_R16_SNORM */
787 case SpvImageFormatR8Snorm
: return 0x8F94; /* GL_R8_SNORM */
788 case SpvImageFormatRgba32i
: return 0x8D82; /* GL_RGBA32I */
789 case SpvImageFormatRgba16i
: return 0x8D88; /* GL_RGBA16I */
790 case SpvImageFormatRgba8i
: return 0x8D8E; /* GL_RGBA8I */
791 case SpvImageFormatR32i
: return 0x8235; /* GL_R32I */
792 case SpvImageFormatRg32i
: return 0x823B; /* GL_RG32I */
793 case SpvImageFormatRg16i
: return 0x8239; /* GL_RG16I */
794 case SpvImageFormatRg8i
: return 0x8237; /* GL_RG8I */
795 case SpvImageFormatR16i
: return 0x8233; /* GL_R16I */
796 case SpvImageFormatR8i
: return 0x8231; /* GL_R8I */
797 case SpvImageFormatRgba32ui
: return 0x8D70; /* GL_RGBA32UI */
798 case SpvImageFormatRgba16ui
: return 0x8D76; /* GL_RGBA16UI */
799 case SpvImageFormatRgba8ui
: return 0x8D7C; /* GL_RGBA8UI */
800 case SpvImageFormatR32ui
: return 0x8236; /* GL_R32UI */
801 case SpvImageFormatRgb10a2ui
: return 0x906F; /* GL_RGB10_A2UI */
802 case SpvImageFormatRg32ui
: return 0x823C; /* GL_RG32UI */
803 case SpvImageFormatRg16ui
: return 0x823A; /* GL_RG16UI */
804 case SpvImageFormatRg8ui
: return 0x8238; /* GL_RG8UI */
805 case SpvImageFormatR16ui
: return 0x8234; /* GL_R16UI */
806 case SpvImageFormatR8ui
: return 0x8232; /* GL_R8UI */
808 unreachable("Invalid image format");
814 vtn_handle_type(struct vtn_builder
*b
, SpvOp opcode
,
815 const uint32_t *w
, unsigned count
)
817 struct vtn_value
*val
= vtn_push_value(b
, w
[1], vtn_value_type_type
);
819 val
->type
= rzalloc(b
, struct vtn_type
);
820 val
->type
->val
= val
;
824 val
->type
->base_type
= vtn_base_type_void
;
825 val
->type
->type
= glsl_void_type();
828 val
->type
->base_type
= vtn_base_type_scalar
;
829 val
->type
->type
= glsl_bool_type();
833 const bool signedness
= w
[3];
834 val
->type
->base_type
= vtn_base_type_scalar
;
836 val
->type
->type
= (signedness
? glsl_int64_t_type() : glsl_uint64_t_type());
838 val
->type
->type
= (signedness
? glsl_int_type() : glsl_uint_type());
841 case SpvOpTypeFloat
: {
843 val
->type
->base_type
= vtn_base_type_scalar
;
844 val
->type
->type
= bit_size
== 64 ? glsl_double_type() : glsl_float_type();
848 case SpvOpTypeVector
: {
849 struct vtn_type
*base
= vtn_value(b
, w
[2], vtn_value_type_type
)->type
;
850 unsigned elems
= w
[3];
852 vtn_assert(glsl_type_is_scalar(base
->type
));
853 val
->type
->base_type
= vtn_base_type_vector
;
854 val
->type
->type
= glsl_vector_type(glsl_get_base_type(base
->type
), elems
);
855 val
->type
->stride
= glsl_get_bit_size(base
->type
) / 8;
856 val
->type
->array_element
= base
;
860 case SpvOpTypeMatrix
: {
861 struct vtn_type
*base
= vtn_value(b
, w
[2], vtn_value_type_type
)->type
;
862 unsigned columns
= w
[3];
864 vtn_assert(glsl_type_is_vector(base
->type
));
865 val
->type
->base_type
= vtn_base_type_matrix
;
866 val
->type
->type
= glsl_matrix_type(glsl_get_base_type(base
->type
),
867 glsl_get_vector_elements(base
->type
),
869 vtn_assert(!glsl_type_is_error(val
->type
->type
));
870 val
->type
->length
= columns
;
871 val
->type
->array_element
= base
;
872 val
->type
->row_major
= false;
873 val
->type
->stride
= 0;
877 case SpvOpTypeRuntimeArray
:
878 case SpvOpTypeArray
: {
879 struct vtn_type
*array_element
=
880 vtn_value(b
, w
[2], vtn_value_type_type
)->type
;
882 if (opcode
== SpvOpTypeRuntimeArray
) {
883 /* A length of 0 is used to denote unsized arrays */
884 val
->type
->length
= 0;
887 vtn_value(b
, w
[3], vtn_value_type_constant
)->constant
->values
[0].u32
[0];
890 val
->type
->base_type
= vtn_base_type_array
;
891 val
->type
->type
= glsl_array_type(array_element
->type
, val
->type
->length
);
892 val
->type
->array_element
= array_element
;
893 val
->type
->stride
= 0;
897 case SpvOpTypeStruct
: {
898 unsigned num_fields
= count
- 2;
899 val
->type
->base_type
= vtn_base_type_struct
;
900 val
->type
->length
= num_fields
;
901 val
->type
->members
= ralloc_array(b
, struct vtn_type
*, num_fields
);
902 val
->type
->offsets
= ralloc_array(b
, unsigned, num_fields
);
904 NIR_VLA(struct glsl_struct_field
, fields
, count
);
905 for (unsigned i
= 0; i
< num_fields
; i
++) {
906 val
->type
->members
[i
] =
907 vtn_value(b
, w
[i
+ 2], vtn_value_type_type
)->type
;
908 fields
[i
] = (struct glsl_struct_field
) {
909 .type
= val
->type
->members
[i
]->type
,
910 .name
= ralloc_asprintf(b
, "field%d", i
),
915 struct member_decoration_ctx ctx
= {
916 .num_fields
= num_fields
,
921 vtn_foreach_decoration(b
, val
, struct_member_decoration_cb
, &ctx
);
922 vtn_foreach_decoration(b
, val
, struct_member_matrix_stride_cb
, &ctx
);
924 const char *name
= val
->name
? val
->name
: "struct";
926 val
->type
->type
= glsl_struct_type(fields
, num_fields
, name
);
930 case SpvOpTypeFunction
: {
931 val
->type
->base_type
= vtn_base_type_function
;
932 val
->type
->type
= NULL
;
934 val
->type
->return_type
= vtn_value(b
, w
[2], vtn_value_type_type
)->type
;
936 const unsigned num_params
= count
- 3;
937 val
->type
->length
= num_params
;
938 val
->type
->params
= ralloc_array(b
, struct vtn_type
*, num_params
);
939 for (unsigned i
= 0; i
< count
- 3; i
++) {
940 val
->type
->params
[i
] =
941 vtn_value(b
, w
[i
+ 3], vtn_value_type_type
)->type
;
946 case SpvOpTypePointer
: {
947 SpvStorageClass storage_class
= w
[2];
948 struct vtn_type
*deref_type
=
949 vtn_value(b
, w
[3], vtn_value_type_type
)->type
;
951 val
->type
->base_type
= vtn_base_type_pointer
;
952 val
->type
->storage_class
= storage_class
;
953 val
->type
->deref
= deref_type
;
955 if (storage_class
== SpvStorageClassUniform
||
956 storage_class
== SpvStorageClassStorageBuffer
) {
957 /* These can actually be stored to nir_variables and used as SSA
958 * values so they need a real glsl_type.
960 val
->type
->type
= glsl_vector_type(GLSL_TYPE_UINT
, 2);
965 case SpvOpTypeImage
: {
966 val
->type
->base_type
= vtn_base_type_image
;
968 const struct glsl_type
*sampled_type
=
969 vtn_value(b
, w
[2], vtn_value_type_type
)->type
->type
;
971 vtn_assert(glsl_type_is_vector_or_scalar(sampled_type
));
973 enum glsl_sampler_dim dim
;
974 switch ((SpvDim
)w
[3]) {
975 case SpvDim1D
: dim
= GLSL_SAMPLER_DIM_1D
; break;
976 case SpvDim2D
: dim
= GLSL_SAMPLER_DIM_2D
; break;
977 case SpvDim3D
: dim
= GLSL_SAMPLER_DIM_3D
; break;
978 case SpvDimCube
: dim
= GLSL_SAMPLER_DIM_CUBE
; break;
979 case SpvDimRect
: dim
= GLSL_SAMPLER_DIM_RECT
; break;
980 case SpvDimBuffer
: dim
= GLSL_SAMPLER_DIM_BUF
; break;
981 case SpvDimSubpassData
: dim
= GLSL_SAMPLER_DIM_SUBPASS
; break;
983 unreachable("Invalid SPIR-V Sampler dimension");
986 bool is_shadow
= w
[4];
987 bool is_array
= w
[5];
988 bool multisampled
= w
[6];
989 unsigned sampled
= w
[7];
990 SpvImageFormat format
= w
[8];
993 val
->type
->access_qualifier
= w
[9];
995 val
->type
->access_qualifier
= SpvAccessQualifierReadWrite
;
998 if (dim
== GLSL_SAMPLER_DIM_2D
)
999 dim
= GLSL_SAMPLER_DIM_MS
;
1000 else if (dim
== GLSL_SAMPLER_DIM_SUBPASS
)
1001 dim
= GLSL_SAMPLER_DIM_SUBPASS_MS
;
1003 unreachable("Unsupported multisampled image type");
1006 val
->type
->image_format
= translate_image_format(format
);
1009 val
->type
->sampled
= true;
1010 val
->type
->type
= glsl_sampler_type(dim
, is_shadow
, is_array
,
1011 glsl_get_base_type(sampled_type
));
1012 } else if (sampled
== 2) {
1013 vtn_assert(!is_shadow
);
1014 val
->type
->sampled
= false;
1015 val
->type
->type
= glsl_image_type(dim
, is_array
,
1016 glsl_get_base_type(sampled_type
));
1018 unreachable("We need to know if the image will be sampled");
1023 case SpvOpTypeSampledImage
:
1024 val
->type
= vtn_value(b
, w
[2], vtn_value_type_type
)->type
;
1027 case SpvOpTypeSampler
:
1028 /* The actual sampler type here doesn't really matter. It gets
1029 * thrown away the moment you combine it with an image. What really
1030 * matters is that it's a sampler type as opposed to an integer type
1031 * so the backend knows what to do.
1033 val
->type
->base_type
= vtn_base_type_sampler
;
1034 val
->type
->type
= glsl_bare_sampler_type();
1037 case SpvOpTypeOpaque
:
1038 case SpvOpTypeEvent
:
1039 case SpvOpTypeDeviceEvent
:
1040 case SpvOpTypeReserveId
:
1041 case SpvOpTypeQueue
:
1044 unreachable("Unhandled opcode");
1047 vtn_foreach_decoration(b
, val
, type_decoration_cb
, NULL
);
1050 static nir_constant
*
1051 vtn_null_constant(struct vtn_builder
*b
, const struct glsl_type
*type
)
1053 nir_constant
*c
= rzalloc(b
, nir_constant
);
1055 /* For pointers and other typeless things, we have to return something but
1056 * it doesn't matter what.
