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runtime: main_init_done can be implemented more efficiently

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsFixThe path to resolution is known, but the work has not been done.The path to resolution is known, but the work has not been done.

Performance

Status: Open.

#15943 In golang/go;

· ianlancetaylor opened on Jun 2, 2016

testing: autodetect appropriate benchtime

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#10930 In golang/go;

· josharian opened on May 22, 2015

cmd/compile/internal/ssa: TestStmtLines fails due to auto-generated crypto code

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#49372 In golang/go;

· FiloSottile opened on Nov 5, 2021

net/http: Transport.Clone breaks HTTP/2

DocumentationIssues describing a change to documentation.Issues describing a change to documentation.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#39302 In golang/go;

· rittneje opened on May 28, 2020

cmd/asm,cmd/compile: add support for control flow integrity

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#66054 In golang/go;

· 4a6f656c opened on Mar 1, 2024

cmd/compile: tweak branchelim heuristic on amd64

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

Performance

Status: Open.

#25298 In golang/go;

· TocarIP opened on May 8, 2018

cmd/compile: tighten CFG as well as values

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

Performance

Status: Open.

#24177 In golang/go;

· josharian opened on Feb 28, 2018

runtime: memmove sometimes faster than memclrNoHeapPointers

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Performance

Status: Open.

#23306 In golang/go;

· alandonovan opened on Jan 2, 2018

cmd/compile: avoid allocations for some return values

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Performance

Status: Open.

#22081 In golang/go;

· crawshaw opened on Sep 28, 2017

cmd/compile: redundant branch

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

Performance

Status: Open.

#22025 In golang/go;

· randall77 opened on Sep 25, 2017

cmd/compile: constant folding math/bits functions

help wanted

Performance

SuggestedIssues that may be good for new contributors looking for work to do.Issues that may be good for new contributors looking for work to do.

Status: Open.

#21872 In golang/go;

· markus-oberhumer opened on Sep 13, 2017

crypto: understand performance differences compared to BoringSSL

help wanted

Performance

Status: Open.

#21525 In golang/go;

· rsc opened on Aug 18, 2017

cmd/compile: CSE some function calls args/results

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

Performance

ToolSpeed

Status: Open.

#20934 In golang/go;

· josharian opened on Jul 6, 2017

math/big: big.Int String conversion is slow

Performance

Status: Open.

#20906 In golang/go;

· ALTree opened on Jul 5, 2017

cmd/compile: improve loop rotation

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

Performance

Status: Open.

#20411 In golang/go;

· josharian opened on May 18, 2017

cmd/compile: lay out loop-free, likeliness-free control flow more compactly

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

Performance

Status: Open.

#20356 In golang/go;

· josharian opened on May 13, 2017

cmd/compile: trim more blocks?

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

Performance

Status: Open.

#20354 In golang/go;

· josharian opened on May 13, 2017

runtime: select on a shared channel is slow with many Ps

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

Performance

ScalabilityIssues related to runtime/application scalabilityIssues related to runtime/application scalability

Status: Open.

#20351 In golang/go;

· bradfitz opened on May 13, 2017

encoding/base64: encoding is slow

NeedsFixThe path to resolution is known, but the work has not been done.The path to resolution is known, but the work has not been done.

Performance

Status: Open.

#20206 In golang/go;

· markdryan opened on May 2, 2017

cmd/compile: go:linkname prevents inlining

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

Performance

Status: Open.

#20019 In golang/go;

· dvyukov opened on Apr 18, 2017

cmd/compile: improve inlining cost model

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Performance

ToolSpeed

Status: Open.

#17566 In golang/go;

· josharian opened on Oct 24, 2016

cmd/compile: avoid reloads of temp register on ppc64le, others

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsFixThe path to resolution is known, but the work has not been done.The path to resolution is known, but the work has not been done.

Performance

Status: Open.

#17110 In golang/go;

· laboger opened on Sep 14, 2016

cmd/compile: go1.7beta2 performance regression

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsFixThe path to resolution is known, but the work has not been done.The path to resolution is known, but the work has not been done.

Performance

Status: Open.

#16141 In golang/go;

· samuel opened on Jun 21, 2016

cmd/compile: SSA performance regression due to array zeroing

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsFixThe path to resolution is known, but the work has not been done.The path to resolution is known, but the work has not been done.

Performance

Status: Open.

#15925 In golang/go;

· ghost opened on Jun 1, 2016

cmd/compile: turn nilcheckelim into branchelim

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsFixThe path to resolution is known, but the work has not been done.The path to resolution is known, but the work has not been done.

Performance

Status: Open.

#12628 In golang/go;

· josharian opened on Sep 15, 2015