2 * Copyright (c) 2017-2019 Lima Project
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, sub license,
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:
11 * The above copyright notice and this permission notice (including the
12 * next paragraph) shall be included in all copies or substantial portions
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 NON-INFRINGEMENT. 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
21 * DEALINGS IN THE SOFTWARE.
25 #include "util/u_memory.h"
26 #include "util/ralloc.h"
27 #include "util/u_debug.h"
29 #include "tgsi/tgsi_dump.h"
30 #include "compiler/nir/nir.h"
31 #include "nir/tgsi_to_nir.h"
33 #include "pipe/p_state.h"
35 #include "lima_screen.h"
36 #include "lima_context.h"
37 #include "lima_program.h"
39 #include "ir/lima_ir.h"
41 static const nir_shader_compiler_options vs_nir_options
= {
52 /* could be implemented by clamp */
54 .lower_bitshift
= true,
58 static const nir_shader_compiler_options fs_nir_options
= {
71 lima_program_get_compiler_options(enum pipe_shader_type shader
)
74 case PIPE_SHADER_VERTEX
:
75 return &vs_nir_options
;
76 case PIPE_SHADER_FRAGMENT
:
77 return &fs_nir_options
;
84 type_size(const struct glsl_type
*type
, bool bindless
)
86 return glsl_count_attribute_slots(type
, false);
90 lima_program_optimize_vs_nir(struct nir_shader
*s
)
94 NIR_PASS_V(s
, nir_lower_viewport_transform
);
95 NIR_PASS_V(s
, nir_lower_io
, nir_var_all
, type_size
, 0);
96 NIR_PASS_V(s
, nir_lower_regs_to_ssa
);
97 NIR_PASS_V(s
, nir_lower_load_const_to_scalar
);
98 NIR_PASS_V(s
, lima_nir_lower_uniform_to_scalar
);
99 NIR_PASS_V(s
, nir_lower_io_to_scalar
,
100 nir_var_shader_in
|nir_var_shader_out
);
101 NIR_PASS_V(s
, nir_lower_sincos
);
106 NIR_PASS_V(s
, nir_lower_vars_to_ssa
);
107 NIR_PASS(progress
, s
, nir_lower_alu_to_scalar
, NULL
);
108 NIR_PASS(progress
, s
, nir_lower_phis_to_scalar
);
109 NIR_PASS(progress
, s
, nir_copy_prop
);
110 NIR_PASS(progress
, s
, nir_opt_remove_phis
);
111 NIR_PASS(progress
, s
, nir_opt_dce
);
112 NIR_PASS(progress
, s
, nir_opt_dead_cf
);
113 NIR_PASS(progress
, s
, nir_opt_cse
);
114 NIR_PASS(progress
, s
, nir_opt_peephole_select
, 8, true, true);
115 NIR_PASS(progress
, s
, nir_opt_algebraic
);
116 NIR_PASS(progress
, s
, nir_opt_constant_folding
);
117 NIR_PASS(progress
, s
, nir_opt_undef
);
118 NIR_PASS(progress
, s
, nir_opt_loop_unroll
,
121 nir_var_function_temp
);
124 NIR_PASS_V(s
, nir_lower_int_to_float
);
125 NIR_PASS_V(s
, nir_lower_bool_to_float
);
126 NIR_PASS_V(s
, nir_copy_prop
);
127 NIR_PASS_V(s
, nir_lower_locals_to_regs
);
128 NIR_PASS_V(s
, nir_convert_from_ssa
, true);
129 NIR_PASS_V(s
, nir_remove_dead_variables
, nir_var_function_temp
);
134 lima_program_optimize_fs_nir(struct nir_shader
*s
)
138 NIR_PASS_V(s
, nir_lower_fragcoord_wtrans
);
139 NIR_PASS_V(s
, nir_lower_io
, nir_var_all
, type_size
, 0);
140 NIR_PASS_V(s
, nir_lower_regs_to_ssa
);
145 NIR_PASS_V(s
, nir_lower_vars_to_ssa
);
146 //NIR_PASS(progress, s, nir_lower_alu_to_scalar, NULL);
147 NIR_PASS(progress
, s
, nir_lower_phis_to_scalar
);
148 NIR_PASS(progress
, s
, nir_copy_prop
);
149 NIR_PASS(progress
, s
, nir_opt_remove_phis
);
150 NIR_PASS(progress
, s
, nir_opt_dce
);
151 NIR_PASS(progress
, s
, nir_opt_dead_cf
);
152 NIR_PASS(progress
, s
, nir_opt_cse
);
153 NIR_PASS(progress
, s
, nir_opt_peephole_select
, 8, true, true);
154 NIR_PASS(progress
, s
, nir_opt_algebraic
);
155 NIR_PASS(progress
, s
, nir_opt_constant_folding
