| /* |
| * Copyright © 2020 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. |
| */ |
| |
| #ifndef BRW_NIR_RT_H |
| #define BRW_NIR_RT_H |
| |
| #include "brw_nir.h" |
| #include "brw_rt.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| void brw_nir_lower_raygen(nir_shader *nir); |
| void brw_nir_lower_any_hit(nir_shader *nir, |
| const struct intel_device_info *devinfo); |
| void brw_nir_lower_closest_hit(nir_shader *nir); |
| void brw_nir_lower_miss(nir_shader *nir); |
| void brw_nir_lower_callable(nir_shader *nir); |
| void brw_nir_lower_combined_intersection_any_hit(nir_shader *intersection, |
| const nir_shader *any_hit, |
| const struct intel_device_info *devinfo); |
| |
| /* We reserve the first 16B of the stack for callee data pointers */ |
| #define BRW_BTD_STACK_RESUME_BSR_ADDR_OFFSET 0 |
| #define BRW_BTD_STACK_CALL_DATA_PTR_OFFSET 8 |
| #define BRW_BTD_STACK_CALLEE_DATA_SIZE 16 |
| |
| /* We require the stack to be 8B aligned at the start of a shader */ |
| #define BRW_BTD_STACK_ALIGN 8 |
| |
| bool brw_nir_lower_ray_queries(nir_shader *shader, |
| const struct intel_device_info *devinfo); |
| |
| void brw_nir_lower_shader_returns(nir_shader *shader); |
| |
| bool brw_nir_lower_shader_calls(nir_shader *shader, struct brw_bs_prog_key *key); |
| |
| void brw_nir_lower_rt_intrinsics(nir_shader *shader, |
| const struct intel_device_info *devinfo); |
| void brw_nir_lower_intersection_shader(nir_shader *intersection, |
| const nir_shader *any_hit, |
| const struct intel_device_info *devinfo); |
| |
| nir_shader * |
| brw_nir_create_raygen_trampoline(const struct brw_compiler *compiler, |
| void *mem_ctx); |
| nir_shader * |
| brw_nir_create_trivial_return_shader(const struct brw_compiler *compiler, |
| void *mem_ctx); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* BRW_NIR_RT_H */ |