[llvm] r342719 - [AMDGPU] Divergence driven instruction selection. Part 1.

Alexander Timofeev via llvm-commits llvm-commits at lists.llvm.org
Fri Sep 21 03:31:22 PDT 2018


Author: alex-t
Date: Fri Sep 21 03:31:22 2018
New Revision: 342719

URL: http://llvm.org/viewvc/llvm-project?rev=342719&view=rev
Log:
    [AMDGPU] Divergence driven instruction selection. Part 1.

    Summary: This change is the first part of the AMDGPU target description
    change. The aim of it is the effective splitting the vector and scalar
    flows at the selection stage. Selection uses predicate functions based
    on the framework implemented earlier - https://reviews.llvm.org/D35267

    Differential revision: https://reviews.llvm.org/D52019

    Reviewers: rampitec

Modified:
    llvm/trunk/lib/Target/AMDGPU/AMDGPU.td
    llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.td
    llvm/trunk/lib/Target/AMDGPU/SIInstructions.td
    llvm/trunk/lib/Target/AMDGPU/SOPInstructions.td
    llvm/trunk/lib/Target/AMDGPU/VOP2Instructions.td
    llvm/trunk/lib/Target/AMDGPU/VOPInstructions.td
    llvm/trunk/test/CodeGen/AMDGPU/add.ll
    llvm/trunk/test/CodeGen/AMDGPU/amdgcn.private-memory.ll
    llvm/trunk/test/CodeGen/AMDGPU/bfe-patterns.ll
    llvm/trunk/test/CodeGen/AMDGPU/ctpop64.ll
    llvm/trunk/test/CodeGen/AMDGPU/extract-lowbits.ll
    llvm/trunk/test/CodeGen/AMDGPU/fabs.f16.ll
    llvm/trunk/test/CodeGen/AMDGPU/insert_vector_elt.v2i16.ll
    llvm/trunk/test/CodeGen/AMDGPU/llvm.amdgcn.update.dpp.ll
    llvm/trunk/test/CodeGen/AMDGPU/shift-i128.ll
    llvm/trunk/test/CodeGen/AMDGPU/shl.v2i16.ll
    llvm/trunk/test/CodeGen/AMDGPU/sibling-call.ll
    llvm/trunk/test/CodeGen/AMDGPU/sub.ll

Modified: llvm/trunk/lib/Target/AMDGPU/AMDGPU.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/AMDGPU.td?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/AMDGPU.td (original)
+++ llvm/trunk/lib/Target/AMDGPU/AMDGPU.td Fri Sep 21 03:31:22 2018
@@ -692,10 +692,10 @@ def NotLDSRequiresM0Init : Predicate<"!S
 def HasDSAddTid : Predicate<"Subtarget->getGeneration() >= AMDGPUSubtarget::GFX9">,
   AssemblerPredicate<"FeatureGFX9Insts">;
 
-def HasAddNoCarryInsts : Predicate<"Subtarget->hasAddNoCarryInsts()">,
+def HasAddNoCarryInsts : Predicate<"Subtarget->hasAddNoCarry()">,
   AssemblerPredicate<"FeatureAddNoCarryInsts">;
 
-def NotHasAddNoCarryInsts : Predicate<"!Subtarget->hasAddNoCarryInsts()">,
+def NotHasAddNoCarryInsts : Predicate<"!Subtarget->hasAddNoCarry()">,
   AssemblerPredicate<"!FeatureAddNoCarryInsts">;
 
 def Has16BitInsts : Predicate<"Subtarget->has16BitInsts()">,

Modified: llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.td?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.td (original)
+++ llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.td Fri Sep 21 03:31:22 2018
@@ -1639,6 +1639,11 @@ class BitAnd<bit a, bit b> {
   bit ret = !if(a, !if(b, 1, 0), 0);
 }
 
+def PatGenMode {
+  int NoPattern = 0;
+  int Pattern   = 1;
+}
+
 class VOPProfile <list<ValueType> _ArgVT> {
 
   field list<ValueType> ArgVT = _ArgVT;
@@ -1706,6 +1711,7 @@ class VOPProfile <list<ValueType> _ArgVT
 
   field bit HasExt = getHasExt<NumSrcArgs, DstVT, Src0VT, Src1VT>.ret;
   field bit HasSDWA9 = HasExt;
+  field int NeedPatGen = PatGenMode.NoPattern;
 
   field Operand Src0PackedMod = !if(HasSrc0FloatMods, PackedF16InputMods, PackedI16InputMods);
   field Operand Src1PackedMod = !if(HasSrc1FloatMods, PackedF16InputMods, PackedI16InputMods);
@@ -1758,6 +1764,10 @@ class VOP_NO_EXT <VOPProfile p> : VOPPro
   let HasSDWA9 = 0;
 }
 
+class VOP_PAT_GEN <VOPProfile p, int mode=PatGenMode.Pattern> : VOPProfile <p.ArgVT> {
+  let NeedPatGen = mode;
+}
+
 def VOP_F16_F16 : VOPProfile <[f16, f16, untyped, untyped]>;
 def VOP_F16_I16 : VOPProfile <[f16, i16, untyped, untyped]>;
 def VOP_I16_F16 : VOPProfile <[i16, f16, untyped, untyped]>;

Modified: llvm/trunk/lib/Target/AMDGPU/SIInstructions.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SIInstructions.td?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/SIInstructions.td (original)
+++ llvm/trunk/lib/Target/AMDGPU/SIInstructions.td Fri Sep 21 03:31:22 2018
@@ -15,8 +15,8 @@ class GCNPat<dag pattern, dag result> :
   let SubtargetPredicate = isGCN;
 }
 
-include "VOPInstructions.td"
 include "SOPInstructions.td"
+include "VOPInstructions.td"
 include "SMInstructions.td"
 include "FLATInstructions.td"
 include "BUFInstructions.td"
@@ -727,12 +727,14 @@ defm : SelectPat <i32, V_CNDMASK_B32_e64
 defm : SelectPat <f16, V_CNDMASK_B32_e64>;
 defm : SelectPat <f32, V_CNDMASK_B32_e64>;
 
+let AddedComplexity = 1 in {
 def : GCNPat <
-  (i32 (add (i32 (ctpop i32:$popcnt)), i32:$val)),
+  (i32 (add (i32 (getDivergentFrag<ctpop>.ret i32:$popcnt)), i32:$val)),
   (V_BCNT_U32_B32_e64 $popcnt, $val)
 >;
+}
 def : GCNPat <
-  (i16 (add (i16 (trunc (ctpop i32:$popcnt))), i16:$val)),
+  (i16 (add (i16 (trunc (getDivergentFrag<ctpop>.ret i32:$popcnt))), i16:$val)),
   (V_BCNT_U32_B32_e64 $popcnt, $val)
 >;
 

Modified: llvm/trunk/lib/Target/AMDGPU/SOPInstructions.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SOPInstructions.td?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/SOPInstructions.td (original)
+++ llvm/trunk/lib/Target/AMDGPU/SOPInstructions.td Fri Sep 21 03:31:22 2018
@@ -336,42 +336,48 @@ class SOP2_64_32_32 <string opName, list
   "$sdst, $src0, $src1", pattern
 >;
 
