Subzero : Live Range Splitting after initial Register Allocation

src/IceClFlags.def

Index: src/IceClFlags.def
diff --git a/src/IceClFlags.def b/src/IceClFlags.def
index 0fabb9cf51ed1f45a3267210ec921ec5f49926c3..52cd9856e57072e5af2d074dd6f58eebbeda2f5a 100644
--- a/src/IceClFlags.def
+++ b/src/IceClFlags.def
@@ -167,6 +167,10 @@ struct dev_list_flag {};
              "this executable."),                                              \
     cl::init(false))                                                           \
                                                                                \
+  X(GlobalSplitting, bool, dev_opt_flag, "global-splitting",                   \

[Jim Stichnoth, 2016/07/29 17:04:06]

I would suggest this:

X(SplitGlobalVars, bool, dev_opt_flag, "split-global-vars",

for extra clarity, also consistency with my local var splitting CL.

+  cl::desc("Live range splitting after initial register allocation"),          \
+  cl::init(false))                                                             \
+                                                                               \
   X(InputFileFormat, llvm::NaClFileFormat, dev_opt_flag, "bitcode-format",     \
     cl::desc("Define format of input file:"),                                  \
     cl::values(clEnumValN(llvm::LLVMFormat, "llvm", "LLVM file (default)"),    \