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17ef94fe1b
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117196 91177308-0d34-0410-b5e6-96231b3b80d8
88 lines
3.1 KiB
TableGen
88 lines
3.1 KiB
TableGen
//===- Clang.td - LLVMC toolchain descriptions -------------*- tablegen -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains compilation graph description used by llvmc.
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//
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//===----------------------------------------------------------------------===//
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def Options : OptionList<[
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(switch_option "clang", (help "Use Clang instead of llvm-gcc"))
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]>;
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class clang_based<string language, string cmd, string ext_E> : Tool<
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[(in_language language),
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(out_language "llvm-bitcode"),
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(output_suffix "bc"),
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(command cmd),
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(actions (case (switch_on "E"),
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[(forward "E"), (stop_compilation), (output_suffix ext_E)],
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(and (switch_on "E"), (empty "o")), (no_out_file),
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(switch_on "fsyntax-only"), (stop_compilation),
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(switch_on "S", "emit-llvm"),
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[(append_cmd "-emit-llvm"),
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(stop_compilation), (output_suffix "ll")],
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(not (switch_on "S", "emit-llvm")),
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(append_cmd "-emit-llvm-bc"),
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(switch_on "c", "emit-llvm"),
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(stop_compilation),
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(not_empty "include"), (forward "include"),
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(not_empty "I"), (forward "I"))),
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(sink)
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]>;
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def clang_c : clang_based<"c", "clang -x c", "i">;
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def clang_cpp : clang_based<"c++", "clang -x c++", "i">;
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def clang_objective_c : clang_based<"objective-c",
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"clang -x objective-c", "mi">;
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def clang_objective_cpp : clang_based<"objective-c++",
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"clang -x objective-c++", "mi">;
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def as : Tool<
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[(in_language "assembler"),
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(out_language "object-code"),
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(output_suffix "o"),
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(command "as"),
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(actions (case (not_empty "Wa,"), (forward_value "Wa,"),
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(switch_on "c"), (stop_compilation)))
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]>;
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// Default linker
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def llvm_ld : Tool<
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[(in_language "object-code"),
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(out_language "executable"),
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(output_suffix "out"),
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(command "llvm-ld -native -disable-internalize"),
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(actions (case
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(switch_on "pthread"), (append_cmd "-lpthread"),
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(not_empty "L"), (forward "L"),
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(not_empty "l"), (forward "l"),
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(not_empty "Wl,"), (forward_value "Wl,"))),
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(join)
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]>;
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// Compilation graph
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def ClangCompilationGraph : CompilationGraph<[
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(optional_edge "root", "clang_c",
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(case (switch_on "clang"), (inc_weight))),
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(optional_edge "root", "clang_cpp",
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(case (switch_on "clang"), (inc_weight))),
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(optional_edge "root", "clang_objective_c",
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(case (switch_on "clang"), (inc_weight))),
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(optional_edge "root", "clang_objective_cpp",
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(case (switch_on "clang"), (inc_weight))),
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(edge "clang_c", "llc"),
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(edge "clang_cpp", "llc"),
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(edge "clang_objective_c", "llc"),
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(edge "clang_objective_cpp", "llc"),
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(optional_edge "llc", "as", (case (switch_on "clang"), (inc_weight))),
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(edge "as", "llvm_ld")
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]>;
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