2aac05fe10
This change adds JumpIfEqStrict, JumpIfNeStrict, JumpIfTrue, JumpIfFalse, JumpIfNull, JumpIfNotNull bytecode instructions. These instructions supercede If*/Jump instruction patterns. Change-Id: Icf9dc624001ce64d4b21409864591d693ead51d3 Reviewed-on: https://dart-review.googlesource.com/77011 Reviewed-by: Zach Anderson <zra@google.com> Commit-Queue: Alexander Markov <alexmarkov@google.com>
258 lines
5.1 KiB
Plaintext
258 lines
5.1 KiB
Plaintext
library #lib;
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import self as self;
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import "dart:core" as core;
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[@vm.bytecode=
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Bytecode {
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Entry 2
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CheckStack
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PushNull
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PopLocal r0
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Push FP[-5]
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PopLocal r1
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Push r1
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PushInt 1
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InstanceCall 2, CP#1
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JumpIfTrue L1
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Push r1
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PushInt 2
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InstanceCall 2, CP#2
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JumpIfTrue L2
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Push r1
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PushInt 3
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InstanceCall 2, CP#3
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JumpIfTrue L3
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Jump L4
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L1:
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PushInt 11
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PopLocal r0
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Jump L4
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L2:
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PushInt 22
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PopLocal r0
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Jump L4
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L3:
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PushInt 33
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PopLocal r0
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Jump L4
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L4:
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Push r0
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ReturnTOS
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PushNull
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ReturnTOS
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}
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ConstantPool {
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[0] = ArgDesc num-args 2, num-type-args 0, names []
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[1] = ICData target-name '==', arg-desc CP#0
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[2] = ICData target-name '==', arg-desc CP#0
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[3] = ICData target-name '==', arg-desc CP#0
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}
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]static method foo1(core::int x) → core::int {
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core::int y;
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#L1:
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switch(x) {
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#L2:
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case 1:
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{
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y = 11;
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break #L1;
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}
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#L3:
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case 2:
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{
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y = 22;
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break #L1;
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}
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#L4:
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case 3:
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{
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y = 33;
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break #L1;
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}
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}
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return y;
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}
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[@vm.bytecode=
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Bytecode {
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Entry 2
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CheckStack
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PushNull
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PopLocal r0
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Push FP[-5]
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PopLocal r1
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Push r1
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PushInt 1
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InstanceCall 2, CP#1
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JumpIfTrue L1
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Push r1
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PushInt 2
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InstanceCall 2, CP#2
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JumpIfTrue L1
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Push r1
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PushInt 3
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InstanceCall 2, CP#3
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JumpIfTrue L1
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Push r1
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PushInt 4
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InstanceCall 2, CP#4
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JumpIfTrue L2
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Push r1
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PushInt 5
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InstanceCall 2, CP#5
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JumpIfTrue L2
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Push r1
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PushInt 6
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InstanceCall 2, CP#6
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JumpIfTrue L2
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Jump L3
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L1:
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PushInt 11
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PopLocal r0
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Jump L4
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L2:
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PushInt 22
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PopLocal r0
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Jump L4
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L3:
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PushInt 33
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PopLocal r0
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L4:
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Push r0
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ReturnTOS
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PushNull
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ReturnTOS
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}
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ConstantPool {
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[0] = ArgDesc num-args 2, num-type-args 0, names []
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[1] = ICData target-name '==', arg-desc CP#0
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[2] = ICData target-name '==', arg-desc CP#0
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[3] = ICData target-name '==', arg-desc CP#0
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[4] = ICData target-name '==', arg-desc CP#0
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[5] = ICData target-name '==', arg-desc CP#0
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[6] = ICData target-name '==', arg-desc CP#0
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}
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]static method foo2(core::int x) → core::int {
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core::int y;
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#L5:
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switch(x) {
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#L6:
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case 1:
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case 2:
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case 3:
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{
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y = 11;
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break #L5;
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}
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#L7:
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case 4:
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case 5:
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case 6:
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{
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y = 22;
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break #L5;
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}
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#L8:
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default:
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{
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y = 33;
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}
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}
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return y;
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}
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[@vm.bytecode=
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Bytecode {
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Entry 2
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CheckStack
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PushNull
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PopLocal r0
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Push FP[-5]
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PopLocal r1
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Push r1
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PushInt 1
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InstanceCall 2, CP#1
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JumpIfTrue L1
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Push r1
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PushInt 2
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InstanceCall 2, CP#2
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JumpIfTrue L1
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Push r1
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PushInt 3
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InstanceCall 2, CP#3
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JumpIfTrue L1
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Push r1
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PushInt 4
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InstanceCall 2, CP#4
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JumpIfTrue L2
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Push r1
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PushInt 5
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InstanceCall 2, CP#5
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JumpIfTrue L2
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Push r1
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PushInt 6
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InstanceCall 2, CP#6
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JumpIfTrue L2
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Jump L3
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L1:
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PushInt 11
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PopLocal r0
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Jump L2
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L2:
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PushInt 22
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PopLocal r0
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PushInt 42
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ReturnTOS
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L3:
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PushInt 33
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PopLocal r0
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Push r0
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ReturnTOS
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PushNull
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ReturnTOS
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}
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ConstantPool {
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[0] = ArgDesc num-args 2, num-type-args 0, names []
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[1] = ICData target-name '==', arg-desc CP#0
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[2] = ICData target-name '==', arg-desc CP#0
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[3] = ICData target-name '==', arg-desc CP#0
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[4] = ICData target-name '==', arg-desc CP#0
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[5] = ICData target-name '==', arg-desc CP#0
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[6] = ICData target-name '==', arg-desc CP#0
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}
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]static method foo3(core::int x) → core::int {
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core::int y;
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switch(x) {
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#L9:
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case 1:
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case 2:
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case 3:
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{
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y = 11;
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continue #L10;
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}
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#L10:
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case 4:
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case 5:
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case 6:
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{
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y = 22;
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return 42;
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}
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#L11:
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default:
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{
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y = 33;
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}
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}
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return y;
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}
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[@vm.bytecode=
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Bytecode {
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Entry 0
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CheckStack
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PushNull
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ReturnTOS
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}
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ConstantPool {
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}
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]static method main() → dynamic {}
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