This module implements common simple lowerings.
Procs
proc newDeref(n: PNode): PNode {...}{.inline, raises: [], tags: [].}
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proc newTupleAccess(g: ModuleGraph; tup: PNode; i: int): PNode {...}{. raises: [Exception, ValueError, IOError, ERecoverableError], tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}
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proc addVar(father, v: PNode) {...}{.raises: [], tags: [].}
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proc addVar(father, v, value: PNode) {...}{.raises: [], tags: [].}
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proc newAsgnStmt(le, ri: PNode): PNode {...}{.raises: [], tags: [].}
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proc newFastAsgnStmt(le, ri: PNode): PNode {...}{.raises: [], tags: [].}
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proc newFastMoveStmt(g: ModuleGraph; le, ri: PNode): PNode {...}{. raises: [Exception, ValueError, IOError, ERecoverableError], tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}
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proc lowerTupleUnpacking(g: ModuleGraph; n: PNode; owner: PSym): PNode {...}{. raises: [Exception, ValueError, IOError, ERecoverableError], tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}
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proc evalOnce(g: ModuleGraph; value: PNode; owner: PSym): PNode {...}{.raises: [], tags: [].}
- Turns (value) into (let tmp = value; tmp) so that 'value' can be re-used freely, multiple times. This is frequently required and such a builtin would also be handy to have in macros.nim. The value that can be reused is 'result.lastSon'! Source Edit
proc newTupleAccessRaw(tup: PNode; i: int): PNode {...}{.raises: [], tags: [].}
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proc newTryFinally(body, final: PNode): PNode {...}{.raises: [], tags: [].}
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proc lowerTupleUnpackingForAsgn(g: ModuleGraph; n: PNode; owner: PSym): PNode {...}{. raises: [], tags: [].}
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proc lowerSwap(g: ModuleGraph; n: PNode; owner: PSym): PNode {...}{.raises: [], tags: [].}
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proc createObj(g: ModuleGraph; owner: PSym; info: TLineInfo; final = true): PType {...}{. raises: [], tags: [].}
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proc rawAddField(obj: PType; field: PSym) {...}{.raises: [], tags: [].}
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proc rawIndirectAccess(a: PNode; field: PSym; info: TLineInfo): PNode {...}{. raises: [], tags: [].}
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proc rawDirectAccess(obj, field: PSym): PNode {...}{.raises: [], tags: [].}
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proc addField(obj: PType; s: PSym; cache: IdentCache) {...}{.raises: [], tags: [].}
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proc addUniqueField(obj: PType; s: PSym; cache: IdentCache): PSym {...}{.discardable, raises: [], tags: [].}
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proc newDotExpr(obj, b: PSym): PNode {...}{.raises: [], tags: [].}
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proc indirectAccess(a: PNode; b: int; info: TLineInfo): PNode {...}{.raises: [], tags: [].}
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proc indirectAccess(a: PNode; b: string; info: TLineInfo; cache: IdentCache): PNode {...}{. raises: [], tags: [].}
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proc getFieldFromObj(t: PType; v: PSym): PSym {...}{.raises: [], tags: [].}
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proc indirectAccess(a: PNode; b: PSym; info: TLineInfo): PNode {...}{.raises: [], tags: [].}
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proc indirectAccess(a, b: PSym; info: TLineInfo): PNode {...}{.raises: [], tags: [].}
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proc genAddrOf(n: PNode; typeKind = tyPtr): PNode {...}{.raises: [], tags: [].}
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proc genDeref(n: PNode; k = nkHiddenDeref): PNode {...}{.raises: [], tags: [].}
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proc callCodegenProc(g: ModuleGraph; name: string; info: TLineInfo = unknownLineInfo; arg1, arg2, arg3, optionalArgs: PNode = nil): PNode {...}{. raises: [Exception, ValueError, IOError, ERecoverableError], tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}
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proc newIntLit(g: ModuleGraph; info: TLineInfo; value: BiggestInt): PNode {...}{. raises: [Exception, ValueError, IOError, ERecoverableError], tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}
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proc genHigh(g: ModuleGraph; n: PNode): PNode {...}{. raises: [Exception, ValueError, IOError, ERecoverableError], tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}
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proc genLen(g: ModuleGraph; n: PNode): PNode {...}{. raises: [Exception, ValueError, IOError, ERecoverableError], tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}
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