added initial ept structures

[palacios-OLD.git] / palacios / include / palacios / vmm_decoder.h

diff --git a/palacios/include/palacios/vmm_decoder.h b/palacios/include/palacios/vmm_decoder.h
index 2229cd8..aba2d40 100644 (file)
--- a/palacios/include/palacios/vmm_decoder.h
+++ b/palacios/include/palacios/vmm_decoder.h
@@ -34,7 +34,7 @@ typedef enum { V3_INVALID_OP,
               V3_OP_SETB, V3_OP_SETBE, V3_OP_SETL, V3_OP_SETLE, V3_OP_SETNB, 
               V3_OP_SETNBE, V3_OP_SETNL, V3_OP_SETNLE, V3_OP_SETNO, V3_OP_SETNP,
               V3_OP_SETNS, V3_OP_SETNZ, V3_OP_SETO, V3_OP_SETP, V3_OP_SETS, 
-              V3_OP_SETZ, V3_OP_MOVS, V3_OP_STOS, V3_OP_MOVZX, V3_OP_MOVSX} v3_op_type_t;
+              V3_OP_SETZ, V3_OP_MOVS, V3_OP_STOS, V3_OP_MOVZX, V3_OP_MOVSX } v3_op_type_t;
 
 
 typedef enum {INVALID_OPERAND, REG_OPERAND, MEM_OPERAND, IMM_OPERAND} v3_operand_type_t;
@@ -43,7 +43,9 @@ struct x86_operand {
     addr_t operand;
     uint_t size;
     v3_operand_type_t type;
-};
+    uint8_t read : 1;   // This operand value will be read by the instruction
+    uint8_t write : 1;  // This operand value will be written to by the instruction
+} __attribute__((packed));
 
 struct x86_prefixes {
     uint_t lock   : 1;  // 0xF0
@@ -83,7 +85,6 @@ struct x86_instr {
     struct x86_operand third_operand;
     addr_t str_op_length;
     addr_t is_str_op;
-    //  void * decoder_data;
 };