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iris: only bother with params if there are any...

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This commit is contained in:
Kenneth Graunke
2018-11-09 00:51:58 -08:00
parent 2186d83185
commit 80c856cbee
2 changed files with 27 additions and 33 deletions
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32
src/gallium/drivers/iris/iris_program.c
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@@ -470,23 +470,27 @@ iris_setup_uniforms(const struct brw_compiler *compiler,
}
}
nir_foreach_block(block, impl) {
nir_foreach_instr_safe(instr, block) {
if (instr->type != nir_instr_type_intrinsic)
continue;
if (prog_data->nr_params > 0) {
nir_foreach_block(block, impl) {
nir_foreach_instr_safe(instr, block) {
if (instr->type != nir_instr_type_intrinsic)
continue;
nir_intrinsic_instr *load = nir_instr_as_intrinsic(instr);
nir_intrinsic_instr *load = nir_instr_as_intrinsic(instr);
if (load->intrinsic != nir_intrinsic_load_ubo)
continue;
if (load->intrinsic != nir_intrinsic_load_ubo)
continue;
if (load->src[0].ssa == temp_ubo_name) {
load->src[0] = nir_src_for_ssa(nir_imm_int(&b, 0));
} else if (nir_src_as_uint(load->src[0]) == 0) {
nir_ssa_def *offset =
nir_iadd(&b, load->src[1].ssa,
nir_imm_int(&b, prog_data->nr_params));
load->src[1] = nir_src_for_ssa(offset);
b.cursor = nir_before_instr(instr);
if (load->src[0].ssa == temp_ubo_name) {
load->src[0] = nir_src_for_ssa(nir_imm_int(&b, 0));
} else if (nir_src_as_uint(load->src[0]) == 0) {
nir_ssa_def *offset =
nir_iadd(&b, load->src[1].ssa,
nir_imm_int(&b, prog_data->nr_params));
load->src[1] = nir_src_for_ssa(offset);
}
}
}
}