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 vtn_fail("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 vtn_fail("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 vtn_fail("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 vtn_fail("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 vtn_fail("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 vtn_fail("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 vtn_fail("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 vtn_fail("Unhandled decoration");
764 translate_image_format(struct vtn_builder
*b
, 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 vtn_fail("Invalid image format");
813 vtn_handle_type(struct vtn_builder
*b
, SpvOp opcode
,
814 const uint32_t *w
, unsigned count
)
816 struct vtn_value
*val
= vtn_push_value(b
, w
[1], vtn_value_type_type
);
818 val
->type
= rzalloc(b
, struct vtn_type
);
819 val
->type
->val
= val
;
823 val
->type
->base_type
= vtn_base_type_void
;
824 val
->type
->type
= glsl_void_type();
827 val
->type
->base_type
= vtn_base_type_scalar
;
828 val
->type
->type
= glsl_bool_type();
832 const bool signedness
= w
[3];
833 val
->type
->base_type
= vtn_base_type_scalar
;
835 val
->type
->type
= (signedness
? glsl_int64_t_type() : glsl_uint64_t_type());
837 val
->type
->type
= (signedness
? glsl_int_type() : glsl_uint_type());
840 case SpvOpTypeFloat
: {
842 val
->type
->base_type
= vtn_base_type_scalar
;
843 val
->type
->type
= bit_size
== 64 ? glsl_double_type() : glsl_float_type();
847 case SpvOpTypeVector
: {
848 struct vtn_type
*base
= vtn_value(b
, w
[2], vtn_value_type_type
)->type
;
849 unsigned elems
= w
[3];
851 vtn_assert(glsl_type_is_scalar(base
->type
));
852 val
->type
->base_type
= vtn_base_type_vector
;
853 val
->type
->type
= glsl_vector_type(glsl_get_base_type(base
->type
), elems
);
854 val
->type
->stride
= glsl_get_bit_size(base
->type
) / 8;
855 val
->type
->array_element
= base
;
859 case SpvOpTypeMatrix
: {
860 struct vtn_type
*base
= vtn_value(b
, w
[2], vtn_value_type_type
)->type
;
861 unsigned columns
= w
[3];
863 vtn_assert(glsl_type_is_vector(base
->type
));
864 val
->type
->base_type
= vtn_base_type_matrix
;
865 val
->type
->type
= glsl_matrix_type(glsl_get_base_type(base
->type
),
866 glsl_get_vector_elements(base
->type
),
868 vtn_assert(!glsl_type_is_error(val
->type
->type
));
869 val
->type
->length
= columns
;
870 val
->type
->array_element
= base
;
871 val
->type
->row_major
= false;
872 val
->type
->stride
= 0;
876 case SpvOpTypeRuntimeArray
:
877 case SpvOpTypeArray
: {
878 struct vtn_type
*array_element
=
879 vtn_value(b
, w
[2], vtn_value_type_type
)->type
;
881 if (opcode
== SpvOpTypeRuntimeArray
) {
882 /* A length of 0 is used to denote unsized arrays */
883 val
->type
->length
= 0;
886 vtn_value(b
, w
[3], vtn_value_type_constant
)->constant
->values
[0].u32
[0];
889 val
->type
->base_type
= vtn_base_type_array
;
890 val
->type
->type
= glsl_array_type(array_element
->type
, val
->type
->length
);
891 val
->type
->array_element
= array_element
;
892 val
->type
->stride
= 0;
896 case SpvOpTypeStruct
: {
897 unsigned num_fields
= count
- 2;
898 val
->type
->base_type
= vtn_base_type_struct
;
899 val
->type
->length
= num_fields
;
900 val
->type
->members
= ralloc_array(b
, struct vtn_type
*, num_fields
);
901 val
->type
->offsets
= ralloc_array(b
, unsigned, num_fields
);
903 NIR_VLA(struct glsl_struct_field
, fields
, count
);
904 for (unsigned i
= 0; i
< num_fields
; i
++) {
905 val
->type
->members
[i
] =
906 vtn_value(b
, w
[i
+ 2], vtn_value_type_type
)->type
;
907 fields
[i
] = (struct glsl_struct_field
) {
908 .type
= val
->type
->members
[i
]->type
,
909 .name
= ralloc_asprintf(b
, "field%d", i
),
914 struct member_decoration_ctx ctx
= {
915 .num_fields
= num_fields
,
920 vtn_foreach_decoration(b
, val
, struct_member_decoration_cb
, &ctx
);
921 vtn_foreach_decoration(b
, val
, struct_member_matrix_stride_cb
, &ctx
);
923 const char *name
= val
->name
? val
->name
: "struct";
925 val
->type
->type
= glsl_struct_type(fields
, num_fields
, name
);
929 case SpvOpTypeFunction
: {
930 val
->type
->base_type
= vtn_base_type_function
;
931 val
->type
->type
= NULL
;
933 val
->type
->return_type
= vtn_value(b
, w
[2], vtn_value_type_type
)->type
;
935 const unsigned num_params
= count
- 3;
936 val
->type
->length
= num_params
;
937 val
->type
->params
= ralloc_array(b
, struct vtn_type
*, num_params
);
938 for (unsigned i
= 0; i
< count
- 3; i
++) {
939 val
->type
->params
[i
] =
940 vtn_value(b
, w
[i
+ 3], vtn_value_type_type
)->type
;
945 case SpvOpTypePointer
: {
946 SpvStorageClass storage_class
= w
[2];
947 struct vtn_type
*deref_type
=
948 vtn_value(b
, w
[3], vtn_value_type_type
)->type
;
950 val
->type
->base_type
= vtn_base_type_pointer
;
951 val
->type
->storage_class
= storage_class
;
952 val
->type
->deref
= deref_type
;
954 if (storage_class
== SpvStorageClassUniform
||
955 storage_class
== SpvStorageClassStorageBuffer
) {
956 /* These can actually be stored to nir_variables and used as SSA
957 * values so they need a real glsl_type.
959 val
->type
->type
= glsl_vector_type(GLSL_TYPE_UINT
, 2);
964 case SpvOpTypeImage
: {
965 val
->type
->base_type
= vtn_base_type_image
;
967 const struct glsl_type
*sampled_type
=
968 vtn_value(b
, w
[2], vtn_value_type_type
)->type
->type
;
970 vtn_assert(glsl_type_is_vector_or_scalar(sampled_type
));
972 enum glsl_sampler_dim dim
;
973 switch ((SpvDim
)w
[3]) {
974 case SpvDim1D
: dim
= GLSL_SAMPLER_DIM_1D
; break;
975 case SpvDim2D
: dim
= GLSL_SAMPLER_DIM_2D
; break;
976 case SpvDim3D
: dim
= GLSL_SAMPLER_DIM_3D
; break;
977 case SpvDimCube
: dim
= GLSL_SAMPLER_DIM_CUBE
; break;
978 case SpvDimRect
: dim
= GLSL_SAMPLER_DIM_RECT
; break;
979 case SpvDimBuffer
: dim
= GLSL_SAMPLER_DIM_BUF
; break;
980 case SpvDimSubpassData
: dim
= GLSL_SAMPLER_DIM_SUBPASS
; break;
982 vtn_fail("Invalid SPIR-V Sampler dimension");
985 bool is_shadow
= w
[4];
986 bool is_array
= w
[5];
987 bool multisampled
= w
[6];
988 unsigned sampled
= w
[7];
989 SpvImageFormat format
= w
[8];
992 val
->type
->access_qualifier
= w
[9];
994 val
->type
->access_qualifier
= SpvAccessQualifierReadWrite
;
997 if (dim
== GLSL_SAMPLER_DIM_2D
)
998 dim
= GLSL_SAMPLER_DIM_MS
;
999 else if (dim
== GLSL_SAMPLER_DIM_SUBPASS
)
1000 dim
= GLSL_SAMPLER_DIM_SUBPASS_MS
;
1002 vtn_fail("Unsupported multisampled image type");
1005 val
->type
->image_format
= translate_image_format(b
, format
);
1008 val
->type
->sampled
= true;
1009 val
->type
->type
= glsl_sampler_type(dim
, is_shadow
, is_array
,
1010 glsl_get_base_type(sampled_type
));
1011 } else if (sampled
== 2) {
1012 vtn_assert(!is_shadow
);
1013 val
->type
->sampled
= false;
1014 val
->type
->type
= glsl_image_type(dim
, is_array
,
1015 glsl_get_base_type(sampled_type
));
1017 vtn_fail("We need to know if the image will be sampled");
1022 case SpvOpTypeSampledImage
:
1023 val
->type
= vtn_value(b
, w
[2], vtn_value_type_type
)->type
;
1026 case SpvOpTypeSampler
:
1027 /* The actual sampler type here doesn't really matter. It gets
1028 * thrown away the moment you combine it with an image. What really
1029 * matters is that it's a sampler type as opposed to an integer type
1030 * so the backend knows what to do.
1032 val
->type
->base_type
= vtn_base_type_sampler
;
1033 val
->type
->type
= glsl_bare_sampler_type();
1036 case SpvOpTypeOpaque
:
1037 case SpvOpTypeEvent
:
1038 case SpvOpTypeDeviceEvent
:
1039 case SpvOpTypeReserveId
:
1040 case SpvOpTypeQueue
:
1043 vtn_fail("Unhandled opcode");
1046 vtn_foreach_decoration(b
, val
, type_decoration_cb
, NULL
);
1049 static nir_constant
*
1050 vtn_null_constant(struct vtn_builder
*b
, const struct glsl_type
*type
)
1052 nir_constant
*c
= rzalloc(b
, nir_constant
);
1054 /* For pointers and other typeless things, we have to return something but
1055 * it doesn't matter what.
