static int format_att_mnemonic( x86_insn_t *insn, char *buf, int len) {
int size = 0;
char *suffix;
if (! insn || ! buf || ! len )
return(0);
memset( buf, 0, len );
/* do long jump/call prefix */
if ( insn->type == insn_jmp || insn->type == insn_call ) {
if (! is_imm_jmp( x86_operand_1st(insn) ) ||
(x86_operand_1st(insn))->datatype != op_byte ) {
/* far jump/call, use "l" prefix */
STRNCAT( buf, "l", len );
}
STRNCAT( buf, insn->mnemonic, len );
return ( strlen( buf ) );
}
/* do mnemonic */
STRNCAT( buf, insn->mnemonic, len );
/* do suffixes for memory operands */
if (!(insn->note & insn_note_nosuffix) &&
(insn->group == insn_arithmetic ||
insn->group == insn_logic ||
insn->group == insn_move ||
insn->group == insn_stack ||
insn->group == insn_string ||
insn->group == insn_comparison ||
insn->type == insn_in ||
insn->type == insn_out
)) {
if ( x86_operand_count( insn, op_explicit ) > 0 &&
is_memory_op( x86_operand_1st(insn) ) ){
size = x86_operand_size( x86_operand_1st( insn ) );
} else if ( x86_operand_count( insn, op_explicit ) > 1 &&
is_memory_op( x86_operand_2nd(insn) ) ){
size = x86_operand_size( x86_operand_2nd( insn ) );
}
}
if ( size == 1 ) suffix = "b";
else if ( size == 2 ) suffix = "w";
else if ( size == 4 ) suffix = "l";
else if ( size == 8 ) suffix = "q";
else suffix = "";
STRNCAT( buf, suffix, len );
return ( strlen( buf ) );
}
static int format_att_mnemonic( x86_insn_t *insn, char *buf, int len) {
int size = 0;
char *suffix;
if (! insn || ! buf || ! len )
return(0);
memset( buf, 0, len );
/* intel callf/call far is always an lcall */
if (! strcmp( "callf", insn->mnemonic ) ) {
STRNCAT( buf, "lcall", len );
return ( strlen( buf ) );
}
/* do long jump/call prefix */
if ( insn->type == insn_jmp || insn->type == insn_call ) {
if (! is_imm_jmp( x86_operand_1st(insn) ) ||
(x86_operand_1st(insn))->datatype != op_byte ) {
/* far jump/call, use "l" prefix */
STRNCAT( buf, "l", len );
}
STRNCAT( buf, insn->mnemonic, len );
return ( strlen( buf ) );
}
/* do mnemonic */
STRNCAT( buf, insn->mnemonic, len );
/* do suffixes for memory operands */
if ( x86_operand_count( insn, op_explicit ) > 0 &&
is_memory_op( x86_operand_1st(insn) ) ) {
size = x86_operand_size( x86_operand_1st( insn ) );
} else if ( x86_operand_count( insn, op_explicit ) > 1 &&
is_memory_op( x86_operand_2nd(insn) ) ) {
size = x86_operand_size( x86_operand_2nd( insn ) );
}
if ( size == 1 ) suffix = "b";
else if ( size == 2 ) suffix = "w";
else if ( size == 4 ) suffix = "l";
else if ( size == 8 ) suffix = "q";
else suffix = "";
STRNCAT( buf, suffix, len );
return ( strlen( buf ) );
}