2 * Copyright (c) 2015 Nuxi, https://nuxi.nl/
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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>
36 #include <sysdecode.h>
41 aarch64_cloudabi64_fetch_args(struct trussinfo *trussinfo, unsigned int narg)
43 struct current_syscall *cs;
48 tid = trussinfo->curthread->tid;
49 if (ptrace(PT_GETREGS, tid, (caddr_t)®s, 0) == -1) {
50 fprintf(trussinfo->outfile, "-- CANNOT READ REGISTERS --\n");
54 cs = &trussinfo->curthread->cs;
55 for (i = 0; i < narg && i < 8; i++)
56 cs->args[i] = regs.x[i];
61 aarch64_cloudabi64_fetch_retval(struct trussinfo *trussinfo, long *retval,
67 tid = trussinfo->curthread->tid;
68 if (ptrace(PT_GETREGS, tid, (caddr_t)®s, 0) == -1) {
69 fprintf(trussinfo->outfile, "-- CANNOT READ REGISTERS --\n");
73 retval[0] = regs.x[0];
74 retval[1] = regs.x[1];
75 *errorp = (regs.spsr & PSR_C) != 0;
79 static struct procabi aarch64_cloudabi64 = {
81 SYSDECODE_ABI_CLOUDABI64,
82 aarch64_cloudabi64_fetch_args,
83 aarch64_cloudabi64_fetch_retval,
84 STAILQ_HEAD_INITIALIZER(aarch64_cloudabi64.extra_syscalls),
88 PROCABI(aarch64_cloudabi64);