org.jikesrvm.compilers.opt.mir2mc.ia32
Class AssemblerBase

java.lang.Object
  extended by org.jikesrvm.compilers.common.assembler.AbstractAssembler
      extended by org.jikesrvm.compilers.common.assembler.ia32.Assembler
          extended by org.jikesrvm.ArchitectureSpecific.Assembler
              extended by org.jikesrvm.compilers.opt.mir2mc.ia32.AssemblerBase
All Implemented Interfaces:
AssemblerConstants, Operators, PhysicalRegisterConstants, Constants, HeapLayoutConstants, RegisterConstants, ThinLockConstants, TIBLayoutConstants, SizeConstants
Direct Known Subclasses:
AssemblerOpt

abstract class AssemblerBase
extends ArchitectureSpecific.Assembler
implements Operators, Constants, PhysicalRegisterConstants

This class provides support functionality used by the generated Assembler; it handles basic impedance-matching functionality such as determining which addressing mode is suitable for a given IA32MemoryOperand. This class also provides some boilerplate methods that do not depend on how instructions sould actually be assembled, like the top-level generateCode driver. This class is not meant to be used in isolation, but rather to provide support from the Assembler.


Nested Class Summary
 
Nested classes/interfaces inherited from interface org.jikesrvm.ia32.RegisterConstants
RegisterConstants.FPR, RegisterConstants.GPR, RegisterConstants.MachineRegister, RegisterConstants.MM, RegisterConstants.XMM
 
Field Summary
private static Operator[] byteSizeOperators
          Operators with byte arguments
private static boolean DEBUG_ESTIMATE
           
private  Register EBP
          Hold EBP register object for use in estimating size of memory operands.
private  Register ESP
          Hold EBP register object for use in estimating size of memory operands.
private static Operator[] quadSizeOperators
          Operators with quad arguments
private static Operator[] wordSizeOperators
          Operators with word arguments
 
Fields inherited from class org.jikesrvm.compilers.common.assembler.ia32.Assembler
forwardRefs, lister, mi
 
