| //===- PIC16.td - PIC16 toolchain driver -------------------*- tablegen -*-===// |
| // |
| // A basic driver for the PIC16 toolchain. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| include "llvm/CompilerDriver/Common.td" |
| |
| // Options |
| |
| def OptionList : OptionList<[ |
| (switch_option "g", |
| (help "Enable Debugging")), |
| (switch_option "E", |
| (help "Stop after preprocessing, do not compile")), |
| (switch_option "S", |
| (help "Stop after compilation, do not assemble")), |
| (switch_option "bc", |
| (help "Stop after b-code generation, do not compile")), |
| (switch_option "c", |
| (help "Stop after assemble, do not link")), |
| (prefix_option "p", |
| (help "Specify part name")), |
| (prefix_list_option "I", |
| (help "Add a directory to include path")), |
| (prefix_list_option "L", |
| (help "Add a directory to library path")), |
| (prefix_list_option "K", |
| (help "Add a directory to linker script search path")), |
| (parameter_option "l", |
| (help "Specify a library to link")), |
| (parameter_option "k", |
| (help "Specify a linker script")), |
| (parameter_option "m", |
| (help "Generate linker map file with the given name")), |
| (prefix_list_option "D", |
| (help "Define a macro")), |
| (switch_option "X", |
| (help "Do not invoke mp2hex to create an output hex file.")), |
| (switch_option "O0", |
| (help "Do not optimize")), |
| (switch_option "O1", |
| (help "Optimization Level 1.")), |
| (switch_option "O2", |
| (help "Optimization Level 2.")), |
| (switch_option "O3", |
| (help "Optimization Level 3.")), |
| (switch_option "Od", |
| (help "Perform Debug-safe Optimizations only.")), |
| (switch_option "w", |
| (help "Disable all warnings.")), |
| // (switch_option "O1", |
| // (help "Optimization level 1")), |
| // (switch_option "O2", |
| // (help "Optimization level 2. (Default)")), |
| // (parameter_option "pre-RA-sched", |
| // (help "Example of an option that is passed to llc")), |
| (parameter_option "regalloc", |
| (help "Register allocator to use (possible values: simple, linearscan, pbqp, local; default=linearscan)")), |
| (prefix_list_option "Wa,", (comma_separated), |
| (help "Pass options to assembler (Run 'gpasm -help' for assembler options)")), |
| (prefix_list_option "Wl,", (comma_separated), |
| (help "Pass options to linker (Run 'mplink -help' for linker options)")) |
| // (prefix_list_option "Wllc,", |
| // (help "Pass options to llc")), |
| // (prefix_list_option "Wo,", |
| // (help "Pass options to llvm-ld")) |
| ]>; |
| |
| // Tools |
| class clang_based<string language, string cmd, string ext_E> : Tool< |
| [(in_language language), |
| (out_language "llvm-bitcode"), |
| (output_suffix "bc"), |
| (command cmd), |
| (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"), [(forward "E"), |
| (stop_compilation), (output_suffix ext_E)], |
| (and (switch_on "E"), (empty "o")), (no_out_file), |
| (switch_on "bc"),[(stop_compilation), (output_suffix "bc")], |
| (switch_on "g"), (append_cmd "-g"), |
| (switch_on "w"), (append_cmd "-w"), |
| (switch_on "O1"), (append_cmd ""), |
| (switch_on "O2"), (append_cmd ""), |
| (switch_on "O3"), (append_cmd ""), |
| (switch_on "Od"), (append_cmd ""), |
| (not_empty "D"), (forward "D"), |
| (not_empty "I"), (forward "I"), |
| (switch_on "O0"), (append_cmd "-O0"), |
| (default), (append_cmd "-O1"))) |
| // (sink) |
| ]>; |
| |
| def clang_cc : clang_based<"c", "$CALL(GetBinDir)clang -cc1 -I $CALL(GetStdHeadersDir) -D $CALL(GetLowerCasePartDefine) -D $CALL(GetUpperCasePartDefine) -triple=pic16- -emit-llvm-bc ", "i">; |
| |
| //def clang_cc : Tool<[ |
| // (in_language "c"), |
| // (out_language "llvm-bitcode"), |
| // (output_suffix "bc"), |
| // (cmd_line "$CALL(GetBinDir)clang-cc -I $CALL(GetStdHeadersDir) -triple=pic16- -emit-llvm-bc "), |
| // (cmd_line kkkkk |
| // (actions (case |
| // (switch_on "g"), (append_cmd "g"), |
| // (not_empty "I"), (forward "I"))), |
| // (sink) |
| //]>; |
| |
| |
| // pre-link-and-lto step. |
| def llvm_ld : Tool<[ |
| (in_language "llvm-bitcode"), |
| (out_language "llvm-bitcode"), |
| (output_suffix "bc"), |
| (command "$CALL(GetBinDir)llvm-ld -L $CALL(GetStdLibsDir) -disable-licm-promotion -l std"), |
