X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FAsmParser%2FLLLexer.cpp;h=857fa1ef626f01d9e4437b2b6fcf49e1a1b5e379;hb=bea4626f93c830e31f82cc947df28fdae583cd09;hp=315048c748a8edd8f8c22bc0cbe6614f04f37c84;hpb=3e0c99a26f365bddb667124db40a5734e35c5a2d;p=oota-llvm.git

diff --git a/lib/AsmParser/LLLexer.cpp b/lib/AsmParser/LLLexer.cpp
index 315048c748a..857fa1ef626 100644
--- a/lib/AsmParser/LLLexer.cpp
+++ b/lib/AsmParser/LLLexer.cpp
@@ -15,18 +15,20 @@
 #include "llvm/DerivedTypes.h"
 #include "llvm/Instruction.h"
 #include "llvm/LLVMContext.h"
+#include "llvm/ADT/Twine.h"
+#include "llvm/Assembly/Parser.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/MathExtras.h"
 #include "llvm/Support/SourceMgr.h"
 #include "llvm/Support/raw_ostream.h"
-#include "llvm/Assembly/Parser.h"
+#include <cctype>
 #include <cstdio>
 #include <cstdlib>
 #include <cstring>
 using namespace llvm;
 
-bool LLLexer::Error(LocTy ErrorLoc, const std::string &Msg) const {
+bool LLLexer::Error(LocTy ErrorLoc, const Twine &Msg) const {
   ErrorInfo = SM.GetMessage(ErrorLoc, Msg, "error");
   return true;
 }
@@ -254,7 +256,7 @@ lltok::Kind LLLexer::LexToken() {
   case ';':
     SkipLineComment();
     return LexToken();
-  case '!': return LexMetadata();
+  case '!': return LexExclaim();
   case '0': case '1': case '2': case '3': case '4':
   case '5': case '6': case '7': case '8': case '9':
   case '-':
@@ -422,11 +424,11 @@ static bool JustWhitespaceNewLine(const char *&Ptr) {
   return false;
 }
 
-/// LexMetadata:
-///    !{...}
-///    !42
+/// LexExclaim:
 ///    !foo
-lltok::Kind LLLexer::LexMetadata() {
+///    !
+lltok::Kind LLLexer::LexExclaim() {
+  // Lex a metadata name as a MetadataVar.
   if (isalpha(CurPtr[0])) {
     ++CurPtr;
     while (isalnum(CurPtr[0]) || CurPtr[0] == '-' || CurPtr[0] == '$' ||
@@ -434,9 +436,9 @@ lltok::Kind LLLexer::LexMetadata() {
       ++CurPtr;
 
     StrVal.assign(TokStart+1, CurPtr);   // Skip !
-    return lltok::NamedMD;
+    return lltok::MetadataVar;
   }
-  return lltok::Metadata;
+  return lltok::exclaim;
 }
   
 /// LexIdentifier: Handle several related productions:
@@ -492,6 +494,8 @@ lltok::Kind LLLexer::LexIdentifier() {
 
   KEYWORD(private);
   KEYWORD(linker_private);
+  KEYWORD(linker_private_weak);
+  KEYWORD(linker_private_weak_def_auto);
   KEYWORD(internal);
   KEYWORD(available_externally);
   KEYWORD(linkonce);
@@ -505,6 +509,7 @@ lltok::Kind LLLexer::LexIdentifier() {
   KEYWORD(default);
   KEYWORD(hidden);
   KEYWORD(protected);
+  KEYWORD(unnamed_addr);
   KEYWORD(extern_weak);
   KEYWORD(external);
   KEYWORD(thread_local);
@@ -529,17 +534,21 @@ lltok::Kind LLLexer::LexIdentifier() {
   KEYWORD(module);
   KEYWORD(asm);
   KEYWORD(sideeffect);
+  KEYWORD(alignstack);
   KEYWORD(gc);
-  KEYWORD(dbg);
 
   KEYWORD(ccc);
   KEYWORD(fastcc);
   KEYWORD(coldcc);
   KEYWORD(x86_stdcallcc);
   KEYWORD(x86_fastcallcc);
+  KEYWORD(x86_thiscallcc);
   KEYWORD(arm_apcscc);
   KEYWORD(arm_aapcscc);
   KEYWORD(arm_aapcs_vfpcc);
+  KEYWORD(msp430_intrcc);
+  KEYWORD(ptx_kernel);
+  KEYWORD(ptx_device);
 
