cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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vsyscall-sigreturn.S (1775B)


      1/* SPDX-License-Identifier: GPL-2.0 */
      2#include <asm/unistd.h>
      3
      4	.text
      5	.balign 32
      6	.globl __kernel_sigreturn
      7	.type __kernel_sigreturn,@function
      8__kernel_sigreturn:
      9.LSTART_sigreturn:
     10	mov.w	1f, r3
     11	trapa	#0x10
     12	or	r0, r0
     13	or	r0, r0
     14	or	r0, r0
     15	or	r0, r0
     16	or	r0, r0
     17
     181:	.short	__NR_sigreturn
     19.LEND_sigreturn:
     20	.size __kernel_sigreturn,.-.LSTART_sigreturn
     21
     22	.balign 32
     23	.globl __kernel_rt_sigreturn
     24	.type __kernel_rt_sigreturn,@function
     25__kernel_rt_sigreturn:
     26.LSTART_rt_sigreturn:
     27	mov.w	1f, r3
     28	trapa	#0x10
     29	or	r0, r0
     30	or	r0, r0
     31	or	r0, r0
     32	or	r0, r0
     33	or	r0, r0
     34
     351:	.short	__NR_rt_sigreturn
     36.LEND_rt_sigreturn:
     37	.size __kernel_rt_sigreturn,.-.LSTART_rt_sigreturn
     38	.previous
     39
     40	.section .eh_frame,"a",@progbits
     41.LCIE1:
     42	.ualong	.LCIE1_end - .LCIE1_start
     43.LCIE1_start:
     44	.ualong	0		/* CIE ID */
     45	.byte	0x1		/* Version number */
     46	.string	"zRS"		/* NUL-terminated augmentation string */
     47	.uleb128 0x1		/* Code alignment factor */
     48	.sleb128 -4		/* Data alignment factor */
     49	.byte	0x11		/* Return address register column */
     50	.uleb128 0x1		/* Augmentation length and data */
     51	.byte 0x1b              /* DW_EH_PE_pcrel | DW_EH_PE_sdata4. */
     52	.byte	0xc, 0xf, 0x0	/* DW_CFA_def_cfa: r15 ofs 0 */
     53
     54	.align 2
     55.LCIE1_end:
     56
     57	.ualong	.LFDE0_end-.LFDE0_start	/* Length FDE0 */
     58.LFDE0_start:
     59	.ualong	.LFDE0_start-.LCIE1	/* CIE pointer */
     60	.ualong	.LSTART_sigreturn-.	/* PC-relative start address */
     61	.ualong	.LEND_sigreturn-.LSTART_sigreturn
     62	.uleb128 0			/* Augmentation */
     63	.align 2
     64.LFDE0_end:
     65
     66	.ualong	.LFDE1_end-.LFDE1_start	/* Length FDE1 */
     67.LFDE1_start:
     68	.ualong	.LFDE1_start-.LCIE1	/* CIE pointer */
     69	.ualong	.LSTART_rt_sigreturn-.	/* PC-relative start address */
     70	.ualong	.LEND_rt_sigreturn-.LSTART_rt_sigreturn
     71	.uleb128 0			/* Augmentation */
     72	.align 2
     73.LFDE1_end:
     74
     75	.previous