ns32k.md

GUN开源阻止下的编译器GCC

  "*
{ if (GET_CODE (operands[2]) == CONST_INT)
    {
      int i = INTVAL (operands[2]);

      if (i <= 8 && i >= -7)
        return \"addqd %$%n2,%0\";
    }
  return \"subd %2,%0\";
}")

(define_insn "subhi3"
  [(set (match_operand:HI 0 "general_operand" "=g")
	(minus:HI (match_operand:HI 1 "general_operand" "0")
		  (match_operand:HI 2 "general_operand" "g")))]
  ""
  "*
{ if (GET_CODE (operands[2]) == CONST_INT)
    {
      int i = INTVAL (operands[2]);

      if (i <= 8 && i >= -7)
        return \"addqw %$%n2,%0\";
    }
  return \"subw %2,%0\";
}")

(define_insn ""
  [(set (strict_low_part (match_operand:HI 0 "general_operand" "=r"))
	(minus:HI (match_operand:HI 1 "general_operand" "0")
		  (match_operand:HI 2 "general_operand" "g")))]
  ""
  "*
{
  if (GET_CODE (operands[1]) == CONST_INT
      && INTVAL (operands[1]) >-8 && INTVAL(operands[1]) < 9)
    return \"addqw %$%n2,%0\";
  return \"subw %2,%0\";
}")

(define_insn "subqi3"
  [(set (match_operand:QI 0 "general_operand" "=g")
	(minus:QI (match_operand:QI 1 "general_operand" "0")
		  (match_operand:QI 2 "general_operand" "g")))]
  ""
  "*
{ if (GET_CODE (operands[2]) == CONST_INT)
    {
      int i = INTVAL (operands[2]);

      if (i <= 8 && i >= -7)
	return \"addqb %$%n2,%0\";
    }
  return \"subb %2,%0\";
}")

(define_insn ""
  [(set (strict_low_part (match_operand:QI 0 "general_operand" "=r"))
	(minus:QI (match_operand:QI 1 "general_operand" "0")
		  (match_operand:QI 2 "general_operand" "g")))]
  ""
  "*
{
  if (GET_CODE (operands[1]) == CONST_INT
      && INTVAL (operands[1]) >-8 && INTVAL(operands[1]) < 9)
    return \"addqb %$%n2,%0\";
  return \"subb %2,%0\";
}")

;;- Multiply instructions.

(define_insn "muldf3"
  [(set (match_operand:DF 0 "general_operand" "=fm")
	(mult:DF (match_operand:DF 1 "general_operand" "%0")
		 (match_operand:DF 2 "general_operand" "fmF")))]
  "TARGET_32081"
  "mull %2,%0")

(define_insn "mulsf3"
  [(set (match_operand:SF 0 "general_operand" "=fm")
	(mult:SF (match_operand:SF 1 "general_operand" "%0")
		 (match_operand:SF 2 "general_operand" "fmF")))]
  "TARGET_32081"
  "mulf %2,%0")

(define_insn "mulsi3"
  [(set (match_operand:SI 0 "general_operand" "=g")
	(mult:SI (match_operand:SI 1 "general_operand" "%0")
		 (match_operand:SI 2 "general_operand" "rmn")))]
  ""
  "muld %2,%0")

(define_insn "mulhi3"
  [(set (match_operand:HI 0 "general_operand" "=g")
	(mult:HI (match_operand:HI 1 "general_operand" "%0")
		 (match_operand:HI 2 "general_operand" "g")))]
  ""
  "mulw %2,%0")

(define_insn "mulqi3"
  [(set (match_operand:QI 0 "general_operand" "=g")
	(mult:QI (match_operand:QI 1 "general_operand" "%0")
		 (match_operand:QI 2 "general_operand" "g")))]
  ""
  "mulb %2,%0")

(define_insn "umulsidi3"
  [(set (match_operand:DI 0 "general_operand" "=g")
	(mult:DI (zero_extend:DI
		  (match_operand:SI 1 "nonimmediate_operand" "0"))
		 (zero_extend:DI
		  (match_operand:SI 2 "nonimmediate_operand" "rmn"))))]
  ""
  "meid %2,%0")

;;- Divide instructions.

