[llvm] r358427 - [X86] Restore the pavg intrinsics.

Craig Topper via llvm-commits llvm-commits at lists.llvm.org
Mon Apr 15 10:17:36 PDT 2019


Author: ctopper
Date: Mon Apr 15 10:17:35 2019
New Revision: 358427

URL: http://llvm.org/viewvc/llvm-project?rev=358427&view=rev
Log:
[X86] Restore the pavg intrinsics.

The pattern we replaced these with may be too hard to match as demonstrated by
PR41496 and PR41316.

This patch restores the intrinsics and then we can start focusing
on the optimizing the intrinsics.

I've mostly reverted the original patch that removed them. Though I modified
the avx512 intrinsics to not have masking built in.

Differential Revision: https://reviews.llvm.org/D60674

Modified:
    llvm/trunk/include/llvm/IR/IntrinsicsX86.td
    llvm/trunk/lib/IR/AutoUpgrade.cpp
    llvm/trunk/lib/Target/X86/X86IntrinsicsInfo.h
    llvm/trunk/test/CodeGen/X86/avx2-intrinsics-fast-isel.ll
    llvm/trunk/test/CodeGen/X86/avx2-intrinsics-x86-upgrade.ll
    llvm/trunk/test/CodeGen/X86/avx2-intrinsics-x86.ll
    llvm/trunk/test/CodeGen/X86/avx512bw-intrinsics.ll
    llvm/trunk/test/CodeGen/X86/avx512bwvl-intrinsics.ll
    llvm/trunk/test/CodeGen/X86/sse2-intrinsics-fast-isel.ll
    llvm/trunk/test/CodeGen/X86/sse2-intrinsics-x86-upgrade.ll
    llvm/trunk/test/CodeGen/X86/sse2-intrinsics-x86.ll

Modified: llvm/trunk/include/llvm/IR/IntrinsicsX86.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/IR/IntrinsicsX86.td?rev=358427&r1=358426&r2=358427&view=diff
==============================================================================
--- llvm/trunk/include/llvm/IR/IntrinsicsX86.td (original)
+++ llvm/trunk/include/llvm/IR/IntrinsicsX86.td Mon Apr 15 10:17:35 2019
@@ -366,6 +366,12 @@ let TargetPrefix = "x86" in {  // All in
   def int_x86_sse2_pmadd_wd : GCCBuiltin<"__builtin_ia32_pmaddwd128">,
               Intrinsic<[llvm_v4i32_ty], [llvm_v8i16_ty,
                          llvm_v8i16_ty], [IntrNoMem, Commutative]>;
+  def int_x86_sse2_pavg_b : GCCBuiltin<"__builtin_ia32_pavgb128">,
+              Intrinsic<[llvm_v16i8_ty], [llvm_v16i8_ty,
+                         llvm_v16i8_ty], [IntrNoMem, Commutative]>;
+  def int_x86_sse2_pavg_w : GCCBuiltin<"__builtin_ia32_pavgw128">,
+              Intrinsic<[llvm_v8i16_ty], [llvm_v8i16_ty,
+                         llvm_v8i16_ty], [IntrNoMem, Commutative]>;
   def int_x86_sse2_psad_bw : GCCBuiltin<"__builtin_ia32_psadbw128">,
               Intrinsic<[llvm_v2i64_ty], [llvm_v16i8_ty,
                          llvm_v16i8_ty], [IntrNoMem, Commutative]>;
@@ -1330,6 +1336,12 @@ let TargetPrefix = "x86" in {  // All in
   def int_x86_avx2_pmadd_wd : GCCBuiltin<"__builtin_ia32_pmaddwd256">,
               Intrinsic<[llvm_v8i32_ty], [llvm_v16i16_ty,
                          llvm_v16i16_ty], [IntrNoMem, Commutative]>;
+  def int_x86_avx2_pavg_b : GCCBuiltin<"__builtin_ia32_pavgb256">,
+              Intrinsic<[llvm_v32i8_ty], [llvm_v32i8_ty,
+                         llvm_v32i8_ty], [IntrNoMem, Commutative]>;
+  def int_x86_avx2_pavg_w : GCCBuiltin<"__builtin_ia32_pavgw256">,
+              Intrinsic<[llvm_v16i16_ty], [llvm_v16i16_ty,
+                         llvm_v16i16_ty], [IntrNoMem, Commutative]>;
   def int_x86_avx2_psad_bw : GCCBuiltin<"__builtin_ia32_psadbw256">,
               Intrinsic<[llvm_v4i64_ty], [llvm_v32i8_ty,
                          llvm_v32i8_ty], [IntrNoMem, Commutative]>;
@@ -3533,6 +3545,12 @@ let TargetPrefix = "x86" in {
   def int_x86_avx512_pmulh_w_512 : GCCBuiltin<"__builtin_ia32_pmulhw512">,
               Intrinsic<[llvm_v32i16_ty], [llvm_v32i16_ty,
                          llvm_v32i16_ty], [IntrNoMem, Commutative]>;
+  def int_x86_avx512_pavg_b_512 : GCCBuiltin<"__builtin_ia32_pavgb512">,
+          Intrinsic<[llvm_v64i8_ty], [llvm_v64i8_ty, llvm_v64i8_ty],
+                    [IntrNoMem]>;
+  def int_x86_avx512_pavg_w_512 : GCCBuiltin<"__builtin_ia32_pavgw512">,
+          Intrinsic<[llvm_v32i16_ty], [llvm_v32i16_ty, llvm_v32i16_ty],
+                    [IntrNoMem]>;
   def int_x86_avx512_pmaddw_d_512 : GCCBuiltin<"__builtin_ia32_pmaddwd512">,
               Intrinsic<[llvm_v16i32_ty], [llvm_v32i16_ty,
                          llvm_v32i16_ty], [IntrNoMem, Commutative]>;

Modified: llvm/trunk/lib/IR/AutoUpgrade.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/IR/AutoUpgrade.cpp?rev=358427&r1=358426&r2=358427&view=diff
==============================================================================
--- llvm/trunk/lib/IR/AutoUpgrade.cpp (original)
+++ llvm/trunk/lib/IR/AutoUpgrade.cpp Mon Apr 15 10:17:35 2019
@@ -386,8 +386,6 @@ static bool ShouldUpgradeX86Intrinsic(Fu
       Name.startswith("avx512.mask.prol.") ||  // Added in 8.0
       Name.startswith("avx512.ptestm") || //Added in 6.0
       Name.startswith("avx512.ptestnm") || //Added in 6.0
-      Name.startswith("sse2.pavg") || // Added in 6.0
-      Name.startswith("avx2.pavg") || // Added in 6.0
       Name.startswith("avx512.mask.pavg")) // Added in 6.0
     return true;
 
