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//===- Base.td - LLVMC2 toolchain descriptions -------------*- 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 compilation graph description used by llvmc2.
//
//===----------------------------------------------------------------------===//
include "llvm/CompilerDriver/Common.td"
// Options
def OptList : OptionList<[
(switch_option "emit-llvm",
(help "Emit LLVM .ll files instead of native object files")),
(switch_option "E",
(help "Stop after the preprocessing stage, do not run the compiler")),
(switch_option "fsyntax-only",
(help "Stop after checking the input for syntax errors")),
(switch_option "opt",
(help "Enable opt")),
(switch_option "S",
(help "Stop after compilation, do not assemble")),
(switch_option "c",
(help "Compile and assemble, but do not link")),
(switch_option "pthread",
(help "Enable threads")),
(parameter_option "linker",
(help "Choose linker (possible values: gcc, g++)")),
(parameter_list_option "include",
(help "Include the named file prior to preprocessing")),
(prefix_list_option "I",
(help "Add a directory to include path")),
(prefix_list_option "Wa,",
(help "Pass options to assembler")),
(prefix_list_option "Wllc,",
(help "Pass options to llc")),
(prefix_list_option "L",
(help "Add a directory to link path")),
(prefix_list_option "l",
(help "Search a library when linking")),
(prefix_list_option "Wl,",
(help "Pass options to linker")),
(prefix_list_option "Wo,",
(help "Pass options to opt"))
]>;
// Tools
class llvm_gcc_based <string cmd_prefix, string in_lang, string E_ext> : Tool<
[(in_language in_lang),
(out_language "llvm-bitcode"),
(output_suffix "bc"),
(cmd_line (case
(switch_on "E"),
(case (not_empty "o"),
!strconcat(cmd_prefix, " -E $INFILE -o $OUTFILE"),
(default),
!strconcat(cmd_prefix, " -E $INFILE")),
(switch_on "fsyntax-only"),
!strconcat(cmd_prefix, " -fsyntax-only $INFILE"),
(and (switch_on "S"), (switch_on "emit-llvm")),
!strconcat(cmd_prefix, " -S $INFILE -o $OUTFILE -emit-llvm"),
(default),
!strconcat(cmd_prefix, " -c $INFILE -o $OUTFILE -emit-llvm"))),
(actions
(case
(and (multiple_input_files), (or (switch_on "S"), (switch_on "c"))),
(error "cannot specify -o with -c or -S with multiple files"),
(switch_on "E"), [(stop_compilation), (output_suffix E_ext)],
(and (switch_on "emit-llvm"), (switch_on "S")),
[(output_suffix "ll"), (stop_compilation)],
(and (switch_on "emit-llvm"), (switch_on "c")), (stop_compilation),
(switch_on "fsyntax-only"), (stop_compilation),
(not_empty "include"), (forward "include"),
(not_empty "I"), (forward "I"))),
(sink)
]>;
def llvm_gcc_c : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x c", "c", "i">;
def llvm_gcc_cpp : llvm_gcc_based<"@LLVMGXXCOMMAND@ -x c++", "c++", "i">;
def llvm_gcc_m : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c", "objective-c", "mi">;
def llvm_gcc_mxx : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c++",
"objective-c++", "mi">;
def opt : Tool<
[(in_language "llvm-bitcode"),
(out_language "llvm-bitcode"),
(output_suffix "bc"),
(actions (case (not_empty "Wo,"), (unpack_values "Wo,"))),
