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pgsql: Replace xlc __fetch_and_add() with inline asm. - Mailing list pgsql-committers

From Noah Misch
Subject pgsql: Replace xlc __fetch_and_add() with inline asm.
Date
Msg-id E1i8y0J-00076l-O0@gemulon.postgresql.org
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Replace xlc __fetch_and_add() with inline asm.

PostgreSQL has been unusable when built with xlc 13 and newer, which are
incompatible with our use of __fetch_and_add().  Back-patch to 9.5,
which introduced pg_atomic_fetch_add_u32().

Reviewed by Tom Lane.

Discussion: https://postgr.es/m/20190831071157.GA3251746@rfd.leadboat.com

Branch
------
REL9_6_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/a1df9a015dac30d467a00f2d42510765d4f0dd5b

Modified Files
--------------
src/include/port/atomics/generic-xlc.h | 39 ++++++++++++++++++++++++++++++----
1 file changed, 35 insertions(+), 4 deletions(-)

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