@@ -1547,6 +1545,21 @@ static bool upgradeAVX512MaskToSelect(St
       IID = Intrinsic::x86_avx512_conflict_q_512;
     else
       llvm_unreachable("Unexpected intrinsic");
+  } else if (Name.startswith("pavg.")) {
+    if (Name[5] == 'b' && VecWidth == 128)
+      IID = Intrinsic::x86_sse2_pavg_b;
+    else if (Name[5] == 'b' && VecWidth == 256)
+      IID = Intrinsic::x86_avx2_pavg_b;
+    else if (Name[5] == 'b' && VecWidth == 512)
+      IID = Intrinsic::x86_avx512_pavg_b_512;
+    else if (Name[5] == 'w' && VecWidth == 128)
+      IID = Intrinsic::x86_sse2_pavg_w;
+    else if (Name[5] == 'w' && VecWidth == 256)
+      IID = Intrinsic::x86_avx2_pavg_w;
+    else if (Name[5] == 'w' && VecWidth == 512)
+      IID = Intrinsic::x86_avx512_pavg_w_512;
+    else
+      llvm_unreachable("Unexpected intrinsic");
   } else
     return false;
 
@@ -2974,25 +2987,6 @@ void llvm::UpgradeIntrinsicCall(CallInst
       LoadInst *LI = Builder.CreateAlignedLoad(VTy, BC, VTy->getBitWidth() / 8);
       LI->setMetadata(M->getMDKindID("nontemporal"), Node);
       Rep = LI;
-    } else if (IsX86 &&
-               (Name.startswith("sse2.pavg") || Name.startswith("avx2.pavg") ||
-                Name.startswith("avx512.mask.pavg"))) {
-      // llvm.x86.sse2.pavg.b/w, llvm.x86.avx2.pavg.b/w,
-      // llvm.x86.avx512.mask.pavg.b/w
-      Value *A = CI->getArgOperand(0);
-      Value *B = CI->getArgOperand(1);
-      VectorType *ZextType = VectorType::getExtendedElementVectorType(
-          cast<VectorType>(A->getType()));
-      Value *ExtendedA = Builder.CreateZExt(A, ZextType);
-      Value *ExtendedB = Builder.CreateZExt(B, ZextType);
-      Value *Sum = Builder.CreateAdd(ExtendedA, ExtendedB);
-      Value *AddOne = Builder.CreateAdd(Sum, ConstantInt::get(ZextType, 1));
-      Value *ShiftR = Builder.CreateLShr(AddOne, ConstantInt::get(ZextType, 1));
-      Rep = Builder.CreateTrunc(ShiftR, A->getType());
-      if (CI->getNumArgOperands() > 2) {
-        Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
-                            CI->getArgOperand(2));
-      }
     } else if (IsX86 && (Name.startswith("fma.vfmadd.") ||
                          Name.startswith("fma.vfmsub.") ||
                          Name.startswith("fma.vfnmadd.") ||

Modified: llvm/trunk/lib/Target/X86/X86IntrinsicsInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86IntrinsicsInfo.h?rev=358427&r1=358426&r2=358427&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86IntrinsicsInfo.h (original)
+++ llvm/trunk/lib/Target/X86/X86IntrinsicsInfo.h Mon Apr 15 10:17:35 2019
@@ -370,6 +370,8 @@ static const IntrinsicData  IntrinsicsWi
   X86_INTRINSIC_DATA(avx2_packsswb, INTR_TYPE_2OP, X86ISD::PACKSS, 0),
   X86_INTRINSIC_DATA(avx2_packusdw, INTR_TYPE_2OP, X86ISD::PACKUS, 0),
   X86_INTRINSIC_DATA(avx2_packuswb, INTR_TYPE_2OP, X86ISD::PACKUS, 0),
+  X86_INTRINSIC_DATA(avx2_pavg_b,  INTR_TYPE_2OP, X86ISD::AVG, 0),
+  X86_INTRINSIC_DATA(avx2_pavg_w,  INTR_TYPE_2OP, X86ISD::AVG, 0),
   X86_INTRINSIC_DATA(avx2_pblendvb, BLENDV, X86ISD::BLENDV, 0),
   X86_INTRINSIC_DATA(avx2_permd, VPERM_2OP, X86ISD::VPERMV, 0),
   X86_INTRINSIC_DATA(avx2_permps, VPERM_2OP, X86ISD::VPERMV, 0),
@@ -819,6 +821,8 @@ static const IntrinsicData  IntrinsicsWi
   X86_INTRINSIC_DATA(avx512_packsswb_512, INTR_TYPE_2OP, X86ISD::PACKSS, 0),
   X86_INTRINSIC_DATA(avx512_packusdw_512, INTR_TYPE_2OP, X86ISD::PACKUS, 0),
   X86_INTRINSIC_DATA(avx512_packuswb_512, INTR_TYPE_2OP, X86ISD::PACKUS, 0),
+  X86_INTRINSIC_DATA(avx512_pavg_b_512, INTR_TYPE_2OP, X86ISD::AVG, 0),
+  X86_INTRINSIC_DATA(avx512_pavg_w_512, INTR_TYPE_2OP, X86ISD::AVG, 0),
   X86_INTRINSIC_DATA(avx512_permvar_df_256, VPERM_2OP, X86ISD::VPERMV, 0),
   X86_INTRINSIC_DATA(avx512_permvar_df_512, VPERM_2OP, X86ISD::VPERMV, 0),
   X86_INTRINSIC_DATA(avx512_permvar_di_256, VPERM_2OP, X86ISD::VPERMV, 0),
@@ -1030,6 +1034,8 @@ static const IntrinsicData  IntrinsicsWi
   X86_INTRINSIC_DATA(sse2_packssdw_128, INTR_TYPE_2OP, X86ISD::PACKSS, 0),
   X86_INTRINSIC_DATA(sse2_packsswb_128, INTR_TYPE_2OP, X86ISD::PACKSS, 0),
   X86_INTRINSIC_DATA(sse2_packuswb_128, INTR_TYPE_2OP, X86ISD::PACKUS, 0),
+  X86_INTRINSIC_DATA(sse2_pavg_b,       INTR_TYPE_2OP, X86ISD::AVG, 0),
+  X86_INTRINSIC_DATA(sse2_pavg_w,       INTR_TYPE_2OP, X86ISD::AVG, 0),
   X86_INTRINSIC_DATA(sse2_pmadd_wd,     INTR_TYPE_2OP, X86ISD::VPMADDWD, 0),
   X86_INTRINSIC_DATA(sse2_pmovmskb_128, INTR_TYPE_1OP, X86ISD::MOVMSK, 0),
   X86_INTRINSIC_DATA(sse2_pmulh_w,      INTR_TYPE_2OP, ISD::MULHS, 0),

