"cmd/compile/internal/types"
	"cmd/internal/obj"
	"cmd/internal/obj/wasm"
)

// SymABIs records information provided by the assembler about symbol
// definition ABIs and reference ABIs.
type SymABIs struct {
	defs map[string]obj.ABI
	refs map[string]obj.ABISet
}

func NewSymABIs() *SymABIs {
	return &SymABIs{
		defs: make(map[string]obj.ABI),
		refs: make(map[string]obj.ABISet),
	}
}

}

// moduledata records information about the layout of the executable
// image. It is written by the linker. Any changes here must be
// matched changes to the code in cmd/link/internal/ld/symtab.go:symtab.
// moduledata is stored in statically allocated non-pointer memory;
// none of the pointers here are visible to the garbage collector.
type moduledata struct {
	sys.NotInHeap // Only in static data

			symtab.AddUint8(0x01)                             // type N_EXT, external symbol
			symtab.AddUint8(0)                                // no section
			symtab.AddUint16(ctxt.Arch, 0)                    // desc
			symtab.AddUintXX(ctxt.Arch, 0, ctxt.Arch.PtrSize) // no value
		} else {
			if export || ldr.AttrCgoExportDynamic(s) {
				symtab.AddUint8(0x0f) // N_SECT | N_EXT

import org.jetbrains.kotlin.fir.symbols.impl.FirClassSymbol
import org.jetbrains.kotlin.fir.symbols.lazyResolveToPhaseWithCallableMembers
import org.jetbrains.kotlin.fir.types.typeApproximator
import org.jetbrains.kotlin.load.java.JvmAbi
import org.jetbrains.kotlin.load.kotlin.NON_EXISTENT_CLASS_NAME
import org.jetbrains.kotlin.load.kotlin.header.KotlinClassHeader
import org.jetbrains.kotlin.metadata.jvm.deserialization.JvmProtoBufUtil

	pclnState := ctxt.pclntab(containers)
	bench.Start("findfunctab")
	ctxt.findfunctab(pclnState, containers)
	bench.Start("dwarfGenerateDebugSyms")
	dwarfGenerateDebugSyms(ctxt)
	bench.Start("symtab")
	symGroupType := ctxt.symtab(pclnState)
	bench.Start("dodata")
	ctxt.dodata(symGroupType)
	bench.Start("address")
	order := ctxt.address()
	bench.Start("dwarfcompress")
	dwarfcompress(ctxt)
	bench.Start("layout")

	testenv.WriteImportcfg(t, importcfgfile, nil, "runtime")

	// Compile, assemble and pack the Go and C code.
	runGo("tool", "asm", "-p=main", "-gensymabis", "-o", "symabis", "x.s")
	runGo("tool", "compile", "-importcfg="+importcfgfile, "-symabis", "symabis", "-p=main", "-o", "x1.o", "main.go")
	runGo("tool", "asm", "-p=main", "-o", "x2.o", "x.s")
	run(cc, append(cflags, "-c", "-o", "x3.o", "x.c")...)

			default:
				align = 1
			}
		}
	}
	if s.Size > cutoff {
		w.ctxt.Diag("%s: symbol too large (%d bytes > %d bytes)", s.Name, s.Size, cutoff)
	}
	o := &w.tmpSym
	o.SetName(name, w.Writer)
	o.SetABI(abi)
	o.SetType(uint8(s.Type))
	o.SetFlag(flag)
	o.SetFlag2(flag2)
	o.SetSiz(uint32(s.Size))
	o.SetAlign(align)
	o.Write(w.Writer)
}

func (w *writer) Hash64(s *LSym) {

	name := NewNameAt(npos, sym, typ)
	name.Class = PFUNC
	sym.SetFunc(true)

	fn := &Func{Nname: name}
	fn.pos = fpos
	fn.op = ODCLFUNC
	// Most functions are ABIInternal. The importer or symabis
	// pass may override this.
	fn.ABI = obj.ABIInternal
	fn.SetTypecheck(1)

	name.Func = fn

	return fn
}

func (f *Func) isStmt() {}

	case ABI0:
		hash = ctxt.hash
	case ABIInternal:
		hash = ctxt.funchash
	default:
		panic("unknown ABI")
	}

	ctxt.hashmu.Lock()
	s := hash[name]
	if s == nil {
		s = &LSym{Name: name}
		s.SetABI(abi)
		hash[name] = s
		if init != nil {
			init(s)
		}
	}
	ctxt.hashmu.Unlock()
	return s
}

// Lookup looks up the symbol with name name.
// If it does not exist, it creates it.

			v &^= flag
		}
		if atomic.CompareAndSwapUint32((*uint32)(a), uint32(v0), uint32(v)) {
			break
		}
	}
}

func (a *Attribute) ABI() ABI { return ABI(a.load() / attrABIBase) }
func (a *Attribute) SetABI(abi ABI) {
	const mask = 1 // Only one ABI bit for now.
	for {
		v0 := a.load()
		v := (v0 &^ (mask * attrABIBase)) | Attribute(abi)*attrABIBase
		if atomic.CompareAndSwapUint32((*uint32)(a), uint32(v0), uint32(v)) {