1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
/*! @file CoverageWriterSkyeye.cc
* @brief CoverageWriterSkyeye Implementation
*
* This file contains the implementation of the CoverageWriter class
* for the coverage files written by the multi-architecture simulator
* Skyeye (http://www.skyeye.org).
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <iostream>
#include <iomanip>
#include <rld.h>
#include "CoverageWriterSkyeye.h"
#include "skyeye_header.h"
namespace Coverage {
CoverageWriterSkyeye::CoverageWriterSkyeye()
{
}
CoverageWriterSkyeye::~CoverageWriterSkyeye()
{
}
void CoverageWriterSkyeye::writeFile(
const char* const file,
CoverageMapBase* coverage,
uint32_t lowAddress,
uint32_t highAddress
)
{
uint32_t a;
uint8_t cover;
FILE* coverageFile;
prof_header_t header;
int status;
/*
* read the file and update the coverage map passed in
*/
coverageFile = ::fopen( file, "w" );
if ( !coverageFile ) {
std::ostringstream what;
what << "Unable to open " << file;
throw rld::error( what, "CoverageWriterSkyeye::writeFile" );
}
/* clear out the header and fill it in */
memset( &header, 0, sizeof(header) );
header.ver = 0x1;
header.header_length = sizeof(header);
header.prof_start = lowAddress;
header.prof_end = highAddress;
strcpy( header.desc, "Skyeye Coverage Data" );
status = ::fwrite(&header, 1, sizeof(header), coverageFile);
if (status != sizeof(header)) {
::fclose( coverageFile );
std::ostringstream what;
what << "Unable to write header to " << file;
throw rld::error( what, "CoverageWriterSkyeye::writeFile" );
}
for ( a = lowAddress; a < highAddress; a += 8 ) {
cover = ((coverage->wasExecuted( a )) ? 0x01 : 0);
cover |= ((coverage->wasExecuted( a + 4 )) ? 0x10 : 0);
status = fwrite(&cover, 1, sizeof(cover), coverageFile);
if (status != sizeof(cover)) {
::fclose( coverageFile );
std::ostringstream what;
what << "write to " << file
<< " at address 0x"
<< std::hex << std::setfill('0')
<< std::setw(8) << a
<< std::setfill(' ') << std::dec
<< "failed";
throw rld::error( what, "CoverageWriterSkyeye::writeFile" );
}
}
::fclose( coverageFile );
}
}
|
