ref: fe3172919d12a024a78f9cc071e7cfc96ee1624e
dir: /sim.c/
#include "gbuffer.h" #include "mark.h" #include "sim.h" //////// Utilities static Glyph const indexed_glyphs[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '.', '*', ':', ';', '#', }; enum { Glyphs_array_num = sizeof indexed_glyphs }; static inline Glyph glyph_lowered(Glyph c) { return (c >= 'A' && c <= 'Z') ? (char)(c - ('a' - 'A')) : c; } // Always returns 0 through (sizeof indexed_glyphs) - 1, and works on // capitalized glyphs as well. The index of the lower-cased glyph is returned // if the glyph is capitalized. static inline Usz semantic_index_of_glyph(Glyph c) { Glyph c0 = glyph_lowered(c); if (c0 == '.') return 0; for (Usz i = 0; i < Glyphs_array_num; ++i) { if (indexed_glyphs[i] == c0) return i; } return 0; } static inline Glyph glyphs_add(Glyph a, Glyph b) { Usz ia = semantic_index_of_glyph(a); Usz ib = semantic_index_of_glyph(b); return indexed_glyphs[(ia + ib) % Glyphs_array_num]; } static inline Glyph glyphs_mod(Glyph a, Glyph b) { Usz ia = semantic_index_of_glyph(a); Usz ib = semantic_index_of_glyph(b); return indexed_glyphs[ib == 0 ? 0 : (ia % ib)]; } // todo check if these inlines are actually being inlinded -- might be bad, // should probably mark them not inlined static inline bool oper_has_neighboring_bang(Gbuffer gbuf, Usz h, Usz w, Usz y, Usz x) { return gbuffer_peek_relative(gbuf, h, w, y, x, 0, 1) == '*' || gbuffer_peek_relative(gbuf, h, w, y, x, 0, -1) == '*' || gbuffer_peek_relative(gbuf, h, w, y, x, 1, 0) == '*' || gbuffer_peek_relative(gbuf, h, w, y, x, -1, 0) == '*'; } static inline void oper_move_relative_or_explode(Gbuffer gbuf, Mbuffer mbuf, Usz height, Usz width, Glyph moved, Usz y, Usz x, Isz delta_y, Isz delta_x) { Isz y0 = (Isz)y + delta_y; Isz x0 = (Isz)x + delta_x; if (y0 >= (Isz)height || x0 >= (Isz)width || y0 < 0 || x0 < 0) { gbuf[y * width + x] = '*'; return; } Glyph* at_dest = gbuf + (Usz)y0 * width + (Usz)x0; if (*at_dest != '.') { gbuf[y * width + x] = '*'; mbuffer_poke_flags_or(mbuf, height, width, y, x, Mark_flag_sleep); return; } *at_dest = moved; mbuffer_poke_flags_or(mbuf, height, width, (Usz)y0, (Usz)x0, Mark_flag_sleep); gbuf[y * width + x] = '.'; } typedef struct { Bank* bank; Usz size; } Oper_bank_write_params; typedef struct { Bank* bank; Usz size; Bank_cursor cursor; } Oper_bank_read_params; // static may cause warning if programmer doesn't use bank storage void oper_bank_store(Oper_bank_write_params* bank_params, Usz width, Usz y, Usz x, Glyph* restrict glyphs, Usz num_glyphs) { assert(num_glyphs > 0); Usz index = y * width + x; assert(index < ORCA_BANK_INDEX_MAX); bank_params->size = bank_append(bank_params->bank, bank_params->size, index, glyphs, num_glyphs); } Usz oper_bank_load(Oper_bank_read_params* bank_params, Usz width, Usz y, Usz x, Glyph* restrict