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deps: V8: PPC: pass a scratch register when using register_location #44115

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deps: V8: PPC: pass a scratch register when using register_location #44115

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deps: V8: PPC: pass a scratch register when using register_location 
Fixes: #44055
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Milad Fa committed Aug 3, 2022
commit 2eb7c91456554a9531076e79517d0c99ab4b246b
2 changes: 1 addition & 1 deletion common.gypi
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,7 @@

# 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.10',
'v8_embedder_string': '-node.11',

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

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4 changes: 2 additions & 2 deletions deps/v8/src/regexp/ppc/regexp-macro-assembler-ppc.cc
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Expand Up @@ -1139,15 +1139,15 @@ void RegExpMacroAssemblerPPC::WriteStackPointerToRegister(int reg) {
__ mov(r4, Operand(ref));
__ LoadU64(r4, MemOperand(r4));
__ SubS64(r3, backtrack_stackpointer(), r4);
__ StoreU64(r3, register_location(reg));
__ StoreU64(r3, register_location(reg), r0);
}

void RegExpMacroAssemblerPPC::ReadStackPointerFromRegister(int reg) {
ExternalReference ref =
ExternalReference::address_of_regexp_stack_memory_top_address(isolate());
__ mov(r3, Operand(ref));
__ LoadU64(r3, MemOperand(r3));
__ LoadU64(backtrack_stackpointer(), register_location(reg));
__ LoadU64(backtrack_stackpointer(), register_location(reg), r0);
__ AddS64(backtrack_stackpointer(), backtrack_stackpointer(), r3);
}

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