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| author | Christophe Lyon <christophe.lyon@linaro.org> | 2017-09-27 23:52:58 +0000 |
|---|---|---|
| committer | Christophe Lyon <clyon@gcc.gnu.org> | 2017-09-28 01:52:58 +0200 |
| commit | a509c571eae4cb1ab3e79c044d93b1d79bde0798 (patch) | |
| tree | 562f812616d0a4d8b51ecdd3b3025e4e6c5f1966 /gcc/config | |
| parent | 6e0cc90b228ec869440df1028fc39fb0f3c9e028 (diff) | |
| download | gcc-a509c571eae4cb1ab3e79c044d93b1d79bde0798.zip gcc-a509c571eae4cb1ab3e79c044d93b1d79bde0798.tar.gz gcc-a509c571eae4cb1ab3e79c044d93b1d79bde0798.tar.bz2 | |
[AArch64] PR71727 fix -mstrict-align
2017-09-27 Christophe Lyon <christophe.lyon@linaro.org>
PR target/71727
gcc/
* config/aarch64/aarch64.c
(aarch64_builtin_support_vector_misalignment): Always return false
when misalignment is unknown.
gcc/testsuite/
* gcc.target/aarch64/pr71727-2.c: New test
From-SVN: r253242
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/aarch64/aarch64.c | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c index 71d8dc4..4c411df 100644 --- a/gcc/config/aarch64/aarch64.c +++ b/gcc/config/aarch64/aarch64.c @@ -11902,19 +11902,9 @@ aarch64_builtin_support_vector_misalignment (machine_mode mode, if (optab_handler (movmisalign_optab, mode) == CODE_FOR_nothing) return false; + /* Misalignment factor is unknown at compile time. */ if (misalignment == -1) - { - /* Misalignment factor is unknown at compile time but we know - it's word aligned. */ - if (aarch64_simd_vector_alignment_reachable (type, is_packed)) - { - int element_size = TREE_INT_CST_LOW (TYPE_SIZE (type)); - - if (element_size != 64) - return true; - } - return false; - } + return false; } return default_builtin_support_vector_misalignment (mode, type, misalignment, is_packed); |