Modified: llvm/trunk/test/CodeGen/X86/avx2-intrinsics-fast-isel.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/avx2-intrinsics-fast-isel.ll?rev=358427&r1=358426&r2=358427&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/avx2-intrinsics-fast-isel.ll (original)
+++ llvm/trunk/test/CodeGen/X86/avx2-intrinsics-fast-isel.ll Mon Apr 15 10:17:35 2019
@@ -195,15 +195,11 @@ define <4 x i64> @test_mm256_avg_epu8(<4
 ; CHECK-NEXT:    ret{{[l|q]}}
   %arg0 = bitcast <4 x i64> %a0 to <32 x i8>
   %arg1 = bitcast <4 x i64> %a1 to <32 x i8>
-  %zext0 = zext <32 x i8> %arg0 to <32 x i16>
-  %zext1 = zext <32 x i8> %arg1 to <32 x i16>
-  %add = add <32 x i16> %zext0, %zext1
-  %add1 = add <32 x i16> %add, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
-  %lshr = lshr <32 x i16> %add1, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
-  %res = trunc <32 x i16> %lshr to <32 x i8>
+  %res = call <32 x i8> @llvm.x86.avx2.pavg.b(<32 x i8> %arg0, <32 x i8> %arg1)
   %bc = bitcast <32 x i8> %res to <4 x i64>
   ret <4 x i64> %bc
 }
+declare <32 x i8> @llvm.x86.avx2.pavg.b(<32 x i8>, <32 x i8>) nounwind readnone
 
 define <4 x i64> @test_mm256_avg_epu16(<4 x i64> %a0, <4 x i64> %a1) nounwind {
 ; CHECK-LABEL: test_mm256_avg_epu16:
@@ -212,15 +208,11 @@ define <4 x i64> @test_mm256_avg_epu16(<
 ; CHECK-NEXT:    ret{{[l|q]}}
   %arg0 = bitcast <4 x i64> %a0 to <16 x i16>
   %arg1 = bitcast <4 x i64> %a1 to <16 x i16>
-  %zext0 = zext <16 x i16> %arg0 to <16 x i32>
-  %zext1 = zext <16 x i16> %arg1 to <16 x i32>
-  %add = add <16 x i32> %zext0, %zext1
-  %add1 = add <16 x i32> %add, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
-  %lshr = lshr <16 x i32> %add1, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
-  %res = trunc <16 x i32> %lshr to <16 x i16>
+  %res = call <16 x i16> @llvm.x86.avx2.pavg.w(<16 x i16> %arg0, <16 x i16> %arg1)
   %bc = bitcast <16 x i16> %res to <4 x i64>
   ret <4 x i64> %bc
 }
+declare <16 x i16> @llvm.x86.avx2.pavg.w(<16 x i16>, <16 x i16>) nounwind readnone
 
 define <4 x i64> @test_mm256_blend_epi16(<4 x i64> %a0, <4 x i64> %a1) {
 ; CHECK-LABEL: test_mm256_blend_epi16:

Modified: llvm/trunk/test/CodeGen/X86/avx2-intrinsics-x86-upgrade.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/avx2-intrinsics-x86-upgrade.ll?rev=358427&r1=358426&r2=358427&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/avx2-intrinsics-x86-upgrade.ll (original)
+++ llvm/trunk/test/CodeGen/X86/avx2-intrinsics-x86-upgrade.ll Mon Apr 15 10:17:35 2019
@@ -529,26 +529,6 @@ define <8 x i32> @mm256_min_epu32(<8 x i
 }
 declare <8 x i32> @llvm.x86.avx2.pminu.d(<8 x i32>, <8 x i32>) nounwind readnone
 
-define <32 x i8> @mm256_avg_epu8(<32 x i8> %a0, <32 x i8> %a1) {
-; CHECK-LABEL: mm256_avg_epu8:
-; CHECK:       ## %bb.0:
-; CHECK-NEXT:    vpavgb %ymm1, %ymm0, %ymm0
-; CHECK-NEXT:    ret{{[l|q]}}
-  %res = call <32 x i8> @llvm.x86.avx2.pavg.b(<32 x i8> %a0, <32 x i8> %a1) ; <<32 x i8>> [#uses=1]
-  ret <32 x i8> %res
-}
-declare <32 x i8> @llvm.x86.avx2.pavg.b(<32 x i8>, <32 x i8>) nounwind readnone
-
-define <16 x i16> @mm256_avg_epu16(<16 x i16> %a0, <16 x i16> %a1) {
-; CHECK-LABEL: mm256_avg_epu16:
-; CHECK:       ## %bb.0:
-; CHECK-NEXT:    vpavgw %ymm1, %ymm0, %ymm0
-; CHECK-NEXT:    ret{{[l|q]}}
-  %res = call <16 x i16> @llvm.x86.avx2.pavg.w(<16 x i16> %a0, <16 x i16> %a1) ; <<16 x i16>> [#uses=1]
-  ret <16 x i16> %res
-}
-declare <16 x i16> @llvm.x86.avx2.pavg.w(<16 x i16>, <16 x i16>) nounwind readnone
-
 define <32 x i8> @test_x86_avx2_pabs_b(<32 x i8> %a0) {
 ; CHECK-LABEL: test_x86_avx2_pabs_b:
 ; CHECK:       ## %bb.0:

