400 	assert(!dst_reg->swizzle || (strlen(dst_reg->swizzle) == 4));  in instr_emit_alu()
402 	assert(!src1_reg->swizzle || (strlen(src1_reg->swizzle) == 4));  in instr_emit_alu()
404 	assert(!src2_reg->swizzle || (strlen(src2_reg->swizzle) == 4));  in instr_emit_alu()
492 		int num, const char *swizzle, int flags)  in ir2_reg_create()  argument
496 	DEBUG_MSG("%x, %d, %s", flags, num, swizzle);  in ir2_reg_create()
500 	reg->swizzle = ir2_strdup(instr->shader, swizzle);  in ir2_reg_create()
530 	assert(reg->swizzle);  in reg_fetch_src_swiz()
532 	DEBUG_MSG("fetch src R%d.%s", reg->num, reg->swizzle);  in reg_fetch_src_swiz()
536 		switch (reg->swizzle[i]) {  in reg_fetch_src_swiz()
538 			ERROR_MSG("invalid fetch src swizzle: %s", reg->swizzle);  in reg_fetch_src_swiz()
555 	assert(!reg->swizzle || (strlen(reg->swizzle) == 4));  in reg_fetch_dst_swiz()
557 	DEBUG_MSG("fetch dst R%d.%s", reg->num, reg->swizzle);  in reg_fetch_dst_swiz()
559 	if (reg->swizzle) {  in reg_fetch_dst_swiz()
562 			switch (reg->swizzle[i]) {  in reg_fetch_dst_swiz()
564 				ERROR_MSG("invalid dst swizzle: %s", reg->swizzle);  in reg_fetch_dst_swiz()
588 	assert(!reg->swizzle || (strlen(reg->swizzle) == 4));  in reg_alu_dst_swiz()
590 	DEBUG_MSG("alu dst R%d.%s", reg->num, reg->swizzle);  in reg_alu_dst_swiz()
592 	if (reg->swizzle) {  in reg_alu_dst_swiz()
595 			if (reg->swizzle[i] == "xyzw"[i]) {  in reg_alu_dst_swiz()
597 			} else if (reg->swizzle[i] != '_') {  in reg_alu_dst_swiz()
598 				ERROR_MSG("invalid dst swizzle: %s", reg->swizzle);  in reg_alu_dst_swiz()
615 	assert(!reg->swizzle || (strlen(reg->swizzle) == 4));  in reg_alu_src_swiz()
617 	DEBUG_MSG("vector src R%d.%s", reg->num, reg->swizzle);  in reg_alu_src_swiz()
619 	if (reg->swizzle) {  in reg_alu_src_swiz()
622 			switch (reg->swizzle[i]) {  in reg_alu_src_swiz()
624 				ERROR_MSG("invalid vector src swizzle: %s", reg->swizzle);  in reg_alu_src_swiz()