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glibc/sysdeps/powerpc/powerpc32/gprrest0.S
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| /* Copyright (C) 2000, 2001, 2006 Free Software Foundation, Inc. | |
| This file is part of the GNU C Library. | |
| The GNU C Library is free software; you can redistribute it and/or | |
| modify it under the terms of the GNU Lesser General Public | |
| License as published by the Free Software Foundation; either | |
| version 2.1 of the License, or (at your option) any later version. | |
| The GNU C Library is distributed in the hope that it will be useful, | |
| but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| Lesser General Public License for more details. | |
| You should have received a copy of the GNU Lesser General Public | |
| License along with the GNU C Library; if not, write to the Free | |
| Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA | |
| 02110-1301 USA. */ | |
| /* | |
| General Purpose Register (GPR) restore routine | |
| when Floating Point Registers (FPRs) are not saved | |
| Note: This restore routine must not be called when GPR30 or | |
| GPR31, or both, are the only registers beings saved. In these | |
| cases, the saving and restoring must be done inline. | |
| */ | |
| #include <sysdep.h> | |
| ENTRY(_restgpr0_all) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_13) | |
| C_TEXT(_restgpr0_13): lwz r13,-76(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_14) | |
| C_TEXT(_restgpr0_14): lwz r14,-72(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_15) | |
| C_TEXT(_restgpr0_15): lwz r15,-68(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_16) | |
| C_TEXT(_restgpr0_16): lwz r16,-64(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_17) | |
| C_TEXT(_restgpr0_17): lwz r17,-60(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_18) | |
| C_TEXT(_restgpr0_18): lwz r18,-56(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_19) | |
| C_TEXT(_restgpr0_19): lwz r19,-52(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_20) | |
| C_TEXT(_restgpr0_20): lwz r20,-48(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_21) | |
| C_TEXT(_restgpr0_21): lwz r21,-44(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_22) | |
| C_TEXT(_restgpr0_22): lwz r22,-40(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_23) | |
| C_TEXT(_restgpr0_23): lwz r23,-36(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_24) | |
| C_TEXT(_restgpr0_24): lwz r24,-32(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_25) | |
| C_TEXT(_restgpr0_25): lwz r25,-28(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_26) | |
| C_TEXT(_restgpr0_26): lwz r26,-24(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_27) | |
| C_TEXT(_restgpr0_27): lwz r27,-20(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_28) | |
| C_TEXT(_restgpr0_28): lwz r28,-16(r1) | |
| ASM_GLOBAL_DIRECTIVE C_TEXT(_restgpr0_29) | |
| C_TEXT(_restgpr0_29): lwz r0,8(r1) #get return address from frame | |
| lwz r29,-12(r1) #restore r29 | |
| mtlr r0 #move return address to LR | |
| lwz r30,-8(r1) #restore r30 | |
| lwz r31,-4(r1) #restore r31 | |
| blr #return | |
| END (_restgpr0_all) |