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-rw-r--r--clang/lib/Driver/Driver.cpp14
-rw-r--r--clang/lib/Driver/Tools.cpp33
-rw-r--r--clang/lib/Driver/Types.cpp21
3 files changed, 51 insertions, 17 deletions
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index 9871f29eb39..9081a6408ec 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -177,6 +177,10 @@ phases::ID Driver::getFinalPhase(const DerivedArgList &DAL,
(PhaseArg = DAL.getLastArg(options::OPT__SLASH_P))) {
FinalPhase = phases::Preprocess;
+ // --precompile only runs up to precompilation.
+ } else if ((PhaseArg = DAL.getLastArg(options::OPT__precompile))) {
+ FinalPhase = phases::Precompile;
+
// -{fsyntax-only,-analyze,emit-ast} only run up to the compiler.
} else if ((PhaseArg = DAL.getLastArg(options::OPT_fsyntax_only)) ||
(PhaseArg = DAL.getLastArg(options::OPT_module_file_info)) ||
@@ -1685,12 +1689,14 @@ void Driver::BuildActions(Compilation &C, DerivedArgList &Args,
if (YcArg) {
// Add a separate precompile phase for the compile phase.
if (FinalPhase >= phases::Compile) {
+ const types::ID HeaderInputType = types::TY_CXXHeader;
llvm::SmallVector<phases::ID, phases::MaxNumberOfPhases> PCHPL;
- types::getCompilationPhases(types::TY_CXXHeader, PCHPL);
+ types::getCompilationPhases(HeaderInputType, PCHPL);
Arg *PchInputArg = MakeInputArg(Args, Opts, YcArg->getValue());
// Build the pipeline for the pch file.
- Action *ClangClPch = C.MakeAction<InputAction>(*PchInputArg, InputType);
+ Action *ClangClPch =
+ C.MakeAction<InputAction>(*PchInputArg, HeaderInputType);
for (phases::ID Phase : PCHPL)
ClangClPch = ConstructPhaseAction(C, Args, Phase, ClangClPch);
assert(ClangClPch);
@@ -1812,7 +1818,9 @@ Action *Driver::ConstructPhaseAction(Compilation &C, const ArgList &Args,
return C.MakeAction<PreprocessJobAction>(Input, OutputTy);
}
case phases::Precompile: {
- types::ID OutputTy = types::TY_PCH;
+ types::ID OutputTy = getPrecompiledType(Input->getType());
+ assert(OutputTy != types::TY_INVALID &&
+ "Cannot precompile this input type!");
if (Args.hasArg(options::OPT_fsyntax_only)) {
// Syntax checks should not emit a PCH file
OutputTy = types::TY_Nothing;
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 464c4242acb..d17dc2eda8a 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -3981,6 +3981,8 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
if (JA.getType() == types::TY_Nothing)
CmdArgs.push_back("-fsyntax-only");
+ else if (JA.getType() == types::TY_ModuleFile)
+ CmdArgs.push_back("-emit-module-interface");
else if (UsePCH)
CmdArgs.push_back("-emit-pch");
else
@@ -5385,20 +5387,26 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
// -fmodules enables the use of precompiled modules (off by default).
// Users can pass -fno-cxx-modules to turn off modules support for
// C++/Objective-C++ programs.
- bool HaveModules = false;
+ bool HaveClangModules = false;
if (Args.hasFlag(options::OPT_fmodules, options::OPT_fno_modules, false)) {
bool AllowedInCXX = Args.hasFlag(options::OPT_fcxx_modules,
options::OPT_fno_cxx_modules, true);
if (AllowedInCXX || !types::isCXX(InputType)) {
CmdArgs.push_back("-fmodules");
- HaveModules = true;
+ HaveClangModules = true;
}
}
+ bool HaveAnyModules = HaveClangModules;
+ if (Args.hasArg(options::OPT_fmodules_ts)) {
+ CmdArgs.push_back("-fmodules-ts");
+ HaveAnyModules = true;
+ }
+
// -fmodule-maps enables implicit reading of module map files. By default,
- // this is enabled if we are using precompiled modules.
+ // this is enabled if we are using Clang's flavor of precompiled modules.
if (Args.hasFlag(options::OPT_fimplicit_module_maps,
- options::OPT_fno_implicit_module_maps, HaveModules)) {
+ options::OPT_fno_implicit_module_maps, HaveClangModules)) {
CmdArgs.push_back("-fimplicit-module-maps");
}
@@ -5418,9 +5426,10 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
// -fno-implicit-modules turns off implicitly compiling modules on demand.
if (!Args.hasFlag(options::OPT_fimplicit_modules,
- options::OPT_fno_implicit_modules)) {
- CmdArgs.push_back("-fno-implicit-modules");
- } else if (HaveModules) {
+ options::OPT_fno_implicit_modules, HaveClangModules)) {
+ if (HaveAnyModules)
+ CmdArgs.push_back("-fno-implicit-modules");
+ } else if (HaveAnyModules) {
// -fmodule-cache-path specifies where our implicitly-built module files
// should be written.
