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35b758c378
All of the code that did something special based on vec4 vs. scalar is bogus. In the backend, everything is now in units of bytes and the vec4 backend can handle full std140 packing so we don't need to do anything special anymore. Signed-off-by: Jason Ekstrand <jason@jlekstrand.net> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=94998
56 lines
2 KiB
C
56 lines
2 KiB
C
/*
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* Copyright © 2015 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include "anv_nir.h"
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static bool
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lower_push_constants_block(nir_block *block, void *void_state)
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{
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nir_foreach_instr(block, instr) {
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if (instr->type != nir_instr_type_intrinsic)
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continue;
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nir_intrinsic_instr *intrin = nir_instr_as_intrinsic(instr);
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/* TODO: Handle indirect push constants */
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if (intrin->intrinsic != nir_intrinsic_load_push_constant)
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continue;
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assert(intrin->const_index[0] % 4 == 0);
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assert(intrin->const_index[1] == 128);
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/* We just turn them into uniform loads with the appropreate offset */
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intrin->intrinsic = nir_intrinsic_load_uniform;
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}
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return true;
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}
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void
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anv_nir_lower_push_constants(nir_shader *shader)
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{
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nir_foreach_function(shader, function) {
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if (function->impl)
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nir_foreach_block(function->impl, lower_push_constants_block, NULL);
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}
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}
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