60c0edc08c
As opposed to the register. For subtle reasons, this fixes a deoptimizer bug with handling return values in lazy deopt. Since the return values can now only overwrite the accumulator, there is no danger of overwriting a captured object that might be later used (since there is no "later"). Bug: chromium:902608 Change-Id: I3a7a10bb1c7a6f4303a01d60f80680afcb7bc942 Reviewed-on: https://chromium-review.googlesource.com/c/1325901 Reviewed-by: Leszek Swirski <leszeks@chromium.org> Commit-Queue: Jaroslav Sevcik <jarin@chromium.org> Cr-Commit-Position: refs/heads/master@{#57349}
292 lines
8.6 KiB
Plaintext
292 lines
8.6 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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top level: yes
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print callee: yes
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---
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snippet: "
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(function() {
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l = {};
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l.a = 2;
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l.b = l.a;
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return arguments.callee;
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})();
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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: 42
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bytecodes: [
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B(CreateMappedArguments),
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B(Star), R(0),
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/* 16 E> */ B(StackCheck),
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/* 29 S> */ B(CreateEmptyObjectLiteral),
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/* 31 E> */ B(StaGlobal), U8(0), U8(0),
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/* 45 S> */ B(LdaGlobal), U8(0), U8(2),
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B(Star), R(1),
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B(LdaSmi), I8(2),
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/* 49 E> */ B(StaNamedProperty), R(1), U8(1), U8(4),
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/* 62 S> */ B(LdaGlobal), U8(0), U8(2),
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B(Star), R(1),
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/* 68 E> */ B(LdaGlobal), U8(0), U8(2),
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B(Star), R(2),
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/* 70 E> */ B(LdaNamedProperty), R(2), U8(1), U8(6),
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/* 66 E> */ B(StaNamedProperty), R(1), U8(2), U8(8),
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/* 98 S> */ B(LdaNamedProperty), R(0), U8(3), U8(10),
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/* 105 S> */ B(Return),
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]
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constant pool: [
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["l"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["a"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["b"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["callee"],
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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() {
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l = {
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'a': 4.3,
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'b': 3.4
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};
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if (l.a < 3) {
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l.a = 3;
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} else {
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l.a = l.b;
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}
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return arguments.callee;
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})();
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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: 65
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bytecodes: [
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B(CreateMappedArguments),
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B(Star), R(0),
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/* 16 E> */ B(StackCheck),
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/* 29 S> */ B(CreateObjectLiteral), U8(0), U8(0), U8(41),
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/* 31 E> */ B(StaGlobal), U8(1), U8(1),
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/* 93 S> */ B(LdaGlobal), U8(1), U8(3),
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B(Star), R(1),
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/* 99 E> */ B(LdaNamedProperty), R(1), U8(2), U8(5),
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B(Star), R(1),
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B(LdaSmi), I8(3),
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/* 101 E> */ B(TestLessThan), R(1), U8(7),
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B(JumpIfFalse), U8(15),
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/* 118 S> */ B(LdaGlobal), U8(1), U8(3),
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B(Star), R(1),
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B(LdaSmi), I8(3),
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/* 122 E> */ B(StaNamedProperty), R(1), U8(2), U8(8),
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B(Jump), U8(20),
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/* 154 S> */ B(LdaGlobal), U8(1), U8(3),
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B(Star), R(1),
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/* 160 E> */ B(LdaGlobal), U8(1), U8(3),
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B(Star), R(2),
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/* 162 E> */ B(LdaNamedProperty), R(2), U8(3), U8(10),
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/* 158 E> */ B(StaNamedProperty), R(1), U8(2), U8(8),
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/* 200 S> */ B(LdaNamedProperty), R(0), U8(4), U8(12),
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/* 207 S> */ B(Return),
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]
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constant pool: [
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OBJECT_BOILERPLATE_DESCRIPTION_TYPE,
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["l"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["a"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["b"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["callee"],
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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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this.f0 = function() {};
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this.f1 = function(a) {};
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this.f2 = function(a, b) {};
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this.f3 = function(a, b, c) {};
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this.f4 = function(a, b, c, d) {};
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this.f5 = function(a, b, c, d, e) {};
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(function() {
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this.f0();
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this.f1(1);
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this.f2(1, 2);
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this.f3(1, 2, 3);
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this.f4(1, 2, 3, 4);
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this.f5(1, 2, 3, 4, 5);
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return arguments.callee;
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})();
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"
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frame size: 8
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parameter count: 1
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bytecode array length: 144
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bytecodes: [
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B(CreateMappedArguments),
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B(Star), R(0),
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/* 237 E> */ B(StackCheck),
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/* 255 S> */ B(LdaNamedProperty), R(this), U8(0), U8(0),
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B(Star), R(1),
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/* 255 E> */ B(CallProperty0), R(1), R(this), U8(2),
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/* 274 S> */ B(LdaNamedProperty), R(this), U8(1), U8(4),
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B(Star), R(1),
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B(LdaSmi), I8(1),
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B(Star), R(3),
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/* 274 E> */ B(CallProperty1), R(1), R(this), R(3), U8(6),
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/* 294 S> */ B(LdaNamedProperty), R(this), U8(2), U8(8),
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B(Star), R(1),
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B(LdaSmi), I8(1),
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B(Star), R(3),
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B(LdaSmi), I8(2),
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B(Star), R(4),
