return false;
}
+bool ir_rvalue::is_basis() const
+{
+ return false;
+}
+
/**
* Modify the swizzle make to move one component to another
*
this->set_lhs(lhs);
}
-
-ir_expression::ir_expression(int op, const struct glsl_type *type,
- ir_rvalue *op0)
-{
- assert(get_num_operands(ir_expression_operation(op)) == 1);
- this->ir_type = ir_type_expression;
- this->type = type;
- this->operation = ir_expression_operation(op);
- this->operands[0] = op0;
- this->operands[1] = NULL;
- this->operands[2] = NULL;
- this->operands[3] = NULL;
-}
-
-ir_expression::ir_expression(int op, const struct glsl_type *type,
- ir_rvalue *op0, ir_rvalue *op1)
-{
- assert(((op1 == NULL) && (get_num_operands(ir_expression_operation(op)) == 1))
- || (get_num_operands(ir_expression_operation(op)) == 2));
- this->ir_type = ir_type_expression;
- this->type = type;
- this->operation = ir_expression_operation(op);
- this->operands[0] = op0;
- this->operands[1] = op1;
- this->operands[2] = NULL;
- this->operands[3] = NULL;
-}
-
ir_expression::ir_expression(int op, const struct glsl_type *type,
ir_rvalue *op0, ir_rvalue *op1,
ir_rvalue *op2, ir_rvalue *op3)
this->operands[1] = op1;
this->operands[2] = op2;
this->operands[3] = op3;
+#ifndef NDEBUG
+ int num_operands = get_num_operands(this->operation);
+ for (int i = num_operands; i < 4; i++) {
+ assert(this->operands[i] == NULL);
+ }
+#endif
}
ir_expression::ir_expression(int op, ir_rvalue *op0)
case ir_unop_f2i:
case ir_unop_b2i:
case ir_unop_u2i:
+ case ir_unop_bitcast_f2i:
this->type = glsl_type::get_instance(GLSL_TYPE_INT,
op0->type->vector_elements, 1);
break;
case ir_unop_b2f:
case ir_unop_i2f:
case ir_unop_u2f:
+ case ir_unop_bitcast_i2f:
+ case ir_unop_bitcast_u2f:
this->type = glsl_type::get_instance(GLSL_TYPE_FLOAT,
op0->type->vector_elements, 1);
break;
break;
case ir_unop_i2u:
+ case ir_unop_f2u:
+ case ir_unop_bitcast_f2u:
this->type = glsl_type::get_instance(GLSL_TYPE_UINT,
op0->type->vector_elements, 1);
break;
case ir_unop_noise:
+ case ir_unop_unpack_half_2x16_split_x:
+ case ir_unop_unpack_half_2x16_split_y:
this->type = glsl_type::float_type;
break;
this->type = glsl_type::bool_type;
break;
+ case ir_unop_pack_snorm_2x16:
+ case ir_unop_pack_snorm_4x8:
+ case ir_unop_pack_unorm_2x16:
+ case ir_unop_pack_unorm_4x8:
+ case ir_unop_pack_half_2x16:
+ this->type = glsl_type::uint_type;
+ break;
+
+ case ir_unop_unpack_snorm_2x16:
+ case ir_unop_unpack_unorm_2x16:
+ case ir_unop_unpack_half_2x16:
+ this->type = glsl_type::vec2_type;
+ break;
+
+ case ir_unop_unpack_snorm_4x8:
+ case ir_unop_unpack_unorm_4x8:
+ this->type = glsl_type::vec4_type;
+ break;
+
default:
assert(!"not reached: missing automatic type setup for ir_expression");
this->type = op0->type;
case ir_binop_bit_and:
case ir_binop_bit_xor:
case ir_binop_bit_or:
+ assert(!op0->type->is_matrix());
+ assert(!op1->type->is_matrix());
if (op0->type->is_scalar()) {
- this->type = op1->type;
+ this->type = op1->type;
} else if (op1->type->is_scalar()) {
- this->type = op0->type;
+ this->type = op0->type;
+ } else {
+ assert(op0->type->vector_elements == op1->type->vector_elements);
+ this->type = op0->type;
}
break;
this->type = glsl_type::float_type;
break;
+ case ir_binop_pack_half_2x16_split:
+ this->type = glsl_type::uint_type;
