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target-arm: Fix A64 Neon MLS 

The order of operands for the accumulate step in disas_simd_3same_int()
was reversed. This only affected the MLS instruction, since all the
other accumulating instructions in this category perform an addition
rather than a subtraction.

Reported-by: Laurent Desnogues <laurent.desnogues@gmail.com>
Tested-by: Laurent Desnogues <laurent.desnogues@gmail.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2014-03-24 15:59:02 +00:00
parent 3a87f8b685
commit d108609bf9
1 changed files with 1 additions and 1 deletions
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2
target-arm/translate-a64.c
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@ -8925,7 +8925,7 @@ static void disas_simd_3same_int(DisasContext *s, uint32_t insn)
genfn = fns[size][is_sub];
read_vec_element_i32(s, tcg_op1, rd, pass, MO_32);
genfn(tcg_res, tcg_res, tcg_op1);
genfn(tcg_res, tcg_op1, tcg_res);
}
write_vec_element_i32(s, tcg_res, rd, pass, MO_32);