[llvm] 62fb3fa - [AMDGPU] Define 6 dword subregs

[Stanislav Mekhanoshin via llvm-commits]

Author: Stanislav Mekhanoshin
Date: 2020-05-22T13:53:29-07:00
New Revision: 62fb3fa6d9c007385ce61e1203e6830fa4172bdd

URL: https://github.com/llvm/llvm-project/commit/62fb3fa6d9c007385ce61e1203e6830fa4172bdd
DIFF: https://github.com/llvm/llvm-project/commit/62fb3fa6d9c007385ce61e1203e6830fa4172bdd.diff

LOG: [AMDGPU] Define 6 dword subregs

This prevents autogeneration of degenerate names for these.

Differential Revision: https://reviews.llvm.org/D80451

Added: 
    

Modified: 
    llvm/lib/Target/AMDGPU/SIRegisterInfo.td
    llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-insert-vector-elt.mir

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/AMDGPU/SIRegisterInfo.td b/llvm/lib/Target/AMDGPU/SIRegisterInfo.td
index 4cc64cfbfdad..41b11077552b 100644
--- a/llvm/lib/Target/AMDGPU/SIRegisterInfo.td
+++ b/llvm/lib/Target/AMDGPU/SIRegisterInfo.td
@@ -36,7 +36,7 @@ foreach Index = 1-31 in {
   def sub#Index#_hi16 : ComposedSubRegIndex<!cast<SubRegIndex>(sub#Index), hi16>;
 }
 
-foreach Size = {2-5,8,16} in {
+foreach Size = {2-6,8,16} in {
   foreach Index = Indexes<!add(33, !mul(Size, -1))>.slice in {
     def !foldl("", Indexes<Size>.slice, acc, cur,
                !strconcat(acc#!if(!eq(acc,""),"","_"), "sub"#!add(cur, Index))) :

diff  --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-insert-vector-elt.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-insert-vector-elt.mir
index ee3e76d89380..0861e6c51c59 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-insert-vector-elt.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-insert-vector-elt.mir
@@ -501,14 +501,14 @@ body: |
     ; MOVREL: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr8
     ; MOVREL: [[COPY2:%[0-9]+]]:sreg_32 = COPY $sgpr9
     ; MOVREL: $m0 = COPY [[COPY2]]
-    ; MOVREL: [[V_INDIRECT_REG_WRITE_B32_V8_:%[0-9]+]]:vreg_256 = V_INDIRECT_REG_WRITE_B32_V8 [[COPY]], [[COPY1]], 10, implicit $m0, implicit $exec
+    ; MOVREL: [[V_INDIRECT_REG_WRITE_B32_V8_:%[0-9]+]]:vreg_256 = V_INDIRECT_REG_WRITE_B32_V8 [[COPY]], [[COPY1]], 11, implicit $m0, implicit $exec
     ; MOVREL: S_ENDPGM 0, implicit [[V_INDIRECT_REG_WRITE_B32_V8_]]
     ; GPRIDX-LABEL: name: insert_vector_elt_vvs_s32_v8s32_add_1
     ; GPRIDX: [[COPY:%[0-9]+]]:vreg_256 = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
     ; GPRIDX: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr8
     ; GPRIDX: [[COPY2:%[0-9]+]]:sreg_32 = COPY $sgpr9
     ; GPRIDX: S_SET_GPR_IDX_ON [[COPY2]], 8, implicit-def $m0, implicit $m0
-    ; GPRIDX: [[V_INDIRECT_REG_WRITE_B32_V8_:%[0-9]+]]:vreg_256 = V_INDIRECT_REG_WRITE_B32_V8 [[COPY]], [[COPY1]], 10, implicit $m0, implicit $exec
+    ; GPRIDX: [[V_INDIRECT_REG_WRITE_B32_V8_:%[0-9]+]]:vreg_256 = V_INDIRECT_REG_WRITE_B32_V8 [[COPY]], [[COPY1]], 11, implicit $m0, implicit $exec
     ; GPRIDX: S_SET_GPR_IDX_OFF
     ; GPRIDX: S_ENDPGM 0, implicit [[V_INDIRECT_REG_WRITE_B32_V8_]]
     %0:vgpr(<8 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
@@ -571,14 +571,14 @@ body: |
     ; MOVREL: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr8
     ; MOVREL: [[COPY2:%[0-9]+]]:sreg_32 = COPY $sgpr9
     ; MOVREL: $m0 = COPY [[COPY2]]
-    ; MOVREL: [[S_INDIRECT_REG_WRITE_B32_V8_:%[0-9]+]]:sgpr_256 = S_INDIRECT_REG_WRITE_B32_V8 [[COPY]], [[COPY1]], 10, implicit $m0
+    ; MOVREL: [[S_INDIRECT_REG_WRITE_B32_V8_:%[0-9]+]]:sgpr_256 = S_INDIRECT_REG_WRITE_B32_V8 [[COPY]], [[COPY1]], 11, implicit $m0
     ; MOVREL: S_ENDPGM 0, implicit [[S_INDIRECT_REG_WRITE_B32_V8_]]
     ; GPRIDX-LABEL: name: insert_vector_elt_s_s32_v8s32_add_1
     ; GPRIDX: [[COPY:%[0-9]+]]:sgpr_256 = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7
     ; GPRIDX: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr8
     ; GPRIDX: [[COPY2:%[0-9]+]]:sreg_32 = COPY $sgpr9
     ; GPRIDX: $m0 = COPY [[COPY2]]
-    ; GPRIDX: [[S_INDIRECT_REG_WRITE_B32_V8_:%[0-9]+]]:sgpr_256 = S_INDIRECT_REG_WRITE_B32_V8 [[COPY]], [[COPY1]], 10, implicit $m0
+    ; GPRIDX: [[S_INDIRECT_REG_WRITE_B32_V8_:%[0-9]+]]:sgpr_256 = S_INDIRECT_REG_WRITE_B32_V8 [[COPY]], [[COPY1]], 11, implicit $m0
     ; GPRIDX: S_ENDPGM 0, implicit [[S_INDIRECT_REG_WRITE_B32_V8_]]
     %0:sgpr(<8 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7
     %1:sgpr(s32) = COPY $sgpr8