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annotate ChangeLog @ 235:aa0056ca7319
Added a padding value for the ALIGN directive
author | lost |
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date | Fri, 12 Jun 2009 05:25:41 +0000 |
parents | 0df2a39a268c |
children | a58f49a77441 |
rev | line source |
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148 | 1 The following includes the various changes in each release of LWTOOLS. |
2 | |
3 Each item is prefixed by a flag in []. The flags mean: | |
4 | |
5 [*] Project structure or other "meta" change | |
6 [!] critical bug fix - code generation error, etc. | |
7 [+] new feature | |
8 [-] feature removed | |
9 [b] minor bugfix | |
183
302b8db5fd89
modified lwlink to merge contiguous sections in the DECB output file to avoid the explosion of preambles
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10 [ ] general improvement |
148 | 11 |
12 Also, the software affected may follow in []. | |
13 | |
224 | 14 Version 2.5 |
15 | |
16 [!] Fixed error in the fix for invalid operands included in 2.4 [LWASM] | |
225
058f18119025
Fixed filename parsing bug in include directive and added includebin directive
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17 [b] Fixed bug with "include" directive operand parsing [LWASM] |
229 | 18 [b] Fixed additional parsing errors with pseudo ops [LWASM] |
225
058f18119025
Fixed filename parsing bug in include directive and added includebin directive
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19 [+] Added includebin directive to include the literal contents of a binary |
058f18119025
Fixed filename parsing bug in include directive and added includebin directive
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20 file at the current assembly address. [LWASM] |
226 | 21 [+] Added || and && as boolean or and boolean and respectively [LWASM] |
228 | 22 [+] Added COPY, COPY-, IMP, EXP, TFRP, TFRM, TFRS, TFRR as alternatives to |
23 the TFM instruction variations for compatibility with other assemblers | |
24 [LWASM] | |
230
0df2a39a268c
Added --6809/--6309 switches and some cleanups in error reporting
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25 [+] Added --6809/-9 switch to cause 6309 instructions to be rejected; also |
0df2a39a268c
Added --6809/--6309 switches and some cleanups in error reporting
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26 included --6309/-3 switch to force default allow of 6309 instructions |
0df2a39a268c
Added --6809/--6309 switches and some cleanups in error reporting
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27 [LWASM] |
235 | 28 [+] ALIGN now takes an optional padding value (ALIGN align,pad) to specify |
29 the byte value that will be used for padding if needed [LWASM] | |
230
0df2a39a268c
Added --6809/--6309 switches and some cleanups in error reporting
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30 [ ] Fixed a few cosmetic issues with error reporting |
224 | 31 |
220
2b254f02b252
Fixed off by one relocation offset for direct page external references
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32 Version 2.4 |
2b254f02b252
Fixed off by one relocation offset for direct page external references
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33 |
2b254f02b252
Fixed off by one relocation offset for direct page external references
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34 [!] Fixed off by one relocation offest for base page external references |
221 | 35 generated by lwasm [LWASM] |
36 [b] Fixed segfault in "extern" pseudo op and allowed a symbol list as the | |
37 operand just like "export" [LWASM] | |
223
436b36214e35
Fixed lack of error when there are extraneous characters at the end of the operand.
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38 [b] Fixed lack of error when there are extraneous characters at the end |
436b36214e35
Fixed lack of error when there are extraneous characters at the end of the operand.
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39 of the operand. This did not cause incorrect code generation for correct |
436b36214e35
Fixed lack of error when there are extraneous characters at the end of the operand.
