diff options
author | Dimitry Andric <dim@FreeBSD.org> | 2013-04-08 18:41:23 +0000 |
---|---|---|
committer | Dimitry Andric <dim@FreeBSD.org> | 2013-04-08 18:41:23 +0000 |
commit | 4a16efa3e43e35f0cc9efe3a67f620f0017c3d36 (patch) | |
tree | 06099edc18d30894081a822b756f117cbe0b8207 /lib/Support/GraphWriter.cpp | |
parent | 482e7bddf617ae804dc47133cb07eb4aa81e45de (diff) |
Diffstat (limited to 'lib/Support/GraphWriter.cpp')
-rw-r--r-- | lib/Support/GraphWriter.cpp | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/lib/Support/GraphWriter.cpp b/lib/Support/GraphWriter.cpp index f6aaf8381171..bff182f30e35 100644 --- a/lib/Support/GraphWriter.cpp +++ b/lib/Support/GraphWriter.cpp @@ -11,11 +11,11 @@ // //===----------------------------------------------------------------------===// -#include "llvm/Support/CommandLine.h" #include "llvm/Support/GraphWriter.h" +#include "llvm/Config/config.h" +#include "llvm/Support/CommandLine.h" #include "llvm/Support/Path.h" #include "llvm/Support/Program.h" -#include "llvm/Config/config.h" using namespace llvm; static cl::opt<bool> ViewBackground("view-background", cl::Hidden, @@ -53,6 +53,17 @@ std::string llvm::DOT::EscapeString(const std::string &Label) { return Str; } +/// \brief Get a color string for this node number. Simply round-robin selects +/// from a reasonable number of colors. +StringRef llvm::DOT::getColorString(unsigned ColorNumber) { + static const int NumColors = 20; + static const char* Colors[NumColors] = { + "aaaaaa", "aa0000", "00aa00", "aa5500", "0055ff", "aa00aa", "00aaaa", + "555555", "ff5555", "55ff55", "ffff55", "5555ff", "ff55ff", "55ffff", + "ffaaaa", "aaffaa", "ffffaa", "aaaaff", "ffaaff", "aaffff"}; + return Colors[ColorNumber % NumColors]; +} + // Execute the graph viewer. Return true if successful. static bool LLVM_ATTRIBUTE_UNUSED ExecGraphViewer(const sys::Path &ExecPath, std::vector<const char*> &args, |