(define_insn "divdf3"
  [(set (match_operand:DF 0 "general_operand" "=fm")
	(div:DF (match_operand:DF 1 "general_operand" "0")
		(match_operand:DF 2 "general_operand" "fmF")))]
  "TARGET_32081"
  "divl %2,%0")

(define_insn "divsf3"
  [(set (match_operand:SF 0 "general_operand" "=fm")
	(div:SF (match_operand:SF 1 "general_operand" "0")
		(match_operand:SF 2 "general_operand" "fmF")))]
  "TARGET_32081"
  "divf %2,%0")

(define_insn "divsi3"
  [(set (match_operand:SI 0 "general_operand" "=g")
	(div:SI (match_operand:SI 1 "general_operand" "0")
		(match_operand:SI 2 "general_operand" "rmn")))]
  ""
  "quod %2,%0")

(define_insn "divhi3"
  [(set (match_operand:HI 0 "general_operand" "=g")
	(div:HI (match_operand:HI 1 "general_operand" "0")
		(match_operand:HI 2 "general_operand" "g")))]
  ""
  "quow %2,%0")

(define_insn "divqi3"
  [(set (match_operand:QI 0 "general_operand" "=g")
	(div:QI (match_operand:QI 1 "general_operand" "0")
		(match_operand:QI 2 "general_operand" "g")))]
  ""
  "quob %2,%0")

(define_insn "udivsi3"
  [(set (match_operand:SI 0 "register_operand" "=r")
	(udiv:SI (subreg:SI (match_operand:DI 1 "reg_or_mem_operand" "0") 0)
		 (match_operand:SI 2 "general_operand" "rmn")))]
  ""
  "*
{
  operands[1] = gen_rtx (REG, SImode, REGNO (operands[0]) + 1);
  return \"deid %2,%0\;movd %1,%0\";
}")

(define_insn "udivhi3"
  [(set (match_operand:HI 0 "register_operand" "=r")
	(udiv:HI (subreg:HI (match_operand:DI 1 "reg_or_mem_operand" "0") 0)
		 (match_operand:HI 2 "general_operand" "g")))]
  ""
  "*
{
  operands[1] = gen_rtx (REG, HImode, REGNO (operands[0]) + 1);
  return \"deiw %2,%0\;movw %1,%0\";
}")

(define_insn "udivqi3"
  [(set (match_operand:QI 0 "register_operand" "=r")
	(udiv:QI (subreg:QI (match_operand:DI 1 "reg_or_mem_operand" "0") 0)
		 (match_operand:QI 2 "general_operand" "g")))]
  ""
  "*
{
  operands[1] = gen_rtx (REG, QImode, REGNO (operands[0]) + 1);
  return \"deib %2,%0\;movb %1,%0\";
}")

;; Remainder instructions.

(define_insn "modsi3"
  [(set (match_operand:SI 0 "general_operand" "=g")
	(mod:SI (match_operand:SI 1 "general_operand" "0")
		(match_operand:SI 2 "general_operand" "rmn")))]
  ""
  "remd %2,%0")

(define_insn "modhi3"
  [(set (match_operand:HI 0 "general_operand" "=g")
	(mod:HI (match_operand:HI 1 "general_operand" "0")
		(match_operand:HI 2 "general_operand" "g")))]
  ""
  "remw %2,%0")

(define_insn "modqi3"
  [(set (match_operand:QI 0 "general_operand" "=g")
	(mod:QI (match_operand:QI 1 "general_operand" "0")
		(match_operand:QI 2 "general_operand" "g")))]
  ""
  "remb %2,%0")

(define_insn "umodsi3"
  [(set (match_operand:SI 0 "register_operand" "=r")
	(umod:SI (subreg:SI (match_operand:DI 1 "reg_or_mem_operand" "0") 0)
		 (match_operand:SI 2 "general_operand" "rmn")))]
  ""
  "deid %2,%0")

(define_insn "umodhi3"
  [(set (match_operand:HI 0 "register_operand" "=r")
	(umod:HI (subreg:HI (match_operand:DI 1 "reg_or_mem_operand" "0") 0)
		 (match_operand:HI 2 "general_operand" "g")))]
  ""
  "deiw %2,%0")

(define_insn "umodqi3"
  [(set (match_operand:QI 0 "register_operand" "=r")
	(umod:QI (subreg:QI (match_operand:DI 1 "reg_or_mem_operand" "0") 0)
		 (match_operand:QI 2 "general_operand" "g")))]
  ""
  "deib %2,%0")

; This isn't be usable in its current form.
;(define_insn "udivmoddisi4"
;  [(set (subreg:SI (match_operand:DI 0 "general_operand" "=r") 1)
;	(udiv:SI (match_operand:DI 1 "general_operand" "0")
;		 (match_operand:SI 2 "general_operand" "rmn")))
;   (set (subreg:SI (match_dup 0) 0)
;	(umod:SI (match_dup 1) (match_dup 2)))]
;  ""
;  "deid %2,%0")