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/* 294 E> */ B(CallProperty2), R(1), R(this), R(3), R(4), U8(10),
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/* 317 S> */ B(LdaNamedProperty), R(this), U8(3), U8(12),
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B(Star), R(1),
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B(LdaSmi), I8(1),
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B(Star), R(3),
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B(LdaSmi), I8(2),
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B(Star), R(4),
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B(LdaSmi), I8(3),
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B(Star), R(5),
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B(Mov), R(this), R(2),
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/* 317 E> */ B(CallProperty), R(1), R(2), U8(4), U8(14),
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/* 343 S> */ B(LdaNamedProperty), R(this), U8(4), U8(16),
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B(Star), R(1),
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B(LdaSmi), I8(1),
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B(Star), R(3),
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B(LdaSmi), I8(2),
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B(Star), R(4),
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B(LdaSmi), I8(3),
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B(Star), R(5),
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B(LdaSmi), I8(4),
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B(Star), R(6),
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B(Mov), R(this), R(2),
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/* 343 E> */ B(CallProperty), R(1), R(2), U8(5), U8(18),
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/* 372 S> */ B(LdaNamedProperty), R(this), U8(5), U8(20),
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B(Star), R(1),
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B(LdaSmi), I8(1),
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B(Star), R(3),
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B(LdaSmi), I8(2),
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B(Star), R(4),
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B(LdaSmi), I8(3),
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B(Star), R(5),
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B(LdaSmi), I8(4),
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B(Star), R(6),
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B(LdaSmi), I8(5),
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B(Star), R(7),
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B(Mov), R(this), R(2),
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/* 372 E> */ B(CallProperty), R(1), R(2), U8(6), U8(22),
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/* 416 S> */ B(LdaNamedProperty), R(0), U8(6), U8(24),
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/* 423 S> */ B(Return),
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]
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constant pool: [
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f0"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f1"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f2"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f3"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f4"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f5"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["callee"],
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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 f0() {}
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function f1(a) {}
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function f2(a, b) {}
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function f3(a, b, c) {}
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function f4(a, b, c, d) {}
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function f5(a, b, c, d, e) {}
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(function() {
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f0();
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f1(1);
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f2(1, 2);
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f3(1, 2, 3);
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f4(1, 2, 3, 4);
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f5(1, 2, 3, 4, 5);
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return arguments.callee;
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})();
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"
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frame size: 7
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parameter count: 1
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bytecode array length: 126
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bytecodes: [
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B(CreateMappedArguments),
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B(Star), R(0),
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/* 189 E> */ B(StackCheck),
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/* 202 S> */ B(LdaGlobal), U8(0), U8(0),
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B(Star), R(1),
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/* 202 E> */ B(CallUndefinedReceiver0), R(1), U8(2),
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/* 216 S> */ B(LdaGlobal), U8(1), U8(4),
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B(Star), R(1),
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B(LdaSmi), I8(1),
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B(Star), R(2),
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/* 216 E> */ B(CallUndefinedReceiver1), R(1), R(2), U8(6),
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/* 231 S> */ B(LdaGlobal), U8(2), U8(8),
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B(Star), R(1),
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B(LdaSmi), I8(1),
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B(Star), R(2),
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B(LdaSmi), I8(2),
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B(Star), R(3),
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/* 231 E> */ B(CallUndefinedReceiver2), R(1), R(2), R(3), U8(10),
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/* 249 S> */ B(LdaGlobal), U8(3), U8(12),
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B(Star), R(1),
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B(LdaSmi), I8(1),
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B(Star), R(2),
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B(LdaSmi), I8(2),
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B(Star), R(3),
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B(LdaSmi), I8(3),
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B(Star), R(4),
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/* 249 E> */ B(CallUndefinedReceiver), R(1), R(2), U8(3), U8(14),
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/* 270 S> */ B(LdaGlobal), U8(4), U8(16),
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B(Star), R(1),
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B(LdaSmi), I8(1),
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B(Star), R(2),
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B(LdaSmi), I8(2),
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B(Star), R(3),
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B(LdaSmi), I8(3),
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B(Star), R(4),
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B(LdaSmi), I8(4),
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B(Star), R(5),
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/* 270 E> */ B(CallUndefinedReceiver), R(1), R(2), U8(4), U8(18),
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/* 294 S> */ B(LdaGlobal), U8(5), U8(20),
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B(Star), R(1),
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B(LdaSmi), I8(1),
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B(Star), R(2),
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B(LdaSmi), I8(2),
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B(Star), R(3),
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B(LdaSmi), I8(3),
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B(Star), R(4),
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B(LdaSmi), I8(4),
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B(Star), R(5),
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B(LdaSmi), I8(5),
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B(Star), R(6),
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/* 294 E> */ B(CallUndefinedReceiver), R(1), R(2), U8(5), U8(22),
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/* 338 S> */ B(LdaNamedProperty), R(0), U8(6), U8(24),
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/* 345 S> */ B(Return),
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]
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constant pool: [
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f0"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f1"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f2"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f3"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f4"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["f5"],
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["callee"],
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]
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handlers: [
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]
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