+ break;
+
case ir_binop_lshift:
case ir_binop_rshift:
this->type = op0->type;
"exp2",
"log2",
"f2i",
+ "f2u",
"i2f",
"f2b",
"b2f",
"u2f",
"i2u",
"u2i",
+ "bitcast_i2f",
+ "bitcast_f2i",
+ "bitcast_u2f",
+ "bitcast_f2u",
"any",
"trunc",
"ceil",
"cos_reduced",
"dFdx",
"dFdy",
+ "packSnorm2x16",
+ "packSnorm4x8",
+ "packUnorm2x16",
+ "packUnorm4x8",
+ "packHalf2x16",
+ "unpackSnorm2x16",
+ "unpackSnorm4x8",
+ "unpackUnorm2x16",
+ "unpackUnorm4x8",
+ "unpackHalf2x16",
+ "unpackHalf2x16_split_x",
+ "unpackHalf2x16_split_y",
"noise",
"+",
"-",
"min",
"max",
"pow",
+ "packHalf2x16_split",
+ "ubo_load",
"vector",
};
ir_constant *
ir_constant::zero(void *mem_ctx, const glsl_type *type)
{
- assert(type->is_numeric() || type->is_boolean());
+ assert(type->is_scalar() || type->is_vector() || type->is_matrix()
+ || type->is_record() || type->is_array());
ir_constant *c = new(mem_ctx) ir_constant;
c->type = type;
memset(&c->value, 0, sizeof(c->value));
+ if (type->is_array()) {
+ c->array_elements = ralloc_array(c, ir_constant *, type->length);
+
+ for (unsigned i = 0; i < type->length; i++)
+ c->array_elements[i] = ir_constant::zero(c, type->element_type());
+ }
+
+ if (type->is_record()) {
+ for (unsigned i = 0; i < type->length; i++) {
+ ir_constant *comp = ir_constant::zero(mem_ctx, type->fields.structure[i].type);
+ c->components.push_tail(comp);
+ }
+ }
+
return c;
}
case GLSL_TYPE_UINT: return (float) this->value.u[i];
case GLSL_TYPE_INT: return (float) this->value.i[i];
case GLSL_TYPE_FLOAT: return this->value.f[i];
- case GLSL_TYPE_BOOL: return this->value.b[i] ? 1.0 : 0.0;
+ case GLSL_TYPE_BOOL: return this->value.b[i] ? 1.0f : 0.0f;
default: assert(!"Should not get here."); break;
}
return (ir_constant *) node;
}
+void
+ir_constant::copy_offset(ir_constant *src, int offset)
+{
+ switch (this->type->base_type) {
+ case GLSL_TYPE_UINT:
+ case GLSL_TYPE_INT:
+ case GLSL_TYPE_FLOAT:
+ case GLSL_TYPE_BOOL: {
+ unsigned int size = src->type->components();
+ assert (size <= this->type->components() - offset);
+ for (unsigned int i=0; i<size; i++) {
+ switch (this->type->base_type) {
+ case GLSL_TYPE_UINT:
+ value.u[i+offset] = src->get_uint_component(i);
+ break;
+ case GLSL_TYPE_INT:
+ value.i[i+offset] = src->get_int_component(i);
+ break;
+ case GLSL_TYPE_FLOAT:
+ value.f[i+offset] = src->get_float_component(i);
+ break;
+ case GLSL_TYPE_BOOL:
+ value.b[i+offset] = src->get_bool_component(i);
+ break;
+ default: // Shut up the compiler
+ break;
+ }
+ }
+ break;
+ }
+
+ case GLSL_TYPE_STRUCT: {
+ assert (src->type == this->type);
+ this->components.make_empty();
+ foreach_list(node, &src->components) {
+ ir_constant *const orig = (ir_constant *) node;
+
+ this->components.push_tail(orig->clone(this, NULL));
+ }
+ break;
+ }
+
+ case GLSL_TYPE_ARRAY: {
+ assert (src->type == this->type);
+ for (unsigned i = 0; i < this->type->length; i++) {
+ this->array_elements[i] = src->array_elements[i]->clone(this, NULL);
+ }
+ break;
+ }
+
+ default:
+ assert(!"Should not get here.");
+ break;
+ }
+}
+
+void
+ir_constant::copy_masked_offset(ir_constant *src, int offset, unsigned int mask)
+{
+ assert (!type->is_array() && !type->is_record());
+
+ if (!type->is_vector() && !type->is_matrix()) {
