Skip to content

Fix build error on mingw32#570

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
cyb70289 wants to merge 1 commit into from
Closed

Fix build error on mingw32 #570

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 8 additions & 0 deletions include/xsimd/arch/xsimd_avx2.hpp
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -173,7 +173,15 @@ namespace xsimd {
__m256i tmp2 = _mm256_add_epi64(self, tmp1);
__m128i tmp3 = _mm256_extracti128_si256(tmp2, 1);
__m128i res = _mm_add_epi64(_mm256_castsi256_si128(tmp2), tmp3);
#if defined(__x86_64__)

@cyb70289cyb70289Sep 28, 2021

Copy link
Copy Markdown
ContributorAuthor

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Copied from SSE2 code
https://github.com/xtensor-stack/xsimd/blob/master/include/xsimd/arch/xsimd_sse2.hpp#L426-L434

@cyb70289cyb70289Sep 28, 2021

Copy link
Copy Markdown
ContributorAuthor

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Error log at https://github.com/apache/arrow/pull/11142/checks?check_run_id=3727229675#step:9:1265

@serge-sans-pailleserge-sans-pailleSep 28, 2021

Copy link
Copy Markdown
Contributor

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Then correct me if I'm wrong : it's more an issue of 32 bits versus 64bits, right? If that's indeed the case, it means we should add a bot that capture that scenario before we merge that PR. I'll do that

@cyb70289cyb70289Sep 28, 2021

Copy link
Copy Markdown
ContributorAuthor

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Yes, it's an issue only on 32 bits.

@cyb70289cyb70289Sep 28, 2021

Copy link
Copy Markdown
ContributorAuthor

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Feel free to pick this change if it's useful.

return _mm_cvtsi128_si64(res);
#else
__m128i m;
_mm_storel_epi64(&m, res);
int64_t i;
std::memcpy(&i, &m, sizeof(i));
return i;
#endif
}
default: return hadd(self, avx{});
}
Expand Down