1 /*
2 * Copyright © 2016 Bas Nieuwenhuizen
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 AC_NIR_TO_LLVM_H
25 #define AC_NIR_TO_LLVM_H
26
27 #include "amd_family.h"
28 #include "compiler/shader_enums.h"
29 #include "llvm-c/Core.h"
30 #include "llvm-c/TargetMachine.h"
31
32 #include <stdbool.h>
33
34 struct nir_shader;
35 struct nir_variable;
36 struct ac_llvm_context;
37 struct ac_shader_abi;
38 struct ac_shader_args;
39
40 /* Interpolation locations */
41 #define INTERP_CENTER 0
42 #define INTERP_CENTROID 1
43 #define INTERP_SAMPLE 2
44
ac_llvm_reg_index_soa(unsigned index,unsigned chan)45 static inline unsigned ac_llvm_reg_index_soa(unsigned index, unsigned chan)
46 {
47 return (index * 4) + chan;
48 }
49
50 bool ac_lower_indirect_derefs(struct nir_shader *nir, enum chip_class);
51
52 bool ac_are_tessfactors_def_in_all_invocs(const struct nir_shader *nir);
53
54 void ac_nir_translate(struct ac_llvm_context *ac, struct ac_shader_abi *abi,
55 const struct ac_shader_args *args, struct nir_shader *nir);
56
57 void ac_handle_shader_output_decl(struct ac_llvm_context *ctx, struct ac_shader_abi *abi,
58 struct nir_shader *nir, struct nir_variable *variable,
59 gl_shader_stage stage);
60
61 void ac_emit_barrier(struct ac_llvm_context *ac, gl_shader_stage stage);
62
63 #endif /* AC_NIR_TO_LLVM_H */
64