1061 switch (glsl_get_base_type(type
)) {
1063 case GLSL_TYPE_UINT
:
1064 case GLSL_TYPE_INT64
:
1065 case GLSL_TYPE_UINT64
:
1066 case GLSL_TYPE_BOOL
:
1067 case GLSL_TYPE_FLOAT
:
1068 case GLSL_TYPE_DOUBLE
:
1069 /* Nothing to do here. It's already initialized to zero */
1072 case GLSL_TYPE_ARRAY
:
1073 vtn_assert(glsl_get_length(type
) > 0);
1074 c
->num_elements
= glsl_get_length(type
);
1075 c
->elements
= ralloc_array(b
, nir_constant
*, c
->num_elements
);
1077 c
->elements
[0] = vtn_null_constant(b
, glsl_get_array_element(type
));
1078 for (unsigned i
= 1; i
< c
->num_elements
; i
++)
1079 c
->elements
[i
] = c
->elements
[0];
1082 case GLSL_TYPE_STRUCT
:
1083 c
->num_elements
= glsl_get_length(type
);
1084 c
->elements
= ralloc_array(b
, nir_constant
*, c
->num_elements
);
1086 for (unsigned i
= 0; i
< c
->num_elements
; i
++) {
1087 c
->elements
[i
] = vtn_null_constant(b
, glsl_get_struct_field(type
, i
));
1092 unreachable("Invalid type for null constant");
1099 spec_constant_decoration_cb(struct vtn_builder
*b
, struct vtn_value
*v
,
1100 int member
, const struct vtn_decoration
*dec
,
1103 vtn_assert(member
== -1);
1104 if (dec
->decoration
!= SpvDecorationSpecId
)
1107 struct spec_constant_value
*const_value
= data
;
1109 for (unsigned i
= 0; i
< b
->num_specializations
; i
++) {
1110 if (b
->specializations
[i
].id
== dec
->literals
[0]) {
1111 if (const_value
->is_double
)
1112 const_value
->data64
= b
->specializations
[i
].data64
;
1114 const_value
->data32
= b
->specializations
[i
].data32
;
1121 get_specialization(struct vtn_builder
*b
, struct vtn_value
*val
,
1122 uint32_t const_value
)
1124 struct spec_constant_value data
;
1125 data
.is_double
= false;
1126 data
.data32
= const_value
;
1127 vtn_foreach_decoration(b
, val
, spec_constant_decoration_cb
, &data
);
1132 get_specialization64(struct vtn_builder
*b
, struct vtn_value
*val
,
1133 uint64_t const_value
)
1135 struct spec_constant_value data
;
1136 data
.is_double
= true;
1137 data
.data64
= const_value
;
1138 vtn_foreach_decoration(b
, val
, spec_constant_decoration_cb
, &data
);
1143 handle_workgroup_size_decoration_cb(struct vtn_builder
*b
,
1144 struct vtn_value
*val
,
1146 const struct vtn_decoration
*dec
,
1149 vtn_assert(member
== -1);
1150 if (dec
->decoration
!= SpvDecorationBuiltIn
||
1151 dec
->literals
[0] != SpvBuiltInWorkgroupSize
)
1154 vtn_assert(val
->const_type
== glsl_vector_type(GLSL_TYPE_UINT
, 3));
1156 b
->shader
->info
.cs
.local_size
[0] = val
->constant
->values
[0].u32
[0];
1157 b
->shader
->info
.cs
.local_size
[1] = val
->constant
->values
[0].u32
[1];
1158 b
->shader
->info
.cs
.local_size
[2] = val
->constant
->values
[0].u32
[2];
1162 vtn_handle_constant(struct vtn_builder
*b
, SpvOp opcode
,
1163 const uint32_t *w
, unsigned count
)
1165 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_constant
);
1166 val
->const_type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
->type
;
1167 val
->constant
= rzalloc(b
, nir_constant
);
1169 case SpvOpConstantTrue
:
1170 vtn_assert(val
->const_type
== glsl_bool_type());
1171 val
->constant
->values
[0].u32
[0] = NIR_TRUE
;
1173 case SpvOpConstantFalse
:
1174 vtn_assert(val
->const_type
== glsl_bool_type());
1175 val
->constant
->values
[0].u32
[0] = NIR_FALSE
;
1178 case SpvOpSpecConstantTrue
:
1179 case SpvOpSpecConstantFalse
: {
1180 vtn_assert(val
->const_type
== glsl_bool_type());
1182 get_specialization(b
, val
, (opcode
== SpvOpSpecConstantTrue
));
1183 val
->constant
->values
[0].u32
[0] = int_val
? NIR_TRUE
: NIR_FALSE
;
1187 case SpvOpConstant
: {
1188 vtn_assert(glsl_type_is_scalar(val
->const_type
));
1189 int bit_size
= glsl_get_bit_size(val
->const_type
);
1190 if (bit_size
== 64) {
1191 val
->constant
->values
->u32
[0] = w
[3];
1192 val
->constant
->values
->u32
[1] = w
[4];
1194 vtn_assert(bit_size
== 32);
1195 val
->constant
->values
->u32
[0] = w
[3];
1199 case SpvOpSpecConstant
: {
1200 vtn_assert(glsl_type_is_scalar(val
->const_type
));
1201 val
->constant
->values
[0].u32
[0] = get_specialization(b
, val
, w
[3]);
1202 int bit_size
= glsl_get_bit_size(val
->const_type
);
1204 val
->constant
->values
[0].u64
[0] =
1205 get_specialization64(b
, val
, vtn_u64_literal(&w
[3]));
1207 val
->constant
->values
[0].u32
[0] = get_specialization(b
, val
, w
[3]);
1210 case SpvOpSpecConstantComposite
:
1211 case SpvOpConstantComposite
: {
1212 unsigned elem_count
= count
- 3;
1213 nir_constant
**elems
= ralloc_array(b
, nir_constant
*, elem_count
);
1214 for (unsigned i
= 0; i
< elem_count
; i
++)
1215 elems
[i
] = vtn_value(b
, w
[i
+ 3], vtn_value_type_constant
)->constant
;
1217 switch (glsl_get_base_type(val
->const_type
)) {
1218 case GLSL_TYPE_UINT
:
1220 case GLSL_TYPE_UINT64
:
1221 case GLSL_TYPE_INT64
:
1222 case GLSL_TYPE_FLOAT
:
1223 case GLSL_TYPE_BOOL
:
1224 case GLSL_TYPE_DOUBLE
: {
1225 int bit_size
= glsl_get_bit_size(val
->const_type
);
1226 if (glsl_type_is_matrix(val
->const_type
)) {
1227 vtn_assert(glsl_get_matrix_columns(val
->const_type
) == elem_count
);
1228 for (unsigned i
= 0; i
< elem_count
; i
++)
1229 val
->constant
->values
[i
] = elems
[i
]->values
[0];
1231 vtn_assert(glsl_type_is_vector(val
->const_type
));
1232 vtn_assert(glsl_get_vector_elements(val
->const_type
) == elem_count
);
1233 for (unsigned i
= 0; i
< elem_count
; i
++) {
1234 if (bit_size
== 64) {
1235 val
->constant
->values
[0].u64
[i
] = elems
[i
]->values
[0].u64
[0];
1237 vtn_assert(bit_size
== 32);
1238 val
->constant
->values
[0].u32
[i
] = elems
[i
]->values
[0].u32
[0];
1245 case GLSL_TYPE_STRUCT
:
1246 case GLSL_TYPE_ARRAY
:
1247 ralloc_steal(val
->constant
, elems
);
1248 val
->constant
->num_elements
= elem_count
;
1249 val
->constant
->elements
= elems
;
1253 unreachable("Unsupported type for constants");
1258 case SpvOpSpecConstantOp
: {
1259 SpvOp opcode
= get_specialization(b
, val
, w
[3]);
1261 case SpvOpVectorShuffle
: {
1262 struct vtn_value
*v0
= &b
->values
[w
[4]];
1263 struct vtn_value
*v1
= &b
->values
[w
[5]];
1265 vtn_assert(v0
->value_type
== vtn_value_type_constant
||
1266 v0
->value_type
== vtn_value_type_undef
);
1267 vtn_assert(v1
->value_type
== vtn_value_type_constant
||
1268 v1
->value_type
== vtn_value_type_undef
);
1270 unsigned len0
= v0
->value_type
== vtn_value_type_constant
?
1271 glsl_get_vector_elements(v0
->const_type
) :
1272 glsl_get_vector_elements(v0
->type
->type
);
1273 unsigned len1
= v1
->value_type
== vtn_value_type_constant
?
1274 glsl_get_vector_elements(v1
->const_type
) :
1275 glsl_get_vector_elements(v1
->type
->type
);
1277 vtn_assert(len0
+ len1
< 16);
1279 unsigned bit_size
= glsl_get_bit_size(val
->const_type
);
1280 unsigned bit_size0
= v0
->value_type
== vtn_value_type_constant
?
1281 glsl_get_bit_size(v0
->const_type
) :
1282 glsl_get_bit_size(v0
->type
->type
);
1283 unsigned bit_size1
= v1
->value_type
== vtn_value_type_constant
?
1284 glsl_get_bit_size(v1
->const_type
) :
1285 glsl_get_bit_size(v1
->type
->type
);
1287 vtn_assert(bit_size
== bit_size0
&& bit_size
== bit_size1
);
1288 (void)bit_size0
; (void)bit_size1
;
1290 if (bit_size
== 64) {
1292 if (v0
->value_type
== vtn_value_type_constant
) {
1293 for (unsigned i
= 0; i
< len0
; i
++)
1294 u64
[i
] = v0
->constant
->values
[0].u64
[i
];
1296 if (v1
->value_type
== vtn_value_type_constant
) {
1297 for (unsigned i
= 0; i
< len1
; i
++)
1298 u64
[len0
+ i
] = v1
->constant
->values
[0].u64
[i
];
1301 for (unsigned i
= 0, j
= 0; i
< count
- 6; i
++, j
++) {
1302 uint32_t comp
= w
[i
+ 6];
1303 /* If component is not used, set the value to a known constant
1304 * to detect if it is wrongly used.
1306 if (comp
== (uint32_t)-1)
1307 val
->constant
->values
[0].u64
[j
] = 0xdeadbeefdeadbeef;
1309 val
->constant
->values
[0].u64
[j
] = u64
[comp
];
1313 if (v0
->value_type
== vtn_value_type_constant
) {
1314 for (unsigned i
= 0; i
< len0
; i
++)
1315 u32
[i
] = v0
->constant
->values
[0].u32
[i
];
1317 if (v1
->value_type
== vtn_value_type_constant
) {
1318 for (unsigned i
= 0; i
< len1
; i
++)
1319 u32
[len0
+ i
] = v1
->constant
->values
[0].u32
[i
];
1322 for (unsigned i
= 0, j
= 0; i
< count
- 6; i
++, j
++) {
1323 uint32_t comp
= w
[i
+ 6];
1324 /* If component is not used, set the value to a known constant
1325 * to detect if it is wrongly used.
