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Get Operand Type


main.idc

#include <idc.idc>

static main(){
  auto addr=0x101248c;

  // cmp word ptr [eax], 5A4Dh
  Message("Mnem: %s\n", GetMnem(addr));
  Message("Type-0: %d\n", GetOpType(addr, 0));
  Message("Type-1: %d\n", GetOpType(addr, 1));
}

Type

#define o_void        0  // No Operand
#define o_reg         1  // General Register (al,ax,es,ds...)    reg
#define o_mem         2  // Direct Memory Reference  (DATA)      addr
#define o_phrase      3  // Memory Ref [Base Reg + Index Reg]    phrase
#define o_displ       4  // Memory Reg [Base Reg + Index Reg + Displacement] phrase+addr
#define o_imm         5  // Immediate Value                      value
#define o_far         6  // Immediate Far Address  (CODE)        addr
#define o_near        7  // Immediate Near Address (CODE)        addr
#define o_idpspec0    8  // IDP specific type
#define o_idpspec1    9  // IDP specific type
#define o_idpspec2   10  // IDP specific type
#define o_idpspec3   11  // IDP specific type
#define o_idpspec4   12  // IDP specific type
#define o_idpspec5   13  // IDP specific type

// x86
#define o_trreg         o_idpspec0      // trace register
#define o_dbreg         o_idpspec1      // debug register
#define o_crreg         o_idpspec2      // control register
#define o_fpreg         o_idpspec3      // floating point register
#define o_mmxreg        o_idpspec4      // mmx register
#define o_xmmreg        o_idpspec5      // xmm register

// arm
#define o_reglist       o_idpspec1      // Register list (for LDM/STM)
#define o_creglist      o_idpspec2      // Coprocessor register list (for CDP)
#define o_creg          o_idpspec3      // Coprocessor register (for LDC/STC)
#define o_fpreg         o_idpspec4      // Floating point register
#define o_fpreglist     o_idpspec5      // Floating point register list
#define o_text          (o_idpspec5+1)  // Arbitrary text stored in the operand

// ppc
#define o_spr           o_idpspec0      // Special purpose register
#define o_twofpr        o_idpspec1      // Two FPRs
#define o_shmbme        o_idpspec2      // SH & MB & ME
#define o_crf           o_idpspec3      // crfield      x.reg
#define o_crb           o_idpspec4      // crbit        x.reg
#define o_dcr           o_idpspec5      // Device control register


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