[ia32][wasm] Add F32x4 Splat/ExtractLane/ReplaceLane.

Add vshufps, vmovaps, insertps/vinsertps

Bug: 
Change-Id: I178cde529b5309a5221086ab916e5485a8b67d5a
Reviewed-on: https://chromium-review.googlesource.com/802999Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Reviewed-by: Bill Budge <bbudge@chromium.org>
Commit-Queue: Jing Bao <jing.bao@intel.com>
Cr-Commit-Position: refs/heads/master@{#49880}

src/compiler/ia32/code-generator-ia32.cc

@@ -2005,6 +2005,54 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
       }
       break;
     }
+    case kSSEF32x4Splat: {
+      DCHECK_EQ(i.OutputDoubleRegister(), i.InputDoubleRegister(0));
+      XMMRegister dst = i.OutputSimd128Register();
+      __ shufps(dst, dst, 0x0);
+      break;
+    }
+    case kAVXF32x4Splat: {
+      CpuFeatureScope avx_scope(tasm(), AVX);
+      XMMRegister src = i.InputFloatRegister(0);
+      __ vshufps(i.OutputSimd128Register(), src, src, 0x0);
+      break;
+    }
+    case kSSEF32x4ExtractLane: {
+      DCHECK_EQ(i.OutputDoubleRegister(), i.InputDoubleRegister(0));
+      XMMRegister dst = i.OutputFloatRegister();
+      int8_t lane = i.InputInt8(1);
+      if (lane != 0) {
+        DCHECK_LT(lane, 4);
+        __ shufps(dst, dst, lane);
+      }
+      break;
+    }
+    case kAVXF32x4ExtractLane: {
+      CpuFeatureScope avx_scope(tasm(), AVX);
+      XMMRegister dst = i.OutputFloatRegister();
+      XMMRegister src = i.InputSimd128Register(0);
+      int8_t lane = i.InputInt8(1);
+      if (lane == 0) {
+        if (dst != src) __ vmovaps(dst, src);
+      } else {
+        DCHECK_LT(lane, 4);
+        __ vshufps(dst, src, src, lane);
+      }
+      break;
+    }
+    case kSSEF32x4ReplaceLane: {
+      DCHECK_EQ(i.OutputSimd128Register(), i.InputSimd128Register(0));
+      CpuFeatureScope sse_scope(tasm(), SSE4_1);
+      __ insertps(i.OutputSimd128Register(), i.InputOperand(2),
+                  i.InputInt8(1) << 4);
+      break;
+    }
+    case kAVXF32x4ReplaceLane: {
+      CpuFeatureScope avx_scope(tasm(), AVX);
+      __ vinsertps(i.OutputSimd128Register(), i.InputSimd128Register(0),
+                   i.InputOperand(2), i.InputInt8(1) << 4);
+      break;
+    }
     case kIA32I32x4Splat: {
       XMMRegister dst = i.OutputSimd128Register();
       __ Movd(dst, i.InputOperand(0));

src/compiler/ia32/instruction-codes-ia32.h

@@ -111,6 +111,12 @@ namespace compiler {
   V(IA32PushFloat64)               \
   V(IA32Poke)                      \
   V(IA32StackCheck)                \
+  V(SSEF32x4Splat)                 \
+  V(AVXF32x4Splat)                 \
+  V(SSEF32x4ExtractLane)           \
+  V(AVXF32x4ExtractLane)           \
+  V(SSEF32x4ReplaceLane)           \
+  V(AVXF32x4ReplaceLane)           \
   V(IA32I32x4Splat)                \
   V(IA32I32x4ExtractLane)          \
   V(SSEI32x4ReplaceLane)           \

src/compiler/ia32/instruction-scheduler-ia32.cc

@@ -97,6 +97,12 @@ int InstructionScheduler::GetTargetInstructionFlags(
     case kAVXFloat32Neg:
     case kIA32BitcastFI:
     case kIA32BitcastIF:
+    case kSSEF32x4Splat:
+    case kAVXF32x4Splat:
+    case kSSEF32x4ExtractLane:
+    case kAVXF32x4ExtractLane:
+    case kSSEF32x4ReplaceLane:
+    case kAVXF32x4ReplaceLane:
     case kIA32I32x4Splat:
     case kIA32I32x4ExtractLane:
     case kSSEI32x4ReplaceLane:

src/compiler/ia32/instruction-selector-ia32.cc

@@ -1897,7 +1897,7 @@ VISIT_ATOMIC_BINOP(Or)
 VISIT_ATOMIC_BINOP(Xor)
 #undef VISIT_ATOMIC_BINOP
 
-#define SIMD_TYPES(V) \
+#define SIMD_INT_TYPES(V) \
   V(I32x4)                \
   V(I16x8)                \
   V(I8x16)
@@ -1966,6 +1966,27 @@ VISIT_ATOMIC_BINOP(Xor)
   V(I16x8ShrS)                \
   V(I16x8ShrU)
 