1327 if (comp
== (uint32_t)-1)
1328 val
->constant
->values
[0].u32
[j
] = 0xdeadbeef;
1330 val
->constant
->values
[0].u32
[j
] = u32
[comp
];
1336 case SpvOpCompositeExtract
:
1337 case SpvOpCompositeInsert
: {
1338 struct vtn_value
*comp
;
1339 unsigned deref_start
;
1340 struct nir_constant
**c
;
1341 if (opcode
== SpvOpCompositeExtract
) {
1342 comp
= vtn_value(b
, w
[4], vtn_value_type_constant
);
1344 c
= &comp
->constant
;
1346 comp
= vtn_value(b
, w
[5], vtn_value_type_constant
);
1348 val
->constant
= nir_constant_clone(comp
->constant
,
1355 const struct glsl_type
*type
= comp
->const_type
;
1356 for (unsigned i
= deref_start
; i
< count
; i
++) {
1357 switch (glsl_get_base_type(type
)) {
1358 case GLSL_TYPE_UINT
:
1360 case GLSL_TYPE_UINT64
:
1361 case GLSL_TYPE_INT64
:
1362 case GLSL_TYPE_FLOAT
:
1363 case GLSL_TYPE_DOUBLE
:
1364 case GLSL_TYPE_BOOL
:
1365 /* If we hit this granularity, we're picking off an element */
1366 if (glsl_type_is_matrix(type
)) {
1367 vtn_assert(col
== 0 && elem
== -1);
1370 type
= glsl_get_column_type(type
);
1372 vtn_assert(elem
<= 0 && glsl_type_is_vector(type
));
1374 type
= glsl_scalar_type(glsl_get_base_type(type
));
1378 case GLSL_TYPE_ARRAY
:
1379 c
= &(*c
)->elements
[w
[i
]];
1380 type
= glsl_get_array_element(type
);
1383 case GLSL_TYPE_STRUCT
:
1384 c
= &(*c
)->elements
[w
[i
]];
1385 type
= glsl_get_struct_field(type
, w
[i
]);
1389 unreachable("Invalid constant type");
1393 if (opcode
== SpvOpCompositeExtract
) {
1397 unsigned num_components
= glsl_get_vector_elements(type
);
1398 unsigned bit_size
= glsl_get_bit_size(type
);
1399 for (unsigned i
= 0; i
< num_components
; i
++)
1400 if (bit_size
== 64) {
1401 val
->constant
->values
[0].u64
[i
] = (*c
)->values
[col
].u64
[elem
+ i
];
1403 vtn_assert(bit_size
== 32);
1404 val
->constant
->values
[0].u32
[i
] = (*c
)->values
[col
].u32
[elem
+ i
];
1408 struct vtn_value
*insert
=
1409 vtn_value(b
, w
[4], vtn_value_type_constant
);
1410 vtn_assert(insert
->const_type
== type
);
1412 *c
= insert
->constant
;
1414 unsigned num_components
= glsl_get_vector_elements(type
);
1415 unsigned bit_size
= glsl_get_bit_size(type
);
1416 for (unsigned i
= 0; i
< num_components
; i
++)
1417 if (bit_size
== 64) {
1418 (*c
)->values
[col
].u64
[elem
+ i
] = insert
->constant
->values
[0].u64
[i
];
1420 vtn_assert(bit_size
== 32);
1421 (*c
)->values
[col
].u32
[elem
+ i
] = insert
->constant
->values
[0].u32
[i
];
1430 nir_alu_type dst_alu_type
= nir_get_nir_type_for_glsl_type(val
->const_type
);
1431 nir_alu_type src_alu_type
= dst_alu_type
;
1432 nir_op op
= vtn_nir_alu_op_for_spirv_opcode(opcode
, &swap
, src_alu_type
, dst_alu_type
);
1434 unsigned num_components
= glsl_get_vector_elements(val
->const_type
);
1436 glsl_get_bit_size(val
->const_type
);
1438 nir_const_value src
[4];
1439 vtn_assert(count
<= 7);
1440 for (unsigned i
= 0; i
< count
- 4; i
++) {
1442 vtn_value(b
, w
[4 + i
], vtn_value_type_constant
)->constant
;
1444 unsigned j
= swap
? 1 - i
: i
;
1445 vtn_assert(bit_size
== 32);
1446 src
[j
] = c
->values
[0];
1449 val
->constant
->values
[0] =
1450 nir_eval_const_opcode(op
, num_components
, bit_size
, src
);
1457 case SpvOpConstantNull
:
1458 val
->constant
= vtn_null_constant(b
, val
->const_type
);
1461 case SpvOpConstantSampler
:
1462 unreachable("OpConstantSampler requires Kernel Capability");
1466 unreachable("Unhandled opcode");
1469 /* Now that we have the value, update the workgroup size if needed */
1470 vtn_foreach_decoration(b
, val
, handle_workgroup_size_decoration_cb
, NULL
);
1474 vtn_handle_function_call(struct vtn_builder
*b
, SpvOp opcode
,
1475 const uint32_t *w
, unsigned count
)
1477 struct vtn_type
*res_type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
1478 struct vtn_function
*vtn_callee
=
1479 vtn_value(b
, w
[3], vtn_value_type_function
)->func
;
1480 struct nir_function
*callee
= vtn_callee
->impl
->function
;
1482 vtn_callee
->referenced
= true;
1484 nir_call_instr
*call
= nir_call_instr_create(b
->nb
.shader
, callee
);
1485 for (unsigned i
= 0; i
< call
->num_params
; i
++) {
1486 unsigned arg_id
= w
[4 + i
];
1487 struct vtn_value
*arg
= vtn_untyped_value(b
, arg_id
);
1488 if (arg
->value_type
== vtn_value_type_pointer
&&
1489 arg
->pointer
->ptr_type
->type
== NULL
) {
1490 nir_deref_var
*d
= vtn_pointer_to_deref(b
, arg
->pointer
);
1491 call
->params
[i
] = nir_deref_var_clone(d
, call
);
1493 struct vtn_ssa_value
*arg_ssa
= vtn_ssa_value(b
, arg_id
);
1495 /* Make a temporary to store the argument in */
1497 nir_local_variable_create(b
->nb
.impl
, arg_ssa
->type
, "arg_tmp");
1498 call
->params
[i
] = nir_deref_var_create(call
, tmp
);
1500 vtn_local_store(b
, arg_ssa
, call
->params
[i
]);
1504 nir_variable
*out_tmp
= NULL
;
1505 vtn_assert(res_type
->type
== callee
->return_type
);
1506 if (!glsl_type_is_void(callee
->return_type
)) {
1507 out_tmp
= nir_local_variable_create(b
->nb
.impl
, callee
->return_type
,
1509 call
->return_deref
= nir_deref_var_create(call
, out_tmp
);
1512 nir_builder_instr_insert(&b
->nb
, &call
->instr
);
1514 if (glsl_type_is_void(callee
->return_type
)) {
1515 vtn_push_value(b
, w
[2], vtn_value_type_undef
);
1517 vtn_push_ssa(b
, w
[2], res_type
, vtn_local_load(b
, call
->return_deref
));
1521 struct vtn_ssa_value
*
1522 vtn_create_ssa_value(struct vtn_builder
*b
, const struct glsl_type
*type
)
1524 struct vtn_ssa_value
*val
= rzalloc(b
, struct vtn_ssa_value
);
1527 if (!glsl_type_is_vector_or_scalar(type
)) {
1528 unsigned elems
= glsl_get_length(type
);
1529 val
->elems
= ralloc_array(b
, struct vtn_ssa_value
*, elems
);
1530 for (unsigned i
= 0; i
< elems
; i
++) {
1531 const struct glsl_type
*child_type
;
1533 switch (glsl_get_base_type(type
)) {
1535 case GLSL_TYPE_UINT
:
1536 case GLSL_TYPE_INT64
:
1537 case GLSL_TYPE_UINT64
:
1538 case GLSL_TYPE_BOOL
:
1539 case GLSL_TYPE_FLOAT
:
1540 case GLSL_TYPE_DOUBLE
:
1541 child_type
= glsl_get_column_type(type
);
1543 case GLSL_TYPE_ARRAY
:
1544 child_type
= glsl_get_array_element(type
);
1546 case GLSL_TYPE_STRUCT
:
1547 child_type
= glsl_get_struct_field(type
, i
);
1550 unreachable("unkown base type");
1553 val
->elems
[i
] = vtn_create_ssa_value(b
, child_type
);
1561 vtn_tex_src(struct vtn_builder
*b
, unsigned index
, nir_tex_src_type type
)
1564 src
.src
= nir_src_for_ssa(vtn_ssa_value(b
, index
)->def
);
1565 src
.src_type
= type
;
1570 vtn_handle_texture(struct vtn_builder
*b
, SpvOp opcode
,
1571 const uint32_t *w
, unsigned count
)
1573 if (opcode
== SpvOpSampledImage
) {
1574 struct vtn_value
*val
=
1575 vtn_push_value(b
, w
[2], vtn_value_type_sampled_image
);
1576 val
->sampled_image
= ralloc(b
, struct vtn_sampled_image
);
1577 val
->sampled_image
->type
=
1578 vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
1579 val
->sampled_image
->image
=
1580 vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
1581 val
->sampled_image
->sampler
=
1582 vtn_value(b
, w
[4], vtn_value_type_pointer
)->pointer
;
1584 } else if (opcode
== SpvOpImage
) {
1585 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_pointer
);
1586 struct vtn_value
*src_val
= vtn_untyped_value(b
, w
[3]);
1587 if (src_val
->value_type
== vtn_value_type_sampled_image
) {
1588 val
->pointer
= src_val
->sampled_image
->image
;
1590 vtn_assert(src_val
->value_type
== vtn_value_type_pointer
);
1591 val
->pointer
= src_val
->pointer
;
1596 struct vtn_type
*ret_type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
1597 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_ssa
);
1599 struct vtn_sampled_image sampled
;
1600 struct vtn_value
*sampled_val
= vtn_untyped_value(b
, w
[3]);
1601 if (sampled_val
->value_type
== vtn_value_type_sampled_image
) {
1602 sampled
= *sampled_val
->sampled_image
;
1604 vtn_assert(sampled_val
->value_type
== vtn_value_type_pointer
);
1605 sampled
.type
= sampled_val
->pointer
->type
;
1606 sampled
.image
= NULL
;
1607 sampled
.sampler
= sampled_val
->pointer
;
1610 const struct glsl_type
*image_type
= sampled
.type
->type
;
1611 const enum glsl_sampler_dim sampler_dim
= glsl_get_sampler_dim(image_type
);
1612 const bool is_array
= glsl_sampler_type_is_array(image_type
);
1613 const bool is_shadow
= glsl_sampler_type_is_shadow(image_type
);
1615 /* Figure out the base texture operation */
1618 case SpvOpImageSampleImplicitLod
:
1619 case SpvOpImageSampleDrefImplicitLod
:
1620 case SpvOpImageSampleProjImplicitLod
:
1621 case SpvOpImageSampleProjDrefImplicitLod
:
1622 texop
= nir_texop_tex
;
1625 case SpvOpImageSampleExplicitLod
:
1626 case SpvOpImageSampleDrefExplicitLod
:
1627 case SpvOpImageSampleProjExplicitLod
:
1628 case SpvOpImageSampleProjDrefExplicitLod
:
1629 texop
= nir_texop_txl
;
1632 case SpvOpImageFetch
:
1633 if (glsl_get_sampler_dim(image_type
) == GLSL_SAMPLER_DIM_MS
) {
1634 texop
= nir_texop_txf_ms
;
1636 texop
= nir_texop_txf
;
1640 case SpvOpImageGather
:
1641 case SpvOpImageDrefGather
:
1642 texop
= nir_texop_tg4
;
1645 case SpvOpImageQuerySizeLod
:
1646 case SpvOpImageQuerySize
:
1647 texop
= nir_texop_txs
;
1650 case SpvOpImageQueryLod
:
1651 texop
= nir_texop_lod
;
1654 case SpvOpImageQueryLevels
:
1655 texop
= nir_texop_query_levels
;
1658 case SpvOpImageQuerySamples
:
1659 texop
= nir_texop_texture_samples
;
1663 unreachable("Unhandled opcode");
1666 nir_tex_src srcs
[8]; /* 8 should be enough */
1667 nir_tex_src
*p
= srcs
;
1671 struct nir_ssa_def
*coord
;
1672 unsigned coord_components
;
1674 case SpvOpImageSampleImplicitLod
:
1675 case SpvOpImageSampleExplicitLod
:
1676 case SpvOpImageSampleDrefImplicitLod
:
1677 case SpvOpImageSampleDrefExplicitLod
:
1678 case SpvOpImageSampleProjImplicitLod
:
1679 case SpvOpImageSampleProjExplicitLod
:
1680 case SpvOpImageSampleProjDrefImplicitLod
:
1681 case SpvOpImageSampleProjDrefExplicitLod
:
1682 case SpvOpImageFetch
:
1683 case SpvOpImageGather
:
1684 case SpvOpImageDrefGather
:
1685 case SpvOpImageQueryLod
: {
1686 /* All these types have the coordinate as their first real argument */
1687 switch (sampler_dim
) {
1688 case GLSL_SAMPLER_DIM_1D
:
1689 case GLSL_SAMPLER_DIM_BUF
:
1690 coord_components
= 1;
1692 case GLSL_SAMPLER_DIM_2D
:
1693 case GLSL_SAMPLER_DIM_RECT
:
1694 case GLSL_SAMPLER_DIM_MS
:
1695 coord_components
= 2;
1697 case GLSL_SAMPLER_DIM_3D
:
1698 case GLSL_SAMPLER_DIM_CUBE
:
1699 coord_components
= 3;
1702 unreachable("Invalid sampler type");
1705 if (is_array
&& texop
!= nir_texop_lod
)
1708 coord
= vtn_ssa_value(b
, w
[idx
++])->def
;
1709 p
->src
= nir_src_for_ssa(nir_channels(&b
->nb
, coord
,
1710 (1 << coord_components
) - 1));
1711 p
->src_type
= nir_tex_src_coord
;
1718 coord_components
= 0;
1723 case SpvOpImageSampleProjImplicitLod
:
1724 case SpvOpImageSampleProjExplicitLod
:
1725 case SpvOpImageSampleProjDrefImplicitLod
:
1726 case SpvOpImageSampleProjDrefExplicitLod
:
1727 /* These have the projector as the last coordinate component */
1728 p
->src
= nir_src_for_ssa(nir_channel(&b
->nb
, coord
, coord_components
));
1729 p
->src_type
= nir_tex_src_projector
;
1737 unsigned gather_component
= 0;
1739 case SpvOpImageSampleDrefImplicitLod
:
1740 case SpvOpImageSampleDrefExplicitLod
:
1741 case SpvOpImageSampleProjDrefImplicitLod
:
1742 case SpvOpImageSampleProjDrefExplicitLod
:
1743 case SpvOpImageDrefGather
:
1744 /* These all have an explicit depth value as their next source */
1745 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_comparator
);
1748 case SpvOpImageGather
:
1749 /* This has a component as its next source */
1751 vtn_value(b
, w
[idx
++], vtn_value_type_constant
)->constant
->values
[0].u32
[0];
1758 /* For OpImageQuerySizeLod, we always have an LOD */
1759 if (opcode
== SpvOpImageQuerySizeLod
)
1760 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_lod
);
1762 /* Now we need to handle some number of optional arguments */
1763 const struct vtn_ssa_value
*gather_offsets
= NULL
;
1765 uint32_t operands
= w
[idx
++];
1767 if (operands
& SpvImageOperandsBiasMask
) {
1768 vtn_assert(texop
== nir_texop_tex
);
1769 texop
= nir_texop_txb
;
1770 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_bias
);
1773 if (operands
& SpvImageOperandsLodMask
) {
1774 vtn_assert(texop
== nir_texop_txl
|| texop
== nir_texop_txf
||
1775 texop
== nir_texop_txs
);
1776 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_lod
);
1779 if (operands
& SpvImageOperandsGradMask
) {
1780 vtn_assert(texop
== nir_texop_txl
);
1781 texop
= nir_texop_txd
;
1782 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_ddx
);
1783 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_ddy
);
1786 if (operands
& SpvImageOperandsOffsetMask
||
1787 operands
& SpvImageOperandsConstOffsetMask
)
1788 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_offset
);
1790 if (operands
& SpvImageOperandsConstOffsetsMask
) {
1791 gather_offsets
= vtn_ssa_value(b
, w
[idx
++]);
1792 (*p
++) = (nir_tex_src
){};
1795 if (operands
& SpvImageOperandsSampleMask
) {
1796 vtn_assert(texop
== nir_texop_txf_ms
);
1797 texop
= nir_texop_txf_ms
;
1798 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_ms_index
);
1801 /* We should have now consumed exactly all of the arguments */
1802 vtn_assert(idx
== count
);
1804 nir_tex_instr
*instr
= nir_tex_instr_create(b
->shader
, p
- srcs
);
1807 memcpy(instr
->src
, srcs
, instr
->num_srcs
* sizeof(*instr
->src
));
1809 instr
->coord_components
= coord_components
;
1810 instr
->sampler_dim
= sampler_dim
;
1811 instr
->is_array
= is_array
;
1812 instr
->is_shadow
= is_shadow
;
1813 instr
->is_new_style_shadow
=
1814 is_shadow
&& glsl_get_components(ret_type
->type
) == 1;
1815 instr
->component
= gather_component
;
1817 switch (glsl_get_sampler_result_type(image_type
)) {
1818 case GLSL_TYPE_FLOAT
: instr
->dest_type
= nir_type_float
; break;
1819 case GLSL_TYPE_INT
: instr
->dest_type
= nir_type_int
; break;
1820 case GLSL_TYPE_UINT
: instr
->dest_type
= nir_type_uint
; break;
1821 case GLSL_TYPE_BOOL
: instr
->dest_type
= nir_type_bool
; break;
1823 unreachable("Invalid base type for sampler result");
1826 nir_deref_var
*sampler
= vtn_pointer_to_deref(b
, sampled
.sampler
);
1827 nir_deref_var
*texture
;
1828 if (sampled
.image
) {
1829 nir_deref_var
*image
= vtn_pointer_to_deref(b
, sampled
.image
);
1835 instr
->texture
= nir_deref_var_clone(texture
, instr
);
1837 switch (instr
->op
) {
1843 /* These operations require a sampler */
1844 instr
->sampler
= nir_deref_var_clone(sampler
, instr
);
1847 case nir_texop_txf_ms
:
1850 case nir_texop_query_levels
:
1851 case nir_texop_texture_samples
:
1852 case nir_texop_samples_identical
:
1854 instr
->sampler
= NULL
;
1856 case nir_texop_txf_ms_mcs
:
1857 unreachable("unexpected nir_texop_txf_ms_mcs");
1860 nir_ssa_dest_init(&instr
->instr
, &instr
->dest
,
1861 nir_tex_instr_dest_size(instr
), 32, NULL
);
1863 vtn_assert(glsl_get_vector_elements(ret_type
->type
) ==
1864 nir_tex_instr_dest_size(instr
));
1867 nir_instr
*instruction
;
1868 if (gather_offsets
) {
1869 vtn_assert(glsl_get_base_type(gather_offsets
->type
) == GLSL_TYPE_ARRAY
);
1870 vtn_assert(glsl_get_length(gather_offsets
->type
) == 4);
1871 nir_tex_instr
*instrs
[4] = {instr
, NULL
, NULL
, NULL
};
1873 /* Copy the current instruction 4x */
1874 for (uint32_t i
= 1; i
< 4; i
++) {
1875 instrs
[i
] = nir_tex_instr_create(b
->shader
, instr
->num_srcs
);
1876 instrs
[i
]->op
= instr
->op
;
1877 instrs
[i
]->coord_components
= instr
->coord_components
;
1878 instrs
[i
]->sampler_dim
= instr
->sampler_dim
;
1879 instrs
[i
]->is_array
= instr
->is_array
;
1880 instrs
[i
]->is_shadow
= instr
->is_shadow
;
1881 instrs
[i
]->is_new_style_shadow
= instr
->is_new_style_shadow
;
1882 instrs
[i
]->component
= instr
->component
;
1883 instrs
[i
]->dest_type
= instr
->dest_type
;
1884 instrs
[i
]->texture
= nir_deref_var_clone(texture
, instrs
[i
]);
1885 instrs
[i
]->sampler
= NULL
;
1887 memcpy(instrs
[i
]->src
, srcs
, instr
->num_srcs
* sizeof(*instr
->src
));
1889 nir_ssa_dest_init(&instrs
[i
]->instr
, &instrs
[i
]->dest
,
1890 nir_tex_instr_dest_size(instr
), 32, NULL
);
1893 /* Fill in the last argument with the offset from the passed in offsets
1894 * and insert the instruction into the stream.
1896 for (uint32_t i
= 0; i
< 4; i
++) {
1898 src
.src
= nir_src_for_ssa(gather_offsets
->elems
[i
]->def
);
1899 src
.src_type
= nir_tex_src_offset
;
1900 instrs
[i
]->src
[instrs
[i
]->num_srcs
- 1] = src
;
1901 nir_builder_instr_insert(&b
->nb
, &instrs
[i
]->instr
);
1904 /* Combine the results of the 4 instructions by taking their .w
1907 nir_alu_instr
*vec4
= nir_alu_instr_create(b
->shader
, nir_op_vec4
);
1908 nir_ssa_dest_init(&vec4
->instr
, &vec4
->dest
.dest
, 4, 32, NULL
);
1909 vec4
->dest
.write_mask
= 0xf;
1910 for (uint32_t i
= 0; i
< 4; i
++) {
1911 vec4
->src
[i
].src
= nir_src_for_ssa(&instrs
[i
]->dest
.ssa
);
1912 vec4
->src
[i
].swizzle
[0] = 3;
1914 def
= &vec4
->dest
.dest
.ssa
;
1915 instruction
= &vec4
->instr
;
1917 def
= &instr
->dest
.ssa
;
1918 instruction
= &instr
->instr
;
1921 val
->ssa
= vtn_create_ssa_value(b
, ret_type
->type
);
1922 val
->ssa
->def
= def
;
1924 nir_builder_instr_insert(&b
->nb
, instruction
);
1928 fill_common_atomic_sources(struct vtn_builder
*b
, SpvOp opcode
,
1929 const uint32_t *w
, nir_src
*src
)
1932 case SpvOpAtomicIIncrement
:
1933 src
[0] = nir_src_for_ssa(nir_imm_int(&b
->nb
, 1));
1936 case SpvOpAtomicIDecrement
:
1937 src
[0] = nir_src_for_ssa(nir_imm_int(&b
->nb
, -1));
1940 case SpvOpAtomicISub
:
1942 nir_src_for_ssa(nir_ineg(&b
->nb
, vtn_ssa_value(b
, w
[6])->def
));
1945 case SpvOpAtomicCompareExchange
:
1946 src
[0] = nir_src_for_ssa(vtn_ssa_value(b
, w
[8])->def
);
1947 src
[1] = nir_src_for_ssa(vtn_ssa_value(b
, w
[7])->def
);
1950 case SpvOpAtomicExchange
:
1951 case SpvOpAtomicIAdd
:
1952 case SpvOpAtomicSMin
:
1953 case SpvOpAtomicUMin
:
1954 case SpvOpAtomicSMax
:
1955 case SpvOpAtomicUMax
:
1956 case SpvOpAtomicAnd
:
1958 case SpvOpAtomicXor
:
1959 src
[0] = nir_src_for_ssa(vtn_ssa_value(b
, w
[6])->def
);
1963 unreachable("Invalid SPIR-V atomic");
1967 static nir_ssa_def
*
1968 get_image_coord(struct vtn_builder
*b
, uint32_t value
)
1970 struct vtn_ssa_value
*coord
= vtn_ssa_value(b
, value
);
1972 /* The image_load_store intrinsics assume a 4-dim coordinate */
1973 unsigned dim
= glsl_get_vector_elements(coord
->type
);
1974 unsigned swizzle
[4];
1975 for (unsigned i
= 0; i
< 4; i
++)
1976 swizzle
[i
] = MIN2(i
, dim
- 1);
1978 return nir_swizzle(&b
->nb
, coord
->def
, swizzle
, 4, false);
1982 vtn_handle_image(struct vtn_builder
*b
, SpvOp opcode
,
1983 const uint32_t *w
, unsigned count
)
1985 /* Just get this one out of the way */
1986 if (opcode
== SpvOpImageTexelPointer
) {
1987 struct vtn_value
*val
=
1988 vtn_push_value(b
, w
[2], vtn_value_type_image_pointer
);
1989 val
->image
= ralloc(b
, struct vtn_image_pointer
);
1991 val
->image
->image
= vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
1992 val
->image
->coord
= get_image_coord(b
, w
[4]);
1993 val
->image
->sample
= vtn_ssa_value(b
, w
[5])->def
;
1997 struct vtn_image_pointer image
;
2000 case SpvOpAtomicExchange
:
2001 case SpvOpAtomicCompareExchange
:
2002 case SpvOpAtomicCompareExchangeWeak
:
2003 case SpvOpAtomicIIncrement
:
2004 case SpvOpAtomicIDecrement
:
2005 case SpvOpAtomicIAdd
:
2006 case SpvOpAtomicISub
:
2007 case SpvOpAtomicLoad
:
2008 case SpvOpAtomicSMin
:
2009 case SpvOpAtomicUMin
:
2010 case SpvOpAtomicSMax
:
2011 case SpvOpAtomicUMax
:
2012 case SpvOpAtomicAnd
:
2014 case SpvOpAtomicXor
:
2015 image
= *vtn_value(b
, w
[3], vtn_value_type_image_pointer
)->image
;
2018 case SpvOpAtomicStore
:
2019 image
= *vtn_value(b
, w
[1], vtn_value_type_image_pointer
)->image
;
2022 case SpvOpImageQuerySize
:
2023 image
.image
= vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
2025 image
.sample
= NULL
;
2028 case SpvOpImageRead
:
2029 image
.image
= vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
2030 image
.coord
= get_image_coord(b
, w
[4]);
2032 if (count
> 5 && (w
[5] & SpvImageOperandsSampleMask
)) {
2033 vtn_assert(w
[5] == SpvImageOperandsSampleMask
);
2034 image
.sample
= vtn_ssa_value(b
, w
[6])->def
;
2036 image
.sample
= nir_ssa_undef(&b
->nb
, 1, 32);
2040 case SpvOpImageWrite
:
2041 image
.image
= vtn_value(b
, w
[1], vtn_value_type_pointer
)->pointer
;
2042 image
.coord
= get_image_coord(b
, w
[2]);
2046 if (count
> 4 && (w
[4] & SpvImageOperandsSampleMask
)) {
2047 vtn_assert(w
[4] == SpvImageOperandsSampleMask
);
2048 image
.sample
= vtn_ssa_value(b
, w
[5])->def
;
2050 image
.sample
= nir_ssa_undef(&b
->nb
, 1, 32);
2055 unreachable("Invalid image opcode");
2058 nir_intrinsic_op op
;
2060 #define OP(S, N) case SpvOp##S: op = nir_intrinsic_image_##N; break;
2061 OP(ImageQuerySize
, size
)
2063 OP(ImageWrite
, store
)
2064 OP(AtomicLoad
, load
)
2065 OP(AtomicStore
, store
)
2066 OP(AtomicExchange
, atomic_exchange
)
2067 OP(AtomicCompareExchange
, atomic_comp_swap
)
2068 OP(AtomicIIncrement
, atomic_add
)
2069 OP(AtomicIDecrement
, atomic_add
)
2070 OP(AtomicIAdd
, atomic_add
)
2071 OP(AtomicISub
, atomic_add
)
2072 OP(AtomicSMin
, atomic_min
)
2073 OP(AtomicUMin
, atomic_min
)
2074 OP(AtomicSMax
, atomic_max
)
2075 OP(AtomicUMax
, atomic_max
)
2076 OP(AtomicAnd
, atomic_and
)
2077 OP(AtomicOr
, atomic_or
)
2078 OP(AtomicXor
, atomic_xor
)
2081 unreachable("Invalid image opcode");
2084 nir_intrinsic_instr
*intrin
= nir_intrinsic_instr_create(b
->shader
, op
);
2086 nir_deref_var
*image_deref
= vtn_pointer_to_deref(b
, image
.image
);
2087 intrin
->variables
[0] = nir_deref_var_clone(image_deref
, intrin
);
2089 /* ImageQuerySize doesn't take any extra parameters */
2090 if (opcode
!= SpvOpImageQuerySize
) {
2091 /* The image coordinate is always 4 components but we may not have that
2092 * many. Swizzle to compensate.
