package runtime

import "unsafe"

// adjust Gobuf as if it executed a call to fn with context ctxt
// and then did an immediate Gosave.
func gostartcall(buf *gobuf, fn, ctxt unsafe.Pointer) {
	if buf.lr != 0 {
		throw("invalid use of gostartcall")
	}
	buf.lr = buf.pc
	buf.pc = uintptr(fn)
	buf.ctxt = ctxt

func dwarfEnabled(ctxt *Link) bool {
	if *FlagW { // disable dwarf
		return false
	}
	if ctxt.HeadType == objabi.Hplan9 || ctxt.HeadType == objabi.Hjs || ctxt.HeadType == objabi.Hwasip1 {
		return false
	}

	if ctxt.LinkMode == LinkExternal {
		switch {
		case ctxt.IsELF:
		case ctxt.HeadType == objabi.Hdarwin:
		case ctxt.HeadType == objabi.Hwindows:

			f := c.cursym.Func()
			if f.FuncFlag&abi.FuncFlagSPWrite == 0 {
				c.cursym.Func().FuncFlag |= abi.FuncFlagSPWrite
				if ctxt.Debugvlog || !ctxt.IsAsm {
					ctxt.Logf("auto-SPWRITE: %s\n", c.cursym.Name)
					if !ctxt.IsAsm {
						ctxt.Diag("invalid auto-SPWRITE in non-assembly")
						ctxt.DiagFlush()
						log.Fatalf("bad SPWRITE")
					}
				}
			}
		}
	}
	if wasSplit {

package runtime

import "unsafe"

// adjust Gobuf as if it executed a call to fn with context ctxt
// and then did an immediate Gosave.
func gostartcall(buf *gobuf, fn, ctxt unsafe.Pointer) {
	if buf.lr != 0 {
		throw("invalid use of gostartcall")
	}
	buf.lr = buf.pc
	buf.pc = uintptr(fn)
	buf.ctxt = ctxt
}

// for testing

	"internal/goarch"
	"unsafe"
)

// adjust Gobuf as if it executed a call to fn with context ctxt
// and then stopped before the first instruction in fn.
func gostartcall(buf *gobuf, fn, ctxt unsafe.Pointer) {
	sp := buf.sp
	sp -= goarch.PtrSize
	*(*uintptr)(unsafe.Pointer(sp)) = buf.pc
	buf.sp = sp
	buf.pc = uintptr(fn)
	buf.ctxt = ctxt

	for i := 0; i < ilevel; i++ {
		base.Ctxt.Logf("  ")
	}
	ic := inlcalls.Calls[idx]
	callee := base.Ctxt.InlTree.InlinedFunction(ic.InlIndex)
	base.Ctxt.Logf("  %d: II:%d (%s) V: (", idx, ic.InlIndex, callee.Name)
	for _, f := range ic.InlVars {
		base.Ctxt.Logf(" %v", f.Name)
	}
	base.Ctxt.Logf(" ) C: (")
	for _, k := range ic.Children {
		base.Ctxt.Logf(" %v", k)
	}
	base.Ctxt.Logf(" ) R:")

			io.WriteString(w, sep)
			WriteDconv(w, p, &p.RestArgs[i].Addr)
			sep = ", "
		}
	}
}

func (ctxt *Link) NewProg() *Prog {
	p := new(Prog)
	p.Ctxt = ctxt
	return p
}

func (ctxt *Link) CanReuseProgs() bool {
	return ctxt.Debugasm == 0
}

// Dconv accepts an argument 'a' within a prog 'p' and returns a string
// with a formatted version of the argument.

		}
	}
	if v == "" {
		if !ctx.Args().Present() || ctx.Args().First() == "help" {
			cli.ShowCommandHelpAndExit(ctx, ctx.Command.Name, 1)
		}
		return ctx.Args()
	}
	return strings.Fields(v)
}

func configCommonToSrvCtx(cf config.ServerConfigCommon, ctxt *serverCtxt) {
	ctxt.RootUser = cf.RootUser
	ctxt.RootPwd = cf.RootPwd

	if cf.Addr != "" {
		ctxt.Addr = cf.Addr
	}

		for _, root := range roots {
			ctxt.Errorf(root, "nosplit stack over %d byte limit", limit)
			chain := []stackCheckChain{{stackCheckEdge{0, root}, false}}
			sc.report(root, limit, &chain)
		}
	}
}

func newStackCheck(ctxt *Link, graph bool) *stackCheck {
	sc := &stackCheck{
		ctxt:      ctxt,
		ldr:       ctxt.loader,
		morestack: ctxt.loader.Lookup("runtime.morestack", 0),

		plt.AddUint32(ctxt.Arch, 0xd61f0220)

		// 3 nop for place holder
		plt.AddUint32(ctxt.Arch, 0xd503201f)
		plt.AddUint32(ctxt.Arch, 0xd503201f)
		plt.AddUint32(ctxt.Arch, 0xd503201f)

		// check gotplt.size == 0
		if gotplt.Size() != 0 {
			ctxt.Errorf(gotplt.Sym(), "got.plt is not empty at the very beginning")
		}
		gotplt.AddAddrPlus(ctxt.Arch, dynamic, 0)

		gotplt.AddUint64(ctxt.Arch, 0)