Mercurial > hg > Members > tobaru > cbc > CbC_llvm

comparison lib/Object/RecordStreamer.cpp @ 120:1172e4bd9c6f

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update 4.0.0
author mir3636
date Fri, 25 Nov 2016 19:14:25 +0900
parents afa8332a0e37
children 803732b1fca8
comparison
equal deleted inserted replaced
101:34baf5011add 120:1172e4bd9c6f
21 case NeverSeen: 21 case NeverSeen:
22 case Defined: 22 case Defined:
23 case Used: 23 case Used:
24 S = Defined; 24 S = Defined;
25 break; 25 break;
26 case DefinedWeak:
27 break;
28 case UndefinedWeak:
29 S = DefinedWeak;
26 } 30 }
27 } 31 }
28 32
29 void RecordStreamer::markGlobal(const MCSymbol &Symbol) { 33 void RecordStreamer::markGlobal(const MCSymbol &Symbol,
34 MCSymbolAttr Attribute) {
30 State &S = Symbols[Symbol.getName()]; 35 State &S = Symbols[Symbol.getName()];
31 switch (S) { 36 switch (S) {
32 case DefinedGlobal: 37 case DefinedGlobal:
33 case Defined: 38 case Defined:
34 S = DefinedGlobal; 39 S = (Attribute == MCSA_Weak) ? DefinedWeak : DefinedGlobal;
35 break; 40 break;
36 41
37 case NeverSeen: 42 case NeverSeen:
38 case Global: 43 case Global:
39 case Used: 44 case Used:
40 S = Global; 45 S = (Attribute == MCSA_Weak) ? UndefinedWeak : Global;
46 break;
47 case UndefinedWeak:
48 case DefinedWeak:
41 break; 49 break;
42 } 50 }
43 } 51 }
44 52
45 void RecordStreamer::markUsed(const MCSymbol &Symbol) { 53 void RecordStreamer::markUsed(const MCSymbol &Symbol) {
46 State &S = Symbols[Symbol.getName()]; 54 State &S = Symbols[Symbol.getName()];
47 switch (S) { 55 switch (S) {
48 case DefinedGlobal: 56 case DefinedGlobal:
49 case Defined: 57 case Defined:
50 case Global: 58 case Global:
59 case DefinedWeak:
60 case UndefinedWeak:
51 break; 61 break;
52 62
53 case NeverSeen: 63 case NeverSeen:
54 case Used: 64 case Used:
55 S = Used; 65 S = Used;
82 MCStreamer::EmitAssignment(Symbol, Value); 92 MCStreamer::EmitAssignment(Symbol, Value);
83 } 93 }
84 94
85 bool RecordStreamer::EmitSymbolAttribute(MCSymbol *Symbol, 95 bool RecordStreamer::EmitSymbolAttribute(MCSymbol *Symbol,
86 MCSymbolAttr Attribute) { 96 MCSymbolAttr Attribute) {
87 if (Attribute == MCSA_Global) 97 if (Attribute == MCSA_Global || Attribute == MCSA_Weak)
88 markGlobal(*Symbol); 98 markGlobal(*Symbol, Attribute);
99 if (Attribute == MCSA_LazyReference)
100 markUsed(*Symbol);
89 return true; 101 return true;
90 } 102 }
91 103
92 void RecordStreamer::EmitZerofill(MCSection *Section, MCSymbol *Symbol, 104 void RecordStreamer::EmitZerofill(MCSection *Section, MCSymbol *Symbol,
93 uint64_t Size, unsigned ByteAlignment) { 105 uint64_t Size, unsigned ByteAlignment) {