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$Id: update-patches 24 2008-08-31 14:56:13Z wbx $
--- strace-4.5.18.orig/syscall.c 2008-08-25 05:16:26.000000000 +0200
+++ strace-4.5.18/syscall.c 2009-01-02 21:24:05.514097112 +0100
@@ -772,6 +772,8 @@ internal_syscall(struct tcb *tcp)
static long r9;
#elif defined(X86_64)
static long rax;
+#elif defined(CRISV10) || defined(CRISV32)
+ static long r10;
#endif
#endif /* LINUX */
#ifdef FREEBSD
@@ -1273,7 +1275,10 @@ struct tcb *tcp;
return 0;
}
}
-#endif /* SH64 */
+#elif defined(CRISV10) || defined(CRISV32)
+ if (upeek(pid, 4*PT_R9, &scno) < 0)
+ return -1;
+#endif /* CRISV10/CRISV32 */
#endif /* LINUX */
#ifdef SUNOS4
if (upeek(pid, uoff(u_arg[7]), &scno) < 0)
@@ -1468,6 +1473,14 @@ struct tcb *tcp;
fprintf(stderr, "stray syscall exit: r8 = %ld\n", r8);
return 0;
}
+#elif defined(CRISV10) || defined(CRISV32)
+ if (upeek(pid, 4*PT_R10, &r10) < 0)
+ return -1;
+ if (r10 != -ENOSYS && !(tcp->flags & TCB_INSYSCALL)) {
+ if (debug)
+ fprintf(stderr, "stray syscall exit: r10 = %ld\n", r10);
+ return 0;
+ }
#endif
#endif /* LINUX */
return 1;
@@ -1649,6 +1662,17 @@ struct tcb *tcp;
tcp->u_rval = r9;
u_error = 0;
}
+#else
+#if defined(CRISV10) || defined(CRISV32)
+ if (r10 && (unsigned) -r10 < nerrnos) {
+ tcp->u_rval = -1;
+ u_error = -r10;
+ }
+ else {
+ tcp->u_rval = r10;
+ u_error = 0;
+ }
+#endif /* CRISV10/CRISV32 */
#endif /* SH64 */
#endif /* SH */
#endif /* HPPA */
@@ -2169,6 +2193,23 @@ struct tcb *tcp;
return -1;
}
}
+#elif defined(CRISV10) || defined(CRISV32)
+ {
+ int i;
+ static const int crisregs[] = {
+ 4*PT_ORIG_R10, 4*PT_R11, 4*PT_R12,
+ 4*PT_R13, 4*PT_MOF, 4*PT_SRP
+ };
+
+ if (tcp->scno >= 0 && tcp->scno < nsyscalls)
+ tcp->u_nargs = sysent[tcp->scno].nargs;
+ else
+ tcp->u_nargs = 0;
+ for (i = 0; i < tcp->u_nargs; i++) {
+ if (upeek(pid, crisregs[i], &tcp->u_arg[i]) < 0)
+ return -1;
+ }
+ }
#else /* Other architecture (like i386) (32bits specific) */
{
int i;
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