out_glyphs, Usz out_count) { Usz index = y * width + x; assert(index < ORCA_BANK_INDEX_MAX); return bank_read(bank_params->bank->data, bank_params->size, &bank_params->cursor, index, out_glyphs, out_count); } ORCA_FORCE_STATIC_INLINE Usz UCLAMP(Usz val, Usz min, Usz max) { if (val < min) return min; if (val > max) return max; return val; } #define ORCA_EXPAND_SOLO_OPER_CHARS(_oper_char, _oper_name) \ Orca_oper_char_##_oper_name = _oper_char, #define ORCA_EXPAND_DUAL_OPER_CHARS(_upper_oper_char, _lower_oper_char, \ _oper_name) \ Orca_oper_upper_char_##_oper_name = _upper_oper_char, \ Orca_oper_lower_char_##_oper_name = _lower_oper_char, #define ORCA_DEFINE_OPER_CHARS(_solo_defs, _dual_defs) \ enum Orca_oper_chars { \ _solo_defs(ORCA_EXPAND_SOLO_OPER_CHARS) \ _dual_defs(ORCA_EXPAND_DUAL_OPER_CHARS) \ }; #define ORCA_DECLARE_OPERATORS(_solo_defs, _dual_defs) \ ORCA_DEFINE_OPER_CHARS(_solo_defs, _dual_defs) #define OPER_PHASE_COMMON_ARGS \ Gbuffer const gbuffer, Mbuffer const mbuffer, Usz const height, \ Usz const width, Usz const y, Usz const x #define OPER_PHASE_0_COMMON_ARGS \ OPER_PHASE_COMMON_ARGS, Oper_bank_write_params *const bank_params, \ U8 const cell_flags #define OPER_PHASE_1_COMMON_ARGS \ OPER_PHASE_COMMON_ARGS, Oper_bank_read_params* const bank_params #define OPER_IGNORE_COMMON_ARGS() \ (void)gbuffer; \ (void)mbuffer; \ (void)height; \ (void)width; \ (void)y; \ (void)x; \ (void)bank_params; #define BEGIN_SOLO_PHASE_0(_oper_name) \ static inline void oper_phase0_##_oper_name(OPER_PHASE_0_COMMON_ARGS) { \ OPER_IGNORE_COMMON_ARGS() \ (void)cell_flags; \ enum { This_oper_char = Orca_oper_char_##_oper_name }; #define BEGIN_SOLO_PHASE_1(_oper_name) \ static inline void oper_phase1_##_oper_name(OPER_PHASE_1_COMMON_ARGS) { \ OPER_IGNORE_COMMON_ARGS() \ enum { This_oper_char = Orca_oper_char_##_oper_name }; #define BEGIN_DUAL_PHASE_0(_oper_name) \ static inline void oper_phase0_##_oper_name(OPER_PHASE_0_COMMON_ARGS, \ Glyph const This_oper_char) { \ OPER_IGNORE_COMMON_ARGS() \ (void)cell_flags; \ bool const Dual_is_uppercase = \ Orca_oper_upper_char_##_oper_name == This_oper_char; \ (void)Dual_is_uppercase; #define BEGIN_DUAL_PHASE_1(_oper_name) \ static inline void oper_phase1_##_oper_name(OPER_PHASE_1_COMMON_ARGS, \ Glyph const This_oper_char) { \ OPER_IGNORE_COMMON_ARGS() \ bool const Dual_is_uppercase = \ Orca_oper_upper_char_##_oper_name == This_oper_char; \ (void)Dual_is_uppercase; #define END_PHASE } #define INDEX(_glyph) semantic_index_of_glyph(_glyph) #define GLYPH(_index) indexed_glyphs[_index] #define PEEK(_delta_y, _delta_x) \ gbuffer_peek_relative(gbuffer, height, width, y, x, _delta_y, _delta_x) #define POKE(_delta_y, _delta_x, _glyph) \ gbuffer_poke_relative(gbuffer, height, width, y, x, _delta_y, _delta_x, \ _glyph) #define BECOME(_glyph) gbuffer_poke(gbuffer, height, width, y, x, _glyph) #define STUN(_delta_y, _delta_x) \ mbuffer_poke_relative_flags_or(mbuffer, height, width, y, x, _delta_y, \ _delta_x, Mark_flag_sleep) #define LOCK(_delta_y, _delta_x) \ mbuffer_poke_relative_flags_or(mbuffer, height, width, y, x, _delta_y, \ _delta_x, Mark_flag_lock) #define STORE(_glyph_array) \ oper_bank_store(bank_params, width, y, x, _glyph_array, sizeof(_glyph_array)) #define LOAD(_glyph_array) \ oper_bank_load(bank_params, width, y, x, _glyph_array, sizeof(_glyph_array)) #define IN Mark_flag_input #define OUT Mark_flag_output #define NONLOCKING Mark_flag_lock #define HASTE Mark_flag_haste_input #define REALIZE_DUAL \ bool const Dual_is_active = \ Dual_is_uppercase | \ oper_has_neighboring_bang(gbuffer, height, width, y, x); #define PSEUDO_DUAL bool const Dual_is_active = true #define BEGIN_DUAL_PORTS \ { \ bool const Oper_ports_enabled = Dual_is_active; #define DUAL_IS_ACTIVE Dual_is_active #define IS_AWAKE (!(cell_flags & (Mark_flag_lock | Mark_flag_sleep))) #define STOP_IF_DUAL_INACTIVE \ if (!Dual_is_active) \ return #define STOP_IF_NOT_BANGED \ if (!oper_has_neighboring_bang(gbuffer, height, width, y, x)) \ return #define END_IF } #define OPER_PORT_IO_MASK \ (Mark_flag_input | Mark_flag_output | Mark_flag_haste_input) #define OPER_PORT_CELL_ENABLING_MASK (Mark_flag_lock | Mark_flag_sleep) #define OPER_PORT_FLIP_LOCK_BIT(_flags) ((_flags) ^ Mark_flag_lock) #define PORT(_delta_y, _delta_x, _flags) \ mbuffer_poke_relative_flags_or( \ mbuffer, height, width, y, x, _delta_y, _delta_x, \ ((_flags)&OPER_PORT_IO_MASK) | \ (Oper_ports_enabled && !(cell_flags & OPER_PORT_CELL_ENABLING_MASK) \ ? OPER_PORT_FLIP_LOCK_BIT(_flags) \ : Mark_flag_none)) #define END_PORTS } #define BEGIN_HASTE if (!(cell_flags & (Mark_flag_lock | Mark_flag_sleep))) { #define END_HASTE } #define OPER_MOVE_OR_EXPLODE(_delta_y, _delta_x) \ oper_move_relative_or_explode(gbuffer, mbuffer, height, width, \ This_oper_char, y, x, _delta_y, _delta_x) #define MOVING_OPERATOR(_oper_name, _delta_y, _delta_x) \ BEGIN_DUAL_PHASE_0(_oper_name) \ BEGIN_HASTE \ REALIZE_DUAL; \ STOP_IF_DUAL_INACTIVE; \ OPER_MOVE_OR_EXPLODE(_delta_y, _delta_x); \ END_HASTE \ END_PHASE \ BEGIN_DUAL_PHASE_1(_oper_name) \ END_PHASE //////// Operators #define ORCA_SOLO_OPERATORS(_) _('*', bang) #define ORCA_DUAL_OPERATORS(_) \ _('N', 'n', north) \ _('E', 'e', east) \ _('S', 's', south) \ _('W', 'w', west) \ _('Z', 'z', southeast) \ _('A', 'a', add) \ _('B', 'b', banger) \ _('F', 'f', if) \ _('G', 'g', generator) \ _('H', 'h', halt) \ _('I', 'i', increment) \ _('J', 'j', jump) \ _('K', 'k', kill) \ _('M', 'm', modulo) \ _('O', 'o', offset) \ _('P', 'p', push) \ _('T', 't', track) \ _('U', 'u', uturn) \ _('X', 'x', teleport) ORCA_DECLARE_OPERATORS(ORCA_SOLO_OPERATORS, ORCA_DUAL_OPERATORS) MOVING_OPERATOR(north, -1, 