newlen := vecMinLen - align
			crc = ppc64SlicingUpdateBy8(crc, archCastagnoliTable8, p[:newlen])
			p = p[newlen:]
		}
		// p should be aligned now
		aligned := len(p) & ^vecAlignMask
		crc = vectorCrc32(crc, crcCast, p[:aligned])
		p = p[aligned:]
	}
	if len(p) == 0 {
		return crc
	}
	return ppc64SlicingUpdateBy8(crc, archCastagnoliTable8, p)
}

func archAvailableIEEE() bool {
	return true

	if !hasVX {
		panic("not available")
	}
	// Use vectorized function if data length is above threshold.
	if len(p) >= vxMinLen {
		aligned := len(p) & ^vxAlignMask
		crc = vectorizedCastagnoli(crc, p[:aligned])
		p = p[aligned:]
	}
	if len(p) == 0 {
		return crc
	}
	return slicingUpdate(crc, archCastagnoliTable8, p)
}

func archAvailableIEEE() bool {
	return hasVX
}

	JZ    aligned

not_aligned:
	TESTQ $7, DX           // AND $7 & len, if not zero jump to loop_1b.
	JNE   loop_1b
	SUBQ  $8, DX           // XOR 8bytes backwards.
	MOVQ  (SI)(DX*1), DI
	MOVQ  (CX)(DX*1), AX
	XORQ  AX, DI
	MOVQ  DI, (BX)(DX*1)
	CMPQ  DX, $16          // if len is greater or equal 16 here, it must be aligned.
	JGE   aligned

ret:

		println("test")
	}
}

func issue5623() {
L:
	_ = yyyyyyyyyyyyyyyy			// comment - should be aligned
	_ = xxxxxxxxxxxxxxxxxxxxxxxxxxxx	/* comment */

	_ = yyyyyyyyyyyyyyyy			/* comment - should be aligned */
	_ = xxxxxxxxxxxxxxxxxxxxxxxxxxxx	// comment

LLLLLLL:
	_ = yyyyyyyyyyyyyyyy			// comment - should be aligned
	_ = xxxxxxxxxxxxxxxxxxxxxxxxxxxx	// comment

LL:
LLLLL:

        String aligned = new DefaultPathTranslator().alignToBaseDirectory("${basedir}", basedir);

        assertEquals(basedir.getAbsolutePath(), aligned);
    }

    @Test
    void testAlignToBasedirWhereBasedirExpressionIsTheValuePrefix() {
        File basedir = new File(System.getProperty("java.io.tmpdir"), "test").getAbsoluteFile();

	STP	(ZR, ZR), (R0)
	RET

zero_by_16:
	// n greater than 16 bytes, check if the start address is aligned
	NEG	R0, R4
	ANDS	$15, R4, R4
	// Try zeroing using zva if the start address is aligned with 16
	BEQ	try_zva

	// Non-aligned store
	STP	(ZR, ZR), (R0)
	// Make the destination aligned
	SUB	R4, R1, R1
	ADD	R4, R0, R0
	B	try_zva

tail_maybe_long:
	CMP	$64, R1
	BHS	no_zva

tail63:

	y := unsafe.Slice(yb, n)

	if supportsUnaligned || aligned(dstb, xb, yb) {
		xorLoop(words(dst), words(x), words(y))
		if uintptr(n)%wordSize == 0 {
			return
		}
		done := n &^ int(wordSize-1)
		dst = dst[done:]
		x = x[done:]
		y = y[done:]
	}
	xorLoop(dst, x, y)
}

// aligned reports whether dst, x, and y are all word-aligned pointers.
func aligned(dst, x, y *byte) bool {

// To do that, the stack pointer must be 8-byte-aligned
// on some systems, notably FreeBSD.
// The ARM ABI says the stack pointer must be 8-byte-aligned
// on entry to any function, but only FreeBSD's C library seems to care.
// The caller was 8-byte aligned, but we push an LR.
// Declare a dummy word ($4, not $0) to make sure the
// frame is 8 bytes and stays 8-byte-aligned.
TEXT runtime·_initcgo(SB),NOSPLIT,$4

	}
}

func TestPhysPageSize(t *testing.T) {
	// Mmap fails if the address is not page aligned, so we can
	// use this to test if the page size is the true page size.
	ps := runtime.GetPhysPageSize()

	// Get a region of memory to play with. This should be page-aligned.
	b, err := runtime.Mmap(nil, 2*ps, 0, runtime.MAP_ANON|runtime.MAP_PRIVATE, -1, 0)
	if err != 0 {
		t.Fatalf("Mmap: %v", err)
	}

			// type the selector arg on some platforms.
			return
		}
		if p, ok := t.(*types.Pointer); ok {
			// Note: we assume here that the pointer p in p.foo is properly
			// aligned. We just check that foo is at a properly aligned offset.
			t = p.Elem()
		} else {
			v.checkAddr(n.X)
		}
		if t.Underlying() == t {
			v.t.Errorf("analysis can't handle unnamed type %s %v", v.fset.Position(n.Pos()), t)
		}