2095 for (unsigned i
= 0; i
< 4; i
++)
2096 swiz
[i
] = i
< image
.coord
->num_components
? i
: 0;
2097 intrin
->src
[0] = nir_src_for_ssa(nir_swizzle(&b
->nb
, image
.coord
,
2099 intrin
->src
[1] = nir_src_for_ssa(image
.sample
);
2103 case SpvOpAtomicLoad
:
2104 case SpvOpImageQuerySize
:
2105 case SpvOpImageRead
:
2107 case SpvOpAtomicStore
:
2108 intrin
->src
[2] = nir_src_for_ssa(vtn_ssa_value(b
, w
[4])->def
);
2110 case SpvOpImageWrite
:
2111 intrin
->src
[2] = nir_src_for_ssa(vtn_ssa_value(b
, w
[3])->def
);
2114 case SpvOpAtomicCompareExchange
:
2115 case SpvOpAtomicIIncrement
:
2116 case SpvOpAtomicIDecrement
:
2117 case SpvOpAtomicExchange
:
2118 case SpvOpAtomicIAdd
:
2119 case SpvOpAtomicISub
:
2120 case SpvOpAtomicSMin
:
2121 case SpvOpAtomicUMin
:
2122 case SpvOpAtomicSMax
:
2123 case SpvOpAtomicUMax
:
2124 case SpvOpAtomicAnd
:
2126 case SpvOpAtomicXor
:
2127 fill_common_atomic_sources(b
, opcode
, w
, &intrin
->src
[2]);
2131 unreachable("Invalid image opcode");
2134 if (opcode
!= SpvOpImageWrite
) {
2135 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_ssa
);
2136 struct vtn_type
*type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
2138 unsigned dest_components
=
2139 nir_intrinsic_infos
[intrin
->intrinsic
].dest_components
;
2140 if (intrin
->intrinsic
== nir_intrinsic_image_size
) {
2141 dest_components
= intrin
->num_components
=
2142 glsl_get_vector_elements(type
->type
);
2145 nir_ssa_dest_init(&intrin
->instr
, &intrin
->dest
,
2146 dest_components
, 32, NULL
);
2148 nir_builder_instr_insert(&b
->nb
, &intrin
->instr
);
2150 val
->ssa
= vtn_create_ssa_value(b
, type
->type
);
2151 val
->ssa
->def
= &intrin
->dest
.ssa
;
2153 nir_builder_instr_insert(&b
->nb
, &intrin
->instr
);
2157 static nir_intrinsic_op
2158 get_ssbo_nir_atomic_op(SpvOp opcode
)
2161 case SpvOpAtomicLoad
: return nir_intrinsic_load_ssbo
;
2162 case SpvOpAtomicStore
: return nir_intrinsic_store_ssbo
;
2163 #define OP(S, N) case SpvOp##S: return nir_intrinsic_ssbo_##N;
2164 OP(AtomicExchange
, atomic_exchange
)
2165 OP(AtomicCompareExchange
, atomic_comp_swap
)
2166 OP(AtomicIIncrement
, atomic_add
)
2167 OP(AtomicIDecrement
, atomic_add
)
2168 OP(AtomicIAdd
, atomic_add
)
2169 OP(AtomicISub
, atomic_add
)
2170 OP(AtomicSMin
, atomic_imin
)
2171 OP(AtomicUMin
, atomic_umin
)
2172 OP(AtomicSMax
, atomic_imax
)
2173 OP(AtomicUMax
, atomic_umax
)
2174 OP(AtomicAnd
, atomic_and
)
2175 OP(AtomicOr
, atomic_or
)
2176 OP(AtomicXor
, atomic_xor
)
2179 unreachable("Invalid SSBO atomic");
2183 static nir_intrinsic_op
2184 get_shared_nir_atomic_op(SpvOp opcode
)
2187 case SpvOpAtomicLoad
: return nir_intrinsic_load_var
;
2188 case SpvOpAtomicStore
: return nir_intrinsic_store_var
;
2189 #define OP(S, N) case SpvOp##S: return nir_intrinsic_var_##N;
2190 OP(AtomicExchange
, atomic_exchange
)
2191 OP(AtomicCompareExchange
, atomic_comp_swap
)
2192 OP(AtomicIIncrement
, atomic_add
)
2193 OP(AtomicIDecrement
, atomic_add
)
2194 OP(AtomicIAdd
, atomic_add
)
2195 OP(AtomicISub
, atomic_add
)
2196 OP(AtomicSMin
, atomic_imin
)
2197 OP(AtomicUMin
, atomic_umin
)
2198 OP(AtomicSMax
, atomic_imax
)
2199 OP(AtomicUMax
, atomic_umax
)
2200 OP(AtomicAnd
, atomic_and
)
2201 OP(AtomicOr
, atomic_or
)
2202 OP(AtomicXor
, atomic_xor
)
2205 unreachable("Invalid shared atomic");
2210 vtn_handle_ssbo_or_shared_atomic(struct vtn_builder
*b
, SpvOp opcode
,
2211 const uint32_t *w
, unsigned count
)
2213 struct vtn_pointer
*ptr
;
2214 nir_intrinsic_instr
*atomic
;
2217 case SpvOpAtomicLoad
:
2218 case SpvOpAtomicExchange
:
2219 case SpvOpAtomicCompareExchange
:
2220 case SpvOpAtomicCompareExchangeWeak
:
2221 case SpvOpAtomicIIncrement
:
2222 case SpvOpAtomicIDecrement
:
2223 case SpvOpAtomicIAdd
:
2224 case SpvOpAtomicISub
:
2225 case SpvOpAtomicSMin
:
2226 case SpvOpAtomicUMin
:
2227 case SpvOpAtomicSMax
:
2228 case SpvOpAtomicUMax
:
2229 case SpvOpAtomicAnd
:
2231 case SpvOpAtomicXor
:
2232 ptr
= vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
2235 case SpvOpAtomicStore
:
2236 ptr
= vtn_value(b
, w
[1], vtn_value_type_pointer
)->pointer
;
2240 unreachable("Invalid SPIR-V atomic");
2244 SpvScope scope = w[4];
2245 SpvMemorySemanticsMask semantics = w[5];
2248 if (ptr
->mode
== vtn_variable_mode_workgroup
) {
2249 nir_deref_var
*deref
= vtn_pointer_to_deref(b
, ptr
);
2250 const struct glsl_type
*deref_type
= nir_deref_tail(&deref
->deref
)->type
;
2251 nir_intrinsic_op op
= get_shared_nir_atomic_op(opcode
);
2252 atomic
= nir_intrinsic_instr_create(b
->nb
.shader
, op
);
2253 atomic
->variables
[0] = nir_deref_var_clone(deref
, atomic
);
2256 case SpvOpAtomicLoad
:
2257 atomic
->num_components
= glsl_get_vector_elements(deref_type
);
2260 case SpvOpAtomicStore
:
2261 atomic
->num_components
= glsl_get_vector_elements(deref_type
);
2262 nir_intrinsic_set_write_mask(atomic
, (1 << atomic
->num_components
) - 1);
2263 atomic
->src
[0] = nir_src_for_ssa(vtn_ssa_value(b
, w
[4])->def
);
2266 case SpvOpAtomicExchange
:
2267 case SpvOpAtomicCompareExchange
:
2268 case SpvOpAtomicCompareExchangeWeak
:
2269 case SpvOpAtomicIIncrement
:
2270 case SpvOpAtomicIDecrement
:
2271 case SpvOpAtomicIAdd
:
2272 case SpvOpAtomicISub
:
2273 case SpvOpAtomicSMin
:
2274 case SpvOpAtomicUMin
:
2275 case SpvOpAtomicSMax
:
2276 case SpvOpAtomicUMax
:
2277 case SpvOpAtomicAnd
:
2279 case SpvOpAtomicXor
:
2280 fill_common_atomic_sources(b
, opcode
, w
, &atomic
->src
[0]);
2284 unreachable("Invalid SPIR-V atomic");
2288 vtn_assert(ptr
->mode
== vtn_variable_mode_ssbo
);
2289 nir_ssa_def
*offset
, *index
;
2290 offset
= vtn_pointer_to_offset(b
, ptr
, &index
, NULL
);
2292 nir_intrinsic_op op
= get_ssbo_nir_atomic_op(opcode
);
2294 atomic
= nir_intrinsic_instr_create(b
->nb
.shader
, op
);
2297 case SpvOpAtomicLoad
:
2298 atomic
->num_components
= glsl_get_vector_elements(ptr
->type
->type
);
2299 atomic
->src
[0] = nir_src_for_ssa(index
);
2300 atomic
->src
[1] = nir_src_for_ssa(offset
);
2303 case SpvOpAtomicStore
:
2304 atomic
->num_components
= glsl_get_vector_elements(ptr
->type
->type
);
2305 nir_intrinsic_set_write_mask(atomic
, (1 << atomic
->num_components
) - 1);
2306 atomic
->src
[0] = nir_src_for_ssa(vtn_ssa_value(b
, w
[4])->def
);
2307 atomic
->src
[1] = nir_src_for_ssa(index
);
2308 atomic
->src
[2] = nir_src_for_ssa(offset
);
2311 case SpvOpAtomicExchange
:
2312 case SpvOpAtomicCompareExchange
:
2313 case SpvOpAtomicCompareExchangeWeak
:
2314 case SpvOpAtomicIIncrement
:
2315 case SpvOpAtomicIDecrement
:
2316 case SpvOpAtomicIAdd
:
2317 case SpvOpAtomicISub
:
2318 case SpvOpAtomicSMin
:
2319 case SpvOpAtomicUMin
:
2320 case SpvOpAtomicSMax
:
2321 case SpvOpAtomicUMax
:
2322 case SpvOpAtomicAnd
:
2324 case SpvOpAtomicXor
:
2325 atomic
->src
[0] = nir_src_for_ssa(index
);
2326 atomic
->src
[1] = nir_src_for_ssa(offset
);
2327 fill_common_atomic_sources(b
, opcode
, w
, &atomic
->src
[2]);
2331 unreachable("Invalid SPIR-V atomic");
2335 if (opcode
!= SpvOpAtomicStore
) {
2336 struct vtn_type
*type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
2338 nir_ssa_dest_init(&atomic
->instr
, &atomic
->dest
,
2339 glsl_get_vector_elements(type
->type
),
2340 glsl_get_bit_size(type
->type
), NULL
);
2342 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_ssa
);
2343 val
->ssa
= rzalloc(b
, struct vtn_ssa_value
);
2344 val
->ssa
->def
= &atomic
->dest
.ssa
;
2345 val
->ssa
->type
= type
->type
;
2348 nir_builder_instr_insert(&b
->nb
, &atomic
->instr
);
2351 static nir_alu_instr
*
2352 create_vec(nir_shader
*shader
, unsigned num_components
, unsigned bit_size
)
2355 switch (num_components
) {
2356 case 1: op
= nir_op_fmov
; break;
2357 case 2: op
= nir_op_vec2
; break;
2358 case 3: op
= nir_op_vec3
; break;
2359 case 4: op
= nir_op_vec4
; break;
2360 default: unreachable("bad vector size");
2363 nir_alu_instr
*vec
= nir_alu_instr_create(shader
, op
);
2364 nir_ssa_dest_init(&vec
->instr
, &vec
->dest
.dest
, num_components
,
2366 vec
->dest
.write_mask
= (1 << num_components
) - 1;
2371 struct vtn_ssa_value
*
2372 vtn_ssa_transpose(struct vtn_builder
*b
, struct vtn_ssa_value
*src
)
2374 if (src
->transposed
)
2375 return src
->transposed
;
2377 struct vtn_ssa_value
*dest
=
2378 vtn_create_ssa_value(b
, glsl_transposed_type(src
->type
));
2380 for (unsigned i
= 0; i
< glsl_get_matrix_columns(dest
->type
); i
++) {
2381 nir_alu_instr
*vec
= create_vec(b
->shader
,
2382 glsl_get_matrix_columns(src
->type
),
2383 glsl_get_bit_size(src
->type
));
2384 if (glsl_type_is_vector_or_scalar(src
->type
)) {
2385 vec
->src
[0].src
= nir_src_for_ssa(src
->def
);
2386 vec
->src
[0].swizzle
[0] = i
;
2388 for (unsigned j
= 0; j
< glsl_get_matrix_columns(src
->type
); j
++) {
2389 vec
->src
[j
].src
= nir_src_for_ssa(src
->elems
[j
]->def
);
2390 vec
->src
[j
].swizzle
[0] = i
;
2393 nir_builder_instr_insert(&b
->nb
, &vec
->instr
);
2394 dest
->elems
[i
]->def
= &vec
->dest
.dest
.ssa
;
2397 dest
->transposed
= src
;
2403 vtn_vector_extract(struct vtn_builder
*b
, nir_ssa_def
*src
, unsigned index
)
2405 unsigned swiz
[4] = { index
};
2406 return nir_swizzle(&b
->nb
, src
, swiz
, 1, true);
2410 vtn_vector_insert(struct vtn_builder
*b
, nir_ssa_def
*src
, nir_ssa_def
*insert
,
2413 nir_alu_instr
*vec
= create_vec(b
->shader
, src
->num_components
,
2416 for (unsigned i
= 0; i
< src
->num_components
; i
++) {
2418 vec
->src
[i
].src
= nir_src_for_ssa(insert
);
2420 vec
->src
[i
].src
= nir_src_for_ssa(src
);
2421 vec
->src
[i
].swizzle
[0] = i
;
2425 nir_builder_instr_insert(&b
->nb
, &vec
->instr
);
2427 return &vec
->dest
.dest
.ssa
;
2431 vtn_vector_extract_dynamic(struct vtn_builder
*b
, nir_ssa_def
*src
,
2434 nir_ssa_def
*dest
= vtn_vector_extract(b
, src
, 0);
2435 for (unsigned i
= 1; i
< src
->num_components
; i
++)
2436 dest
= nir_bcsel(&b
->nb
, nir_ieq(&b
->nb
, index
, nir_imm_int(&b
->nb
, i
)),
2437 vtn_vector_extract(b
, src
, i
), dest
);
2443 vtn_vector_insert_dynamic(struct vtn_builder
*b
, nir_ssa_def
*src
,
2444 nir_ssa_def
*insert
, nir_ssa_def
*index
)
2446 nir_ssa_def
*dest
= vtn_vector_insert(b
, src
, insert
, 0);
2447 for (unsigned i
= 1; i
< src
->num_components
; i
++)
2448 dest
= nir_bcsel(&b
->nb
, nir_ieq(&b
->nb
, index
, nir_imm_int(&b
->nb
, i
)),
2449 vtn_vector_insert(b
, src
, insert
, i
), dest
);
2454 static nir_ssa_def
*
2455 vtn_vector_shuffle(struct vtn_builder
*b
, unsigned num_components
,
2456 nir_ssa_def
*src0
, nir_ssa_def
*src1
,
2457 const uint32_t *indices
)
2459 nir_alu_instr
*vec
= create_vec(b
->shader
, num_components
, src0
->bit_size
);
2461 for (unsigned i
= 0; i
< num_components
; i
++) {
2462 uint32_t index
= indices
[i
];
2463 if (index
== 0xffffffff) {
2465 nir_src_for_ssa(nir_ssa_undef(&b
->nb
, 1, src0
->bit_size
));
2466 } else if (index
< src0
->num_components
) {
2467 vec
->src
[i
].src
= nir_src_for_ssa(src0
);
2468 vec
->src
[i
].swizzle
[0] = index
;
2470 vec
->src
[i
].src
= nir_src_for_ssa(src1
);
2471 vec
->src
[i
].swizzle
[0] = index
- src0
->num_components
;
2475 nir_builder_instr_insert(&b
->nb
, &vec
->instr
);
2477 return &vec
->dest
.dest
.ssa
;
2481 * Concatentates a number of vectors/scalars together to produce a vector
2483 static nir_ssa_def
*
2484 vtn_vector_construct(struct vtn_builder
*b
, unsigned num_components
,
2485 unsigned num_srcs
, nir_ssa_def
**srcs
)
2487 nir_alu_instr
*vec
= create_vec(b
->shader
, num_components
,
2490 /* From the SPIR-V 1.1 spec for OpCompositeConstruct:
2492 * "When constructing a vector, there must be at least two Constituent
2495 vtn_assert(num_srcs
>= 2);
2497 unsigned dest_idx
= 0;
2498 for (unsigned i
= 0; i
< num_srcs
; i
++) {
2499 nir_ssa_def
*src
= srcs
[i
];
2500 vtn_assert(dest_idx
+ src
->num_components
<= num_components
);
2501 for (unsigned j
= 0; j
< src
->num_components
; j
++) {
2502 vec
->src
[dest_idx
].src
= nir_src_for_ssa(src
);
2503 vec
->src
[dest_idx
].swizzle
[0] = j
;
2508 /* From the SPIR-V 1.1 spec for OpCompositeConstruct:
2510 * "When constructing a vector, the total number of components in all
2511 * the operands must equal the number of components in Result Type."