+class UniformBinFrag<SDPatternOperator Op> : PatFrag <
+  (ops node:$src0, node:$src1),
+  (Op $src0, $src1),
+  [{ return !N->isDivergent(); }]
+>;
+
 let Defs = [SCC] in { // Carry out goes to SCC
 let isCommutable = 1 in {
 def S_ADD_U32 : SOP2_32 <"s_add_u32">;
 def S_ADD_I32 : SOP2_32 <"s_add_i32",
-  [(set i32:$sdst, (add SSrc_b32:$src0, SSrc_b32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<add> SSrc_b32:$src0, SSrc_b32:$src1))]
 >;
 } // End isCommutable = 1
 
 def S_SUB_U32 : SOP2_32 <"s_sub_u32">;
 def S_SUB_I32 : SOP2_32 <"s_sub_i32",
-  [(set i32:$sdst, (sub SSrc_b32:$src0, SSrc_b32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<sub> SSrc_b32:$src0, SSrc_b32:$src1))]
 >;
 
 let Uses = [SCC] in { // Carry in comes from SCC
 let isCommutable = 1 in {
 def S_ADDC_U32 : SOP2_32 <"s_addc_u32",
-  [(set i32:$sdst, (adde (i32 SSrc_b32:$src0), (i32 SSrc_b32:$src1)))]>;
+  [(set i32:$sdst, (UniformBinFrag<adde> (i32 SSrc_b32:$src0), (i32 SSrc_b32:$src1)))]>;
 } // End isCommutable = 1
 
 def S_SUBB_U32 : SOP2_32 <"s_subb_u32",
-  [(set i32:$sdst, (sube (i32 SSrc_b32:$src0), (i32 SSrc_b32:$src1)))]>;
+  [(set i32:$sdst, (UniformBinFrag<sube> (i32 SSrc_b32:$src0), (i32 SSrc_b32:$src1)))]>;
 } // End Uses = [SCC]
 
 
 let isCommutable = 1 in {
 def S_MIN_I32 : SOP2_32 <"s_min_i32",
-  [(set i32:$sdst, (smin i32:$src0, i32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<smin> i32:$src0, i32:$src1))]
 >;
 def S_MIN_U32 : SOP2_32 <"s_min_u32",
-  [(set i32:$sdst, (umin i32:$src0, i32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<umin> i32:$src0, i32:$src1))]
 >;
 def S_MAX_I32 : SOP2_32 <"s_max_i32",
-  [(set i32:$sdst, (smax i32:$src0, i32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<smax> i32:$src0, i32:$src1))]
 >;
 def S_MAX_U32 : SOP2_32 <"s_max_u32",
-  [(set i32:$sdst, (umax i32:$src0, i32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<umax> i32:$src0, i32:$src1))]
 >;
 } // End isCommutable = 1
 } // End Defs = [SCC]
@@ -385,27 +391,27 @@ let Uses = [SCC] in {
 let Defs = [SCC] in {
 let isCommutable = 1 in {
 def S_AND_B32 : SOP2_32 <"s_and_b32",
-  [(set i32:$sdst, (and i32:$src0, i32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<and> i32:$src0, i32:$src1))]
 >;
 
 def S_AND_B64 : SOP2_64 <"s_and_b64",
-  [(set i64:$sdst, (and i64:$src0, i64:$src1))]
+  [(set i64:$sdst, (UniformBinFrag<and> i64:$src0, i64:$src1))]
 >;
 
 def S_OR_B32 : SOP2_32 <"s_or_b32",
-  [(set i32:$sdst, (or i32:$src0, i32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<or> i32:$src0, i32:$src1))]
 >;
 
 def S_OR_B64 : SOP2_64 <"s_or_b64",
-  [(set i64:$sdst, (or i64:$src0, i64:$src1))]
+  [(set i64:$sdst, (UniformBinFrag<or> i64:$src0, i64:$src1))]
 >;
 
 def S_XOR_B32 : SOP2_32 <"s_xor_b32",
-  [(set i32:$sdst, (xor i32:$src0, i32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<xor> i32:$src0, i32:$src1))]
 >;
 
 def S_XOR_B64 : SOP2_64 <"s_xor_b64",
-  [(set i64:$sdst, (xor i64:$src0, i64:$src1))]
+  [(set i64:$sdst, (UniformBinFrag<xor> i64:$src0, i64:$src1))]
 >;
 
 def S_XNOR_B32 : SOP2_32 <"s_xnor_b32",
@@ -431,20 +437,21 @@ def S_NOR_B64 : SOP2_64 <"s_nor_b64">;
 let AddedComplexity = 1 in {
 
 let Defs = [SCC] in {
+// TODO: b64 versions require VOP3 change since v_lshlrev_b64 is VOP3
 def S_LSHL_B32 : SOP2_32 <"s_lshl_b32",
-  [(set i32:$sdst, (shl i32:$src0, i32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<shl> i32:$src0, i32:$src1))]
 >;
 def S_LSHL_B64 : SOP2_64_32 <"s_lshl_b64",
   [(set i64:$sdst, (shl i64:$src0, i32:$src1))]
 >;
 def S_LSHR_B32 : SOP2_32 <"s_lshr_b32",
-  [(set i32:$sdst, (srl i32:$src0, i32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<srl> i32:$src0, i32:$src1))]
 >;
 def S_LSHR_B64 : SOP2_64_32 <"s_lshr_b64",
   [(set i64:$sdst, (srl i64:$src0, i32:$src1))]
 >;
 def S_ASHR_I32 : SOP2_32 <"s_ashr_i32",
-  [(set i32:$sdst, (sra i32:$src0, i32:$src1))]
+  [(set i32:$sdst, (UniformBinFrag<sra> i32:$src0, i32:$src1))]
 >;
 def S_ASHR_I64 : SOP2_64_32 <"s_ashr_i64",
   [(set i64:$sdst, (sra i64:$src0, i32:$src1))]
@@ -452,8 +459,10 @@ def S_ASHR_I64 : SOP2_64_32 <"s_ashr_i64
 } // End Defs = [SCC]
 
 def S_BFM_B32 : SOP2_32 <"s_bfm_b32",
-  [(set i32:$sdst, (AMDGPUbfm i32:$src0, i32:$src1))]>;
+  [(set i32:$sdst, (UniformBinFrag<AMDGPUbfm> i32:$src0, i32:$src1))]>;
 def S_BFM_B64 : SOP2_64_32_32 <"s_bfm_b64">;
+
+// TODO: S_MUL_I32 require V_MUL_LO_I32 from VOP3 change
 def S_MUL_I32 : SOP2_32 <"s_mul_i32",
   [(set i32:$sdst, (mul i32:$src0, i32:$src1))]> {
   let isCommutable = 1;

Modified: llvm/trunk/lib/Target/AMDGPU/VOP2Instructions.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/VOP2Instructions.td?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/VOP2Instructions.td (original)
+++ llvm/trunk/lib/Target/AMDGPU/VOP2Instructions.td Fri Sep 21 03:31:22 2018
@@ -124,7 +124,7 @@ multiclass VOP2Inst <string opName,
 
   let renamedInGFX9 = GFX9Renamed in {
 
-    def _e32 : VOP2_Pseudo <opName, P>,
+    def _e32 : VOP2_Pseudo <opName, P, VOPPatOrNull<node,P>.ret>,
                Commutable_REV<revOp#"_e32", !eq(revOp, opName)>;
 
     def _e64 : VOP3_Pseudo <opName, P, getVOP2Pat64<node, P>.ret>,
@@ -144,7 +144,7 @@ multiclass VOP2bInst <string opName,
   let renamedInGFX9 = GFX9Renamed in {
     let SchedRW = [Write32Bit, WriteSALU] in {
       let Uses = !if(useSGPRInput, [VCC, EXEC], [EXEC]), Defs = [VCC] in {
-        def _e32 : VOP2_Pseudo <opName, P>,
+        def _e32 : VOP2_Pseudo <opName, P, VOPPatOrNull<node,P>.ret>,
                    Commutable_REV<revOp#"_e32", !eq(revOp, opName)>;
 
         def _sdwa  : VOP2_SDWA_Pseudo <opName, P> {
@@ -352,10 +352,10 @@ def VOP_WRITELANE : VOPProfile<[i32, i32
 // VOP2 Instructions
 //===----------------------------------------------------------------------===//
 
