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|
//===- Base.td - LLVMC 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 llvmc.
//
//===----------------------------------------------------------------------===//
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 "O0",
(help "Turn off optimization"), (zero_or_more)),
(switch_option "O1",
(help "Optimization level 1"), (zero_or_more)),
(switch_option "O2",
(help "Optimization level 2"), (zero_or_more)),
(switch_option "O3",
(help "Optimization level 3"), (zero_or_more)),
(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")),
(switch_option "m32",
(help "Generate code for a 32-bit environment"), (hidden)),
(switch_option "m64",
(help "Generate code for a 64-bit environment"), (hidden)),
(switch_option "fPIC",
(help "Relocation model: PIC"), (hidden)),
(switch_option "mdynamic-no-pic",
(help "Relocation model: dynamic-no-pic"), (hidden)),
(parameter_option "linker",
(help "Choose linker (possible values: gcc, g++)")),
(parameter_option "mtune",
(help "Target a specific CPU type"), (hidden), (forward_not_split)),
// TODO: Add a conditional compilation mechanism to make Darwin-only options
// like '-arch' really Darwin-only.
(parameter_option "arch",
(help "Compile for the specified target architecture"), (hidden)),
(parameter_option "march",
(help "A synonym for -mtune"), (hidden), (forward_not_split)),
(parameter_option "mcpu",
(help "A deprecated synonym for -mtune"), (hidden), (forward_not_split)),
(switch_option "mfix-and-continue",
(help "Needed by gdb to load .o files dynamically"), (hidden)),
(parameter_option "MF",
(help "Specify a file to write dependencies to"), (hidden)),
(parameter_list_option "MT",
(help "Change the name of the rule emitted by dependency generation"),
(hidden)),
(parameter_list_option "include",
(help "Include the named file prior to preprocessing")),
(parameter_list_option "iquote",
(help "Search dir only for files requested with #inlcude \"file\""),
(hidden)),
(parameter_list_option "framework",
(help "Specifies a framework to link against")),
(parameter_list_option "weak_framework",
(help "Specifies a framework to weakly link against"), (hidden)),
(parameter_option "filelist", (hidden),
(help "Link the files listed in file")),
(prefix_list_option "F",
(help "Add a directory to framework search path")),
(prefix_list_option "I",
(help "Add a directory to include path")),
(prefix_list_option "D",
(help "Define a macro")),
(parameter_list_option "Xpreprocessor", (hidden),
(help "Pass options to preprocessor")),
(prefix_list_option "Wa,", (comma_separated),
(help "Pass options to assembler")),
(parameter_list_option "Xassembler", (hidden),
(help "Pass options to assembler")),
(prefix_list_option "Wllc,", (comma_separated),
(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")),
(parameter_list_option "Xlinker", (hidden),
(help "Pass options to linker")),
(prefix_list_option "Wo,", (comma_separated),
(help "Pass options to opt")),
(prefix_list_option "m",
(help "Enable or disable various extensions (-mmmx, -msse, etc.)"),
(hidden)),
(switch_option "dynamiclib", (hidden),
(help "Produce a dynamic library")),
(switch_option "prebind", (hidden),
(help "Prebind all undefined symbols")),
(switch_option "dead_strip", (hidden),
(help "Remove unreachable blocks of code")),
(switch_option "single_module", (hidden),
(help "Build the library so it contains only one module")),
(parameter_option "install_name", (hidden),
(help "File name the library will be installed in")),
(parameter_option "compatibility_version", (hidden),
(help "Compatibility version number")),
(parameter_option "current_version", (hidden),
(help "Current version number"))
]>;
// Option preprocessor.