;;- Logical Instructions: AND

(define_insn "andsi3"
  [(set (match_operand:SI 0 "general_operand" "=g")
	(and:SI (match_operand:SI 1 "general_operand" "%0")
		(match_operand:SI 2 "general_operand" "rmn")))]
  ""
  "*
{
  if (GET_CODE (operands[2]) == CONST_INT)
    {
      if ((INTVAL (operands[2]) | 0xff) == 0xffffffff)
	{
	  if (INTVAL (operands[2]) == 0xffffff00)
	    return \"movqb %$0,%0\";
	  else
	    {
	      operands[2] = gen_rtx (CONST_INT, VOIDmode,
				     INTVAL (operands[2]) & 0xff);
	      return \"andb %2,%0\";
	    }
	}
      if ((INTVAL (operands[2]) | 0xffff) == 0xffffffff)
        {
	  if (INTVAL (operands[2]) == 0xffff0000)
	    return \"movqw %$0,%0\";
	  else
	    {
	      operands[2] = gen_rtx (CONST_INT, VOIDmode,
				     INTVAL (operands[2]) & 0xffff);
	      return \"andw %2,%0\";
	    }
	}
    }
  return \"andd %2,%0\";
}")

(define_insn "andhi3"
  [(set (match_operand:HI 0 "general_operand" "=g")
	(and:HI (match_operand:HI 1 "general_operand" "%0")
		(match_operand:HI 2 "general_operand" "g")))]
  ""
  "*
{
  if (GET_CODE (operands[2]) == CONST_INT
      && (INTVAL (operands[2]) | 0xff) == 0xffffffff)
    {
      if (INTVAL (operands[2]) == 0xffffff00)
	return \"movqb %$0,%0\";
      else
	{
	  operands[2] = gen_rtx (CONST_INT, VOIDmode,
				 INTVAL (operands[2]) & 0xff);
	  return \"andb %2,%0\";
	}
    }
  return \"andw %2,%0\";
}")

(define_insn "andqi3"
  [(set (match_operand:QI 0 "general_operand" "=g")
	(and:QI (match_operand:QI 1 "general_operand" "%0")
		(match_operand:QI 2 "general_operand" "g")))]
  ""
  "andb %2,%0")

(define_insn ""
  [(set (match_operand:SI 0 "general_operand" "=g")
	(and:SI (not:SI (match_operand:SI 1 "general_operand" "rmn"))
		(match_operand:SI 2 "general_operand" "0")))]
  ""
  "bicd %1,%0")

(define_insn ""
  [(set (match_operand:HI 0 "general_operand" "=g")
	(and:HI (not:HI (match_operand:HI 1 "general_operand" "g"))
		(match_operand:HI 2 "general_operand" "0")))]
  ""
  "bicw %1,%0")

(define_insn ""
  [(set (match_operand:QI 0 "general_operand" "=g")
	(and:QI (not:QI (match_operand:QI 1 "general_operand" "g"))
		(match_operand:QI 2 "general_operand" "0")))]
  ""
  "bicb %1,%0")

;;- Bit set instructions.

(define_insn "iorsi3"
  [(set (match_operand:SI 0 "general_operand" "=g")
	(ior:SI (match_operand:SI 1 "general_operand" "%0")
		(match_operand:SI 2 "general_operand" "rmn")))]
  ""
  "*
{
  if (GET_CODE (operands[2]) == CONST_INT) {
    if ((INTVAL (operands[2]) & 0xffffff00) == 0)
      return \"orb %2,%0\";
    if ((INTVAL (operands[2]) & 0xffff0000) == 0)
      return \"orw %2,%0\";
  }
  return \"ord %2,%0\";
}")

(define_insn "iorhi3"
  [(set (match_operand:HI 0 "general_operand" "=g")
	(ior:HI (match_operand:HI 1 "general_operand" "%0")
		(match_operand:HI 2 "general_operand" "g")))]
  ""
  "*
{
  if (GET_CODE(operands[2]) == CONST_INT &&
      (INTVAL(operands[2]) & 0xffffff00) == 0)
    return \"orb %2,%0\";
  return \"orw %2,%0\";
}")

(define_insn "iorqi3"
  [(set (match_operand:QI 0 "general_operand" "=g")
	(ior:QI (match_operand:QI 1 "general_operand" "%0")
		(match_operand:QI 2 "general_operand" "g")))]
  ""
  "orb %2,%0")

;;- xor instructions.