+ offset = 0;
+ mask = 1;
+ }
+
+ int id = 0;
+ for (int i=0; i<4; i++) {
+ if (mask & (1 << i)) {
+ switch (this->type->base_type) {
+ case GLSL_TYPE_UINT:
+ value.u[i+offset] = src->get_uint_component(id++);
+ break;
+ case GLSL_TYPE_INT:
+ value.i[i+offset] = src->get_int_component(id++);
+ break;
+ case GLSL_TYPE_FLOAT:
+ value.f[i+offset] = src->get_float_component(id++);
+ break;
+ case GLSL_TYPE_BOOL:
+ value.b[i+offset] = src->get_bool_component(id++);
+ break;
+ default:
+ assert(!"Should not get here.");
+ return;
+ }
+ }
+ }
+}
bool
ir_constant::has_value(const ir_constant *c) const
return true;
}
+bool
+ir_constant::is_basis() const
+{
+ if (!this->type->is_scalar() && !this->type->is_vector())
+ return false;
+
+ if (this->type->is_boolean())
+ return false;
+
+ unsigned ones = 0;
+ for (unsigned c = 0; c < this->type->vector_elements; c++) {
+ switch (this->type->base_type) {
+ case GLSL_TYPE_FLOAT:
+ if (this->value.f[c] == 1.0)
+ ones++;
+ else if (this->value.f[c] != 0.0)
+ return false;
+ break;
+ case GLSL_TYPE_INT:
+ if (this->value.i[c] == 1)
+ ones++;
+ else if (this->value.i[c] != 0)
+ return false;
+ break;
+ case GLSL_TYPE_UINT:
+ if (int(this->value.u[c]) == 1)
+ ones++;
+ else if (int(this->value.u[c]) != 0)
+ return false;
+ break;
+ default:
+ /* The only other base types are structures, arrays, samplers, and
+ * booleans. Samplers cannot be constants, and the others should
+ * have been filtered out above.
+ */
+ assert(!"Should not get here.");
+ return false;
+ }
+ }
+
+ return ones == 1;
+}
+
ir_loop::ir_loop()
{
this->ir_type = ir_type_loop;
ir_dereference_variable::ir_dereference_variable(ir_variable *var)
{
+ assert(var != NULL);
+
this->ir_type = ir_type_dereference_variable;
this->var = var;
- this->type = (var != NULL) ? var->type : glsl_type::error_type;
+ this->type = var->type;
}
void
ir_dereference_array::set_array(ir_rvalue *value)
{
+ assert(value != NULL);
+
this->array = value;
- this->type = glsl_type::error_type;
- if (this->array != NULL) {
- const glsl_type *const vt = this->array->type;
+ const glsl_type *const vt = this->array->type;
- if (vt->is_array()) {
- type = vt->element_type();
- } else if (vt->is_matrix()) {
- type = vt->column_type();
- } else if (vt->is_vector()) {
- type = vt->get_base_type();
- }
+ if (vt->is_array()) {
+ type = vt->element_type();
+ } else if (vt->is_matrix()) {
+ type = vt->column_type();
+ } else if (vt->is_vector()) {
+ type = vt->get_base_type();
}
}
ir_dereference_record::ir_dereference_record(ir_rvalue *value,
const char *field)
{
+ assert(value != NULL);
+
this->ir_type = ir_type_dereference_record;
this->record = value;
this->field = ralloc_strdup(this, field);
- this->type = (this->record != NULL)
- ? this->record->type->field_type(field) : glsl_type::error_type;
+ this->type = this->record->type->field_type(field);
}
this->ir_type = ir_type_dereference_record;
this->record = new(ctx) ir_dereference_variable(var);
this->field = ralloc_strdup(this, field);
- this->type = (this->record != NULL)
- ? this->record->type->field_type(field) : glsl_type::error_type;
+ this->type = this->record->type->field_type(field);
}
bool
if ((var == NULL) || var->read_only)
return false;
- if (this->type->is_array() && !var->array_lvalue)
