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14464 Commits

Author SHA1 Message Date
Behdad Esfahbod bab8ec58b0 [subset-cff] Disable sharing when packing charstring INDEXes 
Saves another 8%ish.
 2022-11-21 17:46:32 -07:00
Behdad Esfahbod 2cadacad6c [cff] Simplify str_encoder_t error handling 2022-11-21 17:17:15 -07:00
Behdad Esfahbod f263e3fe2e [cff] Manually copy short strings instead of memcpy() 2022-11-21 17:04:55 -07:00
Behdad Esfahbod 38efd1862f [cff] Add a likely() 2022-11-21 17:02:11 -07:00
Behdad Esfahbod 191025cc96 [cff] Adjust buffer pre-allocation 
Most ops take one or two bytes, so allocate count*2, not count*3.
Shows minor speedup in subsetting benchmark (around 2%).
 2022-11-21 16:58:19 -07:00
Behdad Esfahbod 4b2caafea2 [subset-cff] Optimize parsed_cs_op_t size 
Shows 5% speedup on SourceHanSans-Regular/10000 benchmark.
 2022-11-21 16:46:20 -07:00
Behdad Esfahbod e0b06bd1b1 [subset] Cache has_seac in accelerator 
Speeds up SourceHanSans-Regular/10000 benchmark by %25.
 2022-11-21 16:30:34 -07:00
Garret Rieger dd1ba328a8 [repacker] fix fuzzer timeout. 
For https://oss-fuzz.com/testcase-detail/5845846876356608. Only process the set of unique overflows.
 2022-11-21 16:24:48 -07:00
Behdad Esfahbod 59451502e9 [cff] Optimize env error checking 2022-11-21 15:23:16 -07:00
Behdad Esfahbod b238578a9c [cff] Optimize INDEX operator[] 2022-11-21 14:36:57 -07:00
Behdad Esfahbod d9de515a38 [cff] Optimize byte_str_ref_t array access 2022-11-21 14:23:07 -07:00
Behdad Esfahbod a81ec9b2b6 [cff] Optimize byte_str_ref_t inc() 
Shows a couple percent speedup.
 2022-11-21 14:03:28 -07:00
Behdad Esfahbod 3ff75411bd [algs] Fix bot fail 2022-11-21 13:08:55 -07:00
Behdad Esfahbod b81e3989f8 Try fixing arm-eabi build after a10cfe3f32 2022-11-21 13:02:40 -07:00
Behdad Esfahbod 4c14043b06 [algs] Add output argument to hb_unsigned_mul_overflows() 2022-11-21 12:56:33 -07:00
Behdad Esfahbod 25adbb3825 [algs] Use __builtin_mul_overflow 
Compiles to smaller binary.
 2022-11-21 12:47:53 -07:00
Behdad Esfahbod a10cfe3f32 [algs] Write hb_in_ranges() recursively 2022-11-21 12:37:59 -07:00
Behdad Esfahbod 2e86700e30 [gvar] Add memory-barrier as in ArrayOf 2022-11-21 12:28:10 -07:00
Behdad Esfahbod b00a911fa7 [sorted-array] Add faster iterator implementation here as well 2022-11-21 12:11:30 -07:00
Behdad Esfahbod 7cc79a8a86 [vector] Adjust comment 2022-11-21 12:09:24 -07:00
Behdad Esfahbod e82a3c69dd [array/vector] Optimize range-based for-loop 
Avoid bounds-checking.
 2022-11-21 12:00:10 -07:00
Behdad Esfahbod 0387182c2a [ot-map] Minor refactor features[i] access 2022-11-21 11:05:47 -07:00
Behdad Esfahbod 5ee6d5d77e [cff] Add memory-barrier to INDEX 
Like we do for ArrayOf.
 2022-11-21 11:00:29 -07:00
Behdad Esfahbod 6905d36d73 [cff] Fix fetch_op() bounds-checking 2022-11-21 10:51:33 -07:00
Behdad Esfahbod b51ab1a9e5 [cff] Optimize byte_str_ref_t 
Make it 16 bytes instead of 24.  This struct is used in the subroutine
call stack heavily.

