*/
#include <math.h>
-#include "main/macros.h"
+#include "main/core.h" /* for MAX2, MIN2, CLAMP */
#include "ir.h"
#include "ir_visitor.h"
#include "glsl_types.h"
ir_constant *
ir_expression::constant_expression_value()
{
+ if (this->type->is_error())
+ return NULL;
+
ir_constant *op[2] = { NULL, NULL };
ir_constant_data data;
if (op[0]->type->is_array()) {
assert(op[1] != NULL && op[1]->type->is_array());
switch (this->operation) {
- case ir_binop_equal:
+ case ir_binop_all_equal:
return new(ctx) ir_constant(op[0]->has_value(op[1]));
- case ir_binop_nequal:
+ case ir_binop_any_nequal:
return new(ctx) ir_constant(!op[0]->has_value(op[1]));
default:
break;
}
switch (this->operation) {
+ case ir_unop_bit_not:
+ switch (op[0]->type->base_type) {
+ case GLSL_TYPE_INT:
+ for (unsigned c = 0; c < components; c++)
+ data.i[c] = ~ op[0]->value.i[c];
+ break;
+ case GLSL_TYPE_UINT:
+ for (unsigned c = 0; c < components; c++)
+ data.u[c] = ~ op[0]->value.u[c];
+ break;
+ default:
+ assert(0);
+ }
+ break;
+
case ir_unop_logic_not:
assert(op[0]->type->base_type == GLSL_TYPE_BOOL);
for (unsigned c = 0; c < op[0]->type->components(); c++)
}
break;
+ case ir_unop_any:
+ assert(op[0]->type->is_boolean());
+ data.b[0] = false;
+ for (unsigned c = 0; c < op[0]->type->components(); c++) {
+ if (op[0]->value.b[c])
+ data.b[0] = true;
+ }
+ break;
+
case ir_unop_trunc:
assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
for (unsigned c = 0; c < op[0]->type->components(); c++) {
assert(0);
}
break;
-
case ir_binop_equal:
- data.b[0] = op[0]->has_value(op[1]);
+ assert(op[0]->type == op[1]->type);
+ for (unsigned c = 0; c < components; c++) {
+ switch (op[0]->type->base_type) {
+ case GLSL_TYPE_UINT:
+ data.b[c] = op[0]->value.u[c] == op[1]->value.u[c];
+ break;
+ case GLSL_TYPE_INT:
+ data.b[c] = op[0]->value.i[c] == op[1]->value.i[c];
+ break;
+ case GLSL_TYPE_FLOAT:
+ data.b[c] = op[0]->value.f[c] == op[1]->value.f[c];
+ break;
+ default:
+ assert(0);
+ }
+ }
break;
case ir_binop_nequal:
+ assert(op[0]->type != op[1]->type);
+ for (unsigned c = 0; c < components; c++) {
+ switch (op[0]->type->base_type) {
+ case GLSL_TYPE_UINT:
+ data.b[c] = op[0]->value.u[c] != op[1]->value.u[c];
+ break;
+ case GLSL_TYPE_INT:
+ data.b[c] = op[0]->value.i[c] != op[1]->value.i[c];
+ break;
+ case GLSL_TYPE_FLOAT:
+ data.b[c] = op[0]->value.f[c] != op[1]->value.f[c];
+ break;
+ default:
+ assert(0);
+ }
+ }
+ break;
+ case ir_binop_all_equal:
+ data.b[0] = op[0]->has_value(op[1]);
+ break;
+ case ir_binop_any_nequal:
data.b[0] = !op[0]->has_value(op[1]);
break;
+ case ir_binop_lshift:
+ for (unsigned c = 0, c0 = 0, c1 = 0;
+ c < components;
+ c0 += c0_inc, c1 += c1_inc, c++) {
+
+ if (op[0]->type->base_type == GLSL_TYPE_INT &&
+ op[1]->type->base_type == GLSL_TYPE_INT) {
+ data.i[c] = op[0]->value.i[c0] << op[1]->value.i[c1];
+
+ } else if (op[0]->type->base_type == GLSL_TYPE_INT &&
+ op[1]->type->base_type == GLSL_TYPE_UINT) {
+ data.i[c] = op[0]->value.i[c0] << op[1]->value.u[c1];
+
+ } else if (op[0]->type->base_type == GLSL_TYPE_UINT &&
+ op[1]->type->base_type == GLSL_TYPE_INT) {
+ data.u[c] = op[0]->value.u[c0] << op[1]->value.i[c1];
+
