1 files changed, 9 insertions, 23 deletions
diff --git a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h
index 9ff66a094f99..0336ec4985ea 100644
--- a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h
+++ b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h
@@ -751,35 +751,21 @@ public:
   }
 
   // Add system SGPRs.
-  Register addWorkGroupIDX(bool HasArchitectedSGPRs) {
-    Register Reg =
-        HasArchitectedSGPRs ? (MCPhysReg)AMDGPU::TTMP9 : getNextSystemSGPR();
-    ArgInfo.WorkGroupIDX = ArgDescriptor::createRegister(Reg);
-    if (!HasArchitectedSGPRs)
-      NumSystemSGPRs += 1;
-
+  Register addWorkGroupIDX() {
+    ArgInfo.WorkGroupIDX = ArgDescriptor::createRegister(getNextSystemSGPR());
+    NumSystemSGPRs += 1;
     return ArgInfo.WorkGroupIDX.getRegister();
   }
 
-  Register addWorkGroupIDY(bool HasArchitectedSGPRs) {
-    Register Reg =
-        HasArchitectedSGPRs ? (MCPhysReg)AMDGPU::TTMP7 : getNextSystemSGPR();
-    unsigned Mask = HasArchitectedSGPRs && hasWorkGroupIDZ() ? 0xffff : ~0u;
-    ArgInfo.WorkGroupIDY = ArgDescriptor::createRegister(Reg, Mask);
-    if (!HasArchitectedSGPRs)
-      NumSystemSGPRs += 1;
-
+  Register addWorkGroupIDY() {
+    ArgInfo.WorkGroupIDY = ArgDescriptor::createRegister(getNextSystemSGPR());
+    NumSystemSGPRs += 1;
     return ArgInfo.WorkGroupIDY.getRegister();
   }
 
-  Register addWorkGroupIDZ(bool HasArchitectedSGPRs) {
-    Register Reg =
-        HasArchitectedSGPRs ? (MCPhysReg)AMDGPU::TTMP7 : getNextSystemSGPR();
-    unsigned Mask = HasArchitectedSGPRs ? 0xffff << 16 : ~0u;
-    ArgInfo.WorkGroupIDZ = ArgDescriptor::createRegister(Reg, Mask);
-    if (!HasArchitectedSGPRs)
-      NumSystemSGPRs += 1;
-
+  Register addWorkGroupIDZ() {
+    ArgInfo.WorkGroupIDZ = ArgDescriptor::createRegister(getNextSystemSGPR());
+    NumSystemSGPRs += 1;
     return ArgInfo.WorkGroupIDZ.getRegister();
   }