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Add likely/unlikely to speed up execution

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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()
This commit is contained in:
Monty
2018-04-04 12:16:12 +03:00
parent a22a339f8e
commit 30ebc3ee9e
118 changed files with 4874 additions and 4440 deletions
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4
strings/decimal.c
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@ -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)