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internal/abi, internal/buildcfg: always enable register ABI on PPC64

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In last cycle we developed register ABI for ARM64, enabled by
default as a GOEXPERIMENT. This cycle we turn it on all the time.
Later CLs will clean up fallback code.

Change-Id: Idac4dcff634791cbc3d30988052ecd742b55ab8b
Reviewed-on: https://go-review.googlesource.com/c/go/+/394214
Trust: Cherry Mui <cherryyz@google.com>
Run-TryBot: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
This commit is contained in:
Cherry Mui 2022-03-18 18:23:44 -04:00
parent 0aaa55526e
commit b810a74da3
3 changed files with 3 additions and 5 deletions
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2
src/internal/abi/abi_generic.go
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@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build !goexperiment.regabiargs && !amd64 && !arm64
//go:build !goexperiment.regabiargs && !amd64 && !arm64 && !ppc64 && !ppc64le
package abi

2
src/internal/abi/abi_ppc64x.go
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@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build goexperiment.regabiargs && (ppc64 || ppc64le)
//go:build ppc64 || ppc64le
package abi

4
src/internal/buildcfg/exp.go
View File

@ -62,10 +62,8 @@ func ParseGOEXPERIMENT(goos, goarch, goexp string) (*ExperimentFlags, error) {
// always on.
var regabiSupported, regabiAlwaysOn bool
switch goarch {
case "amd64", "arm64":
case "amd64", "arm64", "ppc64le", "ppc64":
regabiAlwaysOn = true
fallthrough
case "ppc64le", "ppc64":
regabiSupported = true
}