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MC: Constify MCAsmLayout argument to MCExpr::EvaluteAs...

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98380 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2010-03-12 21:00:45 +00:00
parent 8315a357e4
commit a0e36d55c4
6 changed files with 18 additions and 16 deletions
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2
include/llvm/MC/MCAsmLayout.h
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@ -28,7 +28,7 @@ public:
MCAsmLayout(MCAssembler &_Assembler) : Assembler(_Assembler) {}
/// Get the assembler object this is a layout for.
MCAssembler &getAssembler() { return Assembler; }
MCAssembler &getAssembler() const { return Assembler; }
};
} // end namespace llvm

11
include/llvm/MC/MCAssembler.h
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@ -204,7 +204,8 @@ class MCAlignFragment : public MCFragment {
/// cannot be satisfied in this width then this fragment is ignored.
unsigned MaxBytesToEmit;
/// EmitNops - true when aligning code and optimal nops to be used for filling
/// EmitNops - true when aligning code and optimal nops to be used for
/// filling.
bool EmitNops;
public:
@ -704,8 +705,8 @@ public:
/// @name Backend Data Access
/// @{
MCSectionData &getSectionData(const MCSection &Section) {
MCSectionData *&Entry = SectionMap[&Section];
MCSectionData &getSectionData(const MCSection &Section) const {
MCSectionData *Entry = SectionMap.lookup(&Section);
assert(Entry && "Missing section data!");
return *Entry;
}
@ -721,8 +722,8 @@ public:
return *Entry;
}
MCSymbolData &getSymbolData(const MCSymbol &Symbol) {
MCSymbolData *&Entry = SymbolMap[&Symbol];
MCSymbolData &getSymbolData(const MCSymbol &Symbol) const {
MCSymbolData *Entry = SymbolMap.lookup(&Symbol);
assert(Entry && "Missing symbol data!");
return *Entry;
}

12
include/llvm/MC/MCExpr.h
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@ -67,7 +67,7 @@ public:
/// values. If not given, then only non-symbolic expressions will be
/// evaluated.
/// @result - True on success.
bool EvaluateAsAbsolute(int64_t &Res, MCAsmLayout *Layout = 0) const;
bool EvaluateAsAbsolute(int64_t &Res, const MCAsmLayout *Layout = 0) const;
/// EvaluateAsRelocatable - Try to evaluate the expression to a relocatable
/// value, i.e. an expression of the fixed form (a - b + constant).
@ -75,13 +75,13 @@ public:
/// @param Res - The relocatable value, if evaluation succeeds.
/// @param Layout - The assembler layout object to use for evaluating values.
/// @result - True on success.
bool EvaluateAsRelocatable(MCValue &Res, MCAsmLayout *Layout = 0) const;
bool EvaluateAsRelocatable(MCValue &Res, const MCAsmLayout *Layout = 0) const;
/// @}
static bool classof(const MCExpr *) { return true; }
};
inline raw_ostream &operator<<(raw_ostream &OS, const MCExpr &E) {
E.print(OS);
return OS;
@ -351,12 +351,12 @@ protected:
MCTargetExpr() : MCExpr(Target) {}
virtual ~MCTargetExpr() {}
public:
virtual void PrintImpl(raw_ostream &OS) const = 0;
virtual bool EvaluateAsRelocatableImpl(MCValue &Res,
MCAsmLayout *Layout) const = 0;
const MCAsmLayout *Layout) const = 0;
static bool classof(const MCExpr *E) {
return E->getKind() == MCExpr::Target;
}

5
lib/MC/MCExpr.cpp
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@ -145,7 +145,7 @@ void MCTargetExpr::Anchor() {}
/* *** */
bool MCExpr::EvaluateAsAbsolute(int64_t &Res, MCAsmLayout *Layout) const {
bool MCExpr::EvaluateAsAbsolute(int64_t &Res, const MCAsmLayout *Layout) const {
MCValue Value;
if (!EvaluateAsRelocatable(Value, Layout) || !Value.isAbsolute())
@ -177,7 +177,8 @@ static bool EvaluateSymbolicAdd(const MCValue &LHS, const MCSymbol *RHS_A,
return true;
}
bool MCExpr::EvaluateAsRelocatable(MCValue &Res, MCAsmLayout *Layout) const {
bool MCExpr::EvaluateAsRelocatable(MCValue &Res,
const MCAsmLayout *Layout) const {
switch (getKind()) {
case Target:
return cast<MCTargetExpr>(this)->EvaluateAsRelocatableImpl(Res, Layout);

2
lib/Target/X86/X86MCTargetExpr.cpp
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@ -37,7 +37,7 @@ void X86MCTargetExpr::PrintImpl(raw_ostream &OS) const {
}
bool X86MCTargetExpr::EvaluateAsRelocatableImpl(MCValue &Res,
MCAsmLayout *Layout) const {
const MCAsmLayout *Layout) const {
// FIXME: I don't know if this is right, it followed MCSymbolRefExpr.
// Evaluate recursively if this is a variable.

2
lib/Target/X86/X86MCTargetExpr.h
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@ -41,7 +41,7 @@ public:
MCContext &Ctx);
void PrintImpl(raw_ostream &OS) const;
bool EvaluateAsRelocatableImpl(MCValue &Res, MCAsmLayout *Layout) const;
bool EvaluateAsRelocatableImpl(MCValue &Res, const MCAsmLayout *Layout) const;
};
} // end namespace llvm