1060 switch (glsl_get_base_type(type
)) {
1062 case GLSL_TYPE_UINT
:
1063 case GLSL_TYPE_INT64
:
1064 case GLSL_TYPE_UINT64
:
1065 case GLSL_TYPE_BOOL
:
1066 case GLSL_TYPE_FLOAT
:
1067 case GLSL_TYPE_DOUBLE
:
1068 /* Nothing to do here. It's already initialized to zero */
1071 case GLSL_TYPE_ARRAY
:
1072 vtn_assert(glsl_get_length(type
) > 0);
1073 c
->num_elements
= glsl_get_length(type
);
1074 c
->elements
= ralloc_array(b
, nir_constant
*, c
->num_elements
);
1076 c
->elements
[0] = vtn_null_constant(b
, glsl_get_array_element(type
));
1077 for (unsigned i
= 1; i
< c
->num_elements
; i
++)
1078 c
->elements
[i
] = c
->elements
[0];
1081 case GLSL_TYPE_STRUCT
:
1082 c
->num_elements
= glsl_get_length(type
);
1083 c
->elements
= ralloc_array(b
, nir_constant
*, c
->num_elements
);
1085 for (unsigned i
= 0; i
< c
->num_elements
; i
++) {
1086 c
->elements
[i
] = vtn_null_constant(b
, glsl_get_struct_field(type
, i
));
1091 vtn_fail("Invalid type for null constant");
1098 spec_constant_decoration_cb(struct vtn_builder
*b
, struct vtn_value
*v
,
1099 int member
, const struct vtn_decoration
*dec
,
1102 vtn_assert(member
== -1);
1103 if (dec
->decoration
!= SpvDecorationSpecId
)
1106 struct spec_constant_value
*const_value
= data
;
1108 for (unsigned i
= 0; i
< b
->num_specializations
; i
++) {
1109 if (b
->specializations
[i
].id
== dec
->literals
[0]) {
1110 if (const_value
->is_double
)
1111 const_value
->data64
= b
->specializations
[i
].data64
;
1113 const_value
->data32
= b
->specializations
[i
].data32
;
1120 get_specialization(struct vtn_builder
*b
, struct vtn_value
*val
,
1121 uint32_t const_value
)
1123 struct spec_constant_value data
;
1124 data
.is_double
= false;
1125 data
.data32
= const_value
;
1126 vtn_foreach_decoration(b
, val
, spec_constant_decoration_cb
, &data
);
1131 get_specialization64(struct vtn_builder
*b
, struct vtn_value
*val
,
1132 uint64_t const_value
)
1134 struct spec_constant_value data
;
1135 data
.is_double
= true;
1136 data
.data64
= const_value
;
1137 vtn_foreach_decoration(b
, val
, spec_constant_decoration_cb
, &data
);
1142 handle_workgroup_size_decoration_cb(struct vtn_builder
*b
,
1143 struct vtn_value
*val
,
1145 const struct vtn_decoration
*dec
,
1148 vtn_assert(member
== -1);
1149 if (dec
->decoration
!= SpvDecorationBuiltIn
||
1150 dec
->literals
[0] != SpvBuiltInWorkgroupSize
)
1153 vtn_assert(val
->const_type
== glsl_vector_type(GLSL_TYPE_UINT
, 3));
1155 b
->shader
->info
.cs
.local_size
[0] = val
->constant
->values
[0].u32
[0];
1156 b
->shader
->info
.cs
.local_size
[1] = val
->constant
->values
[0].u32
[1];
1157 b
->shader
->info
.cs
.local_size
[2] = val
->constant
->values
[0].u32
[2];
1161 vtn_handle_constant(struct vtn_builder
*b
, SpvOp opcode
,
1162 const uint32_t *w
, unsigned count
)
1164 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_constant
);
1165 val
->const_type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
->type
;
1166 val
->constant
= rzalloc(b
, nir_constant
);
1168 case SpvOpConstantTrue
:
1169 vtn_assert(val
->const_type
== glsl_bool_type());
1170 val
->constant
->values
[0].u32
[0] = NIR_TRUE
;
1172 case SpvOpConstantFalse
:
1173 vtn_assert(val
->const_type
== glsl_bool_type());
1174 val
->constant
->values
[0].u32
[0] = NIR_FALSE
;
1177 case SpvOpSpecConstantTrue
:
1178 case SpvOpSpecConstantFalse
: {
1179 vtn_assert(val
->const_type
== glsl_bool_type());
1181 get_specialization(b
, val
, (opcode
== SpvOpSpecConstantTrue
));
1182 val
->constant
->values
[0].u32
[0] = int_val
? NIR_TRUE
: NIR_FALSE
;
1186 case SpvOpConstant
: {
1187 vtn_assert(glsl_type_is_scalar(val
->const_type
));
1188 int bit_size
= glsl_get_bit_size(val
->const_type
);
1189 if (bit_size
== 64) {
1190 val
->constant
->values
->u32
[0] = w
[3];
1191 val
->constant
->values
->u32
[1] = w
[4];
1193 vtn_assert(bit_size
== 32);
1194 val
->constant
->values
->u32
[0] = w
[3];
1198 case SpvOpSpecConstant
: {
1199 vtn_assert(glsl_type_is_scalar(val
->const_type
));
1200 val
->constant
->values
[0].u32
[0] = get_specialization(b
, val
, w
[3]);
1201 int bit_size
= glsl_get_bit_size(val
->const_type
);
1203 val
->constant
->values
[0].u64
[0] =
1204 get_specialization64(b
, val
, vtn_u64_literal(&w
[3]));
1206 val
->constant
->values
[0].u32
[0] = get_specialization(b
, val
, w
[3]);
1209 case SpvOpSpecConstantComposite
:
1210 case SpvOpConstantComposite
: {
1211 unsigned elem_count
= count
- 3;
1212 nir_constant
**elems
= ralloc_array(b
, nir_constant
*, elem_count
);
1213 for (unsigned i
= 0; i
< elem_count
; i
++)
1214 elems
[i
] = vtn_value(b
, w
[i
+ 3], vtn_value_type_constant
)->constant
;
1216 switch (glsl_get_base_type(val
->const_type
)) {
1217 case GLSL_TYPE_UINT
:
1219 case GLSL_TYPE_UINT64
:
1220 case GLSL_TYPE_INT64
:
1221 case GLSL_TYPE_FLOAT
:
1222 case GLSL_TYPE_BOOL
:
1223 case GLSL_TYPE_DOUBLE
: {
1224 int bit_size
= glsl_get_bit_size(val
->const_type
);
1225 if (glsl_type_is_matrix(val
->const_type
)) {
1226 vtn_assert(glsl_get_matrix_columns(val
->const_type
) == elem_count
);
1227 for (unsigned i
= 0; i
< elem_count
; i
++)
1228 val
->constant
->values
[i
] = elems
[i
]->values
[0];
1230 vtn_assert(glsl_type_is_vector(val
->const_type
));
1231 vtn_assert(glsl_get_vector_elements(val
->const_type
) == elem_count
);
1232 for (unsigned i
= 0; i
< elem_count
; i
++) {
1233 if (bit_size
== 64) {
1234 val
->constant
->values
[0].u64
[i
] = elems
[i
]->values
[0].u64
[0];
1236 vtn_assert(bit_size
== 32);
1237 val
->constant
->values
[0].u32
[i
] = elems
[i
]->values
[0].u32
[0];
1244 case GLSL_TYPE_STRUCT
:
1245 case GLSL_TYPE_ARRAY
:
1246 ralloc_steal(val
->constant
, elems
);
1247 val
->constant
->num_elements
= elem_count
;
1248 val
->constant
->elements
= elems
;
1252 vtn_fail("Unsupported type for constants");
1257 case SpvOpSpecConstantOp
: {
1258 SpvOp opcode
= get_specialization(b
, val
, w
[3]);
1260 case SpvOpVectorShuffle
: {
1261 struct vtn_value
*v0
= &b
->values
[w
[4]];
1262 struct vtn_value
*v1
= &b
->values
[w
[5]];
1264 vtn_assert(v0
->value_type
== vtn_value_type_constant
||
1265 v0
->value_type
== vtn_value_type_undef
);
1266 vtn_assert(v1
->value_type
== vtn_value_type_constant
||
1267 v1
->value_type
== vtn_value_type_undef
);
1269 unsigned len0
= v0
->value_type
== vtn_value_type_constant
?
1270 glsl_get_vector_elements(v0
->const_type
) :
1271 glsl_get_vector_elements(v0
->type
->type
);
1272 unsigned len1
= v1
->value_type
== vtn_value_type_constant
?
1273 glsl_get_vector_elements(v1
->const_type
) :
1274 glsl_get_vector_elements(v1
->type
->type
);
1276 vtn_assert(len0
+ len1
< 16);
1278 unsigned bit_size
= glsl_get_bit_size(val
->const_type
);
1279 unsigned bit_size0
= v0
->value_type
== vtn_value_type_constant
?
1280 glsl_get_bit_size(v0
->const_type
) :
1281 glsl_get_bit_size(v0
->type
->type
);
1282 unsigned bit_size1
= v1
->value_type
== vtn_value_type_constant
?
1283 glsl_get_bit_size(v1
->const_type
) :
1284 glsl_get_bit_size(v1
->type
->type
);
1286 vtn_assert(bit_size
== bit_size0
&& bit_size
== bit_size1
);
1287 (void)bit_size0
; (void)bit_size1
;
1289 if (bit_size
== 64) {
1291 if (v0
->value_type
== vtn_value_type_constant
) {
1292 for (unsigned i
= 0; i
< len0
; i
++)
1293 u64
[i
] = v0
->constant
->values
[0].u64
[i
];
1295 if (v1
->value_type
== vtn_value_type_constant
) {
1296 for (unsigned i
= 0; i
< len1
; i
++)
1297 u64
[len0
+ i
] = v1
->constant
->values
[0].u64
[i
];
1300 for (unsigned i
= 0, j
= 0; i
< count
- 6; i
++, j
++) {
1301 uint32_t comp
= w
[i
+ 6];
1302 /* If component is not used, set the value to a known constant
1303 * to detect if it is wrongly used.
1305 if (comp
== (uint32_t)-1)
1306 val
->constant
->values
[0].u64
[j
] = 0xdeadbeefdeadbeef;
1308 val
->constant
->values
[0].u64
[j
] = u64
[comp
];
1312 if (v0
->value_type
== vtn_value_type_constant
) {
1313 for (unsigned i
= 0; i
< len0
; i
++)
1314 u32
[i
] = v0
->constant
->values
[0].u32
[i
];
1316 if (v1
->value_type
== vtn_value_type_constant
) {
1317 for (unsigned i
= 0; i
< len1
; i
++)
1318 u32
[len0
+ i
] = v1
->constant
->values
[0].u32
[i
];
1321 for (unsigned i
= 0, j
= 0; i
< count
- 6; i
++, j
++) {
1322 uint32_t comp
= w
[i
+ 6];
1323 /* If component is not used, set the value to a known constant
1324 * to detect if it is wrongly used.
1326 if (comp
== (uint32_t)-1)
1327 val
->constant
->values
[0].u32
[j
] = 0xdeadbeef;
1329 val
->constant
->values
[0].u32
[j
] = u32
[comp
];
1335 case SpvOpCompositeExtract
:
1336 case SpvOpCompositeInsert
: {
1337 struct vtn_value
*comp
;
1338 unsigned deref_start
;
1339 struct nir_constant
**c
;
1340 if (opcode
== SpvOpCompositeExtract
) {
1341 comp
= vtn_value(b
, w
[4], vtn_value_type_constant
);
1343 c
= &comp
->constant
;
1345 comp
= vtn_value(b
, w
[5], vtn_value_type_constant
);
1347 val
->constant
= nir_constant_clone(comp
->constant
,
1354 const struct glsl_type
*type
= comp
->const_type
;
1355 for (unsigned i
= deref_start
; i
< count
; i
++) {
1356 switch (glsl_get_base_type(type
)) {
1357 case GLSL_TYPE_UINT
:
1359 case GLSL_TYPE_UINT64
:
1360 case GLSL_TYPE_INT64
:
1361 case GLSL_TYPE_FLOAT
:
1362 case GLSL_TYPE_DOUBLE
:
1363 case GLSL_TYPE_BOOL
:
1364 /* If we hit this granularity, we're picking off an element */
1365 if (glsl_type_is_matrix(type
)) {
1366 vtn_assert(col
== 0 && elem
== -1);
1369 type
= glsl_get_column_type(type
);
1371 vtn_assert(elem
<= 0 && glsl_type_is_vector(type
));
1373 type
= glsl_scalar_type(glsl_get_base_type(type
));
1377 case GLSL_TYPE_ARRAY
:
1378 c
= &(*c
)->elements
[w
[i
]];
1379 type
= glsl_get_array_element(type
);
1382 case GLSL_TYPE_STRUCT
:
1383 c
= &(*c
)->elements
[w
[i
]];
1384 type
= glsl_get_struct_field(type
, w
[i
]);
1388 vtn_fail("Invalid constant type");
1392 if (opcode
== SpvOpCompositeExtract
) {
1396 unsigned num_components
= glsl_get_vector_elements(type
);
1397 unsigned bit_size
= glsl_get_bit_size(type
);
1398 for (unsigned i
= 0; i
< num_components
; i
++)
1399 if (bit_size
== 64) {
1400 val
->constant
->values
[0].u64
[i
] = (*c
)->values
[col
].u64
[elem
+ i
];
1402 vtn_assert(bit_size
== 32);
1403 val
->constant
->values
[0].u32
[i
] = (*c
)->values
[col
].u32
[elem
+ i
];
1407 struct vtn_value
*insert
=
1408 vtn_value(b
, w
[4], vtn_value_type_constant
);
1409 vtn_assert(insert
->const_type
== type
);
1411 *c
= insert
->constant
;
1413 unsigned num_components
= glsl_get_vector_elements(type
);
1414 unsigned bit_size
= glsl_get_bit_size(type
);
1415 for (unsigned i
= 0; i
< num_components
; i
++)
1416 if (bit_size
== 64) {
1417 (*c
)->values
[col
].u64
[elem
+ i
] = insert
->constant
->values
[0].u64
[i
];
1419 vtn_assert(bit_size
== 32);
1420 (*c
)->values
[col
].u32
[elem
+ i
] = insert
->constant
->values
[0].u32
[i
];
1429 nir_alu_type dst_alu_type
= nir_get_nir_type_for_glsl_type(val
->const_type
);
1430 nir_alu_type src_alu_type
= dst_alu_type
;
1431 nir_op op
= vtn_nir_alu_op_for_spirv_opcode(b
, opcode
, &swap
,
1435 unsigned num_components
= glsl_get_vector_elements(val
->const_type
);
1437 glsl_get_bit_size(val
->const_type
);
1439 nir_const_value src
[4];
1440 vtn_assert(count
<= 7);
1441 for (unsigned i
= 0; i
< count
- 4; i
++) {
1443 vtn_value(b
, w
[4 + i
], vtn_value_type_constant
)->constant
;
1445 unsigned j
= swap
? 1 - i
: i
;
1446 vtn_assert(bit_size
== 32);
1447 src
[j
] = c
->values
[0];
1450 val
->constant
->values
[0] =
1451 nir_eval_const_opcode(op
, num_components
, bit_size
, src
);
1458 case SpvOpConstantNull
:
1459 val
->constant
= vtn_null_constant(b
, val
->const_type
);
1462 case SpvOpConstantSampler
:
1463 vtn_fail("OpConstantSampler requires Kernel Capability");
1467 vtn_fail("Unhandled opcode");
1470 /* Now that we have the value, update the workgroup size if needed */
1471 vtn_foreach_decoration(b
, val
, handle_workgroup_size_decoration_cb
, NULL
);
1475 vtn_handle_function_call(struct vtn_builder
*b
, SpvOp opcode
,
1476 const uint32_t *w
, unsigned count
)
1478 struct vtn_type
*res_type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
1479 struct vtn_function
*vtn_callee
=
1480 vtn_value(b
, w
[3], vtn_value_type_function
)->func
;
1481 struct nir_function
*callee
= vtn_callee
->impl
->function
;
1483 vtn_callee
->referenced
= true;
1485 nir_call_instr
*call
= nir_call_instr_create(b
->nb
.shader
, callee
);
1486 for (unsigned i
= 0; i
< call
->num_params
; i
++) {
1487 unsigned arg_id
= w
[4 + i
];
1488 struct vtn_value
*arg
= vtn_untyped_value(b
, arg_id
);
1489 if (arg
->value_type
== vtn_value_type_pointer
&&
1490 arg
->pointer
->ptr_type
->type
== NULL
) {
1491 nir_deref_var
*d
= vtn_pointer_to_deref(b
, arg
->pointer
);
1492 call
->params
[i
] = nir_deref_var_clone(d
, call
);
1494 struct vtn_ssa_value
*arg_ssa
= vtn_ssa_value(b
, arg_id
);
1496 /* Make a temporary to store the argument in */
1498 nir_local_variable_create(b
->nb
.impl
, arg_ssa
->type
, "arg_tmp");
1499 call
->params
[i
] = nir_deref_var_create(call
, tmp
);
1501 vtn_local_store(b
, arg_ssa
, call
->params
[i
]);
1505 nir_variable
*out_tmp
= NULL
;
1506 vtn_assert(res_type
->type
== callee
->return_type
);
1507 if (!glsl_type_is_void(callee
->return_type
)) {
1508 out_tmp
= nir_local_variable_create(b
->nb
.impl
, callee
->return_type
,
1510 call
->return_deref
= nir_deref_var_create(call
, out_tmp
);
1513 nir_builder_instr_insert(&b
->nb
, &call
->instr
);
1515 if (glsl_type_is_void(callee
->return_type
)) {
1516 vtn_push_value(b
, w
[2], vtn_value_type_undef
);
1518 vtn_push_ssa(b
, w
[2], res_type
, vtn_local_load(b
, call
->return_deref
));
1522 struct vtn_ssa_value
*
1523 vtn_create_ssa_value(struct vtn_builder
*b
, const struct glsl_type
*type
)
1525 struct vtn_ssa_value
*val
= rzalloc(b
, struct vtn_ssa_value
);
1528 if (!glsl_type_is_vector_or_scalar(type
)) {
1529 unsigned elems
= glsl_get_length(type
);
1530 val
->elems
= ralloc_array(b
, struct vtn_ssa_value
*, elems
);
1531 for (unsigned i
= 0; i
< elems
; i
++) {
1532 const struct glsl_type
*child_type
;
1534 switch (glsl_get_base_type(type
)) {
1536 case GLSL_TYPE_UINT
:
1537 case GLSL_TYPE_INT64
:
1538 case GLSL_TYPE_UINT64
:
1539 case GLSL_TYPE_BOOL
:
1540 case GLSL_TYPE_FLOAT
:
1541 case GLSL_TYPE_DOUBLE
:
1542 child_type
= glsl_get_column_type(type
);
1544 case GLSL_TYPE_ARRAY
:
1545 child_type
= glsl_get_array_element(type
);
1547 case GLSL_TYPE_STRUCT
:
1548 child_type
= glsl_get_struct_field(type
, i
);
1551 vtn_fail("unkown base type");
1554 val
->elems
[i
] = vtn_create_ssa_value(b
, child_type
);
1562 vtn_tex_src(struct vtn_builder
*b
, unsigned index
, nir_tex_src_type type
)
1565 src
.src
= nir_src_for_ssa(vtn_ssa_value(b
, index
)->def
);
1566 src
.src_type
= type
;
1571 vtn_handle_texture(struct vtn_builder
*b
, SpvOp opcode
,
1572 const uint32_t *w
, unsigned count
)
1574 if (opcode
== SpvOpSampledImage
) {
1575 struct vtn_value
*val
=
1576 vtn_push_value(b
, w
[2], vtn_value_type_sampled_image
);
1577 val
->sampled_image
= ralloc(b
, struct vtn_sampled_image
);
1578 val
->sampled_image
->type
=
1579 vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
1580 val
->sampled_image
->image
=
1581 vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
1582 val
->sampled_image
->sampler
=
1583 vtn_value(b
, w
[4], vtn_value_type_pointer
)->pointer
;
1585 } else if (opcode
== SpvOpImage
) {
1586 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_pointer
);
1587 struct vtn_value
*src_val
= vtn_untyped_value(b
, w
[3]);
1588 if (src_val
->value_type
== vtn_value_type_sampled_image
) {
1589 val
->pointer
= src_val
->sampled_image
->image
;
1591 vtn_assert(src_val
->value_type
== vtn_value_type_pointer
);
1592 val
->pointer
= src_val
->pointer
;
1597 struct vtn_type
*ret_type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
1598 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_ssa
);
1600 struct vtn_sampled_image sampled
;
1601 struct vtn_value
*sampled_val
= vtn_untyped_value(b
, w
[3]);
1602 if (sampled_val
->value_type
== vtn_value_type_sampled_image
) {
1603 sampled
= *sampled_val
->sampled_image
;
1605 vtn_assert(sampled_val
->value_type
== vtn_value_type_pointer
);
1606 sampled
.type
= sampled_val
->pointer
->type
;
1607 sampled
.image
= NULL
;
1608 sampled
.sampler
= sampled_val
->pointer
;
1611 const struct glsl_type
*image_type
= sampled
.type
->type
;
1612 const enum glsl_sampler_dim sampler_dim
= glsl_get_sampler_dim(image_type
);
1613 const bool is_array
= glsl_sampler_type_is_array(image_type
);
1614 const bool is_shadow
= glsl_sampler_type_is_shadow(image_type
);
1616 /* Figure out the base texture operation */
1619 case SpvOpImageSampleImplicitLod
:
1620 case SpvOpImageSampleDrefImplicitLod
:
1621 case SpvOpImageSampleProjImplicitLod
:
1622 case SpvOpImageSampleProjDrefImplicitLod
:
1623 texop
= nir_texop_tex
;
1626 case SpvOpImageSampleExplicitLod
:
1627 case SpvOpImageSampleDrefExplicitLod
:
1628 case SpvOpImageSampleProjExplicitLod
:
1629 case SpvOpImageSampleProjDrefExplicitLod
:
1630 texop
= nir_texop_txl
;
1633 case SpvOpImageFetch
:
1634 if (glsl_get_sampler_dim(image_type
) == GLSL_SAMPLER_DIM_MS
) {
1635 texop
= nir_texop_txf_ms
;
1637 texop
= nir_texop_txf
;
1641 case SpvOpImageGather
:
1642 case SpvOpImageDrefGather
:
1643 texop
= nir_texop_tg4
;
1646 case SpvOpImageQuerySizeLod
:
1647 case SpvOpImageQuerySize
:
1648 texop
= nir_texop_txs
;
1651 case SpvOpImageQueryLod
:
1652 texop
= nir_texop_lod
;
1655 case SpvOpImageQueryLevels
:
1656 texop
= nir_texop_query_levels
;
1659 case SpvOpImageQuerySamples
:
1660 texop
= nir_texop_texture_samples
;
1664 vtn_fail("Unhandled opcode");
1667 nir_tex_src srcs
[8]; /* 8 should be enough */
1668 nir_tex_src
*p
= srcs
;
1672 struct nir_ssa_def
*coord
;
1673 unsigned coord_components
;
1675 case SpvOpImageSampleImplicitLod
:
1676 case SpvOpImageSampleExplicitLod
:
1677 case SpvOpImageSampleDrefImplicitLod
:
1678 case SpvOpImageSampleDrefExplicitLod
:
1679 case SpvOpImageSampleProjImplicitLod
:
1680 case SpvOpImageSampleProjExplicitLod
:
1681 case SpvOpImageSampleProjDrefImplicitLod
:
1682 case SpvOpImageSampleProjDrefExplicitLod
:
1683 case SpvOpImageFetch
:
1684 case SpvOpImageGather
:
1685 case SpvOpImageDrefGather
:
1686 case SpvOpImageQueryLod
: {
1687 /* All these types have the coordinate as their first real argument */
1688 switch (sampler_dim
) {
1689 case GLSL_SAMPLER_DIM_1D
:
1690 case GLSL_SAMPLER_DIM_BUF
:
1691 coord_components
= 1;
1693 case GLSL_SAMPLER_DIM_2D
:
1694 case GLSL_SAMPLER_DIM_RECT
:
1695 case GLSL_SAMPLER_DIM_MS
:
1696 coord_components
= 2;
1698 case GLSL_SAMPLER_DIM_3D
:
1699 case GLSL_SAMPLER_DIM_CUBE
:
1700 coord_components
= 3;
1703 vtn_fail("Invalid sampler type");
1706 if (is_array
&& texop
!= nir_texop_lod
)
1709 coord
= vtn_ssa_value(b
, w
[idx
++])->def
;
1710 p
->src
= nir_src_for_ssa(nir_channels(&b
->nb
, coord
,
1711 (1 << coord_components
) - 1));
1712 p
->src_type
= nir_tex_src_coord
;
1719 coord_components
= 0;
1724 case SpvOpImageSampleProjImplicitLod
:
1725 case SpvOpImageSampleProjExplicitLod
:
1726 case SpvOpImageSampleProjDrefImplicitLod
:
1727 case SpvOpImageSampleProjDrefExplicitLod
:
1728 /* These have the projector as the last coordinate component */
1729 p
->src
= nir_src_for_ssa(nir_channel(&b
->nb
, coord
, coord_components
));
1730 p
->src_type
= nir_tex_src_projector
;
1738 unsigned gather_component
= 0;
1740 case SpvOpImageSampleDrefImplicitLod
:
1741 case SpvOpImageSampleDrefExplicitLod
:
1742 case SpvOpImageSampleProjDrefImplicitLod
:
1743 case SpvOpImageSampleProjDrefExplicitLod
:
1744 case SpvOpImageDrefGather
:
1745 /* These all have an explicit depth value as their next source */
1746 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_comparator
);
1749 case SpvOpImageGather
:
1750 /* This has a component as its next source */
1752 vtn_value(b
, w
[idx
++], vtn_value_type_constant
)->constant
->values
[0].u32
[0];
1759 /* For OpImageQuerySizeLod, we always have an LOD */
1760 if (opcode
== SpvOpImageQuerySizeLod
)
1761 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_lod
);
