class nir_visitor : public ir_visitor
{
public:
- nir_visitor(nir_shader *shader, gl_shader *sh);
+ nir_visitor(nir_shader *shader);
~nir_visitor();
virtual void visit(ir_variable *);
void create_function(ir_function_signature *ir);
private:
- void add_instr(nir_instr *instr, unsigned num_components);
+ void add_instr(nir_instr *instr, unsigned num_components, unsigned bit_size);
nir_ssa_def *evaluate_rvalue(ir_rvalue *ir);
nir_alu_instr *emit(nir_op op, unsigned dest_size, nir_ssa_def **srcs);
bool supports_ints;
- struct gl_shader *sh;
-
nir_shader *shader;
nir_function_impl *impl;
nir_builder b;
nir_visitor *visitor;
};
-}; /* end of anonymous namespace */
+} /* end of anonymous namespace */
nir_shader *
glsl_to_nir(const struct gl_shader_program *shader_prog,
nir_shader *shader = nir_shader_create(NULL, stage, options);
- nir_visitor v1(shader, sh);
+ nir_visitor v1(shader);
nir_function_visitor v2(&v1);
v2.run(sh->ir);
visit_exec_list(sh->ir, &v1);
- nir_function *main = NULL;
- nir_foreach_function(shader, func) {
- if (strcmp(func->name, "main") == 0) {
- main = func;
- break;
- }
- }
- assert(main);
-
- nir_lower_outputs_to_temporaries(shader, main);
-
shader->info.name = ralloc_asprintf(shader, "GLSL%d", shader_prog->Name);
if (shader_prog->Label)
shader->info.label = ralloc_strdup(shader, shader_prog->Label);
return shader;
}
-nir_visitor::nir_visitor(nir_shader *shader, gl_shader *sh)
+nir_visitor::nir_visitor(nir_shader *shader)
{
this->supports_ints = shader->options->native_integers;
this->shader = shader;
- this->sh = sh;
this->is_global = true;
this->var_table = _mesa_hash_table_create(NULL, _mesa_hash_pointer,
_mesa_key_pointer_equal);
ret->value.f[i] = ir->value.f[i];
break;
+ case GLSL_TYPE_DOUBLE:
+ for (i = 0; i < total_elems; i++)
+ ret->value.d[i] = ir->value.d[i];
+ break;
+
case GLSL_TYPE_BOOL:
for (i = 0; i < total_elems; i++)
ret->value.b[i] = ir->value.b[i];
}
var->data.index = ir->data.index;
- var->data.descriptor_set = 0;
var->data.binding = ir->data.binding;
var->data.offset = ir->data.offset;
var->data.image.read_only = ir->data.image_read_only;
ir_dereference *param =
(ir_dereference *) ir->actual_parameters.get_head();
instr->variables[0] = evaluate_deref(&instr->instr, param);
- nir_ssa_dest_init(&instr->instr, &instr->dest, 1, NULL);
+ nir_ssa_dest_init(&instr->instr, &instr->dest, 1, 32, NULL);
nir_builder_instr_insert(&b, &instr->instr);
break;
}
case nir_intrinsic_image_samples:
case nir_intrinsic_image_size: {
nir_ssa_undef_instr *instr_undef =
- nir_ssa_undef_instr_create(shader, 1);
+ nir_ssa_undef_instr_create(shader, 1, 32);
nir_builder_instr_insert(&b, &instr_undef->instr);
/* Set the image variable dereference. */
const nir_intrinsic_info *info =
&nir_intrinsic_infos[instr->intrinsic];
nir_ssa_dest_init(&instr->instr, &instr->dest,
- info->dest_components, NULL);
+ info->dest_components, 32, NULL);
}
if (op == nir_intrinsic_image_size ||
nir_builder_instr_insert(&b, &instr->instr);
break;
case nir_intrinsic_shader_clock:
- nir_ssa_dest_init(&instr->instr, &instr->dest, 1, NULL);
+ nir_ssa_dest_init(&instr->instr, &instr->dest, 1, 32, NULL);
nir_builder_instr_insert(&b, &instr->instr);
break;
case nir_intrinsic_store_ssbo: {
instr->num_components = type->vector_elements;
/* Setup destination register */
