llvm-6502/tools/llvmc/plugins/Clang/Clang.td
Mikhail Glushenkov 74bcb057c0 Support -emit-llvm properly (with -S and -c).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60764 91177308-0d34-0410-b5e6-96231b3b80d8
2008-12-09 14:40:18 +00:00

117 lines
3.9 KiB
TableGen

// 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
//
// Or just use the default llvmc, which now has this plugin enabled.
include "llvm/CompilerDriver/Common.td"
def Priority : PluginPriority<1>;
def Options : OptionList<[
// Extern options
(switch_option "E", (extern)),
(switch_option "S", (extern)),
(switch_option "c", (extern)),
(switch_option "fsyntax-only", (extern)),
(switch_option "emit-llvm", (extern)),
(switch_option "pthread", (extern)),
(parameter_list_option "I", (extern)),
(parameter_list_option "include", (extern)),
(parameter_list_option "L", (extern)),
(parameter_list_option "l", (extern)),
(prefix_list_option "Wa,", (extern)),
(prefix_list_option "Wl,", (extern)),
(switch_option "clang", (help "Use Clang instead of llvm-gcc"))
]>;
class clang_based<string language, string cmd, string ext_E> : 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")),
(and (switch_on "S"), (switch_on "emit-llvm")),
!strconcat(cmd, " -emit-llvm $INFILE -o $OUTFILE"),
(default),
!strconcat(cmd, " -emit-llvm-bc $INFILE -o $OUTFILE"))),
(actions (case (switch_on "E"),
[(stop_compilation), (output_suffix ext_E)],
(switch_on "fsyntax-only"), (stop_compilation),
(and (switch_on "S"), (switch_on "emit-llvm")),
[(stop_compilation), (output_suffix "ll")],
(and (switch_on "c"), (switch_on "emit-llvm")),
(stop_compilation),
(not_empty "include"), (forward "include"),
(not_empty "I"), (forward "I"))),
(sink)
]>;
def clang_c : clang_based<"c", "clang -x c", "i">;
def clang_cpp : clang_based<"c++", "clang -x c++", "i">;
def clang_objective_c : clang_based<"objective-c",
"clang -x objective-c", "mi">;
def clang_objective_cpp : clang_based<"objective-c++",
"clang -x objective-c++", "mi">;
def as : Tool<
[(in_language "assembler"),
(out_language "object-code"),
(output_suffix "o"),
(cmd_line "as $INFILE -o $OUTFILE"),
(actions (case (not_empty "Wa,"), (unpack_values "Wa,"),
(switch_on "c"), (stop_compilation)))
]>;
// Default linker
def llvm_ld : Tool<
[(in_language "object-code"),
(out_language "executable"),
(output_suffix "out"),
(cmd_line "llvm-ld -native -disable-internalize $INFILE -o $OUTFILE"),
(actions (case
(switch_on "pthread"), (append_cmd "-lpthread"),
(not_empty "L"), (forward "L"),
(not_empty "l"), (forward "l"),
(not_empty "Wl,"), (unpack_values "Wl,"))),
(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))>,
OptionalEdge<"root", "clang_objective_cpp",
(case (switch_on "clang"), (inc_weight))>,
Edge<"clang_c", "llc">,
Edge<"clang_cpp", "llc">,
Edge<"clang_objective_c", "llc">,
Edge<"clang_objective_cpp", "llc">,
OptionalEdge<"llc", "as", (case (switch_on "clang"), (inc_weight))>,
Edge<"as", "llvm_ld">
]>;