cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
Log | Files | Refs | Submodules | LICENSE | sfeed.txt

first.S (1431B)

      1/*
      2 *  Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
      3 *
      4 *  This program is free software; you can redistribute it and/or modify
      5 *  it under the terms of the GNU General Public License as published by
      6 *  the Free Software Foundation; either version 2 of the License, or
      7 *  (at your option) any later version.
      8 *
      9 *  This program 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
     12 *  GNU General Public License for more details.
     13 *
     14 *  You should have received a copy of the GNU General Public License
     15 *  along with this program; if not, see <http://www.gnu.org/licenses/>.
     16 */
     17
     18#define SYS_write		 64
     19#define SYS_exit_group           94
     20#define SYS_exit                 93
     21
     22#define FD_STDOUT                1
     23
     24	.type	str,@object
     25	.section	.rodata
     26str:
     27	.string	"Hello!\n"
     28	.size	str, 8
     29
     30.text
     31.global _start
     32_start:
     33	r6 = #SYS_write
     34	r0 = #FD_STDOUT
     35	r1 = ##str
     36	r2 = #7
     37	trap0(#1)
     38
     39	r0 = #0
     40	r6 = #SYS_exit_group
     41	trap0(#1)
     42
     43.section ".note.ABI-tag", "a"
     44.align 4
     45.long 1f - 0f          /* name length */
     46.long 3f - 2f          /* data length */
     47.long  1               /* note type */
     48
     49/*
     50 * vendor name seems like this should be MUSL but lldb doesn't agree.
     51 */
     520:     .asciz "GNU"
     531:     .align 4
     542:     .long 0 /* linux */
     55       .long 3,0,0
     563:     .align 4