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
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* Full assembly stack that can support EVM-assembly and JULIA as input and EVM, EVM1.5 and
* eWasm as output.
*/
#include <libsolidity/interface/AssemblyStack.h>
#include <libsolidity/parsing/Scanner.h>
#include <libsolidity/inlineasm/AsmPrinter.h>
#include <libsolidity/inlineasm/AsmParser.h>
#include <libsolidity/inlineasm/AsmAnalysis.h>
#include <libsolidity/inlineasm/AsmAnalysisInfo.h>
#include <libsolidity/inlineasm/AsmCodeGen.h>
#include <libevmasm/Assembly.h>
#include <libjulia/backends/evm/EVMCodeTransform.h>
#include <libjulia/backends/evm/EVMAssembly.h>
using namespace std;
using namespace dev;
using namespace dev::solidity;
Scanner const& AssemblyStack::scanner() const
{
solAssert(m_scanner, "");
return *m_scanner;
}
bool AssemblyStack::parseAndAnalyze(std::string const& _sourceName, std::string const& _source)
{
m_errors.clear();
m_analysisSuccessful = false;
m_scanner = make_shared<Scanner>(CharStream(_source), _sourceName);
m_parserResult = assembly::Parser(m_errorReporter, m_language == Language::JULIA).parse(m_scanner);
if (!m_errorReporter.errors().empty())
return false;
solAssert(m_parserResult, "");
return analyzeParsed();
}
bool AssemblyStack::analyze(assembly::Block const& _block, Scanner const* _scanner)
{
m_errors.clear();
m_analysisSuccessful = false;
if (_scanner)
m_scanner = make_shared<Scanner>(*_scanner);
m_parserResult = make_shared<assembly::Block>(_block);
return analyzeParsed();
}
bool AssemblyStack::analyzeParsed()
{
m_analysisInfo = make_shared<assembly::AsmAnalysisInfo>();
assembly::AsmAnalyzer analyzer(*m_analysisInfo, m_errorReporter);
m_analysisSuccessful = analyzer.analyze(*m_parserResult);
return m_analysisSuccessful;
}
MachineAssemblyObject AssemblyStack::assemble(Machine _machine) const
{
solAssert(m_analysisSuccessful, "");
solAssert(m_parserResult, "");
solAssert(m_analysisInfo, "");
switch (_machine)
{
case Machine::EVM:
{
MachineAssemblyObject object;
eth::Assembly assembly;
assembly::CodeGenerator::assemble(*m_parserResult, *m_analysisInfo, assembly);
object.bytecode = make_shared<eth::LinkerObject>(assembly.assemble());
/// TODO: fill out text representation
return object;
}
case Machine::EVM15:
{
MachineAssemblyObject object;
julia::EVMAssembly assembly(true);
julia::CodeTransform(assembly, *m_analysisInfo, true).run(*m_parserResult);
object.bytecode = make_shared<eth::LinkerObject>(assembly.finalize());
/// TOOD: fill out text representation
return object;
}
case Machine::eWasm:
solUnimplemented("eWasm backend is not yet implemented.");
}
// unreachable
return MachineAssemblyObject();
}
string AssemblyStack::print() const
{
solAssert(m_parserResult, "");
return assembly::AsmPrinter(m_language == Language::JULIA)(*m_parserResult);
}
|
