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cmd/compile: regalloc's liveness analysis is quadratic #25120

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josharian opened this issue Apr 27, 2018 · 1 comment
Open

cmd/compile: regalloc's liveness analysis is quadratic #25120

josharian opened this issue Apr 27, 2018 · 1 comment
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compiler/runtime Issues related to the Go compiler and/or runtime. ToolSpeed
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Unplanned

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@josharian
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This is a known, difficult issue. It has been around since the SSA compiler was first merged. This is a tracking issue for it.
@josharian josharian added this to the Unplanned milestone Apr 27, 2018
@josharian
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Keith experimented with one approach here: https://go-review.googlesource.com/#/c/25386/

@randall77 randall77 mentioned this issue Jul 23, 2018
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@bcmills bcmills mentioned this issue Apr 20, 2021
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@gopherbot gopherbot added the compiler/runtime Issues related to the Go compiler and/or runtime. label Jul 13, 2022
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