Planet SBCL Archives - April, 2025

April, 2025

April, 2025

1st

Check for transform :result - SBCL Commits
Don't overflow on big floats in truncate transforms. - SBCL Commits
Fix bignum-to-float rounding. - SBCL Commits

2nd

More consistent float to bignum truncation. - SBCL Commits
Fix a test for x87 - SBCL Commits
Add ftruncate1. - SBCL Commits
Stop saying (out of 20 contribs) - SBCL Commits
Restore building with UCVRT. - SBCL Commits
mv-bind-unused-p: check for present vars. - SBCL Commits

3rd

find-dynamic-foreign-symbol-address: look in *shared-objects* first. - SBCL Commits
Don't load msvcrt.dll when built with UCRT. - SBCL Commits
github actions: multiple msys2 targets. - SBCL Commits

4th

Turn wrap-if into a macro. - SBCL Commits
[2106201] Incorrect result from MAKE-SEQUENCE - Launchpad Bugs
Inline digit-char-p in the reader. - SBCL Commits
make-sequence: check the right variable for initial-element. - SBCL Commits
Include mswin64.def when building libsbcl - SBCL Commits
Don't rely on output-object to reenter pprint-logical-block. - SBCL Commits
with-circularity-detection: make things dynamic-extent. - SBCL Commits

5th

Transform ROUND on floats. - SBCL Commits
Define FROUND1 - SBCL Commits
Fix round on 32-bit. - SBCL Commits
[2106296] ROUND not working on bignum second argument - Launchpad Bugs
Fix number-dispatch in ROUND. - SBCL Commits

6th

Better number-dispatch for floats in truncate. - SBCL Commits
Prefer OBJECT-SLOT-EA to EA when applicable - SBCL Commits
Use :dword comparisons for N args,results - SBCL Commits
Change PUSH+RET to JMP - SBCL Commits
Better number-dispatch for floats in ftruncate. - SBCL Commits
Fix elf-sans-immobile for #+(and (not immobile-space) gencgc) - SBCL Commits

7th

[2106358] SBCL produces inefficient code in the presence of &KEY arguments - Launchpad Bugs
Fix weak hash-tables. - SBCL Commits
Use leaf-defined-type from optionals for constraint propagation. - SBCL Commits
[2106432] Incorrect type error from declared type - Launchpad Bugs
x86-64: fix range comparisons on 32-bit values. - SBCL Commits

8th

editcore: Default *heap-arrangement* to unbound, not NIL - SBCL Commits
Remove obsolete comment - SBCL Commits

9th

Fix compute-from-flags - SBCL Commits
Treat symbol-name as an ordinary slot in editcore - SBCL Commits
Delete bogus math which massively oversized fixedobj space - SBCL Commits
x86-64: Give multiple responsibilities to R12-TN - SBCL Commits
Faster (truncate ratio integer). - SBCL Commits

10th

Revert "x86-64: Give multiple responsibilities to R12-TN" - SBCL Commits
Faster (truncate ratio ratio). - SBCL Commits
Record final padding amount for asm code blob - SBCL Commits
Unexpose code-fun-table-count - SBCL Commits
arm64: fix signed-multiply-low-high lifetimes. - SBCL Commits
Faster (floor/ceiling ratio ratio). - SBCL Commits
Restore ratio type derivations. - SBCL Commits
Render patch-asm-codeblob more understandably to me - SBCL Commits
futex-wait.test.sh: actually test for strace. - SBCL Commits
solist.pure: create at least two threads. - SBCL Commits
Even faster (truncate ratio ratio) - SBCL Commits

11th

Write lossage backtraces to stderr rather than stdout - SBCL Commits
x86-64: Give multiple responsibilities to R12-TN - SBCL Commits
x86-64: Remove T/NIL constants slot of thread struct - SBCL Commits
[2106806] Build fails: mmap: Cannot allocate memor - Launchpad Bugs
Define round-float transforms on 32-bit. - SBCL Commits
Fix x86 build. - SBCL Commits
sb-unix:unix-tmpfile: catch NULL. - SBCL Commits
Adjust unbypass-linkage (fixing elf-sans-immobile) - SBCL Commits
Faster ROUND on ratios. - SBCL Commits
Faster (floor/ceiling integer ratio). - SBCL Commits
Fix ROUND. - SBCL Commits
Fix editcore for arm64 - SBCL Commits
Transform (truncate signed-word signed-word) - SBCL Commits