+ unsigned bit_size = glsl_get_bit_size(type);
nir_ssa_dest_init(&instr->instr, &instr->dest,
- type->vector_elements, NULL);
+ type->vector_elements, bit_size, NULL);
/* Insert the created nir instruction now since in the case of boolean
* result we will need to emit another instruction after it
load_ssbo_compare->src[1].swizzle[i] = 0;
nir_ssa_dest_init(&load_ssbo_compare->instr,
&load_ssbo_compare->dest.dest,
- type->vector_elements, NULL);
+ type->vector_elements, bit_size, NULL);
load_ssbo_compare->dest.write_mask = (1 << type->vector_elements) - 1;
nir_builder_instr_insert(&b, &load_ssbo_compare->instr);
dest = &load_ssbo_compare->dest.dest;
/* Atomic result */
assert(ir->return_deref);
nir_ssa_dest_init(&instr->instr, &instr->dest,
- ir->return_deref->type->vector_elements, NULL);
+ ir->return_deref->type->vector_elements, 32, NULL);
nir_builder_instr_insert(&b, &instr->instr);
break;
}
instr->num_components = type->vector_elements;
/* Setup destination register */
+ unsigned bit_size = glsl_get_bit_size(type);
nir_ssa_dest_init(&instr->instr, &instr->dest,
- type->vector_elements, NULL);
+ type->vector_elements, bit_size, NULL);
nir_builder_instr_insert(&b, &instr->instr);
break;
/* Atomic result */
assert(ir->return_deref);
+ unsigned bit_size = glsl_get_bit_size(ir->return_deref->type);
nir_ssa_dest_init(&instr->instr, &instr->dest,
- ir->return_deref->type->vector_elements, NULL);
+ ir->return_deref->type->vector_elements,
+ bit_size, NULL);
nir_builder_instr_insert(&b, &instr->instr);
break;
}
{
unsigned num_components = ir->lhs->type->vector_elements;
+ b.exact = ir->lhs->variable_referenced()->data.invariant ||
+ ir->lhs->variable_referenced()->data.precise;
+
if ((ir->rhs->as_dereference() || ir->rhs->as_constant()) &&
(ir->write_mask == (1 << num_components) - 1 || ir->write_mask == 0)) {
/* We're doing a plain-as-can-be copy, so emit a copy_var */
}
void
-nir_visitor::add_instr(nir_instr *instr, unsigned num_components)
+nir_visitor::add_instr(nir_instr *instr, unsigned num_components,
+ unsigned bit_size)
{
nir_dest *dest = get_instr_dest(instr);
if (dest)
- nir_ssa_dest_init(instr, dest, num_components, NULL);
+ nir_ssa_dest_init(instr, dest, num_components, bit_size, NULL);
nir_builder_instr_insert(&b, instr);
load_instr->num_components = ir->type->vector_elements;
load_instr->variables[0] = this->deref_head;
ralloc_steal(load_instr, load_instr->variables[0]);
- add_instr(&load_instr->instr, ir->type->vector_elements);
+ unsigned bit_size = glsl_get_bit_size(ir->type);
+ add_instr(&load_instr->instr, ir->type->vector_elements, bit_size);
}
return this->result;
}
+static bool
+type_is_float(glsl_base_type type)
+{
+ return type == GLSL_TYPE_FLOAT || type == GLSL_TYPE_DOUBLE;
+}
+
void
nir_visitor::visit(ir_expression *ir)
{
case ir_binop_ubo_load: {
nir_intrinsic_instr *load =
nir_intrinsic_instr_create(this->shader, nir_intrinsic_load_ubo);
+ unsigned bit_size = glsl_get_bit_size(ir->type);
load->num_components = ir->type->vector_elements;
load->src[0] = nir_src_for_ssa(evaluate_rvalue(ir->operands[0]));
load->src[1] = nir_src_for_ssa(evaluate_rvalue(ir->operands[1]));
- add_instr(&load->instr, ir->type->vector_elements);
+ add_instr(&load->instr, ir->type->vector_elements, bit_size);
/*
