Fixed the decoding of "system" instructions (starting with 0x2)
in dec_sys() in translate.c. In particular, the l.trap instruction
is now correctly decoded, which enables for singlestepping and
breakpoints to be set in GDB.
Signed-off-by: David R. Morrison <dmorri...@invlim.com>
---
target-openrisc/translate.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Changes since previous version:
* Added 'signed-off-by' line; sorry to forget this before!
diff --git a/target-openrisc/translate.c b/target-openrisc/translate.c
index 407bd97..d36278f 100644
--- a/target-openrisc/translate.c
+++ b/target-openrisc/translate.c
@@ -1320,7 +1320,7 @@ static void dec_sys(DisasContext *dc, uint32_t insn)
#ifdef OPENRISC_DISAS
uint32_t K16;
#endif
- op0 = extract32(insn, 16, 8);
+ op0 = extract32(insn, 16, 10);
#ifdef OPENRISC_DISAS
K16 = extract32(insn, 0, 16);
#endif
--
2.2.1