);
156 NIR_PASS(progress
, s
, nir_opt_undef
);
157 NIR_PASS(progress
, s
, nir_opt_loop_unroll
,
160 nir_var_function_temp
);
163 NIR_PASS_V(s
, nir_lower_int_to_float
);
164 NIR_PASS_V(s
, nir_lower_bool_to_float
);
166 /* Lower modifiers */
167 NIR_PASS_V(s
, nir_lower_to_source_mods
, nir_lower_all_source_mods
);
168 NIR_PASS_V(s
, nir_copy_prop
);
169 NIR_PASS_V(s
, nir_opt_dce
);
171 NIR_PASS_V(s
, nir_lower_locals_to_regs
);
172 NIR_PASS_V(s
, nir_convert_from_ssa
, true);
173 NIR_PASS_V(s
, nir_remove_dead_variables
, nir_var_function_temp
);
175 NIR_PASS_V(s
, nir_move_vec_src_uses_to_dest
);
176 NIR_PASS_V(s
, nir_lower_vec_to_movs
);
182 lima_create_fs_state(struct pipe_context
*pctx
,
183 const struct pipe_shader_state
*cso
)
185 struct lima_screen
*screen
= lima_screen(pctx
->screen
);
186 struct lima_fs_shader_state
*so
= rzalloc(NULL
, struct lima_fs_shader_state
);
192 if (cso
->type
== PIPE_SHADER_IR_NIR
)
195 assert(cso
->type
== PIPE_SHADER_IR_TGSI
);
197 nir
= tgsi_to_nir(cso
->tokens
, pctx
->screen
);
200 lima_program_optimize_fs_nir(nir
);
202 if (lima_debug
& LIMA_DEBUG_PP
)
203 nir_print_shader(nir
, stdout
);
205 if (!ppir_compile_nir(so
, nir
, screen
->pp_ra
)) {
214 lima_bind_fs_state(struct pipe_context
*pctx
, void *hwcso
)
216 struct lima_context
*ctx
= lima_context(pctx
);
219 ctx
->dirty
|= LIMA_CONTEXT_DIRTY_SHADER_FRAG
;
223 lima_delete_fs_state(struct pipe_context
*pctx
, void *hwcso
)
225 struct lima_fs_shader_state
*so
= hwcso
;
228 lima_bo_free(so
->bo
);
234 lima_update_vs_state(struct lima_context
*ctx
)
236 struct lima_vs_shader_state
*vs
= ctx
->vs
;
238 struct lima_screen
*screen
= lima_screen(ctx
->base
.screen
);
239 vs
->bo
= lima_bo_create(screen
, vs
->shader_size
, 0);
241 fprintf(stderr
, "lima: create vs shader bo fail\n");
245 memcpy(lima_bo_map(vs
->bo
), vs
->shader
, vs
->shader_size
);
246 ralloc_free(vs
->shader
);
254 lima_update_fs_state(struct lima_context
*ctx
)
256 struct lima_fs_shader_state
*fs
= ctx
->fs
;
258 struct lima_screen
*screen
= lima_screen(ctx
->base
.screen
);
259 fs
->bo
= lima_bo_create(screen
, fs
->shader_size
, 0);
261 fprintf(stderr
, "lima: create fs shader bo fail\n");
265 memcpy(lima_bo_map(fs
->bo
), fs
->shader
, fs
->shader_size
);
266 ralloc_free(fs
->shader
);
274 lima_create_vs_state(struct pipe_context
*pctx
,
275 const struct pipe_shader_state
*cso
)
277 struct lima_vs_shader_state
*so
= rzalloc(NULL
, struct lima_vs_shader_state
);
283 if (cso
->type
== PIPE_SHADER_IR_NIR
)
286 assert(cso
->type
== PIPE_SHADER_IR_TGSI
);
288 nir
= tgsi_to_nir(cso
->tokens
, pctx
->screen
);
291 lima_program_optimize_vs_nir(nir
);
293 if (lima_debug
& LIMA_DEBUG_GP
)
294 nir_print_shader(nir
, stdout
);
296 if (!gpir_compile_nir(so
, nir
)) {
305 lima_bind_vs_state(struct pipe_context
*pctx
, void *hwcso
)
307 struct lima_context
*ctx
= lima_context(pctx
);
310 ctx
->dirty
|= LIMA_CONTEXT_DIRTY_SHADER_VERT
;
314 lima_delete_vs_state(struct pipe_context
*pctx
, void *hwcso
)
316 struct lima_vs_shader_state
*so
= hwcso
;
319 lima_bo_free(so
->bo
);
325 lima_program_init(struct lima_context
*ctx
)
327 ctx
->base
.create_fs_state
= lima_create_fs_state
;
328 ctx
->base
.bind_fs_state
= lima_bind_fs_state
;
329 ctx
->base
.delete_fs_state
= lima_delete_fs_state
;
331 ctx
->base
.create_vs_state
= lima_create_vs_state
;
332 ctx
->base
.bind_vs_state
= lima_bind_vs_state
;
333 ctx
->base
.delete_vs_state
= lima_delete_vs_state
;