1 files changed, 8 insertions, 0 deletions
diff --git a/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.h b/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.h
index 5b7af8268cd..97cf29c67c5 100644
--- a/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.h
+++ b/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.h
@@ -26,8 +26,10 @@
 namespace llvm {
 
 class Argument;
+class AMDGPUSubtarget;
 class FeatureBitset;
 class Function;
+class GCNSubtarget;
 class GlobalValue;
 class MCContext;
 class MCRegisterClass;
@@ -447,6 +449,12 @@ int64_t getSMRDEncodedOffset(const MCSubtargetInfo &ST, int64_t ByteOffset);
 /// not the encoded offset.
 bool isLegalSMRDImmOffset(const MCSubtargetInfo &ST, int64_t ByteOffset);
 
+// Given Imm, split it into the values to put into the SOffset and ImmOffset
+// fields in an MUBUF instruction. Return false if it is not possible (due to a
+// hardware bug needing a workaround).
+bool splitMUBUFOffset(uint32_t Imm, uint32_t &SOffset, uint32_t &ImmOffset,
+                      const GCNSubtarget *Subtarget);
+
 /// \returns true if the intrinsic is divergent
 bool isIntrinsicSourceOfDivergence(unsigned IntrID);