2513 vtn_assert(dest_idx
== num_components
);
2515 nir_builder_instr_insert(&b
->nb
, &vec
->instr
);
2517 return &vec
->dest
.dest
.ssa
;
2520 static struct vtn_ssa_value
*
2521 vtn_composite_copy(void *mem_ctx
, struct vtn_ssa_value
*src
)
2523 struct vtn_ssa_value
*dest
= rzalloc(mem_ctx
, struct vtn_ssa_value
);
2524 dest
->type
= src
->type
;
2526 if (glsl_type_is_vector_or_scalar(src
->type
)) {
2527 dest
->def
= src
->def
;
2529 unsigned elems
= glsl_get_length(src
->type
);
2531 dest
->elems
= ralloc_array(mem_ctx
, struct vtn_ssa_value
*, elems
);
2532 for (unsigned i
= 0; i
< elems
; i
++)
2533 dest
->elems
[i
] = vtn_composite_copy(mem_ctx
, src
->elems
[i
]);
2539 static struct vtn_ssa_value
*
2540 vtn_composite_insert(struct vtn_builder
*b
, struct vtn_ssa_value
*src
,
2541 struct vtn_ssa_value
*insert
, const uint32_t *indices
,
2542 unsigned num_indices
)
2544 struct vtn_ssa_value
*dest
= vtn_composite_copy(b
, src
);
2546 struct vtn_ssa_value
*cur
= dest
;
2548 for (i
= 0; i
< num_indices
- 1; i
++) {
2549 cur
= cur
->elems
[indices
[i
]];
2552 if (glsl_type_is_vector_or_scalar(cur
->type
)) {
2553 /* According to the SPIR-V spec, OpCompositeInsert may work down to
2554 * the component granularity. In that case, the last index will be
2555 * the index to insert the scalar into the vector.
2558 cur
->def
= vtn_vector_insert(b
, cur
->def
, insert
->def
, indices
[i
]);
2560 cur
->elems
[indices
[i
]] = insert
;
2566 static struct vtn_ssa_value
*
2567 vtn_composite_extract(struct vtn_builder
*b
, struct vtn_ssa_value
*src
,
2568 const uint32_t *indices
, unsigned num_indices
)
2570 struct vtn_ssa_value
*cur
= src
;
2571 for (unsigned i
= 0; i
< num_indices
; i
++) {
2572 if (glsl_type_is_vector_or_scalar(cur
->type
)) {
2573 vtn_assert(i
== num_indices
- 1);
2574 /* According to the SPIR-V spec, OpCompositeExtract may work down to
2575 * the component granularity. The last index will be the index of the
2576 * vector to extract.
2579 struct vtn_ssa_value
*ret
= rzalloc(b
, struct vtn_ssa_value
);
2580 ret
->type
= glsl_scalar_type(glsl_get_base_type(cur
->type
));
2581 ret
->def
= vtn_vector_extract(b
, cur
->def
, indices
[i
]);
2584 cur
= cur
->elems
[indices
[i
]];
2592 vtn_handle_composite(struct vtn_builder
*b
, SpvOp opcode
,
2593 const uint32_t *w
, unsigned count
)
2595 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_ssa
);
2596 const struct glsl_type
*type
=
2597 vtn_value(b
, w
[1], vtn_value_type_type
)->type
->type
;
2598 val
->ssa
= vtn_create_ssa_value(b
, type
);
2601 case SpvOpVectorExtractDynamic
:
2602 val
->ssa
->def
= vtn_vector_extract_dynamic(b
, vtn_ssa_value(b
, w
[3])->def
,
2603 vtn_ssa_value(b
, w
[4])->def
);
2606 case SpvOpVectorInsertDynamic
:
2607 val
->ssa
->def
= vtn_vector_insert_dynamic(b
, vtn_ssa_value(b
, w
[3])->def
,
2608 vtn_ssa_value(b
, w
[4])->def
,
2609 vtn_ssa_value(b
, w
[5])->def
);
2612 case SpvOpVectorShuffle
:
2613 val
->ssa
->def
= vtn_vector_shuffle(b
, glsl_get_vector_elements(type
),
2614 vtn_ssa_value(b
, w
[3])->def
,
2615 vtn_ssa_value(b
, w
[4])->def
,
2619 case SpvOpCompositeConstruct
: {
2620 unsigned elems
= count
- 3;
2621 if (glsl_type_is_vector_or_scalar(type
)) {
2622 nir_ssa_def
*srcs
[4];
2623 for (unsigned i
= 0; i
< elems
; i
++)
2624 srcs
[i
] = vtn_ssa_value(b
, w
[3 + i
])->def
;
2626 vtn_vector_construct(b
, glsl_get_vector_elements(type
),
2629 val
->ssa
->elems
= ralloc_array(b
, struct vtn_ssa_value
*, elems
);
2630 for (unsigned i
= 0; i
< elems
; i
++)
2631 val
->ssa
->elems
[i
] = vtn_ssa_value(b
, w
[3 + i
]);
2635 case SpvOpCompositeExtract
:
2636 val
->ssa
= vtn_composite_extract(b
, vtn_ssa_value(b
, w
[3]),
2640 case SpvOpCompositeInsert
:
2641 val
->ssa
= vtn_composite_insert(b
, vtn_ssa_value(b
, w
[4]),
2642 vtn_ssa_value(b
, w
[3]),
2646 case SpvOpCopyObject
:
2647 val
->ssa
= vtn_composite_copy(b
, vtn_ssa_value(b
, w
[3]));
2651 unreachable("unknown composite operation");
2656 vtn_handle_barrier(struct vtn_builder
*b
, SpvOp opcode
,
2657 const uint32_t *w
, unsigned count
)
2659 nir_intrinsic_op intrinsic_op
;
2661 case SpvOpEmitVertex
:
2662 case SpvOpEmitStreamVertex
:
2663 intrinsic_op
= nir_intrinsic_emit_vertex
;
2665 case SpvOpEndPrimitive
:
2666 case SpvOpEndStreamPrimitive
:
2667 intrinsic_op
= nir_intrinsic_end_primitive
;
2669 case SpvOpMemoryBarrier
:
2670 intrinsic_op
= nir_intrinsic_memory_barrier
;
2672 case SpvOpControlBarrier
:
2673 intrinsic_op
= nir_intrinsic_barrier
;
2676 unreachable("unknown barrier instruction");
2679 nir_intrinsic_instr
*intrin
=
2680 nir_intrinsic_instr_create(b
->shader
, intrinsic_op
);
2682 if (opcode
== SpvOpEmitStreamVertex
|| opcode
== SpvOpEndStreamPrimitive
)
2683 nir_intrinsic_set_stream_id(intrin
, w
[1]);
2685 nir_builder_instr_insert(&b
->nb
, &intrin
->instr
);
2689 gl_primitive_from_spv_execution_mode(SpvExecutionMode mode
)
2692 case SpvExecutionModeInputPoints
:
2693 case SpvExecutionModeOutputPoints
:
2694 return 0; /* GL_POINTS */
2695 case SpvExecutionModeInputLines
:
2696 return 1; /* GL_LINES */
2697 case SpvExecutionModeInputLinesAdjacency
:
2698 return 0x000A; /* GL_LINE_STRIP_ADJACENCY_ARB */
2699 case SpvExecutionModeTriangles
:
2700 return 4; /* GL_TRIANGLES */
2701 case SpvExecutionModeInputTrianglesAdjacency
:
2702 return 0x000C; /* GL_TRIANGLES_ADJACENCY_ARB */
2703 case SpvExecutionModeQuads
:
2704 return 7; /* GL_QUADS */
2705 case SpvExecutionModeIsolines
:
2706 return 0x8E7A; /* GL_ISOLINES */
2707 case SpvExecutionModeOutputLineStrip
:
2708 return 3; /* GL_LINE_STRIP */
2709 case SpvExecutionModeOutputTriangleStrip
:
2710 return 5; /* GL_TRIANGLE_STRIP */
2712 unreachable("Invalid primitive type");
2718 vertices_in_from_spv_execution_mode(SpvExecutionMode mode
)
2721 case SpvExecutionModeInputPoints
:
2723 case SpvExecutionModeInputLines
:
2725 case SpvExecutionModeInputLinesAdjacency
:
2727 case SpvExecutionModeTriangles
:
2729 case SpvExecutionModeInputTrianglesAdjacency
:
2732 unreachable("Invalid GS input mode");
2737 static gl_shader_stage
2738 stage_for_execution_model(SpvExecutionModel model
)
2741 case SpvExecutionModelVertex
:
2742 return MESA_SHADER_VERTEX
;
2743 case SpvExecutionModelTessellationControl
:
2744 return MESA_SHADER_TESS_CTRL
;
2745 case SpvExecutionModelTessellationEvaluation
:
2746 return MESA_SHADER_TESS_EVAL
;
2747 case SpvExecutionModelGeometry
:
2748 return MESA_SHADER_GEOMETRY
;
2749 case SpvExecutionModelFragment
:
2750 return MESA_SHADER_FRAGMENT
;
2751 case SpvExecutionModelGLCompute
:
2752 return MESA_SHADER_COMPUTE
;
2754 unreachable("Unsupported execution model");
2758 #define spv_check_supported(name, cap) do { \
2759 if (!(b->options && b->options->caps.name)) \
2760 vtn_warn("Unsupported SPIR-V capability: %s", \
2761 spirv_capability_to_string(cap)); \
2765 vtn_handle_preamble_instruction(struct vtn_builder
*b
, SpvOp opcode
,
2766 const uint32_t *w
, unsigned count
)
2773 case SpvSourceLanguageUnknown
: lang
= "unknown"; break;
2774 case SpvSourceLanguageESSL
: lang
= "ESSL"; break;
2775 case SpvSourceLanguageGLSL
: lang
= "GLSL"; break;
2776 case SpvSourceLanguageOpenCL_C
: lang
= "OpenCL C"; break;
2777 case SpvSourceLanguageOpenCL_CPP
: lang
= "OpenCL C++"; break;
2778 case SpvSourceLanguageHLSL
: lang
= "HLSL"; break;
2781 uint32_t version
= w
[2];
2784 (count
> 3) ? vtn_value(b
, w
[3], vtn_value_type_string
)->str
: "";
2786 vtn_info("Parsing SPIR-V from %s %u source file %s", lang
, version
, file
);
2790 case SpvOpSourceExtension
:
2791 case SpvOpSourceContinued
:
2792 case SpvOpExtension
:
2793 /* Unhandled, but these are for debug so that's ok. */
2796 case SpvOpCapability
: {
2797 SpvCapability cap
= w
[1];
2799 case SpvCapabilityMatrix
:
2800 case SpvCapabilityShader
:
2801 case SpvCapabilityGeometry
:
2802 case SpvCapabilityGeometryPointSize
:
2803 case SpvCapabilityUniformBufferArrayDynamicIndexing
:
2804 case SpvCapabilitySampledImageArrayDynamicIndexing
:
2805 case SpvCapabilityStorageBufferArrayDynamicIndexing
:
2806 case SpvCapabilityStorageImageArrayDynamicIndexing
:
2807 case SpvCapabilityImageRect
:
2808 case SpvCapabilitySampledRect
:
2809 case SpvCapabilitySampled1D
:
2810 case SpvCapabilityImage1D
:
2811 case SpvCapabilitySampledCubeArray
:
2812 case SpvCapabilityImageCubeArray
:
2813 case SpvCapabilitySampledBuffer
:
2814 case SpvCapabilityImageBuffer
:
2815 case SpvCapabilityImageQuery
:
2816 case SpvCapabilityDerivativeControl
:
2817 case SpvCapabilityInterpolationFunction
:
2818 case SpvCapabilityMultiViewport
:
2819 case SpvCapabilitySampleRateShading
:
2820 case SpvCapabilityClipDistance
:
2821 case SpvCapabilityCullDistance
:
2822 case SpvCapabilityInputAttachment
:
2823 case SpvCapabilityImageGatherExtended
:
2824 case SpvCapabilityStorageImageExtendedFormats
:
2827 case SpvCapabilityGeometryStreams
:
2828 case SpvCapabilityLinkage
:
2829 case SpvCapabilityVector16
:
2830 case SpvCapabilityFloat16Buffer
:
2831 case SpvCapabilityFloat16
:
2832 case SpvCapabilityInt64Atomics
:
