* [Qemu-devel] [PATCH for-2.8] target-m68k: fix muluw/mulsw
@ 2016-11-24 8:40 Laurent Vivier
2016-11-24 9:42 ` Richard Henderson
0 siblings, 1 reply; 2+ messages in thread
From: Laurent Vivier @ 2016-11-24 8:40 UTC (permalink / raw)
To: qemu-devel; +Cc: Richard Henderson, Laurent Vivier
"The multiplier and multiplicand are both word operands, and the result
is a long-word operand."
So compute flags on a long-word result, not on a word result.
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---
target-m68k/translate.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target-m68k/translate.c b/target-m68k/translate.c
index d2d6816..d6ed883 100644
--- a/target-m68k/translate.c
+++ b/target-m68k/translate.c
@@ -1186,7 +1186,7 @@ DISAS_INSN(mulw)
SRC_EA(env, src, OS_WORD, sign, NULL);
tcg_gen_mul_i32(tmp, tmp, src);
tcg_gen_mov_i32(reg, tmp);
- gen_logic_cc(s, tmp, OS_WORD);
+ gen_logic_cc(s, tmp, OS_LONG);
}
DISAS_INSN(divw)
--
2.7.4
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