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[dev.regabi] cmd/compile: use LinksymOffsetExpr in walkConvInterface

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This CL updates walkConvInterface to use LinksymOffsetExpr for
referencing runtime.staticuint64s and runtime.zerobase.

Passes toolstash -cmp (surprisingly).

Change-Id: Iad7e30371f89c8a5e176b5ddbc53faf57012ba0d
Reviewed-on: https://go-review.googlesource.com/c/go/+/284229
Trust: Matthew Dempsky <mdempsky@google.com>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
This commit is contained in:
Matthew Dempsky 2021-01-17 01:13:34 -08:00
parent 87845d14f9
commit 99a5db11ac
4 changed files with 14 additions and 19 deletions
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7
src/cmd/compile/internal/ir/expr.go
View file

@ -477,6 +477,13 @@ func NewLinksymOffsetExpr(pos src.XPos, lsym *obj.LSym, offset int64, typ *types
return n
}
// NewLinksymExpr is NewLinksymOffsetExpr, but with offset fixed at 0.
func NewLinksymExpr(pos src.XPos, lsym *obj.LSym, typ *types.Type) *LinksymOffsetExpr {
return NewLinksymOffsetExpr(pos, lsym, 0, typ)
}
// NewNameOffsetExpr is NewLinksymOffsetExpr, but taking a *Name
// representing a global variable instead of an *obj.LSym directly.
func NewNameOffsetExpr(pos src.XPos, name *Name, offset int64, typ *types.Type) *LinksymOffsetExpr {
if name == nil || IsBlank(name) || !(name.Op() == ONAME && name.Class == PEXTERN) {
base.FatalfAt(pos, "cannot take offset of nil, blank name or non-global variable: %v", name)