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/*
* Copyright (C) 2015 Rob Clark <robclark@freedesktop.org>
*
* 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:
* Rob Clark <robclark@freedesktop.org>
*/
#include "util/ralloc.h"
#include "ir3_compiler.h"
static const struct debug_named_value shader_debug_options[] = {
{"vs", IR3_DBG_SHADER_VS, "Print shader disasm for vertex shaders"},
{"tcs", IR3_DBG_SHADER_TCS, "Print shader disasm for tess ctrl shaders"},
{"tes", IR3_DBG_SHADER_TES, "Print shader disasm for tess eval shaders"},
{"gs", IR3_DBG_SHADER_GS, "Print shader disasm for geometry shaders"},
{"fs", IR3_DBG_SHADER_FS, "Print shader disasm for fragment shaders"},
{"cs", IR3_DBG_SHADER_CS, "Print shader disasm for compute shaders"},
{"disasm", IR3_DBG_DISASM, "Dump NIR and adreno shader disassembly"},
{"optmsgs", IR3_DBG_OPTMSGS, "Enable optimizer debug messages"},
{"forces2en", IR3_DBG_FORCES2EN, "Force s2en mode for tex sampler instructions"},
{"nouboopt", IR3_DBG_NOUBOOPT, "Disable lowering UBO to uniform"},
#ifdef DEBUG
{"schedmsgs", IR3_DBG_SCHEDMSGS, "Enable scheduler debug messages"},
#endif
DEBUG_NAMED_VALUE_END
};
DEBUG_GET_ONCE_FLAGS_OPTION(ir3_shader_debug, "IR3_SHADER_DEBUG", shader_debug_options, 0)
enum ir3_shader_debug ir3_shader_debug = 0;
struct ir3_compiler * ir3_compiler_create(struct fd_device *dev, uint32_t gpu_id)
{
struct ir3_compiler *compiler = rzalloc(NULL, struct ir3_compiler);
ir3_shader_debug = debug_get_option_ir3_shader_debug();
compiler->dev = dev;
compiler->gpu_id = gpu_id;
compiler->set = ir3_ra_alloc_reg_set(compiler);
if (compiler->gpu_id >= 600) {
compiler->samgq_workaround = true;
}
if (compiler->gpu_id >= 400) {
/* need special handling for "flat" */
compiler->flat_bypass = true;
compiler->levels_add_one = false;
compiler->unminify_coords = false;
compiler->txf_ms_with_isaml = false;
compiler->array_index_add_half = true;
} else {
/* no special handling for "flat" */
compiler->flat_bypass = false;
compiler->levels_add_one = true;
compiler->unminify_coords = true;
compiler->txf_ms_with_isaml = true;
compiler->array_index_add_half = false;
}
return compiler;
}
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