143 lines
6.5 KiB
C
143 lines
6.5 KiB
C
#include "../core.h"
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#include "../utils/each.h"
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#include "../builtins.h"
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#include "../nfns.h"
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#include "../ns.h"
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#include <math.h>
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static inline B arith_recm(BB2B f, B x) {
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B fx = getFillQ(x);
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B r = eachm_fn(bi_N, x, f);
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return withFill(r, fx);
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}
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void bit_negatePtr(u64* rp, u64* xp, usz count) {
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for (usz i = 0; i < count; i++) rp[i] = ~xp[i];
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}
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B bit_negate(B x) { // consumes
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u64* xp = bitarr_ptr(x);
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u64* rp; B r = m_bitarrc(&rp, x);
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bit_negatePtr(rp, xp, BIT_N(IA(x)));
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decG(x);
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return r;
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}
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#define GC1i(SYMB,NAME,FEXPR,IBAD,IEXPR,SQF,TMIN,RMIN) B NAME##_c1(B t, B x) { \
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if (isF64(x)) { f64 v = x.f; return m_f64(FEXPR); } \
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if (RARE(!isArr(x))) thrM(SYMB ": Expected argument to be a number"); \
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u8 xe = TI(x,elType); \
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if (xe<=TMIN) return RMIN; \
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i64 sz = IA(x); \
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if (xe==el_i8) { i8 MAX=I8_MAX; i8 MIN=I8_MIN; i8* xp=i8any_ptr(x); i8* rp; B r=m_i8arrc(&rp,x); \
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for (i64 i = 0; i < sz; i++) { i8 v = xp[i]; if (RARE(IBAD)) { decG(r); goto base; } rp[i] = IEXPR; } \
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decG(x); (void)MIN;(void)MAX; return r; \
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} \
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if (xe==el_i16) { i16 MAX=I16_MAX; i16 MIN=I16_MIN; i16* xp=i16any_ptr(x); i16* rp; B r=m_i16arrc(&rp,x); \
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for (i64 i = 0; i < sz; i++) { i16 v = xp[i]; if (RARE(IBAD)) { decG(r); goto base; } rp[i] = IEXPR; } \
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decG(x); (void)MIN;(void)MAX; return r; \
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} \
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if (xe==el_i32) { i32 MAX=I32_MAX; i32 MIN=I32_MIN; i32* xp=i32any_ptr(x); i32* rp; B r=m_i32arrc(&rp,x); \
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for (i64 i = 0; i < sz; i++) { i32 v = xp[i]; if (RARE(IBAD)) { decG(r); goto base; } rp[i] = IEXPR; } \
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decG(x); (void)MIN;(void)MAX; return r; \
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} \
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if (xe==el_f64) { f64* xp = f64any_ptr(x); \
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f64* rp; B r = m_f64arrc(&rp, x); \
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for (i64 i = 0; i < sz; i++) { f64 v = xp[i]; rp[i] = FEXPR; } \
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decG(x); return SQF? num_squeeze(r) : r; \
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} \
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base: SLOW1(SYMB"𝕩", x); return arith_recm(NAME##_c1, x); \
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}
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B add_c1(B t, B x) {
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if (isF64(x)) return x;
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if (!isArr(x)) thrM("+: Argument must consist of numbers");
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if (elNum(TI(x,elType))) return x;
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dec(eachm_fn(m_f64(0), inc(x), add_c1));
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return x;
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}
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GC1i("-", sub, -v, v== MIN, -v, 0, el_bit, bit_sel(x,m_f64(0),m_f64(-1))) // change icond to v==-v to support ¯0 (TODO that won't work for i8/i16)
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GC1i("|", stile, fabs(v), v== MIN, v<0?-v:v,0, el_bit, x)
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GC1i("⌊", floor, floor(v), 0, v, 1, el_i32, x)
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GC1i("⌈", ceil, ceil(v), 0, v, 1, el_i32, x)
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GC1i("×", mul, v==0?0:v>0?1:-1, 0,v==0?0:v>0?1:-1,1, el_bit, x)
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GC1i("¬", not, 1-v, v<=-MAX, 1-v, 0, el_bit, bit_negate(x))
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#define GC1f(N, F, MSG) B N##_c1(B t, B x) { \
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if (isF64(x)) { f64 xv=o2fG(x); return m_f64(F); } \
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if (isArr(x)) { \
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u8 xe = TI(x,elType); \
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if (elNum(xe)) { \
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if (xe!=el_f64) x=taga(cpyF64Arr(x)); \
