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| author | Monty <monty@mariadb.org> | 2018-04-04 12:16:12 +0300 |
|---|---|---|
| committer | Monty <monty@mariadb.org> | 2018-05-07 00:07:32 +0300 |
| commit | 30ebc3ee9efcab635b1f3e14b9198a58ae93c233 (patch) | |
| tree | 81e3ad66cd4ec8693964317cbf23515d0e9ecf35 /strings | |
| parent | a22a339f8e044a1e8df011beb0b4c8f43792ac96 (diff) | |
| download | mariadb-git-30ebc3ee9efcab635b1f3e14b9198a58ae93c233.tar.gz | |
Add likely/unlikely to speed up execution
Added to:
- if (error)
- Lex
- sql_yacc.yy and sql_yacc_ora.yy
- In header files to alloc() calls
- Added thd argument to thd_net_is_killed()
Diffstat (limited to 'strings')
| -rw-r--r-- | strings/decimal.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/strings/decimal.c b/strings/decimal.c index c64fe189565..325615147c8 100644 --- a/strings/decimal.c +++ b/strings/decimal.c @@ -2248,7 +2248,7 @@ static int do_div_mod(const decimal_t *from1, const decimal_t *from2, */ norm_factor=DIG_BASE/(*start2+1); norm2=(dec1)(norm_factor*start2[0]); - if (likely(len2>0)) + if (unlikely(len2>0)) norm2+=(dec1)(norm_factor*start2[1]/DIG_BASE); if (*start1 < *start2) @@ -2270,7 +2270,7 @@ static int do_div_mod(const decimal_t *from1, const decimal_t *from2, guess=(norm_factor*x+norm_factor*y/DIG_BASE)/norm2; if (unlikely(guess >= DIG_BASE)) guess=DIG_BASE-1; - if (likely(len2>0)) + if (unlikely(len2>0)) { /* hmm, this is a suspicious trick - I removed normalization here */ if (start2[1]*guess > (x-guess*start2[0])*DIG_BASE+y) |