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no ropes WIP (#20433)

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* refactorings in preparation for ropes elimination of the C code generator; mostly the usual ': Rope' -> 'result: var Rope' rewrite
* rewrote ccgcalls.nim
* refactored ccgexprs.nim
* ccgliterals: refactoring
* refactoring: code dealing with name mangling
* refactoring: getRecordFieldsAux
* ropes are strings (insert obscene joke here)
* optimize JS code gen
* optimizations and code improvements
* more optimizations
* final cleanups
This commit is contained in:
Andreas Rumpf 2022-09-27 10:57:47 +02:00 • committed by GitHub
commit ca1f3f36b9
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24 changed files with 1058 additions and 1002 deletions
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10
compiler/ccgtrav.nim
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@ -34,7 +34,7 @@ proc genTraverseProc(c: TTraversalClosure, accessor: Rope, n: PNode;
if (n[0].kind != nkSym): internalError(c.p.config, n.info, "genTraverseProc")
var p = c.p
let disc = n[0].sym
if disc.loc.r == nil: fillObjectFields(c.p.module, typ)
if disc.loc.r == "": fillObjectFields(c.p.module, typ)
if disc.loc.t == nil:
internalError(c.p.config, n.info, "genTraverseProc()")
lineF(p, cpsStmts, "switch ($1.$2) {$n", [accessor, disc.loc.r])
@ -51,7 +51,7 @@ proc genTraverseProc(c: TTraversalClosure, accessor: Rope, n: PNode;
of nkSym:
let field = n.sym
if field.typ.kind == tyVoid: return
if field.loc.r == nil: fillObjectFields(c.p.module, typ)
if field.loc.r == "": fillObjectFields(c.p.module, typ)
if field.loc.t == nil:
internalError(c.p.config, n.info, "genTraverseProc()")
genTraverseProc(c, "$1.$2" % [accessor, field.loc.r], field.loc.t)
@ -76,7 +76,8 @@ proc genTraverseProc(c: TTraversalClosure, accessor: Rope, typ: PType) =
let arraySize = lengthOrd(c.p.config, typ[0])
var i: TLoc
getTemp(p, getSysType(c.p.module.g.graph, unknownLineInfo, tyInt), i)
let oldCode = p.s(cpsStmts)
var oldCode = p.s(cpsStmts)
freeze oldCode
linefmt(p, cpsStmts, "for ($1 = 0; $1 < $2; $1++) {$n",
[i.r, arraySize])
let oldLen = p.s(cpsStmts).len
@ -120,7 +121,8 @@ proc genTraverseProcSeq(c: TTraversalClosure, accessor: Rope, typ: PType) =
assert typ.kind == tySequence
var i: TLoc
getTemp(p, getSysType(c.p.module.g.graph, unknownLineInfo, tyInt), i)
let oldCode = p.s(cpsStmts)
var oldCode = p.s(cpsStmts)
freeze oldCode
var a: TLoc
a.r = accessor