1763 /* Now we need to handle some number of optional arguments */
1764 const struct vtn_ssa_value
*gather_offsets
= NULL
;
1766 uint32_t operands
= w
[idx
++];
1768 if (operands
& SpvImageOperandsBiasMask
) {
1769 vtn_assert(texop
== nir_texop_tex
);
1770 texop
= nir_texop_txb
;
1771 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_bias
);
1774 if (operands
& SpvImageOperandsLodMask
) {
1775 vtn_assert(texop
== nir_texop_txl
|| texop
== nir_texop_txf
||
1776 texop
== nir_texop_txs
);
1777 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_lod
);
1780 if (operands
& SpvImageOperandsGradMask
) {
1781 vtn_assert(texop
== nir_texop_txl
);
1782 texop
= nir_texop_txd
;
1783 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_ddx
);
1784 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_ddy
);
1787 if (operands
& SpvImageOperandsOffsetMask
||
1788 operands
& SpvImageOperandsConstOffsetMask
)
1789 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_offset
);
1791 if (operands
& SpvImageOperandsConstOffsetsMask
) {
1792 gather_offsets
= vtn_ssa_value(b
, w
[idx
++]);
1793 (*p
++) = (nir_tex_src
){};
1796 if (operands
& SpvImageOperandsSampleMask
) {
1797 vtn_assert(texop
== nir_texop_txf_ms
);
1798 texop
= nir_texop_txf_ms
;
1799 (*p
++) = vtn_tex_src(b
, w
[idx
++], nir_tex_src_ms_index
);
1802 /* We should have now consumed exactly all of the arguments */
1803 vtn_assert(idx
== count
);
1805 nir_tex_instr
*instr
= nir_tex_instr_create(b
->shader
, p
- srcs
);
1808 memcpy(instr
->src
, srcs
, instr
->num_srcs
* sizeof(*instr
->src
));
1810 instr
->coord_components
= coord_components
;
1811 instr
->sampler_dim
= sampler_dim
;
1812 instr
->is_array
= is_array
;
1813 instr
->is_shadow
= is_shadow
;
1814 instr
->is_new_style_shadow
=
1815 is_shadow
&& glsl_get_components(ret_type
->type
) == 1;
1816 instr
->component
= gather_component
;
1818 switch (glsl_get_sampler_result_type(image_type
)) {
1819 case GLSL_TYPE_FLOAT
: instr
->dest_type
= nir_type_float
; break;
1820 case GLSL_TYPE_INT
: instr
->dest_type
= nir_type_int
; break;
1821 case GLSL_TYPE_UINT
: instr
->dest_type
= nir_type_uint
; break;
1822 case GLSL_TYPE_BOOL
: instr
->dest_type
= nir_type_bool
; break;
1824 vtn_fail("Invalid base type for sampler result");
1827 nir_deref_var
*sampler
= vtn_pointer_to_deref(b
, sampled
.sampler
);
1828 nir_deref_var
*texture
;
1829 if (sampled
.image
) {
1830 nir_deref_var
*image
= vtn_pointer_to_deref(b
, sampled
.image
);
1836 instr
->texture
= nir_deref_var_clone(texture
, instr
);
1838 switch (instr
->op
) {
1844 /* These operations require a sampler */
1845 instr
->sampler
= nir_deref_var_clone(sampler
, instr
);
1848 case nir_texop_txf_ms
:
1851 case nir_texop_query_levels
:
1852 case nir_texop_texture_samples
:
1853 case nir_texop_samples_identical
:
1855 instr
->sampler
= NULL
;
1857 case nir_texop_txf_ms_mcs
:
1858 vtn_fail("unexpected nir_texop_txf_ms_mcs");
1861 nir_ssa_dest_init(&instr
->instr
, &instr
->dest
,
1862 nir_tex_instr_dest_size(instr
), 32, NULL
);
1864 vtn_assert(glsl_get_vector_elements(ret_type
->type
) ==
1865 nir_tex_instr_dest_size(instr
));
1868 nir_instr
*instruction
;
1869 if (gather_offsets
) {
1870 vtn_assert(glsl_get_base_type(gather_offsets
->type
) == GLSL_TYPE_ARRAY
);
1871 vtn_assert(glsl_get_length(gather_offsets
->type
) == 4);
1872 nir_tex_instr
*instrs
[4] = {instr
, NULL
, NULL
, NULL
};
1874 /* Copy the current instruction 4x */
1875 for (uint32_t i
= 1; i
< 4; i
++) {
1876 instrs
[i
] = nir_tex_instr_create(b
->shader
, instr
->num_srcs
);
1877 instrs
[i
]->op
= instr
->op
;
1878 instrs
[i
]->coord_components
= instr
->coord_components
;
1879 instrs
[i
]->sampler_dim
= instr
->sampler_dim
;
1880 instrs
[i
]->is_array
= instr
->is_array
;
1881 instrs
[i
]->is_shadow
= instr
->is_shadow
;
1882 instrs
[i
]->is_new_style_shadow
= instr
->is_new_style_shadow
;
1883 instrs
[i
]->component
= instr
->component
;
1884 instrs
[i
]->dest_type
= instr
->dest_type
;
1885 instrs
[i
]->texture
= nir_deref_var_clone(texture
, instrs
[i
]);
1886 instrs
[i
]->sampler
= NULL
;
1888 memcpy(instrs
[i
]->src
, srcs
, instr
->num_srcs
* sizeof(*instr
->src
));
1890 nir_ssa_dest_init(&instrs
[i
]->instr
, &instrs
[i
]->dest
,
1891 nir_tex_instr_dest_size(instr
), 32, NULL
);
1894 /* Fill in the last argument with the offset from the passed in offsets
1895 * and insert the instruction into the stream.
1897 for (uint32_t i
= 0; i
< 4; i
++) {
1899 src
.src
= nir_src_for_ssa(gather_offsets
->elems
[i
]->def
);
1900 src
.src_type
= nir_tex_src_offset
;
1901 instrs
[i
]->src
[instrs
[i
]->num_srcs
- 1] = src
;
1902 nir_builder_instr_insert(&b
->nb
, &instrs
[i
]->instr
);
1905 /* Combine the results of the 4 instructions by taking their .w
1908 nir_alu_instr
*vec4
= nir_alu_instr_create(b
->shader
, nir_op_vec4
);
1909 nir_ssa_dest_init(&vec4
->instr
, &vec4
->dest
.dest
, 4, 32, NULL
);
1910 vec4
->dest
.write_mask
= 0xf;
1911 for (uint32_t i
= 0; i
< 4; i
++) {
1912 vec4
->src
[i
].src
= nir_src_for_ssa(&instrs
[i
]->dest
.ssa
);
1913 vec4
->src
[i
].swizzle
[0] = 3;
1915 def
= &vec4
->dest
.dest
.ssa
;
1916 instruction
= &vec4
->instr
;
1918 def
= &instr
->dest
.ssa
;
1919 instruction
= &instr
->instr
;
1922 val
->ssa
= vtn_create_ssa_value(b
, ret_type
->type
);
1923 val
->ssa
->def
= def
;
1925 nir_builder_instr_insert(&b
->nb
, instruction
);
1929 fill_common_atomic_sources(struct vtn_builder
*b
, SpvOp opcode
,
1930 const uint32_t *w
, nir_src
*src
)
1933 case SpvOpAtomicIIncrement
:
1934 src
[0] = nir_src_for_ssa(nir_imm_int(&b
->nb
, 1));
1937 case SpvOpAtomicIDecrement
:
1938 src
[0] = nir_src_for_ssa(nir_imm_int(&b
->nb
, -1));
1941 case SpvOpAtomicISub
:
1943 nir_src_for_ssa(nir_ineg(&b
->nb
, vtn_ssa_value(b
, w
[6])->def
));
1946 case SpvOpAtomicCompareExchange
:
1947 src
[0] = nir_src_for_ssa(vtn_ssa_value(b
, w
[8])->def
);
1948 src
[1] = nir_src_for_ssa(vtn_ssa_value(b
, w
[7])->def
);
1951 case SpvOpAtomicExchange
:
1952 case SpvOpAtomicIAdd
:
1953 case SpvOpAtomicSMin
:
1954 case SpvOpAtomicUMin
:
1955 case SpvOpAtomicSMax
:
1956 case SpvOpAtomicUMax
:
1957 case SpvOpAtomicAnd
:
1959 case SpvOpAtomicXor
:
1960 src
[0] = nir_src_for_ssa(vtn_ssa_value(b
, w
[6])->def
);
1964 vtn_fail("Invalid SPIR-V atomic");
1968 static nir_ssa_def
*
1969 get_image_coord(struct vtn_builder
*b
, uint32_t value
)
1971 struct vtn_ssa_value
*coord
= vtn_ssa_value(b
, value
);
1973 /* The image_load_store intrinsics assume a 4-dim coordinate */
1974 unsigned dim
= glsl_get_vector_elements(coord
->type
);
1975 unsigned swizzle
[4];
1976 for (unsigned i
= 0; i
< 4; i
++)
1977 swizzle
[i
] = MIN2(i
, dim
- 1);
1979 return nir_swizzle(&b
->nb
, coord
->def
, swizzle
, 4, false);
1983 vtn_handle_image(struct vtn_builder
*b
, SpvOp opcode
,
1984 const uint32_t *w
, unsigned count
)
1986 /* Just get this one out of the way */
1987 if (opcode
== SpvOpImageTexelPointer
) {
1988 struct vtn_value
*val
=
1989 vtn_push_value(b
, w
[2], vtn_value_type_image_pointer
);
1990 val
->image
= ralloc(b
, struct vtn_image_pointer
);
1992 val
->image
->image
= vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
1993 val
->image
->coord
= get_image_coord(b
, w
[4]);
1994 val
->image
->sample
= vtn_ssa_value(b
, w
[5])->def
;
1998 struct vtn_image_pointer image
;
2001 case SpvOpAtomicExchange
:
2002 case SpvOpAtomicCompareExchange
:
2003 case SpvOpAtomicCompareExchangeWeak
:
2004 case SpvOpAtomicIIncrement
:
2005 case SpvOpAtomicIDecrement
:
2006 case SpvOpAtomicIAdd
:
2007 case SpvOpAtomicISub
:
2008 case SpvOpAtomicLoad
:
2009 case SpvOpAtomicSMin
:
2010 case SpvOpAtomicUMin
:
2011 case SpvOpAtomicSMax
:
2012 case SpvOpAtomicUMax
:
2013 case SpvOpAtomicAnd
:
2015 case SpvOpAtomicXor
:
2016 image
= *vtn_value(b
, w
[3], vtn_value_type_image_pointer
)->image
;
2019 case SpvOpAtomicStore
:
2020 image
= *vtn_value(b
, w
[1], vtn_value_type_image_pointer
)->image
;
2023 case SpvOpImageQuerySize
:
2024 image
.image
= vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
2026 image
.sample
= NULL
;
2029 case SpvOpImageRead
:
2030 image
.image
= vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
2031 image
.coord
= get_image_coord(b
, w
[4]);
2033 if (count
> 5 && (w
[5] & SpvImageOperandsSampleMask
)) {
2034 vtn_assert(w
[5] == SpvImageOperandsSampleMask
);
2035 image
.sample
= vtn_ssa_value(b
, w
[6])->def
;
2037 image
.sample
= nir_ssa_undef(&b
->nb
, 1, 32);
2041 case SpvOpImageWrite
:
2042 image
.image
= vtn_value(b
, w
[1], vtn_value_type_pointer
)->pointer
;
2043 image
.coord
= get_image_coord(b
, w
[2]);
2047 if (count
> 4 && (w
[4] & SpvImageOperandsSampleMask
)) {
2048 vtn_assert(w
[4] == SpvImageOperandsSampleMask
);
2049 image
.sample
= vtn_ssa_value(b
, w
[5])->def
;
2051 image
.sample
= nir_ssa_undef(&b
->nb
, 1, 32);
2056 vtn_fail("Invalid image opcode");
2059 nir_intrinsic_op op
;
2061 #define OP(S, N) case SpvOp##S: op = nir_intrinsic_image_##N; break;
2062 OP(ImageQuerySize
, size
)
2064 OP(ImageWrite
, store
)
2065 OP(AtomicLoad
, load
)
2066 OP(AtomicStore
, store
)
2067 OP(AtomicExchange
, atomic_exchange
)
2068 OP(AtomicCompareExchange
, atomic_comp_swap
)
2069 OP(AtomicIIncrement
, atomic_add
)
2070 OP(AtomicIDecrement
, atomic_add
)
2071 OP(AtomicIAdd
, atomic_add
)
2072 OP(AtomicISub
, atomic_add
)
2073 OP(AtomicSMin
, atomic_min
)
2074 OP(AtomicUMin
, atomic_min
)
2075 OP(AtomicSMax
, atomic_max
)
2076 OP(AtomicUMax
, atomic_max
)
2077 OP(AtomicAnd
, atomic_and
)
2078 OP(AtomicOr
, atomic_or
)
2079 OP(AtomicXor
, atomic_xor
)
2082 vtn_fail("Invalid image opcode");
2085 nir_intrinsic_instr
*intrin
= nir_intrinsic_instr_create(b
->shader
, op
);
2087 nir_deref_var
*image_deref
= vtn_pointer_to_deref(b
, image
.image
);
2088 intrin
->variables
[0] = nir_deref_var_clone(image_deref
, intrin
);
2090 /* ImageQuerySize doesn't take any extra parameters */
2091 if (opcode
!= SpvOpImageQuerySize
) {
2092 /* The image coordinate is always 4 components but we may not have that
2093 * many. Swizzle to compensate.
