lib/runtime/dart/math.js - Issue 1069493002: implement opassign, fix bugs in pre/postfix, introduce a let* helper

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Unified Diff: lib/runtime/dart/math.js

Issue 1069493002: implement opassign, fix bugs in pre/postfix, introduce a let* helper (Closed) Base URL: git@github.com:dart-lang/dev_compiler.git@master

Patch Set: Created 5 years, 8 months ago

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Index: lib/runtime/dart/math.js

diff --git a/lib/runtime/dart/math.js b/lib/runtime/dart/math.js

index 4f7b60acb2f451fc4d0ae4d309c7c34b1f2b68fe..ad6a382788c631272f5522865eea3cd80bf41e33 100644

--- a/lib/runtime/dart/math.js

+++ b/lib/runtime/dart/math.js

@@ -344,32 +344,32 @@ var math;

high = ~dart.notNull(high) + dart.notNull(tmphigh) + ((dart.notNull(tmplow) - dart.notNull(low)) / 4294967296).truncate() & dart.notNull(_Random[_MASK32]);

tmphigh = dart.notNull(high) >> 24;

tmplow = dart.notNull(low) >> 24 | dart.notNull(high) << 8;

- low = tmplow;

- high = tmphigh;

+ low = dart.notNull(low) ^ dart.notNull(tmplow);

+ high = dart.notNull(high) ^ dart.notNull(tmphigh);

tmplow = dart.notNull(low) * 265;

low = dart.notNull(tmplow) & dart.notNull(_Random[_MASK32]);

high = dart.notNull(high) * 265 + ((dart.notNull(tmplow) - dart.notNull(low)) / 4294967296).truncate() & dart.notNull(_Random[_MASK32]);

tmphigh = dart.notNull(high) >> 14;

tmplow = dart.notNull(low) >> 14 | dart.notNull(high) << 18;

- low = tmplow;

- high = tmphigh;

+ low = dart.notNull(low) ^ dart.notNull(tmplow);

+ high = dart.notNull(high) ^ dart.notNull(tmphigh);

tmplow = dart.notNull(low) * 21;

low = dart.notNull(tmplow) & dart.notNull(_Random[_MASK32]);

high = dart.notNull(high) * 21 + ((dart.notNull(tmplow) - dart.notNull(low)) / 4294967296).truncate() & dart.notNull(_Random[_MASK32]);

tmphigh = dart.notNull(high) >> 28;

tmplow = dart.notNull(low) >> 28 | dart.notNull(high) << 4;

- low = tmplow;

- high = tmphigh;

+ low = dart.notNull(low) ^ dart.notNull(tmplow);

+ high = dart.notNull(high) ^ dart.notNull(tmphigh);

tmplow = dart.notNull(low) << 31;

tmphigh = dart.notNull(high) << 31 | dart.notNull(low) >> 1;

- tmplow = low;

+ tmplow = dart.notNull(tmplow) + dart.notNull(low);

low = dart.notNull(tmplow) & dart.notNull(_Random[_MASK32]);

high = dart.notNull(high) + dart.notNull(tmphigh) + ((dart.notNull(tmplow) - dart.notNull(low)) / 4294967296).truncate() & dart.notNull(_Random[_MASK32]);

tmplow = dart.notNull(this[_lo]) * 1037;

this[_lo] = dart.notNull(tmplow) & dart.notNull(_Random[_MASK32]);

this[_hi] = dart.notNull(this[_hi]) * 1037 + ((dart.notNull(tmplow) - dart.notNull(this[_lo])) / 4294967296).truncate() & dart.notNull(_Random[_MASK32]);

- this[_lo] = low;

- this[_hi] = high;

+ this[_lo] = dart.notNull(this[_lo]) ^ dart.notNull(low);

+ this[_hi] = dart.notNull(this[_hi]) ^ dart.notNull(high);

} while (seed != empty_seed);

if (this[_hi] == 0 && this[_lo] == 0) {

this[_lo] = 23063;

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