nir/nirinsts

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NIR instructions. Somewhat inspired by LLVM's instructions.

Types

Instr = object
  info*: PackedLineInfo
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LabelId = distinct int
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NodePos = distinct int
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Opcode = enum
  Nop, ImmediateVal, IntVal, StrVal, SymDef, SymUse, Typed, PragmaId, NilVal,
  Label, Goto, CheckedGoto, LoopLabel, GotoLoop, ModuleSymUse, ArrayConstr,
  ObjConstr, Ret, Yld, Select, SelectPair, SelectList, SelectValue, SelectRange,
  ForeignDecl, SummonGlobal, SummonThreadLocal, Summon, SummonResult,
  SummonParam, SummonConst, Kill, AddrOf, ArrayAt, DerefArrayAt, FieldAt,
  DerefFieldAt, Load, Store, Asgn, SetExc, TestExc, CheckedRange, CheckedIndex,
  Call, IndirectCall, CheckedCall, CheckedIndirectCall, CheckedAdd, CheckedSub,
  CheckedMul, CheckedDiv, CheckedMod, Add, Sub, Mul, Div, Mod, BitShl, BitShr,
  BitAnd, BitOr, BitXor, BitNot, BoolNot, Eq, Le, Lt, Cast, NumberConv,
  CheckedObjConv, ObjConv, TestOf, Emit, ProcDecl, ForeignProcDecl, PragmaPair
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PatchPos = distinct int
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PragmaKey = enum
  FastCall, StdCall, CDeclCall, SafeCall, SysCall, InlineCall, NoinlineCall,
  ThisCall, NoCall, CoreName, ExternName, HeaderImport, DllImport, DllExport,
  ObjExport
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SymId = distinct int
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SymNames = object
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Tree = object
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Value = distinct Tree
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Values = object
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Consts

InvalidPatchPos = -1
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nirCookie = [0'u, 78'u, 73'u, 82'u, 64'u, 0, 0'u, 1'u]
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ValueProducing = {ImmediateVal, IntVal, StrVal, SymUse, NilVal, ModuleSymUse,
                  ArrayConstr, ObjConstr, CheckedAdd, CheckedSub, CheckedMul,
                  CheckedDiv, CheckedMod, Add, Sub, Mul, Div, Mod, BitShl,
                  BitShr, BitAnd, BitOr, BitXor, BitNot, BoolNot, Eq, Le, Lt,
                  Cast, NumberConv, CheckedObjConv, ObjConv, AddrOf, Load,
                  ArrayAt, DerefArrayAt, FieldAt, DerefFieldAt, TestOf}
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Procs