Fields inherited from interface org.jikesrvm.compilers.opt.ir.Operators
ADDR_2INT, ADDR_2INT_opcode, ADDR_2LONG, ADDR_2LONG_opcode, ADDRESS_CONSTANT, ADDRESS_CONSTANT_opcode, ADVISE_ESP, ADVISE_ESP_opcode, ARCH_INDEPENDENT_END_opcode, ARRAYLENGTH, ARRAYLENGTH_opcode, ATHROW, ATHROW_opcode, ATTEMPT_ADDR, ATTEMPT_ADDR_opcode, ATTEMPT_INT, ATTEMPT_INT_opcode, ATTEMPT_LONG, ATTEMPT_LONG_opcode, BBEND, BBEND_opcode, BOOLEAN_CMP_ADDR, BOOLEAN_CMP_ADDR_opcode, BOOLEAN_CMP_DOUBLE, BOOLEAN_CMP_DOUBLE_opcode, BOOLEAN_CMP_FLOAT, BOOLEAN_CMP_FLOAT_opcode, BOOLEAN_CMP_INT, BOOLEAN_CMP_INT_opcode, BOOLEAN_CMP_LONG, BOOLEAN_CMP_LONG_opcode, BOOLEAN_NOT, BOOLEAN_NOT_opcode, BOUNDS_CHECK, BOUNDS_CHECK_opcode, BRANCH_TARGET, BRANCH_TARGET_opcode, BYTE_ALOAD, BYTE_ALOAD_opcode, BYTE_ASTORE, BYTE_ASTORE_opcode, BYTE_LOAD, BYTE_LOAD_opcode, BYTE_STORE, BYTE_STORE_opcode, CALL, CALL_opcode, CALL_SAVE_VOLATILE, CALL_SAVE_VOLATILE_opcode, CHECKCAST, CHECKCAST_NOTNULL, CHECKCAST_NOTNULL_opcode, CHECKCAST_opcode, CHECKCAST_UNRESOLVED, CHECKCAST_UNRESOLVED_opcode, CLEAR_FLOATING_POINT_STATE, CLEAR_FLOATING_POINT_STATE_opcode, CMP_CMOV, CMP_CMOV_opcode, CMP_FCMOV, CMP_FCMOV_opcode, DOUBLE_2FLOAT, DOUBLE_2FLOAT_opcode, DOUBLE_2INT, DOUBLE_2INT_opcode, DOUBLE_2LONG, DOUBLE_2LONG_opcode, DOUBLE_ADD, DOUBLE_ADD_opcode, DOUBLE_ALOAD, DOUBLE_ALOAD_opcode, DOUBLE_AS_LONG_BITS, DOUBLE_AS_LONG_BITS_opcode, DOUBLE_ASTORE, DOUBLE_ASTORE_opcode, DOUBLE_CMPG, DOUBLE_CMPG_opcode, DOUBLE_CMPL, DOUBLE_CMPL_opcode, DOUBLE_COND_MOVE, DOUBLE_COND_MOVE_opcode, DOUBLE_DIV, DOUBLE_DIV_opcode, DOUBLE_IFCMP, DOUBLE_IFCMP_opcode, DOUBLE_LOAD, DOUBLE_LOAD_opcode, DOUBLE_MOVE, DOUBLE_MOVE_opcode, DOUBLE_MUL, DOUBLE_MUL_opcode, DOUBLE_NEG, DOUBLE_NEG_opcode, DOUBLE_REM, DOUBLE_REM_opcode, DOUBLE_SQRT, DOUBLE_SQRT_opcode, DOUBLE_STORE, DOUBLE_STORE_opcode, DOUBLE_SUB, DOUBLE_SUB_opcode, DUMMY_DEF, DUMMY_DEF_opcode, DUMMY_USE, DUMMY_USE_opcode, FCMP_CMOV, FCMP_CMOV_opcode, FCMP_FCMOV, FCMP_FCMOV_opcode, FLOAT_2DOUBLE, FLOAT_2DOUBLE_opcode, FLOAT_2INT, FLOAT_2INT_opcode, FLOAT_2LONG, FLOAT_2LONG_opcode, FLOAT_ADD, FLOAT_ADD_opcode, FLOAT_ALOAD, FLOAT_ALOAD_opcode, FLOAT_AS_INT_BITS, FLOAT_AS_INT_BITS_opcode, FLOAT_ASTORE, FLOAT_ASTORE_opcode, FLOAT_CMPG, FLOAT_CMPG_opcode, FLOAT_CMPL, FLOAT_CMPL_opcode, FLOAT_COND_MOVE, FLOAT_COND_MOVE_opcode, FLOAT_DIV, FLOAT_DIV_opcode, FLOAT_IFCMP, FLOAT_IFCMP_opcode, FLOAT_LOAD, FLOAT_LOAD_opcode, FLOAT_MOVE, FLOAT_MOVE_opcode, FLOAT_MUL, FLOAT_MUL_opcode, FLOAT_NEG, FLOAT_NEG_opcode, FLOAT_REM, FLOAT_REM_opcode, FLOAT_SQRT, FLOAT_SQRT_opcode, FLOAT_STORE, FLOAT_STORE_opcode, FLOAT_SUB, FLOAT_SUB_