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u64 ia = IA(x); \
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f64* xp = f64any_ptr(x); \
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f64* rp; B r = m_f64arrc(&rp, x); \
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for (i64 i = 0; i < ia; i++) { \
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f64 xv=xp[i]; rp[i] = (F); \
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} \
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decG(x); return r; \
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} \
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SLOW1("arithm " #N, x); \
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return arith_recm(N##_c1, x); \
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} \
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thrM(MSG); \
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}
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GC1f( div, 1/xv, "÷: Getting reciprocal of non-number")
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GC1f(root, sqrt(xv), "√: Getting square root of non-number")
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#undef GC1f
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f64 fact(f64 x) { return tgamma(x+1); }
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f64 logfact(f64 x) { return lgamma(x+1); }
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#define P1(N) { if(isArr(x)) { SLOW1("arithm " #N, x); return arith_recm(N##_c1, x); } }
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B pow_c1(B t, B x) { if (isF64(x)) return m_f64( exp(x.f)); P1( pow); thrM("⋆: Getting exp of non-number"); }
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B log_c1(B t, B x) { if (isF64(x)) return m_f64( log(x.f)); P1( log); thrM("⋆⁼: Getting log of non-number"); }
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#define MATH(n,N) \
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B n##_c1(B t, B x) { if (isF64(x)) return m_f64(n(x.f)); P1(n); thrM("•math." #N ": Argument contained non-number"); }
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MATH(cbrt,Cbrt) MATH(log2,Log2) MATH(log10,Log10) MATH(log1p,Log1p) MATH(expm1,Expm1)
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MATH(fact,Fact) MATH(logfact,LogFact) MATH(erf,Erf) MATH(erfc,ErfC)
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#define TRIG(n,N) MATH(n,N) MATH(a##n,A##n) MATH(n##h,N##h) MATH(a##n##h,A##n##h)
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TRIG(sin,Sin) TRIG(cos,Cos) TRIG(tan,Tan)
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#undef TRIG
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#undef MATH
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#undef P1
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B lt_c1(B t, B x) { return m_atomUnit(x); }
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B eq_c1(B t, B x) { if (isAtm(x)) { decA(x); return m_i32(0); } B r = m_i32(RNK(x)); decG(x); return r; }
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B ne_c1(B t, B x) { if (isAtm(x)) { decA(x); return m_i32(1); } B r = m_f64(*SH(x)); decG(x); return r; }
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static B mathNS;
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B getMathNS() {
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if (mathNS.u == 0) {
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#define F(X) inc(bi_##X),
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Body* d = m_nnsDesc("sin","cos","tan","asin","acos","atan","atan2","sinh","cosh","tanh","asinh","acosh","atanh","cbrt","log2","log10","log1p","expm1","hypot","fact","logfact","erf","erfc","comb","gcd","lcm","sum");
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mathNS = m_nns(d, F(sin)F(cos)F(tan)F(asin)F(acos)F(atan)F(atan2)F(sinh)F(cosh)F(tanh)F(asinh)F(acosh)F(atanh)F(cbrt)F(log2)F(log10)F(log1p)F(expm1)F(hypot)F(fact)F(logfact)F(erf)F(erfc)F(comb)F(gcd)F(lcm)F(sum));
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#undef F
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gc_add(mathNS);
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}
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return inc(mathNS);
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}
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void arith_init() {
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c(BFn,bi_add)->ident = c(BFn,bi_sub)->ident = c(BFn,bi_or )->ident = c(BFn,bi_ne)->ident = c(BFn,bi_gt)->ident = m_i32(0);
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c(BFn,bi_mul)->ident = c(BFn,bi_div)->ident = c(BFn,bi_and)->ident = c(BFn,bi_eq)->ident = c(BFn,bi_ge)->ident = c(BFn,bi_pow)->ident = c(BFn,bi_not)->ident = m_i32(1);
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c(BFn,bi_floor)->ident = m_f64(1.0/0.0);
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c(BFn,bi_ceil )->ident = m_f64(-1.0/0.0);
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#define INVERSE_PAIR(F,G) \
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c(BFn,bi_##F)->im = G##_c1; \
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c(BFn,bi_##G)->im = F##_c1;
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c(BFn,bi_sub)->im = sub_c1;
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INVERSE_PAIR(sin, asin)
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INVERSE_PAIR(cos, acos)
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INVERSE_PAIR(tan, atan)
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INVERSE_PAIR(sinh, asinh)
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INVERSE_PAIR(cosh, acosh)
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INVERSE_PAIR(tanh, atanh)
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INVERSE_PAIR(expm1, log1p)
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#undef INVERSE_PAIR
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}
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