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Add LISP interpreter
This commit is contained in:
Justine Tunney
parent
4f98ad1054
commit
d31bebdd2d
84 changed files with 9081 additions and 0 deletions
337
tool/plinko/lib/plinko.h
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337
tool/plinko/lib/plinko.h
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#ifndef COSMOPOLITAN_TOOL_PLINKO_LIB_PLINKO_H_
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#define COSMOPOLITAN_TOOL_PLINKO_LIB_PLINKO_H_
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#include "libc/limits.h"
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#include "libc/log/check.h"
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#include "libc/runtime/runtime.h"
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#include "tool/plinko/lib/config.h"
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#include "tool/plinko/lib/types.h"
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#if !(__ASSEMBLER__ + __LINKER__ + 0)
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COSMOPOLITAN_C_START_
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#define LO(x) (int)(x)
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#define HI(x) (int)((x) >> 32)
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#define MASK(x) ((x)-1u)
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#define ROR(x, k) ((unsigned)(x) >> k | ((unsigned)(x) << (32 - k)))
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#define MAKE(l, h) (((unsigned)(l)) | (dword)(h) << 32)
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#define SHAD(i) g_dispatch[(i) & (BANE | MASK(BANE))]
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#define DF(f) EncodeDispatchFn(f)
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#define CAR(x) LO(Get(x))
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#define CDR(x) HI(Get(x))
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#define ARG1(e) Cadr(e)
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#define __(c) (assert(IsUpper(c)), kAlphabet[c - 'A'])
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#define _(s) __(STRINGIFY(s)[0])
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#define ZERO4 MAKE4(0, 0, 0, 0)
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#define MAKE4(a, b, c, d) \
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(struct qword) { \
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MAKE(a, b), MAKE(c, d) \
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}
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#define Equal(x, y) !Cmp(x, y)
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#define RESTORE(s) s = save_##s
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#define SAVE(s, x) \
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typeof(s) save_##s = s; \
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s = x
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#define PROG(d, k, s) \
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SetInput(s); \
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k = Read(0); \
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d(k)
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#define GetFrameCx() ~HI(GetCurrentFrame())
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#define GetDispatchFn(x) DecodeDispatchFn(GetShadow(x))
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#define DecodeDispatchFn(x) ((DispatchFn *)(uintptr_t)(unsigned)(x))
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#define GetShadow(i) \
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((__seg_fs const dword *)((uintptr_t)g_mem))[(i) & (BANE | MASK(BANE))]
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struct T {
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int res;
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};
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struct Binding {
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int u;
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dword p1;
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};
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typedef int EvalFn(int, int);
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typedef int PairFn(int, int, int);
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typedef int RecurseFn(dword, dword, dword);
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typedef struct T RetFn(dword, dword, dword);
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typedef int EvlisFn(int, int, dword, dword);
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typedef struct Binding BindFn(int, int, int, int, dword, dword);
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typedef struct T TailFn(dword, dword, dword, dword, dword);
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typedef struct T DispatchFn(dword, dword, dword, dword, dword, dword);
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typedef int ForceIntTailDispatchFn(dword, dword, dword, dword, dword, dword);
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BindFn Bind, BindTrace;
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RecurseFn RecurseTrace;
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EvlisFn Evlis, EvlisTrace;
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PairFn Pairlis, PairlisTrace;
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EvalFn Eval, EvalTrace, ExpandTrace, Exlis;
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TailFn DispatchTail, DispatchTailGc, DispatchTailTmcGc;
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TailFn DispatchTailTrace, DispatchTailGcTrace, DispatchTailTmcGcTrace;
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DispatchFn DispatchNil, DispatchTrue, DispatchPlan, DispatchQuote,
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DispatchLookup, DispatchBuiltin, DispatchFuncall, DispatchRecursive,
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DispatchYcombine, DispatchPrecious, DispatchIgnore0, DispatchAdd,
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DispatchShortcut, DispatchCar, DispatchCdr, DispatchAtom, DispatchEq,
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DispatchCmp, DispatchOrder, DispatchLambda, DispatchCond, DispatchCons,
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DispatchProgn, DispatchQuiet, DispatchTrace, DispatchFtrace,
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DispatchFunction, DispatchBeta, DispatchGensym, DispatchPrinc,
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DispatchPrintheap, DispatchGc, DispatchFlush, DispatchError, DispatchExit,
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DispatchRead, DispatchIdentity, DispatchLet, DispatchLet1, DispatchLet2,
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DispatchIgnore1, DispatchExpand, DispatchPprint, DispatchPrint,
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DispatchEnclosedLetegatinator, DispatchEnclosedLetegate, DispatchIf,
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DispatchCall1, DispatchCall2;
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DispatchFn DispatchEnclosedLet, DispatchCaar, DispatchCadr, DispatchCdar,
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DispatchCddr, DispatchCaaar, DispatchCaadr, DispatchCadar, DispatchCaddr,
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DispatchCdaar, DispatchCdadr, DispatchCddar, DispatchCdddr, DispatchCaaaar,
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DispatchCaaadr, DispatchCaadar, DispatchCaaddr, DispatchCadaar,
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DispatchCadadr, DispatchCaddar, DispatchCadddr, DispatchCdaaar,
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DispatchCdaadr, DispatchCdadar, DispatchCdaddr, DispatchCddaar,
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DispatchCddadr, DispatchCdddar, DispatchCddddr;
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#ifndef __llvm__
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register dword cGets asm("r12");
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register dword *g_mem asm("rbx");
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#else