2096 for (unsigned i
= 0; i
< 4; i
++)
2097 swiz
[i
] = i
< image
.coord
->num_components
? i
: 0;
2098 intrin
->src
[0] = nir_src_for_ssa(nir_swizzle(&b
->nb
, image
.coord
,
2100 intrin
->src
[1] = nir_src_for_ssa(image
.sample
);
2104 case SpvOpAtomicLoad
:
2105 case SpvOpImageQuerySize
:
2106 case SpvOpImageRead
:
2108 case SpvOpAtomicStore
:
2109 intrin
->src
[2] = nir_src_for_ssa(vtn_ssa_value(b
, w
[4])->def
);
2111 case SpvOpImageWrite
:
2112 intrin
->src
[2] = nir_src_for_ssa(vtn_ssa_value(b
, w
[3])->def
);
2115 case SpvOpAtomicCompareExchange
:
2116 case SpvOpAtomicIIncrement
:
2117 case SpvOpAtomicIDecrement
:
2118 case SpvOpAtomicExchange
:
2119 case SpvOpAtomicIAdd
:
2120 case SpvOpAtomicISub
:
2121 case SpvOpAtomicSMin
:
2122 case SpvOpAtomicUMin
:
2123 case SpvOpAtomicSMax
:
2124 case SpvOpAtomicUMax
:
2125 case SpvOpAtomicAnd
:
2127 case SpvOpAtomicXor
:
2128 fill_common_atomic_sources(b
, opcode
, w
, &intrin
->src
[2]);
2132 vtn_fail("Invalid image opcode");
2135 if (opcode
!= SpvOpImageWrite
) {
2136 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_ssa
);
2137 struct vtn_type
*type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
2139 unsigned dest_components
=
2140 nir_intrinsic_infos
[intrin
->intrinsic
].dest_components
;
2141 if (intrin
->intrinsic
== nir_intrinsic_image_size
) {
2142 dest_components
= intrin
->num_components
=
2143 glsl_get_vector_elements(type
->type
);
2146 nir_ssa_dest_init(&intrin
->instr
, &intrin
->dest
,
2147 dest_components
, 32, NULL
);
2149 nir_builder_instr_insert(&b
->nb
, &intrin
->instr
);
2151 val
->ssa
= vtn_create_ssa_value(b
, type
->type
);
2152 val
->ssa
->def
= &intrin
->dest
.ssa
;
2154 nir_builder_instr_insert(&b
->nb
, &intrin
->instr
);
2158 static nir_intrinsic_op
2159 get_ssbo_nir_atomic_op(struct vtn_builder
*b
, SpvOp opcode
)
2162 case SpvOpAtomicLoad
: return nir_intrinsic_load_ssbo
;
2163 case SpvOpAtomicStore
: return nir_intrinsic_store_ssbo
;
2164 #define OP(S, N) case SpvOp##S: return nir_intrinsic_ssbo_##N;
2165 OP(AtomicExchange
, atomic_exchange
)
2166 OP(AtomicCompareExchange
, atomic_comp_swap
)
2167 OP(AtomicIIncrement
, atomic_add
)
2168 OP(AtomicIDecrement
, atomic_add
)
2169 OP(AtomicIAdd
, atomic_add
)
2170 OP(AtomicISub
, atomic_add
)
2171 OP(AtomicSMin
, atomic_imin
)
2172 OP(AtomicUMin
, atomic_umin
)
2173 OP(AtomicSMax
, atomic_imax
)
2174 OP(AtomicUMax
, atomic_umax
)
2175 OP(AtomicAnd
, atomic_and
)
2176 OP(AtomicOr
, atomic_or
)
2177 OP(AtomicXor
, atomic_xor
)
2180 vtn_fail("Invalid SSBO atomic");
2184 static nir_intrinsic_op
2185 get_shared_nir_atomic_op(struct vtn_builder
*b
, SpvOp opcode
)
2188 case SpvOpAtomicLoad
: return nir_intrinsic_load_var
;
2189 case SpvOpAtomicStore
: return nir_intrinsic_store_var
;
2190 #define OP(S, N) case SpvOp##S: return nir_intrinsic_var_##N;
2191 OP(AtomicExchange
, atomic_exchange
)
2192 OP(AtomicCompareExchange
, atomic_comp_swap
)
2193 OP(AtomicIIncrement
, atomic_add
)
2194 OP(AtomicIDecrement
, atomic_add
)
2195 OP(AtomicIAdd
, atomic_add
)
2196 OP(AtomicISub
, atomic_add
)
2197 OP(AtomicSMin
, atomic_imin
)
2198 OP(AtomicUMin
, atomic_umin
)
2199 OP(AtomicSMax
, atomic_imax
)
2200 OP(AtomicUMax
, atomic_umax
)
2201 OP(AtomicAnd
, atomic_and
)
2202 OP(AtomicOr
, atomic_or
)
2203 OP(AtomicXor
, atomic_xor
)
2206 vtn_fail("Invalid shared atomic");
2211 vtn_handle_ssbo_or_shared_atomic(struct vtn_builder
*b
, SpvOp opcode
,
2212 const uint32_t *w
, unsigned count
)
2214 struct vtn_pointer
*ptr
;
2215 nir_intrinsic_instr
*atomic
;
2218 case SpvOpAtomicLoad
:
2219 case SpvOpAtomicExchange
:
2220 case SpvOpAtomicCompareExchange
:
2221 case SpvOpAtomicCompareExchangeWeak
:
2222 case SpvOpAtomicIIncrement
:
2223 case SpvOpAtomicIDecrement
:
2224 case SpvOpAtomicIAdd
:
2225 case SpvOpAtomicISub
:
2226 case SpvOpAtomicSMin
:
2227 case SpvOpAtomicUMin
:
2228 case SpvOpAtomicSMax
:
2229 case SpvOpAtomicUMax
:
2230 case SpvOpAtomicAnd
:
2232 case SpvOpAtomicXor
:
2233 ptr
= vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
2236 case SpvOpAtomicStore
:
2237 ptr
= vtn_value(b
, w
[1], vtn_value_type_pointer
)->pointer
;
2241 vtn_fail("Invalid SPIR-V atomic");
2245 SpvScope scope = w[4];
2246 SpvMemorySemanticsMask semantics = w[5];
2249 if (ptr
->mode
== vtn_variable_mode_workgroup
) {
2250 nir_deref_var
*deref
= vtn_pointer_to_deref(b
, ptr
);
2251 const struct glsl_type
*deref_type
= nir_deref_tail(&deref
->deref
)->type
;
2252 nir_intrinsic_op op
= get_shared_nir_atomic_op(b
, opcode
);
2253 atomic
= nir_intrinsic_instr_create(b
->nb
.shader
, op
);
2254 atomic
->variables
[0] = nir_deref_var_clone(deref
, atomic
);
2257 case SpvOpAtomicLoad
:
2258 atomic
->num_components
= glsl_get_vector_elements(deref_type
);
2261 case SpvOpAtomicStore
:
2262 atomic
->num_components
= glsl_get_vector_elements(deref_type
);
2263 nir_intrinsic_set_write_mask(atomic
, (1 << atomic
->num_components
) - 1);
2264 atomic
->src
[0] = nir_src_for_ssa(vtn_ssa_value(b
, w
[4])->def
);
2267 case SpvOpAtomicExchange
:
2268 case SpvOpAtomicCompareExchange
:
2269 case SpvOpAtomicCompareExchangeWeak
:
2270 case SpvOpAtomicIIncrement
:
2271 case SpvOpAtomicIDecrement
:
2272 case SpvOpAtomicIAdd
:
2273 case SpvOpAtomicISub
:
2274 case SpvOpAtomicSMin
:
2275 case SpvOpAtomicUMin
:
2276 case SpvOpAtomicSMax
:
2277 case SpvOpAtomicUMax
:
2278 case SpvOpAtomicAnd
:
2280 case SpvOpAtomicXor
:
2281 fill_common_atomic_sources(b
, opcode
, w
, &atomic
->src
[0]);
2285 vtn_fail("Invalid SPIR-V atomic");
2289 vtn_assert(ptr
->mode
== vtn_variable_mode_ssbo
);
2290 nir_ssa_def
*offset
, *index
;
2291 offset
= vtn_pointer_to_offset(b
, ptr
, &index
, NULL
);
2293 nir_intrinsic_op op
= get_ssbo_nir_atomic_op(b
, opcode
);
2295 atomic
= nir_intrinsic_instr_create(b
->nb
.shader
, op
);
2298 case SpvOpAtomicLoad
:
2299 atomic
->num_components
= glsl_get_vector_elements(ptr
->type
->type
);
2300 atomic
->src
[0] = nir_src_for_ssa(index
);
2301 atomic
->src
[1] = nir_src_for_ssa(offset
);
2304 case SpvOpAtomicStore
:
2305 atomic
->num_components
= glsl_get_vector_elements(ptr
->type
->type
);
2306 nir_intrinsic_set_write_mask(atomic
, (1 << atomic
->num_components
) - 1);
2307 atomic
->src
[0] = nir_src_for_ssa(vtn_ssa_value(b
, w
[4])->def
);
2308 atomic
->src
[1] = nir_src_for_ssa(index
);
2309 atomic
->src
[2] = nir_src_for_ssa(offset
);
2312 case SpvOpAtomicExchange
:
2313 case SpvOpAtomicCompareExchange
:
2314 case SpvOpAtomicCompareExchangeWeak
:
2315 case SpvOpAtomicIIncrement
:
2316 case SpvOpAtomicIDecrement
:
2317 case SpvOpAtomicIAdd
:
2318 case SpvOpAtomicISub
:
2319 case SpvOpAtomicSMin
:
2320 case SpvOpAtomicUMin
:
2321 case SpvOpAtomicSMax
:
2322 case SpvOpAtomicUMax
:
2323 case SpvOpAtomicAnd
:
2325 case SpvOpAtomicXor
:
2326 atomic
->src
[0] = nir_src_for_ssa(index
);
2327 atomic
->src
[1] = nir_src_for_ssa(offset
);
2328 fill_common_atomic_sources(b
, opcode
, w
, &atomic
->src
[2]);
2332 vtn_fail("Invalid SPIR-V atomic");
2336 if (opcode
!= SpvOpAtomicStore
) {
2337 struct vtn_type
*type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
2339 nir_ssa_dest_init(&atomic
->instr
, &atomic
->dest
,
2340 glsl_get_vector_elements(type
->type
),
2341 glsl_get_bit_size(type
->type
), NULL
);
2343 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_ssa
);
2344 val
->ssa
= rzalloc(b
, struct vtn_ssa_value
);
2345 val
->ssa
->def
= &atomic
->dest
.ssa
;
2346 val
->ssa
->type
= type
->type
;
2349 nir_builder_instr_insert(&b
->nb
, &atomic
->instr
);
2352 static nir_alu_instr
*
2353 create_vec(struct vtn_builder
*b
, unsigned num_components
, unsigned bit_size
)
2356 switch (num_components
) {
2357 case 1: op
= nir_op_fmov
; break;
2358 case 2: op
= nir_op_vec2
; break;
2359 case 3: op
= nir_op_vec3
; break;
2360 case 4: op
= nir_op_vec4
; break;
2361 default: vtn_fail("bad vector size");
2364 nir_alu_instr
*vec
= nir_alu_instr_create(b
->shader
, op
);
2365 nir_ssa_dest_init(&vec
->instr
, &vec
->dest
.dest
, num_components
,
2367 vec
->dest
.write_mask
= (1 << num_components
) - 1;
2372 struct vtn_ssa_value
*
2373 vtn_ssa_transpose(struct vtn_builder
*b
, struct vtn_ssa_value
*src
)
2375 if (src
->transposed
)
2376 return src
->transposed
;
2378 struct vtn_ssa_value
*dest
=
2379 vtn_create_ssa_value(b
, glsl_transposed_type(src
->type
));
2381 for (unsigned i
= 0; i
< glsl_get_matrix_columns(dest
->type
); i
++) {
2382 nir_alu_instr
*vec
= create_vec(b
, 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
, 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
, 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
, num_components
, srcs
[0]->bit_size
);
2489 /* From the SPIR-V 1.1 spec for OpCompositeConstruct:
2491 * "When constructing a vector, there must be at least two Constituent
2494 vtn_assert(num_srcs
>= 2);
2496 unsigned dest_idx
= 0;
2497 for (unsigned i
= 0; i
< num_srcs
; i
++) {
2498 nir_ssa_def
*src
= srcs
[i
];
2499 vtn_assert(dest_idx
+ src
->num_components
<= num_components
);
2500 for (unsigned j
= 0; j
< src
->num_components
; j
++) {
2501 vec
->src
[dest_idx
].src
= nir_src_for_ssa(src
);
2502 vec
->src
[dest_idx
].swizzle
[0] = j
;
2507 /* From the SPIR-V 1.1 spec for OpCompositeConstruct:
2509 * "When constructing a vector, the total number of components in all
2510 * the operands must equal the number of components in Result Type."
