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-rw-r--r--sim/sh/interp.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/sim/sh/interp.c b/sim/sh/interp.c
index 2f5d1d3..8c2f359 100644
--- a/sim/sh/interp.c
+++ b/sim/sh/interp.c
@@ -954,12 +954,14 @@ strnswap (str, len)
while (start < end);
}
-/* Simulate a monitor trap, put the result into r0 and errno into r1 */
+/* Simulate a monitor trap, put the result into r0 and errno into r1
+ return offset by which to adjust pc. */
-static void
-trap (i, regs, memory, maskl, maskw, endianw)
+static int
+trap (i, regs, insn_ptr, memory, maskl, maskw, endianw)
int i;
int *regs;
+ unsigned char *insn_ptr;
unsigned char *memory;
{
switch (i)
@@ -971,6 +973,13 @@ trap (i, regs, memory, maskl, maskw, endianw)
raise_exception (SIGQUIT);
break;
case 3: /* FIXME: for backwards compat, should be removed */
+ case 33:
+ {
+ unsigned int countp = * (unsigned int *) (insn_ptr + 4);
+
+ WLAT (countp, RLAT (countp) + 1);
+ return 6;
+ }
case 34:
{
extern int errno;
@@ -1154,9 +1163,11 @@ trap (i, regs, memory, maskl, maskw, endianw)
case 0xc3:
case 255:
raise_exception (SIGTRAP);
+ if (i == 0xc3)
+ return -2;
break;
}
-
+ return 0;
}
void