package s390x

import "cmd/internal/obj"

var Anames = []string{
	obj.A_ARCHSPECIFIC: "ADD",
	"ADDC",
	"ADDE",
	"ADDW",
	"DIVW",
	"DIVWU",
	"DIVD",
	"DIVDU",
	"MODW",
	"MODWU",
	"MODD",
	"MODDU",
	"MULLW",
	"MULLD",
	"MULHD",
	"MULHDU",
	"MLGR",
	"SUB",
	"SUBC",
	"SUBV",
	"SUBE",
	"SUBW",
	"NEG",
	"NEGW",
	"MOVWBR",
	"MOVB",
	"MOVBZ",

	DIVWU	R1, R2, R3            // a7a90000b90400b2b99700a1b904003b
	MODD	R1, R2                // b90400b2b90d00a1b904002a
	MODD	R1, R2, R3            // b90400b2b90d00a1b904003a
	MODW	R4, R5                // b90400b5b91d00a4b904005a
	MODW	R4, R5, R6            // b90400b5b91d00a4b904006a
	MODDU	R7, R8                // a7a90000b90400b8b98700a7b904008a
	MODDU	R7, R8, R9            // a7a90000b90400b8b98700a7b904009a

	VINSWVLX R1, V2, V3                     // 1061108f
	VINSWVRX R1, V2, V3                     // 1061118f
	VMODSD V1, V2, V3                       // 106117cb
	VMODSQ V1, V2, V3                       // 1061170b
	VMODSW V1, V2, V3                       // 1061178b
	VMODUD V1, V2, V3                       // 106116cb
	VMODUQ V1, V2, V3                       // 1061160b
	VMODUW V1, V2, V3                       // 1061168b

			for r, mods := range versions {
				desc := new(strings.Builder)
				desc.WriteString(r.Required.Version)
				if r.Replacement.Path != "" {
					fmt.Fprintf(desc, " => %s", r.Replacement.Path)
					if r.Replacement.Version != "" {
						fmt.Fprintf(desc, " %s", r.Replacement.Version)
					}
				}

				for _, m := range mods {
					t.Logf("%s\trequires %v", m.Path, desc)
				}

		}
		mods, err := modload.ListModules(ctx, args, mode, *listReuse)
		if !*listE {
			for _, m := range mods {
				if m.Error != nil {
					base.Error(errors.New(m.Error.Err))
				}
			}
			if err != nil {
				base.Error(err)
			}
			base.ExitIfErrors()
		}
		for _, m := range mods {
			do(m)
		}
		return
	}

}
func rewriteValuePPC64_OpMod32(v *Value) bool {
	v_1 := v.Args[1]
	v_0 := v.Args[0]
	b := v.Block
	typ := &b.Func.Config.Types
	// match: (Mod32 x y)
	// cond: buildcfg.GOPPC64 >= 9
	// result: (MODSW x y)
	for {
		x := v_0
		y := v_1
		if !(buildcfg.GOPPC64 >= 9) {
			break
		}
		v.reset(OpPPC64MODSW)
		v.AddArg2(x, y)
		return true
	}
	// match: (Mod32 x y)

	ACRANDN
	ACREQV
	ACRNAND
	ACRNOR
	ACROR
	ACRORN
	ACRXOR
	ADIVW
	ADIVWCC
	ADIVWVCC
	ADIVWV
	ADIVWU
	ADIVWUCC
	ADIVWUVCC
	ADIVWUV
	AMODUD
	AMODUW
	AMODSD
	AMODSW
	AEQV
	AEQVCC
	AEXTSB
	AEXTSBCC
	AEXTSH
	AEXTSHCC
	AFABS
	AFABSCC
	AFADD
	AFADDCC
	AFADDS
	AFADDSCC
	AFCMPO
	AFCMPU
	AFCTIW
	AFCTIWCC
	AFCTIWZ
	AFCTIWZCC

	LIDT:            "LIDT",
	LJMP:            "LJMP",
	LLDT:            "LLDT",
	LMSW:            "LMSW",
	LODSB:           "LODSB",
	LODSD:           "LODSD",
	LODSQ:           "LODSQ",
	LODSW:           "LODSW",
	LOOP:            "LOOP",
	LOOPE:           "LOOPE",
	LOOPNE:          "LOOPNE",
	LRET:            "LRET",
	LSL:             "LSL",
	LSS:             "LSS",
	LTR:             "LTR",

(Mod64 x y) => (MODD x y)
(Mod64u ...) => (MODDU ...)
// MODW/MODWU has a 64-bit dividend and a 32-bit divisor,
// so a sign/zero extension of the dividend is required.
(Mod32  x y) => (MODW  (MOVWreg x) y)
(Mod32u x y) => (MODWU (MOVWZreg x) y)
(Mod16  x y) => (MODW  (MOVHreg x) (MOVHreg y))
(Mod16u x y) => (MODWU (MOVHZreg x) (MOVHZreg y))
(Mod8   x y) => (MODW  (MOVBreg x) (MOVBreg y))
(Mod8u  x y) => (MODWU (MOVBZreg x) (MOVBZreg y))

		return
	case m == 0:
		q = z[:0] // result is 0
		return
	}
	// m > 0
	z = z.make(m)
	r = divWVW(z, 0, x, y)
	q = z.norm()
	return
}

// modW returns x % d.
func (x nat) modW(d Word) (r Word) {
	// TODO(agl): we don't actually need to store the q value.
	var q nat
	q = q.make(len(x))
	return divWVW(q, 0, x, d)
}