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[dev.regabi] cmd/compile: intercept the making of OADDR nodes

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This is a mechanical change to intercept the construction of
all OADDR nodes. We will use the new nodAddr and nodAddrAt
functions to compute the Addrtaken bit.

Change-Id: I90ee3acb8e32540a198a9999284573418729f422
Reviewed-on: https://go-review.googlesource.com/c/go/+/275694
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Trust: Keith Randall <khr@golang.org>
Trust: Dan Scales <danscales@google.com>
Reviewed-by: Dan Scales <danscales@google.com>
This commit is contained in:
Keith Randall 2020-11-28 15:53:32 -08:00
parent 617383377f
commit fea898a4b0
11 changed files with 66 additions and 56 deletions
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10
src/cmd/compile/internal/gc/alg.go
View file

@ -323,7 +323,7 @@ func genhash(t *types.Type) *obj.LSym {
nx := ir.Nod(ir.OINDEX, np, ni)
nx.SetBounded(true)
na := ir.Nod(ir.OADDR, nx, nil)
na := nodAddr(nx)
call.PtrList().Append(na)
call.PtrList().Append(nh)
loop.PtrBody().Append(ir.Nod(ir.OAS, nh, call))
@ -347,7 +347,7 @@ func genhash(t *types.Type) *obj.LSym {
hashel := hashfor(f.Type)
call := ir.Nod(ir.OCALL, hashel, nil)
nx := nodSym(ir.OXDOT, np, f.Sym) // TODO: fields from other packages?
na := ir.Nod(ir.OADDR, nx, nil)
na := nodAddr(nx)
call.PtrList().Append(na)
call.PtrList().Append(nh)
fn.PtrBody().Append(ir.Nod(ir.OAS, nh, call))
@ -362,7 +362,7 @@ func genhash(t *types.Type) *obj.LSym {
hashel := hashmem(f.Type)
call := ir.Nod(ir.OCALL, hashel, nil)
nx := nodSym(ir.OXDOT, np, f.Sym) // TODO: fields from other packages?
na := ir.Nod(ir.OADDR, nx, nil)
na := nodAddr(nx)
call.PtrList().Append(na)
call.PtrList().Append(nh)
call.PtrList().Append(nodintconst(size))
@ -868,8 +868,8 @@ func eqinterface(s, t ir.Node) (eqtab, eqdata ir.Node) {
// eqmem returns the node
// memequal(&p.field, &q.field [, size])
func eqmem(p ir.Node, q ir.Node, field *types.Sym, size int64) ir.Node {
nx := ir.Nod(ir.OADDR, nodSym(ir.OXDOT, p, field), nil)
ny := ir.Nod(ir.OADDR, nodSym(ir.OXDOT, q, field), nil)
nx := nodAddr(nodSym(ir.OXDOT, p, field))
ny := nodAddr(nodSym(ir.OXDOT, q, field))
nx = typecheck(nx, ctxExpr)
ny = typecheck(ny, ctxExpr)