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cd568ef898
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1586 Commits

Author SHA1 Message Date
uz
cd568ef898 Fixed a bug introduced by recent changes. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4065 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-28 17:38:24 +00:00
uz
f66cd4a13f Changed code generated for compares. Fixed bugs in OptStackOps. Still 
generates wrong code in at least one place.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4063 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-28 16:32:58 +00:00
uz
1b2e0f66cc Change code generated for compares for special cases. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4062 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-28 13:44:03 +00:00
uz
7f143d77d1 Added -u as an alias for --force-import. Updated command line option infos in 
the cl65 and ld65 docs.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4061 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-28 10:23:19 +00:00
uz
e0643a9f77 Relax the precondition for OPtStackOps somewhat. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4060 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-28 09:29:11 +00:00
uz
c214fa6395 When preprocessing, all compares evaluate to constants, so don't print a 
warning in this case.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4059 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-27 22:09:46 +00:00
uz
08d6d96264 Added better code to replace tossubax. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4058 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-27 22:07:28 +00:00
uz
d65928829f Added a warning if the result of a compare operation is constant. This should 
protect against missing parenthesis like in (si & 0x7F == 0). Hopefully
without too many false positives.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4057 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-27 22:00:18 +00:00
uz
55e8f67640 Try to generate more predicable code. clc always before adc or sbc. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4056 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-27 16:59:26 +00:00
uz
1b4e2111c3 Check for usage of Y instead of reloading it. The latter will destroy the 
flags from load of A.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4055 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-27 16:38:27 +00:00
uz
7c55f30627 Fixed a problem with OptPtrLoad6 (must correct stack pointer). 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4054 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-27 16:13:17 +00:00
uz
1b40f00573 Added the --force-import option also to the cl65 utility. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4053 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-27 15:30:52 +00:00
uz
ee6028993e Added a new "--force-import" command line option to the linker. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4052 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-27 14:43:44 +00:00
uz
2b15f40424 Use the new AddrSizeFromStr function. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4051 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-27 14:19:47 +00:00
uz
6f39a15eff Added an AddrSizeFromStr function. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4050 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-27 14:11:07 +00:00
uz
8fa42540c1 Disable handling of tossubax since it won't work as implemented in many cases. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4047 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-20 21:01:01 +00:00
uz
f63964e23c Added several constraints to the optimizer functions to avoid breaking code. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4046 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-20 16:06:20 +00:00
uz
4a93f188a0 Fixed a bug reported by Greg King: Initialized data for constant arrays was 
not placed in the RODATA but in the DATA segment.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4044 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-20 10:55:38 +00:00
uz
b9c0d6ac85 Also handle ldaxysp as a valid load insn before a push. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4042 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-19 13:36:26 +00:00
uz
8a0d80bbf0 Inline the left shift routines. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4041 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-19 13:20:28 +00:00
uz
57ef34f041 Apply OptTransfers3 again in a later step, so it gets another chance. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4040 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-19 12:47:30 +00:00
uz
f3b639f835 Generate more predictable code. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4039 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-19 10:17:10 +00:00
uz
2e8d62cf88 Add an additional precondition check for safety. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4038 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-19 10:14:14 +00:00
uz
824ab8b137 Serval improvements, handling of tossubax. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4037 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-18 15:10:15 +00:00
uz
45aa228489 Change order of insns in generated sequence in OptPtrLoad17. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4034 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-17 16:25:54 +00:00
uz
430c13f658 Added/corrected code info. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4033 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-17 16:23:29 +00:00
uz
97c0e45c9f Rewrite of the main function. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4032 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-17 12:52:50 +00:00
uz
548dfd3060 Change order, so that the forced imports for main() go into the global 
segments and not the one for main().


git-svn-id: svn://svn.cc65.org/cc65/trunk@4031 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-16 23:37:09 +00:00
uz
1bd4abdc67 Use correct adddressing mode for "asl a". 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4030 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-16 21:01:16 +00:00
uz
cbf4884f13 Some more pattern replacements. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4029 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-16 20:56:33 +00:00
uz
e646d35db0 Output an apropriate error message when a floating point type is encountered 
(instead of an internal compiler error).


git-svn-id: svn://svn.cc65.org/cc65/trunk@4028 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-16 19:23:07 +00:00
uz
3aa4d74b18 Added more function info 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4026 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-16 16:38:25 +00:00
uz
582506b7fc Check also sreg in OptSize1. Added information about shortcut functions for 
longs that clear the high word of the right operand on entry.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4024 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 21:00:27 +00:00
uz
d0f9a0d6a7 Fixed wrong insertion order that caused problems with labels. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4022 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 16:49:46 +00:00
uz
14b00447a8 Fixed wrong insertion order that caused problems with labels. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4021 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 16:45:02 +00:00
uz
b4fda62df9 clc should always be the insn before adc. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4020 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 16:00:30 +00:00
uz
15c420fd39 Some branch improvements. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4019 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 15:58:21 +00:00
uz
3381311674 Inline some forms of aslax1 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4018 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 15:27:43 +00:00
uz
f495a9edc3 Fixed an error 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4017 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 14:43:59 +00:00
uz
61195d914e Replace ldaxidx by inline code. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4016 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 14:20:26 +00:00
uz
33f6c85753 Add more function to the "harmless calls" list. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4015 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 14:18:00 +00:00
uz
b391929acb Minor improvement in last change 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4014 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 13:42:40 +00:00
uz
3717443f3b Try to generate more predictable code. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4013 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 13:25:40 +00:00
uz
fbe009a182 Remove even more transfer instructions. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4012 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 13:16:56 +00:00
uz
14f213cadb Remove unnecessary transfer instructions. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4011 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 12:49:15 +00:00
uz
b68db83a2b Remove more push/pop sequences. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4010 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 10:27:41 +00:00
uz
d27664036d Change order of replacement code in OptPtrLoad10 to allow detection in other 
steps.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4009 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-15 10:14:04 +00:00
uz
0c4144c586 Don't generate inlined codes for integers shifts. If necessary the optimizer 
can do that. 


git-svn-id: svn://svn.cc65.org/cc65/trunk@4007 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-14 22:17:47 +00:00
uz
0b7b9354dc Don't generate short code for the tosxxx functions when X is zero or similar. 
Let the optimizer do it. This reduces the number of possible patterns that
must be detected by the optimizer. Add tosicmp0 as a shortcut function.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4006 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-14 22:10:04 +00:00
uz
fdfa1678d4 Tell the compiler more about the runtime library functions. 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4004 b7a2c559-68d2-44c3-8de9-860c34a00d81
 2009-08-14 20:21:47 +00:00