diff options
| -rw-r--r-- | tcc-doc.texi | 68 | ||||
| -rw-r--r-- | tcc.c | 21 |
2 files changed, 55 insertions, 34 deletions
diff --git a/tcc-doc.texi b/tcc-doc.texi index 105c007..0d6e970 100644 --- a/tcc-doc.texi +++ b/tcc-doc.texi @@ -157,47 +157,38 @@ General Options: @c man begin OPTIONS @table @option -@item -v -Display current TCC version, increase verbosity. - -@item -print-search-dirs -Print the name of the configured installation directory and a list -of program and library directories tcc will search. - @item -c Generate an object file. @item -o outfile Put object file, executable, or dll into output file @file{outfile}. -@item -Bdir -Set the path where the tcc internal libraries can be found (default is -@file{PREFIX/lib/tcc}). - -@item -bench -Output compilation statistics. - @item -run source [args...] Compile file @var{source} and run it with the command line arguments @var{args}. In order to be able to give more than one argument to a script, several TCC options can be given @emph{after} the -@option{-run} option, separated by spaces. Example: - +@option{-run} option, separated by spaces: @example tcc "-run -L/usr/X11R6/lib -lX11" ex4.c @end example - In a script, it gives the following header: - @example #!/usr/local/bin/tcc -run -L/usr/X11R6/lib -lX11 -#include <stdlib.h> -int main(int argc, char **argv) -@{ - ... -@} @end example +@item -v +Display TCC version. + +@item -vv +Show included files. As sole argument, print search dirs (as below). + +@item -bench +Display compilation statistics. + +@item -print-search-dirs +Print the configured installation directory and a list of library +and include directories tcc will search. + @end table Preprocessor options: @@ -284,6 +275,10 @@ Link your program with dynamic library libxxx.so or static library libxxx.a. The library is searched in the paths specified by the @option{-L} option. +@item -Bdir +Set the path where the tcc internal libraries (and include files) can be +found (default is @file{PREFIX/lib/tcc}). + @item -shared Generate a shared library instead of an executable. @@ -301,10 +296,10 @@ opened with @code{dlopen()} needs to access executable symbols. @item -r Generate an object file combining all input files. -@item -Wl,-Ttext,address -Set the start of the .text section to @var{address}. +@item -Wl,-rpath=path +Put custom seatch path for dynamic libraries into executable. -@item -Wl,--oformat,fmt +@item -Wl,--oformat=fmt Use @var{fmt} as output format. The supported output formats are: @table @code @item elf32-i386 @@ -315,8 +310,14 @@ Binary image (only for executable output) COFF output format (only for executable output for TMS320C67xx target) @end table -@item -Wl,-rpath=path -Set custom library search path +@item -Wl,-subsystem=console/gui/wince/... +Set type for PE (Windows) executables. + +@item -Wl,-[Ttext=# | section-alignment=# | file-alignment=# | image-base=# | stack=#] +Modify executable layout. + +@item -Wl,-Bsymbolic +Set DT_SYMBOLIC tag. @end table @@ -342,6 +343,17 @@ Display N callers in stack traces. This is useful with @option{-g} or @end table +Misc options: + +@table @option +@item -MD +Generate makefile fragment with dependencies. + +@item -MF depfile +Use @file{depfile} as output for -MD. + +@end table + Note: GCC options @option{-Ox}, @option{-fx} and @option{-mx} are ignored. @c man end @@ -46,29 +46,33 @@ static void help(void) "Usage: tcc [options...] [-o outfile] [-c] infile(s)...\n" " tcc [options...] -run infile [arguments...]\n" "General options:\n" - " -v display current version, increase verbosity\n" " -c compile only - generate an object file\n" " -o outfile set output filename\n" - " -Bdir set tcc internal library and include path\n" - " -bench output compilation statistics\n" " -run run compiled source\n" " -fflag set or reset (with 'no-' prefix) 'flag' (see man page)\n" " -Wwarning set or reset (with 'no-' prefix) 'warning' (see man page)\n" " -w disable all warnings\n" + " -v show version\n" + " -vv show included files (as sole argument: show search paths)\n" + " -bench show compilation statistics\n" "Preprocessor options:\n" " -E preprocess only\n" " -Idir add include path 'dir'\n" " -Dsym[=val] define 'sym' with value 'val'\n" " -Usym undefine 'sym'\n" + " -nostdinc do not use standard system include paths\n" "Linker options:\n" " -Ldir add library path 'dir'\n" " -llib link with dynamic or static library 'lib'\n" + " -Bdir use 'dir' as tcc internal library and include path\n" + " -nostdlib do not link with standard crt and libraries\n" " -pthread link with -lpthread and -D_REENTRANT (POSIX Linux)\n" + " -r generate (relocatable) object file\n" + " -rdynamic export all global symbols to dynamic linker\n" " -shared generate a shared library\n" " -soname set name for shared library to be used at runtime\n" " -static static linking\n" - " -rdynamic export all global symbols to dynamic linker\n" - " -r generate (relocatable) object file\n" + " -Wl,opt[=val] set linker option 'opt' (see manual)\n" "Debugger options:\n" " -g generate runtime debug info\n" #ifdef CONFIG_TCC_BCHECK @@ -175,7 +179,7 @@ static const TCCOption tcc_options[] = { { "MD", TCC_OPTION_MD, 0}, { "MF", TCC_OPTION_MF, TCC_OPTION_HAS_ARG }, { "x", TCC_OPTION_x, TCC_OPTION_HAS_ARG }, - { NULL }, + { NULL, 0, 0 }, }; static int64_t getclock_us(void) @@ -458,7 +462,12 @@ static int parse_args(TCCState *s, int argc, char **argv) case TCC_OPTION_MF: deps_outfile = optarg; break; + case TCC_OPTION_O: + case TCC_OPTION_pedantic: + case TCC_OPTION_pipe: + case TCC_OPTION_s: case TCC_OPTION_x: + /* ignored */ break; default: if (s->warn_unsupported) { |