-let SubtargetPredicate = isGCN in {
+let SubtargetPredicate = isGCN, Predicates = [isGCN] in {
 
 defm V_CNDMASK_B32 : VOP2eInst <"v_cndmask_b32", VOP2e_I32_I32_I32_I1>;
-def V_MADMK_F32 : VOP2_Pseudo <"v_madmk_f32", VOP_MADMK_F32, [], "">;
+def V_MADMK_F32 : VOP2_Pseudo <"v_madmk_f32", VOP_MADMK_F32, []>;
 
 let isCommutable = 1 in {
 defm V_ADD_F32 : VOP2Inst <"v_add_f32", VOP_F32_F32_F32, fadd>;
@@ -363,29 +363,29 @@ defm V_SUB_F32 : VOP2Inst <"v_sub_f32",
 defm V_SUBREV_F32 : VOP2Inst <"v_subrev_f32", VOP_F32_F32_F32, null_frag, "v_sub_f32">;
 defm V_MUL_LEGACY_F32 : VOP2Inst <"v_mul_legacy_f32", VOP_F32_F32_F32, AMDGPUfmul_legacy>;
 defm V_MUL_F32 : VOP2Inst <"v_mul_f32", VOP_F32_F32_F32, fmul>;
-defm V_MUL_I32_I24 : VOP2Inst <"v_mul_i32_i24", VOP_I32_I32_I32, AMDGPUmul_i24>;
-defm V_MUL_HI_I32_I24 : VOP2Inst <"v_mul_hi_i32_i24", VOP_I32_I32_I32, AMDGPUmulhi_i24>;
-defm V_MUL_U32_U24 : VOP2Inst <"v_mul_u32_u24", VOP_I32_I32_I32, AMDGPUmul_u24>;
-defm V_MUL_HI_U32_U24 : VOP2Inst <"v_mul_hi_u32_u24", VOP_I32_I32_I32, AMDGPUmulhi_u24>;
+defm V_MUL_I32_I24 : VOP2Inst <"v_mul_i32_i24", VOP_PAT_GEN<VOP_I32_I32_I32, 2>, AMDGPUmul_i24>;
+defm V_MUL_HI_I32_I24 : VOP2Inst <"v_mul_hi_i32_i24", VOP_PAT_GEN<VOP_I32_I32_I32, 2>, AMDGPUmulhi_i24>;
+defm V_MUL_U32_U24 : VOP2Inst <"v_mul_u32_u24", VOP_PAT_GEN<VOP_I32_I32_I32, 2>, AMDGPUmul_u24>;
+defm V_MUL_HI_U32_U24 : VOP2Inst <"v_mul_hi_u32_u24", VOP_PAT_GEN<VOP_I32_I32_I32, 2>, AMDGPUmulhi_u24>;
 defm V_MIN_F32 : VOP2Inst <"v_min_f32", VOP_F32_F32_F32, fminnum>;
 defm V_MAX_F32 : VOP2Inst <"v_max_f32", VOP_F32_F32_F32, fmaxnum>;
-defm V_MIN_I32 : VOP2Inst <"v_min_i32", VOP_I32_I32_I32>;
-defm V_MAX_I32 : VOP2Inst <"v_max_i32", VOP_I32_I32_I32>;
-defm V_MIN_U32 : VOP2Inst <"v_min_u32", VOP_I32_I32_I32>;
-defm V_MAX_U32 : VOP2Inst <"v_max_u32", VOP_I32_I32_I32>;
+defm V_MIN_I32 : VOP2Inst <"v_min_i32", VOP_PAT_GEN<VOP_I32_I32_I32>, smin>;
+defm V_MAX_I32 : VOP2Inst <"v_max_i32", VOP_PAT_GEN<VOP_I32_I32_I32>, smax>;
+defm V_MIN_U32 : VOP2Inst <"v_min_u32", VOP_PAT_GEN<VOP_I32_I32_I32>, umin>;
+defm V_MAX_U32 : VOP2Inst <"v_max_u32", VOP_PAT_GEN<VOP_I32_I32_I32>, umax>;
 defm V_LSHRREV_B32 : VOP2Inst <"v_lshrrev_b32", VOP_I32_I32_I32, null_frag, "v_lshr_b32">;
 defm V_ASHRREV_I32 : VOP2Inst <"v_ashrrev_i32", VOP_I32_I32_I32, null_frag, "v_ashr_i32">;
 defm V_LSHLREV_B32 : VOP2Inst <"v_lshlrev_b32", VOP_I32_I32_I32, null_frag, "v_lshl_b32">;
-defm V_AND_B32 : VOP2Inst <"v_and_b32", VOP_I32_I32_I32>;
-defm V_OR_B32 : VOP2Inst <"v_or_b32", VOP_I32_I32_I32>;
-defm V_XOR_B32 : VOP2Inst <"v_xor_b32", VOP_I32_I32_I32>;
+defm V_AND_B32 : VOP2Inst <"v_and_b32", VOP_PAT_GEN<VOP_I32_I32_I32>, and>;
+defm V_OR_B32 : VOP2Inst <"v_or_b32", VOP_PAT_GEN<VOP_I32_I32_I32>, or>;
+defm V_XOR_B32 : VOP2Inst <"v_xor_b32", VOP_PAT_GEN<VOP_I32_I32_I32>, xor>;
 
 let Constraints = "$vdst = $src2", DisableEncoding="$src2",
     isConvertibleToThreeAddress = 1 in {
 defm V_MAC_F32 : VOP2Inst <"v_mac_f32", VOP_MAC_F32>;
 }
 
-def V_MADAK_F32 : VOP2_Pseudo <"v_madak_f32", VOP_MADAK_F32, [], "">;
+def V_MADAK_F32 : VOP2_Pseudo <"v_madak_f32", VOP_MADAK_F32, []>;
 
 // No patterns so that the scalar instructions are always selected.
 // The scalar versions will be replaced with vector when needed later.
@@ -411,11 +411,11 @@ defm V_SUBREV_U32 : VOP2Inst <"v_subrev_
 // These are special and do not read the exec mask.
 let isConvergent = 1, Uses = []<Register> in {
 def V_READLANE_B32 : VOP2_Pseudo<"v_readlane_b32", VOP_READLANE,
-  [(set i32:$vdst, (int_amdgcn_readlane i32:$src0, i32:$src1))], "">;
+  [(set i32:$vdst, (int_amdgcn_readlane i32:$src0, i32:$src1))]>;
 
 let Constraints = "$vdst = $vdst_in", DisableEncoding="$vdst_in" in {
 def V_WRITELANE_B32 : VOP2_Pseudo<"v_writelane_b32", VOP_WRITELANE,
-  [(set i32:$vdst, (int_amdgcn_writelane i32:$src0, i32:$src1, i32:$vdst_in))], "">;
+  [(set i32:$vdst, (int_amdgcn_writelane i32:$src0, i32:$src1, i32:$vdst_in))]>;
 } // End $vdst = $vdst_in, DisableEncoding $vdst_in
 } // End isConvergent = 1
 
@@ -431,7 +431,7 @@ defm V_CVT_PKRTZ_F16_F32 : VOP2Inst <"v_
 defm V_CVT_PK_U16_U32 : VOP2Inst <"v_cvt_pk_u16_u32", VOP_NO_EXT<VOP_V2I16_I32_I32>, AMDGPUpk_u16_u32>;
 defm V_CVT_PK_I16_I32 : VOP2Inst <"v_cvt_pk_i16_i32", VOP_NO_EXT<VOP_V2I16_I32_I32>, AMDGPUpk_i16_i32>;
 
-} // End SubtargetPredicate = isGCN
+} // End SubtargetPredicate = isGCN, Predicates = [isGCN]
 
 def : GCNPat<
     (AMDGPUadde i32:$src0, i32:$src1, i1:$src2),
@@ -444,19 +444,73 @@ def : GCNPat<
 >;
 
 // These instructions only exist on SI and CI
-let SubtargetPredicate = isSICI in {
+let SubtargetPredicate = isSICI, Predicates = [isSICI] in {
 
 defm V_MIN_LEGACY_F32 : VOP2Inst <"v_min_legacy_f32", VOP_F32_F32_F32, AMDGPUfmin_legacy>;
 defm V_MAX_LEGACY_F32 : VOP2Inst <"v_max_legacy_f32", VOP_F32_F32_F32, AMDGPUfmax_legacy>;
 
 let isCommutable = 1 in {
 defm V_MAC_LEGACY_F32 : VOP2Inst <"v_mac_legacy_f32", VOP_F32_F32_F32>;
-defm V_LSHR_B32 : VOP2Inst <"v_lshr_b32", VOP_I32_I32_I32>;
-defm V_ASHR_I32 : VOP2Inst <"v_ashr_i32", VOP_I32_I32_I32>;
-defm V_LSHL_B32 : VOP2Inst <"v_lshl_b32", VOP_I32_I32_I32>;
+defm V_LSHR_B32 : VOP2Inst <"v_lshr_b32", VOP_PAT_GEN<VOP_I32_I32_I32>, srl>;
+defm V_ASHR_I32 : VOP2Inst <"v_ashr_i32", VOP_PAT_GEN<VOP_I32_I32_I32>, sra>;
+defm V_LSHL_B32 : VOP2Inst <"v_lshl_b32", VOP_PAT_GEN<VOP_I32_I32_I32>, shl>;
 } // End isCommutable = 1
 