* In UBO's, a true boolean value is any non-zero value, but we consider
intrin->intrinsic == nir_intrinsic_interp_var_at_sample)
intrin->src[0] = nir_src_for_ssa(evaluate_rvalue(ir->operands[1]));
- add_instr(&intrin->instr, deref->type->vector_elements);
+ unsigned bit_size = glsl_get_bit_size(deref->type);
+ add_instr(&intrin->instr, deref->type->vector_elements, bit_size);
if (swizzle) {
unsigned swiz[4] = {
result = supports_ints ? nir_inot(&b, srcs[0]) : nir_fnot(&b, srcs[0]);
break;
case ir_unop_neg:
- result = (types[0] == GLSL_TYPE_FLOAT) ? nir_fneg(&b, srcs[0])
- : nir_ineg(&b, srcs[0]);
+ result = type_is_float(types[0]) ? nir_fneg(&b, srcs[0])
+ : nir_ineg(&b, srcs[0]);
break;
case ir_unop_abs:
- result = (types[0] == GLSL_TYPE_FLOAT) ? nir_fabs(&b, srcs[0])
- : nir_iabs(&b, srcs[0]);
+ result = type_is_float(types[0]) ? nir_fabs(&b, srcs[0])
+ : nir_iabs(&b, srcs[0]);
break;
case ir_unop_saturate:
- assert(types[0] == GLSL_TYPE_FLOAT);
+ assert(type_is_float(types[0]));
result = nir_fsat(&b, srcs[0]);
break;
case ir_unop_sign:
- result = (types[0] == GLSL_TYPE_FLOAT) ? nir_fsign(&b, srcs[0])
- : nir_isign(&b, srcs[0]);
+ result = type_is_float(types[0]) ? nir_fsign(&b, srcs[0])
+ : nir_isign(&b, srcs[0]);
break;
case ir_unop_rcp: result = nir_frcp(&b, srcs[0]); break;
case ir_unop_rsq: result = nir_frsq(&b, srcs[0]); break;
case ir_unop_f2b: result = nir_f2b(&b, srcs[0]); break;
case ir_unop_i2b: result = nir_i2b(&b, srcs[0]); break;
case ir_unop_b2i: result = nir_b2i(&b, srcs[0]); break;
+ case ir_unop_d2f: result = nir_d2f(&b, srcs[0]); break;
+ case ir_unop_f2d: result = nir_f2d(&b, srcs[0]); break;
+ case ir_unop_d2i: result = nir_d2i(&b, srcs[0]); break;
+ case ir_unop_d2u: result = nir_d2u(&b, srcs[0]); break;
+ case ir_unop_d2b: result = nir_d2b(&b, srcs[0]); break;
+ case ir_unop_i2d:
+ assert(supports_ints);
+ result = nir_i2d(&b, srcs[0]);
+ break;
+ case ir_unop_u2d:
+ assert(supports_ints);
+ result = nir_u2d(&b, srcs[0]);
+ break;
case ir_unop_i2u:
case ir_unop_u2i:
case ir_unop_bitcast_i2f:
case ir_unop_unpack_half_2x16:
result = nir_unpack_half_2x16(&b, srcs[0]);
break;
+ case ir_unop_pack_double_2x32:
+ result = nir_pack_double_2x32(&b, srcs[0]);
+ break;
+ case ir_unop_unpack_double_2x32:
+ result = nir_unpack_double_2x32(&b, srcs[0]);
+ break;
case ir_unop_bitfield_reverse:
result = nir_bitfield_reverse(&b, srcs[0]);
break;
nir_intrinsic_get_buffer_size);
load->num_components = ir->type->vector_elements;
load->src[0] = nir_src_for_ssa(evaluate_rvalue(ir->operands[0]));
- add_instr(&load->instr, ir->type->vector_elements);
+ unsigned bit_size = glsl_get_bit_size(ir->type);
+ add_instr(&load->instr, ir->type->vector_elements, bit_size);
return;
}
case ir_binop_add:
- result = (out_type == GLSL_TYPE_FLOAT) ? nir_fadd(&b, srcs[0], srcs[1])
- : nir_iadd(&b, srcs[0], srcs[1]);
+ result = type_is_float(out_type) ? nir_fadd(&b, srcs[0], srcs[1])
+ : nir_iadd(&b, srcs[0], srcs[1]);
break;
case ir_binop_sub:
- result = (out_type == GLSL_TYPE_FLOAT) ? nir_fsub(&b, srcs[0], srcs[1])
- : nir_isub(&b, srcs[0], srcs[1]);
+ result = type_is_float(out_type) ? nir_fsub(&b, srcs[0], srcs[1])
+ : nir_isub(&b, srcs[0], srcs[1]);
break;
case ir_binop_mul:
- result = (out_type == GLSL_TYPE_FLOAT) ? nir_fmul(&b, srcs[0], srcs[1])
- : nir_imul(&b, srcs[0], srcs[1]);
