cosmopolitan/tool/build/lib/word.c

64 lines
2.9 KiB
C

/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2020 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "tool/build/lib/endian.h"
#include "tool/build/lib/memory.h"
#include "tool/build/lib/word.h"
void SetMemoryShort(struct Machine *m, int64_t v, int16_t i) {
void *p[2];
uint8_t b[2];
Write16(BeginStore(m, v, 2, p, b), i);
EndStore(m, v, 2, p, b);
}
void SetMemoryInt(struct Machine *m, int64_t v, int32_t i) {
void *p[2];
uint8_t b[4];
Write32(BeginStore(m, v, 4, p, b), i);
EndStore(m, v, 4, p, b);
}
void SetMemoryLong(struct Machine *m, int64_t v, int64_t i) {
void *p[2];
uint8_t b[8];
Write64(BeginStore(m, v, 8, p, b), i);
EndStore(m, v, 8, p, b);
}
void SetMemoryFloat(struct Machine *m, int64_t v, float f) {
void *p[2];
uint8_t b[4];
memcpy(BeginStore(m, v, 4, p, b), &f, 4);
EndStore(m, v, 4, p, b);
}
void SetMemoryDouble(struct Machine *m, int64_t v, double f) {
void *p[2];
uint8_t b[8];
memcpy(BeginStore(m, v, 8, p, b), &f, 8);
EndStore(m, v, 8, p, b);
}
void SetMemoryLdbl(struct Machine *m, int64_t v, long double f) {
void *p[2];
uint8_t b[10];
memcpy(BeginStore(m, v, 10, p, b), &f, 10);
EndStore(m, v, 10, p, b);
}