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[v22.x backport]deps: V8: cherry-pick 6b1b9bca2a8 #59663

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[v22.x backport]deps: V8: cherry-pick 6b1b9bca2a8 #59663

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2 changes: 1 addition & 1 deletion common.gypi
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Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,7 @@

# Reset this number to 0 on major V8 upgrades.
# Increment by one for each non-official patch applied to deps/v8.
'v8_embedder_string': '-node.29',
'v8_embedder_string': '-node.30',

##### V8 defaults for Node.js #####

Expand Down
20 changes: 11 additions & 9 deletions deps/v8/src/codegen/loong64/macro-assembler-loong64.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -1526,21 +1526,24 @@ void MacroAssembler::li(Register rd, Operand j, LiFlags mode) {
}

void MacroAssembler::MultiPush(RegList regs) {
int16_t stack_offset = 0;
int16_t num_to_push = regs.Count();
int16_t stack_offset = num_to_push * kSystemPointerSize;

Sub_d(sp, sp, Operand(stack_offset));
for (int16_t i = kNumRegisters - 1; i >= 0; i--) {
if ((regs.bits() & (1 << i)) != 0) {
stack_offset -= kSystemPointerSize;
St_d(ToRegister(i), MemOperand(sp, stack_offset));
}
}
addi_d(sp, sp, stack_offset);
}

void MacroAssembler::MultiPush(RegList regs1, RegList regs2) {
DCHECK((regs1 & regs2).is_empty());
int16_t stack_offset = 0;
int16_t num_to_push = regs1.Count() + regs2.Count();
int16_t stack_offset = num_to_push * kSystemPointerSize;

Sub_d(sp, sp, Operand(stack_offset));
for (int16_t i = kNumRegisters - 1; i >= 0; i--) {
if ((regs1.bits() & (1 << i)) != 0) {
stack_offset -= kSystemPointerSize;
Expand All @@ -1553,15 +1556,16 @@ void MacroAssembler::MultiPush(RegList regs1, RegList regs2) {
St_d(ToRegister(i), MemOperand(sp, stack_offset));
}
}
addi_d(sp, sp, stack_offset);
}

void MacroAssembler::MultiPush(RegList regs1, RegList regs2, RegList regs3) {
DCHECK((regs1 & regs2).is_empty());
DCHECK((regs1 & regs3).is_empty());
DCHECK((regs2 & regs3).is_empty());
int16_t stack_offset = 0;
int16_t num_to_push = regs1.Count() + regs2.Count() + regs3.Count();
int16_t stack_offset = num_to_push * kSystemPointerSize;

Sub_d(sp, sp, Operand(stack_offset));
for (int16_t i = kNumRegisters - 1; i >= 0; i--) {
if ((regs1.bits() & (1 << i)) != 0) {
stack_offset -= kSystemPointerSize;
Expand All @@ -1580,7 +1584,6 @@ void MacroAssembler::MultiPush(RegList regs1, RegList regs2, RegList regs3) {
St_d(ToRegister(i), MemOperand(sp, stack_offset));
}
}
addi_d(sp, sp, stack_offset);
}

void MacroAssembler::MultiPop(RegList regs) {
Expand Down Expand Up @@ -3898,9 +3901,8 @@ void MacroAssembler::EnterFrame(StackFrame::Type type) {

void MacroAssembler::LeaveFrame(StackFrame::Type type) {
ASM_CODE_COMMENT(this);
addi_d(sp, fp, 2 * kSystemPointerSize);
Ld_d(ra, MemOperand(fp, 1 * kSystemPointerSize));
Ld_d(fp, MemOperand(fp, 0 * kSystemPointerSize));
Move(sp, fp);
Pop(ra, fp);
}

void MacroAssembler::EnterExitFrame(int stack_space,
Expand Down
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