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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

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josharian commented Apr 27, 2018

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 the ToolSpeed label Apr 27, 2018

@josharian josharian added this to the Unplanned milestone Apr 27, 2018

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josharian commented May 9, 2018

Keith experimented with one approach here: https://go-review.googlesource.com/#/c/25386/

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