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Diffstat (limited to 'src/compiler/nir/nir_intrinsics.h')
| -rw-r--r-- | src/compiler/nir/nir_intrinsics.h | 540 |
1 files changed, 0 insertions, 540 deletions
diff --git a/src/compiler/nir/nir_intrinsics.h b/src/compiler/nir/nir_intrinsics.h deleted file mode 100644 index df2790869ba..00000000000 --- a/src/compiler/nir/nir_intrinsics.h +++ /dev/null @@ -1,540 +0,0 @@ -/* - * Copyright © 2014 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - * - * Authors: - * Connor Abbott ([email protected]) - * - */ - -/** - * This header file defines all the available intrinsics in one place. It - * expands to a list of macros of the form: - * - * INTRINSIC(name, num_srcs, src_components, has_dest, dest_components, - * num_variables, num_indices, idx0, idx1, idx2, flags) - * - * Which should correspond one-to-one with the nir_intrinsic_info structure. It - * is included in both ir.h to create the nir_intrinsic enum (with members of - * the form nir_intrinsic_(name)) and and in opcodes.c to create - * nir_intrinsic_infos, which is a const array of nir_intrinsic_info structures - * for each intrinsic. - */ - -#define ARR(...) { __VA_ARGS__ } - -INTRINSIC(nop, 0, ARR(0), false, 0, 0, 0, xx, xx, xx, - NIR_INTRINSIC_CAN_ELIMINATE) - -INTRINSIC(load_var, 0, ARR(0), true, 0, 1, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(store_var, 1, ARR(0), false, 0, 1, 1, WRMASK, xx, xx, 0) -INTRINSIC(copy_var, 0, ARR(0), false, 0, 2, 0, xx, xx, xx, 0) - -/* - * Interpolation of input. The interp_var_at* intrinsics are similar to the - * load_var intrinsic acting on a shader input except that they interpolate - * the input differently. The at_sample and at_offset intrinsics take an - * additional source that is an integer sample id or a vec2 position offset - * respectively. - */ - -INTRINSIC(interp_var_at_centroid, 0, ARR(0), true, 0, 1, 0, xx, xx, xx, - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) -INTRINSIC(interp_var_at_sample, 1, ARR(1), true, 0, 1, 0, xx, xx, xx, - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) -INTRINSIC(interp_var_at_offset, 1, ARR(2), true, 0, 1, 0, xx, xx, xx, - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) - -/* - * Ask the driver for the size of a given buffer. It takes the buffer index - * as source. - */ -INTRINSIC(get_buffer_size, 1, ARR(1), true, 1, 0, 0, xx, xx, xx, - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) - -/* - * a barrier is an intrinsic with no inputs/outputs but which can't be moved - * around/optimized in general - */ -#define BARRIER(name) INTRINSIC(name, 0, ARR(0), false, 0, 0, 0, xx, xx, xx, 0) - -BARRIER(barrier) -BARRIER(discard) - -/* - * Memory barrier with semantics analogous to the memoryBarrier() GLSL - * intrinsic. - */ -BARRIER(memory_barrier) - -/* - * Shader clock intrinsic with semantics analogous to the clock2x32ARB() - * GLSL intrinsic. - * The latter can be used as code motion barrier, which is currently not - * feasible with NIR. - */ -INTRINSIC(shader_clock, 0, ARR(0), true, 2, 0, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) - -/* - * Shader ballot intrinsics with semantics analogous to the - * - * ballotARB() - * readInvocationARB() - * readFirstInvocationARB() - * - * GLSL functions from ARB_shader_ballot. - */ -INTRINSIC(ballot, 1, ARR(1), true, 0, 0, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(read_invocation, 