MOVW	R4, R1			// arg 2 signal
	BL	libc_kill(SB)
	MOVW	R9, R13
	RET

TEXT runtime·sched_yield_trampoline(SB),NOSPLIT,$0
	MOVW	R13, R9
	BIC     $0x7, R13		// align for ELF ABI
	BL	libc_sched_yield(SB)
	MOVW	R9, R13
	RET

TEXT runtime·mmap_trampoline(SB),NOSPLIT,$0
	MOVW	R13, R9
	SUB	$16, R13
	BIC     $0x7, R13		// align for ELF ABI
	MOVW	R0, R8
	MOVW	4(R0), R1		// arg 2 len

	MOVL	BX, 4(SP)		// arg 2 - signal
	CALL	libc_kill(SB)
	MOVL	BP, SP
	POPL	BP
	RET

TEXT runtime·sched_yield_trampoline(SB),NOSPLIT,$0
	PUSHL	BP
	MOVL	SP, BP
	CALL	libc_sched_yield(SB)
	MOVL	BP, SP
	POPL	BP
	RET

TEXT runtime·mmap_trampoline(SB),NOSPLIT,$0
	PUSHL	BP
	MOVL	SP, BP
	SUBL	$32, SP
	MOVL	40(SP), DX		// pointer to args
	MOVL	0(DX), AX
	MOVL	4(DX), BX