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Code Activity
30,100 Commits 1,570 Branches 183 Tags
optimize-null-values
Commit Graph

98 Commits

Author SHA1 Message Date
drh
1b67f3caf2 Simplify the symbol hash table to use only a single key class. Other 
changes to improve code coverage. (CVS 5794)

FossilOrigin-Name: ff50a8a7e5a15fac192939ff3206fa18d1c5a6dd
 2008-10-10 17:41:28 +00:00
drh
e50135e26d Add SQLITE_STATUS_PAGECACHE_SIZE and SQLITE_STATUS_SCRATCH_SIZE. (CVS 5537) 
FossilOrigin-Name: c4e9b824062ba82a8db01cd82e3e681de1940208
 2008-08-05 17:53:22 +00:00
drh
e9d1c720ee Separate verbs of sqlite3_config() and sqlite3_db_config() into their 
own namespaces.  Allow SQLITE3_DBCONFIG_LOOKASIDE to specific an external
memory buffer. (CVS 5536)

FossilOrigin-Name: 5dd865da5e787c10ef4c9e96647724bfab9dea01
 2008-08-04 20:13:26 +00:00
drh
6480aad473 Test cases for sqlite3_db_config() and sqlite3_db_status(). (CVS 5518) 
FossilOrigin-Name: 6a6b94302acdfe6404b04bff1cc8d16c1ef69df9
 2008-08-01 16:31:14 +00:00
drh
0a60a384e7 Change the definition of SQLITE_CONFIG_PAGECACHE and 
SQLITE_CONFIG_SCRATCH to omit the magic "+4" in the buffer size
calculation. (CVS 5512)

FossilOrigin-Name: e7ed0fe640a39053009eac52a7f055b121750e57
 2008-07-31 17:16:05 +00:00
drh
5f4bcf15d1 Enhancements to the pagecache malloc test configuration. Changes to the 
speed test scripts to use the new test enhancements. (CVS 5494)

FossilOrigin-Name: 0ce39c21f32958ae53c00dc8bbf8cdd453f2d90e
 2008-07-29 14:29:06 +00:00
drh
633e6d57d9 Implement the "lookaside" memory allocation cache. Use of this cache makes 
the speed1.test script run about 15% faster.  Added new interfaces to
control the cache. (CVS 5488)

FossilOrigin-Name: e48f9697e9fea339e150ddc32940760027dd07d9
 2008-07-28 19:34:53 +00:00
drh
ec424a5be6 Add the capability to track the maximum depth of the LALR(1) parser stack 
so that critical applications can check to see if they are getting close
to limits. (CVS 5481)

FossilOrigin-Name: ef0250f3dc769a4acd534f31fa06d90922d4145b
 2008-07-25 15:39:03 +00:00
danielk1977
31fab4f30b Updates to mem6.c allocator. (CVS 5473) 
FossilOrigin-Name: 43a4cae2acea33d1a17c0037516e9c27fb7e8e91
 2008-07-25 08:48:59 +00:00
danielk1977
2d34081de9 Add mem6.c, a new allocator. More to come. (CVS 5467) 
FossilOrigin-Name: 192bc192185a7b475ef9331e2a4a0dc68083ec03
 2008-07-24 08:20:40 +00:00
drh
7830cd41ba Activate testing of mem3 and mem5. Fix problems found. Tickets #3223 
and #3225.  Other test configuration changes. (CVS 5419)

FossilOrigin-Name: a3a7820540f6f2285e6c83cac84383fc7d60d267
 2008-07-16 12:25:32 +00:00
drh
34004cebb6 Additional test coverage for the btree module. Remove the failsafe() macro 
and replace it with ALWAYS() and NEVER(). (CVS 5395)

FossilOrigin-Name: d7e2f0d2d45574d6191c1b191c0daf5260696f27
 2008-07-11 16:15:17 +00:00
drh
8a42cbd3f0 Enhancements to the testing logic for malloc and mutex. Only permit one 
of MEMSYS3/5 to be compiled-in at a time.  Omit the SQLITE_CONFIG_MEMSYS3/5
configuration options. (CVS 5389)

