asm.go

		return 0x07020 << 15 // stx.b
	case AMOVH:
		return 0x07028 << 15 // stx.h
	case AMOVW:
		return 0x07030 << 15 // stx.w
	case AMOVV:
		return 0x07038 << 15 // stx.d
	case -AMOVF:
		return 0x07060 << 15 // fldx.s
	case -AMOVD:
		return 0x07068 << 15 // fldx.d
	case AMOVF:
		return 0x07070 << 15 // fstx.s
	case AMOVD:
		return 0x07078 << 15 // fstx.d
	}

	if a < 0 {
		c.ctxt.Diag("bad rrr opcode -%v", -a)
	} else {
		c.ctxt.Diag("bad rrr opcode %v", a)
	}
	return 0
}

func (c *ctxt0) oprr(a obj.As) uint32 {
	switch a {
	case ACLO:
		return 0x4 << 10
	case ACLZ:
		return 0x5 << 10
	case ACPUCFG:
		return 0x1b << 10
	case ARDTIMELW:
		return 0x18 << 10
	case ARDTIMEHW:
		return 0x19 << 10
	case ARDTIMED:
		return 0x1a << 10
	case ATRUNCFV:
		return 0x46a9 << 10
	case ATRUNCDV:
		return 0x46aa << 10
	case ATRUNCFW:
		return 0x46a1 << 10
	case ATRUNCDW:
		return 0x46a2 << 10
	case AMOVFV:
		return 0x46c9 << 10
	case AMOVDV:
		return 0x46ca << 10
	case AMOVVF:
		return 0x4746 << 10
	case AMOVVD:
		return 0x474a << 10
	case AMOVFW:
		return 0x46c1 << 10
	case AMOVDW:
		return 0x46c2 << 10
	case AMOVWF:
		return 0x4744 << 10
	case AMOVDF:
		return 0x4646 << 10
	case AMOVWD:
		return 0x4748 << 10
	case AMOVFD:
		return 0x4649 << 10
	case AABSF:
		return 0x4501 << 10
	case AABSD:
		return 0x4502 << 10
	case AMOVF:
		return 0x4525 << 10
	case AMOVD:
		return 0x4526 << 10
	case ANEGF:
		return 0x4505 << 10
	case ANEGD:
		return 0x4506 << 10
	case ASQRTF:
		return 0x4511 << 10
	case ASQRTD:
		return 0x4512 << 10
	case AFCLASSF:
		return 0x450d << 10 // fclass.s
	case AFCLASSD:
		return 0x450e << 10 // fclass.d
	case AFFINTFW:
		return 0x4744 << 10 // ffint.s.w
	case AFFINTFV:
		return 0x4746 << 10 // ffint.s.l
	case AFFINTDW:
		return 0x4748 << 10 // ffint.d.w
	case AFFINTDV:
		return 0x474a << 10 // ffint.d.l
	case AFTINTWF:
		return 0x46c1 << 10 // ftint.w.s
	case AFTINTWD:
		return 0x46c2 << 10 // ftint.w.d
	case AFTINTVF:
		return 0x46c9 << 10 // ftint.l.s
	case AFTINTVD:
		return 0x46ca << 10 // ftint.l.d
	case AFTINTRMWF:
		return 0x4681 << 10 // ftintrm.w.s
	case AFTINTRMWD:
		return 0x4682 << 10 // ftintrm.w.d
	case AFTINTRMVF:
		return 0x4689 << 10 // ftintrm.l.s
	case AFTINTRMVD:
		return 0x468a << 10 // ftintrm.l.d
	case AFTINTRPWF:
		return 0x4691 << 10 // ftintrp.w.s
	case AFTINTRPWD:
		return 0x4692 << 10 // ftintrp.w.d
	case AFTINTRPVF:
		return 0x4699 << 10 // ftintrp.l.s
	case AFTINTRPVD:
		return 0x469a << 10 // ftintrp.l.d
	case AFTINTRZWF:
		return 0x46a1 << 10 // ftintrz.w.s
	case AFTINTRZWD:
		return 0x46a2 << 10 // ftintrz.w.d
	case AFTINTRZVF:
		return 0x46a9 << 10 // ftintrz.l.s
	case AFTINTRZVD:
		return 0x46aa << 10 // ftintrz.l.d
	case AFTINTRNEWF:
		return 0x46b1 << 10 // ftintrne.w.s
	case AFTINTRNEWD:
		return 0x46b2 << 10 // ftintrne.w.d
	case AFTINTRNEVF:
		return 0x46b9 << 10 // ftintrne.l.s
	case AFTINTRNEVD:
		return 0x46ba << 10 // ftintrne.l.d
	}

	c.ctxt.Diag("bad rr opcode %v", a)
	return 0
}

func (c *ctxt0) opi(a obj.As) uint32 {
	switch a {
	case ASYSCALL:
		return 0x56 << 15
	case ABREAK:
		return 0x54 << 15
	case ADBAR:
		return 0x70e4 << 15
	}

	c.ctxt.Diag("bad ic opcode %v", a)

	return 0
}

func (c *ctxt0) opir(a obj.As) uint32 {
	switch a {
	case ALU12IW:
		return 0x0a << 25
	case ALU32ID:
		return 0x0b << 25
	case APCALAU12I:
		return 0x0d << 25
	case APCADDU12I:
		return 0x0e << 25
	}
	return 0
}

