1792158 - Firefox 105 fails to build on i686 / GCC - error: ‘_mm_cvtsi64_si128’ was not declared in this scope

Status: RESOLVED FIXED

(Core :: JavaScript: Standard Library, defect)

Description

[Martin Stránský [:stransky] (ni? me)]

Firefox 105 fails to build on i686 / GCC, Fedora 36:

1:52.79 mfbt/Unified_cpp_mfbt1.o
1:53.46 /builddir/build/BUILD/firefox-105.0/mozglue/misc/SIMD_avx2.cpp: In function ‘__m128i mozilla::Load64BitsIntoXMM(uintptr_t)’:
1:53.46 /builddir/build/BUILD/firefox-105.0/mozglue/misc/SIMD_avx2.cpp:66:10: error: ‘_mm_cvtsi64_si128’ was not declared in this scope; did you mean ‘_mm_cvtsi64_si32’?
1:53.46 66 | return _mm_cvtsi64_si128(tmp);
1:53.46 | ^~~~~~~~~~~~~~~~~
1:53.46 | _mm_cvtsi64_si32

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

Set release status flags based on info from the regressing bug 1779807

:dthayer, since you are the author of the regressor, bug 1779807, could you take a look? Also, could you set the severity field?

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Comment 2

[Alex Thayer [:alexical] (she/her)]

Attachment: Bug 1792158 - Restrict SIMD_avx2 to AMD64 r?stransky

Comment 3

[BugBot [:suhaib / :marco/ :calixte]]

The severity field is not set for this bug.
:sdetar, could you have a look please?

For more information, please visit auto_nag documentation.

Comment 4

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/91470e89c862
Restrict SIMD_avx2 to AMD64 r=stransky

Comment 5

[Natalia Csoregi [:nataliaCs]]

https://hg.mozilla.org/mozilla-central/rev/91470e89c862