+void InstructionSelector::VisitF32x4Splat(Node* node) {
+  IA32OperandGenerator g(this);
+  InstructionOperand operand0 = g.UseRegister(node->InputAt(0));
+  if (IsSupported(AVX)) {
+    Emit(kAVXF32x4Splat, g.DefineAsRegister(node), operand0);
+  } else {
+    Emit(kSSEF32x4Splat, g.DefineSameAsFirst(node), operand0);
+  }
+}
+
+void InstructionSelector::VisitF32x4ExtractLane(Node* node) {
+  IA32OperandGenerator g(this);
+  InstructionOperand operand0 = g.UseRegister(node->InputAt(0));
+  InstructionOperand operand1 = g.UseImmediate(OpParameter<int32_t>(node));
+  if (IsSupported(AVX)) {
+    Emit(kAVXF32x4ExtractLane, g.DefineAsRegister(node), operand0, operand1);
+  } else {
+    Emit(kSSEF32x4ExtractLane, g.DefineSameAsFirst(node), operand0, operand1);
+  }
+}
+
 void InstructionSelector::VisitS128Zero(Node* node) {
   IA32OperandGenerator g(this);
   Emit(kIA32S128Zero, g.DefineAsRegister(node));
@@ -1981,7 +2002,7 @@ void InstructionSelector::VisitS128Not(Node* node) {
   void InstructionSelector::Visit##Type##Splat(Node* node) { \
     VisitRO(this, node, kIA32##Type##Splat);                 \
   }
-SIMD_TYPES(VISIT_SIMD_SPLAT)
+SIMD_INT_TYPES(VISIT_SIMD_SPLAT)
 #undef VISIT_SIMD_SPLAT
 
 #define VISIT_SIMD_EXTRACT_LANE(Type)                              \
@@ -1991,7 +2012,7 @@ SIMD_TYPES(VISIT_SIMD_SPLAT)
     Emit(kIA32##Type##ExtractLane, g.DefineAsRegister(node),       \
          g.UseRegister(node->InputAt(0)), g.UseImmediate(lane));   \
   }
-SIMD_TYPES(VISIT_SIMD_EXTRACT_LANE)
+SIMD_INT_TYPES(VISIT_SIMD_EXTRACT_LANE)
 #undef VISIT_SIMD_EXTRACT_LANE
 
 #define VISIT_SIMD_REPLACE_LANE(Type)                                         \
@@ -2008,7 +2029,8 @@ SIMD_TYPES(VISIT_SIMD_EXTRACT_LANE)
            operand1, operand2);                                               \
     }                                                                         \
   }
-SIMD_TYPES(VISIT_SIMD_REPLACE_LANE)
+SIMD_INT_TYPES(VISIT_SIMD_REPLACE_LANE)
+VISIT_SIMD_REPLACE_LANE(F32x4)
 #undef VISIT_SIMD_REPLACE_LANE
 
 #define VISIT_SIMD_SHIFT(Opcode)                                              \

src/compiler/instruction-selector.cc

@@ -2084,13 +2084,17 @@ void InstructionSelector::VisitWord32PairSar(Node* node) { UNIMPLEMENTED(); }
 #endif  // V8_TARGET_ARCH_64_BIT
 
 #if !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_ARM64 && !V8_TARGET_ARCH_MIPS && \
-    !V8_TARGET_ARCH_MIPS64
+    !V8_TARGET_ARCH_MIPS64 && !V8_TARGET_ARCH_IA32
 void InstructionSelector::VisitF32x4Splat(Node* node) { UNIMPLEMENTED(); }
 
 void InstructionSelector::VisitF32x4ExtractLane(Node* node) { UNIMPLEMENTED(); }
 
 void InstructionSelector::VisitF32x4ReplaceLane(Node* node) { UNIMPLEMENTED(); }
+#endif  // !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_ARM64 && !V8_TARGET_ARCH_MIPS
+        // && !V8_TARGET_ARCH_MIPS64 && !V8_TARGET_ARCH_IA32
 
+#if !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_ARM64 && !V8_TARGET_ARCH_MIPS && \
+    !V8_TARGET_ARCH_MIPS64
 void InstructionSelector::VisitF32x4SConvertI32x4(Node* node) {
   UNIMPLEMENTED();
 }

src/ia32/assembler-ia32.cc

@@ -2828,6 +2828,17 @@ void Assembler::pextrd(const Operand& dst, XMMRegister src, int8_t offset) {
   EMIT(offset);
 }
 
