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deps: patch V8 to 10.9.194.9 · nodejs/node@0f69ec4 · GitHub

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deps: patch V8 to 10.9.194.9
Refs: v8/v8@10.9.194.6...10.9.194.9 PR-URL: #45995 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
1 parent d160518 commit 0f69ec4

6 files changed

Lines changed: 41 additions & 7 deletions

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‎deps/v8/include/v8-version.h‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -11,7 +11,7 @@
1111
#define V8_MAJOR_VERSION 10
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#define V8_MINOR_VERSION 9
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#define V8_BUILD_NUMBER 194
14-
#define V8_PATCH_LEVEL 6
14+
#define V8_PATCH_LEVEL 9
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// Use 1 for candidates and 0 otherwise.
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// (Boolean macro values are not supported by all preprocessors.)

‎deps/v8/src/ast/scopes.cc‎

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -929,6 +929,7 @@ void Scope::Snapshot::Reparent(DeclarationScope* new_parent) {
929929
// Move eval calls since Snapshot's creation into new_parent.
930930
if (outer_scope_->calls_eval_) {
931931
new_parent->RecordEvalCall();
932+
outer_scope_->calls_eval_ = false;
932933
declaration_scope_->sloppy_eval_can_extend_vars_ = false;
933934
}
934935
}

‎deps/v8/src/codegen/arm/assembler-arm.cc‎

Lines changed: 15 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -1444,10 +1444,6 @@ int Assembler::branch_offset(Label* L) {
14441444
L->link_to(pc_offset());
14451445
}
14461446

1447-
// Block the emission of the constant pool, since the branch instruction must
1448-
// be emitted at the pc offset recorded by the label.
1449-
if (!is_const_pool_blocked()) BlockConstPoolFor(1);
1450-
14511447
return target_pos - (pc_offset() + Instruction::kPcLoadDelta);
14521448
}
14531449

@@ -1458,6 +1454,11 @@ void Assembler::b(int branch_offset, Condition cond, RelocInfo::Mode rmode) {
14581454
int imm24 = branch_offset >> 2;
14591455
const bool b_imm_check = is_int24(imm24);
14601456
CHECK(b_imm_check);
1457+
1458+
// Block the emission of the constant pool before the next instruction.
1459+
// Otherwise the passed-in branch offset would be off.
1460+
BlockConstPoolFor(1);
1461+
14611462
emit(cond | B27 | B25 | (imm24 & kImm24Mask));
14621463

14631464
if (cond == al) {
@@ -1472,6 +1473,11 @@ void Assembler::bl(int branch_offset, Condition cond, RelocInfo::Mode rmode) {
14721473
int imm24 = branch_offset >> 2;
14731474
const bool bl_imm_check = is_int24(imm24);
14741475
CHECK(bl_imm_check);
1476+
1477+
// Block the emission of the constant pool before the next instruction.
1478+
// Otherwise the passed-in branch offset would be off.
1479+
BlockConstPoolFor(1);
1480+
14751481
emit(cond | B27 | B25 | B24 | (imm24 & kImm24Mask));
14761482
}
14771483

@@ -1481,6 +1487,11 @@ void Assembler::blx(int branch_offset) {
14811487
int imm24 = branch_offset >> 2;
14821488
const bool blx_imm_check = is_int24(imm24);
14831489
CHECK(blx_imm_check);
1490+
1491+
// Block the emission of the constant pool before the next instruction.
1492+
// Otherwise the passed-in branch offset would be off.
1493+
BlockConstPoolFor(1);
1494+
14841495
emit(kSpecialCondition | B27 | B25 | h | (imm24 & kImm24Mask));
14851496
}
14861497

‎deps/v8/src/compiler/backend/x64/code-generator-x64.cc‎

Lines changed: 16 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -5295,7 +5295,22 @@ void CodeGenerator::AssembleMove(InstructionOperand* source,
52955295
case MoveType::kStackToRegister: {
52965296
Operand src = g.ToOperand(source);
52975297
if (source->IsStackSlot()) {
5298-
__ movq(g.ToRegister(destination), src);
5298+
MachineRepresentation mr =
5299+
LocationOperand::cast(source)->representation();
5300+
const bool is_32_bit = mr == MachineRepresentation::kWord32 ||
5301+
mr == MachineRepresentation::kCompressed ||
5302+
mr == MachineRepresentation::kCompressedPointer;
5303+
// TODO(13581): Fix this for other code kinds (see
5304+
// https://crbug.com/1356461).
5305+
if (code_kind() == CodeKind::WASM_FUNCTION && is_32_bit) {
5306+
// When we need only 32 bits, move only 32 bits. Benefits:
5307+
// - Save a byte here and there (depending on the destination
5308+
// register; "movl eax, ..." is smaller than "movq rax, ...").
5309+
// - Safeguard against accidental decompression of compressed slots.
5310+
__ movl(g.ToRegister(destination), src);
5311+
} else {
5312+
__ movq(g.ToRegister(destination), src);
5313+
}
52995314
} else {
53005315
DCHECK(source->IsFPStackSlot());
53015316
XMMRegister dst = g.ToDoubleRegister(destination);

‎deps/v8/src/wasm/graph-builder-interface.cc‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -2099,7 +2099,7 @@ class WasmGraphBuildingInterface {
20992099
}
21002100
if (exception_value != nullptr) {
21012101
*exception_value = builder_->LoopExitValue(
2102-
*exception_value, MachineRepresentation::kWord32);
2102+
*exception_value, MachineRepresentation::kTaggedPointer);
21032103
}
21042104
if (wrap_exit_values) {
21052105
WrapLocalsAtLoopExit(decoder, control);

‎deps/v8/test/mjsunit/regress/regress-crbug-1394973.js‎

Lines changed: 7 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,7 @@
1+
// Copyright 2022 the V8 project authors. All rights reserved.
2+
// Use of this source code is governed by a BSD-style license that can be
3+
// found in the LICENSE file.
4+
5+
// Flags: --stress-lazy-source-positions
6+
7+
((__v_0 = ((__v_0 =eval()) => {})()) => {})()

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