12th

[2107227] bogus operands to CMP - Launchpad Bugs
Transform (the integer (/ fixnum fixnum)) to truncate. - SBCL Commits
erase-lvar-type: stop infinite recursion. - SBCL Commits
Adjust car-eq-if-listp to compute T - SBCL Commits
Define %unary-truncate using inlined truncate. - SBCL Commits
Better car-eq-if-listp. - SBCL Commits
x86-64: annotate NIL and T in disassemble. - SBCL Commits
[2107243] The value NIL is not of type SB-C::LVAR - Launchpad Bugs
stack: Minor cleanup. - SBCL Commits
stack: Allow %NIP-VALUES to process stack lvars as well. - SBCL Commits
Use original fun name for auto-dx, not a transform provided name. - SBCL Commits
cast-or-check-bound-type: catch nodes without an lvar. - SBCL Commits
Convert (/ any 1/ratio) to multiplication. - SBCL Commits
Convert (* any 1/x) to division. - SBCL Commits
Allow more fuzz and remove noisy output - SBCL Commits
Faster integer-/-integer when producing ratios. - SBCL Commits

13th

x86-64: tweak #+mark-region-gc for presumptive static space relocation - SBCL Commits
Faster fixnum-gcd - SBCL Commits
Put back in an architecture-specific hack - SBCL Commits
x86-64: fix lifetime issues in the DPB VOPs. - SBCL Commits
ppc64: move the division assembly routines into VOPs. - SBCL Commits
arm32: put back binary gcd. - SBCL Commits
Correct a few more assumptions of sub-2GB static space - SBCL Commits
Recognize mask-signed-field. - SBCL Commits
Transform (mask-signed-field n (ldb (byte n 0) a)) - SBCL Commits
Fix elfcore test - SBCL Commits
Add modular arithmetic for (truncate signed-word signed-word) - SBCL Commits

14th

Add a VOP for mask-signed-field on integers. - SBCL Commits
Unrandomize the core directory order in reorganize-core - SBCL Commits
x86-64: impart new cleverness to symbol-name-hash - SBCL Commits
Add ignorable - SBCL Commits
Fold (1- (1+ x)) - SBCL Commits
Speed up ratio-to-float for fixnum ratios. - SBCL Commits
vop-optimize reset-stack-pointer: remove MOVEs as well. - SBCL Commits
arm64: allow current-stack-pointer to write to control-stack tns. - SBCL Commits
arm64: allow reset-stack-pointer load from control-stack tns. - SBCL Commits

15th

Don't transform TRUNCATE to shifts on arbitrary signed integers. - SBCL Commits
Add a function for shifting right unknown integers. - SBCL Commits
Fix traceroot assumption that static start < dynamic start - SBCL Commits
Fix the error call in process-ftype-proclamation. - SBCL Commits
Delete unnecessary write-wordindexed - SBCL Commits
Fix round on double-floats on 32-bits. - SBCL Commits
Remove a non-surviving constant from a test. - SBCL Commits

16th

Transform floor to truncate on non-negative arguments. - SBCL Commits
arm64: never output fixedobj space from genesis - SBCL Commits
[2107473] Incorrect value from ABS, GCD - Launchpad Bugs
Remove strange choice of gspace - SBCL Commits
Fixnum overflow in fixnum-gcd. - SBCL Commits
x86-64: put **primitive-object-layouts** in static space - SBCL Commits
Remove :symbol-value fixup flavor - SBCL Commits
Use reg_NULL instead of $(NIL) - SBCL Commits
Fix visual rendering of slots of NIL - SBCL Commits
Define fsqrt instructions on ppc64. - SBCL Commits

17th

[2107561] Incorrect value in CEILING form - Launchpad Bugs
Remove an erroneous truly-the from a transform. - SBCL Commits
[2107580] The function SB-VM::TRUNCATE-MOD64 is undefined. - Launchpad Bugs
Add a stub for truncate-mod64. - SBCL Commits

18th

Remove incorrect extern - SBCL Commits
Assert a type - SBCL Commits
[2107652] The value -14834832036824499820 is not of type (INTEGER -9223372036854775808 18446744073709551615) when binding #:INTEGER - Launchpad Bugs
Remove return-value-efficiency-note. - SBCL Commits
x86-64: ignore bad constants in move-to-word-c. - SBCL Commits