FossilOrigin-Name: ed8b2525006ae7f8cacd01b291760513fdbdff57
 2008-07-10 18:13:42 +00:00
drh
af005fbc13 Test coverage improvements on printf. (CVS 5385) 
FossilOrigin-Name: 2d8f7bebf0f13f3a95f1e2163e35d43229cabfea
 2008-07-09 16:51:51 +00:00
drh
22c2403a1c Begin adding the failsafe() macro. (CVS 5383) 
FossilOrigin-Name: 8aae4fe7e702b7636fba1fd609a0ca22fdcc3371
 2008-07-09 13:28:53 +00:00
danielk1977
0d84e5b2a7 Fix mem3.c (broken by (5320)). (CVS 5321) 
FossilOrigin-Name: fef90a21aea11f15371d3fcf44548d786dd8819b
 2008-06-27 14:05:24 +00:00
danielk1977
5099be5e85 Change mem5.c so that the minimum allocation size is runtime configurable. (CVS 5320) 
FossilOrigin-Name: 4f95f4cdf77e134fab42148e10198c7b008d4ae6
 2008-06-27 13:27:03 +00:00
danielk1977
c66c0e14a6 Fix the allocator in mem5.c so that it can be enabled at run time using the sqlite3_config() function. (CVS 5304) 
FossilOrigin-Name: 30ff6bb0b2d1068d28e86ac90bb9f454e4537a2d
 2008-06-25 14:26:07 +00:00
danielk1977
32155ef0ff Fix up some details to do with the mem3.c (memsys3) allocator. If the library is compiled with SQLITE_ENABLE_MEMSYS3, the memsys3 allocator can be selected at runtime. (CVS 5303) 
FossilOrigin-Name: 9c6c8e01b31abfe2bc8e650bbfdb504021dc7e59
 2008-06-25 10:34:34 +00:00
danielk1977
57e5ea9327 Modify the memory allocation system in mem3.c so to fit in with the new sqlite3_mem_methods scheme. At this point it only "mostly" works. (CVS 5297) 
FossilOrigin-Name: 3febef548fb1c314336fe4bc359d72a4fe84e84e
 2008-06-24 19:02:55 +00:00
danielk1977
2d1d86fbbe Add a mode to the sqlite3_test_control() interface to register hooks called at the beginning and end of "benign malloc failure" blocks. This allows malloc() failure testing to be done using public APIs only. (CVS 5254) 
FossilOrigin-Name: 56c8af1452dfdc8da858a2411bd6f3663a8a9326
 2008-06-20 14:59:51 +00:00
danielk1977
ef05f2dfe3 Move (almost all) malloc failure test logic from fault.c to test_malloc.c. (CVS 5253) 
FossilOrigin-Name: 4ae21e3419ad7e69dd735ca45fdc5a2de93d1840
 2008-06-20 11:05:37 +00:00
danielk1977
d09414cdd6 Move the malloc() failure simulation out of malloc.c and into a separate sqlite3_mem_methods interface. Still some related changes to come. (CVS 5250) 
FossilOrigin-Name: d22cd2a59f472f4eaf80aa9f55fbff2514ca428d
 2008-06-19 18:17:49 +00:00
drh
f714199054 Add some test logic to the new memory allocation subsystem. (Lots more needed.) 
The test suite is currently indicating memory leaks, though it is unclear if
this is a true code problem or just an instrumentation problem. (CVS 5240)

FossilOrigin-Name: cb1f11cd9764cf0275e88e1f6342e366e5536bfd
 2008-06-19 00:16:08 +00:00
drh
9ac3fe979f Added support for scratch-memory lookaside allocations. Largely untested. 
Added calls to sqlite3_initialize() within malloc APIs. (CVS 5237)

FossilOrigin-Name: 383a78601c70cd832c171344857038e345b9ae5c
 2008-06-18 18:12:04 +00:00
shane
afdd23a47d Unused functions in testfixture.exe with certain defines. (CVS 5172) 
FossilOrigin-Name: 5e3ff1bb37f7fbdc9b1414232bd78f096f89eced
 2008-05-29 02:57:47 +00:00
danielk1977
5f09613545 Changes to the Mem structure to reduce the frequency of freeing and reallocating the dynamic buffer. (CVS 4928) 
FossilOrigin-Name: d0bf73d81453da1d8e602e0445064d9f5e348063
 2008-03-28 15:44:09 +00:00
drh
b940492e4a Patch to the new memory tracing logic that allows it to build even if 
memory debugging is turned off. (CVS 4927)

FossilOrigin-Name: 0a9c63b227b9c6d2bd0e7b491245947ffc83c828
 2008-03-28 12:53:38 +00:00
danielk1977
dbdc4d49cb If memory is leaked when running a test script with the --malloctrace option, write out a file called leaks.sql in the same format as mallocs.sql containing th e leaked applications. The same tools can then be used to examine the stack traces associated with leaked allocations. (CVS 4926) 
FossilOrigin-Name: f1b97ed93183378ff56b4fe7ae8ea269c24092fc
 2008-03-28 07:42:53 +00:00
danielk1977
cd3e8f7ce9 Use a vdbe memory cell to allocate the space required for vdbe cursors. (CVS 4912) 
FossilOrigin-Name: 047153648155654b0cd70b811935209d2e21776c
 2008-03-25 09:47:35 +00:00
danielk1977
6f332c18d9 Add some more logging to the malloc system used when SQLITE_MEMDEBUG is defined. (CVS 4901) 
FossilOrigin-Name: 79738f582fbac87f2d335e0c6b7f53e3054b41ba
 2008-03-21 14:22:44 +00:00
drh
77db4c05ec Minor test coverage enhancements. (CVS 4877) 
FossilOrigin-Name: edd207b9a9df5d73ec34474a4e90fcb592f06cf1
 2008-03-18 13:01:38 +00:00
drh
5efaf07099 Add the ability to simulate out-of-memory errors when using the default 
memory allocator, mem1.c.  Fix a bug that this enhancement revealed. (CVS 4875)

