TEXT runtime·memhash<ABIInternal>(SB),NOSPLIT|NOFRAME,$0-32
	JMP	runtime·memhashFallback<ABIInternal>(SB)
TEXT runtime·strhash<ABIInternal>(SB),NOSPLIT|NOFRAME,$0-24
	JMP	runtime·strhashFallback<ABIInternal>(SB)
TEXT runtime·memhash32<ABIInternal>(SB),NOSPLIT|NOFRAME,$0-24
	JMP	runtime·memhash32Fallback<ABIInternal>(SB)
TEXT runtime·memhash64<ABIInternal>(SB),NOSPLIT|NOFRAME,$0-24
	JMP	runtime·memhash64Fallback<ABIInternal>(SB)

GLOBL	runtime·sigtramp(SB), NOPTR, $24

// This function must not have any frame as we want to control how
// every registers are used.
// TODO(aix): Implement SetCgoTraceback handler.
TEXT sigtramp<>(SB),NOSPLIT|NOFRAME|TOPFRAME,$0
	MOVD	LR, R0
	MOVD	R0, 16(R1)
	// initialize essential registers (just in case)
	BL	runtime·reginit(SB)

	// Note that we are executing on altsigstack here, so we have

	XORL	AX, AX			// return 0 == success
	MOVL	AX, ret+8(FP)
	RET

// Careful, this is called by __sighndlr, a libc function. We must preserve
// registers as per AMD 64 ABI.
TEXT runtime·sigtramp(SB),NOSPLIT|TOPFRAME|NOFRAME,$0
	// Note that we are executing on altsigstack here, so we have
	// more stack available than NOSPLIT would have us believe.
	// To defeat the linker, we make our own stack frame with
	// more space:

	RET

TEXT runtime·abort(SB),NOSPLIT|NOFRAME,$0-0
	MOVW	(R0), R0
	UNDEF

// AES hashing not implemented for loong64
TEXT runtime·memhash<ABIInternal>(SB),NOSPLIT|NOFRAME,$0-32
	JMP	runtime·memhashFallback<ABIInternal>(SB)
TEXT runtime·strhash<ABIInternal>(SB),NOSPLIT|NOFRAME,$0-24
	JMP	runtime·strhashFallback<ABIInternal>(SB)
TEXT runtime·memhash32<ABIInternal>(SB),NOSPLIT|NOFRAME,$0-24

	UNDEF

// AES hashing not implemented for mips
TEXT runtime·memhash(SB),NOSPLIT|NOFRAME,$0-16
	JMP	runtime·memhashFallback(SB)
TEXT runtime·strhash(SB),NOSPLIT|NOFRAME,$0-12
	JMP	runtime·strhashFallback(SB)
TEXT runtime·memhash32(SB),NOSPLIT|NOFRAME,$0-12
	JMP	runtime·memhash32Fallback(SB)
TEXT runtime·memhash64(SB),NOSPLIT|NOFRAME,$0-12
	JMP	runtime·memhash64Fallback(SB)

TEXT runtime·return0(SB),NOSPLIT,$0

	s.Set(AttrNeedCtxt, flag&NEEDCTXT != 0)
	s.Set(AttrNoFrame, flag&NOFRAME != 0)
	s.Set(AttrPkgInit, flag&PKGINIT != 0)
	s.Type = objabi.STEXT
	ctxt.Text = append(ctxt.Text, s)

	// Set up DWARF entries for s
	ctxt.dwarfSym(s)
}

func (ctxt *Link) toFuncFlag(flag int) abi.FuncFlag {
	var out abi.FuncFlag
	if flag&TOPFRAME != 0 {
		out |= abi.FuncFlagTopFrame
	}
	if ctxt.IsAsm {

	MOVW R1, ret_hi+4(FP)
	RET

TEXT runtime·asmSigaction(SB),NOSPLIT|NOFRAME,$0
	MOVW sig+0(FP), R0		// arg 1 sig
	MOVW new+4(FP), R1		// arg 2 act
	MOVW old+8(FP), R2		// arg 3 oact
	MOVW $SYS_sigaction, R7
	SWI $0
	MOVW.CS	$-1, R0
	MOVW	R0, ret+12(FP)
	RET

TEXT runtime·sigtramp(SB),NOSPLIT|TOPFRAME,$0
	// Reserve space for callee-save registers and arguments.
	MOVM.DB.W [R4-R11], (R13)

	MOVD	$2, R8	// crash (not reached)
	MOVD	R8, (R8)
	RET

// func exit(code int32)
TEXT runtime·exit(SB),NOSPLIT|NOFRAME,$0-4
	MOVW	code+0(FP), R0
	MOVD	$SYS_exit, R8
	SVC
	MOVD	$0, R0
	MOVD	R0, (R0)

// func exitThread(wait *atomic.Uint32)
TEXT runtime·exitThread(SB),NOSPLIT|NOFRAME,$0-8
	MOVD	wait+0(FP), R0
	// We're done using the stack.
	MOVW	$0, R1
	STLRW	R1, (R0)
	MOVW	$0, R0

DATA _rt0_arm_lib_argc<>(SB)/4,$0
GLOBL _rt0_arm_lib_argc<>(SB),NOPTR,$4
DATA _rt0_arm_lib_argv<>(SB)/4,$0
GLOBL _rt0_arm_lib_argv<>(SB),NOPTR,$4

// using NOFRAME means do not save LR on stack.
// argc is in R0, argv is in R1.
TEXT runtime·rt0_go(SB),NOSPLIT|NOFRAME|TOPFRAME,$0
	MOVW	$0xcafebabe, R12

	// copy arguments forward on an even stack
	// use R13 instead of SP to avoid linker rewriting the offsets

	MOVV	R2, (R2)
	JMP	0(PC)

TEXT runtime·open(SB),NOSPLIT|NOFRAME,$0
	MOVV	name+0(FP), R4		// arg 1 - path
	MOVW	mode+8(FP), R5		// arg 2 - mode
	MOVW	perm+12(FP), R6		// arg 3 - perm
	MOVV	$5, R2			// sys_open
	SYSCALL
	BEQ	R7, 2(PC)
	MOVW	$-1, R2
	MOVW	R2, ret+16(FP)
	RET

TEXT runtime·closefd(SB),NOSPLIT|NOFRAME,$0
	MOVW	fd+0(FP), R4		// arg 1 - fd
	MOVV	$6, R2			// sys_close
	SYSCALL