palacios/src/palacios/vmm_decoder.c

   1 #include <palacios/vmm_decoder.h>
   2
   3
   4
   5 /* The full blown instruction parser... */
   6 int v3_parse_instr(struct guest_info * info,
   7                    char * instr_ptr,
   8                    uint_t * instr_length,
   9                    addr_t * opcode,
  10                    uint_t * opcode_length,
  11                    struct x86_prefix_list * prefixes,
  12                    struct x86_operand * src_operand,
  13                    struct x86_operand * dst_operand,
  14                    struct x86_operand * extra_operand) {
  15
  16   V3_ASSERT(src_operand != NULL);
  17   V3_ASSERT(dst_operand != NULL);
  18   V3_ASSERT(extra_operand != NULL);
  19   V3_ASSERT(instr_length != NULL);
  20   V3_ASSERT(info != NULL);
  21
  22
  23   // Ignore prefixes for now
  24   while (is_prefix_byte(*instr_ptr)) {
  25     instr_ptr++;
  26     *instr_length++;
  27   }
  28
  29
  30   // Opcode table lookup, see xen/kvm
  31
  32
  33
  34
  35
  36   return 0;
  37 }