sparc/kernel/visemul.c

294 static void edge(struct pt_regs *regs, unsigned int insn, unsigned int opf)
299 	maybe_flush_windows(RS1(insn), RS2(insn), RD(insn), 0);
300 	orig_rs1 = rs1 = fetch_reg(RS1(insn), regs);
301 	orig_rs2 = rs2 = fetch_reg(RS2(insn), regs);
350 	store_reg(regs, rd_val, RD(insn));
372 static void array(struct pt_regs *regs, unsigned int insn, unsigned int opf)
377 	maybe_flush_windows(RS1(insn), RS2(insn), RD(insn), 0);
378 	rs1 = fetch_reg(RS1(insn), regs);
379 	rs2 = fetch_reg(RS2(insn), regs);
403 	store_reg(regs, rd_val, RD(insn));
406 static void bmask(struct pt_regs *regs, unsigned int insn)
410 	maybe_flush_windows(RS1(insn), RS2(insn), RD(insn), 0);
411 	rs1 = fetch_reg(RS1(insn), regs);
412 	rs2 = fetch_reg(RS2(insn), regs);
415 	store_reg(regs, rd_val, RD(insn));
422 static void bshuffle(struct pt_regs *regs, unsigned int insn)
430 	rs1 = fpd_regval(f, RS1(insn));
431 	rs2 = fpd_regval(f, RS2(insn));
445 	*fpd_regaddr(f, RD(insn)) = rd_val;
448 static void pdist(struct pt_regs *regs, unsigned int insn)
454 	rs1 = fpd_regval(f, RS1(insn));
455 	rs2 = fpd_regval(f, RS2(insn));
456 	rd = fpd_regaddr(f, RD(insn));
477 static void pformat(struct pt_regs *regs, unsigned int insn, unsigned int opf)
488 		rs2 = fpd_regval(f, RS2(insn));
503 		*fps_regaddr(f, RD(insn)) = rd_val;
510 		rs1 = fpd_regval(f, RS1(insn));
511 		rs2 = fpd_regval(f, RS2(insn));
526 		*fpd_regaddr(f, RD(insn)) = rd_val;
533 		rs2 = fpd_regval(f, RS2(insn));
549 		*fps_regaddr(f, RD(insn)) = rd_val;
556 		rs2 = fps_regval(f, RS2(insn));
567 		*fpd_regaddr(f, RD(insn)) = rd_val;
572 		rs1 = fps_regval(f, RS1(insn));
573 		rs2 = fps_regval(f, RS2(insn));
583 		*fpd_regaddr(f, RD(insn)) = rd_val;
589 static void pmul(struct pt_regs *regs, unsigned int insn, unsigned int opf)
598 		rs1 = fps_regval(f, RS1(insn));
599 		rs2 = fpd_regval(f, RS2(insn));
614 		*fpd_regaddr(f, RD(insn)) = rd_val;
623 		rs1 = fps_regval(f, RS1(insn));
624 		rs2 = fps_regval(f, RS2(insn));
639 		*fpd_regaddr(f, RD(insn)) = rd_val;
647 		rs1 = fpd_regval(f, RS1(insn));
648 		rs2 = fpd_regval(f, RS2(insn));
669 		*fpd_regaddr(f, RD(insn)) = rd_val;
677 		rs1 = fps_regval(f, RS1(insn));
678 		rs2 = fps_regval(f, RS2(insn));
699 		*fpd_regaddr(f, RD(insn)) = rd_val;
705 static void pcmp(struct pt_regs *regs, unsigned int insn, unsigned int opf)
710 	rs1 = fpd_regval(f, RS1(insn));
711 	rs2 = fpd_regval(f, RS2(insn));
797 	maybe_flush_windows(0, 0, RD(insn), 0);
798 	store_reg(regs, rd_val, RD(insn));
804 int vis_emul(struct pt_regs *regs, unsigned int insn)
816 	if (get_user(insn, (u32 __user *) pc))
821 	opf = (insn & VIS_OPF_MASK) >> VIS_OPF_SHIFT;
832 		pformat(regs, insn, opf);
843 		pmul(regs, insn, opf);
855 		pcmp(regs, insn, opf);
871 		edge(regs, insn, opf);
876 		pdist(regs, insn);
883 		array(regs, insn, opf);
888 		bmask(regs, insn);
892 		bshuffle(regs, insn);