grub/kern/ia64/trampoline.S

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/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2008 Free Software Foundation, Inc.
*
* GRUB 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 of the License, or
* (at your option) any later version.
*
* GRUB 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.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
.text
.psr abi64
.psr lsb
.lsb
.proc __ia64_trampoline
.global __ia64_trampoline
__ia64_trampoline:
// Read address of the real descriptor
ld8 r2=[r1],8
;;
// Read chain
ld8 r15=[r1]
// Read pc
ld8 r3=[r2],8
;;
// Read gp
ld8 r1=[r2]
mov b6=r3
br.many b6
.endp __ia64_trampoline