From 655b02646dc175dc10666459b0a1e4346fc8d46a Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Tue, 19 Nov 2019 13:20:28 +0000 Subject: [PATCH] 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 Signed-off-by: Richard Henderson Message-id: 20191117090621.32425-2-richard.henderson@linaro.org Reviewed-by: Robert Foley Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- target/arm/translate.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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; -- 2.11.4.GIT