// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Test that we are zeroing directly instead of
// copying a large zero value. Issue 38554.

package codegen

func retlarge() [256]byte {
	// amd64:-"DUFFCOPY"
	return [256]byte{}

                            int bufferIndex )
                            throws IOException {
        if( in.read( buffer, bufferIndex, length ) != length ) {
            throw new IOException( "unexpected EOF reading netbios retarget session response" );
        }
        int addr = readInt4( buffer, bufferIndex );
        bufferIndex += 4;
        retargetAddress = new NbtAddress( null, addr, false, NbtAddress.B_NODE );

			}
		}
	}
}

// TestLarge generates a very large file to verify that large
// program builds successfully, in particular, too-far
// conditional branches are fixed, and also verify that the
// instruction's pc can be correctly aligned even when branches
// need to be fixed.
func TestLarge(t *testing.T) {
	if testing.Short() {
		t.Skip("Skip in short mode")
	}

        if ( in.read(buffer, bufferIndex, this.length) != this.length ) {
            throw new IOException("unexpected EOF reading netbios retarget session response");
        }
        int addr = readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        new NbtAddress(null, addr, false, NbtAddress.B_NODE);
        readInt2(buffer, bufferIndex);

				p2.To.SetTarget(q)
			}

		case obj.ARET:
			retTarget := p.To.Sym

			if c.cursym.Func().Text.Mark&LEAF != 0 {
				if autosize == 0 {
					p.As = ABR
					p.From = obj.Addr{}
					if retTarget == nil {
						p.To.Type = obj.TYPE_REG
						p.To.Reg = REG_LR
					} else {
						p.To.Type = obj.TYPE_BRANCH
						p.To.Sym = retTarget
					}
					p.Mark |= BRANCH
					break
				}

				break
			}

			retTarget := p.To.Sym

			if c.cursym.Func().Text.Mark&LEAF != 0 {
				if autosize == 0 {
					p.As = ABR
					p.From = obj.Addr{}
					if retTarget == nil {
						p.To.Type = obj.TYPE_REG
						p.To.Reg = REG_LR
					} else {
						p.To.Type = obj.TYPE_BRANCH
						p.To.Sym = retTarget
					}
					p.Mark |= BRANCH
					break
				}

		}
	}
}

// TestLarge generates a very large file to verify that large
// program builds successfully, and branches which exceed the
// range of BC are rewritten to reach.
func TestLarge(t *testing.T) {
	if testing.Short() {
		t.Skip("Skip in short mode")
	}
	testenv.MustHaveGoBuild(t)

	dir, err := os.MkdirTemp("", "testlarge")
	if err != nil {

}

func parse(s string, flags Flags) (_ *Regexp, err error) {
	defer func() {
		switch r := recover(); r {
		default:
			panic(r)
		case nil:
			// ok
		case ErrLarge: // too big
			err = &Error{Code: ErrLarge, Expr: s}
		case ErrNestingDepth:
			err = &Error{Code: ErrNestingDepth, Expr: s}
		}
	}()

	if flags&Literal != 0 {
		// Trivial parser for literal string.

		if actual, actual2 := h.Sum(nil), h2.Sum(nil); !bytes.Equal(actual, actual2) {
			t.Errorf("md5(%q) = 0x%x != marshaled 0x%x", g.in, actual, actual2)
		}
	}
}

func TestLarge(t *testing.T) {
	const N = 10000
	ok := "2bb571599a4180e1d542f76904adc3df" // md5sum of "0123456789" * 1000
	block := make([]byte, 10004)
	c := New()
	for offset := 0; offset < 4; offset++ {

	if zstdBigErr != nil {
		t.Fatal(zstdBigErr)
	}
	return zstdBigBytes
}

// Test decompressing a large file. We don't have a compressor,
// so this test only runs on systems with zstd installed.
func TestLarge(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping expensive test in short mode")
	}

	data := bigData(t)
	compressed := zstdBigData(t)