X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=misc%2Fdecoder_test%2FXED2%2Fexamples%2Fxed-ex2.cpp;fp=misc%2Fdecoder_test%2FXED2%2Fexamples%2Fxed-ex2.cpp;h=79ba59053c4f6922171af569b4764f0d25afcb75;hp=0000000000000000000000000000000000000000;hb=ddc16b0737cf58f7aa90a69c6652cdf4090aec51;hpb=626595465a2c6987606a6bc697df65130ad8c2d3

diff --git a/misc/decoder_test/XED2/examples/xed-ex2.cpp b/misc/decoder_test/XED2/examples/xed-ex2.cpp
new file mode 100644
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+++ b/misc/decoder_test/XED2/examples/xed-ex2.cpp
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+/*BEGIN_LEGAL 
+Intel Open Source License 
+
+Copyright (c) 2002-2007 Intel Corporation 
+All rights reserved. 
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.  Redistributions
+in binary form must reproduce the above copyright notice, this list of
+conditions and the following disclaimer in the documentation and/or
+other materials provided with the distribution.  Neither the name of
+the Intel Corporation nor the names of its contributors may be used to
+endorse or promote products derived from this software without
+specific prior written permission.
+ 
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR
+ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+END_LEGAL */
+/// @file xed-ex2.cpp
+/// @author Mark Charney   <mark.charney@intel.com>
+
+// decoder example. C++ version of xed-ex4.c
+
+extern "C" {
+#include "xed-interface.h"
+}
+#include <iostream>
+#include <iomanip>
+#include <sstream>
+#include <cassert>
+using namespace std;
+
+int main(int argc, char** argv);
+
+int main(int argc, char** argv) {
+    xed_bool_t long_mode = false;
+    xed_state_t dstate;
+    int first_argv;
+    int bytes = 0;
+    unsigned char itext[XED_MAX_INSTRUCTION_BYTES];
+    int i;
+    unsigned int u;
+    xed_decoded_inst_t xedd;
+#define BUFLEN  1000
+    char buffer[BUFLEN];
+
+    xed_tables_init();
+    xed_state_zero(&dstate);
+    xed_set_verbosity( 99 );
+
+    if (argc > 2 && strcmp(argv[1], "-64") == 0) 
+        long_mode = true;
+
+    if (long_mode)  {
+        first_argv = 2;
+        dstate.mmode=XED_MACHINE_MODE_LONG_64;
+    }
+    else {
+        first_argv=1;
+        xed_state_init(&dstate,
+                       XED_MACHINE_MODE_LEGACY_32, 
+                       XED_ADDRESS_WIDTH_32b, 
+                       XED_ADDRESS_WIDTH_32b);
+    }
+    xed_decoded_inst_zero_set_mode(&xedd, &dstate);
+    for( i=first_argv ;i < argc; i++)  {
+        unsigned int x;
+        istringstream s(argv[i]);
+        s >> hex >> x;
+
+        assert(bytes < XED_MAX_INSTRUCTION_BYTES);
+        itext[bytes++] = STATIC_CAST(xed_uint8_t,x);
+    }
+    if (bytes == 0) {
+        cout << "Must supply some hex bytes" << endl;
+        exit(1);
+    }
+
+    cout << "PARSING BYTES: ";
+    for( i=0;i<bytes; i++) 
+        cout << hex << setw(2) << setfill('0')
+             << STATIC_CAST(unsigned int,itext[i]) << " ";
+    cout << endl << setfill(' ');
+
+    xed_error_enum_t xed_error = xed_decode(&xedd, 
+                                            REINTERPRET_CAST(xed_uint8_t*,itext),
+                                            bytes);
+    switch(xed_error)
+    {
+      case XED_ERROR_NONE:
+        break;
+      case XED_ERROR_BUFFER_TOO_SHORT:
+        cout << "Not enough bytes provided" << endl;
+        exit(1);
+      case XED_ERROR_GENERAL_ERROR:
+        cout << "Could not decode given input." << endl;
+        exit(1);
+      default:
+        cout << "Unhandled error code " << xed_error_enum_t2str(xed_error) << endl;
+        exit(1);
+    }
+
+    xed_decoded_inst_dump(&xedd,buffer,BUFLEN);
+    cout << buffer << endl;
+
+    xed_bool_t ok;
+    for(u=  XED_SYNTAX_XED; u < XED_SYNTAX_LAST; u++) {
+        xed_syntax_enum_t syntax = static_cast<xed_syntax_enum_t>(u);
+        ok = xed_format(syntax, &xedd, buffer, BUFLEN, 0);
+        if (ok)
+            cout << xed_syntax_enum_t2str(syntax) << " syntax: "  << buffer << endl;
+        else
+            cout << "Error disassembling " << xed_syntax_enum_t2str(syntax) << " syntax" << endl;
+    }
+    return 0;
+}