| (out_file_option "-b"), |
| (actions (case |
| (switch_on "O0"), (append_cmd "-disable-opt"), |
| (switch_on "O1"), (append_cmd "-disable-opt"), |
| // Whenever O3 is not specified on the command line, default i.e. disable-inlining will always be added. |
| (switch_on "O2"), (append_cmd ""), |
| (switch_on "O3"), (append_cmd ""), |
| (default), (append_cmd "-disable-inlining"))), |
| (join) |
| ]>; |
| |
| // optimize single file |
| def llvm_ld_optimizer : Tool<[ |
| (in_language "llvm-bitcode"), |
| (out_language "llvm-bitcode"), |
| (output_suffix "bc"), |
| // FIXME: we are still not disabling licm-promotion. |
| // -disable-licm-promotion and building stdn library causes c16-71 to fail. |
| (command "$CALL(GetBinDir)llvm-ld "), |
| (out_file_option "-b"), |
| (actions (case |
| (switch_on "O0"), (append_cmd "-disable-opt"), |
| (switch_on "O1"), (append_cmd "-disable-opt"), |
| // Whenever O3 is not specified on the command line, default i.e. disable-inlining will always be added. |
| (switch_on "O2"), (append_cmd ""), |
| (switch_on "O3"), (append_cmd ""), |
| (default), (append_cmd "-disable-inlining"))) |
| ]>; |
| |
| // optimizer step. |
| def pic16passes : Tool<[ |
| (in_language "llvm-bitcode"), |
| (out_language "llvm-bitcode"), |
| (output_suffix "obc"), |
| (command "$CALL(GetBinDir)opt -pic16cloner -pic16overlay -f"), |
| (actions (case |
| (switch_on "O0"), (append_cmd "-disable-opt"))) |
| ]>; |
| |
| def llc : Tool<[ |
| (in_language "llvm-bitcode"), |
| (out_language "assembler"), |
| (output_suffix "s"), |
| (command "$CALL(GetBinDir)llc -march=pic16 -disable-jump-tables -pre-RA-sched=list-burr -f"), |
| (actions (case |
| (switch_on "S"), (stop_compilation), |
| // (not_empty "Wllc,"), (unpack_values "Wllc,"), |
| // (not_empty "pre-RA-sched"), (forward "pre-RA-sched"))) |
| (not_empty "regalloc"), (forward "regalloc"), |
| (empty "regalloc"), (append_cmd "-regalloc=linearscan"))) |
| ]>; |
| |
| def gpasm : Tool<[ |
| (in_language "assembler"), |
| (out_language "object-code"), |
| (output_suffix "o"), |
| (command "$CALL(GetBinDir)gpasm -z -r decimal -I $CALL(GetStdAsmHeadersDir) -C -c -w 2"), |
| (actions (case |
| (switch_on "c"), (stop_compilation), |
| (switch_on "g"), (append_cmd "-g"), |
| (not_empty "p"), (forward "p"), |
| (empty "p"), (append_cmd "-p 16f1xxx"), |
| (not_empty "Wa,"), (forward_value "Wa,"))) |
| ]>; |
| |
| def mplink : Tool<[ |
| (in_language "object-code"), |
| (out_language "executable"), |
| (output_suffix "cof"), |
| (command "$CALL(GetBinDir)mplink -e -k $CALL(GetStdLinkerScriptsDir) -l $CALL(GetStdLibsDir) intrinsics.lib stdn.lib"), |
| (actions (case |
| (not_empty "Wl,"), (forward_value "Wl,"), |
| (switch_on "X"), (append_cmd "-x"), |
| (not_empty "L"), (forward_as "L", "-l"), |
| (not_empty "K"), (forward_as "K", "-k"), |
| (not_empty "m"), (forward "m"), |
| (not_empty "p"), [(forward "p"), (append_cmd "-c")], |
| (empty "p"), (append_cmd "-p 16f1xxx -c"), |
| // (not_empty "l"), [(unpack_values "l"),(append_cmd ".lib")])), |
| (not_empty "k"), (forward "k"), |
| (not_empty "l"), (forward "l"))), |
| (join) |
| ]>; |
| |
| // Language map |
| |
| def LanguageMap : LanguageMap<[ |
| (lang_to_suffixes "c", "c"), |
| (lang_to_suffixes "c-cpp-output", "i"), |
| (lang_to_suffixes "assembler", "s"), |
| (lang_to_suffixes "assembler-with-cpp", "S"), |
| (lang_to_suffixes "llvm-assembler", "ll"), |
| (lang_to_suffixes "llvm-bitcode", "bc"), |
| (lang_to_suffixes "object-code", "o"), |
| (lang_to_suffixes "executable", "cof") |
| ]>; |
| |
| // Compilation graph |
| |
| def CompilationGraph : CompilationGraph<[ |
| (edge "root", "clang_cc"), |
| (edge "root", "llvm_ld"), |
| (optional_edge "root", "llvm_ld_optimizer", |
| (case (switch_on "S"), (inc_weight), |
| (switch_on "c"), (inc_weight))), |
| (edge "root", "gpasm"), |
| (edge "root", "mplink"), |
| (edge "clang_cc", "llvm_ld"), |
| (optional_edge "clang_cc", "llvm_ld_optimizer", |
| (case (switch_on "S"), (inc_weight), |
| (switch_on "c"), (inc_weight))), |
| (edge "llvm_ld", "pic16passes"), |
| (edge "llvm_ld_optimizer", "pic16passes"), |
| (edge "pic16passes", "llc"), |
| (edge "llc", "gpasm"), |
| (edge "gpasm", "mplink") |
| ]>; |
