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// A replacement for the Clang's ccc script.
// Depends on the Base plugin.
// To compile, use this command:
// cd $LLVMC2_DIR
// make DRIVER_NAME=ccc2 BUILTIN_PLUGINS=Clang
include "llvm/CompilerDriver/Common.td"
def Options : OptionList<[
(extern_switch "E",
(help "Stop after the preprocessing stage, do not run the compiler")),
(extern_list "L", (help "Specify a library search path")),
(switch_option "clang", (help "Use Clang instead of llvm-gcc"))
]>;
class clang_based<string language, string cmd> : Tool<
[(in_language language),
(out_language "llvm-bitcode"),
(output_suffix "bc"),
(cmd_line (case
(switch_on "E"),
(case
(not_empty "o"),
!strconcat(cmd, " -E $INFILE -o $OUTFILE"),
(default),
!strconcat(cmd, " -E $INFILE")),
(default),
!strconcat(cmd, " -emit-llvm-bc $INFILE -o $OUTFILE"))),
(actions (case (switch_on "E"),
[(stop_compilation), (output_suffix "i")])),
(sink)
]>;
def clang_c : clang_based<"c", "clang -x c">;
def clang_cpp : clang_based<"c++", "clang -x c++">;
def clang_objective_c : clang_based<"objective-c", "clang -x objective-c">;
def clang_objective_cpp : clang_based<"objective-c++",
"clang -x objective-c++">;
// Default linker
def llvm_ld : Tool<
[(in_language "llvm-bitcode"),
(out_language "executable"),
(output_suffix "out"),
(cmd_line "llvm-ld -native -disable-internalize $INFILE -o $OUTFILE"),
(actions (case (not_empty "L"), (forward "L"))),
(join)
]>;
// Language map
def LanguageMap : LanguageMap<
[LangToSuffixes<"c++", ["cc", "cp", "cxx", "cpp", "CPP", "c++", "C"]>,
LangToSuffixes<"c", ["c"]>,
LangToSuffixes<"objective-c", ["m"]>,
LangToSuffixes<"c-cpp-output", ["i"]>,
LangToSuffixes<"objective-c-cpp-output", ["mi"]>
]>;
// Compilation graph
def CompilationGraph : CompilationGraph<[
OptionalEdge<"root", "clang_c",
(case (switch_on "clang"), (inc_weight))>,
OptionalEdge<"root", "clang_cpp",
(case (switch_on "clang"), (inc_weight))>,
OptionalEdge<"root", "clang_objective_c",
(case (switch_on "clang"), (inc_weight))>,
Edge<"clang_c", "llvm_ld">,
Edge<"clang_cpp", "llvm_ld">,
Edge<"clang_objective_c", "llvm_ld">
]>;
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