2, ARR(0, 1), true, 0, 0, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(read_first_invocation, 1, ARR(0), true, 0, 0, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) - -/** Additional SPIR-V ballot intrinsics - * - * These correspond to the SPIR-V opcodes - * - * OpGroupUniformElect - * OpSubgroupFirstInvocationKHR - */ -INTRINSIC(elect, 0, ARR(0), true, 1, 0, 0, xx, xx, xx, - NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(first_invocation, 0, ARR(0), true, 1, 0, 0, xx, xx, xx, - NIR_INTRINSIC_CAN_ELIMINATE) - -/* - * Memory barrier with semantics analogous to the compute shader - * groupMemoryBarrier(), memoryBarrierAtomicCounter(), memoryBarrierBuffer(), - * memoryBarrierImage() and memoryBarrierShared() GLSL intrinsics. - */ -BARRIER(group_memory_barrier) -BARRIER(memory_barrier_atomic_counter) -BARRIER(memory_barrier_buffer) -BARRIER(memory_barrier_image) -BARRIER(memory_barrier_shared) - -/** A conditional discard, with a single boolean source. */ -INTRINSIC(discard_if, 1, ARR(1), false, 0, 0, 0, xx, xx, xx, 0) - -/** ARB_shader_group_vote intrinsics */ -INTRINSIC(vote_any, 1, ARR(1), true, 1, 0, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(vote_all, 1, ARR(1), true, 1, 0, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(vote_feq, 1, ARR(0), true, 1, 0, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(vote_ieq, 1, ARR(0), true, 1, 0, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) - -/** Ballot ALU operations from SPIR-V. - * - * These operations work like their ALU counterparts except that the operate - * on a uvec4 which is treated as a 128bit integer. Also, they are, in - * general, free to ignore any bits which are above the subgroup size. - */ -INTRINSIC(ballot_bitfield_extract, 2, ARR(4, 1), true, 1, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(ballot_bit_count_reduce, 1, ARR(4), true, 1, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(ballot_bit_count_inclusive, 1, ARR(4), true, 1, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(ballot_bit_count_exclusive, 1, ARR(4), true, 1, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(ballot_find_lsb, 1, ARR(4), true, 1, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(ballot_find_msb, 1, ARR(4), true, 1, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) - -/** Shuffle operations from SPIR-V. */ -INTRINSIC(shuffle, 2, ARR(0, 1), true, 0, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(shuffle_xor, 2, ARR(0, 1), true, 0, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(shuffle_up, 2, ARR(0, 1), true, 0, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(shuffle_down, 2, ARR(0, 1), true, 0, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) - -/** Quad operations from SPIR-V. */ -INTRINSIC(quad_broadcast, 2, ARR(0, 1), true, 0, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(quad_swap_horizontal, 1, ARR(0), true, 0, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(quad_swap_vertical, 1, ARR(0), true, 0, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(quad_swap_diagonal, 1, ARR(0), true, 0, 0, - 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) - -INTRINSIC(reduce, 1, ARR(0), true, 0, 0, - 2, REDUCTION_OP, CLUSTER_SIZE, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(inclusive_scan, 1, ARR(0), true, 0, 0, - 