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| author | Lucas Prates <lucas.prates@arm.com> | 2022-11-16 16:56:54 +0000 |
|---|---|---|
| committer | Lucas Prates <lucas.prates@arm.com> | 2022-11-24 16:15:11 +0000 |
| commit | b0d4045dabef871c8ba81ff804916f78d734541b (patch) | |
| tree | ce720d00dc90f4f96d6be1319deba9827621451e /flang/lib/Frontend/CompilerInvocation.cpp | |
| parent | 5e04d8b72e849a6f0678cb5343d03dc3a9d310a0 (diff) | |
| download | llvm-b0d4045dabef871c8ba81ff804916f78d734541b.zip llvm-b0d4045dabef871c8ba81ff804916f78d734541b.tar.gz llvm-b0d4045dabef871c8ba81ff804916f78d734541b.tar.bz2 | |
[AArch64] Add support for v8.9-A/v9.4-A Debug and PMU extensions
This adds support for the 2022 Debug and PMU extensions that are part of
the v8.9-A and v9.4-A architecture versions. This includes:
* New archtecture extension for the v9.4-A Instrumentation Extension
(FEAT_ITE), including 'trcit' instruction and system registers
* New system registers for:
* 2022 Debug features (FEAT_Debugv8p9)
* 2022 Performance Monitors Extension features (FEAT_PMUv3p9)
* PMU Snapshot extension (FEAT_PMUv3_SS)
* PMU Fixed-function instruction counter (FEAT_PMUv3_ICNTR)
* System Performance Monitors Extension (FEAT_SPMU)
* Synchornous-exception-based event profiling (FEAT_SEBEP)
* Fine Grained Traps Extension (FEAT_FGT2)
* SPE Data Source filtering (FEAT_SPE_FDS)
More information on the new extensions can be found on:
* https://community.arm.com/arm-community-blogs/b/architectures-and-processors-blog/posts/arm-a-profile-architecture-2022
* https://developer.arm.com/downloads/-/exploration-tools
Changes by Son Tuan Vu, Sam Elliott and me.
Reviewed By: tmatheson
Differential Revision: https://reviews.llvm.org/D138556
Diffstat (limited to 'flang/lib/Frontend/CompilerInvocation.cpp')
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