Staging
v0.8.1
https://github.com/torvalds/linux
Raw File
Tip revision: 1048ba83fb1c00cd24172e23e8263972f6b5d9ac authored by Linus Torvalds on 31 January 2021, 21:50:09 UTC
Linux 5.11-rc6
Tip revision: 1048ba8
vsx_asm.h
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright 2015, Cyril Bur, IBM Corp.
 */

#include "basic_asm.h"

/*
 * Careful this will 'clobber' vsx (by design), VSX are always
 * volatile though so unlike vmx this isn't so much of an issue
 * Still should avoid calling from C
 */
FUNC_START(load_vsx)
	li	r5,0
	lxvd2x	vs20,r5,r3
	addi	r5,r5,16
	lxvd2x	vs21,r5,r3
	addi	r5,r5,16
	lxvd2x	vs22,r5,r3
	addi	r5,r5,16
	lxvd2x	vs23,r5,r3
	addi	r5,r5,16
	lxvd2x	vs24,r5,r3
	addi	r5,r5,16
	lxvd2x	vs25,r5,r3
	addi	r5,r5,16
	lxvd2x	vs26,r5,r3
	addi	r5,r5,16
	lxvd2x	vs27,r5,r3
	addi	r5,r5,16
	lxvd2x	vs28,r5,r3
	addi	r5,r5,16
	lxvd2x	vs29,r5,r3
	addi	r5,r5,16
	lxvd2x	vs30,r5,r3
	addi	r5,r5,16
	lxvd2x	vs31,r5,r3
	blr
FUNC_END(load_vsx)

FUNC_START(store_vsx)
	li	r5,0
	stxvd2x	vs20,r5,r3
	addi	r5,r5,16
	stxvd2x	vs21,r5,r3
	addi	r5,r5,16
	stxvd2x	vs22,r5,r3
	addi	r5,r5,16
	stxvd2x	vs23,r5,r3
	addi	r5,r5,16
	stxvd2x	vs24,r5,r3
	addi	r5,r5,16
	stxvd2x	vs25,r5,r3
	addi	r5,r5,16
	stxvd2x	vs26,r5,r3
	addi	r5,r5,16
	stxvd2x	vs27,r5,r3
	addi	r5,r5,16
	stxvd2x	vs28,r5,r3
	addi	r5,r5,16
	stxvd2x	vs29,r5,r3
	addi	r5,r5,16
	stxvd2x	vs30,r5,r3
	addi	r5,r5,16
	stxvd2x	vs31,r5,r3
	blr
FUNC_END(store_vsx)
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