1, REDUCTION_OP, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(exclusive_scan, 1, ARR(0), true, 0, 0, - 1, REDUCTION_OP, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) - -/** - * Basic Geometry Shader intrinsics. - * - * emit_vertex implements GLSL's EmitStreamVertex() built-in. It takes a single - * index, which is the stream ID to write to. - * - * end_primitive implements GLSL's EndPrimitive() built-in. - */ -INTRINSIC(emit_vertex, 0, ARR(0), false, 0, 0, 1, STREAM_ID, xx, xx, 0) -INTRINSIC(end_primitive, 0, ARR(0), false, 0, 0, 1, STREAM_ID, xx, xx, 0) - -/** - * Geometry Shader intrinsics with a vertex count. - * - * Alternatively, drivers may implement these intrinsics, and use - * nir_lower_gs_intrinsics() to convert from the basic intrinsics. - * - * These maintain a count of the number of vertices emitted, as an additional - * unsigned integer source. - */ -INTRINSIC(emit_vertex_with_counter, 1, ARR(1), false, 0, 0, 1, STREAM_ID, xx, xx, 0) -INTRINSIC(end_primitive_with_counter, 1, ARR(1), false, 0, 0, 1, STREAM_ID, xx, xx, 0) -INTRINSIC(set_vertex_count, 1, ARR(1), false, 0, 0, 0, xx, xx, xx, 0) - -/* - * Atomic counters - * - * The *_var variants take an atomic_uint nir_variable, while the other, - * lowered, variants take a constant buffer index and register offset. - */ - -#define ATOMIC(name, flags) \ - INTRINSIC(name##_var, 0, ARR(0), true, 1, 1, 0, xx, xx, xx, flags) \ - INTRINSIC(name, 1, ARR(1), true, 1, 0, 1, BASE, xx, xx, flags) -#define ATOMIC2(name) \ - INTRINSIC(name##_var, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, 0) \ - INTRINSIC(name, 2, ARR(1, 1), true, 1, 0, 1, BASE, xx, xx, 0) -#define ATOMIC3(name) \ - INTRINSIC(name##_var, 2, ARR(1, 1), true, 1, 1, 0, xx, xx, xx, 0) \ - INTRINSIC(name, 3, ARR(1, 1, 1), true, 1, 0, 1, BASE, xx, xx, 0) - -ATOMIC(atomic_counter_inc, 0) -ATOMIC(atomic_counter_dec, 0) -ATOMIC(atomic_counter_read, NIR_INTRINSIC_CAN_ELIMINATE) -ATOMIC2(atomic_counter_add) -ATOMIC2(atomic_counter_min) -ATOMIC2(atomic_counter_max) -ATOMIC2(atomic_counter_and) -ATOMIC2(atomic_counter_or) -ATOMIC2(atomic_counter_xor) -ATOMIC2(atomic_counter_exchange) -ATOMIC3(atomic_counter_comp_swap) - -/* - * Image load, store and atomic intrinsics. - * - * All image intrinsics take an image target passed as a nir_variable. Image - * variables contain a number of memory and layout qualifiers that influence - * the semantics of the intrinsic. - * - * All image intrinsics take a four-coordinate vector and a sample index as - * first two sources, determining the location within the image that will be - * accessed by the intrinsic. Components not applicable to the image target - * in use are undefined. Image store takes an additional four-component - * argument with the value to be written, and image atomic operations take - * either one or two additional scalar arguments with the same meaning as in - * the ARB_shader_image_load_store specification. - */ -INTRINSIC(image_var_load, 2, ARR(4, 1), true, 4, 1, 0, xx, xx, xx, - NIR_INTRINSIC_CAN_ELIMINATE) -INTRINSIC(image_var_store, 3, ARR(4, 1, 4), false, 0, 1, 0, xx, xx, xx, 0) -INTRINSIC(image_var_atomic_add, 3, ARR(4, 1, 1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(image_var_atomic_min, 3, ARR(4, 1, 1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(image_var_atomic_max, 3, ARR(4, 1, 1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(image_var_atomic_and, 