-} // End let SubtargetPredicate = SICI
+} // End let SubtargetPredicate = SICI, Predicates = [isSICI]
+
+class DivergentBinOp<SDPatternOperator Op, VOP_Pseudo Inst> :
+  GCNPat<
+      (getDivergentFrag<Op>.ret Inst.Pfl.Src0VT:$src0, Inst.Pfl.Src1VT:$src1),
+      !if(!cast<Commutable_REV>(Inst).IsOrig,
+        (Inst $src0, $src1),
+        (Inst $src1, $src0)
+      )
+  >;
+
+let AddedComplexity = 1 in {
+  def : DivergentBinOp<srl, V_LSHRREV_B32_e64>;
+  def : DivergentBinOp<sra, V_ASHRREV_I32_e64>;
+  def : DivergentBinOp<shl, V_LSHLREV_B32_e64>;
+}
+
+let SubtargetPredicate = HasAddNoCarryInsts in {
+  def : DivergentBinOp<add, V_ADD_U32_e32>;
+  def : DivergentBinOp<sub, V_SUB_U32_e32>;
+  def : DivergentBinOp<sub, V_SUBREV_U32_e32>;
+}
+
+
+def : DivergentBinOp<add, V_ADD_I32_e32>;
+
+def : DivergentBinOp<add, V_ADD_I32_e64>;
+def : DivergentBinOp<sub, V_SUB_I32_e32>;
+
+def : DivergentBinOp<sub, V_SUBREV_I32_e32>;
+
+def : DivergentBinOp<srl, V_LSHRREV_B32_e32>;
+def : DivergentBinOp<sra, V_ASHRREV_I32_e32>;
+def : DivergentBinOp<shl, V_LSHLREV_B32_e32>;
+def : DivergentBinOp<adde, V_ADDC_U32_e32>;
+def : DivergentBinOp<sube, V_SUBB_U32_e32>;
+
+class divergent_i64_BinOp <SDPatternOperator Op, Instruction Inst> :
+  GCNPat<
+      (getDivergentFrag<Op>.ret i64:$src0, i64:$src1),
+      (REG_SEQUENCE VReg_64,
+        (Inst
+          (i32 (EXTRACT_SUBREG $src0, sub0)),
+          (i32 (EXTRACT_SUBREG $src1, sub0))
+        ), sub0,
+        (Inst
+          (i32 (EXTRACT_SUBREG $src0, sub1)),
+          (i32 (EXTRACT_SUBREG $src1, sub1))
+        ), sub1
+      )
+  >;
+
+def :  divergent_i64_BinOp <and, V_AND_B32_e32>;
+def :  divergent_i64_BinOp <or,  V_OR_B32_e32>;
+def :  divergent_i64_BinOp <xor, V_XOR_B32_e32>;
 
 let SubtargetPredicate = Has16BitInsts in {
 

Modified: llvm/trunk/lib/Target/AMDGPU/VOPInstructions.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/VOPInstructions.td?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/VOPInstructions.td (original)
+++ llvm/trunk/lib/Target/AMDGPU/VOPInstructions.td Fri Sep 21 03:31:22 2018
@@ -528,6 +528,50 @@ class VOP_DPP <string OpName, VOPProfile
   let DecoderNamespace = "DPP";
 }
 
+class getNumNodeArgs<SDPatternOperator Op> {
+  SDNode N = !cast<SDNode>(Op);
+  SDTypeProfile TP = N.TypeProfile;
+  int ret = TP.NumOperands;
+}
+
+
+class getDivergentFrag<SDPatternOperator Op> {
+
+  int NumSrcArgs = getNumNodeArgs<Op>.ret;
+  PatFrag ret = PatFrag <
+    !if(!eq(NumSrcArgs, 1),
+             (ops node:$src0),
+             !if(!eq(NumSrcArgs, 2),
+               (ops node:$src0, node:$src1),
+               (ops node:$src0, node:$src1, node:$src2))),
+    !if(!eq(NumSrcArgs, 1),
+             (Op $src0),
+             !if(!eq(NumSrcArgs, 2),
+               (Op $src0, $src1),
+               (Op $src0, $src1, $src2))),
+    [{ return N->isDivergent(); }]
+  >;
+}
+
+class VOPPatGen<SDPatternOperator Op, VOPProfile P> {
+
+  PatFrag Operator = getDivergentFrag < Op >.ret;
+
+  dag Ins = !foreach(tmp, P.Ins32, !subst(ins, Operator,
+                                         !subst(P.Src0RC32, P.Src0VT,
+                                               !subst(P.Src1RC32, P.Src1VT, tmp))));
+
+
+  dag Outs = !foreach(tmp, P.Outs32, !subst(outs, set,
+                                           !subst(P.DstRC, P.DstVT, tmp)));
+
+  list<dag> ret =  [!con(Outs, (set Ins))];
+}
+
+class VOPPatOrNull<SDPatternOperator Op, VOPProfile P> {
+  list<dag> ret = !if(!ne(P.NeedPatGen,PatGenMode.NoPattern), VOPPatGen<Op, P>.ret, []);
+}
+
 include "VOPCInstructions.td"
 include "VOP1Instructions.td"
 include "VOP2Instructions.td"

Modified: llvm/trunk/test/CodeGen/AMDGPU/add.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/add.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/add.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/add.ll Fri Sep 21 03:31:22 2018
@@ -121,7 +121,7 @@ entry:
 ; FUNC-LABEL: {{^}}v_add_i32:
 ; GCN: {{buffer|flat|global}}_load_dword [[A:v[0-9]+]]
 ; GCN: {{buffer|flat|global}}_load_dword [[B:v[0-9]+]]
-; SIVI: v_add_{{i|u}}32_e32 v{{[0-9]+}}, vcc, [[B]], [[A]]
+; SIVI: v_add_{{i|u}}32_e32 v{{[0-9]+}}, vcc, [[A]], [[B]]
 ; GFX9: v_add_u32_e32 v{{[0-9]+}}, [[A]], [[B]]
 define amdgpu_kernel void @v_add_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
   %tid = call i32 @llvm.r600.read.tidig.x()

Modified: llvm/trunk/test/CodeGen/AMDGPU/amdgcn.private-memory.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/amdgcn.private-memory.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/amdgcn.private-memory.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/amdgcn.private-memory.ll Fri Sep 21 03:31:22 2018
@@ -13,7 +13,7 @@ declare i32 @llvm.amdgcn.workitem.id.x()
 
 ; GCN-LABEL: {{^}}work_item_info:
 ; GCN-NOT: v0
-; GCN: v_add_{{[iu]}}32_e32 [[RESULT:v[0-9]+]], vcc, v0, v{{[0-9]+}}
+; GCN: v_add_{{[iu]}}32_e32 [[RESULT:v[0-9]+]], vcc, v{{[0-9]+}}, v0
 ; GCN: buffer_store_dword [[RESULT]]
 define amdgpu_kernel void @work_item_info(i32 addrspace(1)* %out, i32 %in) {
 entry:

Modified: llvm/trunk/test/CodeGen/AMDGPU/bfe-patterns.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/bfe-patterns.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/bfe-patterns.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/bfe-patterns.ll Fri Sep 21 03:31:22 2018
@@ -24,11 +24,8 @@ define amdgpu_kernel void @v_ubfe_sub_i3
 ; GCN: {{buffer|flat}}_load_dword [[WIDTH:v[0-9]+]]
 ; GCN: v_sub_{{[iu]}}32_e32 [[SUB:v[0-9]+]], vcc, 32, [[WIDTH]]
 
-; SI-NEXT: v_lshl_b32_e32 [[SHL:v[0-9]+]], [[SRC]], [[SUB]]
-; SI-NEXT: v_lshr_b32_e32 [[BFE:v[0-9]+]], [[SHL]], [[SUB]]
-
-; VI-NEXT: v_lshlrev_b32_e32 [[SHL:v[0-9]+]], [[SUB]], [[SRC]]
-; VI-NEXT: v_lshrrev_b32_e32 [[BFE:v[0-9]+]], [[SUB]], [[SHL]]
+; GCN-NEXT: v_lshlrev_b32_e32 [[SHL:v[0-9]+]], [[SUB]], [[SRC]]
+; GCN-NEXT: v_lshrrev_b32_e32 [[BFE:v[0-9]+]], [[SUB]], [[SHL]]
 
