v8/test/cctest/interpreter/bytecode_expectations/LookupSlot.golden
Leszek Swirski 57afd0bb07 Reland: [ignition] Add call bytecodes for undefined receiver
Adds a collection of call bytecodes which have an implicit undefined
receiver argument, for cases such as global calls where we know that the
receiver has to be undefined. This way we can skip an LdaUndefined,
decrease bytecode register pressure, and set a more accurate
ConvertReceiverMode on the interpreter and TurboFan call.

As a side effect, the "normal" Call bytecode now becomes a rare case
(only with calls and super property calls), so we get rid of its 0-2
argument special cases and modify CallProperty[N] to use the
NotNullOrUndefined ConvertReceiverMode.

Reland of https://chromium-review.googlesource.com/c/463287 after fixing
tests in https://codereview.chromium.org/2813873002.

Change-Id: I314d69c7643ceec6a5750ffdab60dad38dad09e5
Reviewed-on: https://chromium-review.googlesource.com/474752
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Commit-Queue: Leszek Swirski <leszeks@chromium.org>
Cr-Commit-Position: refs/heads/master@{#44582}
2017-04-11 15:52:37 +00:00

241 lines
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#
# Autogenerated by generate-bytecode-expectations.
#
---
wrap: yes
test function name: f
---
snippet: "
eval('var x = 10;'); return x;
"
frame size: 9
parameter count: 1
bytecode array length: 62
bytecodes: [
B(CreateFunctionContext), U8(3),
B(PushContext), R(0),
B(Ldar), R(this),
B(StaCurrentContextSlot), U8(4),
B(CreateMappedArguments),
B(StaCurrentContextSlot), U8(6),
B(Ldar), R(new_target),
B(StaCurrentContextSlot), U8(5),
/* 10 E> */ B(StackCheck),
/* 14 S> */ B(LdaLookupGlobalSlot), U8(0), U8(4), U8(1),
B(Star), R(1),
B(LdaConstant), U8(1),
B(Star), R(2),
B(LdaZero),
B(Star), R(6),
B(LdaSmi), I8(10),
B(Star), R(7),
B(LdaSmi), I8(14),
B(Star), R(8),
B(Mov), R(1), R(3),
B(Mov), R(2), R(4),
B(Mov), R(closure), R(5),
B(CallRuntime), U16(Runtime::kResolvePossiblyDirectEval), R(3), U8(6),
B(Star), R(1),
/* 14 E> */ B(CallUndefinedReceiver1), R(1), R(2), U8(2),
/* 35 S> */ B(LdaLookupGlobalSlot), U8(2), U8(6), U8(1),
/* 45 S> */ B(Return),
]
constant pool: [
ONE_BYTE_INTERNALIZED_STRING_TYPE ["eval"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["var x = 10;"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["x"],
]
handlers: [
]
---
snippet: "
eval('var x = 10;'); return typeof x;
"
frame size: 9
parameter count: 1
bytecode array length: 63
bytecodes: [
B(CreateFunctionContext), U8(3),
B(PushContext), R(0),
B(Ldar), R(this),
B(StaCurrentContextSlot), U8(4),
B(CreateMappedArguments),
B(StaCurrentContextSlot), U8(6),
B(Ldar), R(new_target),
B(StaCurrentContextSlot), U8(5),
/* 10 E> */ B(StackCheck),
/* 14 S> */ B(LdaLookupGlobalSlot), U8(0), U8(4), U8(1),
B(Star), R(1),
B(LdaConstant), U8(1),
B(Star), R(2),
B(LdaZero),
B(Star), R(6),
B(LdaSmi), I8(10),
B(Star), R(7),
B(LdaSmi), I8(14),
B(Star), R(8),
B(Mov), R(1), R(3),
B(Mov), R(2), R(4),
B(Mov), R(closure), R(5),
B(CallRuntime), U16(Runtime::kResolvePossiblyDirectEval), R(3), U8(6),
B(Star), R(1),
/* 14 E> */ B(CallUndefinedReceiver1), R(1), R(2), U8(2),
/* 35 S> */ B(LdaLookupGlobalSlotInsideTypeof), U8(2), U8(6), U8(1),
B(TypeOf),
/* 52 S> */ B(Return),
]
constant pool: [
