R600: Fix an infinite loop when trying to reorganize export/tex vector input

[oota-llvm.git] / lib / Target / R600 / AMDGPUInstrInfo.td

diff --git a/lib/Target/R600/AMDGPUInstrInfo.td b/lib/Target/R600/AMDGPUInstrInfo.td
index 48d89dd58196d07a9acffbcba0ebdb2d71e18974..fccede01ab9b250ffcb97ba37eccddbabeba5a42 100644 (file)
--- a/lib/Target/R600/AMDGPUInstrInfo.td
+++ b/lib/Target/R600/AMDGPUInstrInfo.td
@@ -72,3 +72,17 @@ def AMDGPUregister_load : SDNode<"AMDGPUISD::REGISTER_LOAD",
 def AMDGPUregister_store : SDNode<"AMDGPUISD::REGISTER_STORE",
                            SDTypeProfile<0, 3, [SDTCisPtrTy<1>, SDTCisInt<2>]>,
                            [SDNPHasChain, SDNPMayStore]>;
+
+// MSKOR instructions are atomic memory instructions used mainly for storing
+// 8-bit and 16-bit values.  The definition is:
+//
+// MSKOR(dst, mask, src) MEM[dst] = ((MEM[dst] & ~mask) | src)
+//
+// src0: vec4(src, 0, 0, mask)
+// src1: dst - rat offset (aka pointer) in dwords  
+def AMDGPUstore_mskor : SDNode<"AMDGPUISD::STORE_MSKOR",
+                        SDTypeProfile<0, 2, []>,
+                        [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
+
+def AMDGPUround : SDNode<"ISD::FROUND",
+                         SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisSameAs<0,1>]>>;