opcode, FP_ADD, FP_ADD_opcode, FP_DIV, FP_DIV_opcode, FP_MUL, FP_MUL_opcode, FP_NEG, FP_NEG_opcode, FP_REM, FP_REM_opcode, FP_SUB, FP_SUB_opcode, GET_ARRAY_ELEMENT_TIB_FROM_TIB, GET_ARRAY_ELEMENT_TIB_FROM_TIB_opcode, GET_CAUGHT_EXCEPTION, GET_CAUGHT_EXCEPTION_opcode, GET_CLASS_TIB, GET_CLASS_TIB_opcode, GET_CURRENT_PROCESSOR, GET_CURRENT_PROCESSOR_opcode, GET_DOES_IMPLEMENT_FROM_TIB, GET_DOES_IMPLEMENT_FROM_TIB_opcode, GET_OBJ_TIB, GET_OBJ_TIB_opcode, GET_SUPERCLASS_IDS_FROM_TIB, GET_SUPERCLASS_IDS_FROM_TIB_opcode, GET_TIME_BASE, GET_TIME_BASE_opcode, GET_TYPE_FROM_TIB, GET_TYPE_FROM_TIB_opcode, GETFIELD, GETFIELD_opcode, GETSTATIC, GETSTATIC_opcode, GOTO, GOTO_opcode, GUARD_COMBINE, GUARD_COMBINE_opcode, GUARD_COND_MOVE, GUARD_COND_MOVE_opcode, GUARD_MOVE, GUARD_MOVE_opcode, helper, IA32_ADC, IA32_ADC_opcode, IA32_ADD, IA32_ADD_opcode, IA32_ADDSD, IA32_ADDSD_opcode, IA32_ADDSS, IA32_ADDSS_opcode, IA32_AND, IA32_AND_opcode, IA32_BSWAP, IA32_BSWAP_opcode, IA32_BT, IA32_BT_opcode, IA32_BTC, IA32_BTC_opcode, IA32_BTR, IA32_BTR_opcode, IA32_BTS, IA32_BTS_opcode, IA32_CALL, IA32_CALL_opcode, IA32_CDQ, IA32_CDQ_opcode, IA32_CMOV, IA32_CMOV_opcode, IA32_CMP, IA32_CMP_opcode, IA32_CMPEQSD, IA32_CMPEQSD_opcode, IA32_CMPEQSS, IA32_CMPEQSS_opcode, IA32_CMPLESD, IA32_CMPLESD_opcode, IA32_CMPLESS, IA32_CMPLESS_opcode, IA32_CMPLTSD, IA32_CMPLTSD_opcode, IA32_CMPLTSS, IA32_CMPLTSS_opcode, IA32_CMPNESD, IA32_CMPNESD_opcode, IA32_CMPNESS, IA32_CMPNESS_opcode, IA32_CMPNLESD, IA32_CMPNLESD_opcode, IA32_CMPNLESS, IA32_CMPNLESS_opcode, IA32_CMPNLTSD, IA32_CMPNLTSD_opcode, IA32_CMPNLTSS, IA32_CMPNLTSS_opcode, IA32_CMPORDSD, IA32_CMPORDSD_opcode, IA32_CMPORDSS, IA32_CMPORDSS_opcode, IA32_CMPUNORDSD, IA32_CMPUNORDSD_opcode, IA32_CMPUNORDSS, IA32_CMPUNORDSS_opcode, IA32_CMPXCHG, IA32_CMPXCHG_opcode, IA32_CMPXCHG8B, IA32_CMPXCHG8B_opcode, IA32_CVTSD2SI, IA32_CVTSD2SI_opcode, IA32_CVTSD2SS, IA32_CVTSD2SS_opcode, IA32_CVTSI2SD, IA32_CVTSI2SD_opcode, IA32_CVTSI2SS, IA32_CVTSI2SS_opcode, IA32_CVTSS2SD, IA32_CVTSS2SD_opcode, IA32_CVTSS2SI, IA32_CVTSS2SI_opcode, IA32_CVTTSD2SI, IA32_CVTTSD2SI_opcode, IA32_CVTTSS2SI, IA32_CVTTSS2SI_opcode, IA32_DEC, IA32_DEC_opcode, IA32_DIV, IA32_DIV_opcode, IA32_DIVSD, IA32_DIVSD_opcode, IA32_DIVSS, IA32_DIVSS_opcode, IA32_FADD, IA32_FADD_opcode, IA32_FADDP, IA32_FADDP_opcode, IA32_FCHS, IA32_FCHS_opcode, IA32_FCLEAR, IA32_FCLEAR_opcode, IA32_FCMOV, IA32_FCMOV_opcode, IA32_FCOMI, IA32_FCOMI_opcode, IA32_FCOMIP, IA32_FCOMIP_opcode, IA32_FDIV, IA32_FDIV_opcode, IA32_FDIVP, IA32_FDIVP_opcode, IA32_FDIVR, IA32_FDIVR_opcode, IA32_FDIVRP, IA32_FDIVRP_opcode, IA32_FEXAM, IA32_FEXAM_opcode, IA32_FFREE, IA32_FFREE_opcode, IA32_FIADD, IA32_FIADD_opcode, IA32_FIDIV, IA32_FIDIV_opcode, IA32_FIDIVR, IA32_FIDIVR_opcode, IA32_FILD, IA32_FILD_opcode, IA32_FIMUL, IA32_FIMUL_opcode, IA32_FINIT, IA32_FINIT_opcode, IA32_FIST, IA32_FIST_opcode, IA32_FISTP, IA32_FISTP_opcode, IA32_FISUB, IA32_FISUB_opcode, IA32_FISUBR, IA32_FISUBR_opcode, IA32_FLD, IA32_FLD_opcode, IA32_FLD1, IA32_FLD1_opcode, IA32_FLDCW, IA32_FLDCW_opcode, IA32_FLDL2E, IA32_FLDL2E_opcode, IA32_FLDL2T, IA32_FLDL2T_opcode, IA32_FLDLG2, IA32_FLDLG2_opcode, IA32_FLDLN2, IA32_FLDLN2_opcode, IA32_FLDPI, IA32_FLDPI_opcode, IA32_FLDZ, IA32_FLDZ_opcode, IA32_FMOV, IA32_FMOV_ENDING_LIVE_RANGE, IA32_FMOV_ENDING_LIVE_RANGE_opcode, IA32_FMOV_opcode, IA32_FMUL, IA32_FMUL_opcode, IA32_FMULP, IA32_FMULP_opcode, IA32_FNINIT, IA32_FNINIT_opcode, IA32_FNSAVE, IA32_FNSAVE_opcode, IA32_FNSTCW, IA32_FNSTCW_opcode, IA32_FPREM, IA32_FPREM_opcode, IA32_FRSTOR, IA32_FRSTOR_opcode, IA32_FST, IA32_FST_opcode, IA32_FSTCW, IA32_FSTCW_opcode, IA32_FSTP, IA32_FSTP_opcode, IA32_FSUB, IA32_FSUB_opcode, IA32_FSUBP, IA32_FSUBP_opcode, IA32_FSUBR, IA32_FSUBR_opcode, IA32_FSUBRP, IA32_FSUBRP_opcode, IA32_FUCOMI, IA32_FUCOMI_opcode, IA32_FUCOMIP, IA32_FUCOMIP_opcode, IA32_FXCH, IA32_FXCH_opcode, IA32_IDIV, IA32_IDIV_opcode, IA32_IMUL1, IA32_IMUL1_opcode, IA32_IMUL2, IA32_IMUL2_opcode, IA32_INC, IA32_INC_opcode, IA32_INT, IA32_INT_opcode, IA32_JCC, IA32_JCC_opcode, IA32_JCC2, IA32_JCC2_opcode, IA32_JMP, IA32_JMP_opcode, IA32_LEA, IA32_LEA_opcode, IA32_LOCK, IA32_LOCK_CMPXCHG, IA32_LOCK_CMPXCHG_opcode, IA32_LOCK_CMPXCHG8B, IA32_LOCK_CMPXCHG8B_opcode, IA32_LOCK_opcode, IA32_MOV, IA32_MOV_opcode, IA32_MOVD, IA32_MOVD_opcode, IA32_MOVLPD, IA32_MOVLPD_opcode, IA32_MOVLPS, IA32_MOVLPS_opcode, IA32_MOVQ, IA32_MOVQ_opcode, IA32_MOVSD, IA32_MOVSD_opcode, IA32_MOVSS, IA32_MOVSS_opcode, IA32_MOVSX__B, IA32_MOVSX__B_opcode, IA32_MOVSX__W, IA32_MOVSX__W_opcode, IA32_MOVZX__B, IA32_MOVZX__B_opcode, IA32_MOVZX__W, IA32_MOVZX__W_opcode, IA32_MUL, IA32_MUL_opcode, IA32_MULSD, IA32_MULSD_opcode, IA32_MULSS, IA32_MULSS_opcode, IA32_NEG, IA32_NEG_opcode, IA32_NOT, IA32_NOT_opcode, IA32_OFFSET, IA32_OFFSET_opcode, IA32_OR, IA32_OR_opcode, IA32_PAUSE, IA32_PAUSE_opcode, IA32_POP, IA32_POP_opcode, IA32_PREFETCHNTA, IA32_PREFETCHNTA_opcode, IA32_PSLLQ, IA32_PSLLQ_opcode, IA32_PSRLQ, IA32_PSRLQ_opcode, IA32_PUSH, IA32_PUSH_opcode, IA32_RCL, IA32_RCL_opcode, IA32_RCR, IA32_RCR_opcode, IA32_RDTSC, IA32_RDTSC_opcode, IA32_RET, IA32_RET_opcode, IA32_ROL, IA32_ROL_opcode, IA32_ROR, IA32_ROR_opcode, IA32_SAL, IA32_SAL_opcode, IA32_SAR, IA32_SAR_opcode, IA32_SBB, IA32_