// a spill (a StoreReg) for v. We can't determine the correct place for
// the spill at this point, so we allocate the spill as blockless initially.
// The restore is then generated to load v back into a register so it can
// be used. Subsequent uses of v will use the restored value c instead.
//
// What remains is the question of where to schedule the spill.

	// using toolchain1 with dist as the build system, we need to
	// override this to keep the experiments assumed by the
	// toolchain and by dist consistent. Once go_bootstrap takes
	// over the build process, we'll set this back to the original
	// GOEXPERIMENT.
	os.Setenv("GOEXPERIMENT", "none")

	if debug {
		// cmd/buildid is used in debug mode.
		toolchain = append(toolchain, "cmd/buildid")
	}

// To create a file descriptor that provides access to a hash or cipher, both
// Bind and Accept must be used. Once the setup process is complete, input
// data can be written to the socket, processed by the kernel, and then read
// back as hash output or ciphertext.
//
// Here is an example of using an AF_ALG socket with SHA1 hashing.
// The initial socket setup process is as follows:
//
//	// Open a socket to perform SHA1 hashing.

	// Normal execution.
	for {
		r1, _, err := r.ReadRune()
		if err != nil {
			if err != io.EOF {
				t.Error("unexpected error on ReadRune:", err)
			}
			break
		}
		got += string(r1)
		// Put it back and read it again.
		if err = r.UnreadRune(); err != nil {
			t.Fatal("unexpected error on UnreadRune:", err)
		}
		r2, _, err := r.ReadRune()
		if err != nil {

(TESTLconst [-1] x) && x.Op != OpAMD64MOVLconst => (TESTL x x)
(TESTWconst [-1] x) && x.Op != OpAMD64MOVLconst => (TESTW x x)
(TESTBconst [-1] x) && x.Op != OpAMD64MOVLconst => (TESTB x x)

// Convert LEAQ1 back to ADDQ if we can
(LEAQ1 [0] x y) && v.Aux == nil => (ADDQ x y)

(MOVQstoreconst [c] {s} p1 x:(MOVQstoreconst [a] {s} p0 mem))
  && config.useSSE
  && x.Uses == 1

	// previous version was a direct dependency. That assumption might not hold in
	// rare cases (such as if a dependency splits out a nested module, or merges a
	// nested module back into a parent module).
	direct map[string]bool

	graphOnce sync.Once // guards writes to (but not reads from) graph
	graph     atomic.Pointer[cachedGraph]
}

			p = s.Prog(ppc64.AADD)
			p.Reg = v.Args[0].Reg()
			p.From.Type = obj.TYPE_CONST
			p.From.Offset = 64
			p.To.Type = obj.TYPE_REG
			p.To.Reg = v.Args[0].Reg()

			// Branch back to top of loop
			// based on CTR
			// BC with BO_BCTR generates bdnz
			p = s.Prog(ppc64.ABC)
			p.From.Type = obj.TYPE_CONST
			p.From.Offset = ppc64.BO_BCTR
			p.Reg = ppc64.REG_CR0LT

	// in a module.
	// If the toolchain running right now is a dev toolchain (like "go1.21")
	// writing 'toolchain go1.21' will not be useful, since that's not an actual
	// toolchain you can download and run. In that case fall back to at least
	// checking that the toolchain is new enough for the Go version.
	toolchain := "go" + old
	if wf.Toolchain != nil {
		toolchain = wf.Toolchain.Name
	}
	if gover.IsLang(gover.Local()) {

		if c.blitrl != nil {
			// Emit the constant pool just before p if p
			// would push us over the immediate size limit.
			if c.checkpool(op, pc+int32(m)) {
				// Back up to the instruction just
				// before the pool and continue with
				// the first instruction of the pool.
				p = op
				continue
			}
		}

				// Note that whether a directory corresponds to an import path
				// changes as the build list is updated, and a directory can change
				// from not being in the build list to being in it and back as
				// the exact version of a particular module increases during
				// the loader iterations.
				m.Pkgs = m.Pkgs[:0]
				for _, dir := range m.Dirs {
					pkg, err := resolveLocalPackage(ctx, dir, rs)