// "can do weird things in GOPATH and we'd prefer they didn't
// do _that_ weird thing" (per rsc). See also #4257.
var ReservedImports = map[string]bool{
	"go":   true,
	"type": true,
}

var Ctxt *obj.Link

// TODO(mdempsky): These should probably be obj.Link methods.

// PkgLinksym returns the linker symbol for name within the given
// package prefix. For user packages, prefix should be the package

// license that can be found in the LICENSE file.

package runtime

import "unsafe"

type sigctxt struct {
	info *siginfo
	ctxt unsafe.Pointer
}

//go:nosplit
//go:nowritebarrierrec
func (c *sigctxt) regs() *mcontextt { return &(*ucontextt)(c.ctxt).uc_mcontext }

func (c *sigctxt) eax() uint32 { return c.regs().__gregs[_REG_EAX] }
func (c *sigctxt) ebx() uint32 { return c.regs().__gregs[_REG_EBX] }

	MOVV	R6, (R5)
	RET

TEXT crosscall2_trampoline<>(SB),NOSPLIT,$0-0
	JMP	crosscall2(SB)

// Called by C code generated by cmd/cgo.
// func crosscall2(fn, a unsafe.Pointer, n int32, ctxt uintptr)
// Saves C callee-saved registers and calls cgocallback with three arguments.
// fn is the PC of a func(a unsafe.Pointer) function.
TEXT crosscall2(SB),NOSPLIT|NOFRAME,$0
	/*

	"cmd/link/internal/loader"
	"cmd/link/internal/sym"
	"debug/elf"
)

func gentext(ctxt *ld.Link, ldr *loader.Loader) {
	return
}

func elfreloc1(ctxt *ld.Link, out *ld.OutBuf, ldr *loader.Loader, s loader.Sym, r loader.ExtReloc, ri int, sectoff int64) bool {
	out.Write32(uint32(sectoff))

	elfsym := ld.ElfSymForReloc(ctxt, r.Xsym)
	switch r.Type {
	default:
		return false
	case objabi.R_ADDR, objabi.R_DWARFSECREF:

var (
	oclassTestsAMD64 []*oclassTest
	oclassTests386   []*oclassTest
)

func init() {
	// Required for tests that access any of
	// opindex/ycover/reg/regrex global tables.
	var ctxt obj.Link
	instinit(&ctxt)

	regAddr := func(reg int16) *obj.Addr {
		return &obj.Addr{Type: obj.TYPE_REG, Reg: reg}
	}
	immAddr := func(v int64) *obj.Addr {
		return &obj.Addr{Type: obj.TYPE_CONST, Offset: v}
	}

	out.WriteString("\n$$B\n") // indicate binary export format
	io.Copy(out, &data)
	out.WriteString("\n$$\n")

	if base.Debug.Export != 0 {
		fmt.Printf("BenchmarkExportSize:%s 1 %d bytes\n", base.Ctxt.Pkgpath, data.Len())
	}

package runtime

import (
	"internal/goarch"
	"unsafe"
)

type sigctxt struct {
	info *siginfo
	ctxt unsafe.Pointer
}

//go:nosplit
//go:nowritebarrierrec
func (c *sigctxt) regs() *sigcontext { return &(*ucontext)(c.ctxt).uc_mcontext }

func (c *sigctxt) ra() uint64  { return c.regs().sc_regs.ra }
func (c *sigctxt) sp() uint64  { return c.regs().sc_regs.sp }

	MOVW	R6, (R5)
	RET

TEXT crosscall2_trampoline<>(SB),NOSPLIT,$0-0
	JMP	crosscall2(SB)

// Called by C code generated by cmd/cgo.
// func crosscall2(fn, a unsafe.Pointer, n int32, ctxt uintptr)
// Saves C callee-saved registers and calls cgocallback with three arguments.
// fn is the PC of a func(a unsafe.Pointer) function.
TEXT crosscall2(SB),NOSPLIT|NOFRAME,$0
	/*

	char a[1024];

	*p = '\0';
	if (i > 0) {
		recur(i - 1, a);
	}
}

static void pipeHandler(int signo, siginfo_t* info, void* ctxt) {
	sigpipeSeen = 1;
}

// Signal handler that uses up more stack space than a goroutine will have.
static void ioHandler(int signo, siginfo_t* info, void* ctxt) {
	char a[1024];

	recur(4, a);
	sigioSeen = 1;
}

static jmp_buf jmp;
static char* nullPointer;

package runtime

import (
	"internal/goarch"
	"unsafe"
)

type sigctxt struct {
	info *siginfo
	ctxt unsafe.Pointer
}

//go:nosplit
//go:nowritebarrierrec
func (c *sigctxt) regs() *sigcontext { return &(*ucontext)(c.ctxt).uc_mcontext }

func (c *sigctxt) r0() uint64  { return c.regs().regs[0] }
func (c *sigctxt) r1() uint64  { return c.regs().regs[1] }