- return false;
-
/* From page 17 (page 23 of the PDF) of the GLSL 1.20 spec:
*
* "Samplers cannot be treated as l-values; hence cannot be used
}
-const char *tex_opcode_strs[] = { "tex", "txb", "txl", "txd", "txf", "txs" };
+static const char *tex_opcode_strs[] = { "tex", "txb", "txl", "txd", "txf", "txs" };
const char *ir_texture::opcode_string()
{
ir_variable::ir_variable(const struct glsl_type *type, const char *name,
ir_variable_mode mode)
: max_array_access(0), read_only(false), centroid(false), invariant(false),
- mode(mode), interpolation(ir_var_smooth), array_lvalue(false)
+ mode(mode), interpolation(INTERP_QUALIFIER_NONE)
{
this->ir_type = ir_type_variable;
this->type = type;
this->name = ralloc_strdup(this, name);
this->explicit_location = false;
+ this->has_initializer = false;
this->location = -1;
+ this->location_frac = 0;
this->warn_extension = NULL;
this->constant_value = NULL;
+ this->constant_initializer = NULL;
this->origin_upper_left = false;
this->pixel_center_integer = false;
this->depth_layout = ir_depth_layout_none;
ir_variable::interpolation_string() const
{
switch (this->interpolation) {
- case ir_var_smooth: return "smooth";
- case ir_var_flat: return "flat";
- case ir_var_noperspective: return "noperspective";
+ case INTERP_QUALIFIER_NONE: return "no";
+ case INTERP_QUALIFIER_SMOOTH: return "smooth";
+ case INTERP_QUALIFIER_FLAT: return "flat";
+ case INTERP_QUALIFIER_NOPERSPECTIVE: return "noperspective";
}
assert(!"Should not get here.");
}
-unsigned
-ir_variable::component_slots() const
+glsl_interp_qualifier
+ir_variable::determine_interpolation_mode(bool flat_shade)
{
- /* FINISHME: Sparsely accessed arrays require fewer slots. */
- return this->type->component_slots();
+ if (this->interpolation != INTERP_QUALIFIER_NONE)
+ return (glsl_interp_qualifier) this->interpolation;
+ int location = this->location;
+ bool is_gl_Color =
+ location == FRAG_ATTRIB_COL0 || location == FRAG_ATTRIB_COL1;
+ if (flat_shade && is_gl_Color)
+ return INTERP_QUALIFIER_FLAT;
+ else
+ return INTERP_QUALIFIER_SMOOTH;
}
{
this->ir_type = ir_type_function_signature;
this->is_builtin = false;
+ this->origin = NULL;
}
return true;
/* Accept "in" vs. "const in" */
- if ((a == ir_var_const_in && b == ir_var_in) ||
- (b == ir_var_const_in && a == ir_var_in))
+ if ((a == ir_var_const_in && b == ir_var_function_in) ||
+ (b == ir_var_const_in && a == ir_var_function_in))
return true;
return false;
}
-ir_call *
-ir_call::get_error_instruction(void *ctx)
+ir_rvalue *
+ir_rvalue::error_value(void *mem_ctx)
{
- ir_call *call = new(ctx) ir_call;
+ ir_rvalue *v = new(mem_ctx) ir_rvalue;
- call->type = glsl_type::error_type;
- return call;
+ v->type = glsl_type::error_type;
+ return v;
}
-void
-ir_call::set_callee(ir_function_signature *sig)
-{
- assert((this->type == NULL) || (this->type == sig->return_type));
-
- this->callee = sig;
-}
void
visit_exec_list(exec_list *list, ir_visitor *visitor)
if (var != NULL && var->constant_value != NULL)
steal_memory(var->constant_value, ir);
+ if (var != NULL && var->constant_initializer != NULL)
+ steal_memory(var->constant_initializer, ir);
+
/* The components of aggregate constants are not visited by the normal
* visitor, so steal their values by hand.
*/