// Copyright (c) 2026 Petr Balvín <opensource@petrbalvin.org> (https://petrbalvin.org)
// SPDX-License-Identifier: BSD-3-Clause

// Large frames across every immediate band of the prologue SUB and the RET
// epilogue, byte-parity-checked against go tool asm:
//
//   $5000     autosize 5024    one 16-bit chunk, materialised into REGTMP
//   $65664    autosize 65680   split into two imm12 instructions
//   $70000    autosize 70016   split into two imm12 instructions
//   $65520    autosize 65536   one shifted imm12 in the prologue, a logical
//                              immediate (ORR) in the non-leaf epilogue
//   $16777232 autosize 16777248 wider than 24 bits, MOVZ/MOVK into REGTMP

#include "textflag.h"

TEXT ·leaf5000(SB), NOSPLIT, $5000-0
	MOVD R0, R1
	MOVD R1, R2
	RET

TEXT ·leaf65664(SB), NOSPLIT, $65664-0
	MOVD R0, R1
	MOVD R1, R2
	RET

TEXT ·leaf70000(SB), NOSPLIT, $70000-0
	MOVD R0, R1
	MOVD R1, R2
	RET

TEXT ·leaf65520(SB), NOSPLIT, $65520-0
	MOVD R0, R1
	MOVD R1, R2
	MOVD R2, R3
	MOVD R3, R4
	RET

TEXT ·nl5000(SB), NOSPLIT, $5000-0
	MOVD R0, R1
	MOVD R1, R2
	CALL ·other(SB)
	RET

TEXT ·nl65664(SB), NOSPLIT, $65664-0
	MOVD R0, R1
	CALL ·other(SB)
	RET

TEXT ·nl70000(SB), NOSPLIT, $70000-0
	MOVD R0, R1
	CALL ·other(SB)
	RET

TEXT ·nl65520(SB), NOSPLIT, $65520-0
	MOVD R0, R1
	MOVD R1, R2
	MOVD R2, R3
	CALL ·other(SB)
	RET

TEXT ·nlhuge(SB), NOSPLIT, $16777232-0
	CALL ·other(SB)
	RET

TEXT ·other(SB), NOSPLIT, $0-0
	MOVD R0, R1
	MOVD R1, R2
	MOVD R2, R3
	RET