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LibJS/JIT: Add helper for generating combined i32 & double fastpaths

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Co-authored-by: Stephan Vedder <vedder@mbits.info>
This commit is contained in:
Simon Wanner 2023-11-10 09:03:15 +01:00 • committed by Andreas Kling
parent 578912aa6c
commit d91b376393
3 changed files with 115 additions and 0 deletions
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8
Userland/Libraries/LibJS/JIT/Compiler.h
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@ -34,6 +34,8 @@ private:
static constexpr auto ARG3 = Assembler::Reg::RCX;
static constexpr auto ARG4 = Assembler::Reg::R8;
static constexpr auto ARG5 = Assembler::Reg::R9;
static constexpr auto FPR0 = Assembler::Reg::XMM0;
static constexpr auto FPR1 = Assembler::Reg::XMM1;
static constexpr auto RET = Assembler::Reg::RAX;
static constexpr auto STACK_POINTER = Assembler::Reg::RSP;
static constexpr auto REGISTER_ARRAY_BASE = Assembler::Reg::RBX;
@ -186,10 +188,16 @@ private:
}
void extract_object_pointer(Assembler::Reg dst_object, Assembler::Reg src_value);
void convert_to_double(Assembler::Reg dst, Assembler::Reg src, Assembler::Reg nan, Assembler::Reg temp, Assembler::Label& not_number);
template<typename Codegen>
void branch_if_both_int32(Assembler::Reg, Assembler::Reg, Codegen);
void jump_if_not_double(Assembler::Reg reg, Assembler::Reg nan, Assembler::Reg temp, Assembler::Label&);
template<typename CodegenI32, typename CodegenDouble, typename CodegenValue>
void branch_if_both_numbers(Assembler::Reg lhs, Assembler::Reg rhs, CodegenI32, CodegenDouble, CodegenValue);
explicit Compiler(Bytecode::Executable& bytecode_executable)
: m_bytecode_executable(bytecode_executable)
{