Evgeny Stupachenko <[email protected]> writes:
> Patch with fixes attached.
> Currently if-structure is as following:
> + if (count == 3)
> ...
> + else
> + {
> + /* If length is not equal to 3 then only power of 2 is supported.
> */
> + gcc_assert (exact_log2 (count) != -1);
>
> For stores group I've created another mail thread.
[...]
>>> 2014-05-06 Evgeny Stupachenko <[email protected]>
>>>
>>> PR tree-optimization/52252
>>> * gcc.dg/vect/pr52252-ld.c: Test on loads group of size 3.
This test FAILs on sparc-sun-solaris2.11, both 32 and 64-bit:
FAIL: gcc.dg/vect/pr52252-ld.c scan-tree-dump-times vect "vectorized 1 loops" 1
FAIL: gcc.dg/vect/pr52252-ld.c -flto -ffat-lto-objects scan-tree-dump-times
vect "vectorized 1 loops" 1
The dumps have
/vol/gcc/src/hg/trunk/local/gcc/testsuite/gcc.dg/vect/pr52252-ld.c:10:3: note:
not vectorized: relevant stmt not supported: in0_9 = *in_27;
/vol/gcc/src/hg/trunk/local/gcc/testsuite/gcc.dg/vect/pr52252-ld.c:7:1: note:
vectorized 0 loops in function.
Rainer
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Rainer Orth, Center for Biotechnology, Bielefeld University
