For all ppc compilers, implement pg_atomic_fetch_add_ with inline asm. This is more like how we handle s_lock.h and arch-x86.h. This does not materially affect code generation for gcc 7.2.0 or xlc 13.1.3.
Reviewed by Tom Lane. Discussion: https://postgr.es/m/20190831071157.ga3251...@rfd.leadboat.com Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/e7ff59686eacf5021fb84be921116986c3828d8a Modified Files -------------- configure | 40 ++++++++++++++ configure.in | 20 +++++++ src/include/pg_config.h.in | 3 ++ src/include/port/atomics/arch-ppc.h | 98 ++++++++++++++++++++++++++++++++++ src/include/port/atomics/generic-xlc.h | 66 ----------------------- 5 files changed, 161 insertions(+), 66 deletions(-)
