When RegAllocGreedy decides to spill the interferences of the current register,

[oota-llvm.git] / utils / llvm.grm

diff --git a/utils/llvm.grm b/utils/llvm.grm
index 05083bfede6a91d14d6d3bf632eafaf1ef7dc816..9d6bdf79f539a23b1250af13a79d778bff1cba0e 100644 (file)
--- a/utils/llvm.grm
+++ b/utils/llvm.grm
@@ -8,6 +8,8 @@ It is strictly syntax-based, and makes no attempt to generate
 IR that is semantically valid. Most of the IR produced doesn't
 pass the Verifier.
 
 IR that is semantically valid. Most of the IR produced doesn't
 pass the Verifier.
 

+TODO: Metadata, in all its forms
+

 *)
 
 I ::=   "title:    LLVM assembly language\n"
 *)
 
 I ::=   "title:    LLVM assembly language\n"


@@ -53,7 +55,8 @@ FPVAL               ::= ESAPINTVAL ^ "." ^ EUAPINTVAL | "0x" ^ HexDigitSeq ;
 The rest of this file is derived directly from llvmAsmParser.y.
 *)
 
 The rest of this file is derived directly from llvmAsmParser.y.
 *)
 

-ArithmeticOps ::= add | sub | mul | udiv | sdiv | fdiv | urem | srem | frem ;
+ArithmeticOps ::= + OptNW add | fadd | OptNW sub | fsub | OptNW mul | fmul |
+                  udiv | OptExact sdiv | fdiv | urem | srem | frem ;

 LogicalOps    ::= shl | lshr | ashr | and | or | xor;
 CastOps       ::= trunc | zext | sext | fptrunc | fpext | bitcast |
                   uitofp | sitofp | fptoui | fptosi | inttoptr | ptrtoint ;
 LogicalOps    ::= shl | lshr | ashr | and | or | xor;
 CastOps       ::= trunc | zext | sext | fptrunc | fpext | bitcast |
                   uitofp | sitofp | fptoui | fptosi | inttoptr | ptrtoint ;


@@ -88,6 +91,9 @@ GVInternalLinkage
  | appending
  | dllexport
  | common
  | appending
  | dllexport
  | common

+ | private
+ | "linker_private"
+ | "linker_private_weak"

  ;
 
 GVExternalLinkage
  ;
 
 GVExternalLinkage


@@ -159,6 +165,8 @@ FuncAttr      ::= noreturn
  | signext
  | readnone
  | readonly
  | signext
  | readnone
  | readonly

+ | inlinehint
+ | alignstack

  | noinline
  | alwaysinline
  | optsize
  | noinline
  | alwaysinline
  | optsize


@@ -231,14 +239,12 @@ ConstVal::= Types "[" ^ ConstVector ^ "]"
  | Types FPVAL ;
 
 ConstExpr::= CastOps "(" ^ ConstVal to Types ^ ")"
  | Types FPVAL ;
 
 ConstExpr::= CastOps "(" ^ ConstVal to Types ^ ")"

- | getelementptr "(" ^ ConstVal IndexList ^ ")"
+ | getelementptr OptInBounds "(" ^ ConstVal IndexList ^ ")"

  | select "(" ^ ConstVal ^ "," ConstVal ^ "," ConstVal ^ ")"
  | ArithmeticOps "(" ^ ConstVal ^ "," ConstVal ^ ")"
  | LogicalOps "(" ^ ConstVal ^ "," ConstVal ^ ")"
  | icmp IPredicates "(" ^ ConstVal ^ "," ConstVal ^ ")"
  | fcmp FPredicates "(" ^ ConstVal ^ "," ConstVal ^ ")"
  | select "(" ^ ConstVal ^ "," ConstVal ^ "," ConstVal ^ ")"
  | ArithmeticOps "(" ^ ConstVal ^ "," ConstVal ^ ")"
  | LogicalOps "(" ^ ConstVal ^ "," ConstVal ^ ")"
  | icmp IPredicates "(" ^ ConstVal ^ "," ConstVal ^ ")"
  | fcmp FPredicates "(" ^ ConstVal ^ "," ConstVal ^ ")"

- | vicmp IPredicates "(" ^ ConstVal ^ "," ConstVal ^ ")"
- | vfcmp FPredicates "(" ^ ConstVal ^ "," ConstVal ^ ")"

  | extractelement "(" ^ ConstVal ^ "," ConstVal ^ ")"
  | insertelement "(" ^ ConstVal ^ "," ConstVal ^ "," ConstVal ^ ")"
  | shufflevector "(" ^ ConstVal ^ "," ConstVal ^ "," ConstVal ^ ")"
  | extractelement "(" ^ ConstVal ^ "," ConstVal ^ ")"
  | insertelement "(" ^ ConstVal ^ "," ConstVal ^ "," ConstVal ^ ")"
  | shufflevector "(" ^ ConstVal ^ "," ConstVal ^ "," ConstVal ^ ")"


@@ -381,8 +387,6 @@ InstVal ::=
  | LogicalOps Types ValueRef ^ "," ValueRef
  | icmp IPredicates Types ValueRef ^ "," ValueRef
  | fcmp FPredicates Types ValueRef ^ "," ValueRef
  | LogicalOps Types ValueRef ^ "," ValueRef
  | icmp IPredicates Types ValueRef ^ "," ValueRef
  | fcmp FPredicates Types ValueRef ^ "," ValueRef

- | vicmp IPredicates Types ValueRef ^ "," ValueRef
- | vfcmp FPredicates Types ValueRef ^ "," ValueRef

  | CastOps ResolvedVal to Types
  | select ResolvedVal ^ "," ResolvedVal ^ "," ResolvedVal
  | "va_arg" ResolvedVal ^ "," Types
  | CastOps ResolvedVal to Types
  | select ResolvedVal ^ "," ResolvedVal ^ "," ResolvedVal
  | "va_arg" ResolvedVal ^ "," Types


@@ -395,6 +399,11 @@ InstVal ::=
  | MemoryInst ;
 
 OptVolatile ::= - volatile | _ ;
  | MemoryInst ;
 
 OptVolatile ::= - volatile | _ ;

+OptExact ::= - exact | _ ;
+OptNSW ::= - nsw | _ ;
+OptNUW ::= - nuw | _ ;
+OptNW  ::= OptNUW OptNSW | OptNSW OptNUW ;
+OptInBounds  ::= - inbounds | _ ;

 
 MemoryInst ::= malloc Types OptCAlign
  | malloc Types ^ "," INTTYPE ValueRef OptCAlign
 
 MemoryInst ::= malloc Types OptCAlign
  | malloc Types ^ "," INTTYPE ValueRef OptCAlign


@@ -404,6 +413,6 @@ MemoryInst ::= malloc Types OptCAlign
  | OptVolatile load Types ValueRef OptCAlign
  | OptVolatile store ResolvedVal ^ "," Types ValueRef OptCAlign
  | getresult Types ValueRef ^ "," EUINT64VAL
  | OptVolatile load Types ValueRef OptCAlign
  | OptVolatile store ResolvedVal ^ "," Types ValueRef OptCAlign
  | getresult Types ValueRef ^ "," EUINT64VAL

- | getelementptr Types ValueRef IndexList
+ | getelementptr OptInBounds Types ValueRef IndexList

  | extractvalue Types ValueRef ^ ConstantIndexList 
  | insertvalue Types ValueRef ^ "," Types ValueRef ^ ConstantIndexList ;
  | extractvalue Types ValueRef ^ ConstantIndexList 
  | insertvalue Types ValueRef ^ "," Types ValueRef ^ ConstantIndexList ;