3, ARR(4, 1, 1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(image_var_atomic_or, 3, ARR(4, 1, 1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(image_var_atomic_xor, 3, ARR(4, 1, 1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(image_var_atomic_exchange, 3, ARR(4, 1, 1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(image_var_atomic_comp_swap, 4, ARR(4, 1, 1, 1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(image_var_size, 0, ARR(0), true, 0, 1, 0, xx, xx, xx, - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) -INTRINSIC(image_var_samples, 0, ARR(0), true, 1, 1, 0, xx, xx, xx, - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) - -/* - * Vulkan descriptor set intrinsics - * - * The Vulkan API uses a different binding model from GL. In the Vulkan - * API, all external resources are represented by a tuple: - * - * (descriptor set, binding, array index) - * - * where the array index is the only thing allowed to be indirect. The - * vulkan_surface_index intrinsic takes the descriptor set and binding as - * its first two indices and the array index as its source. The third - * index is a nir_variable_mode in case that's useful to the backend. - * - * The intended usage is that the shader will call vulkan_surface_index to - * get an index and then pass that as the buffer index ubo/ssbo calls. - * - * The vulkan_resource_reindex intrinsic takes a resource index in src0 - * (the result of a vulkan_resource_index or vulkan_resource_reindex) which - * corresponds to the tuple (set, binding, index) and computes an index - * corresponding to tuple (set, binding, idx + src1). - */ -INTRINSIC(vulkan_resource_index, 1, ARR(1), true, 1, 0, 2, - DESC_SET, BINDING, xx, - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) -INTRINSIC(vulkan_resource_reindex, 2, ARR(1, 1), true, 1, 0, 0, xx, xx, xx, - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) - -/* - * variable atomic intrinsics - * - * All of these variable atomic memory operations read a value from memory, - * compute a new value using one of the operations below, write the new value - * to memory, and return the original value read. - * - * All operations take 1 source except CompSwap that takes 2. These sources - * represent: - * - * 0: The data parameter to the atomic function (i.e. the value to add - * in shared_atomic_add, etc). - * 1: For CompSwap only: the second data parameter. - * - * All operations take 1 variable deref. - */ -INTRINSIC(var_atomic_add, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(var_atomic_imin, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(var_atomic_umin, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(var_atomic_imax, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(var_atomic_umax, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(var_atomic_and, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(var_atomic_or, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(var_atomic_xor, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(var_atomic_exchange, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, 0) -INTRINSIC(var_atomic_comp_swap, 2, ARR(1, 1), true, 1, 1, 0, xx, xx, xx, 0) - -/* - * SSBO atomic intrinsics - * - * All of the SSBO atomic memory operations read a value from memory, - * compute a new value using one of the operations below, write the new - * value to memory, and