diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2019-11-19 13:20:28 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2019-11-19 13:20:28 +0000 |
| commit | 655b02646dc175dc10666459b0a1e4346fc8d46a (patch) | |
| tree | eacbc2b33d8153c461bddf9463eec1f0c2c3cec7 | |
| parent | 6623d214451ec4f784d1c82c51c655a01fed1b06 (diff) | |
target/arm: Do not reject rt == rt2 for strexd
There was too much cut and paste between ldrexd and strexd,
as ldrexd does prohibit two output registers the same.
Fixes: af288228995
Reported-by: Michael Goffioul <michael.goffioul@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20191117090621.32425-2-richard.henderson@linaro.org
Reviewed-by: Robert Foley <robert.foley@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | target/arm/translate.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/arm/translate.c b/target/arm/translate.c index 2ea9da7637..b285b23858 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -8934,7 +8934,7 @@ static bool op_strex(DisasContext *s, arg_STREX *a, MemOp mop, bool rel) || (s->thumb && (a->rd == 13 || a->rt == 13)) || (mop == MO_64 && (a->rt2 == 15 - || a->rd == a->rt2 || a->rt == a->rt2 + || a->rd == a->rt2 || (s->thumb && a->rt2 == 13)))) { unallocated_encoding(s); return true; |