SBB_opcode, IA32_SET__B, IA32_SET__B_opcode, IA32_SHL, IA32_SHL_opcode, IA32_SHLD, IA32_SHLD_opcode, IA32_SHR, IA32_SHR_opcode, IA32_SHRD, IA32_SHRD_opcode, IA32_SQRTSD, IA32_SQRTSD_opcode, IA32_SQRTSS, IA32_SQRTSS_opcode, IA32_SUB, IA32_SUB_opcode, IA32_SUBSD, IA32_SUBSD_opcode, IA32_SUBSS, IA32_SUBSS_opcode, IA32_SYSCALL, IA32_SYSCALL_opcode, IA32_TEST, IA32_TEST_opcode, IA32_TRAPIF, IA32_TRAPIF_opcode, IA32_UCOMISD, IA32_UCOMISD_opcode, IA32_UCOMISS, IA32_UCOMISS_opcode, IA32_XOR, IA32_XOR_opcode, IA32_XORPD, IA32_XORPD_opcode, IA32_XORPS, IA32_XORPS_opcode, IG_CLASS_TEST, IG_CLASS_TEST_opcode, IG_METHOD_TEST, IG_METHOD_TEST_opcode, IG_PATCH_POINT, IG_PATCH_POINT_opcode, INSTANCEOF, INSTANCEOF_NOTNULL, INSTANCEOF_NOTNULL_opcode, INSTANCEOF_opcode, INSTANCEOF_UNRESOLVED, INSTANCEOF_UNRESOLVED_opcode, INSTRUMENTED_EVENT_COUNTER, INSTRUMENTED_EVENT_COUNTER_opcode, INT_2ADDRSigExt, INT_2ADDRSigExt_opcode, INT_2ADDRZerExt, INT_2ADDRZerExt_opcode, INT_2BYTE, INT_2BYTE_opcode, INT_2DOUBLE, INT_2DOUBLE_opcode, INT_2FLOAT, INT_2FLOAT_opcode, INT_2FP, INT_2FP_opcode, INT_2LONG, INT_2LONG_opcode, INT_2SHORT, INT_2SHORT_opcode, INT_2USHORT, INT_2USHORT_opcode, INT_ADD, INT_ADD_opcode, INT_ALOAD, INT_ALOAD_opcode, INT_AND, INT_AND_opcode, INT_ASTORE, INT_ASTORE_opcode, INT_BITS_AS_FLOAT, INT_BITS_AS_FLOAT_opcode, INT_COND_MOVE, INT_COND_MOVE_opcode, INT_CONSTANT, INT_CONSTANT_opcode, INT_DIV, INT_DIV_opcode, INT_IFCMP, INT_IFCMP_opcode, INT_IFCMP2, INT_IFCMP2_opcode, INT_LOAD, INT_LOAD_opcode, INT_MOVE, INT_MOVE_opcode, INT_MUL, INT_MUL_opcode, INT_NEG, INT_NEG_opcode, INT_NOT, INT_NOT_opcode, INT_OR, INT_OR_opcode, INT_REM, INT_REM_opcode, INT_SHL, INT_SHL_opcode, INT_SHR, INT_SHR_opcode, INT_STORE, INT_STORE_opcode, INT_SUB, INT_SUB_opcode, INT_USHR, INT_USHR_opcode, INT_XOR, INT_XOR_opcode, INT_ZERO_CHECK, INT_ZERO_CHECK_opcode, IR_PROLOGUE, IR_PROLOGUE_opcode, LABEL, LABEL_opcode, LCMP_CMOV, LCMP_CMOV_opcode, LONG_2ADDR, LONG_2ADDR_opcode, LONG_2DOUBLE, LONG_2DOUBLE_opcode, LONG_2FLOAT, LONG_2FLOAT_opcode, LONG_2FP, LONG_2FP_opcode, LONG_2INT, LONG_2INT_opcode, LONG_ADD, LONG_ADD_opcode, LONG_ALOAD, LONG_ALOAD_opcode, LONG_AND, LONG_AND_opcode, LONG_ASTORE, LONG_ASTORE_opcode, LONG_BITS_AS_DOUBLE, LONG_BITS_AS_DOUBLE_opcode, LONG_CMP, LONG_CMP_opcode, LONG_COND_MOVE, LONG_COND_MOVE_opcode, LONG_CONSTANT, LONG_CONSTANT_opcode, LONG_DIV, LONG_DIV_opcode, LONG_IFCMP, LONG_IFCMP_opcode, LONG_LOAD, LONG_LOAD_opcode, LONG_MOVE, LONG_MOVE_opcode, LONG_MUL, LONG_MUL_opcode, LONG_NEG, LONG_NEG_opcode, LONG_NOT, LONG_NOT_opcode, LONG_OR, LONG_OR_opcode, LONG_REM, LONG_REM_opcode, LONG_SHL, LONG_SHL_opcode, LONG_SHR, LONG_SHR_opcode, LONG_STORE, LONG_STORE_opcode, LONG_SUB, LONG_SUB_opcode, LONG_USHR, LONG_USHR_opcode, LONG_XOR, LONG_XOR_opcode, LONG_ZERO_CHECK, LONG_ZERO_CHECK_opcode, LOOKUPSWITCH, LOOKUPSWITCH_opcode, LOWTABLESWITCH, LOWTABLESWITCH_opcode, MATERIALIZE_FP_CONSTANT, MATERIALIZE_FP_CONSTANT_opcode, MIR_END, MIR_END_opcode, MIR_LOWTABLESWITCH, MIR_LOWTABLESWITCH_opcode, MIR_START, MIR_START_opcode, MONITORENTER, MONITORENTER_opcode, MONITOREXIT, MONITOREXIT_opcode, MUST_IMPLEMENT_INTERFACE, MUST_IMPLEMENT_INTERFACE_opcode, NEW, NEW_opcode, NEW_UNRESOLVED, NEW_UNRESOLVED_opcode, NEWARRAY, NEWARRAY_opcode, NEWARRAY_UNRESOLVED, NEWARRAY_UNRESOLVED_opcode, NEWOBJMULTIARRAY, NEWOBJMULTIARRAY_opcode, NOP, NOP_opcode, NULL, NULL_CHECK, NULL_CHECK_opcode, NULL_opcode, OBJARRAY_STORE_CHECK, OBJARRAY_STORE_CHECK_NOTNULL, OBJARRAY_STORE_CHECK_NOTNULL_opcode, OBJARRAY_STORE_CHECK_opcode, OSR_BARRIER, OSR_BARRIER_opcode, OTHER_OPERAND, OTHER_OPERAND_opcode, PAUSE, PAUSE_opcode, PHI, PHI_opcode, PI, PI_opcode, PREFETCH, PREFETCH_opcode, PREPARE_ADDR, PREPARE_ADDR_opcode, PREPARE_INT, PREPARE_INT_opcode, PREPARE_LONG, PREPARE_LONG_opcode, PUTFIELD, PUTFIELD_opcode, PUTSTATIC, PUTSTATIC_opcode, READ_CEILING, READ_CEILING_opcode, REF_ADD, REF_ADD_opcode, REF_ALOAD, REF_ALOAD_opcode, REF_AND, REF_AND_opcode, REF_ASTORE, REF_ASTORE_opcode, REF_COND_MOVE, REF_COND_MOVE_opcode, REF_IFCMP, REF_IFCMP_opcode, REF_LOAD, REF_LOAD_opcode, REF_MOVE, REF_MOVE_opcode, REF_NEG, REF_NEG_opcode, REF_NOT, REF_NOT_opcode, REF_OR, REF_OR_opcode, REF_SHL, REF_SHL_opcode, REF_SHR, REF_SHR_opcode, REF_STORE, REF_STORE_opcode, REF_SUB, REF_SUB_opcode, REF_USHR, REF_USHR_opcode, REF_XOR, REF_XOR_opcode, REGISTER, REGISTER_opcode, REQUIRE_ESP, REQUIRE_ESP_opcode, RESOLVE, RESOLVE_MEMBER, RESOLVE_MEMBER_opcode, RESOLVE_opcode, RETURN, RETURN_opcode, ROUND_TO_ZERO, ROUND_TO_ZERO_opcode, SET_CAUGHT_EXCEPTION, SET_CAUGHT_EXCEPTION_opcode, SHORT_ALOAD, SHORT_ALOAD_opcode, SHORT_ASTORE, SHORT_ASTORE_opcode, SHORT_LOAD, SHORT_LOAD_opcode, SHORT_STORE, SHORT_STORE_opcode, SPLIT, SPLIT_opcode, SYSCALL, SYSCALL_opcode, TABLESWITCH, TABLESWITCH_opcode, TRAP, TRAP_IF, TRAP_IF_opcode, TRAP_opcode, UBYTE_ALOAD, UBYTE_ALOAD_opcode, UBYTE_LOAD, UBYTE_LOAD_opcode, UNINT_BEGIN, UNINT_BEGIN_opcode, UNINT_END, UNINT_END_opcode, USHORT_ALOAD, USHORT_ALOAD_opcode, USHORT_LOAD, USHORT_LOAD_opcode, WRITE_FLOOR, WRITE_FLOOR_opcode, YIELDPOINT_BACKEDGE, YIELDPOINT_BACKEDGE_opcode, YIELDPOINT_EPILOGUE, YIELDPOINT_EPILOGUE_opcode, YIELDPOINT_OSR, YIELDPOINT_OSR_opcode, YIELDPOINT_PROLOGUE, YIELDPOINT_PROLOGUE_opcode
 
