Precompute tagged-template-p
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select-tagging: handle (* tagged untagged) => tagged
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Fix linking of an inserted statement with its successor
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x86-64: use btr x, 63 for (logand most-positive-fixnum fixnum)
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Improve a FLOAT transform
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Don't lose lvar-type-annotations when propagating constants
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2.6.9: will be tagged as "sbcl-2.6.9"
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Draft NEWS for sbcl-2.6.9
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| Affects | Status | Importance | Assigned to | Bug watch | |
|---|---|---|---|---|---|
|
|
sbcl | Confirmed | Low | - | |
Fix constraint propagation for local calls
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Fix compiling specialized-xep on setf functions with debug 3
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Don't touch xmm0 before foreign calls
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build-all-cores
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Revert "Add -MODFX/SIGNED=>SIGNED VOPs" Revert "Add ASH-LEFT-MODFX/SIGNED=>SIGNED VOPs"
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Add ASH-LEFT-MODFX/SIGNED=>SIGNED VOPs
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arm64: lower if-eq costs
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select-tagging: don't count lvars twice
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convert-one-cmov: check SCs when coalescing values
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| Affects | Status | Importance | Assigned to | Bug watch | |
|---|---|---|---|---|---|
|
|
sbcl | Fix Released | Undecided | - | |
arm64: restore mul+add=>madd instcombine
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Don't propagate constants to %type-check-error
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select-tagging: consider multi-sc args too
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x86-64, range</c: switch to shifting only after imm32-p
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Add -MODFX/SIGNED=>SIGNED VOPs
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tagged-template-p: ignore VOPs that accept fixnums and signed-regs
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Add :related-args to %dpb
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select-tagging: don't connect the amount in (ash x amount) to x
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More portable use of LOOP
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arm, arm64: fix local calls returning arguments in NFP
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Prefer untagged VOPs if the values don't need to be tagged
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Last updated: September 26, 2026 06:32 PM