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/*
* Copyright © 2018 Valve Corporation
* Copyright © 2017 Red Hat
*
* 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.
*
*/
#include "vtn_private.h"
#include "GLSL.ext.AMD.h"
bool
vtn_handle_amd_gcn_shader_instruction(struct vtn_builder *b, uint32_t ext_opcode,
const uint32_t *w, unsigned count)
{
const struct glsl_type *dest_type =
vtn_value(b, w[1], vtn_value_type_type)->type->type;
struct vtn_value *val = vtn_push_value(b, w[2], vtn_value_type_ssa);
val->ssa = vtn_create_ssa_value(b, dest_type);
switch ((enum GcnShaderAMD)ext_opcode) {
case CubeFaceIndexAMD:
val->ssa->def = nir_cube_face_index(&b->nb, vtn_ssa_value(b, w[5])->def);
break;
case CubeFaceCoordAMD:
val->ssa->def = nir_cube_face_coord(&b->nb, vtn_ssa_value(b, w[5])->def);
break;
case TimeAMD: {
nir_intrinsic_instr *intrin = nir_intrinsic_instr_create(b->nb.shader,
nir_intrinsic_shader_clock);
nir_ssa_dest_init(&intrin->instr, &intrin->dest, 2, 32, NULL);
nir_builder_instr_insert(&b->nb, &intrin->instr);
val->ssa->def = nir_pack_64_2x32(&b->nb, &intrin->dest.ssa);
break;
}
default:
unreachable("Invalid opcode");
}
return true;
}
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