#include "prog_instruction.h"
#include "prog_parameter.h"
#include "prog_print.h"
+#include "program.h"
/**
* \file prog_to_nir.c
load->variables[0] = nir_deref_var_create(load, c->input_vars[prog_src->Index]);
nir_ssa_dest_init(&load->instr, &load->dest, 4, NULL);
- nir_instr_insert_after_cf_list(b->cf_node_list, &load->instr);
+ nir_builder_instr_insert(b, &load->instr);
src.src = nir_src_for_ssa(&load->dest.ssa);
break;
}
/* FALLTHROUGH */
case PROGRAM_STATE_VAR: {
+ assert(c->parameters != NULL);
+
nir_intrinsic_instr *load =
nir_intrinsic_instr_create(b->shader, nir_intrinsic_load_var);
nir_ssa_dest_init(&load->instr, &load->dest, 4, NULL);
deref_arr->base_offset = prog_src->Index;
}
- nir_instr_insert_after_cf_list(b->cf_node_list, &load->instr);
+ nir_builder_instr_insert(b, &load->instr);
src.src = nir_src_for_ssa(&load->dest.ssa);
break;
mov->dest.write_mask = 0x1;
mov->src[0] = src;
mov->src[0].swizzle[0] = swizzle;
- nir_instr_insert_after_cf_list(b->cf_node_list, &mov->instr);
+ nir_builder_instr_insert(b, &mov->instr);
chans[i] = &mov->dest.dest.ssa;
}
instr->src[i].src = nir_src_for_ssa(src[i]);
instr->dest = dest;
- nir_instr_insert_after_cf_list(b->cf_node_list, &instr->instr);
+ nir_builder_instr_insert(b, &instr->instr);
}
static void
mov->src[0].src = nir_src_for_ssa(def);
for (unsigned i = def->num_components; i < 4; i++)
mov->src[0].swizzle[i] = def->num_components - 1;
- nir_instr_insert_after_cf_list(b->cf_node_list, &mov->instr);
+ nir_builder_instr_insert(b, &mov->instr);
}
static void
nir_intrinsic_instr *discard =
nir_intrinsic_instr_create(b->shader, nir_intrinsic_discard_if);
discard->src[0] = nir_src_for_ssa(cmp);
- nir_instr_insert_after_cf_list(b->cf_node_list, &discard->instr);
+ nir_builder_instr_insert(b, &discard->instr);
}
static void
assert(src_number == num_srcs);
nir_ssa_dest_init(&instr->instr, &instr->dest, 4, NULL);
- nir_instr_insert_after_cf_list(b->cf_node_list, &instr->instr);
+ nir_builder_instr_insert(b, &instr->instr);
/* Resolve the writemask on the texture op. */
ptn_move_dest(b, dest, &instr->dest.ssa);
foreach_list_typed(nir_variable, var, node, &b->shader->outputs) {
nir_intrinsic_instr *store =
nir_intrinsic_instr_create(b->shader, nir_intrinsic_store_var);
- store->num_components = 4;
+ store->num_components = glsl_get_vector_elements(var->type);
store->variables[0] =
nir_deref_var_create(store, c->output_vars[var->data.location]);
- store->src[0].reg.reg = c->output_regs[var->data.location];
- nir_instr_insert_after_cf_list(c->build.cf_node_list, &store->instr);
+
+ if (c->prog->Target == GL_FRAGMENT_PROGRAM_ARB &&
+ var->data.location == FRAG_RESULT_DEPTH) {
+ /* result.depth has this strange convention of being the .z component of
+ * a vec4 with undefined .xyw components. We resolve it to a scalar, to
+ * match GLSL's gl_FragDepth and the expectations of most backends.
+ */
+ nir_alu_src alu_src = { NIR_SRC_INIT };
+ alu_src.src = nir_src_for_reg(c->output_regs[FRAG_RESULT_DEPTH]);
+ alu_src.swizzle[0] = SWIZZLE_Z;
+ store->src[0] = nir_src_for_ssa(nir_fmov_alu(b, alu_src, 1));
+ } else {
+ store->src[0].reg.reg = c->output_regs[var->data.location];
+ }
+ nir_builder_instr_insert(b, &store->instr);
}
}
load_x->num_components = 1;
load_x->variables[0] = nir_deref_var_create(load_x, var);
nir_ssa_dest_init(&load_x->instr, &load_x->dest, 1, NULL);
- nir_instr_insert_after_cf_list(b->cf_node_list, &load_x->instr);
+ nir_builder_instr_insert(b, &load_x->instr);
nir_ssa_def *f001 = nir_vec4(b, &load_x->dest.ssa, nir_imm_float(b, 0.0),
nir_imm_float(b, 0.0), nir_imm_float(b, 1.0));
store->num_components = 4;
store->variables[0] = nir_deref_var_create(store, fullvar);
store->src[0] = nir_src_for_ssa(f001);
- nir_instr_insert_after_cf_list(b->cf_node_list, &store->instr);
+ nir_builder_instr_insert(b, &store->instr);
/* Insert the real input into the list so the driver has real
* inputs, but set c->input_vars[i] to the temporary so we use
reg->num_components = 4;
nir_variable *var = rzalloc(shader, nir_variable);
- var->type = glsl_vec4_type();
+ if (c->prog->Target == GL_FRAGMENT_PROGRAM_ARB && i == FRAG_RESULT_DEPTH)
+ var->type = glsl_float_type();
+ else
+ var->type = glsl_vec4_type();
var->data.mode = nir_var_shader_out;
var->name = ralloc_asprintf(var, "out_%d", i);
{
struct ptn_compile *c;
struct nir_shader *s;
+ gl_shader_stage stage = _mesa_program_enum_to_shader_stage(prog->Target);
c = rzalloc(NULL, struct ptn_compile);
if (!c)
return NULL;
- s = nir_shader_create(NULL, options);
+ s = nir_shader_create(NULL, stage, options);
if (!s)
goto fail;
c->prog = prog;
- c->parameters = rzalloc(s, nir_variable);
- c->parameters->type = glsl_array_type(glsl_vec4_type(),
- prog->Parameters->NumParameters);
- c->parameters->name = "parameters";
- c->parameters->data.read_only = true;
- c->parameters->data.mode = nir_var_uniform;
- exec_list_push_tail(&s->uniforms, &c->parameters->node);
+ if (prog->Parameters->NumParameters > 0) {
+ c->parameters = rzalloc(s, nir_variable);
+ c->parameters->type =
+ glsl_array_type(glsl_vec4_type(), prog->Parameters->NumParameters);
+ c->parameters->name = "parameters";
+ c->parameters->data.read_only = true;
+ c->parameters->data.mode = nir_var_uniform;
+ exec_list_push_tail(&s->uniforms, &c->parameters->node);
+ }
nir_function *func = nir_function_create(s, "main");
nir_function_overload *overload = nir_function_overload_create(func);
c->build.shader = s;
c->build.impl = impl;
- c->build.cf_node_list = &impl->body;
+ c->build.cursor = nir_after_cf_list(&impl->body);
setup_registers_and_variables(c);
if (unlikely(c->error))
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