[PATCH] D64885: [AMDGPU] Stop special casing flat_scratch for register name

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

rampitec created this revision.
rampitec added a reviewer: arsenm.
Herald added subscribers: t-tye, tpr, dstuttard, yaxunl, nhaehnle, wdng, jvesely, kzhuravl.

https://reviews.llvm.org/D64885

Files:
  lib/Target/AMDGPU/SIRegisterInfo.cpp
  lib/Target/AMDGPU/SIRegisterInfo.td


Index: lib/Target/AMDGPU/SIRegisterInfo.td
===================================================================
--- lib/Target/AMDGPU/SIRegisterInfo.td
+++ lib/Target/AMDGPU/SIRegisterInfo.td
@@ -171,7 +171,7 @@
 multiclass FLAT_SCR_LOHI_m <string n, bits<16> ci_e, bits<16> vi_e> {
   def _ci : SIReg<n, ci_e>;
   def _vi : SIReg<n, vi_e>;
-  def "" : SIReg<"", 0>;
+  def "" : SIReg<n, 0>;
 }
 
 class FlatReg <Register lo, Register hi, bits<16> encoding> :
Index: lib/Target/AMDGPU/SIRegisterInfo.cpp
===================================================================
--- lib/Target/AMDGPU/SIRegisterInfo.cpp
+++ lib/Target/AMDGPU/SIRegisterInfo.cpp
@@ -1347,18 +1347,6 @@
 }
 
 StringRef SIRegisterInfo::getRegAsmName(unsigned Reg) const {
-  // FIXME: Rename flat_scr so we don't need to special case this.
-  switch (Reg) {
-  case AMDGPU::FLAT_SCR:
-    return "flat_scratch";
-  case AMDGPU::FLAT_SCR_LO:
-    return "flat_scratch_lo";
-  case AMDGPU::FLAT_SCR_HI:
-    return "flat_scratch_hi";
-  default:
-    break;
-  }
-
   const TargetRegisterClass *RC = getMinimalPhysRegClass(Reg);
   unsigned Size = getRegSizeInBits(*RC);
   unsigned AltName = AMDGPU::NoRegAltName;


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