[llvm-exegesis] Add predefined floating point values so we can test impact of special values on latency.

Summary: This will be useful to generate many configurations and test instruction regimes (NaN, Inf, subnormal, normal).

Reviewers: courbet

Subscribers: mgorny, tschuett, llvm-commits

Differential Revision: https://reviews.llvm.org/D51858

llvm-svn: 342369
diff --git a/llvm/tools/llvm-exegesis/lib/CMakeLists.txt b/llvm/tools/llvm-exegesis/lib/CMakeLists.txt
index 17e6a98..345af00 100644
--- a/llvm/tools/llvm-exegesis/lib/CMakeLists.txt
+++ b/llvm/tools/llvm-exegesis/lib/CMakeLists.txt
@@ -20,6 +20,7 @@
   PerfHelper.cpp
   RegisterAliasing.cpp
   SnippetGenerator.cpp
+  RegisterValue.cpp
   Target.cpp
   Uops.cpp
   )