Modified: llvm/trunk/test/CodeGen/X86/avx2-intrinsics-x86.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/avx2-intrinsics-x86.ll?rev=358427&r1=358426&r2=358427&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/avx2-intrinsics-x86.ll (original)
+++ llvm/trunk/test/CodeGen/X86/avx2-intrinsics-x86.ll Mon Apr 15 10:17:35 2019
@@ -151,6 +151,38 @@ define <32 x i8> @test_x86_avx2_packuswb
 }
 
 
+define <32 x i8> @test_x86_avx2_pavg_b(<32 x i8> %a0, <32 x i8> %a1) {
+; AVX2-LABEL: test_x86_avx2_pavg_b:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpavgb %ymm1, %ymm0, %ymm0 # encoding: [0xc5,0xfd,0xe0,0xc1]
+; AVX2-NEXT:    ret{{[l|q]}} # encoding: [0xc3]
+;
+; AVX512VL-LABEL: test_x86_avx2_pavg_b:
+; AVX512VL:       # %bb.0:
+; AVX512VL-NEXT:    vpavgb %ymm1, %ymm0, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0xe0,0xc1]
+; AVX512VL-NEXT:    ret{{[l|q]}} # encoding: [0xc3]
+  %res = call <32 x i8> @llvm.x86.avx2.pavg.b(<32 x i8> %a0, <32 x i8> %a1) ; <<32 x i8>> [#uses=1]
+  ret <32 x i8> %res
+}
+declare <32 x i8> @llvm.x86.avx2.pavg.b(<32 x i8>, <32 x i8>) nounwind readnone
+
+
+define <16 x i16> @test_x86_avx2_pavg_w(<16 x i16> %a0, <16 x i16> %a1) {
+; AVX2-LABEL: test_x86_avx2_pavg_w:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpavgw %ymm1, %ymm0, %ymm0 # encoding: [0xc5,0xfd,0xe3,0xc1]
+; AVX2-NEXT:    ret{{[l|q]}} # encoding: [0xc3]
+;
+; AVX512VL-LABEL: test_x86_avx2_pavg_w:
+; AVX512VL:       # %bb.0:
+; AVX512VL-NEXT:    vpavgw %ymm1, %ymm0, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0xe3,0xc1]
+; AVX512VL-NEXT:    ret{{[l|q]}} # encoding: [0xc3]
+  %res = call <16 x i16> @llvm.x86.avx2.pavg.w(<16 x i16> %a0, <16 x i16> %a1) ; <<16 x i16>> [#uses=1]
+  ret <16 x i16> %res
+}
+declare <16 x i16> @llvm.x86.avx2.pavg.w(<16 x i16>, <16 x i16>) nounwind readnone
+
+
 define <8 x i32> @test_x86_avx2_pmadd_wd(<16 x i16> %a0, <16 x i16> %a1) {
 ; AVX2-LABEL: test_x86_avx2_pmadd_wd:
 ; AVX2:       # %bb.0:

Modified: llvm/trunk/test/CodeGen/X86/avx512bw-intrinsics.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/avx512bw-intrinsics.ll?rev=358427&r1=358426&r2=358427&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/avx512bw-intrinsics.ll (original)
+++ llvm/trunk/test/CodeGen/X86/avx512bw-intrinsics.ll Mon Apr 15 10:17:35 2019
@@ -763,6 +763,58 @@ define <32 x i16>@test_int_x86_avx512_ma
   ret <32 x i16> %res2
 }
 
+declare <64 x i8> @llvm.x86.avx512.pavg.b.512(<64 x i8>, <64 x i8>)
+
+define <64 x i8> @test_int_x86_avx512_mask_pavg_b_512(<64 x i8> %x0, <64 x i8> %x1, <64 x i8> %x2, i64 %x3) {
+; X86-LABEL: test_int_x86_avx512_mask_pavg_b_512:
+; X86:       # %bb.0:
+; X86-NEXT:    vpavgb %zmm1, %zmm0, %zmm3 # encoding: [0x62,0xf1,0x7d,0x48,0xe0,0xd9]
+; X86-NEXT:    kmovq {{[0-9]+}}(%esp), %k1 # encoding: [0xc4,0xe1,0xf8,0x90,0x4c,0x24,0x04]
+; X86-NEXT:    vpavgb %zmm1, %zmm0, %zmm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x49,0xe0,0xd1]
+; X86-NEXT:    vpaddb %zmm3, %zmm2, %zmm0 # encoding: [0x62,0xf1,0x6d,0x48,0xfc,0xc3]
+; X86-NEXT:    retl # encoding: [0xc3]
+;
+; X64-LABEL: test_int_x86_avx512_mask_pavg_b_512:
+; X64:       # %bb.0:
+; X64-NEXT:    vpavgb %zmm1, %zmm0, %zmm3 # encoding: [0x62,0xf1,0x7d,0x48,0xe0,0xd9]
+; X64-NEXT:    kmovq %rdi, %k1 # encoding: [0xc4,0xe1,0xfb,0x92,0xcf]
+; X64-NEXT:    vpavgb %zmm1, %zmm0, %zmm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x49,0xe0,0xd1]
+; X64-NEXT:    vpaddb %zmm3, %zmm2, %zmm0 # encoding: [0x62,0xf1,0x6d,0x48,0xfc,0xc3]
+; X64-NEXT:    retq # encoding: [0xc3]
+  %1 = call <64 x i8> @llvm.x86.avx512.pavg.b.512(<64 x i8> %x0, <64 x i8> %x1)
+  %2 = bitcast i64 %x3 to <64 x i1>
+  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %x2
+  %4 = call <64 x i8> @llvm.x86.avx512.pavg.b.512(<64 x i8> %x0, <64 x i8> %x1)
+  %res2 = add <64 x i8> %3, %4
+  ret <64 x i8> %res2
+}
+
+declare <32 x i16> @llvm.x86.avx512.pavg.w.512(<32 x i16>, <32 x i16>)
+
+define <32 x i16> @test_int_x86_avx512_mask_pavg_w_512(<32 x i16> %x0, <32 x i16> %x1, <32 x i16> %x2, i32 %x3) {
+; X86-LABEL: test_int_x86_avx512_mask_pavg_w_512:
+; X86:       # %bb.0:
+; X86-NEXT:    vpavgw %zmm1, %zmm0, %zmm3 # encoding: [0x62,0xf1,0x7d,0x48,0xe3,0xd9]
+; X86-NEXT:    kmovd {{[0-9]+}}(%esp), %k1 # encoding: [0xc4,0xe1,0xf9,0x90,0x4c,0x24,0x04]
+; X86-NEXT:    vpavgw %zmm1, %zmm0, %zmm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x49,0xe3,0xd1]
+; X86-NEXT:    vpaddw %zmm3, %zmm2, %zmm0 # encoding: [0x62,0xf1,0x6d,0x48,0xfd,0xc3]
+; X86-NEXT:    retl # encoding: [0xc3]
+;
+; X64-LABEL: test_int_x86_avx512_mask_pavg_w_512:
+; X64:       # %bb.0:
+; X64-NEXT:    vpavgw %zmm1, %zmm0, %zmm3 # encoding: [0x62,0xf1,0x7d,0x48,0xe3,0xd9]
+; X64-NEXT:    kmovd %edi, %k1 # encoding: [0xc5,0xfb,0x92,0xcf]
+; X64-NEXT:    vpavgw %zmm1, %zmm0, %zmm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x49,0xe3,0xd1]
+; X64-NEXT:    vpaddw %zmm3, %zmm2, %zmm0 # encoding: [0x62,0xf1,0x6d,0x48,0xfd,0xc3]
+; X64-NEXT:    retq # encoding: [0xc3]
+  %1 = call <32 x i16> @llvm.x86.avx512.pavg.w.512(<32 x i16> %x0, <32 x i16> %x1)
+  %2 = bitcast i32 %x3 to <32 x i1>
+  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %x2
+  %4 = call <32 x i16> @llvm.x86.avx512.pavg.w.512(<32 x i16> %x0, <32 x i16> %x1)
+  %res2 = add <32 x i16> %3, %4
+  ret <32 x i16> %res2
+}
+
 declare <64 x i8> @llvm.x86.avx512.pshuf.b.512(<64 x i8>, <64 x i8>)
 
