// native word offsets from memory address (little endian) enum {
pd_lo_word_offset_in_bytes = 0,
pd_hi_word_offset_in_bytes = BytesPerWord
};
// explicit rounding operations are required to implement the strictFP mode enum {
pd_strict_fp_requires_explicit_rounding = LP64_ONLY( false ) NOT_LP64 ( true )
};
// registers enum {
pd_nof_cpu_regs_frame_map = Register::number_of_registers, // number of registers used during code emission
pd_nof_fpu_regs_frame_map = FloatRegister::number_of_registers, // number of registers used during code emission
pd_nof_xmm_regs_frame_map = XMMRegister::number_of_registers, // number of registers used during code emission
pd_nof_caller_save_cpu_regs_frame_map = pd_nof_cpu_regs_frame_map - UNALLOCATED, // number of registers killed by calls
pd_nof_caller_save_fpu_regs_frame_map = pd_nof_fpu_regs_frame_map, // number of registers killed by calls
pd_nof_caller_save_xmm_regs_frame_map = pd_nof_xmm_regs_frame_map, // number of registers killed by calls
pd_nof_cpu_regs_reg_alloc = pd_nof_caller_save_cpu_regs_frame_map, // number of registers that are visible to register allocator
pd_nof_fpu_regs_reg_alloc = 6, // number of registers that are visible to register allocator
pd_nof_cpu_regs_linearscan = pd_nof_cpu_regs_frame_map, // number of registers visible to linear scan
pd_nof_fpu_regs_linearscan = pd_nof_fpu_regs_frame_map, // number of registers visible to linear scan
pd_nof_xmm_regs_linearscan = pd_nof_xmm_regs_frame_map, // number of registers visible to linear scan
pd_first_cpu_reg = 0,
pd_last_cpu_reg = NOT_LP64(5) LP64_ONLY(11),
pd_first_byte_reg = NOT_LP64(2) LP64_ONLY(0),
pd_last_byte_reg = NOT_LP64(5) LP64_ONLY(11),
pd_first_fpu_reg = pd_nof_cpu_regs_frame_map,
pd_last_fpu_reg = pd_first_fpu_reg + 7,
pd_first_xmm_reg = pd_nof_cpu_regs_frame_map + pd_nof_fpu_regs_frame_map,
pd_last_xmm_reg = pd_first_xmm_reg + pd_nof_xmm_regs_frame_map - 1
};
// encoding of float value in debug info: enum {
pd_float_saved_as_double = true
};
#endif// CPU_X86_C1_DEFS_X86_HPP
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