+void Assembler::insertps(XMMRegister dst, const Operand& src, int8_t offset) {
+  DCHECK(IsEnabled(SSE4_1));
+  EnsureSpace ensure_space(this);
+  EMIT(0x66);
+  EMIT(0x0F);
+  EMIT(0x3A);
+  EMIT(0x21);
+  emit_sse_operand(dst, src);
+  EMIT(offset);
+}
+
 void Assembler::pinsrb(XMMRegister dst, const Operand& src, int8_t offset) {
   DCHECK(IsEnabled(SSE4_1));
   EnsureSpace ensure_space(this);
@@ -2982,6 +2993,13 @@ void Assembler::vcmpps(XMMRegister dst, XMMRegister src1, const Operand& src2,
   EMIT(cmp);
 }
 
+void Assembler::vshufps(XMMRegister dst, XMMRegister src1, const Operand& src2,
+                        byte imm8) {
+  DCHECK(is_uint8(imm8));
+  vps(0xC6, dst, src1, src2);
+  EMIT(imm8);
+}
+
 void Assembler::vpsllw(XMMRegister dst, XMMRegister src, int8_t imm8) {
   XMMRegister iop = XMMRegister::from_code(6);
   vinstr(0x71, iop, dst, Operand(src), k66, k0F, kWIG);
@@ -3043,6 +3061,12 @@ void Assembler::vpextrd(const Operand& dst, XMMRegister src, int8_t offset) {
   EMIT(offset);
 }
 
+void Assembler::vinsertps(XMMRegister dst, XMMRegister src1,
+                          const Operand& src2, int8_t offset) {
+  vinstr(0x21, dst, src1, src2, k66, k0F3A, kWIG);
+  EMIT(offset);
+}
+
 void Assembler::vpinsrb(XMMRegister dst, XMMRegister src1, const Operand& src2,
                         int8_t offset) {
   vinstr(0x20, dst, src1, src2, k66, k0F3A, kWIG);

src/ia32/assembler-ia32.h

@@ -1149,6 +1149,10 @@ class Assembler : public AssemblerBase {
   }
   void pextrd(const Operand& dst, XMMRegister src, int8_t offset);
 
+  void insertps(XMMRegister dst, XMMRegister src, int8_t offset) {
+    insertps(dst, Operand(src), offset);
+  }
+  void insertps(XMMRegister dst, const Operand& src, int8_t offset);
   void pinsrb(XMMRegister dst, Register src, int8_t offset) {
     pinsrb(dst, Operand(src), offset);
   }
@@ -1397,6 +1401,14 @@ class Assembler : public AssemblerBase {
   void vrsqrtps(XMMRegister dst, const Operand& src) {
     vinstr(0x52, dst, xmm0, src, kNone, k0F, kWIG);
   }
+  void vmovaps(XMMRegister dst, XMMRegister src) {
+    vps(0x28, dst, xmm0, Operand(src));
+  }
+  void vshufps(XMMRegister dst, XMMRegister src1, XMMRegister src2, byte imm8) {
+    vshufps(dst, src1, Operand(src2), imm8);
+  }
+  void vshufps(XMMRegister dst, XMMRegister src1, const Operand& src2,
+               byte imm8);
 
   void vpsllw(XMMRegister dst, XMMRegister src, int8_t imm8);
   void vpslld(XMMRegister dst, XMMRegister src, int8_t imm8);
@@ -1427,6 +1439,12 @@ class Assembler : public AssemblerBase {
   }
   void vpextrd(const Operand& dst, XMMRegister src, int8_t offset);
 
+  void vinsertps(XMMRegister dst, XMMRegister src1, XMMRegister src2,
+                 int8_t offset) {
+    vinsertps(dst, src1, Operand(src2), offset);
+  }
+  void vinsertps(XMMRegister dst, XMMRegister src1, const Operand& src2,
+                 int8_t offset);
   void vpinsrb(XMMRegister dst, XMMRegister src1, Register src2,
                int8_t offset) {
     vpinsrb(dst, src1, Operand(src2), offset);

