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bytecodealliance
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wasmtime
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Fork
1.7k
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765
Pull requests
91
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Security and quality
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Open
Closed
ISLE iconst_u doesn't support float types
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
fuzz-bug
Bugs found by a fuzzer
Bugs found by a fuzzer
Status: Open.
#13229
In bytecodealliance/wasmtime;
·
alexcrichton
opened
on Apr 29, 2026
Cranelift: follow-up analysis of e-graph rewrite blow-up in #13068
bug
Incorrect behavior in the current implementation that needs fixing
Incorrect behavior in the current implementation that needs fixing
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
Status: Open.
#13204
In bytecodealliance/wasmtime;
·
myunbin
opened
on Apr 27, 2026
Cranelift: JITMemoryProvider cannot be implemented because JITMemoryKind is private
bug
Incorrect behavior in the current implementation that needs fixing
Incorrect behavior in the current implementation that needs fixing
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
Status: Open.
#13200
In bytecodealliance/wasmtime;
·
fasterthanlime
opened
on Apr 26, 2026
Cranelift: how to express polynomial/
bug
Incorrect behavior in the current implementation that needs fixing
Incorrect behavior in the current implementation that needs fixing
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
Status: Open.
#13178
In bytecodealliance/wasmtime;
·
mkschreder
opened
on Apr 23, 2026
Prefetch instruction for Cranelift
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
cranelift:area:clif
Status: Open.
#13075
In bytecodealliance/wasmtime;
·
tareksander
opened
on Apr 13, 2026
Cranelift: Stack-Switching support - GC types are not supported with contref fields
bug
Incorrect behavior in the current implementation that needs fixing
Incorrect behavior in the current implementation that needs fixing
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
wasm-proposal:stack-switching
Issues related to WebAssembly stack switching
Issues related to WebAssembly stack switching
Status: Open.
#12941
In bytecodealliance/wasmtime;
·
alex28sh
opened
on Apr 2, 2026
Support platform-defined intrinsics in Cranelift
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
Status: Open.
#12363
In bytecodealliance/wasmtime;
·
alexcrichton
opened
on Jan 15, 2026
Cranelift: Tracking Issue: Missing ISLE lowering rules and internal panics
bug
Incorrect behavior in the current implementation that needs fixing
Incorrect behavior in the current implementation that needs fixing
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
cranelift:area:aarch64
Issues related to AArch64 backend.
Issues related to AArch64 backend.
cranelift:area:x86
Issues related to x86 codegen
Issues related to x86 codegen
Status: Open.
#12197
In bytecodealliance/wasmtime;
·
abc767234318
opened
on Dec 22, 2025
Cranelift: [RISC-V] ISLE panic "no rule matched for term gen_bitcast"
bug
Incorrect behavior in the current implementation that needs fixing
Incorrect behavior in the current implementation that needs fixing
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
cranelift:area:riscv64
Issues related to the RISC-V 64 backend.
Issues related to the RISC-V 64 backend.
Status: Open.
#12195
In bytecodealliance/wasmtime;
·
abc767234318
opened
on Dec 21, 2025
Cranelift: improve egraph cost function / extraction to "understand" sharing / reusing sub-expressions
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
cranelift:goal:optimize-speed
Focus area: the speed of the code produced by Cranelift.
Focus area: the speed of the code produced by Cranelift.
Status: Open.
#12156
In bytecodealliance/wasmtime;
·
fitzgen
opened
on Dec 11, 2025
Cranelift: ISLE mid-end performance regression (-9.20%)
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
cranelift:goal:optimize-speed
Focus area: the speed of the code produced by Cranelift.
Focus area: the speed of the code produced by Cranelift.
performance
Status: Open.
#12139
In bytecodealliance/wasmtime;
·
bongjunj
opened
on Dec 8, 2025
Allow using TLSDESC TLS access for ELF on x86 and riscv
cranelift
Issues related to the Cranelift code generator
Issues related to the Cranelift code generator
cranelift:area:riscv64
Issues related to the RISC-V 64 backend.
Issues related to the RISC-V 64 backend.
cranelift:area:x86
Issues related to x86 codegen
Issues related to x86 codegen
Status: Open.
#12087
In bytecodealliance/wasmtime;
·
bjorn3
opened
on Nov 25, 2025
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