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Fewer atomic operations

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This commit is contained in:
Erica Fischer
2024-02-01 13:06:53 -08:00
parent afe6afe794
commit 9af42515ec
1 changed files with 6 additions and 2 deletions
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serial.cpp
+6 -2
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@@ -52,6 +52,8 @@ void serialize_long_long(FILE *out, long long n, std::atomic<long long> *fpos, c
}
void serialize_ulong_long(FILE *out, unsigned long long zigzag, std::atomic<long long> *fpos, const char *fname) {
int inc = 0;
while (1) {
unsigned char b = zigzag & 0x7F;
if ((zigzag >> 7) != 0) {
@@ -60,17 +62,19 @@ void serialize_ulong_long(FILE *out, unsigned long long zigzag, std::atomic<long
fprintf(stderr, "%s: Write to temporary file failed: %s\n", fname, strerror(errno));
exit(EXIT_WRITE);
}
*fpos += 1;
inc++;
zigzag >>= 7;
} else {
if (putc(b, out) == EOF) {
fprintf(stderr, "%s: Write to temporary file failed: %s\n", fname, strerror(errno));
exit(EXIT_WRITE);
}
*fpos += 1;
inc++;
break;
}
}
*fpos += inc;
}
void serialize_byte(FILE *out, signed char n, std::atomic<long long> *fpos, const char *fname) {