def Preprocess : OptionPreprocessor<
(case (not (any_switch_on ["O0", "O1", "O2", "O3"])),
(set_option "O2"),
(and (switch_on "O3"), (any_switch_on ["O0", "O1", "O2"])),
(unset_option ["O0", "O1", "O2"]),
(and (switch_on "O2"), (any_switch_on ["O0", "O1"])),
(unset_option ["O0", "O1"]),
(switch_on ["O1", "O0"]),
(unset_option "O0"))
>;
// Tools
class llvm_gcc_based <string cmd_prefix, string in_lang,
string E_ext, string out_lang> : Tool<
[(in_language in_lang),
(out_language "llvm-bitcode"),
(output_suffix out_lang),
(command cmd_prefix),
(actions
(case
(and (not_empty "o"),
(multiple_input_files), (or (switch_on "S"), (switch_on "c"))),
(error "cannot specify -o with -c or -S with multiple files"),
(switch_on "E"),
[(forward "E"), (stop_compilation), (output_suffix E_ext)],
(and (switch_on "E"), (empty "o")), (no_out_file),
(switch_on ["emit-llvm", "S"]),
[(output_suffix "ll"), (stop_compilation)],
(switch_on ["emit-llvm", "c"]), (stop_compilation),
(switch_on "fsyntax-only"), [(forward "fsyntax-only"),
(no_out_file), (stop_compilation)],
(switch_on ["S", "emit-llvm"]), [(forward "S"), (forward "emit-llvm")],
(not (or (switch_on ["S", "emit-llvm"]), (switch_on "fsyntax-only"))),
[(append_cmd "-c"), (append_cmd "-emit-llvm")],
// Forwards
(not_empty "Xpreprocessor"), (forward "Xpreprocessor"),
(not_empty "include"), (forward "include"),
(not_empty "iquote"), (forward "iquote"),
(not_empty "save-temps"), (append_cmd "-save-temps"),
(not_empty "I"), (forward "I"),
(not_empty "F"), (forward "F"),
(not_empty "D"), (forward "D"),
(not_empty "arch"), (forward "arch"),
(not_empty "march"), (forward "march"),
(not_empty "mtune"), (forward "mtune"),
(not_empty "mcpu"), (forward "mcpu"),
(not_empty "m"), (forward "m"),
(switch_on "mfix-and-continue"), (forward "mfix-and-continue"),
(switch_on "m32"), (forward "m32"),
(switch_on "m64"), (forward "m64"),
(switch_on "O0"), (forward "O0"),
(switch_on "O1"), (forward "O1"),
(switch_on "O2"), (forward "O2"),
(switch_on "O3"), (forward "O3"),
(switch_on "fPIC"), (forward "fPIC"),
(switch_on "mdynamic-no-pic"), (forward "mdynamic-no-pic"),
(not_empty "MF"), (forward "MF"),
(not_empty "MT"), (forward "MT"))),
(sink)
]>;
def llvm_gcc_c : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x c", "c", "i", "bc">;
def llvm_gcc_cpp : llvm_gcc_based<"@LLVMGXXCOMMAND@ -x c++", "c++", "i", "bc">;
def llvm_gcc_m : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c",
"objective-c", "mi", "bc">;
def llvm_gcc_mxx : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c++",
"objective-c++", "mi", "bc">;
def llvm_gcc_c_pch : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x c-header",
"c-header", "i", "gch">;
def llvm_gcc_cpp_pch : llvm_gcc_based<"@LLVMGXXCOMMAND@ -x c++-header",
"c++-header",
"i", "gch">;
def llvm_gcc_m_pch : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c-header",
"objective-c-header",
"mi", "gch">;
def llvm_gcc_mxx_pch
: llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c++-header",
"objective-c++-header", "mi", "gch">;
def opt : Tool<
[(in_language "llvm-bitcode"),
(out_language "llvm-bitcode"),
(output_suffix "bc"),
(actions (case (not_empty "Wo,"), (forward_value "Wo,"),
(switch_on "O1"), (forward "O1"),
(switch_on "O2"), (forward "O2"),
(switch_on "O3"), (forward "O3"))),
(command "opt -f")
]>;
def llvm_as : Tool<
[(in_language "llvm-assembler"),