 ; GCN: [[BFE]]
 ; GCN: [[SHL]]
@@ -100,11 +97,8 @@ define amdgpu_kernel void @v_sbfe_sub_i3
 ; GCN: {{buffer|flat}}_load_dword [[WIDTH:v[0-9]+]]
 ; GCN: v_sub_{{[iu]}}32_e32 [[SUB:v[0-9]+]], vcc, 32, [[WIDTH]]
 
-; SI-NEXT: v_lshl_b32_e32 [[SHL:v[0-9]+]], [[SRC]], [[SUB]]
-; SI-NEXT: v_ashr_i32_e32 [[BFE:v[0-9]+]], [[SHL]], [[SUB]]
-
-; VI-NEXT: v_lshlrev_b32_e32 [[SHL:v[0-9]+]], [[SUB]], [[SRC]]
-; VI-NEXT: v_ashrrev_i32_e32 [[BFE:v[0-9]+]], [[SUB]], [[SHL]]
+; GCN-NEXT: v_lshlrev_b32_e32 [[SHL:v[0-9]+]], [[SUB]], [[SRC]]
+; GCN-NEXT: v_ashrrev_i32_e32 [[BFE:v[0-9]+]], [[SUB]], [[SHL]]
 
 ; GCN: [[BFE]]
 ; GCN: [[SHL]]

Modified: llvm/trunk/test/CodeGen/AMDGPU/ctpop64.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/ctpop64.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/ctpop64.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/ctpop64.ll Fri Sep 21 03:31:22 2018
@@ -188,7 +188,7 @@ define amdgpu_kernel void @s_ctpop_i65(i
 ; GCN-DAG: v_bcnt_u32_b32{{(_e64)*}} [[MIDRESULT2:v[0-9]+]], v[[VAL0]], 0
 ; GCN-DAG: v_bcnt_u32_b32{{(_e32)*(_e64)*}} [[MIDRESULT3:v[0-9]+]], v{{[0-9]+}}, [[MIDRESULT2]]
 
-; GCN: v_add_{{[iu]}}32_e32 [[RESULT:v[0-9]+]], vcc, [[MIDRESULT1]], [[MIDRESULT2]]
+; GCN: v_add_{{[iu]}}32_e32 [[RESULT:v[0-9]+]], vcc, [[MIDRESULT2]], [[MIDRESULT1]]
 
 ; GCN: buffer_store_dword [[RESULT]],
 ; GCN: s_endpgm

Modified: llvm/trunk/test/CodeGen/AMDGPU/extract-lowbits.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/extract-lowbits.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/extract-lowbits.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/extract-lowbits.ll Fri Sep 21 03:31:22 2018
@@ -169,8 +169,8 @@ define i32 @bzhi32_d1_indexzext(i32 %val
 ; SI-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; SI-NEXT:    v_sub_i32_e32 v1, vcc, 32, v1
 ; SI-NEXT:    v_and_b32_e32 v1, 0xff, v1
-; SI-NEXT:    v_lshl_b32_e32 v0, v0, v1
-; SI-NEXT:    v_lshr_b32_e32 v0, v0, v1
+; SI-NEXT:    v_lshlrev_b32_e32 v0, v1, v0
+; SI-NEXT:    v_lshrrev_b32_e32 v0, v1, v0
 ; SI-NEXT:    s_setpc_b64 s[30:31]
 ;
 ; VI-LABEL: bzhi32_d1_indexzext:

Modified: llvm/trunk/test/CodeGen/AMDGPU/fabs.f16.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/fabs.f16.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/fabs.f16.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/fabs.f16.ll Fri Sep 21 03:31:22 2018
@@ -102,11 +102,10 @@ define amdgpu_kernel void @fabs_free_v2f
 ; GCN-LABEL: {{^}}v_fabs_fold_self_v2f16:
 ; GCN: {{flat|global}}_load_dword [[VAL:v[0-9]+]]
 
-; CI: v_lshrrev_b32_e32 v{{[0-9]+}}, 16, v{{[0-9]+}}
-; CI: v_lshrrev_b32_e32 v{{[0-9]+}}, 16, v{{[0-9]+}}
-; CI: v_cvt_f32_f16_e32
-; CI: v_cvt_f32_f16_e32
-; CI: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
+; CI: v_lshrrev_b32_e32 [[VREG:v[0-9]+]], 16, v{{[0-9]+}}
+; CI: v_cvt_f32_f16_e32 [[NORM:v[0-9]+]], [[VREG]]
+; CI: v_cvt_f32_f16_e64 [[ABS:v[0-9]+]], {{\|}}[[VREG]]{{\|}}
+; CI: v_mul_f32_e32 v{{[0-9]+}}, [[ABS]], [[NORM]]
 ; CI: v_cvt_f16_f32
 ; CI: v_mul_f32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
 ; CI: v_cvt_f16_f32

Modified: llvm/trunk/test/CodeGen/AMDGPU/insert_vector_elt.v2i16.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/insert_vector_elt.v2i16.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/insert_vector_elt.v2i16.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/insert_vector_elt.v2i16.ll Fri Sep 21 03:31:22 2018
@@ -286,7 +286,7 @@ define amdgpu_kernel void @v_inserteleme
 
 ; CI: v_and_b32_e32 [[AND:v[0-9]+]], 0xffff, [[VEC]]
 ; CI: v_or_b32_e32 [[RES:v[0-9]+]], 0x3e70000, [[AND]]
-; VI: v_or_b32_sdwa [[RES:v[0-9]+]], [[VEC]], [[K]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; VI: v_or_b32_sdwa [[RES:v[0-9]+]], [[K]], [[VEC]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
 
 ; GCN: {{flat|global}}_store_dword v{{\[[0-9]+:[0-9]+\]}}, [[RES]]
 define amdgpu_kernel void @v_insertelement_v2i16_1(<2 x i16> addrspace(1)* %out, <2 x i16> addrspace(1)* %in) #0 {
@@ -306,7 +306,7 @@ define amdgpu_kernel void @v_inserteleme
 ; CI:   v_and_b32_e32 [[ELT0:v[0-9]+]], 0xffff, [[VEC]]
 ; GFX9: v_and_b32_e32 [[ELT0:v[0-9]+]], 0xffff, [[VEC]]
 ; CI: v_or_b32_e32 [[RES:v[0-9]+]], 0xfff10000, [[ELT0]]
-; VI: v_or_b32_sdwa [[RES:v[0-9]+]], [[VEC]], [[K]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; VI: v_or_b32_sdwa [[RES:v[0-9]+]], [[K]], [[VEC]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
 ; GFX9: v_lshl_or_b32 [[RES:v[0-9]+]], -15, 16, [[ELT0]]
 ; GCN: {{flat|global}}_store_dword v{{\[[0-9]+:[0-9]+\]}}, [[RES]]
 define amdgpu_kernel void @v_insertelement_v2i16_1_inlineimm(<2 x i16> addrspace(1)* %out, <2 x i16> addrspace(1)* %in) #0 {
@@ -373,7 +373,7 @@ define amdgpu_kernel void @v_inserteleme
 ; CI: v_and_b32_e32 [[AND:v[0-9]+]], 0xffff, [[VEC]]
 ; CI: v_or_b32_e32 [[RES:v[0-9]+]], 0x45000000, [[AND]]
 
-; VI: v_or_b32_sdwa [[RES:v[0-9]+]], [[VEC]], [[K]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; VI: v_or_b32_sdwa [[RES:v[0-9]+]], [[K]], [[VEC]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
 
 ; GCN: {{flat|global}}_store_dword v{{\[[0-9]+:[0-9]+\]}}, [[RES]]
 define amdgpu_kernel void @v_insertelement_v2f16_1(<2 x half> addrspace(1)* %out, <2 x half> addrspace(1)* %in) #0 {
@@ -393,7 +393,7 @@ define amdgpu_kernel void @v_inserteleme
 ; CI: v_and_b32_e32 [[ELT0:v[0-9]+]], 0xffff, [[VEC]]
 ; GFX9: v_and_b32_e32 [[ELT0:v[0-9]+]], 0xffff, [[VEC]]
 ; CI: v_or_b32_e32 [[RES:v[0-9]+]], 0x230000, [[ELT0]]
-; VI: v_or_b32_sdwa [[RES:v[0-9]+]], [[VEC]], [[K]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; VI: v_or_b32_sdwa [[RES:v[0-9]+]], [[K]], [[VEC]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
 ; GFX9: v_lshl_or_b32 [[RES:v[0-9]+]], 35, 16, [[ELT0]]
 ; GCN: {{flat|global}}_store_dword v{{\[[0-9]+:[0-9]+\]}}, [[RES]]
 define amdgpu_kernel void @v_insertelement_v2f16_1_inlineimm(<2 x half> addrspace(1)* %out, <2 x half> addrspace(1)* %in) #0 {
@@ -534,7 +534,7 @@ define amdgpu_kernel void @v_inserteleme
 
