feat: optimize the active init operation of zero-initialized memory of makeFieldInitializationInConstructor
#2948
+8,478
−13,566
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KKiiim
changed the title
makeFieldInitializationInConstructormakeFieldInitializationInConstructor
HerrCai0907
reviewed
Sep 17, 2025
MaxGraey
reviewed
Sep 17, 2025
Comment on lines
+10030
to
+10035
| canOptimizeZeroInitialization(valueExpr: ExpressionRef): bool { | ||
| if ((this.options.runtime != Runtime.Incremental) && (this.options.runtime != Runtime.Stub)) { | ||
| return false; | ||
| } | ||
| return isConstZero(valueExpr); | ||
| } |
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Suggested change
| canOptimizeZeroInitialization(valueExpr: ExpressionRef): bool { | |
| if ((this.options.runtime != Runtime.Incremental) && (this.options.runtime != Runtime.Stub)) { | |
| return false; | |
| } | |
| return isConstZero(valueExpr); | |
| } | |
| canOptimizeZeroInitialization(valueExpr: ExpressionRef): bool { | |
| const runtime = this.options.runtime; | |
| return runtime == Runtime.Incremental || runtime == Runtime.Stub | |
| ? isConstZero(valueExpr) | |
| : false; | |
| } |
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Reduce unnecessary zero-initialization memory in the constructor
According to wasm-spec, grown memories should initialized with value 0x00
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