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-rw-r--r--include/clang/Frontend/PreprocessorOptions.h3
-rw-r--r--tools/clang-cc/Options.cpp87
-rw-r--r--tools/clang-cc/Options.h5
-rw-r--r--tools/clang-cc/clang-cc.cpp78
4 files changed, 94 insertions, 79 deletions
diff --git a/include/clang/Frontend/PreprocessorOptions.h b/include/clang/Frontend/PreprocessorOptions.h
index fc400faa10..b918a744a2 100644
--- a/include/clang/Frontend/PreprocessorOptions.h
+++ b/include/clang/Frontend/PreprocessorOptions.h
@@ -11,6 +11,7 @@
#define LLVM_CLANG_FRONTEND_PREPROCESSOROPTIONS_H_
#include "llvm/ADT/StringRef.h"
+#include <cassert>
#include <string>
#include <vector>
@@ -71,7 +72,7 @@ public:
void addInclude(llvm::StringRef Name) {
Includes.push_back(Name);
}
- void addMacroInclude(const std::string &Name) {
+ void addMacroInclude(llvm::StringRef Name) {
MacroIncludes.push_back(Name);
}
diff --git a/tools/clang-cc/Options.cpp b/tools/clang-cc/Options.cpp
index 4f06ff5a6f..8105875d22 100644
--- a/tools/clang-cc/Options.cpp
+++ b/tools/clang-cc/Options.cpp
@@ -13,8 +13,11 @@
#include "Options.h"
#include "clang/Frontend/CompileOptions.h"
+#include "clang/Frontend/PCHReader.h"
+#include "clang/Frontend/PreprocessorOptions.h"
#include "clang/Basic/LangOptions.h"
#include "clang/Basic/TargetInfo.h"
+#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/Support/CommandLine.h"
#include <stdio.h>
@@ -83,6 +86,41 @@ TargetFeatures("target-feature", llvm::cl::desc("Target specific attributes"));
}
//===----------------------------------------------------------------------===//
+// General Preprocessor Options
+//===----------------------------------------------------------------------===//
+
+namespace preprocessoroptions {
+
+static llvm::cl::list<std::string>
+D_macros("D", llvm::cl::value_desc("macro"), llvm::cl::Prefix,
+ llvm::cl::desc("Predefine the specified macro"));
+
+static llvm::cl::list<std::string>
+ImplicitIncludes("include", llvm::cl::value_desc("file"),
+ llvm::cl::desc("Include file before parsing"));
+static llvm::cl::list<std::string>
+ImplicitMacroIncludes("imacros", llvm::cl::value_desc("file"),
+ llvm::cl::desc("Include macros from file before parsing"));
+
+static llvm::cl::opt<std::string>
+ImplicitIncludePCH("include-pch", llvm::cl::value_desc("file"),
+ llvm::cl::desc("Include precompiled header file"));
+
+static llvm::cl::opt<std::string>
+ImplicitIncludePTH("include-pth", llvm::cl::value_desc("file"),
+ llvm::cl::desc("Include file before parsing"));
+
+static llvm::cl::list<std::string>
+U_macros("U", llvm::cl::value_desc("macro"), llvm::cl::Prefix,
+ llvm::cl::desc("Undefine the specified macro"));
+
+static llvm::cl::opt<bool>
+UndefMacros("undef", llvm::cl::value_desc("macro"),
+ llvm::cl::desc("undef all system defines"));
+
+}
+
+//===----------------------------------------------------------------------===//
// Option Object Construction
//===----------------------------------------------------------------------===//
@@ -155,3 +193,52 @@ void clang::InitializeCompileOptions(CompileOptions &Opts,
Opts.MergeAllConstants = !NoMergeConstants;
}
+
+void clang::InitializePreprocessorOptions(PreprocessorOptions &Opts) {
+ using namespace preprocessoroptions;
+
+ Opts.setImplicitPCHInclude(ImplicitIncludePCH);
+ Opts.setImplicitPTHInclude(ImplicitIncludePTH);
+
+ // Use predefines?
