R600: CONST_ADDRESS node is not marked as mayLoad anymore

Reviewed-by: Tom Stellard <thomas.stellard at amd.com>
mayLoad complexify scheduling and does not bring any usefull info
as the location is not writeable at all.

llvm-svn: 176486

diff --git a/llvm/lib/Target/R600/R600Instructions.td b/llvm/lib/Target/R600/R600Instructions.td
index 447ed15e3ac68afb210d6a72396b3d3ceec22462..74106c9bd63096a419e760ed499e76dbb2eafa2b 100644 (file)
--- a/llvm/lib/Target/R600/R600Instructions.td
+++ b/llvm/lib/Target/R600/R600Instructions.td
@@ -513,7 +513,7 @@ def INTERP_PAIR_ZW :  AMDGPUShaderInst <
 
 def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS",
   SDTypeProfile<1, -1, [SDTCisInt<0>, SDTCisPtrTy<1>]>,
-  [SDNPMayLoad, SDNPVariadic]
+  [SDNPVariadic]
 >;
 
 //===----------------------------------------------------------------------===//