FossilOrigin-Name: d55a5e1c11ef90534abd2e5f18d06dd4739ade70
 2008-03-18 00:07:10 +00:00
drh
49e4fd71a4 Change non-exported memory interfaces to following the naming conventions. (CVS 4797) 
FossilOrigin-Name: 94774b41429c8bfa3582e30c09f414b9e5669575
 2008-02-19 15:15:15 +00:00
drh
eee4c8ca11 Add the memory fault simulator to mem5.c. Enable soft heap limit on mem5.c. 
Limit the size of hash tables and the vdbefifo when using mem5.c. (CVS 4795)

FossilOrigin-Name: 63da5d97542e4f54c33329833477c8d96ce05dd0
 2008-02-18 22:24:57 +00:00
drh
2d7636e212 The power-of-two first-fit memory allocator is now working. (CVS 4793) 
FossilOrigin-Name: d134d29cea971eb01a0e0fd94341ab79e2d5b57a
 2008-02-16 16:21:45 +00:00
danielk1977
a7a8e14bf2 Where possible, avoid freeing buffers allocated for vdbe memory cells in case they can be reused. (CVS 4783) 
FossilOrigin-Name: 990237e27e417aff3dbf05784b716c21f3761a3a
 2008-02-13 18:25:27 +00:00
drh
ed13d98c8c Add the sqlite3_test_control() API. Use it to control the fault injector. (CVS 4758) 
FossilOrigin-Name: 413ddade6a13f993cddc57389d1107d82fa19972
 2008-01-31 14:43:24 +00:00
drh
643167ff21 Add the fault injector module in fault.c. Use it as a basis for memory 
allocation failure testing. (CVS 4742)

FossilOrigin-Name: 1a335e180183b414fcc3510ce28b98b21cd134a6
 2008-01-22 21:30:53 +00:00
drh
9c7a60dfb2 Added an experimental malloc-free memory allocation subsystem, intended 
for use on embedded systems.  Runs 7% faster than when using system
malloc() on Linux. (CVS 4493)

FossilOrigin-Name: 8487ca82fade60b9fa63abf74e10f6ebcb48b98e
 2007-10-19 17:47:24 +00:00
danielk1977
369ff42e77 Fixes to test code so that the test suite passes without SQLITE_MEMDEBUG defined. (CVS 4370) 
FossilOrigin-Name: ed2a2e0102c4fd2221096028d55a6f1d54f97274
 2007-09-03 07:31:09 +00:00
danielk1977
cd03724cb2 Check in extra fixes for malloc4.test. (CVS 4341) 
FossilOrigin-Name: 49ce3a838194f0316c883dbe1596d13c0c0fad1b
 2007-08-30 15:46:06 +00:00
danielk1977
a1644fd863 Modifications to the malloc failure tests to test transient and persistent failures. (CVS 4321) 
FossilOrigin-Name: e38ef81b85feb5bff2ad8448f3438ff0ab36571e
 2007-08-29 12:31:25 +00:00
drh
153c62c461 The win32 driver compiles but does not yet work well. Many bugs 
fixed. (CVS 4282)

FossilOrigin-Name: 3a68fcddfa9184e4b310ce0a21312c54b9462ec8
 2007-08-24 03:51:33 +00:00
drh
4a50aac564 Improvements to memory leak detection. The --backtrace=NNN option is now 
recognized by tester.tcl.  Memory leak summaries are automatically written
to the file ./memleak.txt and each leak is tagged with the test in which
it occurred.  The quick.test script runs on Linux with no errors and
no leaks. (CVS 4273)

FossilOrigin-Name: 21f6b31097692171c6493e6ca6de6acbd62dc595
 2007-08-23 02:47:53 +00:00
drh
ed138fb3bc All of the malloc test cases run. Still seeing failures in malloc4.test. (CVS 4272) 
FossilOrigin-Name: 205d0b881d541db65837ce6cf44d58d607635bc2
 2007-08-22 22:04:37 +00:00
drh
0e6f1546b0 Enhancements and smoke testing of the new memory allocation subsystem. 
Have not yet cut it over to the core, though. (CVS 4230)

FossilOrigin-Name: 1dad2c0a1f00596b13b02ccef664bd2346a677a4
 2007-08-15 20:41:28 +00:00
drh
2f999a6758 Test infrastructure for the new memory subsystem. (CVS 4229) 
FossilOrigin-Name: 9e506656720fb3a3205b8cc398152272ce56f6f3
 2007-08-15 19:16:43 +00:00