Alex Lam S.L
6c45101870
consolidate & enhance unused ( #2439 )
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- defer declaration removal in `collapse_vars`
- account for `AST_SymbolFunarg` in deduplication
- private accounting for `collapse_vars`
- avoid issues with identity reference due to deep cloning
fixes #2437
2017-11-06 14:25:10 +08:00
Alex Lam S.L
2c2fd89e34
inline single-use functions that are not constant expressions ( #2434 )
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fixes #2428
2017-11-05 22:14:11 +08:00
Alex Lam S.L
5b4b07e9a7
extend function inlining safety checks ( #2430 )
2017-11-05 06:18:45 +08:00
Alex Lam S.L
a8aa28a7a6
consolidate single-use function reduction ( #2427 )
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fixes #2423
2017-11-05 04:27:01 +08:00
Alex Lam S.L
fe5a68f9d5
maintain call argument order in collapse_vars ( #2426 )
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fixes #2425
2017-11-05 00:00:18 +08:00
Alex Lam S.L
c8b6f4733d
reduce this within functions ( #2421 )
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- only replace same-scope usages
- augment `test/ufuzz.js` to test for `this`
fixes #2420
2017-11-04 00:31:37 +08:00
Alex Lam S.L
a48f87abf2
compress new function containing this ( #2417 )
2017-10-30 23:19:27 +08:00
Alex Lam S.L
8428326ea1
enhance properties ( #2412 )
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- trim array items only if `side_effects`
- extend to non-identifier properties
2017-10-29 04:11:26 +08:00
Alex Lam S.L
31f8209193
remove dead code ( #2405 )
2017-10-27 14:28:09 +08:00
Alex Lam S.L
9b0f86f5a1
fix reduce_vars on AST_Array.length ( #2404 )
2017-10-27 02:33:37 +08:00
Alex Lam S.L
ee082ace1b
compress self comparisons ( #2398 )
2017-10-26 01:16:12 +08:00
Alex Lam S.L
4178289c38
implement hoist_props ( #2396 )
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fixes #2377
2017-10-25 03:38:11 +08:00
Alex Lam S.L
74ae16f9f8
fix unsafe reduce_vars on arrays & objects ( #2397 )
2017-10-24 22:10:36 +08:00
Alex Lam S.L
86ea38a259
enhance unsafe evaluate of arrays & objects ( #2394 )
2017-10-24 02:58:30 +08:00
Alex Lam S.L
8a713e449f
deduplicate declarations regardless of toplevel ( #2393 )
2017-10-23 01:00:50 +08:00
Alex Lam S.L
24aa07855b
safer properties transform ( #2391 )
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`{ a: x, b: y }.a` => `[ x, y ][0]`
- `x` cannot be function containing `this`
`[ x, y, z ][1]` => `(x, z, y)`
- only if `z` is side-effect-free
2017-10-22 20:10:13 +08:00
Alex Lam S.L
5fd723f143
fix unsafe expansion of object literals ( #2390 )
2017-10-22 15:00:36 +08:00
Alex Lam S.L
516eaef50c
fix unsafe evaluation of AST_Sub ( #2389 )
2017-10-22 13:14:15 +08:00
Alex Lam S.L
4ae1fb3ed8
fix unsafe evaluation of objects ( #2388 )
2017-10-22 04:19:40 +08:00
Alex Lam S.L
011123223b
fix unsafe escape analysis in reduce_vars ( #2387 )
2017-10-22 03:23:31 +08:00
Alex Lam S.L
c927cea632
unsafe fix-ups for #2351 ( #2379 )
2017-10-21 04:08:26 +08:00
Alex Lam S.L
0f2ef3367c
enhance collapse_vars around lazy operations ( #2369 )
2017-10-19 04:52:00 +08:00
Alex Lam S.L
7e5b5cac97
fix AST_PropAccess in collapse_vars (take 3) ( #2375 )
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Suppress scanning beyond assignment to `a.b`
2017-10-18 02:54:51 +08:00
Alex Lam S.L
c1346e06b7
clean up lazy operator detection ( #2373 )
2017-10-17 23:25:45 +08:00
Alex Lam S.L
0d2fe8e3ef
fix AST_PropAccess in collapse_vars (take 2) ( #2372 )
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fixes #2364
2017-10-17 22:59:15 +08:00
Alex Lam S.L
f2b9c11e2a
fix AST_PropAccess in collapse_vars ( #2370 )
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fixes #2364
2017-10-17 18:33:03 +08:00
Alex Lam S.L
fe647b083e
account for side-effects from AST_This in collapse_vars ( #2365 )
2017-10-17 01:18:55 +08:00
Alex Lam S.L
b810e2f8da
