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Added gcc6809lw patch to extras
author lost@l-w.ca
date Wed, 21 Sep 2011 21:14:09 -0600
parents 84eb35251849
children 83bb31ca8b6a
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84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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1 These files are extra utility type scripts that can be used for various
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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2 purposes.
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3
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4 as
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5
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6 This is a sort of front-end script that makes lwasm look approximately like
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7 gnu as which is useful for using lwasm as a backend to gcc. You may need to
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8 edit it to make it work fully.
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9
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10 ld
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11
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12 Similar to the "as" script above except for lwlink.
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13
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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14
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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15 ar
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16
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17 Similar to the "as" script above except for lwar.
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18
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19 gcc6809lw-4.6.1-1.patch
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20
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21 These are patches to the main gcc source distribution for specific releases.
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22 The last number after the dash is a patch level for the specific patch.
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23 These are different to the official gcc6809 releases in the following ways.
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24 First, all the source for as-6809 is removed. Also, the special "helper"
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25 makefile and directory is removed. Also, as of this writing, the
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26 distribution side for gcc6809 has been down for months and the latest
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27 release was for gcc 4.3.4 which does not build on 64 bit linux.
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30 To use these scripts, you really need to understand how to build a gcc as a
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31 cross compiler. The basics are that you put the as, ld, and ar scripts
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32 whereever you plan to put your cross-development binaries. Then, when
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33 building the cross compiler, you tell it where the scripts are.
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34
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35 The following work
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37 1. Install the ar, as, and ld scripts named m6809-unknown-{as,ar,ld} in a
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38 directory in your path, say /usr/local/coco/bin/.
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39
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40 2. Make symbolic links to /bin/true for similarly named nm, objdump, ranlib,
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41 and strip in the same directory Some of these may not be necessary.
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42
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43 3. Unpack gcc and apply the gcc6809 patch. The gcc6809lw* patch file
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44 in this directory is known to work with these instructions.
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45
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46 4. Make sure /usr/local/coco/bin is in your PATH
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47
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48 5. Make sure "." is NOT in your path or is at the END of PATH. If you have
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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49 gazillions of errors pop up compiling "gemodes.c", this is your problem.
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51 6. In a directory (other than the gcc source, say "gcc-build" at the same
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52 level as the main gcc directory, do (assuming gcc 4.3.4):
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53
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54 configure --enable-languages=c --target=m6809-unknown \
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55 --program-prefix=m6809-unknown- --enable-obsolete \
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56 --srcdir=../gcc-4.3.4 --disable-threads --disable-nls \
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57 --disable-libssp --prefix=/usr/local/coco \
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58 --with-as=/usr/local/coco/bin/m6809-unknown-as \
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59 --with-ld=/usr/local/coco/bin/m6809-unknown-ld \
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60 --with-ar=/usr/local/coco/bin/m6809-unknown-ar
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61
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62 NOTE: the last three are required to prevent selection of the wrong binutils
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63 programs at runtime.
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64
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65 --with-sysroot might be useful if you have a C library involved.
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67 7. Run "make". If errors appear, troubleshoot.
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69 8. Run "make install". Note that you will have to have your PATH variable
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70 for "root" set up correctly if your install prefix requires root privileges.
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71
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72 The above is WOMM certified. YMMV.