+ Opts.setUsePredefines(!UndefMacros);
+
+ // Add macros from the command line.
+ unsigned d = 0, D = D_macros.size();
+ unsigned u = 0, U = U_macros.size();
+ while (d < D || u < U) {
+ if (u == U || (d < D && D_macros.getPosition(d) < U_macros.getPosition(u)))
+ Opts.addMacroDef(D_macros[d++]);
+ else
+ Opts.addMacroUndef(U_macros[u++]);
+ }
+
+ // If -imacros are specified, include them now. These are processed before
+ // any -include directives.
+ for (unsigned i = 0, e = ImplicitMacroIncludes.size(); i != e; ++i)
+ Opts.addMacroInclude(ImplicitMacroIncludes[i]);
+
+ // Add the ordered list of -includes, sorting in the implicit include options
+ // at the appropriate location.
+ llvm::SmallVector<std::pair<unsigned, std::string*>, 8> OrderedPaths;
+ std::string OriginalFile;
+
+ if (!ImplicitIncludePTH.empty())
+ OrderedPaths.push_back(std::make_pair(ImplicitIncludePTH.getPosition(),
+ &ImplicitIncludePTH));
+ if (!ImplicitIncludePCH.empty()) {
+ OriginalFile = PCHReader::getOriginalSourceFile(ImplicitIncludePCH);
+ // FIXME: Don't fail like this.
+ if (OriginalFile.empty())
+ exit(1);
+ OrderedPaths.push_back(std::make_pair(ImplicitIncludePCH.getPosition(),
+ &OriginalFile));
+ }
+ for (unsigned i = 0, e = ImplicitIncludes.size(); i != e; ++i)
+ OrderedPaths.push_back(std::make_pair(ImplicitIncludes.getPosition(i),
+ &ImplicitIncludes[i]));
+ llvm::array_pod_sort(OrderedPaths.begin(), OrderedPaths.end());
+
+ for (unsigned i = 0, e = OrderedPaths.size(); i != e; ++i)
+ Opts.addInclude(*OrderedPaths[i].second);
+}
diff --git a/tools/clang-cc/Options.h b/tools/clang-cc/Options.h
index 088029f4ad..ac9e4a58f9 100644
--- a/tools/clang-cc/Options.h
+++ b/tools/clang-cc/Options.h
@@ -16,13 +16,18 @@ namespace clang {
class CompileOptions;
class LangOptions;
+class PreprocessorOptions;
class TargetInfo;
+// FIXME: This can be sunk into InitializeCompileOptions now that that happens
+// before language initialization?
void ComputeFeatureMap(TargetInfo &Target, llvm::StringMap<bool> &Features);
void InitializeCompileOptions(CompileOptions &Opts,
const llvm::StringMap<bool> &Features);
+void InitializePreprocessorOptions(PreprocessorOptions &Opts);
+
} // end namespace clang
#endif
diff --git a/tools/clang-cc/clang-cc.cpp b/tools/clang-cc/clang-cc.cpp
index 8bf02f748f..cf1fde97c2 100644
--- a/tools/clang-cc/clang-cc.cpp
+++ b/tools/clang-cc/clang-cc.cpp
@@ -53,7 +53,6 @@
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringSwitch.h"
-#include "llvm/ADT/STLExtras.h"
#include "llvm/Config/config.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ErrorHandling.h"
@@ -883,32 +882,6 @@ static bool InitializeSourceManager(Preprocessor &PP,
//===----------------------------------------------------------------------===//
static llvm::cl::opt<bool>
-UndefMacros("undef", llvm::cl::value_desc("macro"),
- llvm::cl::desc("undef all system defines"));
-
-static llvm::cl::list<std::string>
-D_macros("D", llvm::cl::value_desc("macro"), llvm::cl::Prefix,
- llvm::cl::desc("Predefine the specified macro"));
-static llvm::cl::list<std::string>
-U_macros("U", llvm::cl::value_desc("macro"), llvm::cl::Prefix,
