tree e5aa6d21506d430cae87e63701e89822353d0ec8
parent 5faf941df067b33485edb9cd2e880869e7feb6a3
parent d3cd4830adf45ce53c586a83f9d78421484737fd
author Cherry Zhang <cherryyz@google.com> 1613512530 -0500
committer Cherry Zhang <cherryyz@google.com> 1613513917 -0500

all: merge branch dev.regabi (d3cd4830ad) into master

This CL merges the dev.regabi branch to the master branch.

In the dev.regabi branch we have refactored the compiler, and laid
some preliminary work for enabling a register-based ABI (issue #40724),
including improved late call/return lowering, improved ABI wrapper
generation, reflect call prepared for the new ABI, and reserving
special registers in the internal ABI. The actual register-based ABI
has not been enabled for the moment. The ABI-related changes are behind
GOEXPERIMENT=regabi and currently off by default.

Updates #40724, #44222.
Fixes #44224.

Change-Id: Id5de9f734d14099267ab717167aaaeef31fdba70