MOVL	num+0(FP), AX	// syscall entry
	MOVL	a1+4(FP), BX
	MOVL	a2+8(FP), CX
	MOVL	a3+12(FP), DX
	MOVL	a4+16(FP), SI
	MOVL	a5+20(FP), DI
	MOVL	a6+24(FP), BP
	INVOKE_SYSCALL
	CMPL	AX, $0xfffff001
	JLS	ok
	MOVL	$-1, r1+28(FP)
	MOVL	$0, r2+32(FP)
	NEGL	AX
	MOVL	AX, errno+36(FP)
	RET
ok:
	MOVL	AX, r1+28(FP)
	MOVL	DX, r2+32(FP)
	MOVL	$0, errno+36(FP)

	CMPQ	BX, $16
	JBE	move_9through16

/*
 * check and set for backwards
 */
	CMPQ	SI, DI
	JLS	back

/*
 * forward copy loop
 */
forward:
	MOVQ	BX, CX
	SHRQ	$3, CX
	ANDQ	$7, BX

	REP;	MOVSQ
	JMP	tail

back:
/*
 * check overlap
 */
	MOVQ	SI, CX
	ADDQ	BX, CX
	CMPQ	CX, DI
	JLS	forward

/*
 * whole thing backwards has
 * adjusted addresses
 */
	ADDQ	BX, DI

   * Futures#addCallback addCallback()}.
   *
   * <p>Memory consistency effects: Actions in a thread prior to adding a listener <a
   * href="https://docs.oracle.com/javase/specs/jls/se7/html/jls-17.html#jls-17.4.5">
   * <i>happen-before</i></a> its execution begins, perhaps in another thread.
   *
   * <p>Guava implementations of {@code ListenableFuture} promptly release references to listeners

   * Futures#addCallback addCallback()}.
   *
   * <p>Memory consistency effects: Actions in a thread prior to adding a listener <a
   * href="https://docs.oracle.com/javase/specs/jls/se7/html/jls-17.html#jls-17.4.5">
   * <i>happen-before</i></a> its execution begins, perhaps in another thread.
   *
   * <p>Guava implementations of {@code ListenableFuture} promptly release references to listeners

	JMP	nosse2
#endif
	CMPL	BX, $32
	JBE	move_17through32
	CMPL	BX, $64
	JBE	move_33through64
	CMPL	BX, $128
	JBE	move_65through128

nosse2:
/*
 * check and set for backwards
 */
	CMPL	SI, DI
	JLS	back

/*
 * forward copy loop
 */
forward:
	// If REP MOVSB isn't fast, don't use it
	CMPB	internal∕cpu·X86+const_offsetX86HasERMS(SB), $1 // enhanced REP MOVSB/STOSB
	JNE	fwdBy4

	// Check alignment

              <placement>X</placement>
            </tag>
            <tag>
              <name>implSpec</name>
              <placement>X</placement>
            </tag>
            <tag>
              <name>jls</name>
              <placement>X</placement>
            </tag>
            <tag>
              <name>revised</name>
              <placement>X</placement>
            </tag>
            <tag>

              <placement>X</placement>
            </tag>
            <tag>
              <name>implSpec</name>
              <placement>X</placement>
            </tag>
            <tag>
              <name>jls</name>
              <placement>X</placement>
            </tag>
            <tag>
              <name>revised</name>
              <placement>X</placement>
            </tag>
            <tag>

	CALL	·netbsdMstart0(SB)
	RET // not reached

TEXT runtime·sigaltstack(SB),NOSPLIT,$-8
	MOVL	$SYS___sigaltstack14, AX
	MOVL	new+0(FP), BX
	MOVL	old+4(FP), CX
	INT	$0x80
	CMPL	AX, $0xfffff001
	JLS	2(PC)
	INT	$3
	RET

TEXT runtime·setldt(SB),NOSPLIT,$8
	// Under NetBSD we set the GS base instead of messing with the LDT.
	MOVL	base+4(FP), AX
	MOVL	AX, 0(SP)
	CALL	lwp_setprivate<>(SB)
	RET