+ } else if (op[0]->type->base_type == GLSL_TYPE_UINT &&
+ op[1]->type->base_type == GLSL_TYPE_UINT) {
+ data.u[c] = op[0]->value.u[c0] << op[1]->value.u[c1];
+ }
+ }
+ break;
+
+ case ir_binop_rshift:
+ for (unsigned c = 0, c0 = 0, c1 = 0;
+ c < components;
+ c0 += c0_inc, c1 += c1_inc, c++) {
+
+ if (op[0]->type->base_type == GLSL_TYPE_INT &&
+ op[1]->type->base_type == GLSL_TYPE_INT) {
+ data.i[c] = op[0]->value.i[c0] >> op[1]->value.i[c1];
+
+ } else if (op[0]->type->base_type == GLSL_TYPE_INT &&
+ op[1]->type->base_type == GLSL_TYPE_UINT) {
+ data.i[c] = op[0]->value.i[c0] >> op[1]->value.u[c1];
+
+ } else if (op[0]->type->base_type == GLSL_TYPE_UINT &&
+ op[1]->type->base_type == GLSL_TYPE_INT) {
+ data.u[c] = op[0]->value.u[c0] >> op[1]->value.i[c1];
+
+ } else if (op[0]->type->base_type == GLSL_TYPE_UINT &&
+ op[1]->type->base_type == GLSL_TYPE_UINT) {
+ data.u[c] = op[0]->value.u[c0] >> op[1]->value.u[c1];
+ }
+ }
+ break;
+
+ case ir_binop_bit_and:
+ for (unsigned c = 0, c0 = 0, c1 = 0;
+ c < components;
+ c0 += c0_inc, c1 += c1_inc, c++) {
+
+ switch (op[0]->type->base_type) {
+ case GLSL_TYPE_INT:
+ data.i[c] = op[0]->value.i[c0] & op[1]->value.i[c1];
+ break;
+ case GLSL_TYPE_UINT:
+ data.u[c] = op[0]->value.u[c0] & op[1]->value.u[c1];
+ break;
+ default:
+ assert(0);
+ }
+ }
+ break;
+
+ case ir_binop_bit_or:
+ for (unsigned c = 0, c0 = 0, c1 = 0;
+ c < components;
+ c0 += c0_inc, c1 += c1_inc, c++) {
+
+ switch (op[0]->type->base_type) {
+ case GLSL_TYPE_INT:
+ data.i[c] = op[0]->value.i[c0] | op[1]->value.i[c1];
+ break;
+ case GLSL_TYPE_UINT:
+ data.u[c] = op[0]->value.u[c0] | op[1]->value.u[c1];
+ break;
+ default:
+ assert(0);
+ }
+ }
+ break;
+
+ case ir_binop_bit_xor:
+ for (unsigned c = 0, c0 = 0, c1 = 0;
+ c < components;
+ c0 += c0_inc, c1 += c1_inc, c++) {
+
+ switch (op[0]->type->base_type) {
+ case GLSL_TYPE_INT:
+ data.i[c] = op[0]->value.i[c0] ^ op[1]->value.i[c1];
+ break;
+ case GLSL_TYPE_UINT:
+ data.u[c] = op[0]->value.u[c0] ^ op[1]->value.u[c1];
+ break;
+ default:
+ assert(0);
+ }
+ }
+ break;
+
default:
/* FINISHME: Should handle all expression types. */
return NULL;
ir_constant *v = this->val->constant_expression_value();
if (v != NULL) {
- ir_constant_data data;
+ ir_constant_data data = { { 0 } };
const unsigned swiz_idx[4] = {
this->mask.x, this->mask.y, this->mask.z, this->mask.w
*/
const unsigned mat_idx = column * column_type->vector_elements;
- ir_constant_data data;
+ ir_constant_data data = { { 0 } };
switch (column_type->base_type) {
case GLSL_TYPE_UINT:
* "Function calls to user-defined functions (non-built-in functions)
* cannot be used to form constant expressions."
*/
- if (!this->callee->is_built_in)
+ if (!this->callee->is_builtin)
return NULL;
unsigned num_parameters = 0;
case GLSL_TYPE_FLOAT:
data.b[c] = op[0]->value.f[c] == op[1]->value.f[c];
break;
+ case GLSL_TYPE_BOOL:
+ data.b[c] = op[0]->value.b[c] == op[1]->value.b[c];
+ break;
default:
assert(!"Should not get here.");
}
case GLSL_TYPE_FLOAT:
data.b[c] = op[0]->value.f[c] != op[1]->value.f[c];
break;
+ case GLSL_TYPE_BOOL:
+ data.b[c] = op[0]->value.b[c] != op[1]->value.b[c];
+ break;
default:
assert(!"Should not get here.");
}