mirror of
https://github.com/ilyakooo0/urbit.git
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135 lines
3.2 KiB
C
135 lines
3.2 KiB
C
/* i/n/x.h
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**
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** This file is in the public domain.
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*/
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/** Constants.
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**/
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/* Conventional axes for gate call.
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*/
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# define u3x_pay 3 // payload
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# define u3x_sam 6 // sample
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# define u3x_sam_1 6
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# define u3x_sam_2 12
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# define u3x_sam_3 13
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# define u3x_sam_4 24
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# define u3x_sam_5 25
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# define u3x_sam_6 26
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# define u3x_sam_12 52
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# define u3x_sam_13 53
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# define u3x_sam_7 27
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# define u3x_sam_14 54
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# define u3x_sam_15 55
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# define u3x_sam_30 110
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# define u3x_sam_31 111
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# define u3x_con 7 // context
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# define u3x_con_2 14 // context
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# define u3x_con_3 15 // context
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# define u3x_con_sam 30 // sample in gate context
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# define u3x_bat 2 // battery
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/** Macros.
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**/
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/* Word axis macros. For 31-bit axes only.
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*/
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/* u3x_dep(): number of axis bits.
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*/
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# define u3x_dep(a_w) (c3_bits_word(a_w) - 1)
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/* u3x_cap(): root axis, 2 or 3.
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*/
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# define u3x_cap(a_w) (0x2 | (a_w >> (u3x_dep(a_w) - 1)))
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/* u3x_mas(): remainder after cap.
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*/
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# define u3x_mas(a_w) \
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( (a_w & ~(1 << u3x_dep(a_w))) | (1 << (u3x_dep(a_w) - 1)) )
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/* u3x_peg(): connect two axes.
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*/
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# define u3x_peg(a_w, b_w) \
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( (a_w << u3x_dep(b_w)) | (b_w &~ (1 << u3x_dep(b_w))) )
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/** Functions.
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**/
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/** u3x_*: read, but bail with c3__exit on a crash.
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**/
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#if 1
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# define u3x_h(som) u3a_h(som)
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# define u3x_t(som) u3a_t(som)
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#else
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/* u3x_h (u3h): head.
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*/
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u3_noun
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u3x_h(u3_noun som);
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/* u3x_t (u3t): tail.
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*/
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u3_noun
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u3x_t(u3_noun som);
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#endif
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/* u3x_good(): test for u3_none.
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*/
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u3_noun
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u3x_good(u3_weak som);
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/* u3x_at (u3at): fragment.
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*/
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u3_noun
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u3x_at(u3_noun axe, u3_noun som);
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/* u3x_cell():
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**
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** Divide `a` as a cell `[b c]`.
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*/
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void
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u3x_cell(u3_noun a,
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u3_noun* b,
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u3_noun* c);
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/* u3x_trel():
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**
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** Divide `a` as a trel `[b c d]`, or bail.
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*/
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void
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u3x_trel(u3_noun a,
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u3_noun* b,
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u3_noun* c,
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u3_noun* d);
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/* u3x_qual():
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**
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** Divide `a` as a quadruple `[b c d e]`.
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*/
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void
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u3x_qual(u3_noun a,
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u3_noun* b,
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u3_noun* c,
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u3_noun* d,
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u3_noun* e);
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/* u3x_quil():
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**
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** Divide `a` as a quintuple `[b c d e f]`.
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*/
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void
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u3x_quil(u3_noun a,
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u3_noun* b,
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u3_noun* c,
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u3_noun* d,
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u3_noun* e,
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u3_noun* f);
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/* u3x_hext():
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**
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** Divide `a` as a hextuple `[b c d e f g]`.
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*/
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void
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u3x_hext(u3_noun a,
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u3_noun* b,
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u3_noun* c,
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u3_noun* d,
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u3_noun* e,
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u3_noun* f,
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u3_noun* g);
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