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* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
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#ifndef CPU_PPC_STUBROUTINES_PPC_HPP
#define CPU_PPC_STUBROUTINES_PPC_HPP
// This file holds the platform specific parts of the StubRoutines
// definition. See stubRoutines.hpp for a description on how to
// extend it.
static bool returns_to_call_stub(address return_pc) { return return_pc == _call_stub_return_address; }
enum platform_dependent_constants {
code_size1 = 20000 , // simply increase if too small (assembler will crash if too small)
code_size2 = 24000 // simply increase if too small (assembler will crash if too small)
};
// CRC32 Intrinsics.
#define CRC32_TABLE_SIZE (4 * 256 )
#define REVERSE_CRC32_POLY 0 xEDB88320
#define REVERSE_CRC32C_POLY 0 x82F63B78
#define INVERSE_REVERSE_CRC32_POLY 0 x1aab14226ull
#define INVERSE_REVERSE_CRC32C_POLY 0 x105fd79bdull
#define CRC32_UNROLL_FACTOR 2048
#define CRC32_UNROLL_FACTOR2 8
class ppc {
friend class StubGenerator;
private :
static address _nmethod_entry_barrier;
public :
static address nmethod_entry_barrier();
static address generate_crc_constants(juint reverse_poly);
};
#endif // CPU_PPC_STUBROUTINES_PPC_HPP
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