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) restore routine 20 when Floating Point Registers (FPRs) are not saved 21 22 Note: This restore 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(_restgpr0_all) 30 .globl C_TEXT(_restgpr0_13) 31C_TEXT(_restgpr0_13): lwz r13,-76(r1) 32 .globl C_TEXT(_restgpr0_14) 33C_TEXT(_restgpr0_14): lwz r14,-72(r1) 34 .globl C_TEXT(_restgpr0_15) 35C_TEXT(_restgpr0_15): lwz r15,-68(r1) 36 .globl C_TEXT(_restgpr0_16) 37C_TEXT(_restgpr0_16): lwz r16,-64(r1) 38 .globl C_TEXT(_restgpr0_17) 39C_TEXT(_restgpr0_17): lwz r17,-60(r1) 40 .globl C_TEXT(_restgpr0_18) 41C_TEXT(_restgpr0_18): lwz r18,-56(r1) 42 .globl C_TEXT(_restgpr0_19) 43C_TEXT(_restgpr0_19): lwz r19,-52(r1) 44 .globl C_TEXT(_restgpr0_20) 45C_TEXT(_restgpr0_20): lwz r20,-48(r1) 46 .globl C_TEXT(_restgpr0_21) 47C_TEXT(_restgpr0_21): lwz r21,-44(r1) 48 .globl C_TEXT(_restgpr0_22) 49C_TEXT(_restgpr0_22): lwz r22,-40(r1) 50 .globl C_TEXT(_restgpr0_23) 51C_TEXT(_restgpr0_23): lwz r23,-36(r1) 52 .globl C_TEXT(_restgpr0_24) 53C_TEXT(_restgpr0_24): lwz r24,-32(r1) 54 .globl C_TEXT(_restgpr0_25) 55C_TEXT(_restgpr0_25): lwz r25,-28(r1) 56 .globl C_TEXT(_restgpr0_26) 57C_TEXT(_restgpr0_26): lwz r26,-24(r1) 58 .globl C_TEXT(_restgpr0_27) 59C_TEXT(_restgpr0_27): lwz r27,-20(r1) 60 .globl C_TEXT(_restgpr0_28) 61C_TEXT(_restgpr0_28): lwz r28,-16(r1) 62 .globl C_TEXT(_restgpr0_29) 63C_TEXT(_restgpr0_29): lwz r0,8(r1) #get return address from frame 64 lwz r29,-12(r1) #restore r29 65 mtlr r0 #move return address to LR 66 lwz r30,-8(r1) #restore r30 67 lwz r31,-4(r1) #restore r31 68 blr #return 69END (_restgpr0_all) 70