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This commit is contained in:
Andreas Rumpf
2017-04-21 09:40:27 +02:00
parent 02bbfa1164
commit afa80092d3
2 changed files with 19 additions and 1 deletions
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18
compiler/ccgexprs.nim
View File

@@ -730,6 +730,9 @@ proc genTupleElem(p: BProc, e: PNode, d: var TLoc) =
else: internalError(e.info, "genTupleElem")
addf(r, ".Field$1", [rope(i)])
putIntoDest(p, d, tupType.sons[i], r, a.s)
if a.s == OnStackShadowDup:
d.s = OnStackShadowDup
d.dup = ropef("$1[$2]", a.dup, ithRefInTuple(tupType, i))
proc lookupFieldAgain(p: BProc, ty: PType; field: PSym; r: var Rope): PSym =
var ty = ty
@@ -754,12 +757,18 @@ proc genRecordField(p: BProc, e: PNode, d: var TLoc) =
# so we use Field$i
addf(r, ".Field$1", [rope(f.position)])
putIntoDest(p, d, f.typ, r, a.s)
if a.s == OnStackShadowDup:
d.s = OnStackShadowDup
d.dup = ropef("$1[$2]", a.dup, ithRefInTuple(ty, f.position))
else:
let field = lookupFieldAgain(p, ty, f, r)
if field.loc.r == nil: fillObjectFields(p.module, ty)
if field.loc.r == nil: internalError(e.info, "genRecordField 3 " & typeToString(ty))
addf(r, ".$1", [field.loc.r])
putIntoDest(p, d, field.typ, r, a.s)
if a.s == OnStackShadowDup and field.loc.dup != nil:
d.s = OnStackShadowDup
d.dup = ropef("$1.$2", a.dup, field.loc.dup)
#d.s = a.s
proc genInExprAux(p: BProc, e: PNode, a, b, d: var TLoc)
@@ -811,6 +820,9 @@ proc genCheckedRecordField(p: BProc, e: PNode, d: var TLoc) =
genFieldCheck(p, e, r, field, ty)
add(r, rfmt(nil, ".$1", field.loc.r))
putIntoDest(p, d, field.typ, r, a.s)
if a.s == OnStackShadowDup and field.loc.dup != nil:
d.s = OnStackShadowDup
d.dup = ropef("$1.$2", a.dup, field.loc.dup)
else:
genRecordField(p, e.sons[0], d)
@@ -838,6 +850,9 @@ proc genArrayElem(p: BProc, x, y: PNode, d: var TLoc) =
d.inheritLocation(a)
putIntoDest(p, d, elemType(skipTypes(ty, abstractVar)),
rfmt(nil, "$1[($2)- $3]", rdLoc(a), rdCharLoc(b), first), a.s)
if a.s == OnStackShadowDup:
d.s = OnStackShadowDup
d.dup = ropef("$1[($2)- $3]", a.dup, rdCharLoc(b), first)
proc genCStringElem(p: BProc, x, y: PNode, d: var TLoc) =
var a, b: TLoc
@@ -858,6 +873,9 @@ proc genOpenArrayElem(p: BProc, x, y: PNode, d: var TLoc) =
if d.k == locNone: d.s = a.s
putIntoDest(p, d, elemType(skipTypes(a.t, abstractVar)),
rfmt(nil, "$1[$2]", rdLoc(a), rdCharLoc(b)), a.s)
if a.s == OnStackShadowDup:
d.s = OnStackShadowDup
d.dup = ropef("$1[$2]", a.dup, rdCharLoc(b))
proc genSeqElem(p: BProc, x, y: PNode, d: var TLoc) =
var a, b: TLoc

2
compiler/cgen.nim
View File

@@ -298,7 +298,7 @@ proc resetLoc(p: BProc, loc: var TLoc) =
else:
linefmt(p, cpsStmts, "$1 = 0;$n", rdLoc(loc))
else:
XXX use stackPlacement here?
# XXX use stackPlacement here?
if optNilCheck in p.options:
linefmt(p, cpsStmts, "#chckNil((void*)$1);$n", addrLoc(loc))
if loc.s != OnStack: