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Use memmove() rather than a home-made copy loop in insertCell() too.
FossilOrigin-Name: a3d796b1673ca68ced247d63c22ddcfb1f9d56ea
This commit is contained in:
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12
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@@ -1,5 +1,5 @@
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C Use\smemmove()\srather\sthan\sa\shome-made\scopy\sloop\sin\sdropCell()\sof\sbtree.c,\nfor\sa\ssize\sreduction\sand\sperformance\simprovement.
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C Use\smemmove()\srather\sthan\sa\shome-made\scopy\sloop\sin\sinsertCell()\stoo.
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D 2013-12-09T01:58:11.109
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D 2013-12-09T02:32:19.333
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F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
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F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
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F Makefile.in e1a9b4258bbde53f5636f4e238c65b7e11459e2b
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F Makefile.in e1a9b4258bbde53f5636f4e238c65b7e11459e2b
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F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
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F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
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@@ -166,7 +166,7 @@ F src/auth.c 523da7fb4979469955d822ff9298352d6b31de34
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F src/backup.c 1809a7caa2504233bdddd12f5018422421789537
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F src/backup.c 1809a7caa2504233bdddd12f5018422421789537
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F src/bitvec.c 19a4ba637bd85f8f63fc8c9bae5ade9fb05ec1cb
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F src/bitvec.c 19a4ba637bd85f8f63fc8c9bae5ade9fb05ec1cb
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F src/btmutex.c 976f45a12e37293e32cae0281b15a21d48a8aaa7
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F src/btmutex.c 976f45a12e37293e32cae0281b15a21d48a8aaa7
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F src/btree.c ac25a91a1ec94b361b09fdd99253b248ab0bbefc
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F src/btree.c 432c3e22ff76e8ee1caf57ff88ba9f8af1fcfc30
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F src/btree.h a61ddebc78c66795a2b93181321a116746302cc9
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F src/btree.h a61ddebc78c66795a2b93181321a116746302cc9
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F src/btreeInt.h f038e818bfadf75afbd09819ed93c26a333d39e0
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F src/btreeInt.h f038e818bfadf75afbd09819ed93c26a333d39e0
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F src/build.c 9b40580b62916612678bdb69ce0286e39c29a862
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F src/build.c 9b40580b62916612678bdb69ce0286e39c29a862
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@@ -1146,7 +1146,7 @@ F tool/vdbe-compress.tcl f12c884766bd14277f4fcedcae07078011717381
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F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
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F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
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F tool/warnings.sh d1a6de74685f360ab718efda6265994b99bbea01
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F tool/warnings.sh d1a6de74685f360ab718efda6265994b99bbea01
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F tool/win/sqlite.vsix 030f3eeaf2cb811a3692ab9c14d021a75ce41fff
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F tool/win/sqlite.vsix 030f3eeaf2cb811a3692ab9c14d021a75ce41fff
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P 81f5ae13b2e23daee03151d32515387b7f5ba5e5
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P 78e1706804e88a0dd5dc40bee838a3a504cfa53b
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R dff255530828faccbaffbe7aa2a8b29a
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R 3d219561bfa9f63d670ef18564ca91c7
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U drh
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U drh
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Z 8d4fe309cbbd963b83317f42164d5ecb
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Z a11cf025d0d9777faa558f3c1da4ce10
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@@ -1 +1 @@
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78e1706804e88a0dd5dc40bee838a3a504cfa53b
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a3d796b1673ca68ced247d63c22ddcfb1f9d56ea
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11
src/btree.c
11
src/btree.c
@@ -5733,9 +5733,6 @@ static void insertCell(
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int ins; /* Index in data[] where new cell pointer is inserted */
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int ins; /* Index in data[] where new cell pointer is inserted */
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int cellOffset; /* Address of first cell pointer in data[] */
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int cellOffset; /* Address of first cell pointer in data[] */
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u8 *data; /* The content of the whole page */
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u8 *data; /* The content of the whole page */
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u8 *ptr; /* Used for moving information around in data[] */
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u8 *endPtr; /* End of the loop */
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int nSkip = (iChild ? 4 : 0);
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int nSkip = (iChild ? 4 : 0);
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if( *pRC ) return;
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if( *pRC ) return;
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@@ -5786,13 +5783,7 @@ static void insertCell(
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if( iChild ){
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if( iChild ){
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put4byte(&data[idx], iChild);
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put4byte(&data[idx], iChild);
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}
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}
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ptr = &data[end];
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memmove(&data[ins+2], &data[ins], end-ins);
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endPtr = &data[ins];
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assert( (SQLITE_PTR_TO_INT(ptr)&1)==0 ); /* ptr is always 2-byte aligned */
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while( ptr>endPtr ){
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*(u16*)ptr = *(u16*)&ptr[-2];
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ptr -= 2;
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}
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put2byte(&data[ins], idx);
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put2byte(&data[ins], idx);
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put2byte(&data[pPage->hdrOffset+3], pPage->nCell);
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put2byte(&data[pPage->hdrOffset+3], pPage->nCell);
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#ifndef SQLITE_OMIT_AUTOVACUUM
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#ifndef SQLITE_OMIT_AUTOVACUUM
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