return the original value read. - * - * All operations take 3 sources except CompSwap that takes 4. These - * sources represent: - * - * 0: The SSBO buffer index. - * 1: The offset into the SSBO buffer of the variable that the atomic - * operation will operate on. - * 2: The data parameter to the atomic function (i.e. the value to add - * in ssbo_atomic_add, etc). - * 3: For CompSwap only: the second data parameter. - */ -INTRINSIC(ssbo_atomic_add, 3, ARR(1, 1, 1), true, 1, 0, 0, xx, xx, xx, 0) -INTRINSIC(ssbo_atomic_imin, 3, ARR(1, 1, 1), true, 1, 0, 0, xx, xx, xx, 0) -INTRINSIC(ssbo_atomic_umin, 3, ARR(1, 1, 1), true, 1, 0, 0, xx, xx, xx, 0) -INTRINSIC(ssbo_atomic_imax, 3, ARR(1, 1, 1), true, 1, 0, 0, xx, xx, xx, 0) -INTRINSIC(ssbo_atomic_umax, 3, ARR(1, 1, 1), true, 1, 0, 0, xx, xx, xx, 0) -INTRINSIC(ssbo_atomic_and, 3, ARR(1, 1, 1), true, 1, 0, 0, xx, xx, xx, 0) -INTRINSIC(ssbo_atomic_or, 3, ARR(1, 1, 1), true, 1, 0, 0, xx, xx, xx, 0) -INTRINSIC(ssbo_atomic_xor, 3, ARR(1, 1, 1), true, 1, 0, 0, xx, xx, xx, 0) -INTRINSIC(ssbo_atomic_exchange, 3, ARR(1, 1, 1), true, 1, 0, 0, xx, xx, xx, 0) -INTRINSIC(ssbo_atomic_comp_swap, 4, ARR(1, 1, 1, 1), true, 1, 0, 0, xx, xx, xx, 0) - -/* - * CS shared variable atomic intrinsics - * - * All of the shared variable atomic memory operations read a value from - * memory, compute a new value using one of the operations below, write the - * new value to memory, and return the original value read. - * - * All operations take 2 sources except CompSwap that takes 3. These - * sources represent: - * - * 0: The offset into the shared variable storage region that the atomic - * operation will operate on. - * 1: The data parameter to the atomic function (i.e. the value to add - * in shared_atomic_add, etc). - * 2: For CompSwap only: the second data parameter. - */ -INTRINSIC(shared_atomic_add, 2, ARR(1, 1), true, 1, 0, 1, BASE, xx, xx, 0) -INTRINSIC(shared_atomic_imin, 2, ARR(1, 1), true, 1, 0, 1, BASE, xx, xx, 0) -INTRINSIC(shared_atomic_umin, 2, ARR(1, 1), true, 1, 0, 1, BASE, xx, xx, 0) -INTRINSIC(shared_atomic_imax, 2, ARR(1, 1), true, 1, 0, 1, BASE, xx, xx, 0) -INTRINSIC(shared_atomic_umax, 2, ARR(1, 1), true, 1, 0, 1, BASE, xx, xx, 0) -INTRINSIC(shared_atomic_and, 2, ARR(1, 1), true, 1, 0, 1, BASE, xx, xx, 0) -INTRINSIC(shared_atomic_or, 2, ARR(1, 1), true, 1, 0, 1, BASE, xx, xx, 0) -INTRINSIC(shared_atomic_xor, 2, ARR(1, 1), true, 1, 0, 1, BASE, xx, xx, 0) -INTRINSIC(shared_atomic_exchange, 2, ARR(1, 1), true, 1, 0, 1, BASE, xx, xx, 0) -INTRINSIC(shared_atomic_comp_swap, 3, ARR(1, 1, 1), true, 1, 0, 1, BASE, xx, xx, 0) - -/* Used by nir_builder.h to generate loader helpers for the system values. */ -#ifndef DEFINE_SYSTEM_VALUE -#define DEFINE_SYSTEM_VALUE(name) -#endif - -#define SYSTEM_VALUE(name, components, num_indices, idx0, idx1, idx2) \ - DEFINE_SYSTEM_VALUE(name) \ - INTRINSIC(load_##name, 0, ARR(0), true, components, 0, num_indices, \ - idx0, idx1, idx2, \ - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) - -SYSTEM_VALUE(frag_coord, 4, 0, xx, xx, xx) -SYSTEM_VALUE(front_face, 1, 0, xx, xx, xx) -SYSTEM_VALUE(vertex_id, 1, 0, xx, xx, xx) -SYSTEM_VALUE(vertex_id_zero_base, 1, 0, xx, xx, xx) -SYSTEM_VALUE(base_vertex, 1, 0, xx, xx, xx) -SYSTEM_VALUE(instance_id, 1, 0, xx, xx, xx) -SYSTEM_VALUE(base_instance, 1, 0, xx, xx, xx) -SYSTEM_VALUE(draw_id, 1, 0, xx, xx, xx) -SYSTEM_VALUE(sample_id, 