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aco: Implement loading TES inputs. 

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3964>
This commit is contained in:
Timur Kristóf 2020-02-28 15:27:41 +01:00 committed by Marge Bot
parent ec56a7093c
commit 926bdfae7d
1 changed files with 26 additions and 0 deletions
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26
src/amd/compiler/aco_instruction_selection.cpp
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@ -3818,6 +3818,13 @@ void visit_load_input(isel_context *ctx, nir_intrinsic_instr *instr)
bld.insert(std::move(vec));
}
} else if (ctx->shader->info.stage == MESA_SHADER_TESS_EVAL) {
Temp ring = bld.smem(aco_opcode::s_load_dwordx4, bld.def(s4), ctx->program->private_segment_buffer, Operand(RING_HS_TESS_OFFCHIP * 16u));
Temp soffset = get_arg(ctx, ctx->args->oc_lds);
std::pair<Temp, unsigned> offs = get_tcs_per_patch_output_vmem_offset(ctx, instr);
unsigned elem_size_bytes = instr->dest.ssa.bit_size / 8u;
load_vmem_mubuf(ctx, dst, ring, offs.first, soffset, offs.second, elem_size_bytes, instr->dest.ssa.num_components);
} else {
unreachable("Shader stage not implemented");
}
@ -3906,6 +3913,22 @@ void visit_load_tcs_per_vertex_input(isel_context *ctx, nir_intrinsic_instr *ins
load_lds(ctx, elem_size_bytes, dst, offs.first, offs.second, lds_align);
}
void visit_load_tes_per_vertex_input(isel_context *ctx, nir_intrinsic_instr *instr)
{
assert(ctx->shader->info.stage == MESA_SHADER_TESS_EVAL);
Builder bld(ctx->program, ctx->block);
Temp ring = bld.smem(aco_opcode::s_load_dwordx4, bld.def(s4), ctx->program->private_segment_buffer, Operand(RING_HS_TESS_OFFCHIP * 16u));
Temp oc_lds = get_arg(ctx, ctx->args->oc_lds);
Temp dst = get_ssa_temp(ctx, &instr->dest.ssa);
unsigned elem_size_bytes = instr->dest.ssa.bit_size / 8;
std::pair<Temp, unsigned> offs = get_tcs_per_vertex_output_vmem_offset(ctx, instr);
load_vmem_mubuf(ctx, dst, ring, offs.first, oc_lds, offs.second, elem_size_bytes, instr->dest.ssa.num_components, 0u, true, true);
}
void visit_load_per_vertex_input(isel_context *ctx, nir_intrinsic_instr *instr)
{
switch (ctx->shader->info.stage) {
@ -3915,6 +3938,9 @@ void visit_load_per_vertex_input(isel_context *ctx, nir_intrinsic_instr *instr)
case MESA_SHADER_TESS_CTRL:
visit_load_tcs_per_vertex_input(ctx, instr);
break;
case MESA_SHADER_TESS_EVAL:
visit_load_tes_per_vertex_input(ctx, instr);
break;
default:
unreachable("Unimplemented shader stage");
}