mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

target-m68k: fix muluw/mulsw

Browse Source 
"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>
Reviewed-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Laurent Vivier 2016-11-24 09:31:32 +01:00
parent 5436c29d78
commit 4a18cd44f3
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
target-m68k/translate.c
View File

@ -1186,7 +1186,7 @@ DISAS_INSN(mulw)
SRC_EA(env, src, OS_WORD, sign, NULL); SRC_EA(env, src, OS_WORD, sign, NULL);
tcg_gen_mul_i32(tmp, tmp, src); tcg_gen_mul_i32(tmp, tmp, src);
tcg_gen_mov_i32(reg, tmp); tcg_gen_mov_i32(reg, tmp);
gen_logic_cc(s, tmp, OS_WORD); gen_logic_cc(s, tmp, OS_LONG);
} }
DISAS_INSN(divw) DISAS_INSN(divw)