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Insights: cc65/cc65
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17 Pull requests merged by 5 people
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Apple2: Fix permanently disabled IRQ
#2745 merged
Jun 26, 2025 -
Allow "sp" as an alias for "c_sp" to avoid breaking old code
#2742 merged
Jun 26, 2025 -
fix version in sysuname for all targets
#2737 merged
Jun 25, 2025 -
Add an optimization that removes compare instructions preceeding RTS or function calls
#2735 merged
Jun 25, 2025 -
rename "sp" to "c_sp", avoid conflict with 4510 opcodes
#2674 merged
Jun 24, 2025 -
Updated documentation with cscanf
#2733 merged
Jun 24, 2025 -
Implement conio cgets
#2705 merged
Jun 23, 2025 -
Allow multiple passes for da65 to resolve labels
#2723 merged
Jun 23, 2025 -
When studying a symbol expression use its address size if its smaller than that of the symbol
#2729 merged
Jun 23, 2025 -
Small cleanup for da65
#2722 merged
Jun 23, 2025 -
Fix wrong file offset handling for a memory area with only run segments written to a file
#2710 merged
Jun 23, 2025 -
Cleanup for the da65 code base
#2728 merged
Jun 23, 2025 -
TGI Documentation and Comments fix
#2711 merged
Jun 23, 2025 -
Mega65 target
#2730 merged
Jun 23, 2025 -
part of #1792 - 48GS02 assembler support
#2724 merged
Jun 22, 2025 -
m740 Support
#2707 merged
Jun 20, 2025 -
fixes #2714
#2720 merged
Jun 20, 2025
5 Pull requests opened by 3 people
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C65 and Mega65 initial C support
#2734 opened
Jun 24, 2025 -
add profiling support
#2741 opened
Jun 26, 2025 -
Do not read a file twice if it has an include guard
#2743 opened
Jun 26, 2025 -
Fix -s vs QUIET in the makefiles
#2746 opened
Jun 26, 2025 -
see #2605, #2061, #1735, probably others
#2747 opened
Jun 26, 2025
25 Issues closed by 2 people
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ppubuf_flush can run past vblank period, causing graphical glitches
#1703 closed
Jun 26, 2025 -
Add support for the MEGA65
#2230 closed
Jun 26, 2025 -
#pragma local-strings doesn't work!
#2546 closed
Jun 26, 2025 -
Range error (Address size 2 does not match fragment size 1)
#2542 closed
Jun 26, 2025 -
Add pre-defined macro `__VERSION__` like a gcc, clang, msvc... etc
#2150 closed
Jun 26, 2025 -
Non-empty scopes count as boundaries for cheap locals
#1855 closed
Jun 26, 2025 -
Building 64bit windows binaries is broken
#1919 closed
Jun 26, 2025 -
Link drivers statically
#1399 closed
Jun 26, 2025 -
Ben Eater 6502 breadboard computer support?
#1449 closed
Jun 26, 2025 -
Support for 4510GS
#1577 closed
Jun 26, 2025 -
(Atari) Unexpected effect of -O on PIA behaviour
#1603 closed
Jun 26, 2025 -
[info] What does CC65 do with the hardware stack?
#1037 closed
Jun 26, 2025 -
Optimisation: Save a byte in popa.s (most trivial optimisation ever?)
#566 closed
Jun 26, 2025 -
plus4 TGI port from c64 TGI.
#822 closed
Jun 26, 2025 -
cl65 writes object files into current work directory by default
#168 closed
Jun 26, 2025 -
cc65: Dead code not removed by optimizer
#2025 closed
Jun 25, 2025 -
cc65: Compiler does no range check on integer literals
#2026 closed
Jun 24, 2025 -
ca65: Macros that indirectly .include are now broken
#1503 closed
Jun 24, 2025 -
Program counter wrong using .include inside a macro
#2155 closed
Jun 24, 2025 -
last official release was over 5 years ago
#2731 closed
Jun 23, 2025 -
Current ca65 generates different code for msbasic
#2208 closed
Jun 23, 2025 -
unexpected ld65 error when load=ROM and run=RAM
#2694 closed
Jun 23, 2025 -
da65: Section "Supported CPUs" is a mess
#2726 closed
Jun 22, 2025 -
unexpected leftover temp files on failed compiles
#2714 closed
Jun 20, 2025 -
New Release package
#2721 closed
Jun 20, 2025
3 Issues opened by 2 people
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jsr incsp2 jmp incsp2 optimization
#2748 opened
Jun 26, 2025 -
unexpected missing symbol _clock_gettime()
#2732 opened
Jun 23, 2025 -
da65: Disassembler doesn't accept start addresses > $FFFF when disassembling for 65816
#2727 opened
Jun 21, 2025
53 Unresolved conversations
Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.
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CA65: .IFREF + .PROC in one directive
#1056 commented on
Jun 23, 2025 • 0 new comments -
Unable to install the cc65 binaries under macOS due to insufficient permission
#2605 commented on
Jun 25, 2025 • 0 new comments -
Missed optimization chance, repeated Y loads
#290 commented on
Jun 26, 2025 • 0 new comments -
Indirect array accesses not ZP-optimized
#243 commented on
Jun 26, 2025 • 0 new comments -
Oric 1-Atmos firmware sound routines
#555 commented on
Jun 26, 2025 • 0 new comments -
Any API to draw on the screen?
