123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131 |
- /*
- * Special support for eabi and SVR4
- *
- * Copyright (C) 1995-2014 Free Software Foundation, Inc.
- * Written By Michael Meissner
- * 64-bit support written by David Edelsohn
- *
- * This file is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 3, or (at your option) any
- * later version.
- *
- * This file 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
- * General Public License for more details.
- *
- * Under Section 7 of GPL version 3, you are granted additional
- * permissions described in the GCC Runtime Library Exception, version
- * 3.1, as published by the Free Software Foundation.
- *
- * You should have received a copy of the GNU General Public License and
- * a copy of the GCC Runtime Library Exception along with this program;
- * see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
- * <http://www.gnu.org/licenses/>.
- */
- /* Do any initializations needed for the eabi environment */
- #include <grub/symbol.h>
- #include <grub/dl.h>
- .section ".text"
- #define CFI_RESTORE(reg) .cfi_restore reg
- #define CFI_OFFSET(reg, off) .cfi_offset reg, off
- #define CFI_DEF_CFA_REGISTER(reg) .cfi_def_cfa_register reg
- #define CFI_STARTPROC .cfi_startproc
- #define CFI_ENDPROC .cfi_endproc
- /* Routines for restoring integer registers, called by the compiler. */
- /* Called with r11 pointing to the stack header word of the caller of the */
- /* function, just beyond the end of the integer restore area. */
- CFI_STARTPROC
- CFI_DEF_CFA_REGISTER (11)
- CFI_OFFSET (65, 4)
- CFI_OFFSET (14, -72)
- CFI_OFFSET (15, -68)
- CFI_OFFSET (16, -64)
- CFI_OFFSET (17, -60)
- CFI_OFFSET (18, -56)
- CFI_OFFSET (19, -52)
- CFI_OFFSET (20, -48)
- CFI_OFFSET (21, -44)
- CFI_OFFSET (22, -40)
- CFI_OFFSET (23, -36)
- CFI_OFFSET (24, -32)
- CFI_OFFSET (25, -28)
- CFI_OFFSET (26, -24)
- CFI_OFFSET (27, -20)
- CFI_OFFSET (28, -16)
- CFI_OFFSET (29, -12)
- CFI_OFFSET (30, -8)
- CFI_OFFSET (31, -4)
- FUNCTION(_restgpr_14_x) lwz 14,-72(11) /* restore gp registers */
- CFI_RESTORE (14)
- FUNCTION(_restgpr_15_x) lwz 15,-68(11)
- CFI_RESTORE (15)
- FUNCTION(_restgpr_16_x) lwz 16,-64(11)
- CFI_RESTORE (16)
- FUNCTION(_restgpr_17_x) lwz 17,-60(11)
- CFI_RESTORE (17)
- FUNCTION(_restgpr_18_x) lwz 18,-56(11)
- CFI_RESTORE (18)
- FUNCTION(_restgpr_19_x) lwz 19,-52(11)
- CFI_RESTORE (19)
- FUNCTION(_restgpr_20_x) lwz 20,-48(11)
- CFI_RESTORE (20)
- FUNCTION(_restgpr_21_x) lwz 21,-44(11)
- CFI_RESTORE (21)
- FUNCTION(_restgpr_22_x) lwz 22,-40(11)
- CFI_RESTORE (22)
- FUNCTION(_restgpr_23_x) lwz 23,-36(11)
- CFI_RESTORE (23)
- FUNCTION(_restgpr_24_x) lwz 24,-32(11)
- CFI_RESTORE (24)
- FUNCTION(_restgpr_25_x) lwz 25,-28(11)
- CFI_RESTORE (25)
- FUNCTION(_restgpr_26_x) lwz 26,-24(11)
- CFI_RESTORE (26)
- FUNCTION(_restgpr_27_x) lwz 27,-20(11)
- CFI_RESTORE (27)
- FUNCTION(_restgpr_28_x) lwz 28,-16(11)
- CFI_RESTORE (28)
- FUNCTION(_restgpr_29_x) lwz 29,-12(11)
- CFI_RESTORE (29)
- FUNCTION(_restgpr_30_x) lwz 30,-8(11)
- CFI_RESTORE (30)
- FUNCTION(_restgpr_31_x) lwz 0,4(11)
- lwz 31,-4(11)
- CFI_RESTORE (31)
- mtlr 0
- CFI_RESTORE (65)
- mr 1,11
- CFI_DEF_CFA_REGISTER (1)
- blr
- CFI_ENDPROC
- CFI_STARTPROC
- FUNCTION(_savegpr_14) stw 14,-72(11) /* save gp registers */
- FUNCTION(_savegpr_15) stw 15,-68(11)
- FUNCTION(_savegpr_16) stw 16,-64(11)
- FUNCTION(_savegpr_17) stw 17,-60(11)
- FUNCTION(_savegpr_18) stw 18,-56(11)
- FUNCTION(_savegpr_19) stw 19,-52(11)
- FUNCTION(_savegpr_20) stw 20,-48(11)
- FUNCTION(_savegpr_21) stw 21,-44(11)
- FUNCTION(_savegpr_22) stw 22,-40(11)
- FUNCTION(_savegpr_23) stw 23,-36(11)
- FUNCTION(_savegpr_24) stw 24,-32(11)
- FUNCTION(_savegpr_25) stw 25,-28(11)
- FUNCTION(_savegpr_26) stw 26,-24(11)
- FUNCTION(_savegpr_27) stw 27,-20(11)
- FUNCTION(_savegpr_28) stw 28,-16(11)
- FUNCTION(_savegpr_29) stw 29,-12(11)
- FUNCTION(_savegpr_30) stw 30,-8(11)
- FUNCTION(_savegpr_31) stw 31,-4(11)
- blr
- CFI_ENDPROC
|