   KEYWORD(cc);
   KEYWORD(c);
@@ -566,6 +575,7 @@ lltok::Kind LLLexer::LexIdentifier() {
   KEYWORD(noredzone);
   KEYWORD(noimplicitfloat);
   KEYWORD(naked);
+  KEYWORD(hotpatch);
 
   KEYWORD(type);
   KEYWORD(opaque);
@@ -576,6 +586,7 @@ lltok::Kind LLLexer::LexIdentifier() {
   KEYWORD(oge); KEYWORD(ord); KEYWORD(uno); KEYWORD(ueq); KEYWORD(une);
 
   KEYWORD(x);
+  KEYWORD(blockaddress);
 #undef KEYWORD
 
   // Keywords for types.
@@ -590,6 +601,7 @@ lltok::Kind LLLexer::LexIdentifier() {
   TYPEKEYWORD("ppc_fp128", Type::getPPC_FP128Ty(Context));
   TYPEKEYWORD("label",     Type::getLabelTy(Context));
   TYPEKEYWORD("metadata",  Type::getMetadataTy(Context));
+  TYPEKEYWORD("x86_mmx",   Type::getX86_MMXTy(Context));
 #undef TYPEKEYWORD
 
   // Handle special forms for autoupgrading.  Drop these in LLVM 3.0.  This is
@@ -602,6 +614,14 @@ lltok::Kind LLLexer::LexIdentifier() {
     // Scan CurPtr ahead, seeing if there is just whitespace before the newline.
     if (JustWhitespaceNewLine(CurPtr))
       return lltok::kw_zeroext;
+  } else if (Len == 6 && !memcmp(StartChar, "malloc", 6)) {
+    // FIXME: Remove in LLVM 3.0.
+    // Autoupgrade malloc instruction.
+    return lltok::kw_malloc;
+  } else if (Len == 4 && !memcmp(StartChar, "free", 4)) {
+    // FIXME: Remove in LLVM 3.0.
+    // Autoupgrade malloc instruction.
+    return lltok::kw_free;
   }
 
   // Keywords for instructions.
@@ -637,13 +657,12 @@ lltok::Kind LLLexer::LexIdentifier() {
   INSTKEYWORD(ret,         Ret);
   INSTKEYWORD(br,          Br);
   INSTKEYWORD(switch,      Switch);
+  INSTKEYWORD(indirectbr,  IndirectBr);
   INSTKEYWORD(invoke,      Invoke);
   INSTKEYWORD(unwind,      Unwind);
   INSTKEYWORD(unreachable, Unreachable);
 
-  INSTKEYWORD(malloc,      Malloc);
   INSTKEYWORD(alloca,      Alloca);
-  INSTKEYWORD(free,        Free);
   INSTKEYWORD(load,        Load);
   INSTKEYWORD(store,       Store);
   INSTKEYWORD(getelementptr, GetElementPtr);
@@ -665,7 +684,7 @@ lltok::Kind LLLexer::LexIdentifier() {
     APInt Tmp(bits, StringRef(TokStart+3, len), 16);
     uint32_t activeBits = Tmp.getActiveBits();
     if (activeBits > 0 && activeBits < bits)
-      Tmp.trunc(activeBits);
+      Tmp = Tmp.trunc(activeBits);
     APSIntVal = APSInt(Tmp, TokStart[0] == 'u');
     return lltok::APSInt;
   }
@@ -792,12 +811,12 @@ lltok::Kind LLLexer::LexDigitOrNegative() {
     if (TokStart[0] == '-') {
       uint32_t minBits = Tmp.getMinSignedBits();
       if (minBits > 0 && minBits < numBits)
-        Tmp.trunc(minBits);
+        Tmp = Tmp.trunc(minBits);
       APSIntVal = APSInt(Tmp, false);
     } else {
       uint32_t activeBits = Tmp.getActiveBits();
       if (activeBits > 0 && activeBits < numBits)
-        Tmp.trunc(activeBits);
+        Tmp = Tmp.trunc(activeBits);
       APSIntVal = APSInt(Tmp, true);
     }
     return lltok::APSInt;
@@ -816,7 +835,7 @@ lltok::Kind LLLexer::LexDigitOrNegative() {
     }
   }
 
-  APFloatVal = APFloat(atof(TokStart));
+  APFloatVal = APFloat(std::atof(TokStart));
   return lltok::APFloat;
 }
 
@@ -850,6 +869,6 @@ lltok::Kind LLLexer::LexPositive() {
     }
   }
 
-  APFloatVal = APFloat(atof(TokStart));
+  APFloatVal = APFloat(std::atof(TokStart));
   return lltok::APFloat;
 }