mirror of
https://github.com/RPCSX/llvm.git
synced 2024-12-14 15:39:00 +00:00
30d0c58fc9
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33212 91177308-0d34-0410-b5e6-96231b3b80d8
274 lines
8.9 KiB
C++
274 lines
8.9 KiB
C++
/*===-- UpgradeLexer.l - Scanner for 1.9 assembly files --------*- C++ -*--===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file was developed by Reid Spencer and is distributed under the
|
|
// University of Illinois Open Source License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file implements the flex scanner for LLVM 1.9 assembly languages files.
|
|
//
|
|
//===----------------------------------------------------------------------===*/
|
|
|
|
%option prefix="Upgrade"
|
|
%option yylineno
|
|
%option nostdinit
|
|
%option never-interactive
|
|
%option batch
|
|
%option noyywrap
|
|
%option nodefault
|
|
%option 8bit
|
|
%option outfile="UpgradeLexer.cpp"
|
|
%option ecs
|
|
%option noreject
|
|
%option noyymore
|
|
|
|
%{
|
|
|
|
#include "UpgradeInternals.h"
|
|
#include "UpgradeParser.h"
|
|
#include <cctype>
|
|
#include <cstdlib>
|
|
|
|
#define YY_INPUT(buf,result,max_size) \
|
|
{ \
|
|
if (LexInput->good() && !LexInput->eof()) { \
|
|
LexInput->read(buf,max_size); \
|
|
result = LexInput->gcount(); \
|
|
} else {\
|
|
result = YY_NULL; \
|
|
} \
|
|
}
|
|
|
|
|
|
// Construct a token value for a non-obsolete token
|
|
#define RET_TOK(sym) \
|
|
Upgradelval.String = new std::string(yytext); \
|
|
return sym
|
|
|
|
#define RET_TY(sym,OldTY,NewTY,sign) \
|
|
Upgradelval.Type = getTypeInfo(NewTY, OldTY); \
|
|
return sym
|
|
|
|
#define YY_NEVER_INTERACTIVE 1
|
|
%}
|
|
|
|
|
|
|
|
/* 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]*
|
|
|
|
/* Label identifiers end with a colon */
|
|
Label [-a-zA-Z$._0-9]+:
|
|
QuoteLabel \"[^\"]+\":
|
|
|
|
/* Quoted names can contain any character except " and \ */
|
|
StringConstant \"[^\"]*\"
|
|
|
|
|
|
/* [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]+
|
|
|
|
|
|
/* E[PN]Integer: match positive and negative literal integer values */
|
|
PInteger [0-9]+
|
|
NInteger -[0-9]+
|
|
|
|
/* FPConstant - A Floating point constant.
|
|
*/
|
|
FPConstant [-+]?[0-9]+[.][0-9]*([eE][-+]?[0-9]+)?
|
|
|
|
/* HexFPConstant - Floating point constant represented in IEEE format as a
|
|
* hexadecimal number for when exponential notation is not precise enough.
|
|
*/
|
|
HexFPConstant 0x[0-9A-Fa-f]+
|
|
|
|
/* HexIntConstant - Hexadecimal constant generated by the CFE to avoid forcing
|
|
* it to deal with 64 bit numbers.
