1 //===-- MSP430AttributeParser.cpp - MSP430 Attribute Parser ---------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 #include "llvm/Support/MSP430AttributeParser.h"
10 #include "llvm/ADT/ArrayRef.h"
11 #include "llvm/Support/ErrorHandling.h"
12
13 using namespace llvm;
14 using namespace llvm::MSP430Attrs;
15
16 constexpr std::array<MSP430AttributeParser::DisplayHandler, 4>
17 MSP430AttributeParser::DisplayRoutines{
18 {{MSP430Attrs::TagISA, &MSP430AttributeParser::parseISA},
19 {MSP430Attrs::TagCodeModel, &MSP430AttributeParser::parseCodeModel},
20 {MSP430Attrs::TagDataModel, &MSP430AttributeParser::parseDataModel},
21 {MSP430Attrs::TagEnumSize, &MSP430AttributeParser::parseEnumSize}}};
22
parseISA(AttrType Tag)23 Error MSP430AttributeParser::parseISA(AttrType Tag) {
24 static const char *StringVals[] = {"None", "MSP430", "MSP430X"};
25 return parseStringAttribute("ISA", Tag, ArrayRef(StringVals));
26 }
27
parseCodeModel(AttrType Tag)28 Error MSP430AttributeParser::parseCodeModel(AttrType Tag) {
29 static const char *StringVals[] = {"None", "Small", "Large"};
30 return parseStringAttribute("Code Model", Tag, ArrayRef(StringVals));
31 }
32
parseDataModel(AttrType Tag)33 Error MSP430AttributeParser::parseDataModel(AttrType Tag) {
34 static const char *StringVals[] = {"None", "Small", "Large", "Restricted"};
35 return parseStringAttribute("Data Model", Tag, ArrayRef(StringVals));
36 }
37
parseEnumSize(AttrType Tag)38 Error MSP430AttributeParser::parseEnumSize(AttrType Tag) {
39 static const char *StringVals[] = {"None", "Small", "Integer", "Don't Care"};
40 return parseStringAttribute("Enum Size", Tag, ArrayRef(StringVals));
41 }
42
handler(uint64_t Tag,bool & Handled)43 Error MSP430AttributeParser::handler(uint64_t Tag, bool &Handled) {
44 Handled = false;
45 for (const DisplayHandler &Disp : DisplayRoutines) {
46 if (uint64_t(Disp.Attribute) != Tag)
47 continue;
48 if (Error E = (this->*Disp.Routine)(static_cast<AttrType>(Tag)))
49 return E;
50 Handled = true;
51 break;
52 }
53 return Error::success();
54 }
55