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LibJS/JIT: Remove incorrect check for empty tag

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This check is not required and prevented put_by_value
to take the actual fastpath.
This commit is contained in:
Stephan Vedder
2023-11-13 14:13:43 +01:00
committed by Andreas Kling
parent 9bc25db9a3
commit 9c63f9854b
1 changed files with 0 additions and 9 deletions
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9
Userland/Libraries/LibJS/JIT/Compiler.cpp
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@@ -2428,15 +2428,6 @@ void Compiler::compile_put_by_value(Bytecode::Op::PutByValue const& op)
Assembler::Operand::Register(GPR2), Assembler::Operand::Register(GPR2),
Assembler::Operand::Mem64BaseAndOffset(GPR0, 0)); Assembler::Operand::Mem64BaseAndOffset(GPR0, 0));
// if (GPR2.is_empty()) goto slow_case;
m_assembler.mov(Assembler::Operand::Register(GPR1), Assembler::Operand::Register(GPR2));
m_assembler.shift_right(Assembler::Operand::Register(GPR1), Assembler::Operand::Imm(TAG_SHIFT));
m_assembler.jump_if(
Assembler::Operand::Register(GPR1),
Assembler::Condition::EqualTo,
Assembler::Operand::Imm(EMPTY_TAG),
slow_case);
// if (GPR2.is_accessor()) goto slow_case; // if (GPR2.is_accessor()) goto slow_case;
m_assembler.mov(Assembler::Operand::Register(GPR1), Assembler::Operand::Register(GPR2)); m_assembler.mov(Assembler::Operand::Register(GPR1), Assembler::Operand::Register(GPR2));
m_assembler.shift_right(Assembler::Operand::Register(GPR1), Assembler::Operand::Imm(TAG_SHIFT)); m_assembler.shift_right(Assembler::Operand::Register(GPR1), Assembler::Operand::Imm(TAG_SHIFT));