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Add support for LLLi -> int128 in builtins.def 

llvm-svn: 71148
This commit is contained in:
Chris Lattner 2009-05-07 04:47:06 +00:00
parent d1604fde53
commit ed58599a7e
1 changed files with 22 additions and 21 deletions
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43
clang/lib/AST/Builtins.cpp
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@ -100,7 +100,8 @@ static QualType DecodeTypeFromStr(const char *&Str, ASTContext &Context,
Builtin::Context::GetBuiltinTypeError &Error,
bool AllowTypeModifiers = true) {
// Modifiers.
bool Long = false, LongLong = false, Signed = false, Unsigned = false;
int HowLong = 0;
bool Signed = false, Unsigned = false;
// Read the modifiers first.
bool Done = false;
@ -118,11 +119,8 @@ static QualType DecodeTypeFromStr(const char *&Str, ASTContext &Context,
Unsigned = true;
break;
case 'L':
assert(!LongLong && "Can't have LLL modifier");
if (Long)
LongLong = true;
else
Long = true;
assert(HowLong <= 2 && "Can't have LLLL modifier");
++HowLong;
break;
}
}
@ -133,39 +131,42 @@ static QualType DecodeTypeFromStr(const char *&Str, ASTContext &Context,
switch (*Str++) {
default: assert(0 && "Unknown builtin type letter!");
case 'v':
assert(!Long && !Signed && !Unsigned && "Bad modifiers used with 'v'!");
assert(HowLong == 0 && !Signed && !Unsigned &&
"Bad modifiers used with 'v'!");
Type = Context.VoidTy;
break;
case 'f':
assert(!Long && !Signed && !Unsigned && "Bad modifiers used with 'f'!");
assert(HowLong == 0 && !Signed && !Unsigned &&
"Bad modifiers used with 'f'!");
Type = Context.FloatTy;
break;
case 'd':
assert(!LongLong && !Signed && !Unsigned && "Bad modifiers used with 'd'!");
if (Long)
assert(HowLong < 2 && !Signed && !Unsigned &&
"Bad modifiers used with 'd'!");
if (HowLong)
Type = Context.LongDoubleTy;
else
Type = Context.DoubleTy;
break;
case 's':
assert(!LongLong && "Bad modifiers used with 's'!");
assert(HowLong == 0 && "Bad modifiers used with 's'!");
if (Unsigned)
Type = Context.UnsignedShortTy;
else
Type = Context.ShortTy;
break;
break;
case 'i':
if (LongLong)
if (HowLong == 3)
Type = Unsigned ? Context.UnsignedInt128Ty : Context.Int128Ty;
else if (HowLong == 2)
Type = Unsigned ? Context.UnsignedLongLongTy : Context.LongLongTy;
else if (Long)
else if (HowLong == 1)
Type = Unsigned ? Context.UnsignedLongTy : Context.LongTy;
else if (Unsigned)
Type = Context.UnsignedIntTy;
else
Type = Context.IntTy; // default is signed.
else
Type = Unsigned ? Context.UnsignedIntTy : Context.IntTy;
break;
case 'c':
assert(!Long && !LongLong && "Bad modifiers used with 'c'!");
assert(HowLong == 0 && "Bad modifiers used with 'c'!");
if (Signed)
Type = Context.SignedCharTy;
else if (Unsigned)
@ -174,11 +175,11 @@ static QualType DecodeTypeFromStr(const char *&Str, ASTContext &Context,
Type = Context.CharTy;
break;
case 'b': // boolean
assert(!Long && !Signed && !Unsigned && "Bad modifiers for 'b'!");
assert(HowLong == 0 && !Signed && !Unsigned && "Bad modifiers for 'b'!");
Type = Context.BoolTy;
break;
case 'z': // size_t.
assert(!Long && !Signed && !Unsigned && "Bad modifiers for 'z'!");
assert(HowLong == 0 && !Signed && !Unsigned && "Bad modifiers for 'z'!");
Type = Context.getSizeType();
break;
case 'F':