snidertm added inline comments.
================
Comment at: lib/Basic/Targets/ARM.cpp:438
+ } else if (Feature == "+8msecext") {
+ if ((CPUProfile != "M" && CPUProfile != "B") || ArchVersion != 8) {
+ Diags.Report(diag::err_target_unsupported_mcmse) << CPU;
----------------
dmgreen wrote:
> snidertm wrote:
> > How does CPUProfile get a value of "B"? I thought any Cortex-M processor
> > would set CPUProfile to "M". Is CMSE available on a processor besides
> > Cortex-m33?
> "B" was going to be a very old name for v8m-baseline, looks like this one was
> never cleaned up when that was changed. You can drop the != "B" check.
Do all v8 profile == 'M' processor variants support security extensions?
Repository:
rC Clang
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D59879/new/
https://reviews.llvm.org/D59879
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