 ; VI: s_lshl_b32 [[VAL_HI:s[0-9]+]], [[VAL]], 16
 ; VI-DAG: v_mov_b32_e32 [[COPY_VAL:v[0-9]+]], [[VAL_HI]]
-; VI: v_or_b32_sdwa v[[INS_HALF:[0-9]+]], v[[LO]], [[COPY_VAL]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; VI: v_or_b32_sdwa v[[INS_HALF:[0-9]+]], [[COPY_VAL]], v[[LO]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
 
 ; CI: s_lshl_b32 [[VAL_HI:s[0-9]+]], [[VAL]], 16
 ; CI: v_and_b32_e32 [[AND:v[0-9]+]], 0xffff, v[[LO]]
@@ -588,7 +588,7 @@ define amdgpu_kernel void @v_inserteleme
 
 ; VI: s_lshl_b32 [[VAL_HI:s[0-9]+]], [[VAL]], 16
 ; VI-DAG: v_mov_b32_e32 [[COPY_VAL:v[0-9]+]], [[VAL_HI]]
-; VI: v_or_b32_sdwa v[[INS_HI:[0-9]+]], v[[HI]], [[COPY_VAL]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; VI: v_or_b32_sdwa v[[INS_HI:[0-9]+]], [[COPY_VAL]], v[[HI]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
 
 ; CI: s_lshl_b32 [[VAL_HI:s[0-9]+]], [[VAL]], 16
 ; CI: v_and_b32_e32 [[AND:v[0-9]+]], 0xffff, v[[HI]]

Modified: llvm/trunk/test/CodeGen/AMDGPU/llvm.amdgcn.update.dpp.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/llvm.amdgcn.update.dpp.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/llvm.amdgcn.update.dpp.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/llvm.amdgcn.update.dpp.ll Fri Sep 21 03:31:22 2018
@@ -15,9 +15,8 @@ define amdgpu_kernel void @dpp_test(i32
 }
 
 ; VI-LABEL: {{^}}dpp_test1:
-; VI-OPT: v_add_u32_e32 [[REG:v[0-9]+]], vcc, v{{[0-9]+}}, v{{[0-9]+}}
+; VI: v_add_u32_e32 [[REG:v[0-9]+]], vcc, v{{[0-9]+}}, v{{[0-9]+}}
 ; VI-NOOPT: v_mov_b32_e32 v{{[0-9]+}}, 0
-; VI-NOOPT: v_mov_b32_e32 [[REG:v[0-9]+]], v{{[0-9]+}}
 ; VI-NEXT: s_nop 0
 ; VI-NEXT: s_nop 0
 ; VI-NEXT: v_mov_b32_dpp v2, [[REG]] quad_perm:[1,0,3,2] row_mask:0xf bank_mask:0xf