 define <64 x i8>@test_int_x86_avx512_pshuf_b_512(<64 x i8> %x0, <64 x i8> %x1) {

Modified: llvm/trunk/test/CodeGen/X86/avx512bwvl-intrinsics.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/avx512bwvl-intrinsics.ll?rev=358427&r1=358426&r2=358427&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/avx512bwvl-intrinsics.ll (original)
+++ llvm/trunk/test/CodeGen/X86/avx512bwvl-intrinsics.ll Mon Apr 15 10:17:35 2019
@@ -1290,6 +1290,111 @@ define <16 x i16>@test_int_x86_avx512_ma
   ret <16 x i16> %res2
 }
 
+declare <16 x i8> @llvm.x86.sse2.pavg.b(<16 x i8>, <16 x i8>)
+
+define <16 x i8> @test_int_x86_avx512_mask_pavg_b_128(<16 x i8> %x0, <16 x i8> %x1, <16 x i8> %x2, i16 %x3) {
+; X86-LABEL: test_int_x86_avx512_mask_pavg_b_128:
+; X86:       # %bb.0:
+; X86-NEXT:    vpavgb %xmm1, %xmm0, %xmm3 # EVEX TO VEX Compression encoding: [0xc5,0xf9,0xe0,0xd9]
+; X86-NEXT:    kmovw {{[0-9]+}}(%esp), %k1 # encoding: [0xc5,0xf8,0x90,0x4c,0x24,0x04]
+; X86-NEXT:    vpavgb %xmm1, %xmm0, %xmm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x09,0xe0,0xd1]
+; X86-NEXT:    vpaddb %xmm3, %xmm2, %xmm0 # EVEX TO VEX Compression encoding: [0xc5,0xe9,0xfc,0xc3]
+; X86-NEXT:    retl # encoding: [0xc3]
+;
+; X64-LABEL: test_int_x86_avx512_mask_pavg_b_128:
+; X64:       # %bb.0:
+; X64-NEXT:    vpavgb %xmm1, %xmm0, %xmm3 # EVEX TO VEX Compression encoding: [0xc5,0xf9,0xe0,0xd9]
+; X64-NEXT:    kmovd %edi, %k1 # encoding: [0xc5,0xfb,0x92,0xcf]
+; X64-NEXT:    vpavgb %xmm1, %xmm0, %xmm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x09,0xe0,0xd1]
+; X64-NEXT:    vpaddb %xmm3, %xmm2, %xmm0 # EVEX TO VEX Compression encoding: [0xc5,0xe9,0xfc,0xc3]
+; X64-NEXT:    retq # encoding: [0xc3]
+  %1 = call <16 x i8> @llvm.x86.sse2.pavg.b(<16 x i8> %x0, <16 x i8> %x1)
+  %2 = bitcast i16 %x3 to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %x2
+  %4 = call <16 x i8> @llvm.x86.sse2.pavg.b(<16 x i8> %x0, <16 x i8> %x1)
+  %res2 = add <16 x i8> %3, %4
+  ret <16 x i8> %res2
+}
+
+declare <32 x i8> @llvm.x86.avx2.pavg.b(<32 x i8>, <32 x i8>)
+
+define <32 x i8> @test_int_x86_avx512_mask_pavg_b_256(<32 x i8> %x0, <32 x i8> %x1, <32 x i8> %x2, i32 %x3) {
+; X86-LABEL: test_int_x86_avx512_mask_pavg_b_256:
+; X86:       # %bb.0:
+; X86-NEXT:    vpavgb %ymm1, %ymm0, %ymm3 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0xe0,0xd9]
+; X86-NEXT:    kmovd {{[0-9]+}}(%esp), %k1 # encoding: [0xc4,0xe1,0xf9,0x90,0x4c,0x24,0x04]
+; X86-NEXT:    vpavgb %ymm1, %ymm0, %ymm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x29,0xe0,0xd1]
+; X86-NEXT:    vpaddb %ymm3, %ymm2, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xed,0xfc,0xc3]
+; X86-NEXT:    retl # encoding: [0xc3]
+;
+; X64-LABEL: test_int_x86_avx512_mask_pavg_b_256:
+; X64:       # %bb.0:
+; X64-NEXT:    vpavgb %ymm1, %ymm0, %ymm3 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0xe0,0xd9]
+; X64-NEXT:    kmovd %edi, %k1 # encoding: [0xc5,0xfb,0x92,0xcf]
+; X64-NEXT:    vpavgb %ymm1, %ymm0, %ymm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x29,0xe0,0xd1]
+; X64-NEXT:    vpaddb %ymm3, %ymm2, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xed,0xfc,0xc3]
+; X64-NEXT:    retq # encoding: [0xc3]
+  %1 = call <32 x i8> @llvm.x86.avx2.pavg.b(<32 x i8> %x0, <32 x i8> %x1)
+  %2 = bitcast i32 %x3 to <32 x i1>
+  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %x2
