diff options
Diffstat (limited to 'src/util.c')
-rw-r--r-- | src/util.c | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/src/util.c b/src/util.c index 1c75e4cfb..839a4a463 100644 --- a/src/util.c +++ b/src/util.c @@ -708,7 +708,7 @@ int sqlite3Atoi(const char *z){ ** bit clear. Except, if we get to the 9th byte, it stores the full ** 8 bits and is the last byte. */ -int sqlite3PutVarint(unsigned char *p, u64 v){ +static int SQLITE_NOINLINE putVarint64(unsigned char *p, u64 v){ int i, j, n; u8 buf[10]; if( v & (((u64)0xff000000)<<32) ){ @@ -732,28 +732,17 @@ int sqlite3PutVarint(unsigned char *p, u64 v){ } return n; } - -/* -** This routine is a faster version of sqlite3PutVarint() that only -** works for 32-bit positive integers and which is optimized for -** the common case of small integers. A MACRO version, putVarint32, -** is provided which inlines the single-byte case. All code should use -** the MACRO version as this function assumes the single-byte case has -** already been handled. -*/ -int sqlite3PutVarint32(unsigned char *p, u32 v){ -#ifndef putVarint32 - if( (v & ~0x7f)==0 ){ - p[0] = v; +int sqlite3PutVarint(unsigned char *p, u64 v){ + if( v<=0x7f ){ + p[0] = v&0x7f; return 1; } -#endif - if( (v & ~0x3fff)==0 ){ - p[0] = (u8)((v>>7) | 0x80); - p[1] = (u8)(v & 0x7f); + if( v<=0x3fff ){ + p[0] = ((v>>7)&0x7f)|0x80; + p[1] = v&0x7f; return 2; } - return sqlite3PutVarint(p, v); + return putVarint64(p,v); } /* |