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target-arm: Report unimplemented opcodes (LOG_UNIMP) 

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 <sw@weilnetz.de>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Stefan Weil 2013-08-28 06:39:56 +02:00 committed by Michael Tokarev
parent 56f99ea19b
commit e0c270d946
1 changed files with 4 additions and 0 deletions
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4
target-arm/translate.c
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@ -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;