+  %4 = call <32 x i8> @llvm.x86.avx2.pavg.b(<32 x i8> %x0, <32 x i8> %x1)
+  %res2 = add <32 x i8> %3, %4
+  ret <32 x i8> %res2
+}
+
+declare <8 x i16> @llvm.x86.sse2.pavg.w(<8 x i16>, <8 x i16>)
+
+define <8 x i16> @test_int_x86_avx512_mask_pavg_w_128(<8 x i16> %x0, <8 x i16> %x1, <8 x i16> %x2, i8 %x3) {
+; X86-LABEL: test_int_x86_avx512_mask_pavg_w_128:
+; X86:       # %bb.0:
+; X86-NEXT:    vpavgw %xmm1, %xmm0, %xmm3 # EVEX TO VEX Compression encoding: [0xc5,0xf9,0xe3,0xd9]
+; X86-NEXT:    movzbl {{[0-9]+}}(%esp), %eax # encoding: [0x0f,0xb6,0x44,0x24,0x04]
+; X86-NEXT:    kmovd %eax, %k1 # encoding: [0xc5,0xfb,0x92,0xc8]
+; X86-NEXT:    vpavgw %xmm1, %xmm0, %xmm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x09,0xe3,0xd1]
+; X86-NEXT:    vpaddw %xmm3, %xmm2, %xmm0 # EVEX TO VEX Compression encoding: [0xc5,0xe9,0xfd,0xc3]
+; X86-NEXT:    retl # encoding: [0xc3]
+;
+; X64-LABEL: test_int_x86_avx512_mask_pavg_w_128:
+; X64:       # %bb.0:
+; X64-NEXT:    vpavgw %xmm1, %xmm0, %xmm3 # EVEX TO VEX Compression encoding: [0xc5,0xf9,0xe3,0xd9]
+; X64-NEXT:    kmovd %edi, %k1 # encoding: [0xc5,0xfb,0x92,0xcf]
+; X64-NEXT:    vpavgw %xmm1, %xmm0, %xmm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x09,0xe3,0xd1]
+; X64-NEXT:    vpaddw %xmm3, %xmm2, %xmm0 # EVEX TO VEX Compression encoding: [0xc5,0xe9,0xfd,0xc3]
+; X64-NEXT:    retq # encoding: [0xc3]
+  %1 = call <8 x i16> @llvm.x86.sse2.pavg.w(<8 x i16> %x0, <8 x i16> %x1)
+  %2 = bitcast i8 %x3 to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %x2
+  %4 = call <8 x i16> @llvm.x86.sse2.pavg.w(<8 x i16> %x0, <8 x i16> %x1)
+  %res2 = add <8 x i16> %3, %4
+  ret <8 x i16> %res2
+}
+
+declare <16 x i16> @llvm.x86.avx2.pavg.w(<16 x i16>, <16 x i16>)
+
+define <16 x i16> @test_int_x86_avx512_mask_pavg_w_256(<16 x i16> %x0, <16 x i16> %x1, <16 x i16> %x2, i16 %x3) {
+; X86-LABEL: test_int_x86_avx512_mask_pavg_w_256:
+; X86:       # %bb.0:
+; X86-NEXT:    vpavgw %ymm1, %ymm0, %ymm3 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0xe3,0xd9]
+; X86-NEXT:    kmovw {{[0-9]+}}(%esp), %k1 # encoding: [0xc5,0xf8,0x90,0x4c,0x24,0x04]
+; X86-NEXT:    vpavgw %ymm1, %ymm0, %ymm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x29,0xe3,0xd1]
+; X86-NEXT:    vpaddw %ymm3, %ymm2, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xed,0xfd,0xc3]
+; X86-NEXT:    retl # encoding: [0xc3]
+;
+; X64-LABEL: test_int_x86_avx512_mask_pavg_w_256:
+; X64:       # %bb.0:
+; X64-NEXT:    vpavgw %ymm1, %ymm0, %ymm3 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0xe3,0xd9]
+; X64-NEXT:    kmovd %edi, %k1 # encoding: [0xc5,0xfb,0x92,0xcf]
+; X64-NEXT:    vpavgw %ymm1, %ymm0, %ymm2 {%k1} # encoding: [0x62,0xf1,0x7d,0x29,0xe3,0xd1]
+; X64-NEXT:    vpaddw %ymm3, %ymm2, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xed,0xfd,0xc3]
+; X64-NEXT:    retq # encoding: [0xc3]
+  %1 = call <16 x i16> @llvm.x86.avx2.pavg.w(<16 x i16> %x0, <16 x i16> %x1)
+  %2 = bitcast i16 %x3 to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %x2
+  %4 = call <16 x i16> @llvm.x86.avx2.pavg.w(<16 x i16> %x0, <16 x i16> %x1)
+  %res2 = add <16 x i16> %3, %4
+  ret <16 x i16> %res2
+}
+
 declare <8 x i16> @llvm.x86.sse2.pmulhu.w(<8 x i16>, <8 x i16>)
 
 define <8 x i16> @test_int_x86_avx512_mask_pmulhu_w_128(<8 x i16> %x0, <8 x i16> %x1, <8 x i16> %x2, i8 %x3) {

