LEON3 allows the CASA instruction to be used from user space
if the ASI is set to 0xa (user data).
Signed-off-by: Alex Zuepke <a...@sysgo.de>
---
target-sparc/translate.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/target-sparc/translate.c b/target-sparc/translate.c
index 41a3319..63440dd 100644
--- a/target-sparc/translate.c
+++ b/target-sparc/translate.c
@@ -5097,7 +5097,8 @@ static void disas_sparc_insn(DisasContext * dc, unsigned
int insn)
if (IS_IMM) {
goto illegal_insn;
}
- if (!supervisor(dc)) {
+ /* LEON3 allows CASA from user space with ASI 0xa */
+ if ((GET_FIELD(insn, 19, 26) != 0xa) && !supervisor(dc)) {
goto priv_insn;
}
#endif
--
1.9.1
