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factor optional alignment

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llvm-svn: 24207
This commit is contained in:
Chris Lattner 2005-11-06 06:34:12 +00:00
parent cf11aefc91
commit e09addd94b
1 changed files with 23 additions and 34 deletions
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57
lib/AsmParser/llvmAsmParser.y
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@ -948,7 +948,7 @@ Module *llvm::RunVMAsmParser(const char * AsmString, Module * M) {
%token <StrVal> VAR_ID LABELSTR STRINGCONSTANT
%type <StrVal> Name OptName OptAssign
%type <UIntVal> OptCAlign
%token IMPLEMENTATION ZEROINITIALIZER TRUETOK FALSETOK BEGINTOK ENDTOK
%token DECLARE GLOBAL CONSTANT VOLATILE
@ -1035,6 +1035,11 @@ OptCallingConv : /*empty*/ { $$ = CallingConv::C; } |
$$ = $2;
};
// OptAlign/OptCAlign - An optional alignment, and an optional alignment with
// a comma before it.
OptCAlign : /*empty*/ { $$ = 0; } |
',' ALIGN EUINT64VAL { $$ = $3; };
//===----------------------------------------------------------------------===//
// Types includes all predefined types... except void, because it can only be
// used in specific contexts (function returning void for example). To have
@ -2204,48 +2209,32 @@ OptVolatile : VOLATILE {
MemoryInst : MALLOC Types {
$$ = new MallocInst(*$2);
MemoryInst : MALLOC Types OptCAlign {
if ($3 & ($3-1))
ThrowException("Alignment amount '" + utostr($3) +
"' is not a power of 2!");
$$ = new MallocInst(*$2, 0, $3);
delete $2;
}
| MALLOC Types ',' ALIGN EUINT64VAL {
if ($5 & ($5-1))
ThrowException("Alignment amount '" + utostr($5) +
| MALLOC Types ',' UINT ValueRef OptCAlign {
if ($6 & ($6-1))
ThrowException("Alignment amount '" + utostr($6) +
"' is not a power of 2!");
$$ = new MallocInst(*$2, 0, $5);
$$ = new MallocInst(*$2, getVal($4, $5), $6);
delete $2;
}
| MALLOC Types ',' UINT ValueRef {
$$ = new MallocInst(*$2, getVal($4, $5));
delete $2;
}
| MALLOC Types ',' UINT ValueRef ',' ALIGN EUINT64VAL {
if ($8 & ($8-1))
ThrowException("Alignment amount '" + utostr($8) +
| ALLOCA Types OptCAlign {
if ($3 & ($3-1))
ThrowException("Alignment amount '" + utostr($3) +
"' is not a power of 2!");
$$ = new MallocInst(*$2, getVal($4, $5), $8);
$$ = new AllocaInst(*$2, 0, $3);
delete $2;
}
| ALLOCA Types {
$$ = new AllocaInst(*$2);
delete $2;
}
| ALLOCA Types ',' ALIGN EUINT64VAL {
if ($5 & ($5-1))
ThrowException("Alignment amount '" + utostr($5) +
| ALLOCA Types ',' UINT ValueRef OptCAlign {
if ($6 & ($6-1))
ThrowException("Alignment amount '" + utostr($6) +
"' is not a power of 2!");
$$ = new AllocaInst(*$2, 0, $5);
delete $2;
}
| ALLOCA Types ',' UINT ValueRef {
$$ = new AllocaInst(*$2, getVal($4, $5));
delete $2;
}
| ALLOCA Types ',' UINT ValueRef ',' ALIGN EUINT64VAL {
if ($8 & ($8-1))
ThrowException("Alignment amount '" + utostr($8) +
"' is not a power of 2!");
$$ = new AllocaInst(*$2, getVal($4, $5), $8);
$$ = new AllocaInst(*$2, getVal($4, $5), $6);
delete $2;
}
| FREE ResolvedVal {