}
bool
+fs_inst::is_control_flow()
+{
+ switch (opcode) {
+ case BRW_OPCODE_DO:
+ case BRW_OPCODE_WHILE:
+ case BRW_OPCODE_IF:
+ case BRW_OPCODE_ELSE:
+ case BRW_OPCODE_ENDIF:
+ case BRW_OPCODE_BREAK:
+ case BRW_OPCODE_CONTINUE:
+ return true;
+ default:
+ return false;
+ }
+}
+
+bool
fs_inst::is_send_from_grf()
{
return (opcode == FS_OPCODE_VARYING_PULL_CONSTANT_LOAD_GEN7 ||
break;
}
- /* We don't handle flow control here. Most computation of
+ /* We don't handle control flow here. Most computation of
* values that end up in MRFs are shortly before the MRF
* write anyway.
*/
- if (scan_inst->opcode == BRW_OPCODE_DO ||
- scan_inst->opcode == BRW_OPCODE_WHILE ||
- scan_inst->opcode == BRW_OPCODE_ELSE ||
- scan_inst->opcode == BRW_OPCODE_ENDIF) {
+ if (scan_inst->is_control_flow() && scan_inst->opcode != BRW_OPCODE_IF)
break;
- }
/* You can't read from an MRF, so if someone else reads our
* MRF's source GRF that we wanted to rewrite, that stops us.
foreach_list_safe(node, &this->instructions) {
fs_inst *inst = (fs_inst *)node;
- switch (inst->opcode) {
- case BRW_OPCODE_DO:
- case BRW_OPCODE_WHILE:
- case BRW_OPCODE_IF:
- case BRW_OPCODE_ELSE:
- case BRW_OPCODE_ENDIF:
+ if (inst->is_control_flow()) {
memset(last_mrf_move, 0, sizeof(last_mrf_move));
- continue;
- default:
- break;
}
if (inst->opcode == BRW_OPCODE_MOV &&
next_block_header = (fs_inst *)next_block_header->next;
sched.add_inst(inst);
- if (inst->opcode == BRW_OPCODE_IF ||
- inst->opcode == BRW_OPCODE_ELSE ||
- inst->opcode == BRW_OPCODE_ENDIF ||
- inst->opcode == BRW_OPCODE_DO ||
- inst->opcode == BRW_OPCODE_WHILE ||
- inst->opcode == BRW_OPCODE_BREAK ||
- inst->opcode == BRW_OPCODE_CONTINUE) {
+ if (inst->is_control_flow())
break;
- }
}
sched.calculate_deps();
sched.schedule_instructions(next_block_header);