[llvm-commits] [llvm] r116142 - in /llvm/trunk/lib/MC/MCParser: AsmParser.cpp ELFAsmParser.cpp
Michael J. Spencer
bigcheesegs at gmail.com
Fri Oct 8 20:47:55 PDT 2010
Author: mspencer
Date: Fri Oct 8 22:47:55 2010
New Revision: 116142
URL: http://llvm.org/viewvc/llvm-project?rev=116142&view=rev
Log:
MC: Move ParseDirectiveELFType into ELFAsmParser. COFF uses .type for something else.
Modified:
llvm/trunk/lib/MC/MCParser/AsmParser.cpp
llvm/trunk/lib/MC/MCParser/ELFAsmParser.cpp
Modified: llvm/trunk/lib/MC/MCParser/AsmParser.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/MCParser/AsmParser.cpp?rev=116142&r1=116141&r2=116142&view=diff
==============================================================================
--- llvm/trunk/lib/MC/MCParser/AsmParser.cpp (original)
+++ llvm/trunk/lib/MC/MCParser/AsmParser.cpp Fri Oct 8 22:47:55 2010
@@ -983,8 +983,6 @@
return ParseDirectiveSymbolAttribute(MCSA_Protected);
if (IDVal == ".reference")
return ParseDirectiveSymbolAttribute(MCSA_Reference);
- if (IDVal == ".type")
- return ParseDirectiveELFType();
if (IDVal == ".weak")
return ParseDirectiveSymbolAttribute(MCSA_Weak);
if (IDVal == ".weak_definition")
@@ -1701,52 +1699,6 @@
return false;
}
-/// ParseDirectiveELFType
-/// ::= .type identifier , @attribute
-bool AsmParser::ParseDirectiveELFType() {
- StringRef Name;
- if (ParseIdentifier(Name))
- return TokError("expected identifier in directive");
-
- // Handle the identifier as the key symbol.
- MCSymbol *Sym = getContext().GetOrCreateSymbol(Name);
-
- if (getLexer().isNot(AsmToken::Comma))
- return TokError("unexpected token in '.type' directive");
- Lex();
-
- if (getLexer().isNot(AsmToken::At))
- return TokError("expected '@' before type");
- Lex();
-
- StringRef Type;
- SMLoc TypeLoc;
-
- TypeLoc = getLexer().getLoc();
- if (ParseIdentifier(Type))
- return TokError("expected symbol type in directive");
-
- MCSymbolAttr Attr = StringSwitch<MCSymbolAttr>(Type)
- .Case("function", MCSA_ELF_TypeFunction)
- .Case("object", MCSA_ELF_TypeObject)
- .Case("tls_object", MCSA_ELF_TypeTLS)
- .Case("common", MCSA_ELF_TypeCommon)
- .Case("notype", MCSA_ELF_TypeNoType)
- .Default(MCSA_Invalid);
-
- if (Attr == MCSA_Invalid)
- return Error(TypeLoc, "unsupported attribute in '.type' directive");
-
- if (getLexer().isNot(AsmToken::EndOfStatement))
- return TokError("unexpected token in '.type' directive");
-
- Lex();
-
- getStreamer().EmitSymbolAttribute(Sym, Attr);
-
- return false;
-}
-
/// ParseDirectiveComm
/// ::= ( .comm | .lcomm ) identifier , size_expression [ , align_expression ]
bool AsmParser::ParseDirectiveComm(bool IsLocal) {
Modified: llvm/trunk/lib/MC/MCParser/ELFAsmParser.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/MCParser/ELFAsmParser.cpp?rev=116142&r1=116141&r2=116142&view=diff
==============================================================================
--- llvm/trunk/lib/MC/MCParser/ELFAsmParser.cpp (original)
+++ llvm/trunk/lib/MC/MCParser/ELFAsmParser.cpp Fri Oct 8 22:47:55 2010
@@ -8,13 +8,13 @@
//===----------------------------------------------------------------------===//
#include "llvm/MC/MCParser/MCAsmParserExtension.h"
+#include "llvm/ADT/StringSwitch.h"
#include "llvm/ADT/Twine.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCParser/MCAsmLexer.h"
#include "llvm/MC/MCSectionELF.h"
#include "llvm/MC/MCStreamer.h"
-#include "llvm/ADT/Twine.h"
using namespace llvm;
namespace {
@@ -49,6 +49,7 @@
AddDirectiveHandler<&ELFAsmParser::ParseDirectiveSection>(".section");
AddDirectiveHandler<&ELFAsmParser::ParseDirectiveSize>(".size");
AddDirectiveHandler<&ELFAsmParser::ParseDirectivePrevious>(".previous");
+ AddDirectiveHandler<&ELFAsmParser::ParseDirectiveType>(".type");
}
// FIXME: Part of this logic is duplicated in the MCELFStreamer. What is
@@ -112,6 +113,7 @@
bool ParseDirectiveSection(StringRef, SMLoc);
bool ParseDirectiveSize(StringRef, SMLoc);
bool ParseDirectivePrevious(StringRef, SMLoc);
+ bool ParseDirectiveType(StringRef, SMLoc);
private:
bool ParseSectionName(StringRef &SectionName);
@@ -297,6 +299,52 @@
return false;
}
+/// ParseDirectiveELFType
+/// ::= .type identifier , @attribute
+bool ELFAsmParser::ParseDirectiveType(StringRef, SMLoc) {
+ StringRef Name;
+ if (getParser().ParseIdentifier(Name))
+ return TokError("expected identifier in directive");
+
+ // Handle the identifier as the key symbol.
+ MCSymbol *Sym = getContext().GetOrCreateSymbol(Name);
+
+ if (getLexer().isNot(AsmToken::Comma))
+ return TokError("unexpected token in '.type' directive");
+ Lex();
+
+ if (getLexer().isNot(AsmToken::At))
+ return TokError("expected '@' before type");
+ Lex();
+
+ StringRef Type;
+ SMLoc TypeLoc;
+
+ TypeLoc = getLexer().getLoc();
+ if (getParser().ParseIdentifier(Type))
+ return TokError("expected symbol type in directive");
+
+ MCSymbolAttr Attr = StringSwitch<MCSymbolAttr>(Type)
+ .Case("function", MCSA_ELF_TypeFunction)
+ .Case("object", MCSA_ELF_TypeObject)
+ .Case("tls_object", MCSA_ELF_TypeTLS)
+ .Case("common", MCSA_ELF_TypeCommon)
+ .Case("notype", MCSA_ELF_TypeNoType)
+ .Default(MCSA_Invalid);
+
+ if (Attr == MCSA_Invalid)
+ return Error(TypeLoc, "unsupported attribute in '.type' directive");
+
+ if (getLexer().isNot(AsmToken::EndOfStatement))
+ return TokError("unexpected token in '.type' directive");
+
+ Lex();
+
+ getStreamer().EmitSymbolAttribute(Sym, Attr);
+
+ return false;
+}
+
namespace llvm {
MCAsmParserExtension *createELFAsmParser() {
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