"cmd/internal/src"
)

// A Stack is a stack of TokenReaders. As the top TokenReader hits EOF,
// it resumes reading the next one down.
type Stack struct {
	tr []TokenReader
}

// Push adds tr to the top (end) of the input stack. (Popping happens automatically.)
func (s *Stack) Push(tr TokenReader) {
	s.tr = append(s.tr, tr)
}

func (s *Stack) Next() ScanToken {
	tos := s.tr[len(s.tr)-1]
	tok := tos.Next()

	DC	CIGVAC, R24                        // 787e0bd5
	DC	CIGDVAC, R25                       // b97e0bd5
	DC	CVAP, R26                          // 3a7c0bd5
	DC	CVADP, R27                         // 3b7d0bd5

		t.Fatalf("scan failed: %v", scanner.Err())
	}
	if token := scanner.Text(); token != word {
		t.Fatalf("unexpected token: %v", token)
	}
}

// Test that empty tokens, including at end of line or end of file, are found by the scanner.
// Issue 8672: Could miss final empty token.

func commaSplit(data []byte, atEOF bool) (advance int, token []byte, err error) {
	for i := 0; i < len(data); i++ {

	SEH	R1, R2 // 7c011620

	// to (Hi, Lo)
	MADD	R2, R1 // 70220000
	MSUB	R2, R1 // 70220004
	MUL	R2, R1 // 00220018

	// END
	//
	//	LEND	comma // asm doesn't support the trailing comma.
	//	{
	//		outcode(int($1), &nullgen, 0, &nullgen);
	//	}

		return 0, err
	}

	// Done once per make.bash.
	if err := adbCopyGoroot(); err != nil {
		return 0, err
	}

	// Prepare a temporary directory that will be cleaned up at the end.
	// Binary names can conflict.
	// E.g. template.test from the {html,text}/template packages.
	binName := filepath.Base(os.Args[1])
	deviceGotmp := fmt.Sprintf(deviceRoot+"/%s-%d", binName, os.Getpid())

	MOVL DR6, DX // 0f21f2
	MOVL DR7, SI // 0f21fe
	// Test other movtab entries.
	PUSHL SS // 16
	PUSHL FS // 0fa0
	POPL FS  // 0fa1
	POPL SS  // 17

	RDPID AX                                // f30fc7f8

	// End of tests.

	if arm64SpecialOperand == nil {
		// Generate the mapping automatically when the first time the function is called.
		arm64SpecialOperand = map[string]arm64.SpecialOperand{}
		for opd := arm64.SPOP_BEGIN; opd < arm64.SPOP_END; opd++ {
			arm64SpecialOperand[opd.String()] = opd
		}

		// Handle some special cases.
		specialMapping := map[string]arm64.SpecialOperand{
			// The internal representation of CS(CC) and HS(LO) are the same.

pkg net/http/httputil, var ErrClosed //deprecated
pkg net/http/httputil, var ErrPersistEOF //deprecated
pkg net/http/httputil, var ErrPipeline //deprecated
pkg os, const SEEK_CUR //deprecated
pkg os, const SEEK_END //deprecated
pkg os, const SEEK_SET //deprecated
pkg path/filepath, func HasPrefix //deprecated
pkg regexp, method (*Regexp) Copy //deprecated
pkg runtime, func CPUProfile //deprecated

	b := make([]byte, n+1)
	for _, len := range lengths {
		// randomish but deterministic data. No 0 or 255.
		for i := 0; i < len; i++ {
			a[i] = byte(1 + 31*i%254)
			b[i] = byte(1 + 31*i%254)
		}
		// data past the end is different
		for i := len; i <= n; i++ {
			a[i] = 8
			b[i] = 9
		}
		cmp := Compare(a[:len], b[:len])
		if cmp != 0 {
			t.Errorf(`CompareIdentical(%d) = %d`, len, cmp)
		}
		if len > 0 {

import (
	"bufio"
	"bytes"
	"fmt"
	"internal/buildcfg"
	"os"
	"path/filepath"
	"regexp"
	"sort"
	"strconv"
	"strings"
	"testing"

	"cmd/asm/internal/lex"
	"cmd/internal/obj"
)

// An end-to-end test for the assembler: Do we print what we parse?
// Output is generated by, in effect, turning on -S and comparing the
// result against a golden file.

func testEndToEnd(t *testing.T, goarch, file string) {