2512 vtn_assert(dest_idx
== num_components
);
2514 nir_builder_instr_insert(&b
->nb
, &vec
->instr
);
2516 return &vec
->dest
.dest
.ssa
;
2519 static struct vtn_ssa_value
*
2520 vtn_composite_copy(void *mem_ctx
, struct vtn_ssa_value
*src
)
2522 struct vtn_ssa_value
*dest
= rzalloc(mem_ctx
, struct vtn_ssa_value
);
2523 dest
->type
= src
->type
;
2525 if (glsl_type_is_vector_or_scalar(src
->type
)) {
2526 dest
->def
= src
->def
;
2528 unsigned elems
= glsl_get_length(src
->type
);
2530 dest
->elems
= ralloc_array(mem_ctx
, struct vtn_ssa_value
*, elems
);
2531 for (unsigned i
= 0; i
< elems
; i
++)
2532 dest
->elems
[i
] = vtn_composite_copy(mem_ctx
, src
->elems
[i
]);
2538 static struct vtn_ssa_value
*
2539 vtn_composite_insert(struct vtn_builder
*b
, struct vtn_ssa_value
*src
,
2540 struct vtn_ssa_value
*insert
, const uint32_t *indices
,
2541 unsigned num_indices
)
2543 struct vtn_ssa_value
*dest
= vtn_composite_copy(b
, src
);
2545 struct vtn_ssa_value
*cur
= dest
;
2547 for (i
= 0; i
< num_indices
- 1; i
++) {
2548 cur
= cur
->elems
[indices
[i
]];
2551 if (glsl_type_is_vector_or_scalar(cur
->type
)) {
2552 /* According to the SPIR-V spec, OpCompositeInsert may work down to
2553 * the component granularity. In that case, the last index will be
2554 * the index to insert the scalar into the vector.
2557 cur
->def
= vtn_vector_insert(b
, cur
->def
, insert
->def
, indices
[i
]);
2559 cur
->elems
[indices
[i
]] = insert
;
2565 static struct vtn_ssa_value
*
2566 vtn_composite_extract(struct vtn_builder
*b
, struct vtn_ssa_value
*src
,
2567 const uint32_t *indices
, unsigned num_indices
)
2569 struct vtn_ssa_value
*cur
= src
;
2570 for (unsigned i
= 0; i
< num_indices
; i
++) {
2571 if (glsl_type_is_vector_or_scalar(cur
->type
)) {
2572 vtn_assert(i
== num_indices
- 1);
2573 /* According to the SPIR-V spec, OpCompositeExtract may work down to
2574 * the component granularity. The last index will be the index of the
2575 * vector to extract.
2578 struct vtn_ssa_value
*ret
= rzalloc(b
, struct vtn_ssa_value
);
2579 ret
->type
= glsl_scalar_type(glsl_get_base_type(cur
->type
));
2580 ret
->def
= vtn_vector_extract(b
, cur
->def
, indices
[i
]);
2583 cur
= cur
->elems
[indices
[i
]];
2591 vtn_handle_composite(struct vtn_builder
*b
, SpvOp opcode
,
2592 const uint32_t *w
, unsigned count
)
2594 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_ssa
);
2595 const struct glsl_type
*type
=
2596 vtn_value(b
, w
[1], vtn_value_type_type
)->type
->type
;
2597 val
->ssa
= vtn_create_ssa_value(b
, type
);
2600 case SpvOpVectorExtractDynamic
:
2601 val
->ssa
->def
= vtn_vector_extract_dynamic(b
, vtn_ssa_value(b
, w
[3])->def
,
2602 vtn_ssa_value(b
, w
[4])->def
);
2605 case SpvOpVectorInsertDynamic
:
2606 val
->ssa
->def
= vtn_vector_insert_dynamic(b
, vtn_ssa_value(b
, w
[3])->def
,
2607 vtn_ssa_value(b
, w
[4])->def
,
2608 vtn_ssa_value(b
, w
[5])->def
);
2611 case SpvOpVectorShuffle
:
2612 val
->ssa
->def
= vtn_vector_shuffle(b
, glsl_get_vector_elements(type
),
2613 vtn_ssa_value(b
, w
[3])->def
,
2614 vtn_ssa_value(b
, w
[4])->def
,
2618 case SpvOpCompositeConstruct
: {
2619 unsigned elems
= count
- 3;
2620 if (glsl_type_is_vector_or_scalar(type
)) {
2621 nir_ssa_def
*srcs
[4];
2622 for (unsigned i
= 0; i
< elems
; i
++)
2623 srcs
[i
] = vtn_ssa_value(b
, w
[3 + i
])->def
;
2625 vtn_vector_construct(b
, glsl_get_vector_elements(type
),
2628 val
->ssa
->elems
= ralloc_array(b
, struct vtn_ssa_value
*, elems
);
2629 for (unsigned i
= 0; i
< elems
; i
++)
2630 val
->ssa
->elems
[i
] = vtn_ssa_value(b
, w
[3 + i
]);
2634 case SpvOpCompositeExtract
:
2635 val
->ssa
= vtn_composite_extract(b
, vtn_ssa_value(b
, w
[3]),
2639 case SpvOpCompositeInsert
:
2640 val
->ssa
= vtn_composite_insert(b
, vtn_ssa_value(b
, w
[4]),
2641 vtn_ssa_value(b
, w
[3]),
2645 case SpvOpCopyObject
:
2646 val
->ssa
= vtn_composite_copy(b
, vtn_ssa_value(b
, w
[3]));
2650 vtn_fail("unknown composite operation");
2655 vtn_handle_barrier(struct vtn_builder
*b
, SpvOp opcode
,
2656 const uint32_t *w
, unsigned count
)
2658 nir_intrinsic_op intrinsic_op
;
2660 case SpvOpEmitVertex
:
2661 case SpvOpEmitStreamVertex
:
2662 intrinsic_op
= nir_intrinsic_emit_vertex
;
2664 case SpvOpEndPrimitive
:
2665 case SpvOpEndStreamPrimitive
:
2666 intrinsic_op
= nir_intrinsic_end_primitive
;
2668 case SpvOpMemoryBarrier
:
2669 intrinsic_op
= nir_intrinsic_memory_barrier
;
2671 case SpvOpControlBarrier
:
2672 intrinsic_op
= nir_intrinsic_barrier
;
2675 vtn_fail("unknown barrier instruction");
2678 nir_intrinsic_instr
*intrin
=
2679 nir_intrinsic_instr_create(b
->shader
, intrinsic_op
);
2681 if (opcode
== SpvOpEmitStreamVertex
|| opcode
== SpvOpEndStreamPrimitive
)
2682 nir_intrinsic_set_stream_id(intrin
, w
[1]);
2684 nir_builder_instr_insert(&b
->nb
, &intrin
->instr
);
2688 gl_primitive_from_spv_execution_mode(struct vtn_builder
*b
,
2689 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 vtn_fail("Invalid primitive type");
2717 vertices_in_from_spv_execution_mode(struct vtn_builder
*b
,
2718 SpvExecutionMode mode
)
2721 case SpvExecutionModeInputPoints
:
2723 case SpvExecutionModeInputLines
:
2725 case SpvExecutionModeInputLinesAdjacency
:
2727 case SpvExecutionModeTriangles
:
2729 case SpvExecutionModeInputTrianglesAdjacency
:
2732 vtn_fail("Invalid GS input mode");
2736 static gl_shader_stage
2737 stage_for_execution_model(struct vtn_builder
*b
, SpvExecutionModel model
)
2740 case SpvExecutionModelVertex
:
2741 return MESA_SHADER_VERTEX
;
2742 case SpvExecutionModelTessellationControl
:
2743 return MESA_SHADER_TESS_CTRL
;
2744 case SpvExecutionModelTessellationEvaluation
:
2745 return MESA_SHADER_TESS_EVAL
;
2746 case SpvExecutionModelGeometry
:
2747 return MESA_SHADER_GEOMETRY
;
2748 case SpvExecutionModelFragment
:
2749 return MESA_SHADER_FRAGMENT
;
2750 case SpvExecutionModelGLCompute
:
2751 return MESA_SHADER_COMPUTE
;
2753 vtn_fail("Unsupported execution model");
2757 #define spv_check_supported(name, cap) do { \
2758 if (!(b->options && b->options->caps.name)) \
2759 vtn_warn("Unsupported SPIR-V capability: %s", \
2760 spirv_capability_to_string(cap)); \
2764 vtn_handle_preamble_instruction(struct vtn_builder
*b
, SpvOp opcode
,
2765 const uint32_t *w
, unsigned count
)
2772 case SpvSourceLanguageUnknown
: lang
= "unknown"; break;
2773 case SpvSourceLanguageESSL
: lang
= "ESSL"; break;
2774 case SpvSourceLanguageGLSL
: lang
= "GLSL"; break;
2775 case SpvSourceLanguageOpenCL_C
: lang
= "OpenCL C"; break;
2776 case SpvSourceLanguageOpenCL_CPP
: lang
= "OpenCL C++"; break;
2777 case SpvSourceLanguageHLSL
: lang
= "HLSL"; break;
2780 uint32_t version
= w
[2];
2783 (count
> 3) ? vtn_value(b
, w
[3], vtn_value_type_string
)->str
: "";
2785 vtn_info("Parsing SPIR-V from %s %u source file %s", lang
, version
, file
);
2789 case SpvOpSourceExtension
:
2790 case SpvOpSourceContinued
:
2791 case SpvOpExtension
:
2792 /* Unhandled, but these are for debug so that's ok. */
2795 case SpvOpCapability
: {
2796 SpvCapability cap
= w
[1];
2798 case SpvCapabilityMatrix
:
2799 case SpvCapabilityShader
:
2800 case SpvCapabilityGeometry
:
2801 case SpvCapabilityGeometryPointSize
:
2802 case SpvCapabilityUniformBufferArrayDynamicIndexing
:
2803 case SpvCapabilitySampledImageArrayDynamicIndexing
:
2804 case SpvCapabilityStorageBufferArrayDynamicIndexing
:
2805 case SpvCapabilityStorageImageArrayDynamicIndexing
:
2806 case SpvCapabilityImageRect
:
2807 case SpvCapabilitySampledRect
:
2808 case SpvCapabilitySampled1D
:
2809 case SpvCapabilityImage1D
:
2810 case SpvCapabilitySampledCubeArray
:
2811 case SpvCapabilityImageCubeArray
:
2812 case SpvCapabilitySampledBuffer
:
2813 case SpvCapabilityImageBuffer
:
2814 case SpvCapabilityImageQuery
:
2815 case SpvCapabilityDerivativeControl
:
2816 case SpvCapabilityInterpolationFunction
:
2817 case SpvCapabilityMultiViewport
:
2818 case SpvCapabilitySampleRateShading
:
2819 case SpvCapabilityClipDistance
:
2820 case SpvCapabilityCullDistance
:
2821 case SpvCapabilityInputAttachment
:
2822 case SpvCapabilityImageGatherExtended
:
2823 case SpvCapabilityStorageImageExtendedFormats
:
2826 case SpvCapabilityGeometryStreams
:
2827 case SpvCapabilityLinkage
:
2828 case SpvCapabilityVector16
:
2829 case SpvCapabilityFloat16Buffer
:
2830 case SpvCapabilityFloat16
:
2831 case SpvCapabilityInt64Atomics
:
2832 case SpvCapabilityAtomicStorage
:
2833 case SpvCapabilityInt16
:
2834 case SpvCapabilityStorageImageMultisample
:
2835 case SpvCapabilityInt8
:
2836 case SpvCapabilitySparseResidency
:
2837 case SpvCapabilityMinLod
:
2838 case SpvCapabilityTransformFeedback
:
2839 vtn_warn("Unsupported SPIR-V capability: %s",
2840 spirv_capability_to_string(cap
));
2843 case SpvCapabilityFloat64
:
2844 spv_check_supported(float64
, cap
);
2846 case SpvCapabilityInt64
