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Revision tags: llvmorg-21-init, llvmorg-19.1.7, llvmorg-19.1.6, llvmorg-19.1.5, llvmorg-19.1.4, llvmorg-19.1.3, llvmorg-19.1.2, llvmorg-19.1.1, llvmorg-19.1.0, llvmorg-19.1.0-rc4, llvmorg-19.1.0-rc3, llvmorg-19.1.0-rc2
# 17993eb1 29-Jul-2024 Matthew Weingarten <matt@weingarten.org>

[Memprof] Adds instrumentation support for memprof with histograms. (#100834)

This patch allows running `-fmemory-profile` without the flag
`-memprof-use-callbacks`, meaning the `RecordAccessesHist

[Memprof] Adds instrumentation support for memprof with histograms. (#100834)

This patch allows running `-fmemory-profile` without the flag
`-memprof-use-callbacks`, meaning the `RecordAccessesHistogram` is
injected into IR as a sequence of instructions. This significantly
increases performance of the instrumented binary.

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