perform reduce_vars on safe literals ( #2351 )
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- constant expression
- single reference
- same scope
- not across loop body
2017-10-09 12:25:06 +08:00
Alex Lam S.L
1abe14296e
collapse a.b whenever safe ( #2350 )
2017-10-08 13:17:48 +08:00
Alex Lam S.L
dd71639264
enhance reduce_vars for AST_Accessor ( #2339 )
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fixes #2336
2017-10-01 03:01:50 +08:00
Alex Lam S.L
00f509405b
suppress collapse_vars of this into "use strict" ( #2326 )
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fixes #2319
2017-09-20 05:23:20 +08:00
Alex Lam S.L
4f0953f7e9
handle LHS side-effects on cascade & collapse_vars ( #2314 )
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fixes #2313
2017-09-16 11:45:19 +08:00
Mateusz Burzyński
8158b1bdcf
Testing all leading comments against being PURE comments ( #2305 )
2017-09-10 02:08:15 +08:00
Alex Lam S.L
aacf3edc68
extend unsafe on pure global functions ( #2303 )
2017-09-07 22:08:34 +08:00
kzc
8b89072190
add Date and other known globals to unsafe compress option ( #2302 )
2017-09-07 02:44:26 +08:00
Alex Lam S.L
395a17ccda
fix collapse_vars on default function argument ( #2299 )
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Avoid collision with local variable `undefined` under certain corner cases.
fixes #2298
2017-09-04 02:32:33 +08:00
Alex Lam S.L
3f355866cf
correctly count declarations after hoist_vars ( #2297 )
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fixes #2295
2017-09-03 17:23:31 +08:00
Alex Lam S.L
e5cf7972ea
fix unused patching of AST_For.init blocks ( #2289 )
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fixes #2288
2017-08-29 01:10:04 +08:00
Alex Lam S.L
9e1da9235e
ensure ie8 works with mangled properties ( #2238 )
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fixes #2234
2017-07-15 22:50:59 +08:00
Alex Lam S.L
a5ffe2c23f
drop unused builtin globals under unsafe ( #2236 )
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fixes #2233
2017-07-15 15:16:11 +08:00
Alex Lam S.L
9282e7b0c6
fix unsafe evaluate of Object static methods ( #2232 )
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fixes #2231
2017-07-14 19:52:01 +08:00
Alex Lam S.L
5229cb2b1b
drop unused compound assignments ( #2230 )
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fixes #2226
2017-07-14 00:39:34 +08:00
Alex Lam S.L
458e3e15f0
enhance passes ( #2229 )
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- remove hardcoded upper limit
- continue based on node count reduction
- emit verbose statistics
fixes #2226
2017-07-13 02:18:59 +08:00
Alex Lam S.L
71ee91e716
handle duplicate argument names in collapse_vars ( #2215 )
2017-07-08 04:42:35 +08:00
Alex Lam S.L
4f70d2e28c
inlining of static methods & constants ( #2211 )
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- guard by `unsafe`
- support `Array`, `Math`, `Number`, `Object` & `String`
fixes #2207
2017-07-07 05:35:32 +08:00
Alex Lam S.L
4b6ca5e742
inline property access of object literal ( #2209 )
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- only if property value is side-effect-free
- guard by `unsafe`
fixes #2208
2017-07-06 21:51:58 +08:00
Alex Lam S.L
9306da3c58
suppress collapse_vars of this as call argument ( #2204 )
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fixes #2203
2017-07-06 01:03:52 +08:00
Alex Lam S.L
1ac25fc032
improve compress granularity through typeofs ( #2201 )
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fixes #2198
2017-07-05 19:20:33 +08:00
Alex Lam S.L
5f046c724b
minor clean-ups to evaluate ( #2197 )
2017-07-03 18:52:39 +08:00
Alex Lam S.L
af0262b7e5
improve parenthesis emission ( #2196 )
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- eliminate `throw` usages
- suppress extraneous parenthesis
- `new function() {foo.bar()}.baz`
- `for (function() { "foo" in bar; };;);`
2017-07-03 04:17:37 +08:00
