Commit Graph

2 Commits

Author SHA1 Message Date
Andrea Di Biagio 4c73711069 [MCA] Add support for BeginGroup/EndGroup.
llvm-svn: 349354
2018-12-17 14:27:33 +00:00
Andrea Di Biagio 4506067593 [MCA] Don't assume that createMCInstrAnalysis() always returns a valid pointer.
Class InstrBuilder wrongly assumed that llvm targets were always able to return
a non-null pointer when createMCInstrAnalysis() was called on them.
This was causing crashes when simulating executions for targets that don't
provide an MCInstrAnalysis object.
This patch fixes the issue by making MCInstrAnalysis optional.

llvm-svn: 349352
2018-12-17 14:00:37 +00:00