769d332619
With this change the bytecode array builder only emits expression positions for bytecodes that can throw. This allows more peephole optimization opportunities and results in smaller code. BUG=v8:4280,chromium:615979 LOG=N Review-Url: https://codereview.chromium.org/2038323002 Cr-Commit-Position: refs/heads/master@{#36863}
287 lines
6.3 KiB
Plaintext
287 lines
6.3 KiB
Plaintext
#
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# Autogenerated by generate-bytecode-expectations.
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#
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---
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pool type: mixed
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execute: yes
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wrap: yes
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---
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snippet: "
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var a = 1; return ++a;
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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: 9
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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/* 42 S> */ B(LdaSmi), U8(1),
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B(Star), R(0),
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/* 45 S> */ B(Inc),
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B(Star), R(0),
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/* 57 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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var a = 1; return a++;
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"
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frame size: 2
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parameter count: 1
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bytecode array length: 14
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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/* 42 S> */ B(LdaSmi), U8(1),
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B(Star), R(0),
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/* 45 S> */ B(ToNumber),
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B(Star), R(1),
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B(Inc),
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B(Star), R(0),
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B(Ldar), R(1),
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/* 57 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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var a = 1; return --a;
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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: 9
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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/* 42 S> */ B(LdaSmi), U8(1),
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B(Star), R(0),
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/* 45 S> */ B(Dec),
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B(Star), R(0),
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/* 57 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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var a = 1; return a--;
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"
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frame size: 2
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parameter count: 1
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bytecode array length: 14
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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/* 42 S> */ B(LdaSmi), U8(1),
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B(Star), R(0),
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/* 45 S> */ B(ToNumber),
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B(Star), R(1),
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B(Dec),
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B(Star), R(0),
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B(Ldar), R(1),
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/* 57 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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var a = { val: 1 }; return a.val++;
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"
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frame size: 3
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parameter count: 1
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bytecode array length: 24
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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/* 42 S> */ B(CreateObjectLiteral), U8(0), U8(0), U8(1),
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B(Star), R(1),
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B(Star), R(0),
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/* 54 S> */ B(LdaNamedProperty), R(0), U8(1), U8(1),
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B(ToNumber),
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B(Star), R(2),
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B(Inc),
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/* 66 E> */ B(StaNamedPropertySloppy), R(0), U8(1), U8(3),
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B(Ldar), R(2),
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/* 70 S> */ B(Return),
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]
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constant pool: [
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InstanceType::FIXED_ARRAY_TYPE,
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InstanceType::ONE_BYTE_INTERNALIZED_STRING_TYPE,
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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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var a = { val: 1 }; return --a.val;
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"
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frame size: 2
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parameter count: 1
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bytecode array length: 19
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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/* 42 S> */ B(CreateObjectLiteral), U8(0), U8(0), U8(1),
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B(Star), R(1),
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B(Star), R(0),
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/* 54 S> */ B(LdaNamedProperty), R(0), U8(1), U8(1),
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B(Dec),
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/* 65 E> */ B(StaNamedPropertySloppy), R(0), U8(1), U8(3),
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/* 70 S> */ B(Return),
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]
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constant pool: [
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InstanceType::FIXED_ARRAY_TYPE,
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InstanceType::ONE_BYTE_INTERNALIZED_STRING_TYPE,
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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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var name = 'var'; var a = { val: 1 }; return a[name]--;
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"
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frame size: 5
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parameter count: 1
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bytecode array length: 29
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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/* 45 S> */ B(LdaConstant), U8(0),
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B(Star), R(0),
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/* 60 S> */ B(CreateObjectLiteral), U8(1), U8(0), U8(1),
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B(Star), R(2),
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B(Star), R(1),
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/* 72 S> */ B(Ldar), R(0),