Modified: llvm/trunk/test/CodeGen/AMDGPU/shift-i128.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/shift-i128.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/shift-i128.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/shift-i128.ll Fri Sep 21 03:31:22 2018
@@ -5,24 +5,22 @@ define i128 @v_shl_i128_vv(i128 %lhs, i1
 ; GCN-LABEL: v_shl_i128_vv:
 ; GCN:       ; %bb.0:
 ; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
-; GCN-NEXT:    v_lshl_b64 v[5:6], v[0:1], v4
-; GCN-NEXT:    v_lshl_b64 v[7:8], v[2:3], v4
+; GCN-NEXT:    v_lshl_b64 v[5:6], v[2:3], v4
 ; GCN-NEXT:    v_sub_i32_e32 v9, vcc, 64, v4
 ; GCN-NEXT:    v_subrev_i32_e32 v11, vcc, 64, v4
-; GCN-NEXT:    v_cmp_gt_u32_e32 vcc, 64, v4
-; GCN-NEXT:    v_cndmask_b32_e32 v6, 0, v6, vcc
-; GCN-NEXT:    v_cndmask_b32_e32 v5, 0, v5, vcc
+; GCN-NEXT:    v_lshl_b64 v[7:8], v[0:1], v4
 ; GCN-NEXT:    v_lshr_b64 v[9:10], v[0:1], v9
 ; GCN-NEXT:    v_lshl_b64 v[0:1], v[0:1], v11
-; GCN-NEXT:    v_or_b32_e32 v7, v7, v9
-; GCN-NEXT:    v_or_b32_e32 v8, v8, v10
-; GCN-NEXT:    v_cndmask_b32_e32 v1, v1, v8, vcc
-; GCN-NEXT:    v_cndmask_b32_e32 v0, v0, v7, vcc
-; GCN-NEXT:    v_cmp_eq_u32_e32 vcc, 0, v4
-; GCN-NEXT:    v_cndmask_b32_e32 v3, v1, v3, vcc
-; GCN-NEXT:    v_cndmask_b32_e32 v2, v0, v2, vcc
-; GCN-NEXT:    v_mov_b32_e32 v0, v5
-; GCN-NEXT:    v_mov_b32_e32 v1, v6
+; GCN-NEXT:    v_or_b32_e32 v6, v6, v10
+; GCN-NEXT:    v_or_b32_e32 v5, v5, v9
+; GCN-NEXT:    v_cmp_gt_u32_e32 vcc, 64, v4
+; GCN-NEXT:    v_cndmask_b32_e32 v6, v1, v6, vcc
+; GCN-NEXT:    v_cndmask_b32_e32 v0, v0, v5, vcc
+; GCN-NEXT:    v_cndmask_b32_e32 v1, 0, v8, vcc
+; GCN-NEXT:    v_cmp_eq_u32_e64 s[6:7], 0, v4
+; GCN-NEXT:    v_cndmask_b32_e64 v3, v6, v3, s[6:7]
+; GCN-NEXT:    v_cndmask_b32_e64 v2, v0, v2, s[6:7]
+; GCN-NEXT:    v_cndmask_b32_e32 v0, 0, v7, vcc
 ; GCN-NEXT:    s_setpc_b64 s[30:31]
   %shl = shl i128 %lhs, %rhs
   ret i128 %shl
@@ -32,25 +30,24 @@ define i128 @v_lshr_i128_vv(i128 %lhs, i
 ; GCN-LABEL: v_lshr_i128_vv:
 ; GCN:       ; %bb.0:
 ; GCN-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
-; GCN-NEXT:    v_lshr_b64 v[5:6], v[2:3], v4
-; GCN-NEXT:    v_lshr_b64 v[7:8], v[0:1], v4
+; GCN-NEXT:    v_lshr_b64 v[5:6], v[0:1], v4
 ; GCN-NEXT:    v_sub_i32_e32 v9, vcc, 64, v4
 ; GCN-NEXT:    v_subrev_i32_e32 v11, vcc, 64, v4
-; GCN-NEXT:    v_cmp_gt_u32_e32 vcc, 64, v4
-; GCN-NEXT:    v_cndmask_b32_e32 v6, 0, v6, vcc
-; GCN-NEXT:    v_cndmask_b32_e32 v5, 0, v5, vcc
+; GCN-NEXT:    v_lshr_b64 v[7:8], v[2:3], v4
 ; GCN-NEXT:    v_lshl_b64 v[9:10], v[2:3], v9
 ; GCN-NEXT:    v_lshr_b64 v[2:3], v[2:3], v11
-; GCN-NEXT:    v_or_b32_e32 v7, v7, v9
-; GCN-NEXT:    v_or_b32_e32 v8, v8, v10
-; GCN-NEXT:    v_cndmask_b32_e32 v3, v3, v8, vcc
-; GCN-NEXT:    v_cndmask_b32_e32 v2, v2, v7, vcc
-; GCN-NEXT:    v_cmp_eq_u32_e32 vcc, 0, v4
-; GCN-NEXT:    v_cndmask_b32_e32 v1, v3, v1, vcc
-; GCN-NEXT:    v_cndmask_b32_e32 v0, v2, v0, vcc
-; GCN-NEXT:    v_mov_b32_e32 v2, v5
-; GCN-NEXT:    v_mov_b32_e32 v3, v6
+; GCN-NEXT:    v_or_b32_e32 v6, v6, v10
+; GCN-NEXT:    v_or_b32_e32 v5, v5, v9
+; GCN-NEXT:    v_cmp_gt_u32_e32 vcc, 64, v4
+; GCN-NEXT:    v_cndmask_b32_e32 v6, v3, v6, vcc
+; GCN-NEXT:    v_cndmask_b32_e32 v2, v2, v5, vcc
+; GCN-NEXT:    v_cndmask_b32_e32 v3, 0, v8, vcc
+; GCN-NEXT:    v_cmp_eq_u32_e64 s[6:7], 0, v4
+; GCN-NEXT:    v_cndmask_b32_e64 v1, v6, v1, s[6:7]
+; GCN-NEXT:    v_cndmask_b32_e64 v0, v2, v0, s[6:7]
+; GCN-NEXT:    v_cndmask_b32_e32 v2, 0, v7, vcc
 ; GCN-NEXT:    s_setpc_b64 s[30:31]
+
   %shl = lshr i128 %lhs, %rhs
   ret i128 %shl
 }
@@ -69,8 +66,8 @@ define i128 @v_ashr_i128_vv(i128 %lhs, i
 ; GCN-NEXT:    v_cndmask_b32_e32 v5, v9, v5, vcc
 ; GCN-NEXT:    v_lshl_b64 v[9:10], v[2:3], v10
 ; GCN-NEXT:    v_ashr_i64 v[2:3], v[2:3], v11
-; GCN-NEXT:    v_or_b32_e32 v7, v7, v9
 ; GCN-NEXT:    v_or_b32_e32 v8, v8, v10
+; GCN-NEXT:    v_or_b32_e32 v7, v7, v9
 ; GCN-NEXT:    v_cndmask_b32_e32 v3, v3, v8, vcc
 ; GCN-NEXT:    v_cndmask_b32_e32 v2, v2, v7, vcc
 ; GCN-NEXT:    v_cmp_eq_u32_e32 vcc, 0, v4
@@ -497,19 +494,19 @@ define <2 x i128> @v_shl_v2i128_vv(<2 x
 ; GCN-NEXT:    v_lshl_b64 v[16:17], v[2:3], v8
 ; GCN-NEXT:    v_sub_i32_e32 v18, vcc, 64, v8
 ; GCN-NEXT:    v_lshr_b64 v[18:19], v[0:1], v18
-; GCN-NEXT:    v_or_b32_e32 v20, v16, v18
-; GCN-NEXT:    v_or_b32_e32 v21, v17, v19
+; GCN-NEXT:    v_or_b32_e32 v20, v17, v19
+; GCN-NEXT:    v_or_b32_e32 v21, v16, v18
 ; GCN-NEXT:    v_sub_i32_e32 v16, vcc, 64, v12
 ; GCN-NEXT:    v_lshr_b64 v[16:17], v[4:5], v16
 ; GCN-NEXT:    v_lshl_b64 v[18:19], v[6:7], v12
-; GCN-NEXT:    v_or_b32_e32 v16, v18, v16
 ; GCN-NEXT:    v_or_b32_e32 v17, v19, v17
+; GCN-NEXT:    v_or_b32_e32 v16, v18, v16
 ; GCN-NEXT:    v_cmp_eq_u64_e64 s[6:7], 0, v[10:11]
-; GCN-NEXT:    v_or_b32_e32 v10, v8, v10
 ; GCN-NEXT:    v_or_b32_e32 v11, v9, v11
+; GCN-NEXT:    v_or_b32_e32 v10, v8, v10
 ; GCN-NEXT:    v_cmp_eq_u64_e64 s[8:9], 0, v[14:15]
-; GCN-NEXT:    v_or_b32_e32 v14, v12, v14
 ; GCN-NEXT:    v_or_b32_e32 v15, v13, v15
+; GCN-NEXT:    v_or_b32_e32 v14, v12, v14
 ; GCN-NEXT:    v_cmp_gt_u64_e64 s[10:11], 64, v[8:9]
 ; GCN-NEXT:    v_subrev_i32_e32 v18, vcc, 64, v8
 ; GCN-NEXT:    v_lshl_b64 v[8:9], v[0:1], v8
@@ -519,8 +516,8 @@ define <2 x i128> @v_shl_v2i128_vv(<2 x
 ; GCN-NEXT:    v_lshl_b64 v[12:13], v[4:5], v12
 ; GCN-NEXT:    v_lshl_b64 v[4:5], v[4:5], v18
 ; GCN-NEXT:    s_and_b64 vcc, s[6:7], s[10:11]
-; GCN-NEXT:    v_cndmask_b32_e32 v18, v1, v21, vcc
-; GCN-NEXT:    v_cndmask_b32_e32 v19, v0, v20, vcc
+; GCN-NEXT:    v_cndmask_b32_e32 v18, v1, v20, vcc
+; GCN-NEXT:    v_cndmask_b32_e32 v19, v0, v21, vcc
 ; GCN-NEXT:    s_and_b64 s[6:7], s[8:9], s[12:13]
 ; GCN-NEXT:    v_cndmask_b32_e64 v17, v5, v17, s[6:7]
 ; GCN-NEXT:    v_cndmask_b32_e64 v4, v4, v16, s[6:7]
@@ -546,19 +543,19 @@ define <2 x i128> @v_lshr_v2i128_vv(<2 x
 ; GCN-NEXT:    v_lshr_b64 v[16:17], v[0:1], v8
 ; GCN-NEXT:    v_sub_i32_e32 v18, vcc, 64, v8
 ; GCN-NEXT:    v_lshl_b64 v[18:19], v[2:3], v18
-; GCN-NEXT:    v_or_b32_e32 v20, v16, v18
-; GCN-NEXT:    v_or_b32_e32 v21, v17, v19
+; GCN-NEXT:    v_or_b32_e32 v20, v17, v19
+; GCN-NEXT:    v_or_b32_e32 v21, v16, v18
 ; GCN-NEXT:    v_sub_i32_e32 v16, vcc, 64, v12
 ; GCN-NEXT:    v_lshl_b64 v[16:17], v[6:7], v16
 ; GCN-NEXT:    v_lshr_b64 v[18:19], v[4:5], v12
-; GCN-NEXT:    v_or_b32_e32 v16, v18, v16
 ; GCN-NEXT:    v_or_b32_e32 v17, v19, v17
+; GCN-NEXT:    v_or_b32_e32 v16, v18, v16
 ; GCN-NEXT:    v_cmp_eq_u64_e64 s[6:7], 0, v[10:11]
-; GCN-NEXT:    v_or_b32_e32 v10, v8, v10
 ; GCN-NEXT:    v_or_b32_e32 v11, v9, v11
+; GCN-NEXT:    v_or_b32_e32 v10, v8, v10
 ; GCN-NEXT:    v_cmp_eq_u64_e64 s[8:9], 0, v[14:15]
-; GCN-NEXT:    v_or_b32_e32 v14, v12, v14
 ; GCN-NEXT:    v_or_b32_e32 v15, v13, v15
+; GCN-NEXT:    v_or_b32_e32 v14, v12, v14
 ; GCN-NEXT:    v_cmp_gt_u64_e64 s[10:11], 64, v[8:9]
 ; GCN-NEXT:    v_subrev_i32_e32 v18, vcc, 64, v8
 ; GCN-NEXT:    v_lshr_b64 v[8:9], v[2:3], v8
@@ -568,8 +565,8 @@ define <2 x i128> @v_lshr_v2i128_vv(<2 x
 ; GCN-NEXT:    v_lshr_b64 v[12:13], v[6:7], v12
 ; GCN-NEXT:    v_lshr_b64 v[6:7], v[6:7], v18
 ; GCN-NEXT:    s_and_b64 vcc, s[6:7], s[10:11]
-; GCN-NEXT:    v_cndmask_b32_e32 v18, v3, v21, vcc
-; GCN-NEXT:    v_cndmask_b32_e32 v19, v2, v20, vcc
+; GCN-NEXT:    v_cndmask_b32_e32 v18, v3, v20, vcc
+; GCN-NEXT:    v_cndmask_b32_e32 v19, v2, v21, vcc
 ; GCN-NEXT:    s_and_b64 s[6:7], s[8:9], s[12:13]
 ; GCN-NEXT:    v_cndmask_b32_e64 v17, v7, v17, s[6:7]
 ; GCN-NEXT:    v_cndmask_b32_e64 v6, v6, v16, s[6:7]
@@ -595,25 +592,25 @@ define <2 x i128> @v_ashr_v2i128_vv(<2 x
 ; GCN-NEXT:    v_lshr_b64 v[16:17], v[0:1], v8
 ; GCN-NEXT:    v_sub_i32_e32 v18, vcc, 64, v8
 ; GCN-NEXT:    v_lshl_b64 v[18:19], v[2:3], v18
-; GCN-NEXT:    v_or_b32_e32 v20, v16, v18
-; GCN-NEXT:    v_or_b32_e32 v21, v17, v19
+; GCN-NEXT:    v_or_b32_e32 v20, v17, v19
+; GCN-NEXT:    v_or_b32_e32 v21, v16, v18
 ; GCN-NEXT:    v_sub_i32_e32 v16, vcc, 64, v12
 ; GCN-NEXT:    v_lshl_b64 v[16:17], v[6:7], v16
 ; GCN-NEXT:    v_lshr_b64 v[18:19], v[4:5], v12
-; GCN-NEXT:    v_or_b32_e32 v18, v18, v16
 ; GCN-NEXT:    v_or_b32_e32 v19, v19, v17
+; GCN-NEXT:    v_or_b32_e32 v18, v18, v16
 ; GCN-NEXT:    v_cmp_eq_u64_e64 s[6:7], 0, v[10:11]
-; GCN-NEXT:    v_or_b32_e32 v10, v8, v10
 ; GCN-NEXT:    v_or_b32_e32 v11, v9, v11
+; GCN-NEXT:    v_or_b32_e32 v10, v8, v10
 ; GCN-NEXT:    v_cmp_eq_u64_e64 s[8:9], 0, v[14:15]
-; GCN-NEXT:    v_or_b32_e32 v14, v12, v14
 ; GCN-NEXT:    v_or_b32_e32 v15, v13, v15
+; GCN-NEXT:    v_or_b32_e32 v14, v12, v14
 ; GCN-NEXT:    v_cmp_gt_u64_e64 s[10:11], 64, v[8:9]
 ; GCN-NEXT:    v_subrev_i32_e32 v9, vcc, 64, v8
 ; GCN-NEXT:    v_ashr_i64 v[16:17], v[2:3], v9
 ; GCN-NEXT:    s_and_b64 s[6:7], s[6:7], s[10:11]
-; GCN-NEXT:    v_cndmask_b32_e64 v17, v17, v21, s[6:7]
-; GCN-NEXT:    v_cndmask_b32_e64 v16, v16, v20, s[6:7]
+; GCN-NEXT:    v_cndmask_b32_e64 v17, v17, v20, s[6:7]
+; GCN-NEXT:    v_cndmask_b32_e64 v16, v16, v21, s[6:7]
 ; GCN-NEXT:    v_cmp_gt_u64_e64 s[10:11], 64, v[12:13]
 ; GCN-NEXT:    v_ashr_i64 v[8:9], v[2:3], v8
 ; GCN-NEXT:    v_ashrrev_i32_e32 v20, 31, v3

