commit | 9012996a9a127fd566c72baac5e7d8ba45b4865e | [log] [tgz] |
---|---|---|
author | Cherry Mui <cherryyz@google.com> | Mon Oct 25 11:51:25 2021 -0400 |
committer | Cherry Mui <cherryyz@google.com> | Mon Oct 25 17:46:41 2021 +0000 |
tree | 0d81ad597abd2bf92874f9321f0aad7fa9df03ac | |
parent | 95372efc4d300c54738406fb81d84a72bd8149cc [diff] |
cmd/compile: don't clobber LR for tail calls When doing a tail call the link register is live as the callee will directly return to the caller (of the function that does the tail call). Don't allocate or clobber the link register. Fixes #49032. Change-Id: I2d60f2354e5b6c14aa285c8983a9786687b90223 Reviewed-on: https://go-review.googlesource.com/c/go/+/358435 Trust: Cherry Mui <cherryyz@google.com> Run-TryBot: Cherry Mui <cherryyz@google.com> Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com> TryBot-Result: Go Bot <gobot@golang.org>
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