Planet SBCL

September 6, 2026

SBCL Commits — ltn-analyze-mv-bind: discard more unused variables

ltn-analyze-mv-bind: discard more unused variables
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SBCL Commits — x86-64: default-unknown-values ignore upper unused values completely

x86-64: default-unknown-values ignore upper unused values completely
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SBCL Commits — x86-64, default-unknown-values: use cmov for one value

x86-64, default-unknown-values: use cmov for one value
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SBCL Commits — Resolve a loop in an ash transform

Resolve a loop in an ash transform
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SBCL Commits — x86-64, default-unknown-values: remove the last CMP

x86-64, default-unknown-values: remove the last CMP
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SBCL Commits — Revise some outdated comments

Revise some outdated comments
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September 5, 2026

SBCL Commits — Transform (< (abs rational) c) before abs is transformed

Transform (< (abs rational) c) before abs is transformed
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SBCL Commits — Transform (</> (integer-length x) constants)

Transform (</> (integer-length x) constants)
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SBCL Commits — (logcount (* x power-of-two)) => (logcount x)

(logcount (* x power-of-two)) => (logcount x)
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SBCL Commits — (integer-length (lognot x)) => (integer-length x)

(integer-length (lognot x)) => (integer-length x)
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SBCL Commits — (logxor n (ash n -63)) is (unsigned-byte 63) for (signed-byte 64) n

(logxor n (ash n -63)) is (unsigned-byte 63) for (signed-byte 64) n
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SBCL Commits — Add transforms for (= (logcount word-sized) 1)

Add transforms for (= (logcount word-sized) 1)
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SBCL Commits — Transform (= (logcount x) (integer-length x))

Transform (= (logcount x) (integer-length x))
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SBCL Commits — integer-type-length: work on union types

integer-type-length: work on union types
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SBCL Commits — Add some logcount identities

Add some logcount identities
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SBCL Commits — De-flake a test of sxhash hash quality

De-flake a test of sxhash hash quality
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SBCL Commits — add sb-simd-ssse3:u8.16-shuffle

add sb-simd-ssse3:u8.16-shuffle
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SBCL Commits — Catch destination-less casts in leaf-refs-not-escape-elsewhere-p

Catch destination-less casts in leaf-refs-not-escape-elsewhere-p
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SBCL Commits — Use word-sized-lvar-p more

Use word-sized-lvar-p more
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SBCL Commits — Resolve some stack pointer issues on nonstop-foreign-call on x86-64

Resolve some stack pointer issues on nonstop-foreign-call on x86-64
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SBCL Commits — #+ an optional function

+ an optional function
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SBCL Commits — Stop stack-analyze interfering with direct mv-calls

Stop stack-analyze interfering with direct mv-calls
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SBCL Commits — Fix calls

Fix calls
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September 4, 2026

SBCL Commits — Add --interpret to parallel-exec

Add --interpret to parallel-exec
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SBCL Commits — Disable pass-through-path-p for NLX

Disable pass-through-path-p for NLX
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SBCL Commits — Disregard .lispwords when marking used labels

Disregard .lispwords when marking used labels
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SBCL Commits — Include variant-vars when removing inherited ignores from define-vop

Include variant-vars when removing inherited ignores from define-vop
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SBCL Commits — arm64: start implementing pass-through-call

arm64: start implementing pass-through-call
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SBCL Commits — x86-64: Pass-through multiple values across harmless cleanups

x86-64: Pass-through multiple values across harmless cleanups
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SBCL Commits — Actually invoke mv-call-direct-named

Actually invoke mv-call-direct-named
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Last updated: September 6, 2026 07:09 AM