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Michael Matz 0394caf784 Emit spaces for -MD
TCCs make dependency generator is incompatible with the GNU
depcomp script which is widely used.  For TCC it has to go over
the output of -MD, (it detects it as ICC compatible), but the
sed commands it uses are confused by tabs in the output, so that
some rewrites aren't done.

Those tabs will then finally confuse make itself when the
generated .d files are included.  It reads them as goal commands
(leading tab), and is totally lost then.

Short of changing depcomp (hard because distributed with all kinds
of software), simply emit spaces for -MD.
2012-05-13 02:03:47 +02:00
examples Make ex1.c and ex4.c be executable on any systems 2011-07-07 12:17:04 +02:00
include Remove semicolon in x86-64 va_arg definition. 2011-08-05 20:32:57 +02:00
lib x86_64: Implement GET_CALLER_FP 2012-04-18 20:57:13 +02:00
tests Fix comparing comparisons 2012-04-18 20:57:14 +02:00
win32 win32: tcc.exe uses libtcc.dll 2012-04-18 18:38:11 +02:00
.gitignore Further changes improving the OSX build. Everything builds. libtest passes. 2012-03-06 13:26:36 -05:00
COPYING changed license to LGPL 2003-05-24 14:18:56 +00:00
Changelog Update Changelog 2011-05-17 23:40:49 +02:00
Makefile support "x86_64-linux-gnu" subdirs with lib & include 2012-04-18 18:44:39 +02:00
README Document in README that ex4.c can be executed. 2011-07-07 12:15:43 +02:00
TODO re-apply VLA by Thomas Preud'homme 2011-04-06 09:17:03 -07:00
VERSION update Changelog, bump version: 0.9.25 2009-05-11 19:01:26 +02:00
arm-gen.c Remove vnrott (duplicate vrotb) 2012-03-14 15:39:16 +01:00
c67-gen.c rename error/warning -> tcc_(error/warning) 2011-08-11 17:07:56 +02:00
coff.h C67 COFF executable format support (TK) 2004-10-05 22:33:55 +00:00
configure Revert "Multiple fixes for 64 bit sections" 2012-03-03 10:12:06 -06:00
elf.h elf.h: define SHF_MERGE etc. 2011-07-14 19:35:20 +02:00
i386-asm.c rename error/warning -> tcc_(error/warning) 2011-08-11 17:07:56 +02:00
i386-asm.h i386-asm: support "pause" opcode 2011-02-24 09:38:13 -08:00
i386-gen.c i386: fix loading of LLOCAL floats 2012-01-23 01:45:11 +01:00
i386-tok.h integrate x86_64-asm.c into i386-asm.c 2009-12-19 22:16:20 +01:00
il-gen.c rename error/warning -> tcc_(error/warning) 2011-08-11 17:07:56 +02:00
il-opcodes.h added CIL target 2002-02-10 16:14:03 +00:00
libtcc.c Emit spaces for -MD 2012-05-13 02:03:47 +02:00
libtcc.h libtcc: minor adjustments 2011-08-11 16:55:30 +02:00
stab.def added 2002-12-08 14:36:36 +00:00
stab.h added 2002-12-08 14:36:36 +00:00
tcc-doc.texi Inform user that -b only exists on i386. 2012-03-13 19:43:43 +01:00
tcc.c tcc.c: fix previous commit "Use CString to concat linker options" 2012-04-18 18:32:37 +02:00
tcc.h Make sizeof() be of type size_t 2012-04-18 20:57:14 +02:00
tccasm.c Compile tccasm.c conditionally (TCC_CONFIG_ASM) 2012-01-06 18:34:21 +01:00
tcccoff.c rename error/warning -> tcc_(error/warning) 2011-08-11 17:07:56 +02:00
tccelf.c libtcc: tcc_get_symbol uses the TCCState parameter 2012-04-18 18:48:26 +02:00
tccgen.c Fix comparing comparisons 2012-04-18 20:57:14 +02:00
tccpe.c tcc.h: define TCC_IS_NATIVE 2012-03-05 20:15:56 +01:00
tccpp.c Fix parsing function macro invocations 2012-04-18 20:57:13 +02:00
tccrun.c tcc.h: define TCC_IS_NATIVE 2012-03-05 20:15:56 +01:00
tcctok.h tcctok.h: fix ifdef target/host confusion 2011-04-12 00:11:47 -07:00
texi2pod.pl automatic man page generation from tcc-doc.texi 2003-05-18 18:11:06 +00:00
x86_64-asm.h x86-64: fix udiv, add cqto instruction 2009-12-19 22:16:19 +01:00
x86_64-gen.c x86_64: Fix segfault for global data 2012-04-18 20:57:13 +02:00

README

Tiny C Compiler - C Scripting Everywhere - The Smallest ANSI C compiler
-----------------------------------------------------------------------

Features:
--------

- SMALL! You can compile and execute C code everywhere, for example on
  rescue disks.

- FAST! tcc generates optimized x86 code. No byte code
  overhead. Compile, assemble and link about 7 times faster than 'gcc
  -O0'.

- UNLIMITED! Any C dynamic library can be used directly. TCC is
  heading torward full ISOC99 compliance. TCC can of course compile
  itself.

- SAFE! tcc includes an optional memory and bound checker. Bound
  checked code can be mixed freely with standard code.

- Compile and execute C source directly. No linking or assembly
  necessary. Full C preprocessor included. 

- C script supported : just add '#!/usr/local/bin/tcc -run' at the first
  line of your C source, and execute it directly from the command
  line.

Documentation:
-------------

1) Installation on a i386 Linux host (for Windows read tcc-win32.txt)

   ./configure
   make
   make test
   make install

By default, tcc is installed in /usr/local/bin.
./configure --help  shows configuration options.


2) Introduction

We assume here that you know ANSI C. Look at the example ex1.c to know
what the programs look like.

The include file <tcclib.h> can be used if you want a small basic libc
include support (especially useful for floppy disks). Of course, you
can also use standard headers, although they are slower to compile.

You can begin your C script with '#!/usr/local/bin/tcc -run' on the first
line and set its execute bits (chmod a+x your_script). Then, you can
launch the C code as a shell or perl script :-) The command line
arguments are put in 'argc' and 'argv' of the main functions, as in
ANSI C.

3) Examples

ex1.c: simplest example (hello world). Can also be launched directly
as a script: './ex1.c'.

ex2.c: more complicated example: find a number with the four
operations given a list of numbers (benchmark).

ex3.c: compute fibonacci numbers (benchmark).

ex4.c: more complicated: X11 program. Very complicated test in fact
because standard headers are being used ! As for ex1.c, can also be launched
directly as a script: './ex4.c'.

ex5.c: 'hello world' with standard glibc headers.

tcc.c: TCC can of course compile itself. Used to check the code
generator.

tcctest.c: auto test for TCC which tests many subtle possible bugs. Used
when doing 'make test'.

4) Full Documentation

Please read tcc-doc.html to have all the features of TCC.

Additional information is available for the Windows port in tcc-win32.txt.

License:
-------

TCC is distributed under the GNU Lesser General Public License (see
COPYING file).

Fabrice Bellard.