+ result = type_is_float(out_type) ? nir_fmul(&b, srcs[0], srcs[1])
+ : nir_imul(&b, srcs[0], srcs[1]);
break;
case ir_binop_div:
- if (out_type == GLSL_TYPE_FLOAT)
+ if (type_is_float(out_type))
result = nir_fdiv(&b, srcs[0], srcs[1]);
else if (out_type == GLSL_TYPE_INT)
result = nir_idiv(&b, srcs[0], srcs[1]);
result = nir_udiv(&b, srcs[0], srcs[1]);
break;
case ir_binop_mod:
- result = (out_type == GLSL_TYPE_FLOAT) ? nir_fmod(&b, srcs[0], srcs[1])
- : nir_umod(&b, srcs[0], srcs[1]);
+ result = type_is_float(out_type) ? nir_fmod(&b, srcs[0], srcs[1])
+ : nir_umod(&b, srcs[0], srcs[1]);
break;
case ir_binop_min:
- if (out_type == GLSL_TYPE_FLOAT)
+ if (type_is_float(out_type))
result = nir_fmin(&b, srcs[0], srcs[1]);
else if (out_type == GLSL_TYPE_INT)
result = nir_imin(&b, srcs[0], srcs[1]);
result = nir_umin(&b, srcs[0], srcs[1]);
break;
case ir_binop_max:
- if (out_type == GLSL_TYPE_FLOAT)
+ if (type_is_float(out_type))
result = nir_fmax(&b, srcs[0], srcs[1]);
else if (out_type == GLSL_TYPE_INT)
result = nir_imax(&b, srcs[0], srcs[1]);
case ir_binop_borrow: result = nir_usub_borrow(&b, srcs[0], srcs[1]); break;
case ir_binop_less:
if (supports_ints) {
- if (types[0] == GLSL_TYPE_FLOAT)
+ if (type_is_float(types[0]))
result = nir_flt(&b, srcs[0], srcs[1]);
else if (types[0] == GLSL_TYPE_INT)
result = nir_ilt(&b, srcs[0], srcs[1]);
break;
case ir_binop_greater:
if (supports_ints) {
- if (types[0] == GLSL_TYPE_FLOAT)
+ if (type_is_float(types[0]))
result = nir_flt(&b, srcs[1], srcs[0]);
else if (types[0] == GLSL_TYPE_INT)
result = nir_ilt(&b, srcs[1], srcs[0]);
break;
case ir_binop_lequal:
if (supports_ints) {
- if (types[0] == GLSL_TYPE_FLOAT)
+ if (type_is_float(types[0]))
result = nir_fge(&b, srcs[1], srcs[0]);
else if (types[0] == GLSL_TYPE_INT)
result = nir_ige(&b, srcs[1], srcs[0]);
break;
case ir_binop_gequal:
if (supports_ints) {
- if (types[0] == GLSL_TYPE_FLOAT)
+ if (type_is_float(types[0]))
result = nir_fge(&b, srcs[0], srcs[1]);
else if (types[0] == GLSL_TYPE_INT)
result = nir_ige(&b, srcs[0], srcs[1]);
break;
case ir_binop_equal:
if (supports_ints) {
- if (types[0] == GLSL_TYPE_FLOAT)
+ if (type_is_float(types[0]))
result = nir_feq(&b, srcs[0], srcs[1]);
else
result = nir_ieq(&b, srcs[0], srcs[1]);
break;
case ir_binop_nequal:
if (supports_ints) {
- if (types[0] == GLSL_TYPE_FLOAT)
+ if (type_is_float(types[0]))
result = nir_fne(&b, srcs[0], srcs[1]);
else
result = nir_ine(&b, srcs[0], srcs[1]);
break;
case ir_binop_all_equal:
if (supports_ints) {
- if (types[0] == GLSL_TYPE_FLOAT) {
+ if (type_is_float(types[0])) {
switch (ir->operands[0]->type->vector_elements) {
case 1: result = nir_feq(&b, srcs[0], srcs[1]); break;
case 2: result = nir_ball_fequal2(&b, srcs[0], srcs[1]); break;
break;
case ir_binop_any_nequal:
if (supports_ints) {
- if (types[0] == GLSL_TYPE_FLOAT) {
+ if (type_is_float(types[0])) {
switch (ir->operands[0]->type->vector_elements) {
case 1: result = nir_fne(&b, srcs[0], srcs[1]); break;
case 2: result = nir_bany_fnequal2(&b, srcs[0], srcs[1]); break;
assert(src_number == num_srcs);
- add_instr(&instr->instr, nir_tex_instr_dest_size(instr));
+ unsigned bit_size = glsl_get_bit_size(ir->type);
+ add_instr(&instr->instr, nir_tex_instr_dest_size(instr), bit_size);
}
void
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