SmallString<128> Path;
@@ -5444,7 +5453,7 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
CmdArgs.push_back(Args.MakeArgString(Path));
}
- if (HaveModules) {
+ if (HaveAnyModules) {
// -fprebuilt-module-path specifies where to load the prebuilt module files.
for (const Arg *A : Args.filtered(options::OPT_fprebuilt_module_path))
CmdArgs.push_back(Args.MakeArgString(
@@ -5460,14 +5469,14 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
Args.AddAllArgs(CmdArgs, options::OPT_fmodule_map_file);
// -fmodule-file can be used to specify files containing precompiled modules.
- if (HaveModules)
+ if (HaveAnyModules)
Args.AddAllArgs(CmdArgs, options::OPT_fmodule_file);
else
Args.ClaimAllArgs(options::OPT_fmodule_file);
// When building modules and generating crashdumps, we need to dump a module
// dependency VFS alongside the output.
- if (HaveModules && C.isForDiagnostics()) {
+ if (HaveClangModules && C.isForDiagnostics()) {
SmallString<128> VFSDir(Output.getFilename());
llvm::sys::path::replace_extension(VFSDir, ".cache");
// Add the cache directory as a temp so the crash diagnostics pick it up.
@@ -5478,7 +5487,7 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
CmdArgs.push_back(Args.MakeArgString(VFSDir));
}
- if (HaveModules)
+ if (HaveClangModules)
Args.AddLastArg(CmdArgs, options::OPT_fmodules_user_build_path);
// Pass through all -fmodules-ignore-macro arguments.
@@ -6019,7 +6028,7 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
// nice to enable this when doing a crashdump for modules as well.
if (Args.hasFlag(options::OPT_frewrite_includes,
options::OPT_fno_rewrite_includes, false) ||
- (C.isForDiagnostics() && !HaveModules))
+ (C.isForDiagnostics() && !HaveAnyModules))
CmdArgs.push_back("-frewrite-includes");
// Only allow -traditional or -traditional-cpp outside in preprocessing modes.
diff --git a/clang/lib/Driver/Types.cpp b/clang/lib/Driver/Types.cpp
index e6072de34e2..36ac082abd0 100644
--- a/clang/lib/Driver/Types.cpp
+++ b/clang/lib/Driver/Types.cpp
@@ -44,6 +44,14 @@ types::ID types::getPreprocessedType(ID Id) {
return getInfo(Id).PreprocessedType;
}
+types::ID types::getPrecompiledType(ID Id) {
+ if (strchr(getInfo(Id).Flags, 'm'))
+ return TY_ModuleFile;
+ if (onlyPrecompileType(Id))
+ return TY_PCH;
+ return TY_INVALID;
+}
+
const char *types::getTypeTempSuffix(ID Id, bool CLMode) {
if (Id == TY_Object && CLMode)
return "obj";
@@ -95,6 +103,7 @@ bool types::isAcceptedByClang(ID Id) {
case TY_ObjCHeader: case TY_PP_ObjCHeader:
case TY_CXXHeader: case TY_PP_CXXHeader:
case TY_ObjCXXHeader: case TY_PP_ObjCXXHeader:
+ case TY_CXXModule: case TY_PP_CXXModule:
case TY_AST: case TY_ModuleFile:
case TY_LLVM_IR: case TY_LLVM_BC:
return true;
@@ -123,6 +132,7 @@ bool types::isCXX(ID Id) {
case TY_ObjCXX: case TY_PP_ObjCXX: case TY_PP_ObjCXX_Alias:
case TY_CXXHeader: case TY_PP_CXXHeader:
case TY_ObjCXXHeader: case TY_PP_ObjCXXHeader:
+ case TY_CXXModule: case TY_PP_CXXModule:
case TY_CUDA: case TY_PP_CUDA: case TY_CUDA_DEVICE:
return true;
}
@@ -183,6 +193,7 @@ types::ID types::lookupTypeForExtension(const char *Ext) {
.Case("ads", TY_Ada)
.Case("asm", TY_PP_Asm)
.Case("ast", TY_AST)
+ .Case("ccm", TY_CXXModule)
.Case("cpp", TY_CXX)
.Case("CPP", TY_CXX)
.Case("c++", TY_CXX)
@@ -200,11 +211,15 @@ types::ID types::lookupTypeForExtension(const char *Ext) {
.Case("FPP", TY_Fortran)
.Case("gch", TY_PCH)
.Case("hpp", TY_CXXHeader)
+ .Case("iim", TY_PP_CXXModule)
.Case("lib", TY_Object)
.Case("mii", TY_PP_ObjCXX)
.Case("obj", TY_Object)
.Case("pch", TY_PCH)
.Case("pcm", TY_ModuleFile)
+ .Case("c++m", TY_CXXModule)
+ .Case("cppm", TY_CXXModule)
+ .Case("cxxm", TY_CXXModule)
.Default(TY_INVALID);
}
@@ -226,9 +241,11 @@ void types::getCompilationPhases(ID Id, llvm::SmallVectorImpl<phases::ID> &P) {
P.push_back(phases::Preprocess);
}
- if (onlyPrecompileType(Id)) {
+ if (getPrecompiledType(Id) != TY_INVALID) {
P.push_back(phases::Precompile);
- } else {
+ }
+
+ if (!onlyPrecompileType(Id)) {
if (!onlyAssembleType(Id)) {
P.push_back(phases::Compile);
P.push_back(phases::Backend);
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