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1 #include "llvm/Support/ScopedPrinter.h"
2 
3 #include "llvm/ADT/StringExtras.h"
4 #include "llvm/Support/Format.h"
5 #include <cctype>
6 
7 using namespace llvm::support;
8 
9 namespace llvm {
10 
operator <<(raw_ostream & OS,const HexNumber & Value)11 raw_ostream &operator<<(raw_ostream &OS, const HexNumber &Value) {
12   OS << "0x" << to_hexString(Value.Value);
13   return OS;
14 }
15 
to_hexString(uint64_t Value,bool UpperCase)16 const std::string to_hexString(uint64_t Value, bool UpperCase) {
17   std::string number;
18   llvm::raw_string_ostream stream(number);
19   stream << format_hex_no_prefix(Value, 1, UpperCase);
20   return stream.str();
21 }
22 
printBinaryImpl(StringRef Label,StringRef Str,ArrayRef<uint8_t> Data,bool Block)23 void ScopedPrinter::printBinaryImpl(StringRef Label, StringRef Str,
24                                     ArrayRef<uint8_t> Data, bool Block) {
25   if (Data.size() > 16)
26     Block = true;
27 
28   if (Block) {
29     startLine() << Label;
30     if (Str.size() > 0)
31       OS << ": " << Str;
32     OS << " (\n";
33     for (size_t addr = 0, end = Data.size(); addr < end; addr += 16) {
34       startLine() << format("  %04" PRIX64 ": ", uint64_t(addr));
35       // Dump line of hex.
36       for (size_t i = 0; i < 16; ++i) {
37         if (i != 0 && i % 4 == 0)
38           OS << ' ';
39         if (addr + i < end)
40           OS << hexdigit((Data[addr + i] >> 4) & 0xF, false)
41              << hexdigit(Data[addr + i] & 0xF, false);
42         else
43           OS << "  ";
44       }
45       // Print ascii.
46       OS << "  |";
47       for (std::size_t i = 0; i < 16 && addr + i < end; ++i) {
48         if (std::isprint(Data[addr + i] & 0xFF))
49           OS << Data[addr + i];
50         else
51           OS << ".";
52       }
53       OS << "|\n";
54     }
55 
56     startLine() << ")\n";
57   } else {
58     startLine() << Label << ":";
59     if (Str.size() > 0)
60       OS << " " << Str;
61     OS << " (";
62     for (size_t i = 0; i < Data.size(); ++i) {
63       if (i > 0)
64         OS << " ";
65 
66       OS << format("%02X", static_cast<int>(Data[i]));
67     }
68     OS << ")\n";
69   }
70 }
71 
72 } // namespace llvm
73