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Kill some dead code.

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llvm-svn: 139904
This commit is contained in:
Jim Grosbach 2011-09-16 16:45:40 +00:00
parent 94fec9618a
commit f41c168102
1 changed files with 0 additions and 45 deletions
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45
lib/Target/ARM/AsmParser/ARMAsmParser.cpp
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@ -87,10 +87,6 @@ class ARMAsmParser : public MCTargetAsmParser {
bool parseMemory(SmallVectorImpl<MCParsedAsmOperand*> &);
bool parseOperand(SmallVectorImpl<MCParsedAsmOperand*> &, StringRef Mnemonic);
bool parsePrefix(ARMMCExpr::VariantKind &RefKind);
const MCExpr *applyPrefixToExpr(const MCExpr *E,
MCSymbolRefExpr::VariantKind Variant);
bool parseMemRegOffsetShift(ARM_AM::ShiftOpc &ShiftType,
unsigned &ShiftAmount);
bool parseDirectiveWord(unsigned Size, SMLoc L);
@ -3068,47 +3064,6 @@ bool ARMAsmParser::parsePrefix(ARMMCExpr::VariantKind &RefKind) {
return false;
}
const MCExpr *
ARMAsmParser::applyPrefixToExpr(const MCExpr *E,
MCSymbolRefExpr::VariantKind Variant) {
// Recurse over the given expression, rebuilding it to apply the given variant
// to the leftmost symbol.
if (Variant == MCSymbolRefExpr::VK_None)
return E;
switch (E->getKind()) {
case MCExpr::Target:
llvm_unreachable("Can't handle target expr yet");
case MCExpr::Constant:
llvm_unreachable("Can't handle lower16/upper16 of constant yet");
case MCExpr::SymbolRef: {
const MCSymbolRefExpr *SRE = cast<MCSymbolRefExpr>(E);
if (SRE->getKind() != MCSymbolRefExpr::VK_None)
return 0;
return MCSymbolRefExpr::Create(&SRE->getSymbol(), Variant, getContext());
}
case MCExpr::Unary:
llvm_unreachable("Can't handle unary expressions yet");
case MCExpr::Binary: {
const MCBinaryExpr *BE = cast<MCBinaryExpr>(E);
const MCExpr *LHS = applyPrefixToExpr(BE->getLHS(), Variant);
const MCExpr *RHS = BE->getRHS();
if (!LHS)
return 0;
return MCBinaryExpr::Create(BE->getOpcode(), LHS, RHS, getContext());
}
}
assert(0 && "Invalid expression kind!");
return 0;
}
/// \brief Given a mnemonic, split out possible predication code and carry
/// setting letters to form a canonical mnemonic and flags.
//