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authorEric Anholt <eric@anholt.net>2010-07-27 11:58:32 -0700
committerEric Anholt <eric@anholt.net>2010-07-27 12:02:11 -0700
commit20c074ae28b310348a6a1920ad0ddf1e5cbb7a46 (patch)
tree16daa5137c94cb9ea1616401a5a5bce2e28ecba3 /src
parentbf6ad0ab3d3940ca642c388444f7ddae91eefffc (diff)
ir_to_mesa: Add support for array constants.
Fixes: glsl1-GLSL 1.20 array constructor 1 glsl1-GLSL 1.20 array constructor 2 glsl1-GLSL 1.20 array.length() glsl1-GLSL 1.20 const array constructor 1 glsl1-GLSL 1.20 const array constructor 2
Diffstat (limited to 'src')
-rw-r--r--src/mesa/program/ir_to_mesa.cpp48
1 files changed, 31 insertions, 17 deletions
diff --git a/src/mesa/program/ir_to_mesa.cpp b/src/mesa/program/ir_to_mesa.cpp
index 409b6d7288..bd79913dcf 100644
--- a/src/mesa/program/ir_to_mesa.cpp
+++ b/src/mesa/program/ir_to_mesa.cpp
@@ -518,19 +518,21 @@ ir_to_mesa_visitor::get_temp(const glsl_type *type)
int swizzle[4];
int i;
- assert(!type->is_array());
-
src_reg.file = PROGRAM_TEMPORARY;
src_reg.index = next_temp;
src_reg.reladdr = NULL;
next_temp += type_size(type);
- for (i = 0; i < type->vector_elements; i++)
- swizzle[i] = i;
- for (; i < 4; i++)
- swizzle[i] = type->vector_elements - 1;
- src_reg.swizzle = MAKE_SWIZZLE4(swizzle[0], swizzle[1],
- swizzle[2], swizzle[3]);
+ if (type->is_array() || type->is_record()) {
+ src_reg.swizzle = SWIZZLE_NOOP;
+ } else {
+ for (i = 0; i < type->vector_elements; i++)
+ swizzle[i] = i;
+ for (; i < 4; i++)
+ swizzle[i] = type->vector_elements - 1;
+ src_reg.swizzle = MAKE_SWIZZLE4(swizzle[0], swizzle[1],
+ swizzle[2], swizzle[3]);
+ }
src_reg.negate = 0;
return src_reg;
@@ -1329,8 +1331,6 @@ ir_to_mesa_visitor::visit(ir_assignment *ir)
struct ir_to_mesa_src_reg r;
int i;
- assert(!ir->lhs->type->is_array());
-
ir->rhs->accept(this);
r = this->result;
@@ -1375,12 +1375,6 @@ ir_to_mesa_visitor::visit(ir_constant *ir)
GLfloat *values = stack_vals;
unsigned int i;
- if (ir->type->is_array()) {
- ir->print();
- printf("\n");
- assert(!"FINISHME: array constants");
- }
-
/* Unfortunately, 4 floats is all we can get into
* _mesa_add_unnamed_constant. So, make a temp to store an
* aggregate constant and move each constant value into it. If we
@@ -1389,7 +1383,6 @@ ir_to_mesa_visitor::visit(ir_constant *ir)
if (ir->type->base_type == GLSL_TYPE_STRUCT) {
ir_to_mesa_src_reg temp_base = get_temp(ir->type);
- temp_base.swizzle = SWIZZLE_NOOP;
ir_to_mesa_dst_reg temp = ir_to_mesa_dst_reg_from_src(temp_base);
foreach_iter(exec_list_iterator, iter, ir->components) {
@@ -1412,6 +1405,27 @@ ir_to_mesa_visitor::visit(ir_constant *ir)
return;
}
+ if (ir->type->is_array()) {
+ ir_to_mesa_src_reg temp_base = get_temp(ir->type);
+ ir_to_mesa_dst_reg temp = ir_to_mesa_dst_reg_from_src(temp_base);
+ int size = type_size(ir->type->fields.array);
+
+ assert(size > 0);
+
+ for (i = 0; i < ir->type->length; i++) {
+ ir->array_elements[i]->accept(this);
+ src_reg = this->result;
+ for (int j = 0; j < size; j++) {
+ ir_to_mesa_emit_op1(ir, OPCODE_MOV, temp, src_reg);
+
+ src_reg.index++;
+ temp.index++;
+ }
+ }
+ this->result = temp_base;
+ return;
+ }
+
if (ir->type->is_matrix()) {
ir_to_mesa_src_reg mat = get_temp(ir->type);
ir_to_mesa_dst_reg mat_column = ir_to_mesa_dst_reg_from_src(mat);