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Revert "cmd/compile: cleanup nodpc and nodfp"

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This reverts commit dcac984b97.

Reason for revert: broke LR architectures (arm64, ppc64, s390x)

Change-Id: I531d311c9053e81503c8c78d6cf044b318fc828b
Reviewed-on: https://go-review.googlesource.com/99695
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Austin Clements <austin@google.com>
This commit is contained in:
Matthew Dempsky 2018-03-08 21:00:36 +00:00
parent 010579c237
commit b55eedd173
9 changed files with 270 additions and 261 deletions
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4
src/cmd/compile/internal/gc/esc.go
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@ -2025,6 +2025,10 @@ func addrescapes(n *Node) {
// Nothing to do.
case ONAME:
if n == nodfp {
break
}
// if this is a tmpname (PAUTO), it was tagged by tmpname as not escaping.
// on PPARAM it means something different.
if n.Class() == PAUTO && n.Esc == EscNever {