37680d6563
Instead of having feedback vector as a subtype of FixedArray with reserved slots, make it a first-class variable-sized object with a fixed-size header. This allows us to compress counters to ints in the header, rather than forcing them to be Smis. Cq-Include-Trybots: master.tryserver.chromium.linux:linux_chromium_rel_ng Change-Id: Icc5f088ffbc2e2651b845bc71ea42060639e3e48 Reviewed-on: https://chromium-review.googlesource.com/585129 Commit-Queue: Leszek Swirski <leszeks@chromium.org> Reviewed-by: Michael Stanton <mvstanton@chromium.org> Reviewed-by: Ross McIlroy <rmcilroy@chromium.org> Reviewed-by: Michael Lippautz <mlippautz@chromium.org> Cr-Commit-Position: refs/heads/master@{#46935}
119 lines
2.9 KiB
Plaintext
119 lines
2.9 KiB
Plaintext
#
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# Autogenerated by generate-bytecode-expectations.
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#
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---
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wrap: yes
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---
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snippet: "
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const x = 10; function f1() {return x;}
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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: 20
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bytecodes: [
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B(CreateFunctionContext), U8(1),
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B(PushContext), R(1),
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B(LdaTheHole),
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B(StaCurrentContextSlot), U8(4),
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B(CreateClosure), U8(0), U8(0), U8(2),
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B(Star), R(0),
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/* 30 E> */ B(StackCheck),
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/* 44 S> */ B(LdaSmi), I8(10),
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/* 44 E> */ B(StaCurrentContextSlot), U8(4),
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B(LdaUndefined),
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/* 74 S> */ B(Return),
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]
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constant pool: [
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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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const x = 10; function f1() {return x;} return x;
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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: 21
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bytecodes: [
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B(CreateFunctionContext), U8(1),
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B(PushContext), R(1),
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B(LdaTheHole),
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B(StaCurrentContextSlot), U8(4),
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B(CreateClosure), U8(0), U8(0), U8(2),
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B(Star), R(0),
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/* 30 E> */ B(StackCheck),
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/* 44 S> */ B(LdaSmi), I8(10),
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/* 44 E> */ B(StaCurrentContextSlot), U8(4),
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/* 74 S> */ B(LdaImmutableCurrentContextSlot), U8(4),
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/* 83 S> */ B(Return),
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]
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constant pool: [
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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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const x = (x = 20); function f1() {return x;}
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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(CreateFunctionContext), U8(1),
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B(PushContext), R(1),
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B(LdaTheHole),
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B(StaCurrentContextSlot), U8(4),
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B(CreateClosure), U8(0), U8(0), U8(2),
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B(Star), R(0),
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/* 30 E> */ B(StackCheck),
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/* 44 S> */ B(LdaSmi), I8(20),
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B(Star), R(2),
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B(LdaCurrentContextSlot), U8(4),
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/* 47 E> */ B(ThrowReferenceErrorIfHole), U8(1),
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B(CallRuntime), U16(Runtime::kThrowConstAssignError), R(0), U8(0),
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/* 44 E> */ B(StaCurrentContextSlot), U8(4),
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B(LdaUndefined),
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/* 80 S> */ B(Return),
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]
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constant pool: [
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SHARED_FUNCTION_INFO_TYPE,
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ONE_BYTE_INTERNALIZED_STRING_TYPE ["x"],
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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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const x = 10; x = 20; function f1() {return x;}
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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: 27
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bytecodes: [
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B(CreateFunctionContext), U8(1),
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B(PushContext), R(1),
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B(LdaTheHole),
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B(StaCurrentContextSlot), U8(4),
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B(CreateClosure), U8(0), U8(0), U8(2),
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B(Star), R(0),
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/* 30 E> */ B(StackCheck),
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/* 44 S> */ B(LdaSmi), I8(10),
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/* 44 E> */ B(StaCurrentContextSlot), U8(4),
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/* 48 S> */ B(LdaSmi), I8(20),
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/* 50 E> */ B(CallRuntime), U16(Runtime::kThrowConstAssignError), R(0), U8(0),
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B(LdaUndefined),
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/* 82 S> */ B(Return),
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]
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constant pool: [
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SHARED_FUNCTION_INFO_TYPE,
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]
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handlers: [
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]
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