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Optimization to vdbeRecordCompareInt() makes it slightly smaller and faster.

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FossilOrigin-Name: 5a2a7712cb8e0b686942dfab4e9e67b5ea7b2be3
This commit is contained in:
drh
2016-09-15 00:04:46 +00:00
parent 481fd50cb4
commit 5f6eb1a0dc
3 changed files with 9 additions and 8 deletions
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manifest
+6 -6
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@@ -1,5 +1,5 @@
C Update\scomments\sused\sto\sgenerate\sAPI\sdocumentation\sto\sinclude\sthe\snew\n"[dateof:3.X.Y]"\snotation\sfor\sdates\sof\srelease\swhere\sappropriate.\nNo\schanges\sto\scode. C Optimization\sto\svdbeRecordCompareInt()\smakes\sit\sslightly\ssmaller\sand\sfaster.
D 2016-09-14T18:56:20.941 D 2016-09-15T00:04:46.412
F Makefile.in 6fd48ffcf7c2deea7499062d1f3747f986c19678 F Makefile.in 6fd48ffcf7c2deea7499062d1f3747f986c19678
F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434 F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
F Makefile.msc e1aa788e84f926e42239ee167c53f785bedacacd F Makefile.msc e1aa788e84f926e42239ee167c53f785bedacacd
@@ -457,7 +457,7 @@ F src/vdbe.c bac0b2ed0ceb7efcbfb1a3c0731937c23a5ddfc8
F src/vdbe.h 67bc551f7faf04c33493892e4b378aada823ed10 F src/vdbe.h 67bc551f7faf04c33493892e4b378aada823ed10
F src/vdbeInt.h c59381049af5c7751a83456c39b80d1a6fde1f9d F src/vdbeInt.h c59381049af5c7751a83456c39b80d1a6fde1f9d
F src/vdbeapi.c a32d61b7dd05e6890d8fd44d2805f55e2f5ba9f3 F src/vdbeapi.c a32d61b7dd05e6890d8fd44d2805f55e2f5ba9f3
F src/vdbeaux.c 230b6826656144bcdca6d9c09d38da9d927739be F src/vdbeaux.c 4fbd4f523cb1777b9f9def8bb95741bc2a23df15
F src/vdbeblob.c 3e82a797b60c3b9fed7b8de8c539ca7607874937 F src/vdbeblob.c 3e82a797b60c3b9fed7b8de8c539ca7607874937
F src/vdbemem.c 357caac1a404f37ee6087b17613f92107c13f733 F src/vdbemem.c 357caac1a404f37ee6087b17613f92107c13f733
F src/vdbesort.c 91fda3909326860382b0ca8aa251e609c6a9d62c F src/vdbesort.c 91fda3909326860382b0ca8aa251e609c6a9d62c
@@ -1525,7 +1525,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P 264e9c75875796cad773d39b775d4604546bc57a P 55f7f8ee5b1c13aa219198b7ae66f59b3730f4c3
R b1e3f8232eee350db0410c710888dff8 R 099c616727c5eff5ff55b94090783a15
U drh U drh
Z 087f0415d92b6ff31fb36e89ba19e93b Z e0ac7cade838dc53109b734ea49fc780
manifest.uuid
+1 -1
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@@ -1 +1 @@
55f7f8ee5b1c13aa219198b7ae66f59b3730f4c3 5a2a7712cb8e0b686942dfab4e9e67b5ea7b2be3
src/vdbeaux.c
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@@ -4143,7 +4143,7 @@ static int vdbeRecordCompareInt(
int res; int res;
u32 y; u32 y;
u64 x; u64 x;
i64 v = pPKey2->aMem[0].u.i; i64 v;
i64 lhs; i64 lhs;
vdbeAssertFieldCountWithinLimits(nKey1, pKey1, pPKey2->pKeyInfo); vdbeAssertFieldCountWithinLimits(nKey1, pKey1, pPKey2->pKeyInfo);
@@ -4202,6 +4202,7 @@ static int vdbeRecordCompareInt(
return sqlite3VdbeRecordCompare(nKey1, pKey1, pPKey2); return sqlite3VdbeRecordCompare(nKey1, pKey1, pPKey2);
} }
v = pPKey2->aMem[0].u.i;
if( v>lhs ){ if( v>lhs ){
res = pPKey2->r1; res = pPKey2->r1;
}else if( v<lhs ){ }else if( v<lhs ){