17c2dd3886
This introduces LoadImmutableContextSlot and LoadImmutableCurrentContextSlot bytecodes, which are emitted when reading from never-assigned context slot. There is a subtlety here: the slot are not immutable, the meaning is actually undefined-or-hole-or-immutable. Review-Url: https://codereview.chromium.org/2655733003 Cr-Commit-Position: refs/heads/master@{#43000}
64 lines
1.3 KiB
Plaintext
64 lines
1.3 KiB
Plaintext
#
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# Autogenerated by generate-bytecode-expectations.
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#
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---
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wrap: no
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test function name: f
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---
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snippet: "
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function Outer() {
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var outerVar = 1;
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function Inner(innerArg) {
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this.innerFunc = function() { return outerVar * innerArg; }
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}
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this.getInnerFunc = function() { return new Inner(1).innerFunc; }
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}
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var f = new Outer().getInnerFunc();
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f();
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"
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frame size: 1
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parameter count: 1
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bytecode array length: 13
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bytecodes: [
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/* 97 E> */ B(StackCheck),
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/* 102 S> */ B(LdaImmutableContextSlot), R(context), U8(4), U8(1),
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B(Star), R(0),
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B(LdaImmutableCurrentContextSlot), U8(4),
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/* 118 E> */ B(Mul), R(0), U8(2),
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/* 130 S> */ B(Return),
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]
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constant pool: [
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]
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handlers: [
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]
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---
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snippet: "
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function Outer() {
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var outerVar = 1;
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function Inner(innerArg) {
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this.innerFunc = function() { outerVar = innerArg; }
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}
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this.getInnerFunc = function() { return new Inner(1).innerFunc; }
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}
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var f = new Outer().getInnerFunc();
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f();
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"
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frame size: 0
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parameter count: 1
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bytecode array length: 9
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bytecodes: [
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/* 97 E> */ B(StackCheck),
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/* 102 S> */ B(LdaImmutableCurrentContextSlot), U8(4),
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/* 111 E> */ B(StaContextSlot), R(context), U8(4), U8(1),
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B(LdaUndefined),
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/* 123 S> */ B(Return),
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]
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constant pool: [
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]
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handlers: [
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]
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