(define_insn "xorsi3"
  [(set (match_operand:SI 0 "general_operand" "=g")
	(xor:SI (match_operand:SI 1 "general_operand" "%0")
		(match_operand:SI 2 "general_operand" "rmn")))]
  ""
  "*
{
  if (GET_CODE (operands[2]) == CONST_INT) {
    if ((INTVAL (operands[2]) & 0xffffff00) == 0)
      return \"xorb %2,%0\";
    if ((INTVAL (operands[2]) & 0xffff0000) == 0)
      return \"xorw %2,%0\";
  }
  return \"xord %2,%0\";
}")

(define_insn "xorhi3"
  [(set (match_operand:HI 0 "general_operand" "=g")
	(xor:HI (match_operand:HI 1 "general_operand" "%0")
		(match_operand:HI 2 "general_operand" "g")))]
  ""
  "*
{
  if (GET_CODE(operands[2]) == CONST_INT &&
      (INTVAL(operands[2]) & 0xffffff00) == 0)
    return \"xorb %2,%0\";
  return \"xorw %2,%0\";
}")

(define_insn "xorqi3"
  [(set (match_operand:QI 0 "general_operand" "=g")
	(xor:QI (match_operand:QI 1 "general_operand" "%0")
		(match_operand:QI 2 "general_operand" "g")))]
  ""
  "xorb %2,%0")

(define_insn "negdf2"
  [(set (match_operand:DF 0 "general_operand" "=fm<")
	(neg:DF (match_operand:DF 1 "general_operand" "fmF")))]
  "TARGET_32081"
  "negl %1,%0")

(define_insn "negsf2"
  [(set (match_operand:SF 0 "general_operand" "=fm<")
	(neg:SF (match_operand:SF 1 "general_operand" "fmF")))]
  "TARGET_32081"
  "negf %1,%0")

(define_insn "negsi2"
  [(set (match_operand:SI 0 "general_operand" "=g<")
	(neg:SI (match_operand:SI 1 "general_operand" "rmn")))]
  ""
  "negd %1,%0")

(define_insn "neghi2"
  [(set (match_operand:HI 0 "general_operand" "=g<")
	(neg:HI (match_operand:HI 1 "general_operand" "g")))]
  ""
  "negw %1,%0")

(define_insn "negqi2"
  [(set (match_operand:QI 0 "general_operand" "=g<")
	(neg:QI (match_operand:QI 1 "general_operand" "g")))]
  ""
  "negb %1,%0")

(define_insn "one_cmplsi2"
  [(set (match_operand:SI 0 "general_operand" "=g<")
	(not:SI (match_operand:SI 1 "general_operand" "rmn")))]
  ""
  "comd %1,%0")

(define_insn "one_cmplhi2"
  [(set (match_operand:HI 0 "general_operand" "=g<")
	(not:HI (match_operand:HI 1 "general_operand" "g")))]
  ""
  "comw %1,%0")

(define_insn "one_cmplqi2"
  [(set (match_operand:QI 0 "general_operand" "=g<")
	(not:QI (match_operand:QI 1 "general_operand" "g")))]
  ""
  "comb %1,%0")

;; arithmetic left and right shift operations
;; on the 32532 we will always use lshd for arithmetic left shifts,
;; because it is three times faster.  Broken programs which
;; use negative shift counts are probably broken differently
;; than elsewhere.

;; alternative 0 never matches on the 32532
(define_insn "ashlsi3"
  [(set (match_operand:SI 0 "general_operand" "=g,g")
	(ashift:SI (match_operand:SI 1 "general_operand" "r,0")
		   (match_operand:SI 2 "general_operand" "I,rmn")))]
  ""
  "*
{ if (TARGET_32532)
    return \"lshd %2,%0\";
  else
    return output_shift_insn (operands);
}")

(define_insn "ashlhi3"
  [(set (match_operand:HI 0 "general_operand" "=g")
	(ashift:HI (match_operand:HI 1 "general_operand" "0")
		   (match_operand:SI 2 "general_operand" "rmn")))]
  ""
  "*
{ if (GET_CODE (operands[2]) == CONST_INT)
    {
      if (INTVAL (operands[2]) == 1)
	return \"addw %0,%0\";
      else if (! TARGET_32532 && INTVAL (operands[2]) == 2)
	return \"addw %0,%0\;addw %0,%0\";
    }
  if (TARGET_32532)
    return \"lshw %2,%0\";
  else
    return \"ashw %2,%0\";
}")

(define_insn "ashlqi3"