[PATCH] D41617: [AMDGPU] Add HW_REG_SH_MEM_BASES symbolic name for s_getreg_b32

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

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

https://reviews.llvm.org/D41617

Files:
  lib/Target/AMDGPU/SIDefines.h
  lib/Target/AMDGPU/Utils/AMDGPUAsmUtils.cpp
  test/CodeGen/AMDGPU/addrspacecast.ll


Index: test/CodeGen/AMDGPU/addrspacecast.ll
===================================================================
--- test/CodeGen/AMDGPU/addrspacecast.ll
+++ test/CodeGen/AMDGPU/addrspacecast.ll
@@ -17,7 +17,7 @@
 
 ; HSA-DAG: v_mov_b32_e32 [[K:v[0-9]+]], 7
 ; GFX9-DAG: s_load_dword [[PTR:s[0-9]+]], s[4:5], 0x0{{$}}
-; GFX9-DAG: s_getreg_b32 [[SSRC_SHARED:s[0-9]+]], hwreg(15, 16, 16)
+; GFX9-DAG: s_getreg_b32 [[SSRC_SHARED:s[0-9]+]], hwreg(HW_REG_SH_MEM_BASES, 16, 16)
 ; GFX9-DAG: s_lshl_b32 [[SSRC_SHARED_BASE:s[0-9]+]], [[SSRC_SHARED]], 16
 ; GFX9-DAG: v_mov_b32_e32 [[VAPERTURE:v[0-9]+]], [[SSRC_SHARED_BASE]]
 
@@ -57,7 +57,7 @@
 ; CI-DAG: v_cndmask_b32_e32 v[[LO:[0-9]+]], 0, [[VPTR]]
 
 ; GFX9-DAG: s_load_dword [[PTR:s[0-9]+]], s[4:5], 0x0{{$}}
-; GFX9-DAG: s_getreg_b32 [[SSRC_PRIVATE:s[0-9]+]], hwreg(15, 0, 16)
+; GFX9-DAG: s_getreg_b32 [[SSRC_PRIVATE:s[0-9]+]], hwreg(HW_REG_SH_MEM_BASES, 0, 16)
 ; GFX9-DAG: s_lshl_b32 [[SSRC_PRIVATE_BASE:s[0-9]+]], [[SSRC_PRIVATE]], 16
 ; GFX9-DAG: v_mov_b32_e32 [[VAPERTURE:v[0-9]+]], [[SSRC_PRIVATE_BASE]]
 
@@ -168,7 +168,7 @@
 ; HSA-LABEL: {{^}}cast_0_group_to_flat_addrspacecast:
 ; CI: s_load_dword [[APERTURE:s[0-9]+]], s[4:5], 0x10
 ; CI-DAG: v_mov_b32_e32 v[[HI:[0-9]+]], [[APERTURE]]
-; GFX9-DAG: s_getreg_b32 [[SSRC_SHARED:s[0-9]+]], hwreg(15, 16, 16)
+; GFX9-DAG: s_getreg_b32 [[SSRC_SHARED:s[0-9]+]], hwreg(HW_REG_SH_MEM_BASES, 16, 16)
 ; GFX9-DAG: s_lshl_b32 [[SSRC_SHARED_BASE:s[0-9]+]], [[SSRC_SHARED]], 16
 ; GFX9-DAG: v_mov_b32_e32 v[[HI:[0-9]+]], [[SSRC_SHARED_BASE]]
 
Index: lib/Target/AMDGPU/Utils/AMDGPUAsmUtils.cpp
===================================================================
--- lib/Target/AMDGPU/Utils/AMDGPUAsmUtils.cpp
+++ lib/Target/AMDGPU/Utils/AMDGPUAsmUtils.cpp
@@ -61,7 +61,15 @@
   "HW_REG_HW_ID",
   "HW_REG_GPR_ALLOC",
   "HW_REG_LDS_ALLOC",
-  "HW_REG_IB_STS"
+  "HW_REG_IB_STS",
+  nullptr,
+  nullptr,
+  nullptr,
+  nullptr,
+  nullptr,
+  nullptr,
+  nullptr,
+  "HW_REG_SH_MEM_BASES"
 };
 
 } // namespace Hwreg
Index: lib/Target/AMDGPU/SIDefines.h
===================================================================
--- lib/Target/AMDGPU/SIDefines.h
+++ lib/Target/AMDGPU/SIDefines.h
@@ -273,8 +273,8 @@
   ID_GPR_ALLOC = 5,
   ID_LDS_ALLOC = 6,
   ID_IB_STS = 7,
-  ID_SYMBOLIC_LAST_ = 8,
   ID_MEM_BASES = 15,
+  ID_SYMBOLIC_LAST_ = 16,
   ID_SHIFT_ = 0,
   ID_WIDTH_ = 6,
   ID_MASK_ = (((1 << ID_WIDTH_) - 1) << ID_SHIFT_)


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