0) MOVING_OPERATOR(east, 0, 1) MOVING_OPERATOR(south, 1, 0) MOVING_OPERATOR(west, 0, -1) MOVING_OPERATOR(southeast, 1, 1) #define MOVEMENT_CASES \ 'N' : case 'n' : case 'E' : case 'e' : case 'S' : case 's' : case 'W' \ : case 'w' : case 'Z' : case 'z' BEGIN_SOLO_PHASE_0(bang) BEGIN_HASTE BECOME('.'); END_HASTE END_PHASE BEGIN_SOLO_PHASE_1(bang) END_PHASE BEGIN_DUAL_PHASE_0(add) REALIZE_DUAL; BEGIN_DUAL_PORTS PORT(0, 1, IN); PORT(0, 2, IN); PORT(1, 0, OUT); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(add) REALIZE_DUAL; STOP_IF_DUAL_INACTIVE; POKE(1, 0, glyphs_add(PEEK(0, 1), PEEK(0, 2))); END_PHASE BEGIN_DUAL_PHASE_0(banger) REALIZE_DUAL; BEGIN_DUAL_PORTS PORT(0, 1, IN | NONLOCKING); PORT(1, 0, OUT); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(banger) REALIZE_DUAL; STOP_IF_DUAL_INACTIVE; Glyph g = PEEK(0, 1); Glyph result; switch (g) { case '1': case '*': case MOVEMENT_CASES: result = '*'; break; default: result = '.'; } POKE(1, 0, result); END_PHASE BEGIN_DUAL_PHASE_0(if) REALIZE_DUAL; BEGIN_DUAL_PORTS PORT(0, 1, IN); PORT(0, 2, IN); PORT(1, 0, OUT); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(if) REALIZE_DUAL; STOP_IF_DUAL_INACTIVE; Glyph g0 = PEEK(0, 1); Glyph g1 = PEEK(0, 2); POKE(1, 0, g0 == g1 ? '1' : '0'); END_PHASE BEGIN_DUAL_PHASE_0(generator) REALIZE_DUAL; BEGIN_DUAL_PORTS PORT(0, 1, IN); PORT(1, 0, OUT | NONLOCKING); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(generator) STOP_IF_NOT_BANGED; POKE(1, 0, PEEK(0, 1)); STUN(0, 1); END_PHASE BEGIN_DUAL_PHASE_0(halt) REALIZE_DUAL; BEGIN_DUAL_PORTS PORT(1, 0, OUT); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(halt) END_PHASE BEGIN_DUAL_PHASE_0(increment) REALIZE_DUAL; BEGIN_DUAL_PORTS PORT(0, 1, IN); PORT(0, 2, IN); PORT(1, 0, IN | OUT); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(increment) REALIZE_DUAL; STOP_IF_DUAL_INACTIVE; Usz min = INDEX(PEEK(0, 1)); Usz max = INDEX(PEEK(0, 2)); Usz val = INDEX(PEEK(1, 0)); ++val; if (max == 0) max = 10; if (val >= max) val = min; POKE(1, 0, GLYPH(val)); END_PHASE BEGIN_DUAL_PHASE_0(jump) REALIZE_DUAL; BEGIN_DUAL_PORTS PORT(-1, 0, IN); PORT(1, 0, OUT); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(jump) REALIZE_DUAL; STOP_IF_DUAL_INACTIVE; POKE(1, 0, PEEK(-1, 0)); END_PHASE BEGIN_DUAL_PHASE_0(kill) REALIZE_DUAL; BEGIN_DUAL_PORTS PORT(1, 0, OUT | HASTE); END_PORTS STOP_IF_DUAL_INACTIVE; BEGIN_HASTE POKE(1, 0, '.'); END_HASTE END_PHASE BEGIN_DUAL_PHASE_1(kill) END_PHASE BEGIN_DUAL_PHASE_0(modulo) REALIZE_DUAL; BEGIN_DUAL_PORTS PORT(0, 1, IN); PORT(0, 2, IN); PORT(1, 0, OUT); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(modulo) REALIZE_DUAL; STOP_IF_DUAL_INACTIVE; POKE(1, 0, glyphs_mod(PEEK(0, 1), PEEK(0, 2))); END_PHASE BEGIN_DUAL_PHASE_0(offset) REALIZE_DUAL; Usz read_y = 0; Usz read_x = 1; if (DUAL_IS_ACTIVE) { Glyph