(cmd_line "opt -f $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 llvm_gcc_assembler : Tool<
[(in_language "assembler"),
(out_language "object-code"),
(output_suffix "o"),
(cmd_line "@LLVMGCCCOMMAND@ -c -x assembler $INFILE -o $OUTFILE"),
(actions (case
(switch_on "c"), (stop_compilation),
(not_empty "Wa,"), (unpack_values "Wa,")))
]>;
def llc : Tool<
[(in_language "llvm-bitcode"),
(out_language "assembler"),
(output_suffix "s"),
(cmd_line "llc -f $INFILE -o $OUTFILE"),
(actions (case
(switch_on "S"), (stop_compilation),
(not_empty "Wllc,"), (unpack_values "Wllc,")))
]>;
// Base class for linkers
class llvm_gcc_based_linker <string cmd_prefix> : Tool<
[(in_language "object-code"),
(out_language "executable"),
(output_suffix "out"),
(cmd_line !strconcat(cmd_prefix, " $INFILE -o $OUTFILE")),
(join),
(actions (case
(switch_on "pthread"), (append_cmd "-lpthread"),
(not_empty "L"), (forward "L"),
(not_empty "l"), (forward "l"),
(not_empty "Wl,"), (unpack_values "Wl,")))
]>;
// Default linker
def llvm_gcc_linker : llvm_gcc_based_linker<"@LLVMGCCCOMMAND@">;
// Alternative linker for C++
def llvm_gcc_cpp_linker : llvm_gcc_based_linker<"@LLVMGXXCOMMAND@">;
// Language map
def LanguageMap : LanguageMap<
[LangToSuffixes<"c++", ["cc", "cp", "cxx", "cpp", "CPP", "c++", "C"]>,
LangToSuffixes<"c", ["c"]>,
LangToSuffixes<"c-cpp-output", ["i"]>,
LangToSuffixes<"objective-c-cpp-output", ["mi"]>,
LangToSuffixes<"objective-c++", ["mm"]>,
LangToSuffixes<"objective-c", ["m"]>,
LangToSuffixes<"assembler", ["s"]>,
LangToSuffixes<"assembler-with-cpp", ["S"]>,
LangToSuffixes<"llvm-assembler", ["ll"]>,
LangToSuffixes<"llvm-bitcode", ["bc"]>,
LangToSuffixes<"object-code", ["o"]>,
LangToSuffixes<"executable", ["out"]>
]>;
// Compilation graph
def CompilationGraph : CompilationGraph<[
Edge<"root", "llvm_gcc_c">,
Edge<"root", "llvm_gcc_assembler">,
Edge<"root", "llvm_gcc_cpp">,
Edge<"root", "llvm_gcc_m">,
Edge<"root", "llvm_gcc_mxx">,
Edge<"root", "llvm_as">,
Edge<"root", "llc">,
Edge<"llvm_gcc_c", "llc">,
Edge<"llvm_gcc_cpp", "llc">,
Edge<"llvm_gcc_m", "llc">,
Edge<"llvm_gcc_mxx", "llc">,
Edge<"llvm_as", "llc">,
OptionalEdge<"llvm_gcc_c", "opt", (case (switch_on "opt"), (inc_weight))>,
OptionalEdge<"llvm_gcc_cpp", "opt", (case (switch_on "opt"), (inc_weight))>,
OptionalEdge<"llvm_gcc_m", "opt", (case (switch_on "opt"), (inc_weight))>,
OptionalEdge<"llvm_gcc_mxx", "opt", (case (switch_on "opt"), (inc_weight))>,
OptionalEdge<"llvm_as", "opt", (case (switch_on "opt"), (inc_weight))>,
Edge<"opt", "llc">,
Edge<"llc", "llvm_gcc_assembler">,
Edge<"llvm_gcc_assembler", "llvm_gcc_linker">,
OptionalEdge<"llvm_gcc_assembler", "llvm_gcc_cpp_linker",
(case
(or (input_languages_contain "c++"),
(input_languages_contain "objective-c++")),
(inc_weight),
(or (parameter_equals "linker", "g++"),
(parameter_equals "linker", "c++")), (inc_weight))>,
Edge<"root", "llvm_gcc_linker">,
OptionalEdge<"root", "llvm_gcc_cpp_linker",
(case
(or (input_languages_contain "c++"),
(input_languages_contain "objective-c++")),
(inc_weight),
(or (parameter_equals "linker", "g++"),
(parameter_equals "linker", "c++")), (inc_weight))>
]>;
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