func init() {
	// TODO(mdempsky): Push into types.InitUniverse or typecheck.InitUniverse.
	types.PtrSize = 8
	types.RegSize = 8
	types.MaxWidth = 1 << 50

	base.Ctxt = &obj.Link{Arch: &obj.LinkArch{Arch: &sys.Arch{Alignment: 1, CanMergeLoads: true}}}
	typecheck.InitUniverse()
	testTypes.SetTypPtrs()

	architecture := arch.Set(GOARCH, *flags.Shared || *flags.Dynlink)
	if architecture == nil {
		log.Fatalf("unrecognized architecture %s", GOARCH)
	}
	ctxt := obj.Linknew(architecture.LinkArch)
	ctxt.Debugasm = flags.PrintOut
	ctxt.Debugvlog = flags.DebugV
	ctxt.Flag_dynlink = *flags.Dynlink
	ctxt.Flag_linkshared = *flags.Linkshared
	ctxt.Flag_shared = *flags.Shared || *flags.Dynlink

		unspill.As = ra.Unspill
		unspill.From = ra.Addr
		unspill.To.Type = TYPE_REG
		unspill.To.Reg = ra.Reg
		last = unspill
	}
	return last
}

// LinkArch is the definition of a single architecture.
type LinkArch struct {
	*sys.Arch
	Init           func(*Link)
	ErrorCheck     func(*Link, *LSym)
	Preprocess     func(*Link, *LSym, ProgAlloc)
	Assemble       func(*Link, *LSym, ProgAlloc)

		if s.config.RegSize == 4 && Arch.LinkArch.Family != sys.MIPS && !s.softFloat {
			if conv1, ok1 := fpConvOpToSSA32[twoTypes{s.concreteEtype(ft), s.concreteEtype(tt)}]; ok1 {
				conv = conv1
			}
		}
		if Arch.LinkArch.Family == sys.ARM64 || Arch.LinkArch.Family == sys.Wasm || Arch.LinkArch.Family == sys.S390X || s.softFloat {

import (
	"cmd/internal/goobj"
	"cmd/internal/notsha256"
	"cmd/internal/objabi"
	"encoding/base64"
	"encoding/binary"
	"fmt"
	"internal/buildcfg"
	"log"
	"math"
	"sort"
)

func Linknew(arch *LinkArch) *Link {
	ctxt := new(Link)
	ctxt.hash = make(map[string]*LSym)
	ctxt.funchash = make(map[string]*LSym)
	ctxt.statichash = make(map[string]*LSym)
	ctxt.Arch = arch
	ctxt.Pathname = objabi.WorkingDir()

	AXXMTACC:   true,
	AXXMFACC:   true,
}

var Linkppc64 = obj.LinkArch{
	Arch:           sys.ArchPPC64,
	Init:           buildop,
	Preprocess:     preprocess,
	Assemble:       span9,
	Progedit:       progedit,
	UnaryDst:       unaryDst,
	DWARFRegisters: PPC64DWARFRegisters,
}

var Linkppc64le = obj.LinkArch{
	Arch:           sys.ArchPPC64LE,
	Init:           buildop,

	switch prog.As {
	case AFCVTWS, AFCVTLS, AFCVTWUS, AFCVTLUS, AFCVTWD, AFCVTLD, AFCVTWUD, AFCVTLUD:
		prog.Scond, err = rmSuffixEncode(strings.TrimPrefix(cond, "."))
	}
	return
}

var LinkRISCV64 = obj.LinkArch{
	Arch:           sys.ArchRISCV64,
	Init:           buildop,
	Preprocess:     preprocess,
	Assemble:       assemble,
	Progedit:       progedit,
	UnaryDst:       unaryDst,