/* Comments start with a ; and go till end of line */
Comment ;.*
-/* Variable(Value) identifiers start with a % sign */
-VarID %[-a-zA-Z$._][-a-zA-Z$._0-9]*
+/* Local Values and Type identifiers start with a % sign */
+LocalVarName %[-a-zA-Z$._][-a-zA-Z$._0-9]*
+
+/* Global Value identifiers start with an @ sign */
+GlobalVarName @[-a-zA-Z$._][-a-zA-Z$._0-9]*
/* Label identifiers end with a colon */
Label [-a-zA-Z$._0-9]+:
/* Quoted names can contain any character except " and \ */
StringConstant \"[^\"]*\"
+AtStringConstant @\"[^\"]*\"
+
+/* LocalVarID/GlobalVarID: match an unnamed local variable slot ID. */
+LocalVarID %[0-9]+
+GlobalVarID @[0-9]+
-
-/* [PN]Integer: match positive and negative literal integer values that
- * are preceeded by a '%' character. These represent unnamed variable slots.
- */
-EPInteger %[0-9]+
-ENInteger %-[0-9]+
-
+/* Integer types are specified with i and a bitwidth */
IntegerType i[0-9]+
-
-/* E[PN]Integer: match positive and negative literal integer values */
+/* E[PN]Integer: match positive and negative literal integer values. */
PInteger [0-9]+
NInteger -[0-9]+
target { return TARGET; }
triple { return TRIPLE; }
deplibs { return DEPLIBS; }
-endian { return ENDIAN; }
-pointersize { return POINTERSIZE; }
datalayout { return DATALAYOUT; }
-little { return LITTLE; }
-big { return BIG; }
volatile { return VOLATILE; }
align { return ALIGN; }
section { return SECTION; }
cc { return CC_TOK; }
ccc { return CCC_TOK; }
-csretcc { return CSRETCC_TOK; }
fastcc { return FASTCC_TOK; }
coldcc { return COLDCC_TOK; }
x86_stdcallcc { return X86_STDCALLCC_TOK; }
x86_fastcallcc { return X86_FASTCALLCC_TOK; }
+inreg { return INREG; }
+sret { return SRET; }
+
void { RET_TY(Type::VoidTy, VOID); }
float { RET_TY(Type::FloatTy, FLOAT); }
double { RET_TY(Type::DoubleTy,DOUBLE);}
urem { RET_TOK(BinaryOpVal, URem, UREM); }
srem { RET_TOK(BinaryOpVal, SRem, SREM); }
frem { RET_TOK(BinaryOpVal, FRem, FREM); }
+shl { RET_TOK(BinaryOpVal, Shl, SHL); }
+lshr { RET_TOK(BinaryOpVal, LShr, LSHR); }
+ashr { RET_TOK(BinaryOpVal, AShr, ASHR); }
and { RET_TOK(BinaryOpVal, And, AND); }
or { RET_TOK(BinaryOpVal, Or , OR ); }
xor { RET_TOK(BinaryOpVal, Xor, XOR); }
icmp { RET_TOK(OtherOpVal, ICmp, ICMP); }
fcmp { RET_TOK(OtherOpVal, FCmp, FCMP); }
+
eq { return EQ; }
ne { return NE; }
slt { return SLT; }
ptrtoint { RET_TOK(CastOpVal, PtrToInt, PTRTOINT); }
bitcast { RET_TOK(CastOpVal, BitCast, BITCAST); }
select { RET_TOK(OtherOpVal, Select, SELECT); }
-shl { RET_TOK(OtherOpVal, Shl, SHL); }
-lshr { RET_TOK(OtherOpVal, LShr, LSHR); }
-ashr { RET_TOK(OtherOpVal, AShr, ASHR); }
va_arg { RET_TOK(OtherOpVal, VAArg , VAARG); }
ret { RET_TOK(TermOpVal, Ret, RET); }
br { RET_TOK(TermOpVal, Br, BR); }
shufflevector { RET_TOK(OtherOpVal, ShuffleVector, SHUFFLEVECTOR); }
-{VarID} {
+{LocalVarName} {
UnEscapeLexed(yytext+1);
llvmAsmlval.StrVal = strdup(yytext+1); // Skip %
- return VAR_ID;
+ return LOCALVAR;
+ }
+{GlobalVarName} {
+ UnEscapeLexed(yytext+1);
+ llvmAsmlval.StrVal = strdup(yytext+1); // Skip @
+ return GLOBALVAR;
}
{Label} {
yytext[strlen(yytext)-1] = 0; // nuke colon
llvmAsmlval.StrVal = strdup(yytext+1); // Nuke start quote
return STRINGCONSTANT;
}
+{AtStringConstant} {
+ yytext[strlen(yytext)-1] = 0; // nuke end quote
+ llvmAsmlval.StrVal = strdup(yytext+2); // Nuke @, quote
+ return ATSTRINGCONSTANT;
+ }
+
{PInteger} { llvmAsmlval.UInt64Val = atoull(yytext); return EUINT64VAL; }
return yytext[0] == 's' ? ESINT64VAL : EUINT64VAL;
}
-{EPInteger} {
+{LocalVarID} {
uint64_t Val = atoull(yytext+1);
if ((unsigned)Val != Val)
GenerateError("Invalid value number (too large)!");
llvmAsmlval.UIntVal = unsigned(Val);
- return UINTVAL;
+ return LOCALVAL_ID;
}
-{ENInteger} {
- uint64_t Val = atoull(yytext+2);
- // +1: we have bigger negative range
- if (Val > (uint64_t)INT32_MAX+1)
- GenerateError("Constant too large for signed 32 bits!");
- llvmAsmlval.SIntVal = (int)-Val;
- return SINTVAL;
+{GlobalVarID} {
+ uint64_t Val = atoull(yytext+1);
+ if ((unsigned)Val != Val)
+ GenerateError("Invalid value number (too large)!");
+ llvmAsmlval.UIntVal = unsigned(Val);
+ return GLOBALVAL_ID;
}
{FPConstant} { llvmAsmlval.FPVal = atof(yytext); return FPVAL; }