proc `$`(s: SymId): string {.borrow, ...raises: [], tags: [], forbids: [].}
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proc `==`(a, b: LabelId): bool {.borrow, ...raises: [], tags: [], forbids: [].}
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proc `==`(a, b: SymId): bool {.borrow, ...raises: [], tags: [], forbids: [].}
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proc `[]`(t: SymNames; key: SymId): LitId {....raises: [], tags: [], forbids: [].}
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proc `[]=`(t: var SymNames; key: SymId; val: LitId) {....raises: [], tags: [],
    forbids: [].}
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proc addImmediateVal(t: var Tree; info: PackedLineInfo; x: int) {....raises: [],
    tags: [], forbids: [].}
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proc addImmediateVal(t: var Value; info: PackedLineInfo; x: int) {....raises: [],
    tags: [], forbids: [].}
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proc addIntVal(t: var Tree; integers: var BiTable[int64]; info: PackedLineInfo;
               typ: TypeId; x: int64) {....raises: [], tags: [], forbids: [].}
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proc addIntVal(t: var Value; integers: var BiTable[int64]; info: PackedLineInfo;
               typ: TypeId; x: int64) {....raises: [], tags: [], forbids: [].}
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proc addLabel(t: var Tree; info: PackedLineInfo; k: Opcode; L: LabelId) {.
    inline, ...raises: [], tags: [], forbids: [].}
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proc addNewLabel(t: var Tree; labelGen: var int; info: PackedLineInfo; k: Opcode): LabelId {.
    ...raises: [], tags: [], forbids: [].}
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proc addNilVal(t: var Tree; info: PackedLineInfo; typ: TypeId) {....raises: [],
    tags: [], forbids: [].}
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proc addNilVal(t: var Value; info: PackedLineInfo; typ: TypeId) {....raises: [],
    tags: [], forbids: [].}
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proc addNop(t: var Tree; info: PackedLineInfo) {.inline, ...raises: [], tags: [],
    forbids: [].}
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proc addPragmaId(t: var Tree; info: PackedLineInfo; x: PragmaKey) {....raises: [],
    tags: [], forbids: [].}
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proc addStrLit(t: var Tree; info: PackedLineInfo; s: LitId) {....raises: [],
    tags: [], forbids: [].}
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proc addStrVal(t: var Tree; strings: var BiTable[string]; info: PackedLineInfo;
               s: string) {....raises: [], tags: [], forbids: [].}
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proc addStrVal(t: var Value; strings: var BiTable[string]; info: PackedLineInfo;
               s: string) {....raises: [], tags: [], forbids: [].}
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proc addSummon(t: var Tree; info: PackedLineInfo; s: SymId; typ: TypeId;
               opc = Summon) {.inline, ...raises: [], tags: [], forbids: [].}
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proc addSymDef(t: var Tree; info: PackedLineInfo; s: SymId) {.inline,
    ...raises: [], tags: [], forbids: [].}
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proc addSymUse(t: var Tree; info: PackedLineInfo; s: SymId) {.inline,
    ...raises: [], tags: [], forbids: [].}
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proc addTyped(t: var Tree; info: PackedLineInfo; typ: TypeId) {.inline,
    ...raises: [], tags: [], forbids: [].}
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proc addTyped(t: var Value; info: PackedLineInfo; typ: TypeId) {.inline,
    ...raises: [], tags: [], forbids: [].}
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proc allTreesToString(t: Tree; strings: BiTable[string];
                      integers: BiTable[int64]; names: SymNames; r: var string) {.
    ...raises: [], tags: [], forbids: [].}
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proc boolVal(t: var Tree; integers: var BiTable[int64]; info: PackedLineInfo;
             b: bool) {....raises: [], tags: [], forbids: [].}
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proc copyTree(dest: var Tree; src: Tree) {....raises: [], tags: [], forbids: [].}
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proc copyTree(dest: var Tree; src: Value) {....raises: [], tags: [], forbids: [].}
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proc escapeToNimLit(s: string; result: var string) {....raises: [], tags: [],
    forbids: [].}
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proc extractTemp(v: Value): SymId {....raises: [], tags: [], forbids: [].}
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proc gotoLabel(t: var Tree; info: PackedLineInfo; k: Opcode; L: LabelId) {.
    ...raises: [], tags: [], forbids: [].}
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proc hash(a: LabelId): Hash {.borrow, ...raises: [], tags: [], forbids: [].}
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proc hash(s: SymId): Hash {.borrow, ...raises: [], tags: [], forbids: [].}
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proc hasValue(v: Value): bool {.inline, ...raises: [], tags: [], forbids: [].}
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proc immediateVal(ins: Instr): int {.inline, ...raises: [], tags: [], forbids: [].}
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proc isEmpty(v: Value): bool {.inline, ...raises: [], tags: [], forbids: [].}
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proc label(ins: Instr): LabelId {.inline, ...raises: [], tags: [], forbids: [].}
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proc len(tree: Tree): int {.inline, ...raises: [], tags: [], forbids: [].}
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proc litId(ins: Instr): LitId {.inline, ...raises: [], tags: [], forbids: [].}
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proc load(r: var RodFile; t: var SymNames) {....raises: [IOError],
    tags: [ReadIOEffect], forbids: [].}
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proc load(r: var RodFile; t: var Tree) {....raises: [IOError],
    tags: [ReadIOEffect], forbids: [].}
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proc localToValue(info: PackedLineInfo; s: SymId): Value {....raises: [], tags: [],
    forbids: [].}
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proc newLabel(labelGen: var int): LabelId {.inline, ...raises: [], tags: [],
    forbids: [].}
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proc newLabels(labelGen: var int; n: int): LabelId {.inline, ...raises: [],
    tags: [], forbids: [].}
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proc next(tree: Tree; pos: var NodePos) {.inline, ...raises: [], tags: [],
    forbids: [].}
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proc patch(dest: var Value; pos: PatchPos) {.inline, ...raises: [], tags: [],
    forbids: [].}
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proc patch(tree: var Tree; pos: PatchPos) {....raises: [], tags: [], forbids: [].}
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proc prepare(dest: var Value; info: PackedLineInfo; k: Opcode): PatchPos {.
    inline, ...raises: [], tags: [], forbids: [].}
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proc prepare(tree: var Tree; info: PackedLineInfo; kind: Opcode): PatchPos {.
    ...raises: [], tags: [], forbids: [].}
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proc sons2(tree: Tree; n: NodePos): (NodePos, NodePos) {.inline, ...raises: [],
    tags: [], forbids: [].}
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proc sons3(tree: Tree; n: NodePos): (NodePos, NodePos, NodePos) {.inline,
    ...raises: [], tags: [], forbids: [].}
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proc sons4(tree: Tree; n: NodePos): (NodePos, NodePos, NodePos, NodePos) {.
    inline, ...raises: [], tags: [], forbids: [].}
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proc sons5(tree: Tree; n: NodePos): (NodePos, NodePos, NodePos, NodePos, NodePos) {.
    inline, ...raises: [], tags: [], forbids: [].}
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proc store(r: var RodFile; t: SymNames) {....raises: [IOError],
    tags: [WriteIOEffect], forbids: [].}
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proc store(r: var RodFile; t: Tree) {....raises: [IOError], tags: [WriteIOEffect],
                                      forbids: [].}
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proc symId(ins: Instr): SymId {.inline, ...raises: [], tags: [], forbids: [].}
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proc toString(t: Tree; pos: NodePos; strings: BiTable[string];
              integers: BiTable[int64]; names: SymNames; r: var string;
              nesting = 0) {....raises: [], tags: [], forbids: [].}
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proc typeId(ins: Instr): TypeId {.inline, ...raises: [], tags: [], forbids: [].}
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Iterators

