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//===- Tools.td - Tools description for the LLVMCC --------*- tablegen -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains descriptions of the various build tools run by llvmcc.
//
//===----------------------------------------------------------------------===//
// TOTHINK: Open issue: should we use DAG lists in Tool specifications
// or change to something like
// def LLVMGccC : < Tool<
// [ InLanguage<"c">,
// PrefixListOption<"Wl", [UnpackValues, PropertyName<Arg>, ...]>
// ...] ?
// DAG lists look more aesthetically pleasing to me.
def llvm_gcc_c : Tool<
[(in_language "c"),
(out_language "llvm-bitcode"),
(output_suffix "bc"),
(cmd_line (case
(switch_on "E"),
"llvm-g++ -E -x c $INFILE -o $OUTFILE",
(default),
"llvm-g++ -c -x c $INFILE -o $OUTFILE -emit-llvm")),
(switch_option "E", (stop_compilation),(output_suffix "i"),
(help "Stop after the preprocessing stage, do not run the compiler")),
(sink)
]>;
def llvm_gcc_cpp : Tool<
[(in_language "c++"),
(out_language "llvm-bitcode"),
(output_suffix "bc"),
(cmd_line (case
(switch_on "E"),
"llvm-g++ -E -x c++ $INFILE -o $OUTFILE",
(default),
"llvm-g++ -c -x c++ $INFILE -o $OUTFILE -emit-llvm")),
(switch_option "E", (stop_compilation), (output_suffix "i")),
(sink)
]>;
def opt : Tool<
[(in_language "llvm-bitcode"),
(out_language "llvm-bitcode"),
(switch_option "opt", (help "Enable opt")),
(output_suffix "bc"),
(cmd_line "opt $INFILE -o $OUTFILE")
]>;
def llvm_as : Tool<
[(in_language "llvm-assembler"),
(out_language "llvm-bitcode"),
(output_suffix "bc"),
(cmd_line "llvm-as $INFILE -o $OUTFILE")
]>;
def llc : Tool<
[(in_language "llvm-bitcode"),
(out_language "assembler"),
(output_suffix "s"),
(switch_option "S", (stop_compilation),
(help "Stop after compilation, do not assemble")),
(cmd_line "llc -f $INFILE -o $OUTFILE")
]>;
def llvm_gcc_assembler : Tool<
[(in_language "assembler"),
(out_language "object-code"),
(output_suffix "o"),
(cmd_line "llvm-gcc -c -x assembler $INFILE -o $OUTFILE"),
(switch_option "c", (stop_compilation),
(help "Compile and assemble, but do not link")),
(prefix_list_option "Wa,", (unpack_values), (help "pass options to assembler"))
]>;
// Default linker
def llvm_gcc_linker : Tool<
[(in_language "object-code"),
(out_language "executable"),
(output_suffix "out"),
(cmd_line "llvm-gcc $INFILE -o $OUTFILE"),
(join),
(prefix_list_option "L", (forward), (help "add a directory to link path")),
(prefix_list_option "l", (forward), (help "search a library when linking")),
(prefix_list_option "Wl,", (unpack_values), (help "pass options to linker"))
]>;
// Alternative linker for C++
def llvm_gcc_cpp_linker : Tool<
[(in_language "object-code"),
(out_language "executable"),
(output_suffix "out"),
(cmd_line "llvm-g++ $INFILE -o $OUTFILE"),
(join),
(parameter_option "linker",
(help "Choose linker (possible values: gcc, g++)")),
(prefix_list_option "L", (forward)),
(prefix_list_option "l", (forward)),
(prefix_list_option "Wl,", (unpack_values))
]>;
// Language map
def LanguageMap : LanguageMap<
[LangToSuffixes<"c++", ["cc", "cp", "cxx", "cpp", "CPP", "c++", "C"]>,
LangToSuffixes<"c", ["c"]>,
LangToSuffixes<"assembler", ["s"]>,
LangToSuffixes<"llvm-assembler", ["ll"]>,
LangToSuffixes<"llvm-bitcode", ["bc"]>,
LangToSuffixes<"object-code", ["o"]>,
LangToSuffixes<"executable", ["out"]>
]>;
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