1/* Copyright (C) 2000-2022 Free Software Foundation, Inc.
2   This file is part of the GNU C Library.
3
4   The GNU C Library is free software; you can redistribute it and/or
5   modify it under the terms of the GNU Lesser General Public
6   License as published by the Free Software Foundation; either
7   version 2.1 of the License, or (at your option) any later version.
8
9   The GNU C Library is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   Lesser General Public License for more details.
13
14   You should have received a copy of the GNU Lesser General Public
15   License along with the GNU C Library; if not, see
16   <https://www.gnu.org/licenses/>.  */
17
18/*
19    General Purpose Register (GPR) save routine
20    when Floating Point Registers (FPRs) are not saved
21
22    Note: This save routine must not be called when GPR30 or
23    GPR31, or both, are the only registers beings saved. In these
24    cases, the saving and restoring must be done inline.
25*/
26
27#include <sysdep.h>
28
29ENTRY(_savegpr0_all)
30		.globl C_TEXT(_savegpr0_13)
31C_TEXT(_savegpr0_13):	stw	r13,-76(r1)
32			cfi_offset(r13,-76)
33		.globl C_TEXT(_savegpr0_14)
34C_TEXT(_savegpr0_14):	stw	r14,-72(r1)
35			cfi_offset(r14,-72)
36		.globl C_TEXT(_savegpr0_15)
37C_TEXT(_savegpr0_15):	stw	r15,-68(r1)
38			cfi_offset(r15,-68)
39		.globl C_TEXT(_savegpr0_16)
40C_TEXT(_savegpr0_16):	stw	r16,-64(r1)
41			cfi_offset(r16,-64)
42		.globl C_TEXT(_savegpr0_17)
43C_TEXT(_savegpr0_17):	stw	r17,-60(r1)
44			cfi_offset(r17,-60)
45		.globl C_TEXT(_savegpr0_18)
46C_TEXT(_savegpr0_18):	stw	r18,-56(r1)
47			cfi_offset(r18,-56)
48		.globl C_TEXT(_savegpr0_19)
49C_TEXT(_savegpr0_19):	stw	r19,-52(r1)
50			cfi_offset(r19,-52)
51		.globl C_TEXT(_savegpr0_20)
52C_TEXT(_savegpr0_20):	stw	r20,-48(r1)
53			cfi_offset(r20,-48)
54		.globl C_TEXT(_savegpr0_21)
55C_TEXT(_savegpr0_21):	stw	r21,-44(r1)
56			cfi_offset(r21,-44)
57		.globl C_TEXT(_savegpr0_22)
58C_TEXT(_savegpr0_22):	stw	r22,-40(r1)
59			cfi_offset(r22,-40)
60		.globl C_TEXT(_savegpr0_23)
61C_TEXT(_savegpr0_23):	stw	r23,-36(r1)
62			cfi_offset(r23,-36)
63		.globl C_TEXT(_savegpr0_24)
64C_TEXT(_savegpr0_24):	stw	r24,-32(r1)
65			cfi_offset(r24,-32)
66		.globl C_TEXT(_savegpr0_25)
67C_TEXT(_savegpr0_25):	stw	r25,-28(r1)
68			cfi_offset(r25,-28)
69		.globl C_TEXT(_savegpr0_26)
70C_TEXT(_savegpr0_26):	stw	r26,-24(r1)
71			cfi_offset(r26,-24)
72		.globl C_TEXT(_savegpr0_27)
73C_TEXT(_savegpr0_27):	stw	r27,-20(r1)
74			cfi_offset(r27,-20)
75		.globl C_TEXT(_savegpr0_28)
76C_TEXT(_savegpr0_28):	stw	r28,-16(r1)
77			cfi_offset(r28,-16)
78		.globl C_TEXT(_savegpr0_29)
79C_TEXT(_savegpr0_29):	stw	r29,-12(r1) #save r29
80			stw	r30,-8(r1)  #save r30
81			stw	r31,-4(r1)  #save r31
82			cfi_offset(r29,-12)
83			cfi_offset(r30,-8)
84			cfi_offset(r31,-4)
85			stw	r0,8(r1)    #save LR in callers frame
86			blr		    #return
87END (_savegpr0_all)
88