(out_language "llvm-bitcode"),
(output_suffix "bc"),
(command "llvm-as"),
(actions (case (switch_on "emit-llvm"), (stop_compilation)))
]>;
def llvm_gcc_assembler : Tool<
[(in_language "assembler"),
(out_language "object-code"),
(output_suffix "o"),
(command "@LLVMGCCCOMMAND@ -c -x assembler"),
(actions (case
(switch_on "c"), (stop_compilation),
(not_empty "arch"), (forward "arch"),
(not_empty "Xassembler"), (forward "Xassembler"),
(not_empty "Wa,"), (forward "Wa,")))
]>;
def llc : Tool<
[(in_language ["llvm-bitcode", "llvm-assembler"]),
(out_language "assembler"),
(output_suffix "s"),
(command "llc -f"),
(actions (case
(switch_on "S"), (stop_compilation),
(switch_on "O0"), (forward "O0"),
(switch_on "O1"), (forward "O1"),
(switch_on "O2"), (forward "O2"),
(switch_on "O3"), (forward "O3"),
(switch_on "fPIC"), (append_cmd "-relocation-model=pic"),
(switch_on "mdynamic-no-pic"),
(append_cmd "-relocation-model=dynamic-no-pic"),
(not_empty "march"), (forward_as "mtune", "-mcpu"),
(not_empty "mtune"), (forward_as "mtune", "-mcpu"),
(not_empty "mcpu"), (forward "mcpu"),
(not_empty "m"), (forward_transformed_value "m", "ConvertToMAttr"),
(not_empty "Wllc,"), (forward_value "Wllc,")))
]>;
// Base class for linkers
class llvm_gcc_based_linker <string cmd_prefix> : Tool<
[(in_language "object-code"),
(out_language "executable"),
(output_suffix "out"),
(command cmd_prefix),
(works_on_empty (case (not_empty "filelist"), true,
(default), false)),
(join),
(actions (case
(switch_on "pthread"), (append_cmd "-lpthread"),
(not_empty "L"), (forward "L"),
(not_empty "F"), (forward "F"),
(not_empty "arch"), (forward "arch"),
(not_empty "framework"), (forward "framework"),
(not_empty "weak_framework"), (forward "weak_framework"),
(not_empty "filelist"), (forward "filelist"),
(switch_on "m32"), (forward "m32"),
(switch_on "m64"), (forward "m64"),
(not_empty "l"), (forward "l"),
(not_empty "Xlinker"), (forward "Xlinker"),
(not_empty "Wl,"), (forward "Wl,"),
(switch_on "dynamiclib"), (forward "dynamiclib"),
(switch_on "prebind"), (forward "prebind"),
(switch_on "dead_strip"), (forward "dead_strip"),
(switch_on "single_module"), (forward "single_module"),
(not_empty "compatibility_version"),
(forward "compatibility_version"),
(not_empty "current_version"), (forward "current_version"),
(not_empty "install_name"), (forward "install_name")))
]>;
// 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++-header", ["hpp"]>,
LangToSuffixes<"c", ["c"]>,
LangToSuffixes<"c-header", ["h"]>,
LangToSuffixes<"c-cpp-output", ["i"]>,
LangToSuffixes<"objective-c-cpp-output", ["mi"]>,
LangToSuffixes<"objective-c++", ["mm"]>,
LangToSuffixes<"objective-c++-header", ["hmm"]>,
LangToSuffixes<"objective-c", ["m"]>,
LangToSuffixes<"objective-c-header", ["hm"]>,
LangToSuffixes<"assembler", ["s"]>,
LangToSuffixes<"assembler-with-cpp", ["S"]>,
LangToSuffixes<"llvm-assembler", ["ll"]>,
LangToSuffixes<"llvm-bitcode", ["bc"]>,
LangToSuffixes<"object-code", ["o", "*empty*"]>,
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", "llc">,
Edge<"root", "llvm_gcc_c_pch">,
Edge<"root", "llvm_gcc_cpp_pch">,
Edge<"root", "llvm_gcc_m_pch">,
Edge<"root", "llvm_gcc_mxx_pch">,
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<"root", "llvm_as",
(case (switch_on "emit-llvm"), (inc_weight))>,
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))>
]>;
|
