[WIP] 2.46 BBQ backports - #1708

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justinmichaud wants to merge 17 commits into

WebPlatformForEmbedded:wpe-2.46from

justinmichaud:eng/wpe-246-bbq-fixes

Commits on Sep 10, 2026

Debug build fix
justinmichaud
committed
84824b6
[JSC] Fix an !binding.isScratch() assertion failure on 32-bit

mikhailramalho
authored and
justinmichaud
committed
6173213
[JSC] Improve shift operations in 32-bit BBQ

mikhailramalho
authored and
justinmichaud
committed
ccb5ea5
[JSC][32-bit] Improve BBQ's load/store operations for ARMv7

mikhailramalho
authored and
justinmichaud
committed
33eac34
[JSC][32-bit] Enable fused branch compare on BBQ for 32-bit platforms

mikhailramalho
authored and
justinmichaud
committed
338252e
[ARMv7] Avoid unaligned strd
justinmichaud
committed
3800198
Skip some JSTests on $memoryLimited

aoikonomopoulos
authored and
justinmichaud
committed
2bd9c4f
arrayInitElem should check if the segment is null

danlliu
authored and
justinmichaud
committed
bb15d22
Do not issue unaligned ldrd
justinmichaud
committed
50fbf19
Fix BBQ compare below 0
justinmichaud
committed
a7f0dcb
[ARMv7] Fix dfg clobbers with dataIC
justinmichaud
committed
fc383a8
[ARMv7] MASM and Assembler fixes, asserts, and an absurd number of generated testmasm cases
justinmichaud
committed
4559ef1
ASSERTION FAILED: constructor.isObject() when OSR from an inlined function

hyjorc1
authored and
justinmichaud
committed
54aadc8
Build fixes
justinmichaud
committed
333047f
Testmasm and debug-build fixes; The ASSERT was removed upstream.
justinmichaud
committed
33d5557
Fix instanceof checkpointing on armv7; We continue with incorrect spec behaviour, but fix the crash.
justinmichaud
committed
de5b719
Fix 32-bit IC register clobbers.
justinmichaud
committed
2c0b241

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[WIP] 2.46 BBQ backports - #1708

[WIP] 2.46 BBQ backports#1708
justinmichaud wants to merge 17 commits into
WebPlatformForEmbedded:wpe-2.46from
justinmichaud:eng/wpe-246-bbq-fixes

Commits on Sep 10, 2026

Debug build fix

[JSC] Fix an !binding.isScratch() assertion failure on 32-bit

[JSC] Improve shift operations in 32-bit BBQ

[JSC][32-bit] Improve BBQ's load/store operations for ARMv7

[JSC][32-bit] Enable fused branch compare on BBQ for 32-bit platforms

[ARMv7] Avoid unaligned strd

Skip some JSTests on $memoryLimited

arrayInitElem should check if the segment is null

Do not issue unaligned ldrd

Fix BBQ compare below 0

[ARMv7] Fix dfg clobbers with dataIC

[ARMv7] MASM and Assembler fixes, asserts, and an absurd number of generated testmasm cases

ASSERTION FAILED: constructor.isObject() when OSR from an inlined function

Build fixes

Testmasm and debug-build fixes; The ASSERT was removed upstream.

Fix instanceof checkpointing on armv7; We continue with incorrect spec behaviour, but fix the crash.

Fix 32-bit IC register clobbers.