diff options
Diffstat (limited to 'compiler/ccgexprs.nim')
| -rw-r--r-- | compiler/ccgexprs.nim | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/compiler/ccgexprs.nim b/compiler/ccgexprs.nim index fbedf6cc6..a1365ce07 100644 --- a/compiler/ccgexprs.nim +++ b/compiler/ccgexprs.nim @@ -1864,6 +1864,23 @@ proc binaryFloatArith(p: BProc, e: PNode, d: var TLoc, m: TMagic) = else: binaryArith(p, e, d, m) +proc skipAddr(n: PNode): PNode = + result = if n.kind in {nkAddr, nkHiddenAddr}: n[0] else: n + +proc genWasMoved(p: BProc; n: PNode) = + var a: TLoc + initLocExpr(p, n[1].skipAddr, a) + resetLoc(p, a) + #linefmt(p, cpsStmts, "#nimZeroMem((void*)$1, sizeof($2));$n", + # addrLoc(p.config, a), getTypeDesc(p.module, a.t)) + +proc genMove(p: BProc; n: PNode; d: var TLoc) = + if d.k == locNone: getTemp(p, n.typ, d) + var a: TLoc + initLocExpr(p, n[1].skipAddr, a) + genAssignment(p, d, a, {}) + resetLoc(p, a) + proc genMagicExpr(p: BProc, e: PNode, d: var TLoc, op: TMagic) = case op of mOr, mAnd: genAndOr(p, e, d, op) @@ -1991,6 +2008,8 @@ proc genMagicExpr(p: BProc, e: PNode, d: var TLoc, op: TMagic) = initLocExpr(p, e.sons[2], b) genDeepCopy(p, a, b) of mDotDot, mEqCString: genCall(p, e, d) + of mWasMoved: genWasMoved(p, e) + of mMove: genMove(p, e, d) else: when defined(debugMagics): echo p.prc.name.s, " ", p.prc.id, " ", p.prc.flags, " ", p.prc.ast[genericParamsPos].kind |