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| author | Jakub Jelinek <jakub@redhat.com> | 2014-10-01 22:41:05 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2014-10-01 22:41:05 +0200 |
| commit | 0aa789a7315d60c5b20b8caebd7717d4595f67cc (patch) | |
| tree | 42d3661aac4c13bc049c2a39fffc78ea2ee8eb44 /gcc | |
| parent | 7605d4dcdade606a9dd61801d700b92ac84ee05a (diff) | |
| download | gcc-0aa789a7315d60c5b20b8caebd7717d4595f67cc.zip gcc-0aa789a7315d60c5b20b8caebd7717d4595f67cc.tar.gz gcc-0aa789a7315d60c5b20b8caebd7717d4595f67cc.tar.bz2 | |
i386.c (expand_vec_perm_vperm2f128): Canonicalize dfirst permutation.
* config/i386/i386.c (expand_vec_perm_vperm2f128): Canonicalize
dfirst permutation.
From-SVN: r215777
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 5 |
2 files changed, 6 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 04637b0..54b6b0b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,8 @@ 2014-10-01 Jakub Jelinek <jakub@redhat.com> + * config/i386/i386.c (expand_vec_perm_vperm2f128): Canonicalize + dfirst permutation. + PR target/63428 * config/i386/i386.c (expand_vec_perm_pshufb): Fix up rperm[0] argument to avx2_permv2ti. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 84484bb..b40852d 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -43874,15 +43874,16 @@ expand_vec_perm_vperm2f128 (struct expand_vec_perm_d *d) dfirst.perm[i] = (i & (nelt2 - 1)) + ((perm >> (2 * (i >= nelt2))) & 3) * nelt2; + canonicalize_perm (&dfirst); ok = expand_vec_perm_1 (&dfirst); gcc_assert (ok); /* And dsecond is some single insn shuffle, taking d->op0 and result of vperm2f128 (if perm < 16) or d->op1 and result of vperm2f128 (otherwise). */ - dsecond.op1 = dfirst.target; if (perm >= 16) - dsecond.op0 = dfirst.op1; + dsecond.op0 = dsecond.op1; + dsecond.op1 = dfirst.target; ok = expand_vec_perm_1 (&dsecond); gcc_assert (ok); |