coords[2]; coords[0] = PEEK(0, -1); coords[1] = PEEK(0, -2); STORE(coords); read_y = UCLAMP(INDEX(coords[0]), 0, 16); read_x = UCLAMP(INDEX(coords[1]) + 1, 1, 16); } BEGIN_DUAL_PORTS PORT(0, -1, IN | HASTE); PORT(0, -2, IN | HASTE); PORT((Isz)read_y, (Isz)read_x, IN); PORT(1, 0, OUT); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(offset) REALIZE_DUAL; STOP_IF_DUAL_INACTIVE; Isz read_y = 0; Isz read_x = 1; Glyph coords[2]; if (LOAD(coords)) { read_y = (Isz)UCLAMP(INDEX(coords[0]), 0, 16); read_x = (Isz)UCLAMP(INDEX(coords[1]) + 1, 1, 16); } POKE(1, 0, PEEK(read_y, read_x)); STUN(0, 1); END_PHASE BEGIN_DUAL_PHASE_0(push) REALIZE_DUAL; Usz write_val_x = 0; if (DUAL_IS_ACTIVE && IS_AWAKE) { Glyph params[2]; params[0] = PEEK(0, -1); // len params[1] = PEEK(0, -2); // key STORE(params); Usz len = UCLAMP(INDEX(params[0]), 1, 16); Usz key = INDEX(params[1]); write_val_x = key % len; for (Usz i = 0; i < write_val_x; ++i) { LOCK(1, (Isz)i); } } BEGIN_DUAL_PORTS PORT(0, -1, IN | HASTE); PORT(0, -2, IN | HASTE); PORT(0, 1, IN); PORT(1, (Isz)write_val_x, OUT); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(push) STOP_IF_NOT_BANGED; Usz write_val_x = 0; Glyph params[2]; if (LOAD(params)) { Usz len = UCLAMP(INDEX(params[0]), 1, 16); Usz key = INDEX(params[1]); write_val_x = key % len; } POKE(1, (Isz)write_val_x, PEEK(0, 1)); END_PHASE BEGIN_DUAL_PHASE_0(track) PSEUDO_DUAL; Usz read_val_x = 1; if (IS_AWAKE) { Glyph params[2]; params[0] = PEEK(0, -1); // len params[1] = PEEK(0, -2); // key STORE(params); Usz len = UCLAMP(INDEX(params[0]), 1, 16); Usz key = INDEX(params[1]); read_val_x = key % len + 1; for (Usz i = 0; i < read_val_x; ++i) { LOCK(0, (Isz)(i + 1)); } } BEGIN_DUAL_PORTS PORT(0, -1, IN | HASTE); PORT(0, -2, IN | HASTE); PORT(0, (Isz)read_val_x, IN); PORT(1, 0, OUT); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(track) Usz read_val_x = 1; Glyph params[2]; if (LOAD(params)) { Usz len = UCLAMP(INDEX(params[0]), 1, 16); Usz key = INDEX(params[1]); read_val_x = key % len + 1; } POKE(1, 0, PEEK(0, (Isz)read_val_x)); STUN(1, 0); END_PHASE #define UTURN_DIRS(_) \ _(-1, 0, 'N') \ _(0, -1, 'W') \ _(0, 1, 'E') \ _(1, 0, 'S') BEGIN_DUAL_PHASE_0(uturn) REALIZE_DUAL; BEGIN_DUAL_PORTS #define X(_d_y, _d_x, _d_glyph) PORT(_d_y, _d_x, IN | OUT | HASTE | NONLOCKING); UTURN_DIRS(X) #undef X END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(uturn) #define X(_d_y, _d_x, _d_glyph) \ { \ Glyph g = PEEK(_d_y, _d_x); \ switch (g) { \ case MOVEMENT_CASES: \ POKE(_d_y, _d_x, _d_glyph); \ STUN(_d_y, _d_x); \ } \ } UTURN_DIRS(X) #undef X END_PHASE #undef UTURN_DIRS BEGIN_DUAL_PHASE_0(teleport) REALIZE_DUAL; Usz write_y = 0; Usz write_x = 1; if (DUAL_IS_ACTIVE) { Glyph coords[2]; coords[0] = PEEK(0, -1); coords[1] = PEEK(0, -2); STORE(coords); write_y = UCLAMP(INDEX(coords[0]), 0, 16); write_x = UCLAMP(INDEX(coords[1]), 1, 16); } BEGIN_DUAL_PORTS PORT(0, -1, IN | HASTE); PORT(0, -2, IN | HASTE); PORT(1, 0, IN); PORT((Isz)write_y, (Isz)write_x, OUT | NONLOCKING); END_PORTS END_PHASE BEGIN_DUAL_PHASE_1(teleport) STOP_IF_NOT_BANGED; Isz write_y = 0; Isz write_x = 1; Glyph coords[2]; if (LOAD(coords)) { write_y = (Isz)UCLAMP(INDEX(coords[0]), 0, 16); write_x = (Isz)UCLAMP(INDEX(coords[1]), 1, 16); } POKE(write_y, write_x, PEEK(0, 1)); STUN(write_y, write_x); END_PHASE //////// Run simulation #define SIM_EXPAND_SOLO_PHASE_0(_oper_char, _oper_name) \ case _oper_char: \ oper_phase0_##_oper_name(gbuf, mbuf, height, width, iy, ix, bank_params, \ cell_flags); \ break; #define SIM_EXPAND_SOLO_PHASE_1(_oper_char, _oper_name) \ case _oper_char: \ oper_phase1_##_oper_name(gbuf, mbuf, height, width, iy, ix, bank_params); \ break; #define SIM_EXPAND_DUAL_PHASE_0(_upper_oper_char, _lower_oper_char, \ _oper_name) \ case _upper_oper_char: \ case _lower_oper_char: \ oper_phase0_##_oper_name(gbuf, mbuf, height, width, iy, ix, bank_params, \ cell_flags, glyph_char); \ break; #define SIM_EXPAND_DUAL_PHASE_1(_upper_oper_char, _lower_oper_char, \ _oper_name) \ case _upper_oper_char: \ case _lower_oper_char: \ oper_phase1_##_oper_name(gbuf, mbuf, height, width, iy, ix, bank_params, \ glyph_char); \ break; static void sim_phase_0(Gbuffer gbuf, Mbuffer mbuf, Usz height, Usz width, Oper_bank_write_params* bank_params) { for (Usz iy = 0; iy < height; ++iy) { Glyph* glyph_row = gbuf + iy * width; for (Usz ix = 0; ix < width; ++ix) { Glyph glyph_char = glyph_row[ix]; if (glyph_char == '.') continue; U8 cell_flags = mbuffer_peek(mbuf, height, width, iy, ix) & (Mark_flag_lock | Mark_flag_sleep); switch (glyph_char) { ORCA_SOLO_OPERATORS(SIM_EXPAND_SOLO_PHASE_0) ORCA_DUAL_OPERATORS(SIM_EXPAND_DUAL_PHASE_0) } } } } static void sim_phase_1(Gbuffer gbuf, Mbuffer mbuf, Usz height, Usz width, Oper_bank_read_params* bank_params) { for (Usz iy = 0; iy < height; ++iy) { Glyph* glyph_row = gbuf + iy * width; for (Usz ix = 0; ix < width; ++ix) { Glyph glyph_char = glyph_row[ix]; if (glyph_char == '.') continue; if (mbuffer_peek(mbuf, height, width, iy, ix) & (Mark_flag_lock | Mark_flag_sleep)) continue; switch (glyph_char) { ORCA_SOLO_OPERATORS(SIM_EXPAND_SOLO_PHASE_1) ORCA_DUAL_OPERATORS(SIM_EXPAND_DUAL_PHASE_1) } } } } void orca_run(Gbuffer gbuf, Mbuffer mbuf, Usz height, Usz width, Bank* bank) { mbuffer_clear(mbuf, height, width); Oper_bank_write_params bank_write_params; bank_write_params.bank = bank; bank_write_params.size = 0; sim_phase_0(gbuf, mbuf, height, width, &bank_write_params); Oper_bank_read_params bank_read_params; bank_read_params.bank = bank; bank_read_params.size = bank_write_params.size; bank_cursor_reset(&bank_read_params.cursor); sim_phase_1(gbuf, mbuf, height, width, &bank_read_params); }