1, 0, xx, xx, xx) -SYSTEM_VALUE(sample_pos, 2, 0, xx, xx, xx) -SYSTEM_VALUE(sample_mask_in, 1, 0, xx, xx, xx) -SYSTEM_VALUE(primitive_id, 1, 0, xx, xx, xx) -SYSTEM_VALUE(invocation_id, 1, 0, xx, xx, xx) -SYSTEM_VALUE(tess_coord, 3, 0, xx, xx, xx) -SYSTEM_VALUE(tess_level_outer, 4, 0, xx, xx, xx) -SYSTEM_VALUE(tess_level_inner, 2, 0, xx, xx, xx) -SYSTEM_VALUE(patch_vertices_in, 1, 0, xx, xx, xx) -SYSTEM_VALUE(local_invocation_id, 3, 0, xx, xx, xx) -SYSTEM_VALUE(local_invocation_index, 1, 0, xx, xx, xx) -SYSTEM_VALUE(work_group_id, 3, 0, xx, xx, xx) -SYSTEM_VALUE(user_clip_plane, 4, 1, UCP_ID, xx, xx) -SYSTEM_VALUE(num_work_groups, 3, 0, xx, xx, xx) -SYSTEM_VALUE(helper_invocation, 1, 0, xx, xx, xx) -SYSTEM_VALUE(alpha_ref_float, 1, 0, xx, xx, xx) -SYSTEM_VALUE(layer_id, 1, 0, xx, xx, xx) -SYSTEM_VALUE(view_index, 1, 0, xx, xx, xx) -SYSTEM_VALUE(subgroup_size, 1, 0, xx, xx, xx) -SYSTEM_VALUE(subgroup_invocation, 1, 0, xx, xx, xx) -SYSTEM_VALUE(subgroup_eq_mask, 0, 0, xx, xx, xx) -SYSTEM_VALUE(subgroup_ge_mask, 0, 0, xx, xx, xx) -SYSTEM_VALUE(subgroup_gt_mask, 0, 0, xx, xx, xx) -SYSTEM_VALUE(subgroup_le_mask, 0, 0, xx, xx, xx) -SYSTEM_VALUE(subgroup_lt_mask, 0, 0, xx, xx, xx) -SYSTEM_VALUE(num_subgroups, 1, 0, xx, xx, xx) -SYSTEM_VALUE(subgroup_id, 1, 0, xx, xx, xx) -SYSTEM_VALUE(local_group_size, 3, 0, xx, xx, xx) - -/* Blend constant color values. Float values are clamped. */ -SYSTEM_VALUE(blend_const_color_r_float, 1, 0, xx, xx, xx) -SYSTEM_VALUE(blend_const_color_g_float, 1, 0, xx, xx, xx) -SYSTEM_VALUE(blend_const_color_b_float, 1, 0, xx, xx, xx) -SYSTEM_VALUE(blend_const_color_a_float, 1, 0, xx, xx, xx) -SYSTEM_VALUE(blend_const_color_rgba8888_unorm, 1, 0, xx, xx, xx) -SYSTEM_VALUE(blend_const_color_aaaa8888_unorm, 1, 0, xx, xx, xx) - -/** - * Barycentric coordinate intrinsics. - * - * These set up the barycentric coordinates for a particular interpolation. - * The first three are for the simple cases: pixel, centroid, or per-sample - * (at gl_SampleID). The next two handle interpolating at a specified - * sample location, or interpolating with a vec2 offset, - * - * The interp_mode index should be either the INTERP_MODE_SMOOTH or - * INTERP_MODE_NOPERSPECTIVE enum values. - * - * The vec2 value produced by these intrinsics is intended for use as the - * barycoord source of a load_interpolated_input intrinsic. - */ - -#define BARYCENTRIC(name, sources, source_components) \ - INTRINSIC(load_barycentric_##name, sources, ARR(source_components), \ - true, 2, 0, 1, INTERP_MODE, xx, xx, \ - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) - -/* no sources. const_index[] = { interp_mode } */ -BARYCENTRIC(pixel, 0, 0) -BARYCENTRIC(centroid, 0, 0) -BARYCENTRIC(sample, 0, 0) -/* src[] = { sample_id }. const_index[] = { interp_mode } */ -BARYCENTRIC(at_sample, 1, 1) -/* src[] = { offset.xy }. const_index[] = { interp_mode } */ -BARYCENTRIC(at_offset, 1, 2) - -/* - * Load operations pull data from some piece of GPU memory. All load - * operations operate in terms of offsets into some piece of theoretical - * memory. Loads from externally visible memory (UBO and SSBO) simply take a - * byte offset as a source. Loads from opaque memory (uniforms, inputs, etc.) - * take a base+offset pair where the base (const_index[0]) gives the location - * of the start of the variable being loaded and and the offset source is a - * offset into