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40 code but would silently generate incorrect code for some easy errors |
222
7803d2d09993
Allow 8 bit immediate operands to be external references
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41 [+] 8 bit immediate operands can now be external references [LWASM] |
220
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42 |
180 | 43 Version 2.3 |
44 | |
216 | 45 [*] added support for compiling using MinGW and added portions of gnulib |
46 to support argp, among other things. Yah! A Windows build! | |
187 | 47 [+] added library search path (-L) and library specification (-l) to LWLINK |
48 [+] added ability to specify section base addresses on the command line to | |
180 | 49 LWLINK (they get prepended to the built in link script) |
187 | 50 [+] added ability to output a "linkmap" to lwlink (--map, -m) |
51 [+] added LWEX0 (LWOS simple binary) target to LWLINK | |
188 | 52 [+] added ability to extract files in LWAR |
53 [+] added ability to "replace" members in LWAR | |
190 | 54 [+] added support for "sym=expr" in the opcode field; this will define a |
55 global symbol (non-section) if it resolves to a constant | |
191 | 56 [+] added operator ~ as a prefix operator for a 1s complement in LWASM |
192
bfd0fb0a85c2
Allow exporting multiple symbols on a single directive
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57 [+] allow exporting multiple symbols (export sym,sym,sym...) |
216 | 58 [+] allow extern references in base page addresing mode, possibly buggy |
59 still (LWASM) | |
60 [+] handle 8 bit external references, possibly buggy still (LWLINK) | |
206
299c5d793aca
Made lwlink smarter about not included unneeded (unreferenced) members of a library file
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61 [+] arranged for unused members of library files (archives) to be ignored |
299c5d793aca
Made lwlink smarter about not included unneeded (unreferenced) members of a library file
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62 during linking to keep the final size of the binary down (LWLINK) |
182
833d392fec82
Arranged for lwasm and lwlink to remove the output file in case they fail
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63 [b] arranged for output files for lwasm/lwlink to be removed if the assembly |
833d392fec82
Arranged for lwasm and lwlink to remove the output file in case they fail
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64 or linking fails |
209 | 65 [b] fixed incorrect handling of library search path which caused only the |
66 last directory to ever matter | |
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302b8db5fd89
modified lwlink to merge contiguous sections in the DECB output file to avoid the explosion of preambles
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67 [ ] DECB output of LWLINK now collapses contiguous output blocks into single |
302b8db5fd89
modified lwlink to merge contiguous sections in the DECB output file to avoid the explosion of preambles
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68 single blocks in the output file; this eliminates the explosion of |
302b8db5fd89
modified lwlink to merge contiguous sections in the DECB output file to avoid the explosion of preambles
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69 preambles that previously occurred |
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220a760ec654
Make lwlink display all undefined references instead of bailing after the first one
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70 [ ] LWLINK now displays *all* undefined symbols and references instead of |
220a760ec654
Make lwlink display all undefined references instead of bailing after the first one
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71 bailing out after the first one |
180 | 72 |
166 | 73 Version 2.2 |
74 | |
171 | 75 [*] created LWAR to manage library/archive files |
166 | 76 [+] cescapes pragma to allow C-style string escapes in FCC, FCS, and FCN |
77 [+] .area alias for SECTION | |
78 [+] .globl alias for EXPORT; also accept name of symbol as operand | |
79 [+] various compatibility directive aliases for FCB, FDB, FQB, RMB, FCC, | |
80 FCS, and FCN | |
81 [+] accept "*" has a prefix for base page addressing mode | |
168 | 82 [+] sections named "bss" or ".bss" in any case are now assumed to be |
83 BSS sections. The "!bss" flag can be used to remove that assumption. | |
169 | 84 [+] ignore lines starting with # to permit C pre-processor output to be used |
85 as input to lwasm | |
170
bf69160da467
Added ability to use 0x and 0X as prefixes for hexadecimal numbers
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86 [+] allow "0x" and "0X" as prefixes to identify hexadecimal numbers |
171 | 87 [+] added support for a simple library/archive file format to LWLINK |
166 | 88 [b] actually show assembly errors when no list requested |
89 [b] pragma and --pragma now actually take multiple pragmas as documented | |
90 | |
148 | 91 Version 2.1 |
92 | |
93 [*] merged LWLINK (1.0) and LWASM to create LWTOOLS | |
94 [+] [LWASM] pragmas can be specified on the command line | |
95 [+] [LWASM] undefextern pragma added (undefined symbols treated as external) | |
96 [+] documentation | |
97 [b] [LWASM] made pragmas case insensitive | |
98 [b] [LWASM] made EXTERN symbols never be part of a section in symbol table | |
99 | |
100 | |
101 LWASM Version 2.0 | |
102 | |
103 [*] major rewrite of the entire assembler | |
104 [+] object file support | |
105 | |
106 | |
107 LWLINK Version 1.0 | |
108 | |
109 [*] initial released version |