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Simplify the bytecode generation for SQL function calls such that the

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OP_Function or OP_PureFunc opcodes are coded directly, rather than using
the intermediate OP_Function0 or OP_PureFunc0 - opcodes that are now removed.

FossilOrigin-Name: 84e02d773d60cffe619104991d21d7f0c68616c0f6bb99686bf54f5306c756d0
This commit is contained in:
drh
2019-10-30 16:29:02 +00:00
parent 9ee94147f0
commit 920cf596e6
8 changed files with 121 additions and 95 deletions
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7
src/attach.c
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@@ -401,11 +401,8 @@ static void codeAttach(
assert( v || db->mallocFailed );
if( v ){
sqlite3VdbeAddOp4(v, OP_Function0, 0, regArgs+3-pFunc->nArg, regArgs+3,
(char *)pFunc, P4_FUNCDEF);
assert( pFunc->nArg==-1 || (pFunc->nArg&0xff)==pFunc->nArg );
sqlite3VdbeChangeP5(v, (u8)(pFunc->nArg));
sqlite3VdbeAddFunctionCall(pParse, 0, regArgs+3-pFunc->nArg, regArgs+3,
pFunc->nArg, pFunc, 0);
/* Code an OP_Expire. For an ATTACH statement, set P1 to true (expire this
** statement only). For DETACH, set it to false (expire all existing
** statements).