Fields inherited from interface org.jikesrvm.Constants
NOT_REACHED, REFLECTION_FPRS_BITS, REFLECTION_FPRS_MASK, REFLECTION_GPRS_BITS, REFLECTION_GPRS_MASK
 
Fields inherited from interface org.jikesrvm.objectmodel.ThinLockConstants
NUM_BITS_RC, NUM_BITS_TID, TL_FAT_LOCK_MASK, TL_LOCK_COUNT_MASK, TL_LOCK_COUNT_SHIFT, TL_LOCK_COUNT_UNIT, TL_LOCK_ID_MASK, TL_LOCK_ID_SHIFT, TL_THREAD_ID_MASK, TL_THREAD_ID_SHIFT, TL_UNLOCK_MASK
 
Fields inherited from interface org.jikesrvm.SizeConstants
BITS_IN_ADDRESS, BITS_IN_BOOLEAN, BITS_IN_BYTE, BITS_IN_CHAR, BITS_IN_DOUBLE, BITS_IN_FLOAT, BITS_IN_INT, BITS_IN_LONG, BITS_IN_PAGE, BITS_IN_SHORT, BITS_IN_WORD, BYTES_IN_ADDRESS, BYTES_IN_BOOLEAN, BYTES_IN_BYTE, BYTES_IN_CHAR, BYTES_IN_DOUBLE, BYTES_IN_FLOAT, BYTES_IN_INT, BYTES_IN_LONG, BYTES_IN_PAGE, BYTES_IN_SHORT, BYTES_IN_WORD, LOG_BITS_IN_ADDRESS, LOG_BITS_IN_BOOLEAN, LOG_BITS_IN_BYTE, LOG_BITS_IN_CHAR, LOG_BITS_IN_DOUBLE, LOG_BITS_IN_FLOAT, LOG_BITS_IN_INT, LOG_BITS_IN_LONG, LOG_BITS_IN_PAGE, LOG_BITS_IN_SHORT, LOG_BITS_IN_WORD, LOG_BYTES_IN_ADDRESS, LOG_BYTES_IN_BOOLEAN, LOG_BYTES_IN_BYTE, LOG_BYTES_IN_CHAR, LOG_BYTES_IN_DOUBLE, LOG_BYTES_IN_FLOAT, LOG_BYTES_IN_INT, LOG_BYTES_IN_LONG, LOG_BYTES_IN_PAGE, LOG_BYTES_IN_SHORT, LOG_BYTES_IN_WORD
 