Modified: llvm/trunk/test/CodeGen/AMDGPU/shl.v2i16.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/shl.v2i16.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/shl.v2i16.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/shl.v2i16.ll Fri Sep 21 03:31:22 2018
@@ -50,7 +50,7 @@ define amdgpu_kernel void @s_shl_v2i16(<
 ; CI: v_lshrrev_b32_e32 v{{[0-9]+}}, 16, [[LHS]]
 ; CI: v_lshrrev_b32_e32 v{{[0-9]+}}, 16, v{{[0-9]+}}
 ; CI: v_lshlrev_b32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
-; CI: v_lshl_b32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
+; CI: v_lshlrev_b32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
 ; CI: v_lshlrev_b32_e32 v{{[0-9]+}}, 16, v{{[0-9]+}}
 ; CI: v_and_b32_e32 v{{[0-9]+}}, [[MASK]], v{{[0-9]+}}
 ; CI: v_or_b32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}

Modified: llvm/trunk/test/CodeGen/AMDGPU/sibling-call.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/sibling-call.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/sibling-call.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/sibling-call.ll Fri Sep 21 03:31:22 2018
@@ -6,7 +6,7 @@ target datalayout = "A5"
 ; FIXME: Why is this commuted only sometimes?
 ; GCN-LABEL: {{^}}i32_fastcc_i32_i32:
 ; GCN: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
-; CIVI-NEXT: v_add_{{i|u}}32_e32 v0, vcc, v1, v0
+; CIVI-NEXT: v_add_{{i|u}}32_e32 v0, vcc, v0, v1
 ; GFX9-NEXT: v_add_u32_e32 v0, v0, v1
 ; GCN-NEXT: s_setpc_b64
 define fastcc i32 @i32_fastcc_i32_i32(i32 %arg0, i32 %arg1) #1 {
@@ -16,7 +16,7 @@ define fastcc i32 @i32_fastcc_i32_i32(i3
 
 ; GCN-LABEL: {{^}}i32_fastcc_i32_i32_stack_object:
 ; GCN: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
-; CIVI-NEXT: v_add_{{i|u}}32_e32 v0, vcc, v1, v0
+; CIVI-NEXT: v_add_{{i|u}}32_e32 v0, vcc, v0, v1
 ; GFX9-NEXT: v_add_u32_e32 v0, v0, v1
 ; GCN: s_mov_b32 s5, s32
 ; GCN: buffer_store_dword v{{[0-9]+}}, off, s[0:3], s5 offset:24
@@ -88,7 +88,7 @@ entry:
 ; GCN-NEXT: buffer_load_dword v1, off, s[0:3], s5 offset:4
 ; GCN-NEXT: s_waitcnt vmcnt(0)
 
-; CIVI-NEXT: v_add_{{i|u}}32_e32 v0, vcc, v1, v0
+; CIVI-NEXT: v_add_{{i|u}}32_e32 v0, vcc, v0, v1
 ; GFX9-NEXT: v_add_u32_e32 v0, v0, v1
 
 ; GCN-NEXT: s_setpc_b64 s[30:31]
@@ -130,9 +130,9 @@ entry:
 ; GCN-DAG: buffer_load_dword [[LOAD_0:v[0-9]+]], off, s[0:3], s5 offset:4
 ; GCN-DAG: buffer_load_dword [[LOAD_1:v[0-9]+]], off, s[0:3], s5 offset:8
 
-; CIVI-NEXT: v_add_{{i|u}}32_e32 v0, vcc, v1, v0
-; CIVI: v_add_{{i|u}}32_e32 v0, vcc, [[LOAD_0]], v0
-; CIVI: v_add_{{i|u}}32_e32 v0, vcc, [[LOAD_1]], v0
+; CIVI-NEXT: v_add_{{i|u}}32_e32 v0, vcc, v0, v1
+; CIVI: v_add_{{i|u}}32_e32 v0, vcc, v0, [[LOAD_0]]
+; CIVI: v_add_{{i|u}}32_e32 v0, vcc, v0, [[LOAD_1]]
 
 
 ; GFX9-NEXT: v_add_u32_e32 v0, v0, v1

Modified: llvm/trunk/test/CodeGen/AMDGPU/sub.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/sub.ll?rev=342719&r1=342718&r2=342719&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/sub.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/sub.ll Fri Sep 21 03:31:22 2018
@@ -93,7 +93,7 @@ define amdgpu_kernel void @test_sub_v4i3
 }
 
 ; FUNC-LABEL: {{^}}test_sub_i16:
-; SI: v_subrev_i32_e32 v{{[0-9]+}}, vcc,
+; SI: v_sub_i32_e32 v{{[0-9]+}}, vcc,
 ; GFX89: v_sub_u16_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
 define amdgpu_kernel void @test_sub_i16(i16 addrspace(1)* %out, i16 addrspace(1)* %in) {
   %tid = call i32 @llvm.r600.read.tidig.x()




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