19th

Reduce conditionalization for relocatable-static-space - SBCL Commits
Use existing function - SBCL Commits
Delete unbound-marker-bits macro - SBCL Commits
Fix splat vops on unbound-marker - SBCL Commits
describe: limit *print-length* when printing symbol values. - SBCL Commits

20th

Stop wiring in nil-value in a few places from make-host-2 - SBCL Commits
Define STATIC_SPACE_SIZE and not END from genesis - SBCL Commits
Emit another ad-hoc constant from genesis - SBCL Commits
Avoid some generic math - SBCL Commits
Remove unecessary fuzz of #x100 from nil-value-offset - SBCL Commits
Unconfuse a comment - SBCL Commits
x86-64: Always enable static space relocation - SBCL Commits
Faster ISQRT. - SBCL Commits

21st

arm64: fix fast-ash/signed/unsigned. - SBCL Commits
Add last-bignum-part=>word. - SBCL Commits
Suppprt known values return convention for :FUN-END breakpoints. - SBCL Commits
Case. - SBCL Commits
Remove comment and use non-macro constructors. - SBCL Commits
Fix test damage. - SBCL Commits
Fix syntax. - SBCL Commits
Fix :FUN-END breakpoints on some architectures. - SBCL Commits
Don't readonlyize sc vectors on #+sb-devel - SBCL Commits
Remove premature optimization from creation of R/O space - SBCL Commits

22nd

Find some objects that DEBUG_CORE_LOADING missed - SBCL Commits
Fix DEBUG_CORE_LOADING more - SBCL Commits
Adjust certain SAPs upon static-space relocation - SBCL Commits

23rd

Restrict a test - SBCL Commits

25th

Draft NEWS for sbcl-2.5.4 - SBCL Commits
Augment NEWS. - SBCL Commits

27th

Fix assumption about default :INITIAL-ELEMENT - SBCL Commits
[2109437] some dispatch character macros allow extra whitespace - Launchpad Bugs

28th

2.5.4: will be tagged as "sbcl-2.5.4" - SBCL Commits
arm64: use __udivti3 for sb-bignum:%bigfloor - SBCL Commits
x86-64: better integer-length on non-zero values. - SBCL Commits
arm64: add an assembly loop for multiply-bignum-and-fixnum. - SBCL Commits
Faster %output-integer-in-base for bignums. - SBCL Commits
Reduce consing in %output-integer-in-base for bignums. - SBCL Commits
Improve multiply-bignums. - SBCL Commits
x86-64: don't issue notes for fast-*/unsigned=>unsigned. - SBCL Commits
Define symbol primitive-object in 1 fewer variation - SBCL Commits
Fix #ifdef imbalance - SBCL Commits
Remove FIXEDOBJ_RESERVED_PAGES - SBCL Commits
x86-64: Order core directory spaces more favorably - SBCL Commits
[2109516] Incorrect result from INTEGER-LENGTH - Launchpad Bugs
Change map-immobile-objects not to use map-objects-in-range - SBCL Commits
x86-64, signed-byte-64-len: -1 will become 0 too. - SBCL Commits
Omit static space in allocate_hardwired_spaces if relocatable - SBCL Commits
Remove two uses of nil-value - SBCL Commits

29th

Simplify write-static-symbols - SBCL Commits
Straightfowardly assign CAR,CDR of NIL in make-nil-descriptor - SBCL Commits
Define nil-value without runtime arithmetic - SBCL Commits
Enable static relocation in test more broadly - SBCL Commits
arm64: add bignum-sub-word-loop VOPs. - SBCL Commits

30th

Improve autoclose-stream.impure reliability. - SBCL Commits
Remove linuxversion macros - SBCL Commits
Workaround absence of __riscv_flush_icache in theory - SBCL Commits
Relax join-thread-timeout.impure - SBCL Commits
sb-posix: don't inline stat(). - SBCL Commits
Change the UNIX-FD type to (unsigned-byte 31) - SBCL Commits
Fix type of lra-saved-pc and cfp-saved-pc. - SBCL Commits
Fix test. - SBCL Commits
More :FUN-END breakpoint cleanup and documentation. - SBCL Commits
sb-posix:fork: wrap in without-interrupts. - SBCL Commits