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Diffstat (limited to 'src/mesa/shader/ir_to_mesa.cpp')
-rw-r--r--src/mesa/shader/ir_to_mesa.cpp94
1 files changed, 62 insertions, 32 deletions
diff --git a/src/mesa/shader/ir_to_mesa.cpp b/src/mesa/shader/ir_to_mesa.cpp
index f4a8ceb09e..fee9454723 100644
--- a/src/mesa/shader/ir_to_mesa.cpp
+++ b/src/mesa/shader/ir_to_mesa.cpp
@@ -1145,39 +1145,30 @@ ir_to_mesa_visitor::visit(ir_dereference_array *ir)
ir->array->accept(this);
src_reg = this->result;
- if (src_reg.file == PROGRAM_INPUT ||
- src_reg.file == PROGRAM_OUTPUT) {
- assert(index); /* FINISHME: Handle variable indexing of builtins. */
-
- src_reg.index += index->value.i[0];
+ if (index) {
+ src_reg.index += index->value.i[0] * element_size;
} else {
- if (index) {
- src_reg.index += index->value.i[0] * element_size;
- } else {
- ir_to_mesa_src_reg array_base = this->result;
- /* Variable index array dereference. It eats the "vec4" of the
- * base of the array and an index that offsets the Mesa register
- * index.
- */
- ir->array_index->accept(this);
-
- ir_to_mesa_src_reg index_reg;
-
- if (element_size == 1) {
- index_reg = this->result;
- } else {
- index_reg = get_temp(glsl_type::float_type);
+ ir_to_mesa_src_reg array_base = this->result;
+ /* Variable index array dereference. It eats the "vec4" of the
+ * base of the array and an index that offsets the Mesa register
+ * index.
+ */
+ ir->array_index->accept(this);
- ir_to_mesa_emit_op2(ir, OPCODE_MUL,
- ir_to_mesa_dst_reg_from_src(index_reg),
- this->result, src_reg_for_float(element_size));
- }
+ ir_to_mesa_src_reg index_reg;
- src_reg.reladdr = talloc(mem_ctx, ir_to_mesa_src_reg);
- memcpy(src_reg.reladdr, &index_reg, sizeof(index_reg));
+ if (element_size == 1) {
+ index_reg = this->result;
+ } else {
+ index_reg = get_temp(glsl_type::float_type);
- this->result = src_reg;
+ ir_to_mesa_emit_op2(ir, OPCODE_MUL,
+ ir_to_mesa_dst_reg_from_src(index_reg),
+ this->result, src_reg_for_float(element_size));
}
+
+ src_reg.reladdr = talloc(mem_ctx, ir_to_mesa_src_reg);
+ memcpy(src_reg.reladdr, &index_reg, sizeof(index_reg));
}
/* If the type is smaller than a vec4, replicate the last channel out. */
@@ -1718,6 +1709,44 @@ print_program(struct prog_instruction *mesa_instructions,
}
static void
+mark_input(struct gl_program *prog,
+ int index,
+ GLboolean reladdr)
+{
+ prog->InputsRead |= BITFIELD64_BIT(index);
+ int i;
+
+ if (reladdr) {
+ if (index >= FRAG_ATTRIB_TEX0 && index <= FRAG_ATTRIB_TEX7) {
+ for (i = 0; i < 8; i++) {
+ prog->InputsRead |= BITFIELD64_BIT(FRAG_ATTRIB_TEX0 + i);
+ }
+ } else {
+ assert(!"FINISHME: Mark InputsRead for varying arrays");
+ }
+ }
+}
+
+static void
+mark_output(struct gl_program *prog,
+ int index,
+ GLboolean reladdr)
+{
+ prog->OutputsWritten |= BITFIELD64_BIT(index);
+ int i;
+
+ if (reladdr) {
+ if (index >= VERT_RESULT_TEX0 && index <= VERT_RESULT_TEX7) {
+ for (i = 0; i < 8; i++) {
+ prog->OutputsWritten |= BITFIELD64_BIT(FRAG_ATTRIB_TEX0 + i);
+ }
+ } else {
+ assert(!"FINISHME: Mark OutputsWritten for varying arrays");
+ }
+ }
+}
+
+static void
count_resources(struct gl_program *prog)
{
unsigned int i;
@@ -1732,10 +1761,10 @@ count_resources(struct gl_program *prog)
switch (inst->DstReg.File) {
case PROGRAM_OUTPUT:
- prog->OutputsWritten |= BITFIELD64_BIT(inst->DstReg.Index);
+ mark_output(prog, inst->DstReg.Index, inst->DstReg.RelAddr);
break;
case PROGRAM_INPUT:
- prog->InputsRead |= BITFIELD64_BIT(inst->DstReg.Index);
+ mark_input(prog, inst->DstReg.Index, inst->DstReg.RelAddr);
break;
default:
break;
@@ -1744,10 +1773,11 @@ count_resources(struct gl_program *prog)
for (reg = 0; reg < _mesa_num_inst_src_regs(inst->Opcode); reg++) {
switch (inst->SrcReg[reg].File) {
case PROGRAM_OUTPUT:
- prog->OutputsWritten |= BITFIELD64_BIT(inst->SrcReg[reg].Index);
+ mark_output(prog, inst->SrcReg[reg].Index,
+ inst->SrcReg[reg].RelAddr);
break;
case PROGRAM_INPUT:
- prog->InputsRead |= BITFIELD64_BIT(inst->SrcReg[reg].Index);
+ mark_input(prog, inst->SrcReg[reg].Index, inst->SrcReg[reg].RelAddr);
break;
default:
break;