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https://github.com/team-infusion-developers/android_kernel_samsung_msm8976.git
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09831ca734
Original port to early 2.6 kernel using TI COFF toolchain. Brought up to date by Mark Salter <msalter@redhat.com> Signed-off-by: Aurelien Jacquiot <a-jacquiot@ti.com> Signed-off-by: Mark Salter <msalter@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
89 lines
2.3 KiB
ArmAsm
89 lines
2.3 KiB
ArmAsm
;; Copyright 2010 Free Software Foundation, Inc.
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;; Contributed by Bernd Schmidt <bernds@codesourcery.com>.
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;;
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2 of the License, or
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;; (at your option) any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with this program; if not, write to the Free Software
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;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#include <linux/linkage.h>
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.text
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ENTRY(__c6xabi_strasgi)
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;; This is essentially memcpy, with alignment known to be at least
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;; 4, and the size a multiple of 4 greater than or equal to 28.
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ldw .d2t1 *B4++, A0
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|| mvk .s2 16, B1
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ldw .d2t1 *B4++, A1
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|| mvk .s2 20, B2
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|| sub .d1 A6, 24, A6
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ldw .d2t1 *B4++, A5
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ldw .d2t1 *B4++, A7
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|| mv .l2x A6, B7
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ldw .d2t1 *B4++, A8
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ldw .d2t1 *B4++, A9
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|| mv .s2x A0, B5
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|| cmpltu .l2 B2, B7, B0
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_strasgi_loop:
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stw .d1t2 B5, *A4++
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|| [B0] ldw .d2t1 *B4++, A0
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|| mv .s2x A1, B5
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|| mv .l2 B7, B6
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[B0] sub .d2 B6, 24, B7
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|| [B0] b .s2 _strasgi_loop
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|| cmpltu .l2 B1, B6, B0
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[B0] ldw .d2t1 *B4++, A1
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|| stw .d1t2 B5, *A4++
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|| mv .s2x A5, B5
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|| cmpltu .l2 12, B6, B0
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[B0] ldw .d2t1 *B4++, A5
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|| stw .d1t2 B5, *A4++
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|| mv .s2x A7, B5
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|| cmpltu .l2 8, B6, B0
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[B0] ldw .d2t1 *B4++, A7
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|| stw .d1t2 B5, *A4++
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|| mv .s2x A8, B5
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|| cmpltu .l2 4, B6, B0
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[B0] ldw .d2t1 *B4++, A8
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|| stw .d1t2 B5, *A4++
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|| mv .s2x A9, B5
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|| cmpltu .l2 0, B6, B0
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[B0] ldw .d2t1 *B4++, A9
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|| stw .d1t2 B5, *A4++
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|| mv .s2x A0, B5
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|| cmpltu .l2 B2, B7, B0
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;; loop back branch happens here
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cmpltu .l2 B1, B6, B0
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|| ret .s2 b3
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[B0] stw .d1t1 A1, *A4++
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|| cmpltu .l2 12, B6, B0
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[B0] stw .d1t1 A5, *A4++
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|| cmpltu .l2 8, B6, B0
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[B0] stw .d1t1 A7, *A4++
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|| cmpltu .l2 4, B6, B0
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[B0] stw .d1t1 A8, *A4++
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|| cmpltu .l2 0, B6, B0
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[B0] stw .d1t1 A9, *A4++
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;; return happens here
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ENDPROC(__c6xabi_strasgi)
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