Fields inherited from interface org.jikesrvm.objectmodel.TIBLayoutConstants
IMT_METHOD_SLOTS, NEEDS_DYNAMIC_LINK, TIB_ARRAY_ELEMENT_TIB_INDEX, TIB_DOES_IMPLEMENT_INDEX, TIB_FIRST_SPECIALIZED_METHOD_INDEX, TIB_FIRST_VIRTUAL_METHOD_INDEX, TIB_INTERFACE_DISPATCH_TABLE_INDEX, TIB_SUPERCLASS_IDS_INDEX, TIB_TYPE_INDEX
 
Fields inherited from interface org.jikesrvm.HeapLayoutConstants
BAD_MAP_COMPRESSION, BOOT_IMAGE_CODE_END, BOOT_IMAGE_CODE_SIZE, BOOT_IMAGE_CODE_START, BOOT_IMAGE_DATA_END, BOOT_IMAGE_DATA_SIZE, BOOT_IMAGE_DATA_START, BOOT_IMAGE_END, BOOT_IMAGE_RMAP_END, BOOT_IMAGE_RMAP_START, MAX_BOOT_IMAGE_RMAP_SIZE, MAXIMUM_MAPPABLE
 
Fields inherited from interface org.jikesrvm.compilers.opt.regalloc.ia32.PhysicalRegisterConstants
AF, C0, C1, C2, C3, CF, CONDITION_VALUE, DOUBLE_REG, DOUBLE_VALUE, FIRST_DOUBLE, FIRST_INT, FIRST_SPECIAL, FLOAT_VALUE, INT_REG, INT_VALUE, NUM_SPECIALS, NUMBER_TYPE, OF, PF, SF, SPECIAL_REG, ST0, ST1, ZF
 
Fields inherited from interface org.jikesrvm.ia32.RegisterConstants
EAX, EBX, ECX, EDI, EDX, ESI, FP0, FP1, FP2, FP3, FP4, FP5, FP6, FP7, INSTRUCTION_WIDTH, LG_INSTRUCTION_WIDTH, MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7, NONVOLATILE_FPRS, NONVOLATILE_GPRS, NUM_FPRS, NUM_GPRS, NUM_NONVOLATILE_FPRS, NUM_NONVOLATILE_GPRS, NUM_PARAMETER_FPRS, NUM_PARAMETER_GPRS, NUM_RETURN_FPRS, NUM_RETURN_GPRS, NUM_VOLATILE_FPRS, NUM_VOLATILE_GPRS, PROCESSOR_REGISTER, STACK_POINTER, VOLATILE_FPRS, VOLATILE_GPRS, XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7
 
Fields inherited from interface org.jikesrvm.compilers.common.assembler.ia32.AssemblerConstants
BYTE, CONDITION, EQ, GE, GT, LE, LGE, LGT, LLE, LLT, LONG, LT, NE, NO, NS, O, PE, PO, S, SHORT, WORD
 
Constructor Summary
AssemblerBase(int bytecodeSize, boolean shouldPrint, IR ir)
          Construct Assembler object
 
Method Summary
 String disasm(int instr, int offset)
          Debugging support (return a printable representation of the machine code).
protected  void doJCC(Instruction inst)
          Emit the given instruction, assuming that it is a MIR_CondBranch instruction and has a JCC operator
protected  void doJMP(Instruction inst)
          Emit the given instruction, assuming that it is a MIR_Branch instruction and has a JMP operator
protected  int estimateSize(Instruction inst)
           
static int generateCode(IR ir, boolean shouldPrint)
          generate machine code into ir.machinecode.
(package private)  RegisterConstants.GPR getBase(Operand op)
          Given a memory operand, return the 3 bit IA32 ISA encoding of its base regsiter.
(package private)  byte getCond(Operand op)
          Return the condition bits of a given optimizing compiler condition operand.
(package private)  Offset getDisp(Operand op)
          Given a memory operand, return the 2 bit IA32 ISA encoding of its scale, suitable for passing to the Assembler to mask into a SIB byte.
(package private)  RegisterConstants.FPR getFPR_Reg(Operand op)