diff options
Diffstat (limited to 'src/gallium/drivers/lima/ir/pp/nir.c')
| -rw-r--r-- | src/gallium/drivers/lima/ir/pp/nir.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/src/gallium/drivers/lima/ir/pp/nir.c b/src/gallium/drivers/lima/ir/pp/nir.c index faccb9dea2d..13b117eb183 100644 --- a/src/gallium/drivers/lima/ir/pp/nir.c +++ b/src/gallium/drivers/lima/ir/pp/nir.c @@ -142,7 +142,8 @@ static void ppir_node_add_src(ppir_compiler *comp, ppir_node *node, break; } - ppir_node_add_dep(node, child); + if (child->op != ppir_op_undef) + ppir_node_add_dep(node, child); } else { nir_register *reg = ns->reg.reg; @@ -418,8 +419,19 @@ static ppir_node *ppir_emit_load_const(ppir_block *block, nir_instr *ni) static ppir_node *ppir_emit_ssa_undef(ppir_block *block, nir_instr *ni) { - ppir_error("nir_ssa_undef_instr not support\n"); - return NULL; + nir_ssa_undef_instr *undef = nir_instr_as_ssa_undef(ni); + ppir_node *node = ppir_node_create_ssa(block, ppir_op_undef, &undef->def); + if (!node) + return NULL; + ppir_alu_node *alu = ppir_node_to_alu(node); + + ppir_dest *dest = &alu->dest; + dest->ssa.undef = true; + ppir_reg *ssa = &dest->ssa; + + list_add(&ssa->list, &block->comp->reg_list); + + return node; } static ppir_node *ppir_emit_tex(ppir_block *block, nir_instr *ni) |