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Remove an unnecessary call to sqlite3VdbeMemExpandBlob() when casting to

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FossilOrigin-Name: 19e2e5950541f1a93eed994cc2b1eaf64b68e858
This commit is contained in:
drh 2016-09-09 20:23:59 +00:00
parent 64caee4086
commit 27fe1c3fcc
3 changed files with 8 additions and 11 deletions
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12
manifest
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@ -1,5 +1,5 @@
C Performance\simprovements\sto\sthe\scomparison\soperators\sin\sthe\sbytecode\sengine.
D 2016-09-09T19:33:00.624
C Remove\san\sunnecessary\scall\sto\ssqlite3VdbeMemExpandBlob()\swhen\scasting\sto\ntext.
D 2016-09-09T20:23:59.911
F Makefile.in cfd8fb987cd7a6af046daa87daa146d5aad0e088
F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
F Makefile.msc 5017381e4853b1472e01d5bb926be1268eba429c
@ -458,7 +458,7 @@ F src/vdbeInt.h c59381049af5c7751a83456c39b80d1a6fde1f9d
F src/vdbeapi.c a32d61b7dd05e6890d8fd44d2805f55e2f5ba9f3
F src/vdbeaux.c 230b6826656144bcdca6d9c09d38da9d927739be
F src/vdbeblob.c 3e82a797b60c3b9fed7b8de8c539ca7607874937
F src/vdbemem.c e67dc6d8177fd1830efb5d15e17793408251a187
F src/vdbemem.c 1f28b306cd3ea8c74c1783b1f112ee2b16ebff1f
F src/vdbesort.c 91fda3909326860382b0ca8aa251e609c6a9d62c
F src/vdbetrace.c 41963d5376f0349842b5fc4aaaaacd7d9cdc0834
F src/vtab.c e02cacb5c7ae742631edeb9ae9f53d399f093fd8
@ -1523,7 +1523,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P 6ac932c92a61cd68cc5b1816216e4748a5c7b3cd
R f1fdb6c44ee59a1a70f4ca210b22ee73
P 37803b19d219f4107f29b240d5d314600e4bd236
R db00fc0ef8aa68ef9774861c5c367c7d
U drh
Z 14efbbb4d9b59bda04ac0672b03a8c5e
Z 32bad86ea2ad95fbb246e2b38f8691c3

2
manifest.uuid
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@ -1 +1 @@
37803b19d219f4107f29b240d5d314600e4bd236
19e2e5950541f1a93eed994cc2b1eaf64b68e858

5
src/vdbemem.c
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@ -575,7 +575,7 @@ int sqlite3VdbeMemNumerify(Mem *pMem){
}
}
assert( (pMem->flags & (MEM_Int|MEM_Real|MEM_Null))!=0 );
pMem->flags &= ~(MEM_Str|MEM_Blob);
pMem->flags &= ~(MEM_Str|MEM_Blob|MEM_Zero);
return SQLITE_OK;
}
@ -1018,9 +1018,6 @@ static SQLITE_NOINLINE const void *valueToText(sqlite3_value* pVal, u8 enc){
assert( (pVal->flags & (MEM_Null))==0 );
if( pVal->flags & (MEM_Blob|MEM_Str) ){
pVal->flags |= MEM_Str;
if( pVal->flags & MEM_Zero ){
sqlite3VdbeMemExpandBlob(pVal);
}
if( pVal->enc != (enc & ~SQLITE_UTF16_ALIGNED) ){
sqlite3VdbeChangeEncoding(pVal, enc & ~SQLITE_UTF16_ALIGNED);
}