ctxt.set_pc(ctxt.pc() + 4)
}

// case 8
func (h *debugCallHandler) debugCallUnsafe(ctxt *sigctxt) {
	sp := ctxt.sp()
	reason := *(*string)(unsafe.Pointer(uintptr(sp) + 40))
	h.err = plainError(reason)
	ctxt.set_pc(ctxt.pc() + 4)
}

// case 16
func (h *debugCallHandler) restoreSigContext(ctxt *sigctxt) {
	// Restore all registers except for pc and sp
	pc, sp := ctxt.pc(), ctxt.sp()
	*ctxt.cregs() = h.sigCtxt.savedRegs

		return false
	}
	if !sigctxtAtTrapInstruction(ctxt) {
		println("trap at non-INT3 instruction pc =", hex(ctxt.sigpc()))
		return false
	}

	switch status := sigctxtStatus(ctxt); status {
	case 0:
		// Frame is ready. Copy the arguments to the frame and to registers.
		// Call the debug function.
		h.debugCallRun(ctxt)
	case 1:
		// Function returned. Copy frame and result registers back out.

		}
	}

	ctxt.typeMap[h] = append(ctxt.typeMap[h], ctxtEntry{
		orig:     orig,
		targs:    targs,
		instance: inst,
	})

	return inst
}

// getID returns a unique ID for the type t.
func (ctxt *Context) getID(t Type) int {
	ctxt.mu.Lock()
	defer ctxt.mu.Unlock()
	id, ok := ctxt.originIDs[t]
	if !ok {
		id = ctxt.nextID
		ctxt.originIDs[t] = id
		ctxt.nextID++
	}

	reason := *(*string)(unsafe.Pointer(uintptr(rsp)))
	h.err = plainError(reason)
}

// case 16
func (h *debugCallHandler) restoreSigContext(ctxt *sigctxt) {
	// Restore all registers except RIP and RSP.
	rip, rsp := ctxt.rip(), ctxt.rsp()
	fp := ctxt.regs().fpstate
	*ctxt.regs() = h.sigCtxt.savedRegs
	ctxt.regs().fpstate = fp
	*fp = h.sigCtxt.savedFP
	ctxt.set_rip(rip)
	ctxt.set_rsp(rsp)
}

	if ctxt.BuildMode == BuildModePlugin {
		ctxt.Textp = append(ctxt.Textp, amd)
	}
	ctxt.Textp = append(ctxt.Textp, initfunc.Sym())

	// Create an init array entry
	amdi := ctxt.loader.LookupOrCreateSym("go:link.addmoduledatainit", 0)
	initarray_entry := ctxt.loader.MakeSymbolUpdater(amdi)
	ctxt.loader.SetAttrReachable(amdi, true)
	ctxt.loader.SetAttrLocal(amdi, true)
	initarray_entry.SetType(sym.SINITARR)

package obj

import (
	"cmd/internal/goobj"
	"cmd/internal/src"
)

// AddImport adds a package to the list of imported packages.
func (ctxt *Link) AddImport(pkg string, fingerprint goobj.FingerprintType) {
	ctxt.Imports = append(ctxt.Imports, goobj.ImportedPkg{Pkg: pkg, Fingerprint: fingerprint})
}

// getFileIndexAndLine returns the relative file index (local to the CU), and

		sb.AddAddr(ctxt.Arch, t)
		sb.AddUint(ctxt.Arch, uint64(ldr.SymSize(t)/int64(ctxt.Arch.PtrSize)))
		sb.AddUint(ctxt.Arch, uint64(ldr.SymSize(t)/int64(ctxt.Arch.PtrSize)))
	}
}

// inittaskSym builds a symbol containing pointers to all the inittasks
// that need to be run, given a list of root inittask symbols.
func (ctxt *Link) inittaskSym(rootNames []string, symName string) loader.Sym {

			break
		}
		return
	}

	ctxt.Diag("invalid encoding for argument %v", p)
}

func linkpatch(ctxt *Link, sym *LSym, newprog ProgAlloc) {
	for p := sym.Func().Text; p != nil; p = p.Link {
		checkaddr(ctxt, p, &p.From)
		for _, v := range p.RestArgs {
			checkaddr(ctxt, p, &v.Addr)
		}
		checkaddr(ctxt, p, &p.To)

		if ctxt.Arch.Progedit != nil {
			ctxt.Arch.Progedit(ctxt, p, newprog)
		}

func testConfigArch(tb testing.TB, arch string) *Conf {
	ctxt, ok := testCtxts[arch]
	if !ok {
		tb.Fatalf("unknown arch %s", arch)
	}
	if ctxt.Arch.PtrSize != 8 {
		tb.Fatal("testTypes is 64-bit only")
	}
	c := &Conf{
		config: NewConfig(arch, testTypes, ctxt, true, false),
		tb:     tb,
	}
	return c
}

type Conf struct {
	config *Config
	tb     testing.TB

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