|
|
*/
|
|
HexIntConstant [us]0x[0-9A-Fa-f]+
|
|
%%
|
|
|
|
{Comment} { /* Ignore comments for now */ }
|
|
|
|
begin { RET_TOK( BEGINTOK); }
|
|
end { RET_TOK( ENDTOK); }
|
|
true { RET_TOK( TRUETOK); }
|
|
false { RET_TOK( FALSETOK); }
|
|
declare { RET_TOK( DECLARE); }
|
|
global { RET_TOK( GLOBAL); }
|
|
constant { RET_TOK( CONSTANT); }
|
|
internal { RET_TOK( INTERNAL); }
|
|
linkonce { RET_TOK( LINKONCE); }
|
|
weak { RET_TOK( WEAK); }
|
|
appending { RET_TOK( APPENDING); }
|
|
dllimport { RET_TOK( DLLIMPORT); }
|
|
dllexport { RET_TOK( DLLEXPORT); }
|
|
extern_weak { RET_TOK( EXTERN_WEAK); }
|
|
external { RET_TOK( EXTERNAL); }
|
|
uninitialized { RET_TOK( UNINITIALIZED); } // alias for external
|
|
implementation { RET_TOK( IMPLEMENTATION); }
|
|
zeroinitializer { RET_TOK( ZEROINITIALIZER); }
|
|
\.\.\. { RET_TOK( DOTDOTDOT); }
|
|
undef { RET_TOK( UNDEF); }
|
|
null { RET_TOK( NULL_TOK); }
|
|
to { RET_TOK( TO); }
|
|
tail { RET_TOK( TAIL); }
|
|
target { RET_TOK( TARGET); }
|
|
triple { RET_TOK( TRIPLE); }
|
|
deplibs { RET_TOK( DEPLIBS); }
|
|
endian { RET_TOK( ENDIAN); }
|
|
pointersize { RET_TOK( POINTERSIZE); }
|
|
datalayout { RET_TOK( DATALAYOUT); }
|
|
little { RET_TOK( LITTLE); }
|
|
big { RET_TOK( BIG); }
|
|
volatile { RET_TOK( VOLATILE); }
|
|
align { RET_TOK( ALIGN); }
|
|
section { RET_TOK( SECTION); }
|
|
module { RET_TOK( MODULE); }
|
|
asm { RET_TOK( ASM_TOK); }
|
|
sideeffect { RET_TOK( SIDEEFFECT); }
|
|
|
|
cc { RET_TOK( CC_TOK); }
|
|
ccc { RET_TOK( CCC_TOK); }
|
|
csretcc { RET_TOK( CSRETCC_TOK); }
|
|
fastcc { RET_TOK( FASTCC_TOK); }
|
|
coldcc { RET_TOK( COLDCC_TOK); }
|
|
x86_stdcallcc { RET_TOK( X86_STDCALLCC_TOK); }
|
|
x86_fastcallcc { RET_TOK( X86_FASTCALLCC_TOK); }
|
|
|
|
void { RET_TY(VOID,VoidTy,"void",false); }
|
|
bool { RET_TY(BOOL,BoolTy,"i1",false); }
|
|
sbyte { RET_TY(SBYTE,SByteTy,"i8",true); }
|
|
ubyte { RET_TY(UBYTE,UByteTy,"i8",false); }
|
|
short { RET_TY(SHORT,ShortTy,"i16",true); }
|
|
ushort { RET_TY(USHORT,UShortTy,"i16",false); }
|
|
int { RET_TY(INT,IntTy,"i32",true); }
|
|
uint { RET_TY(UINT,UIntTy,"i32",false); }
|
|
long { RET_TY(LONG,LongTy,"i64",true); }
|
|
ulong { RET_TY(ULONG,ULongTy,"i64",false); }
|
|
i8 { RET_TY(UBYTE,UByteTy,"i8",false); }
|
|
i16 { RET_TY(USHORT,UShortTy,"i16",false); }
|
|
i32 { RET_TY(UINT,UIntTy,"i32",false); }
|
|
i64 { RET_TY(ULONG,ULongTy,"i64",false); }
|
|
float { RET_TY(FLOAT,FloatTy,"float",false); }
|
|
double { RET_TY(DOUBLE,DoubleTy,"double",false); }
|
|
label { RET_TY(LABEL,LabelTy,"label",false); }
|
|
opaque { RET_TOK(OPAQUE); }
|
|
type { RET_TOK(TYPE); }
|
|
|
|
add { RET_TOK( ADD); }
|
|
sub { RET_TOK( SUB); }
|
|
mul { RET_TOK( MUL); }
|
|
div { RET_TOK( DIV); }
|
|
udiv { RET_TOK( UDIV); }
|
|
sdiv { RET_TOK( SDIV); }
|
|
fdiv { RET_TOK( FDIV); }
|
|
rem { RET_TOK( REM); }
|
|
urem { RET_TOK( UREM); }
|
|
srem { RET_TOK( SREM); }