ONE_BYTE_INTERNALIZED_STRING_TYPE ["eval"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["var x = 10;"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["x"],
]
handlers: [
]
---
snippet: "
x = 20; return eval('');
"
frame size: 9
parameter count: 1
bytecode array length: 62
bytecodes: [
B(CreateFunctionContext), U8(3),
B(PushContext), R(0),
B(Ldar), R(this),
B(StaCurrentContextSlot), U8(4),
B(CreateMappedArguments),
B(StaCurrentContextSlot), U8(6),
B(Ldar), R(new_target),
B(StaCurrentContextSlot), U8(5),
/* 10 E> */ B(StackCheck),
/* 14 S> */ B(LdaSmi), I8(20),
/* 16 E> */ B(StaLookupSlotSloppy), U8(0),
/* 22 S> */ B(LdaLookupGlobalSlot), U8(1), U8(4), U8(1),
B(Star), R(1),
B(LdaConstant), U8(2),
B(Star), R(2),
B(LdaZero),
B(Star), R(6),
B(LdaSmi), I8(10),
B(Star), R(7),
B(LdaSmi), I8(29),
B(Star), R(8),
B(Mov), R(1), R(3),
B(Mov), R(2), R(4),
B(Mov), R(closure), R(5),
B(CallRuntime), U16(Runtime::kResolvePossiblyDirectEval), R(3), U8(6),
B(Star), R(1),
/* 29 E> */ B(CallUndefinedReceiver1), R(1), R(2), U8(2),
/* 39 S> */ B(Return),
]
constant pool: [
ONE_BYTE_INTERNALIZED_STRING_TYPE ["x"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["eval"],
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
]
handlers: [
]
---
snippet: "
var x = 20;
f = function(){
eval('var x = 10');
return x;
}
f();
"
frame size: 9
parameter count: 1
bytecode array length: 62
bytecodes: [
B(CreateFunctionContext), U8(3),
B(PushContext), R(0),
B(Ldar), R(this),
B(StaCurrentContextSlot), U8(4),
B(CreateMappedArguments),
B(StaCurrentContextSlot), U8(6),
B(Ldar), R(new_target),
B(StaCurrentContextSlot), U8(5),
/* 38 E> */ B(StackCheck),
/* 44 S> */ B(LdaLookupGlobalSlot), U8(0), U8(4), U8(1),
B(Star), R(1),
B(LdaConstant), U8(1),
B(Star), R(2),
B(LdaZero),
B(Star), R(6),
B(LdaSmi), I8(38),
B(Star), R(7),
B(LdaSmi), I8(44),
B(Star), R(8),
B(Mov), R(1), R(3),
B(Mov), R(2), R(4),
B(Mov), R(closure), R(5),
B(CallRuntime), U16(Runtime::kResolvePossiblyDirectEval), R(3), U8(6),
B(Star), R(1),
/* 44 E> */ B(CallUndefinedReceiver1), R(1), R(2), U8(2),
/* 66 S> */ B(LdaLookupContextSlot), U8(2), U8(6), U8(1),
/* 76 S> */ B(Return),
]
constant pool: [
ONE_BYTE_INTERNALIZED_STRING_TYPE ["eval"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["var x = 10"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["x"],
]
handlers: [
]
---
snippet: "
x = 20;
f = function(){
eval('var x = 10');
return x;
}
f();
"
frame size: 9
parameter count: 1
bytecode array length: 62
bytecodes: [
B(CreateFunctionContext), U8(3),
B(PushContext), R(0),
B(Ldar), R(this),
B(StaCurrentContextSlot), U8(4),
B(CreateMappedArguments),
B(StaCurrentContextSlot), U8(6),
B(Ldar), R(new_target),
B(StaCurrentContextSlot), U8(5),
/* 34 E> */ B(StackCheck),
/* 40 S> */ B(LdaLookupGlobalSlot), U8(0), U8(4), U8(1),
B(Star), R(1),
B(LdaConstant), U8(1),
B(Star), R(2),
B(LdaZero),
B(Star), R(6),
B(LdaSmi), I8(34),
B(Star), R(7),
B(LdaSmi), I8(40),
B(Star), R(8),
B(Mov), R(1), R(3),
B(Mov), R(2), R(4),
B(Mov), R(closure), R(5),
B(CallRuntime), U16(Runtime::kResolvePossiblyDirectEval), R(3), U8(6),
B(Star), R(1),
/* 40 E> */ B(CallUndefinedReceiver1), R(1), R(2), U8(2),
/* 62 S> */ B(LdaLookupGlobalSlot), U8(2), U8(6), U8(1),
/* 72 S> */ B(Return),
]
constant pool: [
ONE_BYTE_INTERNALIZED_STRING_TYPE ["eval"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["var x = 10"],
ONE_BYTE_INTERNALIZED_STRING_TYPE ["x"],
]
handlers: [
]