iterator sons(tree: Tree; n: NodePos): NodePos {....raises: [], tags: [],
    forbids: [].}
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iterator sonsFrom1(tree: Tree; n: NodePos): NodePos {....raises: [], tags: [],
    forbids: [].}
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iterator sonsFromN(tree: Tree; n: NodePos; toSkip = 2): NodePos {....raises: [],
    tags: [], forbids: [].}
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iterator sonsRest(tree: Tree; parent, n: NodePos): NodePos {....raises: [],
    tags: [], forbids: [].}
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Templates

template `[]`(t: Tree; n: NodePos): Instr
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template build(tree: var Tree; info: PackedLineInfo; kind: Opcode; body: untyped)
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template build(tree: var Value; info: PackedLineInfo; kind: Opcode;
               body: untyped)
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template buildTyped(tree: var Tree; info: PackedLineInfo; kind: Opcode;
                    typ: TypeId; body: untyped)
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template buildTyped(tree: var Value; info: PackedLineInfo; kind: Opcode;
                    typ: TypeId; body: untyped)
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template firstSon(n: NodePos): NodePos
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template kind(n: Instr): Opcode
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template rawOperand(n: Instr): uint32
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template skipTyped(n: NodePos): NodePos
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Made with Nim. Generated: 2024-05-01 07:12:14 UTC