|
|
frem { RET_TOK( FREM); }
|
|
and { RET_TOK( AND); }
|
|
or { RET_TOK( OR); }
|
|
xor { RET_TOK( XOR); }
|
|
setne { RET_TOK( SETNE); }
|
|
seteq { RET_TOK( SETEQ); }
|
|
setlt { RET_TOK( SETLT); }
|
|
setgt { RET_TOK( SETGT); }
|
|
setle { RET_TOK( SETLE); }
|
|
setge { RET_TOK( SETGE); }
|
|
icmp { RET_TOK(ICMP); }
|
|
fcmp { RET_TOK(FCMP); }
|
|
eq { RET_TOK(EQ); }
|
|
ne { RET_TOK(NE); }
|
|
slt { RET_TOK(SLT); }
|
|
sgt { RET_TOK(SGT); }
|
|
sle { RET_TOK(SLE); }
|
|
sge { RET_TOK(SGE); }
|
|
oeq { RET_TOK(OEQ); }
|
|
one { RET_TOK(ONE); }
|
|
olt { RET_TOK(OLT); }
|
|
ogt { RET_TOK(OGT); }
|
|
ole { RET_TOK(OLE); }
|
|
oge { RET_TOK(OGE); }
|
|
ord { RET_TOK(ORD); }
|
|
uno { RET_TOK(UNO); }
|
|
ueq { RET_TOK(UEQ); }
|
|
une { RET_TOK(UNE); }
|
|
ult { RET_TOK(ULT); }
|
|
ugt { RET_TOK(UGT); }
|
|
ule { RET_TOK(ULE); }
|
|
uge { RET_TOK(UGE); }
|
|
|
|
phi { RET_TOK( PHI_TOK); }
|
|
call { RET_TOK( CALL); }
|
|
cast { RET_TOK( CAST); }
|
|
trunc { RET_TOK( TRUNC); }
|
|
zext { RET_TOK( ZEXT); }
|
|
sext { RET_TOK( SEXT); }
|
|
fptrunc { RET_TOK( FPTRUNC); }
|
|
fpext { RET_TOK( FPEXT); }
|
|
fptoui { RET_TOK( FPTOUI); }
|
|
fptosi { RET_TOK( FPTOSI); }
|
|
uitofp { RET_TOK( UITOFP); }
|
|
sitofp { RET_TOK( SITOFP); }
|
|
ptrtoint { RET_TOK( PTRTOINT); }
|
|
inttoptr { RET_TOK( INTTOPTR); }
|
|
bitcast { RET_TOK( BITCAST); }
|
|
select { RET_TOK( SELECT); }
|
|
shl { RET_TOK( SHL); }
|
|
shr { RET_TOK( SHR); }
|
|
ashr { RET_TOK( ASHR); }
|
|
lshr { RET_TOK( LSHR); }
|
|
va_arg { RET_TOK( VAARG); }
|
|
ret { RET_TOK( RET); }
|
|
br { RET_TOK( BR); }
|
|
switch { RET_TOK( SWITCH); }
|
|
invoke { RET_TOK( INVOKE); }
|
|
unwind { RET_TOK( UNWIND); }
|
|
except { RET_TOK( EXCEPT); } // alias for unwind
|
|
unreachable { RET_TOK( UNREACHABLE); }
|
|
|
|
malloc { RET_TOK( MALLOC); }
|
|
alloca { RET_TOK( ALLOCA); }
|
|
free { RET_TOK( FREE); }
|
|
load { RET_TOK( LOAD); }
|
|
store { RET_TOK( STORE); }
|
|
getelementptr { RET_TOK( GETELEMENTPTR); }
|
|
|
|
extractelement { RET_TOK( EXTRACTELEMENT); }
|
|
insertelement { RET_TOK( INSERTELEMENT); }
|
|
shufflevector { RET_TOK( SHUFFLEVECTOR); }
|
|
|
|
|
|
{VarID} { RET_TOK( VAR_ID); }
|
|
{Label} { RET_TOK( LABELSTR); }
|
|
{QuoteLabel} { RET_TOK( LABELSTR); }
|
|
{StringConstant} { RET_TOK( STRINGCONSTANT ); }
|
|
{PInteger} { RET_TOK( EUINT64VAL ); }
|
|
{NInteger} { RET_TOK( ESINT64VAL ); }
|
|
{HexIntConstant} { RET_TOK( yytext[0] == 's' ? ESINT64VAL : EUINT64VAL ); }
|
|
{EPInteger} { RET_TOK( UINTVAL); }
|
|
{ENInteger} { RET_TOK( SINTVAL); }
|
|
{FPConstant} { RET_TOK( FPVAL); }
|
|
{HexFPConstant} { RET_TOK( FPVAL); }
|
|
<<EOF>> {
|
|
/* Make sure to free the internal buffers for flex when we are
|
|
* done reading our input!
|
|
*/
|
|
yy_delete_buffer(YY_CURRENT_BUFFER);
|
|
return EOF;
|
|
}
|
|
|
|
[ \r\t\n] { /* Ignore whitespace */ }
|
|
. { return yytext[0]; }
|
|
|
|
%%
|