[PowerPC][AIX][RFC] Generate inlined quadword lock free atomic operations
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Authored by lkail on Jun 1 2021, 3:41 AM.

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nemanjai
jsji
shchenz
jfb
xingxue

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Summary

Generate inlined quadword lock free atomic operations for PPC64 on AIX. It keeps compatible with current i128 implementation for PPC64. Need more input for if this patch is at a proper direction.

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Repository: rG LLVM Github Monorepo

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	Time	Test
	10,040 ms	x64 debian > libarcher.races::task-two.c Script: -- : 'RUN: at line 13'; /var/lib/buildkite-agent/builds/llvm-project/build/./bin/clang -fopenmp -pthread -fno-experimental-isel -g -O1 -fsanitize=thread -I /var/lib/buildkite-agent/builds/llvm-project/openmp/tools/archer/tests -I /var/lib/buildkite-agent/builds/llvm-project/build/projects/openmp/runtime/src -L /var/lib/buildkite-agent/builds/llvm-project/build/lib -Wl,-rpath,/var/lib/buildkite-agent/builds/llvm-project/build/lib /var/lib/buildkite-agent/builds/llvm-project/openmp/tools/archer/tests/races/task-two.c -o /var/lib/buildkite-agent/builds/llvm-project/build/projects/openmp/tools/archer/tests/races/Output/task-two.c.tmp -latomic && env TSAN_OPTIONS='ignore_noninstrumented_modules=0:ignore_noninstrumented_modules=1' /var/lib/buildkite-agent/builds/llvm-project/openmp/tools/archer/tests/deflake.bash /var/lib/buildkite-agent/builds/llvm-project/build/projects/openmp/tools/archer/tests/races/Output/task-two.c.tmp 2>&1 \| tee /var/lib/buildkite-agent/builds/llvm-project/build/projects/openmp/tools/archer/tests/races/Output/task-two.c.tmp.log \| /var/lib/buildkite-agent/builds/llvm-project/build/./bin/FileCheck /var/lib/buildkite-agent/builds/llvm-project/openmp/tools/archer/tests/races/task-two.c