2 * Copyright (c) 2015 Nuxi, https://nuxi.nl/
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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26 #include <sys/cdefs.h>
27 __FBSDID("$FreeBSD$");
29 #include <sys/param.h>
30 #include <sys/ptrace.h>
32 #include <machine/armreg.h>
35 #include <sysdecode.h>
40 aarch64_cloudabi64_fetch_args(struct trussinfo *trussinfo, unsigned int narg)
42 struct current_syscall *cs;
47 tid = trussinfo->curthread->tid;
48 if (ptrace(PT_GETREGS, tid, (caddr_t)®s, 0) == -1) {
49 fprintf(trussinfo->outfile, "-- CANNOT READ REGISTERS --\n");
53 cs = &trussinfo->curthread->cs;
54 for (i = 0; i < narg && i < 8; i++)
55 cs->args[i] = regs.x[i];
60 aarch64_cloudabi64_fetch_retval(struct trussinfo *trussinfo, long *retval,
66 tid = trussinfo->curthread->tid;
67 if (ptrace(PT_GETREGS, tid, (caddr_t)®s, 0) == -1) {
68 fprintf(trussinfo->outfile, "-- CANNOT READ REGISTERS --\n");
72 retval[0] = regs.x[0];
73 retval[1] = regs.x[1];
74 *errorp = (regs.spsr & PSR_C) != 0;
78 static struct procabi aarch64_cloudabi64 = {
80 SYSDECODE_ABI_CLOUDABI64,
81 aarch64_cloudabi64_fetch_args,
82 aarch64_cloudabi64_fetch_retval
85 PROCABI(aarch64_cloudabi64);