#815 commented on
Jun 26, 2025 • 0 new comments -
Has anyone followed Dominic's attempt on the BBC?
#812 commented on
Jun 26, 2025 • 0 new comments -
Can I build the creativision roms with a different font set?
#746 commented on
Jun 26, 2025 • 0 new comments -
How do I access the VDC, PSG, VCE definitions?
#738 commented on
Jun 26, 2025 • 0 new comments -
When exporting labels using -Ln set labels bank byte (if any) as the upper 8 bits and extend then output from 24bit to 32bit.
#648 commented on
Jun 26, 2025 • 0 new comments -
How can I create a cartridge image for the C16 or Vic20?
#633 commented on
Jun 26, 2025 • 0 new comments -
VPOKE/VPEEK to access VDP memory
#614 commented on
Jun 26, 2025 • 0 new comments -
[stdio] Getchar does not wait for the input
#1293 commented on
Jun 26, 2025 • 0 new comments -
Possible special case optimization for basic arithmetic
#1203 commented on
Jun 26, 2025 • 0 new comments -
Flexible array extension?
#1126 commented on
Jun 26, 2025 • 0 new comments -
Continous buzz/noise produced (PSG init issue?) - "psg_silence()" has no effect on it
#947 commented on
Jun 26, 2025 • 0 new comments -
Some more conio support
#960 commented on
Jun 26, 2025 • 0 new comments -
jump tables for switch
#1049 commented on
Jun 26, 2025 • 0 new comments -
#pragma once
#1596 commented on
Jun 26, 2025 • 0 new comments -
It would be cool to pass a different font set
#1582 commented on
Jun 26, 2025 • 0 new comments -
background colors seem wrong (white is grey, red is violet, etc.)
#1570 commented on
Jun 26, 2025 • 0 new comments -
Doc or link to doc for creativision-specific functions?
#1488 commented on
Jun 26, 2025 • 0 new comments -
Support for volatile data missing
#1351 commented on
Jun 26, 2025 • 0 new comments -
provide a cmake toolchain (for compiler users)
#1884 commented on
Jun 26, 2025 • 0 new comments -
memset with value 0 is optimized into inline code, but bzero is not
#1845 commented on
Jun 26, 2025 • 0 new comments -
Passing a define on commandline that isn't number gives invalid definition
#1830 commented on
Jun 26, 2025 • 0 new comments -
warning for pc falling through a .endproc with no rts/rtl
#1753 commented on
Jun 26, 2025 • 0 new comments -
--list-warnings for ca65
#1757 commented on
Jun 26, 2025 • 0 new comments -
Disassembly of invalid addresses breaks disassembly of other areas of code
#2147 commented on
Jun 26, 2025 • 0 new comments -
allow c99 non-constant in initializer lists
#2126 commented on
Jun 26, 2025 • 0 new comments -
ld65 outputs wrong HIGH relocation for undefined references
#2066 commented on
Jun 26, 2025 • 0 new comments -
Codegen assigns X to 0 when loading into __A__
#2601 commented on
Jun 26, 2025 • 0 new comments -
local macro labels break cheap scopes
#2656 commented on
Jun 26, 2025 • 0 new comments -
ca65: .undef doesn't work inside macros
#2678 commented on
Jun 26, 2025 • 0 new comments -
memcpy optimization buggy when dst ptr is cast
#2207 commented on
Jun 26, 2025 • 0 new comments -
cc65: Comments within _Pragma aren't accepted
#2231 commented on
Jun 26, 2025 • 0 new comments -
ABI decisions to be made
#2247 commented on
Jun 26, 2025 • 0 new comments -
cc65 extension on enumerator constants conflicted with C23
#2429 commented on
Jun 26, 2025 • 0 new comments -
Add ".if" directives for register sizes
#2432 commented on
Jun 26, 2025 • 0 new comments -
Wrong handling of enum/struct/union types without member lists in local declarations
#2433 commented on
Jun 26, 2025 • 0 new comments -
STDIN reading issue?
#2603 commented on
Jun 26, 2025 • 0 new comments -
Segment address size does not apply to static variables
#1848 commented on
Jun 26, 2025 • 0 new comments -
Outdated apt package and release tag
#2281 commented on
Jun 27, 2025 • 0 new comments -
cc65: Invalid code generated for switch statement
#2172 commented on
Jun 27, 2025 • 0 new comments -
da65: Disassembler Generates Nonexistent Branch Targets
#2717 commented on
Jun 27, 2025 • 0 new comments -
long long support is missing
#2688 commented on
Jun 27, 2025 • 0 new comments -
ca65/ld65/od65 support for weak symbols
#890 commented on
Jun 23, 2025 • 0 new comments -
Fix for #796 (CA65: References inside of a scope aren't known outside of that scope.)
#1072 commented on
Jun 23, 2025 • 0 new comments -
Fixed #1970 (Missing definition for ST on cbm610 with getdevice)
#1972 commented on
Jun 25, 2025 • 0 new comments -
Add profiling support to sim65
#2049 commented on
Jun 23, 2025 • 0 new comments -
Expand macros in listing
#2279 commented on
Jun 27, 2025 • 0 new comments -
Add segment ID to assembler listing for reloc code
#2280 commented on
Jun 27, 2025 • 0 new comments -
Pragma once
#2353 commented on
Jun 26, 2025 • 0 new comments