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4611 Commits

Author SHA1 Message Date
drh
9de221dff5 Expression code generator takes advantage of recent opcode changes. (CVS 4685) 
FossilOrigin-Name: 6c78d2a49a3e6ee8bc31f16488a430cba9eda59d
 2008-01-05 06:51:30 +00:00
drh
41c2bf0388 Register-ify the OP_ForceInt opcode. (CVS 4684) 
FossilOrigin-Name: 32380dcabcd3839e79f91430b0c250d6e02d9243
 2008-01-05 05:38:21 +00:00
drh
8558cde1ab Register-ify the OP_AddImm and all casting opcodes. Omit the 
OP_MemIncr opcode. (CVS 4683)

FossilOrigin-Name: 3e8a07dd3cc9921ad39e379576abb0b485a42202
 2008-01-05 05:20:10 +00:00
drh
b1fdb2adea Get rid of OP_Dup, OP_MemStore, OP_MemLoad, and OP_MemMove. Replace 
with OP_Copy, OP_SCopy, and OP_Move.  Add the infrastructure for
operation properties in1, in2, in3, out2, and out3 but do not yet
use any of these. (CVS 4682)

FossilOrigin-Name: cc149eb9ca3c672cc6fea3528353234ac2ed5745
 2008-01-05 04:06:03 +00:00
drh
4c583128bd Implement the out2-prerelease opcode design pattern. (CVS 4681) 
FossilOrigin-Name: fe057a88d0038ac349ea41883b979ceba6ae410a
 2008-01-04 22:01:03 +00:00
drh
d298151587 Allow the P2 operand to be negative on opcodes that are not jumps. (CVS 4680) 
FossilOrigin-Name: 717bcd11a222fe100e25c5b2eb6de8b6b9930de1
 2008-01-04 19:33:49 +00:00
drh
4aeb7bf778 Fix mkopcodeh.awk so that it works on a mac. (CVS 4679) 
FossilOrigin-Name: 59d3dfa41f99e99b836649a0870cbfc1c275a654
 2008-01-04 19:12:35 +00:00
danielk1977
287fb61c6b Some modifications to insert.c to work without using the stack. (CVS 4678) 
FossilOrigin-Name: d9ac6beef538376d0ea0a1daa95cf1dfe36143cf
 2008-01-04 19:10:28 +00:00
drh
3a40f696d4 Replace the NOPUSH_MASKs with a bit-vector mechanism that can contain 
several different properties about each opcode. (CVS 4677)

FossilOrigin-Name: 042dcb9621934d0318a7c6e9cd08b20a569db367
 2008-01-04 16:50:09 +00:00
danielk1977
dd2fb29be8 Modify FifoRead and FifoWrite to work exclusively with memory cells. (CVS 4676) 
FossilOrigin-Name: 2c913908a47e7ace7d964067e3566d232ee2d494
 2008-01-04 13:57:26 +00:00
danielk1977
96cb76fc7a Modify the code generated for a DELETE to use registers instead of the vdbe stack. (CVS 4675) 
FossilOrigin-Name: 173f281334d340290e1978abea5d1ea804141910
 2008-01-04 13:24:28 +00:00
danielk1977
a29f18cdfc Add OP_MemSet, for setting a memory cell to a string value. (CVS 4674) 
FossilOrigin-Name: 8bb9f970dd71cbf19e45774fc822aa1efebc1724
 2008-01-04 11:01:03 +00:00
drh
389a1adbd7 Change the sqlite3ExprCode() function so that callers can request that 
the result of the expression be left on the stack or in a register. (CVS 4673)

FossilOrigin-Name: 61bfb77c4267b99ac8a8ef49355bcbc395a1a37b
 2008-01-03 23:44:53 +00:00
danielk1977
890947e253 Fix typo in comment. Ticket #2870. (CVS 4672) 
FossilOrigin-Name: e97e4578671d85b634072b8931cf55516bbd4ca8
 2008-01-03 18:56:25 +00:00
drh
2133d82287 Update OP_Rowid, OP_Column and related opcodes to use registers. (CVS 4671) 
FossilOrigin-Name: 4f3967073d2df9eae5a61b9770d5de2e1af47b4c
 2008-01-03 18:44:59 +00:00
danielk1977
6dbee8185c Modify VFilter and VRename to use registers instead of the vdbe stack for inputs. (CVS 4670) 
FossilOrigin-Name: 253ed40aa36247fc846cc41c8612cd29899d9f8f
 2008-01-03 18:39:41 +00:00
drh
0a07c107a6 Registers (aka memory cells) in the VM are now numbered starting with 1 
instead of 0.  A register number of 0 means "no such register". (CVS 4669)

