1 /* 2 * Copyright © 2017 Intel Corporation 3 * 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: 10 * 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 13 * Software. 14 * 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 21 * IN THE SOFTWARE. 22 */ 23 24 #ifndef GL_NIR_LINKER_H 25 #define GL_NIR_LINKER_H 26 27 #include <stdbool.h> 28 29 #include "nir.h" 30 #include "util/glheader.h" 31 #include "main/menums.h" 32 33 #ifdef __cplusplus 34 extern "C" { 35 #endif 36 37 struct gl_constants; 38 struct gl_extensions; 39 struct gl_linked_shader; 40 struct gl_shader_program; 41 struct gl_program; 42 struct gl_transform_feedback_info; 43 struct xfb_decl; 44 struct nir_xfb_info; 45 46 struct gl_nir_linker_options { 47 bool fill_parameters; 48 }; 49 50 #define nir_foreach_gl_uniform_variable(var, shader) \ 51 nir_foreach_variable_with_modes(var, shader, nir_var_uniform | \ 52 nir_var_mem_ubo | \ 53 nir_var_mem_ssbo | \ 54 nir_var_image) 55 56 void gl_nir_opts(nir_shader *nir); 57 58 bool gl_nir_link_spirv(const struct gl_constants *consts, 59 const struct gl_extensions *exts, 60 struct gl_shader_program *prog, 61 const struct gl_nir_linker_options *options); 62 63 bool gl_nir_link_glsl(const struct gl_constants *consts, 64 const struct gl_extensions *exts, 65 gl_api api, 66 struct gl_shader_program *prog); 67 68 bool gl_nir_link_uniforms(const struct gl_constants *consts, 69 struct gl_shader_program *prog, 70 bool fill_parameters); 71 72 bool gl_nir_link_varyings(const struct gl_constants *consts, 73 const struct gl_extensions *exts, 74 gl_api api, struct gl_shader_program *prog); 75 76 struct nir_xfb_info * 77 gl_to_nir_xfb_info(struct gl_transform_feedback_info *info, void *mem_ctx); 78 79 nir_variable * gl_nir_lower_xfb_varying(nir_shader *shader, 80 const char *old_var_name, 81 nir_variable *toplevel_var); 82 83 void gl_nir_opt_dead_builtin_varyings(const struct gl_constants *consts, 84 gl_api api, 85 struct gl_shader_program *prog, 86 struct gl_linked_shader *producer, 87 struct gl_linked_shader *consumer, 88 unsigned num_tfeedback_decls, 89 struct xfb_decl *tfeedback_decls); 90 91 void gl_nir_set_uniform_initializers(const struct gl_constants *consts, 92 struct gl_shader_program *prog); 93 94 bool nir_add_packed_var_to_resource_list(const struct gl_constants *consts, 95 struct gl_shader_program *shProg, 96 struct set *resource_set, 97 nir_variable *var, 98 unsigned stage, GLenum type); 99 100 void 101 init_program_resource_list(struct gl_shader_program *prog); 102 103 void nir_build_program_resource_list(const struct gl_constants *consts, 104 struct gl_shader_program *prog, 105 bool rebuild_resourse_list); 106 107 void gl_nir_link_assign_atomic_counter_resources(const struct gl_constants *consts, 108 struct gl_shader_program *prog); 109 110 void gl_nir_link_check_atomic_counter_resources(const struct gl_constants *consts, 111 struct gl_shader_program *prog); 112 113 void gl_nir_link_assign_xfb_resources(const struct gl_constants *consts, 114 struct gl_shader_program *prog); 115 116 bool gl_nir_link_uniform_blocks(const struct gl_constants *consts, 117 struct gl_shader_program *prog); 118 119 bool 120 gl_nir_can_add_pointsize_to_program(const struct gl_constants *consts, 121 struct gl_program *prog); 122 123 bool 124 gl_nir_add_point_size(struct nir_shader *nir); 125 126 bool lower_packed_varying_needs_lowering(nir_shader *shader, nir_variable *var, 127 bool xfb_enabled, 128 bool disable_xfb_packing, 129 bool disable_varying_packing); 130 131 #ifdef __cplusplus 132 } /* extern "C" */ 133 #endif 134 135 #endif /* GL_NIR_LINKER_H */ 136