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extern dword cGets;
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extern dword *g_mem;
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#endif
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extern unsigned short sp;
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extern bool loga;
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extern bool logc;
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extern bool dump;
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extern bool quiet;
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extern bool stats;
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extern bool simpler;
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extern bool trace;
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extern bool ftrace;
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extern bool mtrace;
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extern bool gtrace;
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extern bool noname;
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extern bool literally;
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extern bool symbolism;
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extern int cHeap;
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extern int cAtoms;
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extern int cFrost;
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extern int globals;
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extern int revglob;
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extern int ordglob;
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extern int ax;
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extern int cx;
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extern int dx;
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extern int ex;
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extern int pdp;
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extern int bp[4];
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extern int fails;
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extern int depth;
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extern int kTrace;
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extern int kMtrace;
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extern int kFtrace;
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extern int kGtrace;
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extern int kEq;
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extern int kGc;
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extern int kCmp;
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extern int kCar;
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extern int kBackquote;
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extern int kDefun;
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extern int kDefmacro;
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extern int kAppend;
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extern int kBeta;
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extern int kAnd;
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extern int kCdr;
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extern int kRead;
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extern int kDump;
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extern int kQuote;
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extern int kProgn;
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extern int kLambda;
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extern int kDefine;
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extern int kMacro;
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extern int kQuiet;
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extern int kSplice;
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extern int kPrinc;
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extern int kPrint;
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extern int kPprint;
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extern int kIgnore;
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extern int kExpand;
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extern int kCond;
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extern int kAtom;
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extern int kOr;
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extern int kCons;
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extern int kIntegrate;
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extern int kString;
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extern int kSquare;
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extern int kCurly;
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extern int kFork;
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extern int kGensym;
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extern int kTrench;
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extern int kYcombinator;
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extern int kBecause;
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extern int kTherefore;
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extern int kUnion;
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extern int kImplies;
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extern int kNand;
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extern int kNor;
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extern int kXor;
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extern int kIff;
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extern int kPartial;
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extern int kError;
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extern int kExit;
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extern int kClosure;
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extern int kFunction;
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extern int kCycle;
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extern int kFlush;
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extern int kIgnore0;
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extern int kComma;
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extern int kIntersection;
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extern int kList;
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extern int kMember;
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extern int kNot;
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extern int kReverse;
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extern int kSqrt;
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extern int kSubset;
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extern int kSuperset;
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extern int kPrintheap;
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extern int kImpossible;
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extern int kUnchanged;
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extern int kOrder;
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extern jmp_buf crash;
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extern jmp_buf exiter;
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extern RetFn *const kRet[8];
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extern char g_buffer[4][512];
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extern unsigned short g_depths[128][3];
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extern dword tick;
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extern dword cSets;
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extern dword *g_dis;
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extern EvalFn *eval;
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extern BindFn *bind_;
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extern char **inputs;
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extern EvalFn *expand;
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extern EvlisFn *evlis;
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extern PairFn *pairlis;
