[LLVMdev] Adding SQLite3 to llvm test-suite
evan.cheng at apple.com
Mon Mar 24 16:42:56 PDT 2008
It works fine for me. Thanks!
We prefer a flat directory structure. Is it possible for you to
separate it out to sqlite3 and lemon rather than having them as sub-
directories under SQLite? Also, can you increase lemon's test size?
Please file bug about the performance issue. Thanks!
On Mar 22, 2008, at 8:20 AM, Török Edwin wrote:
> SQLite3 has a very simple build system, and it comes with an extensive
> testsuite (over 40000 tests).
> It hasn't shown any bugs in LLVM, but it is fairly simple to build
> turn off features via -D], and can be CPU intensive.
> I have integrated SQLite3 into llvm-test's build system, it is too
> to send as attachment (784K), you can get it from here:
> The testsuite is using tcl, and needs tcl headers available at
> build-time so I didn't add that [they are mostly I/O bound anyway]
> Instead I found a "speedtest" script in the sqlite distribution. I
> modified it to generate sql files instead of directly running sqlite.
> The results are here, LLVM is ~20% slower than GCC:
> Program | GCCAS Bytecode LLC compile LLC-BETA compile JIT
> codegen | GCC CBE LLC LLC-BETA JIT | GCC/CBE GCC/LLC
> GCC/LLC-BETA LLC/LLC-BETA
> lemon/lemon | 0.3833 149404 0.5699 *
> 0.5166 | 0.04 0.04 0.05 * 0.62 | - -
> n/a n/a
> sqlite3/sqlite3 | 4.8063 1744588 5.3996 *
> 3.7497 | 7.09 8.19 8.78 * 13.68 | 0.87 0.81
> n/a n/a
> There are more speedtest scripts in its testsuite, but the generated
> is large (>10 Mb), and I think the above shows a clear difference
> between LLVM and GCC.
> Can somebody please review and commit this to llvm-test?
> Best regards,
> LLVM Developers mailing list
> LLVMdev at cs.uiuc.edu http://llvm.cs.uiuc.edu
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