Modified: llvm/trunk/test/CodeGen/X86/sse2-intrinsics-fast-isel.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/sse2-intrinsics-fast-isel.ll?rev=358427&r1=358426&r2=358427&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/sse2-intrinsics-fast-isel.ll (original)
+++ llvm/trunk/test/CodeGen/X86/sse2-intrinsics-fast-isel.ll Mon Apr 15 10:17:35 2019
@@ -333,28 +333,15 @@ define <2 x i64> @test_mm_avg_epu8(<2 x
 ;
 ; AVX512-LABEL: test_mm_avg_epu8:
 ; AVX512:       # %bb.0:
-; AVX512-NEXT:    vpmovzxbw %xmm0, %ymm0 # EVEX TO VEX Compression encoding: [0xc4,0xe2,0x7d,0x30,0xc0]
-; AVX512-NEXT:    # ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero,xmm0[8],zero,xmm0[9],zero,xmm0[10],zero,xmm0[11],zero,xmm0[12],zero,xmm0[13],zero,xmm0[14],zero,xmm0[15],zero
-; AVX512-NEXT:    vpmovzxbw %xmm1, %ymm1 # EVEX TO VEX Compression encoding: [0xc4,0xe2,0x7d,0x30,0xc9]
-; AVX512-NEXT:    # ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero,xmm1[8],zero,xmm1[9],zero,xmm1[10],zero,xmm1[11],zero,xmm1[12],zero,xmm1[13],zero,xmm1[14],zero,xmm1[15],zero
-; AVX512-NEXT:    vpaddw %ymm1, %ymm0, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0xfd,0xc1]
-; AVX512-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1 # encoding: [0xc5,0xf5,0x76,0xc9]
-; AVX512-NEXT:    vpsubw %ymm1, %ymm0, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0xf9,0xc1]
-; AVX512-NEXT:    vpsrlw $1, %ymm0, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0x71,0xd0,0x01]
-; AVX512-NEXT:    vpmovwb %ymm0, %xmm0 # encoding: [0x62,0xf2,0x7e,0x28,0x30,0xc0]
-; AVX512-NEXT:    vzeroupper # encoding: [0xc5,0xf8,0x77]
+; AVX512-NEXT:    vpavgb %xmm1, %xmm0, %xmm0 # EVEX TO VEX Compression encoding: [0xc5,0xf9,0xe0,0xc1]
 ; AVX512-NEXT:    ret{{[l|q]}} # encoding: [0xc3]
   %arg0 = bitcast <2 x i64> %a0 to <16 x i8>
   %arg1 = bitcast <2 x i64> %a1 to <16 x i8>
-  %zext0 = zext <16 x i8> %arg0 to <16 x i16>
-  %zext1 = zext <16 x i8> %arg1 to <16 x i16>
-  %add = add <16 x i16> %zext0, %zext1
-  %add1 = add <16 x i16> %add, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
-  %lshr = lshr <16 x i16> %add1, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
-  %res = trunc <16 x i16> %lshr to <16 x i8>
+  %res = call <16 x i8> @llvm.x86.sse2.pavg.b(<16 x i8> %arg0, <16 x i8> %arg1)
   %bc = bitcast <16 x i8> %res to <2 x i64>
   ret <2 x i64> %bc
 }
+declare <16 x i8> @llvm.x86.sse2.pavg.b(<16 x i8> %arg0, <16 x i8> %arg1) nounwind readnone
 
 define <2 x i64> @test_mm_avg_epu16(<2 x i64> %a0, <2 x i64> %a1) nounwind {
 ; SSE-LABEL: test_mm_avg_epu16:
@@ -369,28 +356,15 @@ define <2 x i64> @test_mm_avg_epu16(<2 x
 ;
 ; AVX512-LABEL: test_mm_avg_epu16:
 ; AVX512:       # %bb.0:
-; AVX512-NEXT:    vpmovzxwd %xmm0, %ymm0 # EVEX TO VEX Compression encoding: [0xc4,0xe2,0x7d,0x33,0xc0]
-; AVX512-NEXT:    # ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
-; AVX512-NEXT:    vpmovzxwd %xmm1, %ymm1 # EVEX TO VEX Compression encoding: [0xc4,0xe2,0x7d,0x33,0xc9]
-; AVX512-NEXT:    # ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
-; AVX512-NEXT:    vpaddd %ymm1, %ymm0, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0xfe,0xc1]
-; AVX512-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1 # encoding: [0xc5,0xf5,0x76,0xc9]
-; AVX512-NEXT:    vpsubd %ymm1, %ymm0, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0xfa,0xc1]
-; AVX512-NEXT:    vpsrld $1, %ymm0, %ymm0 # EVEX TO VEX Compression encoding: [0xc5,0xfd,0x72,0xd0,0x01]
-; AVX512-NEXT:    vpmovdw %ymm0, %xmm0 # encoding: [0x62,0xf2,0x7e,0x28,0x33,0xc0]
-; AVX512-NEXT:    vzeroupper # encoding: [0xc5,0xf8,0x77]
+; AVX512-NEXT:    vpavgw %xmm1, %xmm0, %xmm0 # EVEX TO VEX Compression encoding: [0xc5,0xf9,0xe3,0xc1]
 ; AVX512-NEXT:    ret{{[l|q]}} # encoding: [0xc3]
   %arg0 = bitcast <2 x i64> %a0 to <8 x i16>
   %arg1 = bitcast <2 x i64> %a1 to <8 x i16>
-  %zext0 = zext <8 x i16> %arg0 to <8 x i32>
-  %zext1 = zext <8 x i16> %arg1 to <8 x i32>
-  %add = add <8 x i32> %zext0, %zext1
-  %add1 = add <8 x i32> %add, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
-  %lshr = lshr <8 x i32> %add1, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
-  %res = trunc <8 x i32> %lshr to <8 x i16>
+  %res = call <8 x i16> @llvm.x86.sse2.pavg.w(<8 x i16> %arg0, <8 x i16> %arg1)
   %bc = bitcast <8 x i16> %res to <2 x i64>
   ret <2 x i64> %bc
 }
+declare <8 x i16> @llvm.x86.sse2.pavg.w(<8 x i16>, <8 x i16>) nounwind readnone
 
 define <2 x i64> @test_mm_bslli_si128(<2 x i64> %a0) nounwind {
 ; SSE-LABEL: test_mm_bslli_si128:

Modified: llvm/trunk/test/CodeGen/X86/sse2-intrinsics-x86-upgrade.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/sse2-intrinsics-x86-upgrade.ll?rev=358427&r1=358426&r2=358427&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/sse2-intrinsics-x86-upgrade.ll (original)
+++ llvm/trunk/test/CodeGen/X86/sse2-intrinsics-x86-upgrade.ll Mon Apr 15 10:17:35 2019
@@ -630,46 +630,6 @@ define <2 x double> @test_x86_sse2_div_s
 }
 declare <2 x double> @llvm.x86.sse2.div.sd(<2 x double>, <2 x double>) nounwind readnone
 