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extern TailFn *kTail[8];
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extern RecurseFn *recurse;
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extern int g_copy[256];
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extern int g_print[256];
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extern int kAlphabet[26];
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extern dword g_stack[STACK];
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extern int kConsAlphabet[26];
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extern long g_assoc_histogram[12];
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extern long g_gc_lop_histogram[30];
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extern long g_gc_marks_histogram[30];
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extern long g_gc_dense_histogram[30];
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extern long g_gc_sparse_histogram[30];
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extern long g_gc_discards_histogram[30];
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bool HasAtom(int, int) nosideeffect;
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bool IsConstant(int) pureconst;
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bool IsYcombinator(int);
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bool MakesClosures(int);
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dword Plan(int, int, int);
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int Assoc(int, int);
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int Cmp(int, int);
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int CountAtoms(int, int, int) nosideeffect;
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int CountReferences(int, int, int);
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int CountSimpleArguments(int) nosideeffect;
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int CountSimpleParameters(int) nosideeffect;
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int Define(int, int);
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int DumpDefines(int, int, int);
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int Desymbolize(int) pureconst;
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int Enclose(int, int);
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int Expand(int, int);
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int FindFreeVariables(int, int, int);
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int Intern(int, int);
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int IsCar(int);
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int IsCdr(int);
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int IsDelegate(int);
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int Plinko(int, char *[]);
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int Preplan(int, int, int);
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int Read(int);
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int ReadByte(int);
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int ReadChar(int);
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int ReadSpaces(int);
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int ReadString(int, unsigned);
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int Reverse(int, int);
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int Symbolize(int) pureconst;
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struct qword IsIf(int);
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void Flush(int);
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void PlanFuncalls(int, dword, int);
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void Setup(void);
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forceinline dword Get(int i) {
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#ifndef NDEBUG
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DCHECK_LT(i, TERM);
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#endif
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++cGets;
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return g_mem[i & (BANE | MASK(BANE))];
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}
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forceinline int Car(int i) {
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#ifndef NDEBUG
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DCHECK_LE(i, 0);
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#endif
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return LO(Get(i));
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}
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forceinline int Cdr(int i) {
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#ifndef NDEBUG
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DCHECK_LE(i, 0);
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#endif
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return HI(Get(i));
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}
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forceinline unsigned EncodeDispatchFn(DispatchFn *f) {
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DCHECK_LE((uintptr_t)f, UINT_MAX);
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return (uintptr_t)f;
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}
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forceinline pureconst bool IsPrecious(int x) {
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return LO(GetShadow(x)) == EncodeDispatchFn(DispatchPrecious);
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}
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forceinline pureconst bool IsVariable(int x) {
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return LO(GetShadow(x)) == EncodeDispatchFn(DispatchLookup);
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}
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forceinline nosideeffect void *Addr(int i) {
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return g_mem + (i & (BANE | MASK(BANE)));
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}
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forceinline struct T Ret(dword ea, dword tm, dword r) {
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return kRet[r](ea, tm, r);
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}
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static inline int FasterRecurse(int v, int a, dword p1, dword p2) {
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if (v == LO(p1)) return HI(p1);
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if (v == LO(p2)) return HI(p2);
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/* if (IsPrecious(v)) return v; */
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/* if (v < 0 && Car(v) == kQuote) return Car(Cdr(v)); */
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return recurse(MAKE(v, a), p1, p2);
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}
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forceinline int Recurse(dword ea, dword p1, dword p2) {
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return ((ForceIntTailDispatchFn *)GetDispatchFn(LO(ea)))(ea, 0, 0, p1, p2,
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GetShadow(LO(ea)));
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}
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forceinline struct T TailCall(dword ea, dword tm, dword r, dword p1, dword p2) {
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return kTail[r](ea, tm, r, p1, p2);
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}
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static inline int Keep(int x, int y) {
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return Equal(x, y) ? x : y;
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}
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COSMOPOLITAN_C_END_
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#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
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#endif /* COSMOPOLITAN_TOOL_PLINKO_LIB_PLINKO_H_ */
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