From: Stefan Weil <s...@weilnetz.de>
These unimplemented opcodes are handled like illegal opcodes, but
they are used in existing code. We should at least report when they
are executed.
Signed-off-by: Stefan Weil <s...@weilnetz.de>
Reviewed-by: Peter Maydell <peter.mayd...@linaro.org>
Signed-off-by: Michael Tokarev <m...@tls.msk.ru>
---
target-arm/translate.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/target-arm/translate.c b/target-arm/translate.c
index d1e8538..92d9f16 100644
--- a/target-arm/translate.c
+++ b/target-arm/translate.c
@@ -6715,6 +6715,7 @@ static void disas_arm_insn(CPUARMState * env,
DisasContext *s)
/* setend */
if (((insn >> 9) & 1) != s->bswap_code) {
/* Dynamic endianness switching not implemented. */
+ qemu_log_mask(LOG_UNIMP, "arm: unimplemented setend\n");
goto illegal_op;
}
return;
@@ -8740,6 +8741,8 @@ static int disas_thumb2_insn(CPUARMState *env,
DisasContext *s, uint16_t insn_hw
if (insn & (1 << 26)) {
/* Secure monitor call (v6Z) */
+ qemu_log_mask(LOG_UNIMP,
+ "arm: unimplemented secure monitor call\n");
goto illegal_op; /* not implemented. */
} else {
op = (insn >> 20) & 7;
@@ -9779,6 +9782,7 @@ static void disas_thumb_insn(CPUARMState *env,
DisasContext *s)
ARCH(6);
if (((insn >> 3) & 1) != s->bswap_code) {
/* Dynamic endianness switching not implemented. */
+ qemu_log_mask(LOG_UNIMP, "arm: unimplemented setend\n");
goto illegal_op;
}
break;
--
1.7.10.4
