50 lines
2.6 KiB
C
50 lines
2.6 KiB
C
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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ This program is free software; you can redistribute it and/or modify │
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│ it under the terms of the GNU General Public License as published by │
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│ the Free Software Foundation; version 2 of the License. │
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│ │
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│ This program is distributed in the hope that it will be useful, but │
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│ WITHOUT ANY WARRANTY; without even the implied warranty of │
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│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU │
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│ General Public License for more details. │
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│ │
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│ You should have received a copy of the GNU General Public License │
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│ along with this program; if not, write to the Free Software │
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│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
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│ 02110-1301 USA │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "tool/build/lib/machine.h"
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static void InitRegisterBytePointers(struct Machine *m) {
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unsigned i, j, k;
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for (i = 0; i < 2; ++i) {
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for (j = 0; j < 2; ++j) {
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for (k = 0; k < 8; ++k) {
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if (i) {
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m->beg[i << 4 | j << 3 | k] = m->reg[j << 3 | k];
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} else {
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m->beg[i << 4 | j << 3 | k] = &m->reg[k & 0b11][(k & 0b100) >> 2];
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}
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}
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}
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}
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}
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static void InitRegisterXmmPointers(struct Machine *m) {
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unsigned i, j;
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for (i = 0; i < 2; ++i) {
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for (j = 0; j < 8; ++j) {
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m->veg[i << 3 | j] = m->xmm[i][j];
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}
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}
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}
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void InitMachine(struct Machine *m) {
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InitRegisterBytePointers(m);
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InitRegisterXmmPointers(m);
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}
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