2833 case SpvCapabilityAtomicStorage
:
2834 case SpvCapabilityInt16
:
2835 case SpvCapabilityStorageImageMultisample
:
2836 case SpvCapabilityInt8
:
2837 case SpvCapabilitySparseResidency
:
2838 case SpvCapabilityMinLod
:
2839 case SpvCapabilityTransformFeedback
:
2840 vtn_warn("Unsupported SPIR-V capability: %s",
2841 spirv_capability_to_string(cap
));
2844 case SpvCapabilityFloat64
:
2845 spv_check_supported(float64
, cap
);
2847 case SpvCapabilityInt64
:
2848 spv_check_supported(int64
, cap
);
2851 case SpvCapabilityAddresses
:
2852 case SpvCapabilityKernel
:
2853 case SpvCapabilityImageBasic
:
2854 case SpvCapabilityImageReadWrite
:
2855 case SpvCapabilityImageMipmap
:
2856 case SpvCapabilityPipes
:
2857 case SpvCapabilityGroups
:
2858 case SpvCapabilityDeviceEnqueue
:
2859 case SpvCapabilityLiteralSampler
:
2860 case SpvCapabilityGenericPointer
:
2861 vtn_warn("Unsupported OpenCL-style SPIR-V capability: %s",
2862 spirv_capability_to_string(cap
));
2865 case SpvCapabilityImageMSArray
:
2866 spv_check_supported(image_ms_array
, cap
);
2869 case SpvCapabilityTessellation
:
2870 case SpvCapabilityTessellationPointSize
:
2871 spv_check_supported(tessellation
, cap
);
2874 case SpvCapabilityDrawParameters
:
2875 spv_check_supported(draw_parameters
, cap
);
2878 case SpvCapabilityStorageImageReadWithoutFormat
:
2879 spv_check_supported(image_read_without_format
, cap
);
2882 case SpvCapabilityStorageImageWriteWithoutFormat
:
2883 spv_check_supported(image_write_without_format
, cap
);
2886 case SpvCapabilityMultiView
:
2887 spv_check_supported(multiview
, cap
);
2890 case SpvCapabilityVariablePointersStorageBuffer
:
2891 case SpvCapabilityVariablePointers
:
2892 spv_check_supported(variable_pointers
, cap
);
2896 unreachable("Unhandled capability");
2901 case SpvOpExtInstImport
:
2902 vtn_handle_extension(b
, opcode
, w
, count
);
2905 case SpvOpMemoryModel
:
2906 vtn_assert(w
[1] == SpvAddressingModelLogical
);
2907 vtn_assert(w
[2] == SpvMemoryModelSimple
||
2908 w
[2] == SpvMemoryModelGLSL450
);
2911 case SpvOpEntryPoint
: {
2912 struct vtn_value
*entry_point
= &b
->values
[w
[2]];
2913 /* Let this be a name label regardless */
2914 unsigned name_words
;
2915 entry_point
->name
= vtn_string_literal(b
, &w
[3], count
- 3, &name_words
);
2917 if (strcmp(entry_point
->name
, b
->entry_point_name
) != 0 ||
2918 stage_for_execution_model(w
[1]) != b
->entry_point_stage
)
2921 vtn_assert(b
->entry_point
== NULL
);
2922 b
->entry_point
= entry_point
;
2927 vtn_push_value(b
, w
[1], vtn_value_type_string
)->str
=
2928 vtn_string_literal(b
, &w
[2], count
- 2, NULL
);
2932 b
->values
[w
[1]].name
= vtn_string_literal(b
, &w
[2], count
- 2, NULL
);
2935 case SpvOpMemberName
:
2939 case SpvOpExecutionMode
:
2940 case SpvOpDecorationGroup
:
2942 case SpvOpMemberDecorate
:
2943 case SpvOpGroupDecorate
:
2944 case SpvOpGroupMemberDecorate
:
2945 vtn_handle_decoration(b
, opcode
, w
, count
);
2949 return false; /* End of preamble */
2956 vtn_handle_execution_mode(struct vtn_builder
*b
, struct vtn_value
*entry_point
,
2957 const struct vtn_decoration
*mode
, void *data
)
2959 vtn_assert(b
->entry_point
== entry_point
);
2961 switch(mode
->exec_mode
) {
2962 case SpvExecutionModeOriginUpperLeft
:
2963 case SpvExecutionModeOriginLowerLeft
:
2964 b
->origin_upper_left
=
2965 (mode
->exec_mode
== SpvExecutionModeOriginUpperLeft
);
2968 case SpvExecutionModeEarlyFragmentTests
:
2969 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_FRAGMENT
);
2970 b
->shader
->info
.fs
.early_fragment_tests
= true;
2973 case SpvExecutionModeInvocations
:
2974 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_GEOMETRY
);
2975 b
->shader
->info
.gs
.invocations
= MAX2(1, mode
->literals
[0]);
2978 case SpvExecutionModeDepthReplacing
:
2979 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_FRAGMENT
);
2980 b
->shader
->info
.fs
.depth_layout
= FRAG_DEPTH_LAYOUT_ANY
;
2982 case SpvExecutionModeDepthGreater
:
2983 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_FRAGMENT
);
2984 b
->shader
->info
.fs
.depth_layout
= FRAG_DEPTH_LAYOUT_GREATER
;
2986 case SpvExecutionModeDepthLess
:
2987 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_FRAGMENT
);
2988 b
->shader
->info
.fs
.depth_layout
= FRAG_DEPTH_LAYOUT_LESS
;
2990 case SpvExecutionModeDepthUnchanged
:
2991 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_FRAGMENT
);
2992 b
->shader
->info
.fs
.depth_layout
= FRAG_DEPTH_LAYOUT_UNCHANGED
;
2995 case SpvExecutionModeLocalSize
:
2996 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_COMPUTE
);
2997 b
->shader
->info
.cs
.local_size
[0] = mode
->literals
[0];
2998 b
->shader
->info
.cs
.local_size
[1] = mode
->literals
[1];
2999 b
->shader
->info
.cs
.local_size
[2] = mode
->literals
[2];
3001 case SpvExecutionModeLocalSizeHint
:
3002 break; /* Nothing to do with this */
3004 case SpvExecutionModeOutputVertices
:
3005 if (b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3006 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
) {
3007 b
->shader
->info
.tess
.tcs_vertices_out
= mode
->literals
[0];
3009 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_GEOMETRY
);
3010 b
->shader
->info
.gs
.vertices_out
= mode
->literals
[0];
3014 case SpvExecutionModeInputPoints
:
3015 case SpvExecutionModeInputLines
:
3016 case SpvExecutionModeInputLinesAdjacency
:
3017 case SpvExecutionModeTriangles
:
3018 case SpvExecutionModeInputTrianglesAdjacency
:
3019 case SpvExecutionModeQuads
:
3020 case SpvExecutionModeIsolines
:
3021 if (b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3022 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
) {
3023 b
->shader
->info
.tess
.primitive_mode
=
3024 gl_primitive_from_spv_execution_mode(mode
->exec_mode
);
3026 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_GEOMETRY
);
3027 b
->shader
->info
.gs
.vertices_in
=
3028 vertices_in_from_spv_execution_mode(mode
->exec_mode
);
3032 case SpvExecutionModeOutputPoints
:
3033 case SpvExecutionModeOutputLineStrip
:
3034 case SpvExecutionModeOutputTriangleStrip
:
3035 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_GEOMETRY
);
3036 b
->shader
->info
.gs
.output_primitive
=
3037 gl_primitive_from_spv_execution_mode(mode
->exec_mode
);
3040 case SpvExecutionModeSpacingEqual
:
3041 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3042 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3043 b
->shader
->info
.tess
.spacing
= TESS_SPACING_EQUAL
;
3045 case SpvExecutionModeSpacingFractionalEven
:
3046 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3047 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3048 b
->shader
->info
.tess
.spacing
= TESS_SPACING_FRACTIONAL_EVEN
;
3050 case SpvExecutionModeSpacingFractionalOdd
:
3051 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3052 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3053 b
->shader
->info
.tess
.spacing
= TESS_SPACING_FRACTIONAL_ODD
;
3055 case SpvExecutionModeVertexOrderCw
:
3056 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3057 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3058 b
->shader
->info
.tess
.ccw
= false;
3060 case SpvExecutionModeVertexOrderCcw
:
3061 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3062 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3063 b
->shader
->info
.tess
.ccw
= true;
3065 case SpvExecutionModePointMode
:
3066 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3067 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3068 b
->shader
->info
.tess
.point_mode
= true;
3071 case SpvExecutionModePixelCenterInteger
:
3072 b
->pixel_center_integer
= true;
3075 case SpvExecutionModeXfb
:
3076 unreachable("Unhandled execution mode");
3079 case SpvExecutionModeVecTypeHint
:
3080 case SpvExecutionModeContractionOff
:
3084 unreachable("Unhandled execution mode");
3089 vtn_handle_variable_or_type_instruction(struct vtn_builder
*b
, SpvOp opcode
,
3090 const uint32_t *w
, unsigned count
)
3094 case SpvOpSourceContinued
:
3095 case SpvOpSourceExtension
:
3096 case SpvOpExtension
:
3097 case SpvOpCapability
:
3098 case SpvOpExtInstImport
:
3099 case SpvOpMemoryModel
:
3100 case SpvOpEntryPoint
:
3101 case SpvOpExecutionMode
:
3104 case SpvOpMemberName
:
3105 case SpvOpDecorationGroup
:
3107 case SpvOpMemberDecorate
:
3108 case SpvOpGroupDecorate
:
3109 case SpvOpGroupMemberDecorate
:
3110 unreachable("Invalid opcode types and variables section");
3116 case SpvOpTypeFloat
:
3117 case SpvOpTypeVector
:
3118 case SpvOpTypeMatrix
:
3119 case SpvOpTypeImage
:
3120 case SpvOpTypeSampler
:
3121 case SpvOpTypeSampledImage
:
3122 case SpvOpTypeArray
:
3123 case SpvOpTypeRuntimeArray
:
3124 case SpvOpTypeStruct
:
3125 case SpvOpTypeOpaque
:
3126 case SpvOpTypePointer
:
3127 case SpvOpTypeFunction
:
3128 case SpvOpTypeEvent
:
3129 case SpvOpTypeDeviceEvent
:
3130 case SpvOpTypeReserveId
:
3131 case SpvOpTypeQueue
:
3133 vtn_handle_type(b
, opcode
, w
, count
);
3136 case SpvOpConstantTrue
:
3137 case SpvOpConstantFalse
:
3139 case SpvOpConstantComposite