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/* 81 E> */ B(LdaKeyedProperty), R(1), U8(1),
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B(ToNumber),
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B(Star), R(4),
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B(Dec),
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/* 86 E> */ B(StaKeyedPropertySloppy), R(1), R(0), U8(3),
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B(Ldar), R(4),
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/* 90 S> */ B(Return),
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]
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constant pool: [
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InstanceType::ONE_BYTE_INTERNALIZED_STRING_TYPE,
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InstanceType::FIXED_ARRAY_TYPE,
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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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var name = 'var'; var a = { val: 1 }; return ++a[name];
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"
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frame size: 3
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parameter count: 1
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bytecode array length: 24
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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/* 45 S> */ B(LdaConstant), U8(0),
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B(Star), R(0),
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/* 60 S> */ B(CreateObjectLiteral), U8(1), U8(0), U8(1),
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B(Star), R(2),
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B(Star), R(1),
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/* 72 S> */ B(Ldar), R(0),
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/* 83 E> */ B(LdaKeyedProperty), R(1), U8(1),
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B(Inc),
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/* 87 E> */ B(StaKeyedPropertySloppy), R(1), R(0), U8(3),
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/* 90 S> */ B(Return),
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]
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constant pool: [
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InstanceType::ONE_BYTE_INTERNALIZED_STRING_TYPE,
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InstanceType::FIXED_ARRAY_TYPE,
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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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var a = 1; var b = function() { return a }; return ++a;
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"
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frame size: 2
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parameter count: 1
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bytecode array length: 26
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bytecodes: [
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B(CallRuntime), U16(Runtime::kNewFunctionContext), R(closure), U8(1),
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B(PushContext), R(1),
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/* 30 E> */ B(StackCheck),
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/* 42 S> */ B(LdaSmi), U8(1),
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/* 42 E> */ B(StaContextSlot), R(context), U8(4),
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/* 53 S> */ B(CreateClosure), U8(0), U8(0),
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B(Star), R(0),
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/* 78 S> */ B(LdaContextSlot), R(context), U8(4),
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B(Inc),
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/* 87 E> */ B(StaContextSlot), R(context), U8(4),
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/* 90 S> */ B(Return),
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]
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constant pool: [
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InstanceType::SHARED_FUNCTION_INFO_TYPE,
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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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var a = 1; var b = function() { return a }; return a--;
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"
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frame size: 3
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parameter count: 1
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bytecode array length: 31
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bytecodes: [
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B(CallRuntime), U16(Runtime::kNewFunctionContext), R(closure), U8(1),
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B(PushContext), R(1),
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/* 30 E> */ B(StackCheck),
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/* 42 S> */ B(LdaSmi), U8(1),
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/* 42 E> */ B(StaContextSlot), R(context), U8(4),
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/* 53 S> */ B(CreateClosure), U8(0), U8(0),
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B(Star), R(0),
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/* 78 S> */ B(LdaContextSlot), R(context), U8(4),
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B(ToNumber),
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B(Star), R(2),
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B(Dec),
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/* 86 E> */ B(StaContextSlot), R(context), U8(4),
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B(Ldar), R(2),
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/* 90 S> */ B(Return),
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]
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constant pool: [
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InstanceType::SHARED_FUNCTION_INFO_TYPE,
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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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var idx = 1; var a = [1, 2]; return a[idx++] = 2;
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"
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frame size: 4
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parameter count: 1
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bytecode array length: 26
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bytecodes: [
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/* 30 E> */ B(StackCheck),
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/* 44 S> */ B(LdaSmi), U8(1),
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B(Star), R(0),
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/* 55 S> */ B(CreateArrayLiteral), U8(0), U8(0), U8(3),
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B(Star), R(1),
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/* 63 S> */ B(Ldar), R(0),
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B(ToNumber),
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B(Star), R(3),
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B(Inc),
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B(Star), R(0),
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B(LdaSmi), U8(2),
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/* 79 E> */ B(StaKeyedPropertySloppy), R(1), R(3), U8(1),
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/* 84 S> */ B(Return),
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]
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constant pool: [
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InstanceType::FIXED_ARRAY_TYPE,
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]
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handlers: [
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]
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