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target/arm: Fix sve_punpk_p vs odd vector lengths 

Wrote too much with punpk1 with vl % 512 != 0.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reported-by: Laurent Desnogues <laurent.desnogues@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210309155305.11301-4-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2021-03-09 07:53:00 -08:00 committed by Peter Maydell
parent 8e7fefed1b
commit fd911a2141
1 changed files with 2 additions and 2 deletions
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4
target/arm/sve_helper.c
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@ -2105,11 +2105,11 @@ void HELPER(sve_punpk_p)(void *vd, void *vn, uint32_t pred_desc)
high = oprsz >> 1;
}
if ((high & 3) == 0) {
if ((oprsz & 7) == 0) {
uint32_t *n = vn;
high >>= 2;
for (i = 0; i < DIV_ROUND_UP(oprsz, 8); i++) {
for (i = 0; i < oprsz / 8; i++) {
uint64_t nn = n[H4(high + i)];
d[i] = expand_bits(nn, 0);
}