func (c *ctxt0) opirr(a obj.As) uint32 {
	switch a {
	case AADD, AADDU:
		return 0x00a << 22
	case ASGT:
		return 0x008 << 22
	case ASGTU:
		return 0x009 << 22
	case AAND:
		return 0x00d << 22
	case AOR:
		return 0x00e << 22
	case ALU52ID:
		return 0x00c << 22
	case AXOR:
		return 0x00f << 22
	case ASLL:
		return 0x00081 << 15
	case ASRL:
		return 0x00089 << 15
	case ASRA:
		return 0x00091 << 15
	case AROTR:
		return 0x00099 << 15
	case AADDV:
		return 0x00b << 22
	case AADDVU:
		return 0x00b << 22

	case AJMP:
		return 0x14 << 26
	case AJAL,
		obj.ADUFFZERO,
		obj.ADUFFCOPY:
		return 0x15 << 26

	case AJIRL:
		return 0x13 << 26
	case ABLTU:
		return 0x1a << 26
	case ABLT, ABLTZ, ABGTZ:
		return 0x18 << 26
	case ABGEU:
		return 0x1b << 26
	case ABGE, ABGEZ, ABLEZ:
		return 0x19 << 26
	case -ABEQ: // beqz
		return 0x10 << 26
	case -ABNE: // bnez
		return 0x11 << 26
	case ABEQ:
		return 0x16 << 26
	case ABNE:
		return 0x17 << 26
	case ABFPT:
		return 0x12<<26 | 0x1<<8
	case ABFPF:
		return 0x12<<26 | 0x0<<8

	case AMOVB,
		AMOVBU:
		return 0x0a4 << 22
	case AMOVH,
		AMOVHU:
		return 0x0a5 << 22
	case AMOVW,
		AMOVWU:
		return 0x0a6 << 22
	case AMOVV:
		return 0x0a7 << 22
	case AMOVF:
		return 0x0ad << 22
	case AMOVD:
		return 0x0af << 22
	case -AMOVB:
		return 0x0a0 << 22
	case -AMOVBU:
		return 0x0a8 << 22
	case -AMOVH:
		return 0x0a1 << 22
	case -AMOVHU:
		return 0x0a9 << 22
	case -AMOVW:
		return 0x0a2 << 22
	case -AMOVWU:
		return 0x0aa << 22
	case -AMOVV:
		return 0x0a3 << 22
	case -AMOVF:
		return 0x0ac << 22
	case -AMOVD:
		return 0x0ae << 22

	case ASLLV:
		return 0x0041 << 16
	case ASRLV:
		return 0x0045 << 16
	case ASRAV:
		return 0x0049 << 16
	case AROTRV:
		return 0x004d << 16
	case -ALL:
		return 0x020 << 24
	case -ALLV:
		return 0x022 << 24
	case ASC:
		return 0x021 << 24
	case ASCV:
		return 0x023 << 24
	}

	if a < 0 {
		c.ctxt.Diag("bad irr opcode -%v", -a)
	} else {
		c.ctxt.Diag("bad irr opcode %v", a)
	}
	return 0
}

func (c *ctxt0) opirir(a obj.As) uint32 {
	switch a {
	case ABSTRINSW:
		return 0x3<<21 | 0x0<<15 // bstrins.w
	case ABSTRINSV:
		return 0x2 << 22 // bstrins.d
	case ABSTRPICKW:
		return 0x3<<21 | 0x1<<15 // bstrpick.w
	case ABSTRPICKV:
		return 0x3 << 22 // bstrpick.d
	}

	return 0
}

func (c *ctxt0) specailFpMovInst(a obj.As, fclass int, tclass int) uint32 {
	switch a {
	case AMOVV:
		switch fclass {
		case C_REG:
			switch tclass {
			case C_FREG:
				return 0x452a << 10 // movgr2fr.d
			case C_FCCREG:
				return 0x4536 << 10 // movgr2cf
			case C_FCSRREG:
				return 0x4530 << 10 // movgr2fcsr
			}
		case C_FREG:
			switch tclass {
			case C_REG:
				return 0x452e << 10 // movfr2gr.d
			case C_FCCREG:
				return 0x4534 << 10 // movfr2cf
			}
		case C_FCCREG:
			switch tclass {
			case C_REG:
				return 0x4537 << 10 // movcf2gr
			case C_FREG:
				return 0x4535 << 10 // movcf2fr
			}
		case C_FCSRREG:
			switch tclass {
			case C_REG:
				return 0x4532 << 10 // movfcsr2gr
			}
		}

	case AMOVW:
		switch fclass {
		case C_REG:
			switch tclass {
			case C_FREG:
				return 0x4529 << 10 // movgr2fr.w
			}
		case C_FREG:
			switch tclass {
			case C_REG:
				return 0x452d << 10 // movfr2gr.s
			}
		}
	}

	c.ctxt.Diag("bad class combination: %s %s,%s\n", a, fclass, tclass)

	return 0
}

func vshift(a obj.As) bool {
	switch a {
	case ASLLV,
		ASRLV,
		ASRAV,
		AROTRV:
		return true
	}
	return false
}