-define <16 x i8> @mm_avg_epu8(<16 x i8> %a0, <16 x i8> %a1) {
-; SSE-LABEL: mm_avg_epu8:
-; SSE:       ## %bb.0:
-; SSE-NEXT:    pavgb %xmm1, %xmm0 ## encoding: [0x66,0x0f,0xe0,0xc1]
-; SSE-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
-;
-; AVX1-LABEL: mm_avg_epu8:
-; AVX1:       ## %bb.0:
-; AVX1-NEXT:    vpavgb %xmm1, %xmm0, %xmm0 ## encoding: [0xc5,0xf9,0xe0,0xc1]
-; AVX1-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
-;
-; AVX512-LABEL: mm_avg_epu8:
-; AVX512:       ## %bb.0:
-; AVX512-NEXT:    vpavgb %xmm1, %xmm0, %xmm0 ## EVEX TO VEX Compression encoding: [0xc5,0xf9,0xe0,0xc1]
-; AVX512-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
-  %res = call <16 x i8> @llvm.x86.sse2.pavg.b(<16 x i8> %a0, <16 x i8> %a1) ; <<16 x i8>> [#uses=1]
-  ret <16 x i8> %res
-}
-declare <16 x i8> @llvm.x86.sse2.pavg.b(<16 x i8>, <16 x i8>) nounwind readnone
-
-define <8 x i16> @mm_avg_epu16(<8 x i16> %a0, <8 x i16> %a1) {
-; SSE-LABEL: mm_avg_epu16:
-; SSE:       ## %bb.0:
-; SSE-NEXT:    pavgw %xmm1, %xmm0 ## encoding: [0x66,0x0f,0xe3,0xc1]
-; SSE-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
-;
-; AVX1-LABEL: mm_avg_epu16:
-; AVX1:       ## %bb.0:
-; AVX1-NEXT:    vpavgw %xmm1, %xmm0, %xmm0 ## encoding: [0xc5,0xf9,0xe3,0xc1]
-; AVX1-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
-;
-; AVX512-LABEL: mm_avg_epu16:
-; AVX512:       ## %bb.0:
-; AVX512-NEXT:    vpavgw %xmm1, %xmm0, %xmm0 ## EVEX TO VEX Compression encoding: [0xc5,0xf9,0xe3,0xc1]
-; AVX512-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
-  %res = call <8 x i16> @llvm.x86.sse2.pavg.w(<8 x i16> %a0, <8 x i16> %a1) ; <<8 x i16>> [#uses=1]
-  ret <8 x i16> %res
-}
-declare <8 x i16> @llvm.x86.sse2.pavg.w(<8 x i16>, <8 x i16>) nounwind readnone
-
 
 define <2 x i64> @test_x86_sse2_pmulu_dq(<4 x i32> %a0, <4 x i32> %a1) {
 ; SSE-LABEL: test_x86_sse2_pmulu_dq:

Modified: llvm/trunk/test/CodeGen/X86/sse2-intrinsics-x86.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/sse2-intrinsics-x86.ll?rev=358427&r1=358426&r2=358427&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/sse2-intrinsics-x86.ll (original)
+++ llvm/trunk/test/CodeGen/X86/sse2-intrinsics-x86.ll Mon Apr 15 10:17:35 2019
@@ -946,6 +946,48 @@ define <16 x i8> @test_x86_sse2_packuswb
 }
 
 
+define <16 x i8> @test_x86_sse2_pavg_b(<16 x i8> %a0, <16 x i8> %a1) {
+; SSE-LABEL: test_x86_sse2_pavg_b:
+; SSE:       ## %bb.0:
+; SSE-NEXT:    pavgb %xmm1, %xmm0 ## encoding: [0x66,0x0f,0xe0,0xc1]
+; SSE-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
+;
+; AVX1-LABEL: test_x86_sse2_pavg_b:
+; AVX1:       ## %bb.0:
+; AVX1-NEXT:    vpavgb %xmm1, %xmm0, %xmm0 ## encoding: [0xc5,0xf9,0xe0,0xc1]
+; AVX1-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
+;
+; AVX512-LABEL: test_x86_sse2_pavg_b:
+; AVX512:       ## %bb.0:
+; AVX512-NEXT:    vpavgb %xmm1, %xmm0, %xmm0 ## EVEX TO VEX Compression encoding: [0xc5,0xf9,0xe0,0xc1]
+; AVX512-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
+  %res = call <16 x i8> @llvm.x86.sse2.pavg.b(<16 x i8> %a0, <16 x i8> %a1) ; <<16 x i8>> [#uses=1]
+  ret <16 x i8> %res
+}
+declare <16 x i8> @llvm.x86.sse2.pavg.b(<16 x i8>, <16 x i8>) nounwind readnone
+
+
+define <8 x i16> @test_x86_sse2_pavg_w(<8 x i16> %a0, <8 x i16> %a1) {
+; SSE-LABEL: test_x86_sse2_pavg_w:
+; SSE:       ## %bb.0:
+; SSE-NEXT:    pavgw %xmm1, %xmm0 ## encoding: [0x66,0x0f,0xe3,0xc1]
+; SSE-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
+;
+; AVX1-LABEL: test_x86_sse2_pavg_w:
+; AVX1:       ## %bb.0:
+; AVX1-NEXT:    vpavgw %xmm1, %xmm0, %xmm0 ## encoding: [0xc5,0xf9,0xe3,0xc1]
+; AVX1-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
+;
+; AVX512-LABEL: test_x86_sse2_pavg_w:
+; AVX512:       ## %bb.0:
+; AVX512-NEXT:    vpavgw %xmm1, %xmm0, %xmm0 ## EVEX TO VEX Compression encoding: [0xc5,0xf9,0xe3,0xc1]
+; AVX512-NEXT:    ret{{[l|q]}} ## encoding: [0xc3]
+  %res = call <8 x i16> @llvm.x86.sse2.pavg.w(<8 x i16> %a0, <8 x i16> %a1) ; <<8 x i16>> [#uses=1]
+  ret <8 x i16> %res
+}
+declare <8 x i16> @llvm.x86.sse2.pavg.w(<8 x i16>, <8 x i16>) nounwind readnone
+
+
 define <4 x i32> @test_x86_sse2_pmadd_wd(<8 x i16> %a0, <8 x i16> %a1) {
 ; SSE-LABEL: test_x86_sse2_pmadd_wd:
 ; SSE:       ## %bb.0:




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