tablegen: Add a simple heuristic to get better names for pressure sets

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

diff --git a/utils/llvm.grm b/utils/llvm.grm
index 05083bfede6a91d14d6d3bf632eafaf1ef7dc816..92a4053173d64f87b08460cc956d83a0e46da449 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.
 
+TODO: Metadata, in all its forms
+
 *)
 
 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.
 *)
 
-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 ;
@@ -88,6 +91,7 @@ GVInternalLinkage
  | appending
  | dllexport
  | common
+ | private
  ;
 
 GVExternalLinkage
@@ -159,11 +163,18 @@ FuncAttr      ::= noreturn
  | signext
  | readnone
  | readonly
+ | inlinehint
+ | alignstack
  | noinline
  | alwaysinline
  | optsize
  | ssp
  | sspreq
+ | returns_twice
+ | nonlazybind
+ | sanitize_address
+ | sanitize_thread
+ | sanitize_memory
  ;
 
 OptFuncAttrs  ::= + _ | OptFuncAttrs FuncAttr ;
@@ -231,14 +242,12 @@ ConstVal::= Types "[" ^ ConstVector ^ "]"
  | 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 ^ ")"
- | vicmp IPredicates "(" ^ ConstVal ^ "," ConstVal ^ ")"
- | vfcmp FPredicates "(" ^ ConstVal ^ "," ConstVal ^ ")"
  | extractelement "(" ^ ConstVal ^ "," ConstVal ^ ")"
  | insertelement "(" ^ ConstVal ^ "," ConstVal ^ "," ConstVal ^ ")"
  | shufflevector "(" ^ ConstVal ^ "," ConstVal ^ "," ConstVal ^ ")"
@@ -381,8 +390,6 @@ InstVal ::=
  | 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
@@ -395,6 +402,11 @@ InstVal ::=
  | 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
@@ -404,6 +416,6 @@ MemoryInst ::= malloc Types OptCAlign
  | 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 ;