This change makes the HB AdobeVFPrototype benchmark to become faster
than FT one, with about 6% speedup as a result of this change.
 2022-11-21 10:27:07 -07:00
Behdad Esfahbod 7a39464b18 [cff] Hide members of byte_str_ref_t 2022-11-21 09:48:54 -07:00
Behdad Esfahbod 18141f0007 [cff] Move a sub_array call 
No logic change.... I hope?!
 2022-11-21 09:47:03 -07:00
Behdad Esfahbod f66415cdd1 [cff] Move initialization of a type to constructor 2022-11-21 09:40:16 -07:00
Behdad Esfahbod 70a5cd53f6 [algs] Assert trivial copy assignable in stable_sort 2022-11-21 08:52:33 -07:00
Behdad Esfahbod 9bb39423f5 [algs] Simplify stable_sort signatures 2022-11-20 17:40:54 -07:00
Behdad Esfahbod d119568df6 [cbdt] Use vector tail() 2022-11-20 14:11:51 -07:00
Behdad Esfahbod 87a88117c8 [object] Use vector tail() 2022-11-20 14:10:39 -07:00
Behdad Esfahbod 76ce390b5a [ucd] Document algorithms 2022-11-20 13:54:56 -07:00
Behdad Esfahbod ed43bc5118 [buffer] Move delete_glyphs_inplace() here 2022-11-20 13:10:19 -07:00
Behdad Esfahbod dd88dae8a9 [unicode] Simplify set_funcs a bit more 2022-11-19 15:23:53 -07:00
Behdad Esfahbod 2d8ff3bcbe [unicode] Destroy user_data in set_funcs fail paths 
This is what the font_funcs / draw_funcs do.
 2022-11-19 15:23:44 -07:00
Behdad Esfahbod 527823ccac [unicode] Destroy user_data in set_funcs fail paths 
This is what the font_funcs / draw_funcs do.
 2022-11-19 15:19:08 -07:00
Behdad Esfahbod 56d6b6992b [font/draw] Remove unneeded branch 
The preamble sets user_data/destroy to nullptr if func is nullptr.
 2022-11-19 15:11:59 -07:00
Behdad Esfahbod 976bb26cc1 [draw] Optimize set_func functions 2022-11-19 15:06:23 -07:00
Behdad Esfahbod 114167a933 [font] Optimize set_func functions 2022-11-19 14:47:45 -07:00
Behdad Esfahbod f9d7b303ed [thai] Use smaller type for arrays 
No logic change.
 2022-11-19 14:20:36 -07:00
Behdad Esfahbod 72c4e431af [use-table] Add a OPTIMIZE_SIZE version 2022-11-19 13:40:33 -07:00
Behdad Esfahbod 83c3a91dc6 [gen-use-table] Report fullCost 2022-11-19 13:34:58 -07:00
Behdad Esfahbod ba08de624e [ucd] Change OPTIMIZE_SIZE to compression level 9 
Also changes default compression level from 3 to 5, but that shows
no change in the generated table size.
 2022-11-19 13:25:19 -07:00
Behdad Esfahbod b68f9f3cfe [machinery] Adjust comment 2022-11-18 21:36:01 -07:00
Behdad Esfahbod a47ba1dc0e [lazy-pointer] Hide instance 2022-11-18 21:14:07 -07:00
Behdad Esfahbod 281b4705b4 [pool] Rewrite a loop as dagger 2022-11-18 20:25:05 -07:00
Behdad Esfahbod 3ff8abf272 Revert "[map] Allow std::move-ing keys into the map" 
This reverts commit f657ef7e57.

This breaks many compilers with messages like this:

hb-subset-plan.hh:226: undefined reference to `OT::head::tableTag'

I'm out of my depth re how to fix it.
 2022-11-18 19:38:12 -07:00
Behdad Esfahbod 039e476bac [test-vector] Test sink-move'ing 2022-11-18 19:26:02 -07:00
Behdad Esfahbod a3a218edb5 [map] Add a couple more sink interfaces 2022-11-18 19:24:41 -07:00