FossilOrigin-Name: 0b849805c3a0f562d50623f406279b400d335639
 2008-01-03 18:03:08 +00:00
danielk1977
2a339ff677 Modify OP_VUpdate to read arguments from a range of memory cells instead of from the stack. (CVS 4668) 
FossilOrigin-Name: 955b15a020e9ea6401fe03a36f5139a03ea80b8a
 2008-01-03 17:31:44 +00:00
danielk1977
2dca4ac1d3 Change the VdbeOp.p4 union to include specific pointer types for the various values of VdbeOp.p4type. (CVS 4667) 
FossilOrigin-Name: 7e8330c8044dc7718e720dbd33f6e2fe970ead77
 2008-01-03 11:50:29 +00:00
danielk1977
1f4aa337cd Change the OP_Insert opcode to read the key and data to insert from memory cells, not the stack. (CVS 4666) 
FossilOrigin-Name: 46501f490a5f5577ea31c758df749e02c7c65f39
 2008-01-03 09:51:55 +00:00
danielk1977
11641c1136 Change the output of vdbe_trace etc. to include operands p3 and p5. (CVS 4665) 
FossilOrigin-Name: 76f2040b051e1d4d8033e354dffe277b549f7962
 2008-01-03 08:18:30 +00:00
danielk1977
60585ddc7d Combine the OP_Column and OP_DfltValue opcodes. (CVS 4664) 
FossilOrigin-Name: c30f8206353f32a08ef0b323c9fd0bdbeaa28b02
 2008-01-03 08:08:40 +00:00
danielk1977
207872a488 Change OP_OpenRead and OP_OpenWrite so that the database number is read from the P3 operand, not the stack. (CVS 4663) 
FossilOrigin-Name: 35da261daf602b1e938f05bbad1ff99213d9f4b9
 2008-01-03 07:54:23 +00:00
danielk1977
0d78bae377 Fix EXPLAIN and EXPLAIN query plan to work with new opcode format. (CVS 4662) 
FossilOrigin-Name: b166c33a7b9a58d571619d2248019eda09651dd2
 2008-01-03 07:09:48 +00:00
drh
2400345a32 Revamp sqlite3VdbeAddOpList() so that the structure holds integer values 
for P1, P2, and P3. (CVS 4661)

FossilOrigin-Name: 4dc507d87b242619fe32606452227900e16a6de7
 2008-01-03 01:28:59 +00:00
drh
66a5167b47 Refactoring the VM. The P3 parameter is changed to P4. A P5 parameter is 
added (though not currently used.)  Add routines sqlite3VdbeAddOpX() where
X is one of 0, 1, 2, 3, or 4. (CVS 4660)

FossilOrigin-Name: 027875e4d4c4bd7686dc880c6917a968049b2fec
 2008-01-03 00:01:23 +00:00
drh
119a531de4 Add operands p4 and p5 to the VdbeOp structure. (CVS 4659) 
FossilOrigin-Name: ad528735e41ce2ec2e680b12e562d4ddb6650985
 2008-01-02 17:25:54 +00:00
danielk1977
9ed1dfa802 Minor optimizations for sub-selects in EXISTS(...) expressions: Discard any DISTINCT or ORDER BY clauses and do not calculate any column values. (CVS 4658) 
FossilOrigin-Name: fbd17a8976cc9b4dd7c7c903d8beade9a7ef095f
 2008-01-02 17:11:14 +00:00
danielk1977
6c8c8ce0e2 Combine the eDest and iParm arguments to sqlite3Select() into a single type - "SelectDest". (CVS 4657) 
FossilOrigin-Name: 86dcdfe6d7d629618ccb3c3ff0ca09f2da2d06c7
 2008-01-02 16:27:09 +00:00
drh
a2a49dc9df Add opcodes OP_ResultRow and OP_RegMakeRec which are register-based 
equivalents to OP_Callback and OP_MakeRecord.  Use the new opcodes. (CVS 4656)

FossilOrigin-Name: 4c7f35da7751c61a9b61b1d95adddcc37fff3266
 2008-01-02 14:28:13 +00:00
drh
2f6751f91e Remove a surplus OP_Close from delete.c. Fixes a problem with (4654). (CVS 4655) 
FossilOrigin-Name: 03cc91b3b0ff9be192532f8a404b3c7b827e1449
 2008-01-02 13:05:51 +00:00
danielk1977
e448dc4abf Take advantage of the fact that b-tree cursors need not be closed while other cursors modify their tables to simplify trigger program generation code. (CVS 4654) 
FossilOrigin-Name: f1966a8a47fca85f7862c0797a527ab01ac8b0c1
 2008-01-02 11:50:51 +00:00
danielk1977
eb9ae90137 Add some extra tests for the recent trigger compilation optimization. (CVS 4653) 
FossilOrigin-Name: de54dad800f0b62740ad4ebb3780464b44eb6dff
 2008-01-02 04:41:24 +00:00
drh
d4e70ebd6f Begin setting a foundation on which to convert the VM from a stack-based 
to a register-based machine.  Everything is still mostly stack based with
this check-in.  This change merely begins adding infrastructure to support
a register-based architecture. (CVS 4652)

