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Fixed embarrassing off by one in insn_rel length calculation
author lost@l-w.ca
date Wed, 10 Aug 2011 19:05:49 -0600
parents 84eb35251849
children e0cc66fd0551
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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4 as
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5
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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6 This is a sort of front-end script that makes lwasm look approximately like
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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7 gnu as which is useful for using lwasm as a backend to gcc. You will
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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8 probably need to edit it to make it work fully. Simply put this in place
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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9 of whatever gcc6809 installed for "as" (in the "m6809/bin" folder in
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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10 "--prefix") after editing it to point to the real location of the "lwasm"
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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11 binary.
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12
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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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 ld
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15
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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16 Similar to the "as" script above except for lwlink.
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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17
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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18
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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19 ar
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20
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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21 Similar to the "as" script above except for lwar.
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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22
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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23
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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24 To use these scripts, you really need to understand how to build a gcc as a
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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25 cross compiler. The basics are that you put the as, ld, and ar scripts
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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26 whereever you plan to put your cross-development binaries. Then, when
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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27 building the cross compiler, you tell it where the scripts are.
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28
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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29 The following worked with gcc6809 4.3.4-3:
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30
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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31 1. Install the ar, as, and ld scripts named m6809-unknown-{as,ar,ld} in a
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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32 directory in your path, say /usr/local/coco/bin/.
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33
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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34 2. Make symbolic links to /bin/true for similarly named nm, objdump, ranlib,
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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35 and strip in the same directory Some of these may not be necessary.
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36
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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37 3. Unpack gcc and apply the gcc6809 patch.
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38
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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39 4. Make sure /usr/local/coco/bin is in your PATH
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40
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41 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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42 gazillions of errors pop up compiling "gemodes.c", this is your problem.
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43
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44 6. In a directory (other than the gcc source, say "gcc-build" at the same
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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45 level as the main gcc directory, do (assuming gcc 4.3.4):
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46
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47 configure --enable-languages=c --target=m6809-unknown \
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48 --program-prefix=m6809-unknown- --enable-obsolete \
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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49 --srcdir=../gcc-4.3.4 --disable-threads --disable-nls \
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50 --disable-libssp --prefix=/usr/local/coco \
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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51 --with-as=/usr/local/coco/bin/m6809-unknown-as \
84eb35251849 Added extra scripts that can be used to run gcc6809 with lwtools as its binutils
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52 --with-ld=/usr/local/coco/bin/m6809-unknown-ld \
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53 --with-ar=/usr/local/coco/bin/m6809-unknown-ar
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54
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55 NOTE: the last three are required to prevent selection of the wrong binutils
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56 programs at runtime.
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57
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58 --with-sysroot might be useful if you have a C library involved.
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59
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60 7. Run "make". If errors appear, troubleshoot.
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61
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62 8. Run "make install". Note that you will have to have your PATH variable
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63 for "root" set up correctly if your install prefix requires root privileges.
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64
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65 The above is WOMM certified. YMMV.