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aco: add support for bias/lod with texture gather

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Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5147>
This commit is contained in:
Samuel Pitoiset
2020-05-20 16:25:28 +02:00
parent e99c818cf0
commit 94570e87bd
1 changed files with 25 additions and 5 deletions
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src/amd/compiler/aco_instruction_selection.cpp
+25 -5
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@@ -8821,14 +8821,34 @@ void visit_tex(isel_context *ctx, nir_tex_instr *instr)
}
if (instr->op == nir_texop_tg4) {
if (has_offset) {
opcode = aco_opcode::image_gather4_lz_o;
if (has_compare)
if (has_offset) { /* image_gather4_*_o */
if (has_compare) {
opcode = aco_opcode::image_gather4_c_lz_o;
if (has_lod)
opcode = aco_opcode::image_gather4_c_l_o;
if (has_bias)
opcode = aco_opcode::image_gather4_c_b_o;
} else {
opcode = aco_opcode::image_gather4_lz_o;
if (has_lod)
opcode = aco_opcode::image_gather4_l_o;
if (has_bias)
opcode = aco_opcode::image_gather4_b_o;
}
} else {
opcode = aco_opcode::image_gather4_lz;
if (has_compare)
if (has_compare) {
opcode = aco_opcode::image_gather4_c_lz;
if (has_lod)
opcode = aco_opcode::image_gather4_c_l;
if (has_bias)
opcode = aco_opcode::image_gather4_c_b;
} else {
opcode = aco_opcode::image_gather4_lz;
if (has_lod)
opcode = aco_opcode::image_gather4_l;
if (has_bias)
opcode = aco_opcode::image_gather4_b;
}
}
} else if (instr->op == nir_texop_lod) {
opcode = aco_opcode::image_get_lod;