FossilOrigin-Name: 051ec01f2799e095516015f2ef0180e50fac387c
 2008-01-02 00:34:36 +00:00
danielk1977
8f2c54e6e2 Optimize trigger compilation to avoid populating the OLD.* and NEW.* pseudo-tables with data that will never be used. Some testing to come. (CVS 4651) 
FossilOrigin-Name: e08a33ed7255c22ce2805363f44a1d7770acb2dd
 2008-01-01 19:02:09 +00:00
danielk1977
8ea1cfaa9a Silence a harmless unitialised variable warning in btree.c. Ticket #2862. (CVS 4650) 
FossilOrigin-Name: b51782ccac28598eec7adc9302fe7d1986bfdaf8
 2008-01-01 06:19:02 +00:00
danielk1977
7c9aaa7058 Define SQLITE_CORE=1 at the start of the amalgamation file for the benefit of any extension source code (i.e. fts3) appended to it. Ticket #2858. (CVS 4649) 
FossilOrigin-Name: 6dea8c16384443ed4ab59d1e2694534992ec3118
 2008-01-01 05:49:07 +00:00
pweilbacher
2a51576298 fix case in os2GetTempname() where none of the usual environment variables are set to not overwrite two unrelated bytes (CVS 4648) 
FossilOrigin-Name: 9719a063942256e34395868d974ed2d53b81b697
 2007-12-30 23:38:00 +00:00
pweilbacher
ce3dc640f5 simplify os2FullPathname() and at the same time make the allocations more robust (CVS 4647) 
FossilOrigin-Name: 6f8952a8366065c9baa48cacc9c36743788210db
 2007-12-30 23:35:15 +00:00
pweilbacher
efd9eff475 move variable declaration to be able to compile sqlite3_mutex_alloc() with older compilers (like EMX/gcc 2.8.1) (CVS 4646) 
FossilOrigin-Name: a568a9cf3705f45c4734f212eb359cadd3b0c897
 2007-12-30 23:29:06 +00:00
danielk1977
41c58b78b9 Add experimental pragma "quick_check", a reduced version of integrity_check that runs without most of the overhead of the full integrity_check. (CVS 4645) 
FossilOrigin-Name: 2ddc8d72723e5a294e850491fcd9c1fb7474a9c3
 2007-12-29 13:39:19 +00:00
drh
71f971b2da Mem3.c enhanced so that an allocation of N bytes only requires (N+11)&~7 bytes 
instead of (N+15)&~7 bytes of heap storage.  Minimum heap usage per
allocation is still 16 bytes.  8-byte alignment is preserved. (CVS 4644)

FossilOrigin-Name: d027f91cea0a6fd1e04d2b3853f21348da601a17
 2007-12-29 13:18:22 +00:00
danielk1977
4eab8b7b41 Fix a race condition that can occur when reloading the database schema in shared-cache mode. (CVS 4643) 
FossilOrigin-Name: b37babef913fcceae7f0bd461a3105e184518d62
 2007-12-27 15:12:16 +00:00
danielk1977
641b0f4ffa Fix for #2854. "BEGIN EXCLUSIVE" excludes other shared cache users from using the database. (CVS 4642) 
FossilOrigin-Name: 2e59b1d07ee422bd799b5b7aeea44ebc998d9481
 2007-12-21 04:47:25 +00:00
drh
9892c5d1f4 Fix some issues with lemon. Tickets #2852 and #2835. (CVS 4641) 
FossilOrigin-Name: 5283e0d1467e0fc0ebbd1be553b5a8762e9c7975
 2007-12-21 00:02:11 +00:00
danielk1977
fc02882ba9 Add the ioerr3.test file, that found an error in br3317. The error is not present in this branch. (CVS 4640) 
FossilOrigin-Name: d3efec148968538e225f5716359a6a25e8941362
 2007-12-19 09:20:41 +00:00
drh
be69bf6686 Fix a problem with SQLITE_MAX_SQL_LENGTH introduced by check-in (4636). 
Ticket #2851 (CVS 4639)

FossilOrigin-Name: cdd866f59797b81b573c68d5c625f9bd9f0f6fde
 2007-12-18 17:50:33 +00:00
drh
c85375d598 In the CLI, quote strings that contain the separator character. 
Ticket #2850. (CVS 4638)

FossilOrigin-Name: 493a17c46a66d2febc11205c052bf949a3f22bd8
 2007-12-18 15:41:44 +00:00
danielk1977
315e6697f8 Fix for typo in main.mk: the output of target sqlite3 was testcli. (CVS 4637) 
FossilOrigin-Name: 15675dc518dbcf2ce2daa0bbcaf8daf3329ead75
 2007-12-18 11:19:35 +00:00
drh
cbd2da9ce9 When SQLITE_MAX_SQL_LENGTH is 0, disable the limit. Make the default 0. 
Once again build the sqlite3 CLI from individual source files so that
it can be built on systems that lack tclsh.  Tickets #2845 and #2846. (CVS 4636)

FossilOrigin-Name: 07aeca3b9c51e538ba7939950a970f62e51bd3ea
 2007-12-17 16:20:06 +00:00