:
2847 spv_check_supported(int64
, cap
);
2850 case SpvCapabilityAddresses
:
2851 case SpvCapabilityKernel
:
2852 case SpvCapabilityImageBasic
:
2853 case SpvCapabilityImageReadWrite
:
2854 case SpvCapabilityImageMipmap
:
2855 case SpvCapabilityPipes
:
2856 case SpvCapabilityGroups
:
2857 case SpvCapabilityDeviceEnqueue
:
2858 case SpvCapabilityLiteralSampler
:
2859 case SpvCapabilityGenericPointer
:
2860 vtn_warn("Unsupported OpenCL-style SPIR-V capability: %s",
2861 spirv_capability_to_string(cap
));
2864 case SpvCapabilityImageMSArray
:
2865 spv_check_supported(image_ms_array
, cap
);
2868 case SpvCapabilityTessellation
:
2869 case SpvCapabilityTessellationPointSize
:
2870 spv_check_supported(tessellation
, cap
);
2873 case SpvCapabilityDrawParameters
:
2874 spv_check_supported(draw_parameters
, cap
);
2877 case SpvCapabilityStorageImageReadWithoutFormat
:
2878 spv_check_supported(image_read_without_format
, cap
);
2881 case SpvCapabilityStorageImageWriteWithoutFormat
:
2882 spv_check_supported(image_write_without_format
, cap
);
2885 case SpvCapabilityMultiView
:
2886 spv_check_supported(multiview
, cap
);
2889 case SpvCapabilityVariablePointersStorageBuffer
:
2890 case SpvCapabilityVariablePointers
:
2891 spv_check_supported(variable_pointers
, cap
);
2895 vtn_fail("Unhandled capability");
2900 case SpvOpExtInstImport
:
2901 vtn_handle_extension(b
, opcode
, w
, count
);
2904 case SpvOpMemoryModel
:
2905 vtn_assert(w
[1] == SpvAddressingModelLogical
);
2906 vtn_assert(w
[2] == SpvMemoryModelSimple
||
2907 w
[2] == SpvMemoryModelGLSL450
);
2910 case SpvOpEntryPoint
: {
2911 struct vtn_value
*entry_point
= &b
->values
[w
[2]];
2912 /* Let this be a name label regardless */
2913 unsigned name_words
;
2914 entry_point
->name
= vtn_string_literal(b
, &w
[3], count
- 3, &name_words
);
2916 if (strcmp(entry_point
->name
, b
->entry_point_name
) != 0 ||
2917 stage_for_execution_model(b
, w
[1]) != b
->entry_point_stage
)
2920 vtn_assert(b
->entry_point
== NULL
);
2921 b
->entry_point
= entry_point
;
2926 vtn_push_value(b
, w
[1], vtn_value_type_string
)->str
=
2927 vtn_string_literal(b
, &w
[2], count
- 2, NULL
);
2931 b
->values
[w
[1]].name
= vtn_string_literal(b
, &w
[2], count
- 2, NULL
);
2934 case SpvOpMemberName
:
2938 case SpvOpExecutionMode
:
2939 case SpvOpDecorationGroup
:
2941 case SpvOpMemberDecorate
:
2942 case SpvOpGroupDecorate
:
2943 case SpvOpGroupMemberDecorate
:
2944 vtn_handle_decoration(b
, opcode
, w
, count
);
2948 return false; /* End of preamble */
2955 vtn_handle_execution_mode(struct vtn_builder
*b
, struct vtn_value
*entry_point
,
2956 const struct vtn_decoration
*mode
, void *data
)
2958 vtn_assert(b
->entry_point
== entry_point
);
2960 switch(mode
->exec_mode
) {
2961 case SpvExecutionModeOriginUpperLeft
:
2962 case SpvExecutionModeOriginLowerLeft
:
2963 b
->origin_upper_left
=
2964 (mode
->exec_mode
== SpvExecutionModeOriginUpperLeft
);
2967 case SpvExecutionModeEarlyFragmentTests
:
2968 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_FRAGMENT
);
2969 b
->shader
->info
.fs
.early_fragment_tests
= true;
2972 case SpvExecutionModeInvocations
:
2973 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_GEOMETRY
);
2974 b
->shader
->info
.gs
.invocations
= MAX2(1, mode
->literals
[0]);
2977 case SpvExecutionModeDepthReplacing
:
2978 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_FRAGMENT
);
2979 b
->shader
->info
.fs
.depth_layout
= FRAG_DEPTH_LAYOUT_ANY
;
2981 case SpvExecutionModeDepthGreater
:
2982 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_FRAGMENT
);
2983 b
->shader
->info
.fs
.depth_layout
= FRAG_DEPTH_LAYOUT_GREATER
;
2985 case SpvExecutionModeDepthLess
:
2986 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_FRAGMENT
);
2987 b
->shader
->info
.fs
.depth_layout
= FRAG_DEPTH_LAYOUT_LESS
;
2989 case SpvExecutionModeDepthUnchanged
:
2990 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_FRAGMENT
);
2991 b
->shader
->info
.fs
.depth_layout
= FRAG_DEPTH_LAYOUT_UNCHANGED
;
2994 case SpvExecutionModeLocalSize
:
2995 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_COMPUTE
);
2996 b
->shader
->info
.cs
.local_size
[0] = mode
->literals
[0];
2997 b
->shader
->info
.cs
.local_size
[1] = mode
->literals
[1];
2998 b
->shader
->info
.cs
.local_size
[2] = mode
->literals
[2];
3000 case SpvExecutionModeLocalSizeHint
:
3001 break; /* Nothing to do with this */
3003 case SpvExecutionModeOutputVertices
:
3004 if (b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3005 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
) {
3006 b
->shader
->info
.tess
.tcs_vertices_out
= mode
->literals
[0];
3008 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_GEOMETRY
);
3009 b
->shader
->info
.gs
.vertices_out
= mode
->literals
[0];
3013 case SpvExecutionModeInputPoints
:
3014 case SpvExecutionModeInputLines
:
3015 case SpvExecutionModeInputLinesAdjacency
:
3016 case SpvExecutionModeTriangles
:
3017 case SpvExecutionModeInputTrianglesAdjacency
:
3018 case SpvExecutionModeQuads
:
3019 case SpvExecutionModeIsolines
:
3020 if (b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3021 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
) {
3022 b
->shader
->info
.tess
.primitive_mode
=
3023 gl_primitive_from_spv_execution_mode(b
, mode
->exec_mode
);
3025 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_GEOMETRY
);
3026 b
->shader
->info
.gs
.vertices_in
=
3027 vertices_in_from_spv_execution_mode(b
, mode
->exec_mode
);
3031 case SpvExecutionModeOutputPoints
:
3032 case SpvExecutionModeOutputLineStrip
:
3033 case SpvExecutionModeOutputTriangleStrip
:
3034 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_GEOMETRY
);
3035 b
->shader
->info
.gs
.output_primitive
=
3036 gl_primitive_from_spv_execution_mode(b
, mode
->exec_mode
);
3039 case SpvExecutionModeSpacingEqual
:
3040 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3041 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3042 b
->shader
->info
.tess
.spacing
= TESS_SPACING_EQUAL
;
3044 case SpvExecutionModeSpacingFractionalEven
:
3045 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3046 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3047 b
->shader
->info
.tess
.spacing
= TESS_SPACING_FRACTIONAL_EVEN
;
3049 case SpvExecutionModeSpacingFractionalOdd
:
3050 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3051 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3052 b
->shader
->info
.tess
.spacing
= TESS_SPACING_FRACTIONAL_ODD
;
3054 case SpvExecutionModeVertexOrderCw
:
3055 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3056 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3057 b
->shader
->info
.tess
.ccw
= false;
3059 case SpvExecutionModeVertexOrderCcw
:
3060 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3061 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3062 b
->shader
->info
.tess
.ccw
= true;
3064 case SpvExecutionModePointMode
:
3065 vtn_assert(b
->shader
->info
.stage
== MESA_SHADER_TESS_CTRL
||
3066 b
->shader
->info
.stage
== MESA_SHADER_TESS_EVAL
);
3067 b
->shader
->info
.tess
.point_mode
= true;
3070 case SpvExecutionModePixelCenterInteger
:
3071 b
->pixel_center_integer
= true;
3074 case SpvExecutionModeXfb
:
3075 vtn_fail("Unhandled execution mode");
3078 case SpvExecutionModeVecTypeHint
:
3079 case SpvExecutionModeContractionOff
:
3083 vtn_fail("Unhandled execution mode");
3088 vtn_handle_variable_or_type_instruction(struct vtn_builder
*b
, SpvOp opcode
,
3089 const uint32_t *w
, unsigned count
)
3093 case SpvOpSourceContinued
:
3094 case SpvOpSourceExtension
:
3095 case SpvOpExtension
:
3096 case SpvOpCapability
:
3097 case SpvOpExtInstImport
:
3098 case SpvOpMemoryModel
:
3099 case SpvOpEntryPoint
:
3100 case SpvOpExecutionMode
:
3103 case SpvOpMemberName
:
3104 case SpvOpDecorationGroup
:
3106 case SpvOpMemberDecorate
:
3107 case SpvOpGroupDecorate
:
3108 case SpvOpGroupMemberDecorate
:
3109 vtn_fail("Invalid opcode types and variables section");
3115 case SpvOpTypeFloat
:
3116 case SpvOpTypeVector
:
3117 case SpvOpTypeMatrix
:
3118 case SpvOpTypeImage
:
3119 case SpvOpTypeSampler
:
3120 case SpvOpTypeSampledImage
:
3121 case SpvOpTypeArray
:
3122 case SpvOpTypeRuntimeArray
:
3123 case SpvOpTypeStruct
:
3124 case SpvOpTypeOpaque
:
3125 case SpvOpTypePointer
:
3126 case SpvOpTypeFunction
:
3127 case SpvOpTypeEvent
:
3128 case SpvOpTypeDeviceEvent
:
3129 case SpvOpTypeReserveId
:
3130 case SpvOpTypeQueue
:
3132 vtn_handle_type(b
, opcode
, w
, count
);
3135 case SpvOpConstantTrue
:
3136 case SpvOpConstantFalse
:
3138 case SpvOpConstantComposite
:
3139 case SpvOpConstantSampler
:
3140 case SpvOpConstantNull
:
3141 case SpvOpSpecConstantTrue
:
3142 case SpvOpSpecConstantFalse
:
3143 case SpvOpSpecConstant
:
3144 case SpvOpSpecConstantComposite
:
3145 case SpvOpSpecConstantOp
:
3146 vtn_handle_constant(b
, opcode
, w
, count
);
3151 vtn_handle_variables(b
, opcode
, w
, count
);
3155 return false; /* End of preamble */
3162 vtn_handle_body_instruction(struct vtn_builder
*b
, SpvOp opcode
,
3163 const uint32_t *w
, unsigned count
)
3169 case SpvOpLoopMerge
:
3170 case SpvOpSelectionMerge
:
3171 /* This is handled by cfg pre-pass and walk_blocks */
3175 struct vtn_value
*val
= vtn_push_value(b
, w
[2], vtn_value_type_undef
);
3176 val
->type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
3181 vtn_handle_extension(b
, opcode
, w
, count
);
3187 case SpvOpCopyMemory
:
3188 case SpvOpCopyMemorySized
:
3189 case SpvOpAccessChain
:
3190 case SpvOpPtrAccessChain
:
3191 case SpvOpInBoundsAccessChain
:
3192 case SpvOpArrayLength
:
3193 vtn_handle_variables(b
, opcode
, w
, count
);
3196 case SpvOpFunctionCall
:
3197 vtn_handle_function_call(b
, opcode
, w
, count
);
3200 case SpvOpSampledImage
:
3202 case SpvOpImageSampleImplicitLod
:
3203 case SpvOpImageSampleExplicitLod
:
3204 case SpvOpImageSampleDrefImplicitLod
:
3205 case SpvOpImageSampleDrefExplicitLod
:
3206 case SpvOpImageSampleProjImplicitLod
:
3207 case SpvOpImageSampleProjExplicitLod
:
3208 case SpvOpImageSampleProjDrefImplicitLod
:
3209 case SpvOpImageSampleProjDrefExplicitLod
:
3210 case SpvOpImageFetch
:
3211 case SpvOpImageGather
:
3212 case SpvOpImageDrefGather
:
3213 case SpvOpImageQuerySizeLod
:
3214 case SpvOpImageQueryLod
:
3215 case SpvOpImageQueryLevels
:
3216 case SpvOpImageQuerySamples
:
3217 vtn_handle_texture(b
, opcode
, w
, count
);
3220 case SpvOpImageRead
:
3221 case SpvOpImageWrite
:
3222 case SpvOpImageTexelPointer
:
3223 vtn_handle_image(b
, opcode
, w
, count
);
3226 case SpvOpImageQuerySize
: {
3227 struct vtn_pointer
*image
=
3228 vtn_value(b
, w
[3], vtn_value_type_pointer
)->pointer
;
3229 if (image
->mode
== vtn_variable_mode_image
) {
3230 vtn_handle_image(b
, opcode
, w
, count
);
3232 vtn_assert(image
->mode
== vtn_variable_mode_sampler
);
3233 vtn_handle_texture(b
, opcode
, w
, count
);
3238 case SpvOpAtomicLoad
:
3239 case SpvOpAtomicExchange
:
3240 case SpvOpAtomicCompareExchange
:
3241 case SpvOpAtomicCompareExchangeWeak
:
3242 case SpvOpAtomicIIncrement
:
3243 case SpvOpAtomicIDecrement
:
3244 case SpvOpAtomicIAdd
:
3245 case SpvOpAtomicISub
:
3246 case SpvOpAtomicSMin
:
3247 case SpvOpAtomicUMin
:
3248 case SpvOpAtomicSMax
:
3249 case SpvOpAtomicUMax
:
3250 case SpvOpAtomicAnd
:
3252 case SpvOpAtomicXor
: {
3253 struct vtn_value
*pointer
= vtn_untyped_value(b
, w
[3]);
3254 if (pointer
->value_type
== vtn_value_type_image_pointer
) {
3255 vtn_handle_image(b
, opcode
, w
, count
);
3257 vtn_assert(pointer
->value_type
== vtn_value_type_pointer
);
3258 vtn_handle_ssbo_or_shared_atomic(b
, opcode
, w
, count
);
3263 case SpvOpAtomicStore
: {
3264 struct vtn_value
*pointer
= vtn_untyped_value(b
, w
[1]);
3265 if (pointer
->value_type
== vtn_value_type_image_pointer
) {
3266 vtn_handle_image(b
, opcode
, w
, count
);
3268 vtn_assert(pointer
->value_type
== vtn_value_type_pointer
);
3269 vtn_handle_ssbo_or_shared_atomic(b
, opcode
, w
, count
);
3275 /* Handle OpSelect up-front here because it needs to be able to handle
3276 * pointers and not just regular vectors and scalars.
3278 struct vtn_type
*res_type
= vtn_value(b
, w
[1], vtn_value_type_type
)->type
;
3279 struct vtn_ssa_value
*ssa
= vtn_create_ssa_value(b
, res_type
->type
);
3280 ssa
->def
= nir_bcsel(&b
->nb
, vtn_ssa_value(b
, w
[3])->def
,
3281 vtn_ssa_value(b
, w
[4])->def
,
3282 vtn_ssa_value(b
, w
[5])->def
);
3283 vtn_push_ssa(b
, w
[2], res_type
, ssa
);
3292 case SpvOpConvertFToU
:
3293 case SpvOpConvertFToS
:
3294 case SpvOpConvertSToF
:
3295 case SpvOpConvertUToF
:
3299 case SpvOpQuantizeToF16
:
3300 case SpvOpConvertPtrToU
:
3301 case SpvOpConvertUToPtr
:
3302 case SpvOpPtrCastToGeneric
:
3303 case SpvOpGenericCastToPtr
:
3309 case SpvOpSignBitSet
:
3310 case SpvOpLessOrGreater
:
3312 case SpvOpUnordered
:
3327 case SpvOpVectorTimesScalar
:
3329 case SpvOpIAddCarry
:
3330 case SpvOpISubBorrow
:
3331 case SpvOpUMulExtended
:
3332 case SpvOpSMulExtended
:
3333 case SpvOpShiftRightLogical
:
3334 case SpvOpShiftRightArithmetic
:
3335 case SpvOpShiftLeftLogical
:
3336 case SpvOpLogicalEqual
:
3337 case SpvOpLogicalNotEqual
:
3338 case SpvOpLogicalOr
:
3339 case SpvOpLogicalAnd
:
3340 case SpvOpLogicalNot
:
3341 case SpvOpBitwiseOr
:
3342 case SpvOpBitwiseXor
:
3343 case SpvOpBitwiseAnd
:
3345 case SpvOpFOrdEqual
:
3346 case SpvOpFUnordEqual
:
3347 case SpvOpINotEqual
:
3348 case SpvOpFOrdNotEqual
:
3349 case SpvOpFUnordNotEqual
:
3350 case SpvOpULessThan
:
3351 case SpvOpSLessThan
:
3352 case SpvOpFOrdLessThan
:
3353 case SpvOpFUnordLessThan
:
3354 case SpvOpUGreaterThan
:
3355 case SpvOpSGreaterThan
:
3356 case SpvOpFOrdGreaterThan
:
3357 case SpvOpFUnordGreaterThan
:
3358 case SpvOpULessThanEqual
:
3359 case SpvOpSLessThanEqual
:
3360 case SpvOpFOrdLessThanEqual
:
3361 case SpvOpFUnordLessThanEqual
:
3362 case SpvOpUGreaterThanEqual
:
3363 case SpvOpSGreaterThanEqual
:
3364 case SpvOpFOrdGreaterThanEqual
:
3365 case SpvOpFUnordGreaterThanEqual
:
3371 case SpvOpFwidthFine
:
3372 case SpvOpDPdxCoarse
:
3373 case SpvOpDPdyCoarse
:
3374 case SpvOpFwidthCoarse
:
3375 case SpvOpBitFieldInsert
:
3376 case SpvOpBitFieldSExtract
:
3377 case SpvOpBitFieldUExtract
:
3378 case SpvOpBitReverse
:
3380 case SpvOpTranspose
:
3381 case SpvOpOuterProduct
:
3382 case SpvOpMatrixTimesScalar
:
3383 case SpvOpVectorTimesMatrix
:
3384 case SpvOpMatrixTimesVector
:
3385 case SpvOpMatrixTimesMatrix
:
3386 vtn_handle_alu(b
, opcode
, w
, count
);
3389 case SpvOpVectorExtractDynamic
:
3390 case SpvOpVectorInsertDynamic
:
3391 case SpvOpVectorShuffle
:
3392 case SpvOpCompositeConstruct
:
3393 case SpvOpCompositeExtract
:
3394 case SpvOpCompositeInsert
:
3395 case SpvOpCopyObject
:
3396 vtn_handle_composite(b
, opcode
, w
, count
);
3399 case SpvOpEmitVertex
:
3400 case SpvOpEndPrimitive
:
3401 case SpvOpEmitStreamVertex
:
3402 case SpvOpEndStreamPrimitive
:
3403 case SpvOpControlBarrier
:
3404 case SpvOpMemoryBarrier
:
3405 vtn_handle_barrier(b
, opcode
, w
, count
);
3409 vtn_fail("Unhandled opcode");
3416 spirv_to_nir(const uint32_t *words
, size_t word_count
,
3417 struct nir_spirv_specialization
*spec
, unsigned num_spec
,
3418 gl_shader_stage stage
, const char *entry_point_name
,
3419 const struct spirv_to_nir_options
*options
,
3420 const nir_shader_compiler_options
*nir_options
)
3422 /* Initialize the stn_builder object */
3423 struct vtn_builder
*b
= rzalloc(NULL
, struct vtn_builder
);
3428 exec_list_make_empty(&b
->functions
);
3429 b
->entry_point_stage
= stage
;
3430 b
->entry_point_name
= entry_point_name
;
3431 b
->options
= options
;
3433 /* See also _vtn_fail() */
3434 if (setjmp(b
->fail_jump
)) {
3439 const uint32_t *word_end
= words
+ word_count
;
3441 /* Handle the SPIR-V header (first 4 dwords) */
3442 vtn_assert(word_count
> 5);
3444 vtn_assert(words
[0] == SpvMagicNumber
);
3445 vtn_assert(words
[1] >= 0x10000);
3446 /* words[2] == generator magic */
3447 unsigned value_id_bound
= words
[3];
3448 vtn_assert(words
[4] == 0);
3452 b
->value_id_bound
= value_id_bound
;
3453 b
->values
= rzalloc_array(b
, struct vtn_value
, value_id_bound
);
3455 /* Handle all the preamble instructions */
3456 words
= vtn_foreach_instruction(b
, words
, word_end
,
3457 vtn_handle_preamble_instruction
);
3459 if (b
->entry_point
== NULL
) {
3460 vtn_fail("Entry point not found");
3465 b
->shader
= nir_shader_create(b
, stage
, nir_options
, NULL
);
3467 /* Set shader info defaults */
3468 b
->shader
->info
.gs
.invocations
= 1;
3470 /* Parse execution modes */
3471 vtn_foreach_execution_mode(b
, b
->entry_point
,
3472 vtn_handle_execution_mode
, NULL
);
3474 b
->specializations
= spec
;
3475 b
->num_specializations
= num_spec
;
3477 /* Handle all variable, type, and constant instructions */
3478 words
= vtn_foreach_instruction(b
, words
, word_end
,
3479 vtn_handle_variable_or_type_instruction
);
3481 vtn_build_cfg(b
, words
, word_end
);
3483 assert(b
->entry_point
->value_type
== vtn_value_type_function
);
3484 b
->entry_point
->func
->referenced
= true;
3489 foreach_list_typed(struct vtn_function
, func
, node
, &b
->functions
) {
3490 if (func
->referenced
&& !func
->emitted
) {
3491 b
->const_table
= _mesa_hash_table_create(b
, _mesa_hash_pointer
,
3492 _mesa_key_pointer_equal
);
3494 vtn_function_emit(b
, func
, vtn_handle_body_instruction
);
3500 vtn_assert(b
->entry_point
->value_type
== vtn_value_type_function
);
3501 nir_function
*entry_point
= b
->entry_point
->func
->impl
->function
;
3502 vtn_assert(entry_point
);
3504 /* Unparent the shader from the vtn_builder before we delete the builder */
3505 ralloc_steal(NULL
, b
->shader
);