that variable. - * - * Uniform load operations have a second "range" index that specifies the - * range (starting at base) of the data from which we are loading. If - * const_index[1] == 0, then the range is unknown. - * - * Some load operations such as UBO/SSBO load and per_vertex loads take an - * additional source to specify which UBO/SSBO/vertex to load from. - * - * The exact address type depends on the lowering pass that generates the - * load/store intrinsics. Typically, this is vec4 units for things such as - * varying slots and float units for fragment shader inputs. UBO and SSBO - * offsets are always in bytes. - */ - -#define LOAD(name, srcs, num_indices, idx0, idx1, idx2, flags) \ - INTRINSIC(load_##name, srcs, ARR(1, 1, 1, 1), true, 0, 0, num_indices, idx0, idx1, idx2, flags) - -/* src[] = { offset }. const_index[] = { base, range } */ -LOAD(uniform, 1, 2, BASE, RANGE, xx, NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) -/* src[] = { buffer_index, offset }. No const_index */ -LOAD(ubo, 2, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) -/* src[] = { offset }. const_index[] = { base, component } */ -LOAD(input, 1, 2, BASE, COMPONENT, xx, NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) -/* src[] = { vertex, offset }. const_index[] = { base, component } */ -LOAD(per_vertex_input, 2, 2, BASE, COMPONENT, xx, NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) -/* src[] = { barycoord, offset }. const_index[] = { base, component } */ -INTRINSIC(load_interpolated_input, 2, ARR(2, 1), true, 0, 0, - 2, BASE, COMPONENT, xx, - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) - -/* src[] = { buffer_index, offset }. No const_index */ -LOAD(ssbo, 2, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -/* src[] = { offset }. const_index[] = { base, component } */ -LOAD(output, 1, 2, BASE, COMPONENT, xx, NIR_INTRINSIC_CAN_ELIMINATE) -/* src[] = { vertex, offset }. const_index[] = { base, component } */ -LOAD(per_vertex_output, 2, 2, BASE, COMPONENT, xx, NIR_INTRINSIC_CAN_ELIMINATE) -/* src[] = { offset }. const_index[] = { base } */ -LOAD(shared, 1, 1, BASE, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) -/* src[] = { offset }. const_index[] = { base, range } */ -LOAD(push_constant, 1, 2, BASE, RANGE, xx, - NIR_INTRINSIC_CAN_ELIMINATE | NIR_INTRINSIC_CAN_REORDER) - -/* - * Stores work the same way as loads, except now the first source is the value - * to store and the second (and possibly third) source specify where to store - * the value. SSBO and shared memory stores also have a write mask as - * const_index[0]. - */ - -#define STORE(name, srcs, num_indices, idx0, idx1, idx2, flags) \ - INTRINSIC(store_##name, srcs, ARR(0, 1, 1, 1), false, 0, 0, num_indices, idx0, idx1, idx2, flags) - -/* src[] = { value, offset }. const_index[] = { base, write_mask, component } */ -STORE(output, 2, 3, BASE, WRMASK, COMPONENT, 0) -/* src[] = { value, vertex, offset }. - * const_index[] = { base, write_mask, component } - */ -STORE(per_vertex_output, 3, 3, BASE, WRMASK, COMPONENT, 0) -/* src[] = { value, block_index, offset }. const_index[] = { write_mask } */ -STORE(ssbo, 3, 1, WRMASK, xx, xx, 0) -/* src[] = { value, offset }. const_index[] = { base, write_mask } */ -STORE(shared, 2, 2, BASE, WRMASK, xx, 0) - -LAST_INTRINSIC(store_shared) - -#undef DEFINE_SYSTEM_VALUE -#undef INTRINSIC -#undef LAST_INTRINSIC |