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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
;
63 bool shader_viewport_index_layer
;
67 bool storage_image_ms
;
68 bool subgroup_arithmetic
;
72 bool subgroup_shuffle
;
75 bool transform_feedback
;
76 bool variable_pointers
;
79 bool amd_shader_ballot
;
80 bool amd_trinary_minmax
;
83 typedef struct shader_info
{
86 /* Descriptive name provided by the client; may be NULL */
89 /** The shader stage, such as MESA_SHADER_VERTEX. */
90 gl_shader_stage stage
;
92 /** The shader stage in a non SSO linked program that follows this stage,
93 * such as MESA_SHADER_FRAGMENT.
95 gl_shader_stage next_stage
;
97 /* Number of textures used by this shader */
98 unsigned num_textures
;
99 /* Number of uniform buffers used by this shader */
101 /* Number of atomic buffers used by this shader */
103 /* Number of shader storage buffers used by this shader */
105 /* Number of images used by this shader */
108 /* Which inputs are actually read */
109 uint64_t inputs_read
;
110 /* Which outputs are actually written */
111 uint64_t outputs_written
;
112 /* Which outputs are actually read */
113 uint64_t outputs_read
;
114 /* Which system values are actually read */
115 uint64_t system_values_read
;
117 /* Which patch inputs are actually read */
118 uint32_t patch_inputs_read
;
119 /* Which patch outputs are actually written */
120 uint32_t patch_outputs_written
;
121 /* Which patch outputs are read */
122 uint32_t patch_outputs_read
;
124 /* Whether or not this shader ever uses textureGather() */
125 bool uses_texture_gather
;
127 /** Bitfield of which textures are used */
128 uint32_t textures_used
;
130 /** Bitfield of which textures are used by texelFetch() */
131 uint32_t textures_used_by_txf
;
134 * True if this shader uses the fddx/fddy opcodes.
136 * Note that this does not include the "fine" and "coarse" variants.
141 * True if this shader uses 64-bit ALU operations
145 /* The size of the gl_ClipDistance[] array, if declared. */
146 unsigned clip_distance_array_size
;
148 /* The size of the gl_CullDistance[] array, if declared. */
149 unsigned cull_distance_array_size
;
151 /* Whether or not separate shader objects were used */
152 bool separate_shader
;
154 /** Was this shader linked with any transform feedback varyings? */
155 bool has_transform_feedback_varyings
;
159 /* Which inputs are doubles */
160 uint64_t double_inputs
;
162 /* For AMD-specific driver-internal shaders. It replaces vertex
163 * buffer loads with code generating VS inputs from scalar registers.
165 * Valid values: SI_VS_BLIT_SGPRS_POS_*
167 unsigned blit_sgprs_amd
;
169 /* True if the shader writes position in window space coordinates pre-transform */
170 bool window_space_position
;
174 /** The number of vertices recieves per input primitive */
175 unsigned vertices_in
;
177 /** The output primitive type (GL enum value) */
178 unsigned output_primitive
;
180 /** The input primitive type (GL enum value) */
181 unsigned input_primitive
;
183 /** The maximum number of vertices the geometry shader might write. */
184 unsigned vertices_out
;
186 /** 1 .. MAX_GEOMETRY_SHADER_INVOCATIONS */
187 unsigned invocations
;
189 /** Whether or not this shader uses EndPrimitive */
190 bool uses_end_primitive
;
192 /** Whether or not this shader uses non-zero streams */
200 * True if this fragment shader requires helper invocations. This
201 * can be caused by the use of ALU derivative ops, texture
202 * instructions which do implicit derivatives, and the use of quad
203 * subgroup operations.
205 bool needs_helper_invocations
;
208 * Whether any inputs are declared with the "sample" qualifier.
210 bool uses_sample_qualifier
;
213 * Whether early fragment tests are enabled as defined by
214 * ARB_shader_image_load_store.
216 bool early_fragment_tests
;
219 * Defined by INTEL_conservative_rasterization.
223 bool post_depth_coverage
;
226 * \name ARB_fragment_coord_conventions
229 bool pixel_center_integer
;
230 bool origin_upper_left
;
233 bool pixel_interlock_ordered
;
234 bool pixel_interlock_unordered
;
235 bool sample_interlock_ordered
;
236 bool sample_interlock_unordered
;
239 * Flags whether NIR's base types on the FS color outputs should be
242 * GLSL requires that fragment shader output base types match the
243 * render target's base types for the behavior to be defined. From
246 * "If the values written by the fragment shader do not match the
247 * format(s) of the corresponding color buffer(s), the result is
250 * However, for NIR shaders translated from TGSI, we don't have the
251 * output types any more, so the driver will need to do whatever
252 * fixups are necessary to handle effectively untyped data being
253 * output from the FS.
255 bool untyped_color_outputs
;
257 /** gl_FragDepth layout for ARB_conservative_depth. */
258 enum gl_frag_depth_layout depth_layout
;
262 unsigned local_size
[3];
264 bool local_size_variable
;
265 char user_data_components_amd
;
268 * Size of shared variables accessed by the compute shader.
270 unsigned shared_size
;
275 * AddressingModelLogical: 0 (default)
276 * AddressingModelPhysical32: 32
277 * AddressingModelPhysical64: 64
282 * Arrangement of invocations used to calculate derivatives in a compute
283 * shader. From NV_compute_shader_derivatives.
285 enum gl_derivative_group derivative_group
;
288 /* Applies to both TCS and TES. */
290 /** The number of vertices in the TCS output patch. */
291 unsigned tcs_vertices_out
;
293 uint32_t primitive_mode
; /* GL_TRIANGLES, GL_QUADS or GL_ISOLINES */
294 enum gl_tess_spacing spacing
;
295 /** Is the vertex order counterclockwise? */
306 #endif /* SHADER_INFO_H */