- llvm::cl::desc("Undefine the specified macro"));
-
-static llvm::cl::list<std::string>
-ImplicitIncludes("include", llvm::cl::value_desc("file"),
- llvm::cl::desc("Include file before parsing"));
-static llvm::cl::list<std::string>
-ImplicitMacroIncludes("imacros", llvm::cl::value_desc("file"),
- llvm::cl::desc("Include macros from file before parsing"));
-
-static llvm::cl::opt<std::string>
-ImplicitIncludePCH("include-pch", llvm::cl::value_desc("file"),
- llvm::cl::desc("Include precompiled header file"));
-
-static llvm::cl::opt<std::string>
-ImplicitIncludePTH("include-pth", llvm::cl::value_desc("file"),
- llvm::cl::desc("Include file before parsing"));
-
-static llvm::cl::opt<bool>
RelocatablePCH("relocatable-pch",
llvm::cl::desc("Whether to build a relocatable precompiled "
"header"));
@@ -1087,57 +1060,6 @@ static void InitializeIncludePaths(HeaderSearchOptions &Opts,
Opts.UseStandardIncludes = !nostdinc;
}
-static void InitializePreprocessorOptions(PreprocessorOptions &InitOpts) {
- InitOpts.setImplicitPCHInclude(ImplicitIncludePCH);
- InitOpts.setImplicitPTHInclude(ImplicitIncludePTH);
-
- // Use predefines?
- InitOpts.setUsePredefines(!UndefMacros);
-
- // Add macros from the command line.
- unsigned d = 0, D = D_macros.size();
- unsigned u = 0, U = U_macros.size();
- while (d < D || u < U) {
- if (u == U || (d < D && D_macros.getPosition(d) < U_macros.getPosition(u)))
- InitOpts.addMacroDef(D_macros[d++]);
- else
- InitOpts.addMacroUndef(U_macros[u++]);
- }
-
- // If -imacros are specified, include them now. These are processed before
- // any -include directives.
- for (unsigned i = 0, e = ImplicitMacroIncludes.size(); i != e; ++i)
- InitOpts.addMacroInclude(ImplicitMacroIncludes[i]);
-
- if (!ImplicitIncludePTH.empty() || !ImplicitIncludes.empty() ||
- !ImplicitIncludePCH.empty()) {
- // We want to add these paths to the predefines buffer in order, make a
- // temporary vector to sort by their occurrence.
- llvm::SmallVector<std::pair<unsigned, std::string*>, 8> OrderedPaths;
- std::string OriginalFile; // For use by -implicit-include-pch.
-
- if (!ImplicitIncludePTH.empty())
- OrderedPaths.push_back(std::make_pair(ImplicitIncludePTH.getPosition(),
- &ImplicitIncludePTH));
- if (!ImplicitIncludePCH.empty()) {
- OriginalFile = PCHReader::getOriginalSourceFile(ImplicitIncludePCH);
- // FIXME: Don't fail like this.
- if (OriginalFile.empty())
- exit(1);
- OrderedPaths.push_back(std::make_pair(ImplicitIncludePCH.getPosition(),
- &OriginalFile));
- }
- for (unsigned i = 0, e = ImplicitIncludes.size(); i != e; ++i)
- OrderedPaths.push_back(std::make_pair(ImplicitIncludes.getPosition(i),
- &ImplicitIncludes[i]));
- llvm::array_pod_sort(OrderedPaths.begin(), OrderedPaths.end());
-
- // Now that they are ordered by position, add to the predefines buffer.
- for (unsigned i = 0, e = OrderedPaths.size(); i != e; ++i)
- InitOpts.addInclude(*OrderedPaths[i].second);
- }
-}
-
//===----------------------------------------------------------------------===//
// Preprocessor construction
//===----------------------------------------------------------------------===//
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-08-09 05:06:55 +0000