if (scan_inst->saturate) {
inst->saturate = false;
progress = true;
- } else if (src_end_ip <= ip || inst->dst.equals(inst->src[0])) {
+ } else if (src_end_ip == ip || inst->dst.equals(inst->src[0])) {
if (scan_inst->can_do_saturate()) {
if (scan_inst->dst.type != inst->dst.type) {
scan_inst->dst.type = inst->dst.type;
if (scan_inst->opcode == BRW_OPCODE_MUL) {
scan_inst->src[0].negate = !scan_inst->src[0].negate;
inst->src[0].negate = false;
+ } else if (scan_inst->opcode == BRW_OPCODE_MAD) {
+ scan_inst->src[0].negate = !scan_inst->src[0].negate;
+ scan_inst->src[1].negate = !scan_inst->src[1].negate;
+ inst->src[0].negate = false;
+ } else if (scan_inst->opcode == BRW_OPCODE_ADD) {
+ if (scan_inst->src[1].file == IMM) {
+ if (!brw_negate_immediate(scan_inst->src[1].type,
+ &scan_inst->src[1].as_brw_reg())) {
+ break;
+ }
+ } else {
+ scan_inst->src[1].negate = !scan_inst->src[1].negate;
+ }
+ scan_inst->src[0].negate = !scan_inst->src[0].negate;
+ inst->src[0].negate = false;
} else {
break;
}