diff options
Diffstat (limited to 'driver/Driver.ml')
| -rw-r--r-- | driver/Driver.ml | 68 |
1 files changed, 39 insertions, 29 deletions
diff --git a/driver/Driver.ml b/driver/Driver.ml index 78d141c1..81f28309 100644 --- a/driver/Driver.ml +++ b/driver/Driver.ml @@ -20,6 +20,8 @@ open Timing let stdlib_path = ref Configuration.stdlib_path +let dump_options = ref false + (* Optional sdump suffix *) let sdump_suffix = ref ".json" @@ -282,37 +284,37 @@ let process_c_file sourcename = preprocess sourcename (output_filename_default "-"); "" end else begin - let preproname = if !option_dprepro then + let preproname = if !option_dprepro then output_filename sourcename ".c" ".i" else Filename.temp_file "compcert" ".i" in preprocess sourcename preproname; - if !option_interp then begin - Machine.config := Machine.compcert_interpreter !Machine.config; - let csyntax,_ = parse_c_file sourcename preproname in - if not !option_dprepro then - safe_remove preproname; - Interp.execute csyntax; - "" - end else if !option_S then begin - compile_c_file sourcename preproname - (output_filename ~final:true sourcename ".c" ".s"); - if not !option_dprepro then - safe_remove preproname; - "" - end else begin - let asmname = - if !option_dasm - then output_filename sourcename ".c" ".s" - else Filename.temp_file "compcert" ".s" in - compile_c_file sourcename preproname asmname; - if not !option_dprepro then - safe_remove preproname; - let objname = output_filename ~final: !option_c sourcename ".c" ".o" in - assemble asmname objname; - if not !option_dasm then safe_remove asmname; - objname - end + let name = + if !option_interp then begin + Machine.config := Machine.compcert_interpreter !Machine.config; + let csyntax,_ = parse_c_file sourcename preproname in + Interp.execute csyntax; + "" + end else if !option_S then begin + compile_c_file sourcename preproname + (output_filename ~final:true sourcename ".c" ".s"); + "" + end else begin + let asmname = + if !option_dasm + then output_filename sourcename ".c" ".s" + else Filename.temp_file "compcert" ".s" in + compile_c_file sourcename preproname asmname; + let objname = output_filename ~final: !option_c sourcename ".c" ".o" in + assemble asmname objname; + if not !option_dasm then safe_remove asmname; + objname + end in + if not !option_dprepro then + safe_remove preproname; + if !dump_options then + Optionsprinter.print (output_filename sourcename ".c" ".opt.json") !stdlib_path; + name end (* Processing of a .i / .p file (preprocessed C) *) @@ -324,7 +326,9 @@ let process_i_file sourcename = "" end else if !option_S then begin compile_c_file sourcename sourcename - (output_filename ~final:true sourcename ".c" ".s"); + (output_filename ~final:true sourcename ".c" ".s"); + if !dump_options then + Optionsprinter.print (output_filename sourcename ".c" ".opt.json") !stdlib_path; "" end else begin let asmname = @@ -335,6 +339,8 @@ let process_i_file sourcename = let objname = output_filename ~final: !option_c sourcename ".c" ".o" in assemble asmname objname; if not !option_dasm then safe_remove asmname; + if !dump_options then + Optionsprinter.print (output_filename sourcename ".c" ".opt.json") !stdlib_path; objname end @@ -354,6 +360,8 @@ let process_cminor_file sourcename = let objname = output_filename ~final: !option_c sourcename ".cm" ".o" in assemble asmname objname; if not !option_dasm then safe_remove asmname; + if !dump_options then + Optionsprinter.print (output_filename sourcename ".cm" ".opt.json") !stdlib_path; objname end @@ -496,6 +504,7 @@ Tracing options: -dmach Save generated Mach code in <file>.mach -dasm Save generated assembly in <file>.s -sdump Save info for post-linking validation in <file>.json + -doptions Save the compiler configurations in <file>.opt.json General options: -stdlib <dir> Set the path of the Compcert run-time library -v Print external commands before invoking them @@ -621,6 +630,7 @@ let cmdline_actions = Exact "-dasm", Set option_dasm; Exact "-sdump", Set option_sdump; Exact "-sdump-suffix", String (fun s -> option_sdump := true; sdump_suffix:= s); + Exact "-doptions", Set dump_options; (* General options *) Exact "-v", Set option_v; Exact "-stdlib", String(fun s -> stdlib_path := s); @@ -712,6 +722,6 @@ let _ = let linker_args = time "Total compilation time" perform_actions () in if (not nolink) && linker_args <> [] then begin linker (output_filename_default "a.out") linker_args - end + end; with Sys_error msg -> eprintf "I/O error: %s.\n" msg; exit 2 |