Differential D29185 Diff 92048 sys/amd64/cloudabi64/cloudabi64_sysvec.c

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Show First 20 Lines • Show All 92 Lines • ▼ Show 20 Lines	cloudabi64_fetch_syscall_args(struct thread *td)
struct trapframe *frame;		struct trapframe *frame;
struct syscall_args *sa;		struct syscall_args *sa;

frame = td->td_frame;		frame = td->td_frame;
sa = &td->td_sa;		sa = &td->td_sa;

/* Obtain system call number. */		/* Obtain system call number. */
sa->code = frame->tf_rax;		sa->code = frame->tf_rax;
		sa->original_code = sa->code;
if (sa->code >= CLOUDABI64_SYS_MAXSYSCALL)		if (sa->code >= CLOUDABI64_SYS_MAXSYSCALL)
return (ENOSYS);		return (ENOSYS);
sa->callp = &cloudabi64_sysent[sa->code];		sa->callp = &cloudabi64_sysent[sa->code];

/* Fetch system call arguments. */		/* Fetch system call arguments. */
sa->args[0] = frame->tf_rdi;		sa->args[0] = frame->tf_rdi;
sa->args[1] = frame->tf_rsi;		sa->args[1] = frame->tf_rsi;
sa->args[2] = frame->tf_rdx;		sa->args[2] = frame->tf_rdx;
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