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28 #include "shader_enums.h"
35 struct spirv_supported_capabilities
{
38 bool demote_to_helper_invocation
;
39 bool derivative_group
;
40 bool descriptor_array_dynamic_indexing
;
41 bool descriptor_array_non_uniform_indexing
;
42 bool descriptor_indexing
;
46 bool fragment_shader_sample_interlock
;
47 bool fragment_shader_pixel_interlock
;
48 bool geometry_streams
;
50 bool image_read_without_format
;
51 bool image_write_without_format
;
59 bool physical_storage_buffer_address
;
60 bool post_depth_coverage
;
61 bool runtime_descriptor_array
;
62 bool shader_viewport_index_layer
;
66 bool storage_image_ms
;
67 bool subgroup_arithmetic
;
71 bool subgroup_shuffle
;
74 bool transform_feedback
;
75 bool variable_pointers
;
78 bool amd_shader_ballot
;
79 bool amd_trinary_minmax
;
82 typedef struct shader_info
{
85 /* Descriptive name provided by the client; may be NULL */
88 /** The shader stage, such as MESA_SHADER_VERTEX. */
89 gl_shader_stage stage
;
91 /** The shader stage in a non SSO linked program that follows this stage,
92 * such as MESA_SHADER_FRAGMENT.
94 gl_shader_stage next_stage
;
96 /* Number of textures used by this shader */
97 unsigned num_textures
;
98 /* Number of uniform buffers used by this shader */
100 /* Number of atomic buffers used by this shader */
102 /* Number of shader storage buffers used by this shader */
104 /* Number of images used by this shader */
107 /* Which inputs are actually read */
108 uint64_t inputs_read
;
109 /* Which outputs are actually written */
110 uint64_t outputs_written
;
111 /* Which outputs are actually read */
112 uint64_t outputs_read
;
113 /* Which system values are actually read */
114 uint64_t system_values_read
;
116 /* Which patch inputs are actually read */
117 uint32_t patch_inputs_read
;
118 /* Which patch outputs are actually written */
119 uint32_t patch_outputs_written
;
120 /* Which patch outputs are read */
121 uint32_t patch_outputs_read
;
123 /* Whether or not this shader ever uses textureGather() */
124 bool uses_texture_gather
;
126 /** Bitfield of which textures are used */
127 uint32_t textures_used
;
129 /** Bitfield of which textures are used by texelFetch() */
130 uint32_t textures_used_by_txf
;
133 * True if this shader uses the fddx/fddy opcodes.
135 * Note that this does not include the "fine" and "coarse" variants.
140 * True if this shader uses 64-bit ALU operations
144 /* The size of the gl_ClipDistance[] array, if declared. */
145 unsigned clip_distance_array_size
;
147 /* The size of the gl_CullDistance[] array, if declared. */
148 unsigned cull_distance_array_size
;
150 /* Whether or not separate shader objects were used */
151 bool separate_shader
;
153 /** Was this shader linked with any transform feedback varyings? */
154 bool has_transform_feedback_varyings
;
158 /* Which inputs are doubles */
159 uint64_t double_inputs
;
161 /* For AMD-specific driver-internal shaders. It replaces vertex
162 * buffer loads with code generating VS inputs from scalar registers.
164 * Valid values: SI_VS_BLIT_SGPRS_POS_*
166 unsigned blit_sgprs_amd
;
168 /* True if the shader writes position in window space coordinates pre-transform */
169 bool window_space_position
;
173 /** The number of vertices recieves per input primitive */
174 unsigned vertices_in
;
176 /** The output primitive type (GL enum value) */
177 unsigned output_primitive
;
179 /** The input primitive type (GL enum value) */
180 unsigned input_primitive
;
182 /** The maximum number of vertices the geometry shader might write. */
183 unsigned vertices_out
;
185 /** 1 .. MAX_GEOMETRY_SHADER_INVOCATIONS */
186 unsigned invocations
;
188 /** Whether or not this shader uses EndPrimitive */
189 bool uses_end_primitive
;
191 /** Whether or not this shader uses non-zero streams */
199 * True if this fragment shader requires helper invocations. This
200 * can be caused by the use of ALU derivative ops, texture
201 * instructions which do implicit derivatives, and the use of quad
202 * subgroup operations.
204 bool needs_helper_invocations
;
207 * Whether any inputs are declared with the "sample" qualifier.
209 bool uses_sample_qualifier
;
212 * Whether early fragment tests are enabled as defined by
213 * ARB_shader_image_load_store.
215 bool early_fragment_tests
;
218 * Defined by INTEL_conservative_rasterization.
222 bool post_depth_coverage
;
225 * \name ARB_fragment_coord_conventions
228 bool pixel_center_integer
;
229 bool origin_upper_left
;
232 bool pixel_interlock_ordered
;
233 bool pixel_interlock_unordered
;
234 bool sample_interlock_ordered
;
235 bool sample_interlock_unordered
;
238 * Flags whether NIR's base types on the FS color outputs should be
241 * GLSL requires that fragment shader output base types match the
242 * render target's base types for the behavior to be defined. From
245 * "If the values written by the fragment shader do not match the
246 * format(s) of the corresponding color buffer(s), the result is
249 * However, for NIR shaders translated from TGSI, we don't have the
250 * output types any more, so the driver will need to do whatever
251 * fixups are necessary to handle effectively untyped data being
252 * output from the FS.
254 bool untyped_color_outputs
;
256 /** gl_FragDepth layout for ARB_conservative_depth. */
257 enum gl_frag_depth_layout depth_layout
;
261 unsigned local_size
[3];
263 bool local_size_variable
;
264 char user_data_components_amd
;
267 * Size of shared variables accessed by the compute shader.
269 unsigned shared_size
;
274 * AddressingModelLogical: 0 (default)
275 * AddressingModelPhysical32: 32
276 * AddressingModelPhysical64: 64
281 * Arrangement of invocations used to calculate derivatives in a compute
282 * shader. From NV_compute_shader_derivatives.
284 enum gl_derivative_group derivative_group
;
287 /* Applies to both TCS and TES. */
289 /** The number of vertices in the TCS output patch. */
290 unsigned tcs_vertices_out
;
292 uint32_t primitive_mode
; /* GL_TRIANGLES, GL_QUADS or GL_ISOLINES */
293 enum gl_tess_spacing spacing
;
294 /** Is the vertex order counterclockwise? */
305 #endif /* SHADER_INFO_H */