:
3140 case SpvOpConstantSampler
:
3141 case SpvOpConstantNull
:
3142 case SpvOpSpecConstantTrue
:
3143 case SpvOpSpecConstantFalse
:
3144 case SpvOpSpecConstant
:
3145 case SpvOpSpecConstantComposite
:
3146 case SpvOpSpecConstantOp
:
3147 vtn_handle_constant(b
, opcode
, w
, count
);
3152 vtn_handle_variables(b
, opcode
, w
, count
);
3156 return false; /* End of preamble */
3163 vtn_handle_body_instruction(struct vtn_builder
*b
, SpvOp opcode
,
3164 const uint32_t *w
, unsigned count
)
3170 case SpvOpLoopMerge
:
3171 case SpvOpSelectionMerge
:
3172 /* This is handled by cfg pre-pass and walk_blocks */
3176 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_undef
);
3177 val
->type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
3182 vtn_handle_extension(b
, opcode
, w
, count
);
3188 case SpvOpCopyMemory
:
3189 case SpvOpCopyMemorySized
:
3190 case SpvOpAccessChain
:
3191 case SpvOpPtrAccessChain
:
3192 case SpvOpInBoundsAccessChain
:
3193 case SpvOpArrayLength
:
3194 vtn_handle_variables(b
, opcode
, w
, count
);
3197 case SpvOpFunctionCall
:
3198 vtn_handle_function_call(b
, opcode
, w
, count
);
3201 case SpvOpSampledImage
:
3203 case SpvOpImageSampleImplicitLod
:
3204 case SpvOpImageSampleExplicitLod
:
3205 case SpvOpImageSampleDrefImplicitLod
:
3206 case SpvOpImageSampleDrefExplicitLod
:
3207 case SpvOpImageSampleProjImplicitLod
:
3208 case SpvOpImageSampleProjExplicitLod
:
3209 case SpvOpImageSampleProjDrefImplicitLod
:
3210 case SpvOpImageSampleProjDrefExplicitLod
:
3211 case SpvOpImageFetch
:
3212 case SpvOpImageGather
:
3213 case SpvOpImageDrefGather
:
3214 case SpvOpImageQuerySizeLod
:
3215 case SpvOpImageQueryLod
:
3216 case SpvOpImageQueryLevels
:
3217 case SpvOpImageQuerySamples
:
3218 vtn_handle_texture(b
, opcode
, w
, count
);
3221 case SpvOpImageRead
:
3222 case SpvOpImageWrite
:
3223 case SpvOpImageTexelPointer
:
3224 vtn_handle_image(b
, opcode
, w
, count
);
3227 case SpvOpImageQuerySize
: {
3228 struct vtn_pointer
*image
=
3229 vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
3230 if (image
->mode
== vtn_variable_mode_image
) {
3231 vtn_handle_image(b
, opcode
, w
, count
);
3233 vtn_assert(image
->mode
== vtn_variable_mode_sampler
);
3234 vtn_handle_texture(b
, opcode
, w
, count
);
3239 case SpvOpAtomicLoad
:
3240 case SpvOpAtomicExchange
:
3241 case SpvOpAtomicCompareExchange
:
3242 case SpvOpAtomicCompareExchangeWeak
:
3243 case SpvOpAtomicIIncrement
:
3244 case SpvOpAtomicIDecrement
:
3245 case SpvOpAtomicIAdd
:
3246 case SpvOpAtomicISub
:
3247 case SpvOpAtomicSMin
:
3248 case SpvOpAtomicUMin
:
3249 case SpvOpAtomicSMax
:
3250 case SpvOpAtomicUMax
:
3251 case SpvOpAtomicAnd
:
3253 case SpvOpAtomicXor
: {
3254 struct vtn_value
*pointer
= vtn_untyped_value(b
, w
[3]);
3255 if (pointer
->value_type
== vtn_value_type_image_pointer
) {
3256 vtn_handle_image(b
, opcode
, w
, count
);
3258 vtn_assert(pointer
->value_type
== vtn_value_type_pointer
);
3259 vtn_handle_ssbo_or_shared_atomic(b
, opcode
, w
, count
);
3264 case SpvOpAtomicStore
: {
3265 struct vtn_value
*pointer
= vtn_untyped_value(b
, w
[1]);
3266 if (pointer
->value_type
== vtn_value_type_image_pointer
) {
3267 vtn_handle_image(b
, opcode
, w
, count
);
3269 vtn_assert(pointer
->value_type
== vtn_value_type_pointer
);
3270 vtn_handle_ssbo_or_shared_atomic(b
, opcode
, w
, count
);
3276 /* Handle OpSelect up-front here because it needs to be able to handle
3277 * pointers and not just regular vectors and scalars.
3279 struct vtn_type
*res_type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
3280 struct vtn_ssa_value
*ssa
= vtn_create_ssa_value(b
, res_type
->type
);
3281 ssa
->def
= nir_bcsel(&b
->nb
, vtn_ssa_value(b
, w
[3])->def
,
3282 vtn_ssa_value(b
, w
[4])->def
,
3283 vtn_ssa_value(b
, w
[5])->def
);
3284 vtn_push_ssa(b
, w
[2], res_type
, ssa
);
3293 case SpvOpConvertFToU
:
3294 case SpvOpConvertFToS
:
3295 case SpvOpConvertSToF
:
3296 case SpvOpConvertUToF
:
3300 case SpvOpQuantizeToF16
:
3301 case SpvOpConvertPtrToU
:
3302 case SpvOpConvertUToPtr
:
3303 case SpvOpPtrCastToGeneric
:
3304 case SpvOpGenericCastToPtr
:
3310 case SpvOpSignBitSet
:
3311 case SpvOpLessOrGreater
:
3313 case SpvOpUnordered
:
3328 case SpvOpVectorTimesScalar
:
3330 case SpvOpIAddCarry
:
3331 case SpvOpISubBorrow
:
3332 case SpvOpUMulExtended
:
3333 case SpvOpSMulExtended
:
3334 case SpvOpShiftRightLogical
:
3335 case SpvOpShiftRightArithmetic
:
3336 case SpvOpShiftLeftLogical
:
3337 case SpvOpLogicalEqual
:
3338 case SpvOpLogicalNotEqual
:
3339 case SpvOpLogicalOr
:
3340 case SpvOpLogicalAnd
:
3341 case SpvOpLogicalNot
:
3342 case SpvOpBitwiseOr
:
3343 case SpvOpBitwiseXor
:
3344 case SpvOpBitwiseAnd
:
3346 case SpvOpFOrdEqual
:
3347 case SpvOpFUnordEqual
:
3348 case SpvOpINotEqual
:
3349 case SpvOpFOrdNotEqual
:
3350 case SpvOpFUnordNotEqual
:
3351 case SpvOpULessThan
:
3352 case SpvOpSLessThan
:
3353 case SpvOpFOrdLessThan
:
3354 case SpvOpFUnordLessThan
:
3355 case SpvOpUGreaterThan
:
3356 case SpvOpSGreaterThan
:
3357 case SpvOpFOrdGreaterThan
:
3358 case SpvOpFUnordGreaterThan
:
3359 case SpvOpULessThanEqual
:
3360 case SpvOpSLessThanEqual
:
3361 case SpvOpFOrdLessThanEqual
:
3362 case SpvOpFUnordLessThanEqual
:
3363 case SpvOpUGreaterThanEqual
:
3364 case SpvOpSGreaterThanEqual
:
3365 case SpvOpFOrdGreaterThanEqual
:
3366 case SpvOpFUnordGreaterThanEqual
:
3372 case SpvOpFwidthFine
:
3373 case SpvOpDPdxCoarse
:
3374 case SpvOpDPdyCoarse
:
3375 case SpvOpFwidthCoarse
:
3376 case SpvOpBitFieldInsert
:
3377 case SpvOpBitFieldSExtract
:
3378 case SpvOpBitFieldUExtract
:
3379 case SpvOpBitReverse
:
3381 case SpvOpTranspose
:
3382 case SpvOpOuterProduct
:
3383 case SpvOpMatrixTimesScalar
:
3384 case SpvOpVectorTimesMatrix
:
3385 case SpvOpMatrixTimesVector
:
3386 case SpvOpMatrixTimesMatrix
:
3387 vtn_handle_alu(b
, opcode
, w
, count
);
3390 case SpvOpVectorExtractDynamic
:
3391 case SpvOpVectorInsertDynamic
:
3392 case SpvOpVectorShuffle
:
3393 case SpvOpCompositeConstruct
:
3394 case SpvOpCompositeExtract
:
3395 case SpvOpCompositeInsert
:
3396 case SpvOpCopyObject
:
3397 vtn_handle_composite(b
, opcode
, w
, count
);
3400 case SpvOpEmitVertex
:
3401 case SpvOpEndPrimitive
:
3402 case SpvOpEmitStreamVertex
:
3403 case SpvOpEndStreamPrimitive
:
3404 case SpvOpControlBarrier
:
3405 case SpvOpMemoryBarrier
:
3406 vtn_handle_barrier(b
, opcode
, w
, count
);
3410 unreachable("Unhandled opcode");
3417 spirv_to_nir(const uint32_t *words
, size_t word_count
,
3418 struct nir_spirv_specialization
*spec
, unsigned num_spec
,
3419 gl_shader_stage stage
, const char *entry_point_name
,
3420 const struct spirv_to_nir_options
*options
,
3421 const nir_shader_compiler_options
*nir_options
)
3423 /* Initialize the stn_builder object */
3424 struct vtn_builder
*b
= rzalloc(NULL
, struct vtn_builder
);
3429 exec_list_make_empty(&b
->functions
);
3430 b
->entry_point_stage
= stage
;
3431 b
->entry_point_name
= entry_point_name
;
3432 b
->options
= options
;
3434 /* See also _vtn_fail() */
3435 if (setjmp(b
->fail_jump
)) {
3440 const uint32_t *word_end
= words
+ word_count
;
3442 /* Handle the SPIR-V header (first 4 dwords) */
3443 vtn_assert(word_count
> 5);
3445 vtn_assert(words
[0] == SpvMagicNumber
);
3446 vtn_assert(words
[1] >= 0x10000);
3447 /* words[2] == generator magic */
3448 unsigned value_id_bound
= words
[3];
3449 vtn_assert(words
[4] == 0);
3453 b
->value_id_bound
= value_id_bound
;
3454 b
->values
= rzalloc_array(b
, struct vtn_value
, value_id_bound
);
3456 /* Handle all the preamble instructions */
3457 words
= vtn_foreach_instruction(b
, words
, word_end
,
3458 vtn_handle_preamble_instruction
);
3460 if (b
->entry_point
== NULL
) {
3461 assert(!"Entry point not found");
3466 b
->shader
= nir_shader_create(b
, stage
, nir_options
, NULL
);
3468 /* Set shader info defaults */
3469 b
->shader
->info
.gs
.invocations
= 1;
3471 /* Parse execution modes */
3472 vtn_foreach_execution_mode(b
, b
->entry_point
,
3473 vtn_handle_execution_mode
, NULL
);
3475 b
->specializations
= spec
;
3476 b
->num_specializations
= num_spec
;
3478 /* Handle all variable, type, and constant instructions */
3479 words
= vtn_foreach_instruction(b
, words
, word_end
,
3480 vtn_handle_variable_or_type_instruction
);
3482 vtn_build_cfg(b
, words
, word_end
);
3484 assert(b
->entry_point
->value_type
== vtn_value_type_function
);
3485 b
->entry_point
->func
->referenced
= true;
3490 foreach_list_typed(struct vtn_function
, func
, node
, &b
->functions
) {
3491 if (func
->referenced
&& !func
->emitted
) {
3492 b
->const_table
= _mesa_hash_table_create(b
, _mesa_hash_pointer
,
3493 _mesa_key_pointer_equal
);
3495 vtn_function_emit(b
, func
, vtn_handle_body_instruction
);
3501 vtn_assert(b
->entry_point
->value_type
== vtn_value_type_function
);
3502 nir_function
*entry_point
= b
->entry_point
->func
->impl
->function
;
3503 vtn_assert(entry_point
);
3505 /* Unparent the shader from the vtn_builder before we delete the builder */
3506 ralloc_steal(NULL
, b
->shader
);