src/ia32/disasm-ia32.cc

@@ -847,6 +847,13 @@ int DisassemblerIA32::AVXInstruction(byte* data) {
         AppendToBuffer(",%d", *reinterpret_cast<int8_t*>(current));
         current++;
         break;
+      case 0x21:
+        AppendToBuffer("vinsertps %s,%s,", NameOfXMMRegister(regop),
+                       NameOfXMMRegister(vvvv));
+        current += PrintRightXMMOperand(current);
+        AppendToBuffer(",%d", *reinterpret_cast<int8_t*>(current));
+        current++;
+        break;
       case 0x22:
         AppendToBuffer("vpinsrd %s,%s,", NameOfXMMRegister(regop),
                        NameOfXMMRegister(vvvv));
@@ -1038,6 +1045,10 @@ int DisassemblerIA32::AVXInstruction(byte* data) {
     int mod, regop, rm, vvvv = vex_vreg();
     get_modrm(*current, &mod, &regop, &rm);
     switch (opcode) {
+      case 0x28:
+        AppendToBuffer("vmovaps %s,", NameOfXMMRegister(regop));
+        current += PrintRightXMMOperand(current);
+        break;
       case 0x52:
         AppendToBuffer("vrsqrtps %s,", NameOfXMMRegister(regop));
         current += PrintRightXMMOperand(current);
@@ -1100,6 +1111,13 @@ int DisassemblerIA32::AVXInstruction(byte* data) {
         current++;
         break;
       }
+      case 0xC6:
+        AppendToBuffer("vshufps %s,%s,", NameOfXMMRegister(regop),
+                       NameOfXMMRegister(vvvv));
+        current += PrintRightXMMOperand(current);
+        AppendToBuffer(", %d", (*current) & 3);
+        current += 1;
+        break;
       default:
         UnimplementedInstruction();
     }
@@ -1961,6 +1979,14 @@ int DisassemblerIA32::InstructionDecode(v8::internal::Vector<char> out_buffer,
               data += PrintRightOperand(data);
               AppendToBuffer(",%d", *reinterpret_cast<int8_t*>(data));
               data++;
+            } else if (*data == 0x21) {
+              data++;
+              int mod, regop, rm;
+              get_modrm(*data, &mod, &regop, &rm);
+              AppendToBuffer("insertps %s,", NameOfXMMRegister(regop));
+              data += PrintRightXMMOperand(data);
+              AppendToBuffer(",%d", *reinterpret_cast<int8_t*>(data));
+              data++;
             } else if (*data == 0x22) {
               data++;
               int mod, regop, rm;

test/cctest/test-disasm-ia32.cc

@@ -550,6 +550,8 @@ TEST(DisasmIa320) {
       __ pextrw(Operand(edx, 4), xmm0, 1);
       __ pextrd(eax, xmm0, 1);
       __ pextrd(Operand(edx, 4), xmm0, 1);
+      __ insertps(xmm1, xmm2, 0);
+      __ insertps(xmm1, Operand(edx, 4), 0);
       __ pinsrb(xmm1, eax, 0);
       __ pinsrb(xmm1, Operand(edx, 4), 0);
       __ pinsrd(xmm1, eax, 0);
@@ -611,6 +613,9 @@ TEST(DisasmIa320) {
       __ vrcpps(xmm1, Operand(ebx, ecx, times_4, 10000));
       __ vrsqrtps(xmm1, xmm0);
       __ vrsqrtps(xmm1, Operand(ebx, ecx, times_4, 10000));
+      __ vmovaps(xmm0, xmm1);
+      __ vshufps(xmm0, xmm1, xmm2, 3);
+      __ vshufps(xmm0, xmm1, Operand(edx, 4), 3);
 
       __ vcmpeqps(xmm5, xmm4, xmm1);
       __ vcmpeqps(xmm5, xmm4, Operand(ebx, ecx, times_4, 10000));
@@ -655,6 +660,8 @@ TEST(DisasmIa320) {
       __ vpextrw(Operand(edx, 4), xmm0, 1);
       __ vpextrd(eax, xmm0, 1);
       __ vpextrd(Operand(edx, 4), xmm0, 1);
+      __ vinsertps(xmm0, xmm1, xmm2, 0);
+      __ vinsertps(xmm0, xmm1, Operand(edx, 4), 0);
       __ vpinsrb(xmm0, xmm1, eax, 0);
       __ vpinsrb(xmm0, xmm1, Operand(edx, 4), 0);
       __ vpinsrw(xmm0, xmm1, eax, 0);

test/cctest/wasm/test-run-wasm-simd.cc

@@ -406,7 +406,7 @@ bool SkipFPValue(float x) {
 bool SkipFPExpectedValue(float x) { return std::isnan(x) || SkipFPValue(x); }
 
 #if V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_ARM64 || V8_TARGET_ARCH_MIPS || \
-    V8_TARGET_ARCH_MIPS64
+    V8_TARGET_ARCH_MIPS64 || V8_TARGET_ARCH_IA32
 WASM_SIMD_TEST(F32x4Splat) {
   WasmRunner<int32_t, float> r(execution_mode);
   byte lane_val = 0;
@@ -446,7 +446,11 @@ WASM_SIMD_TEST(F32x4ReplaceLane) {
 
   CHECK_EQ(1, r.Call(3.14159f, -1.5f));
 }
+#endif  // V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_ARM64 || V8_TARGET_ARCH_MIPS ||
+        // V8_TARGET_ARCH_MIPS64 || V8_TARGET_ARCH_IA32
 
+#if V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_ARM64 || V8_TARGET_ARCH_MIPS || \
+    V8_TARGET_ARCH_MIPS64
 // Tests both signed and unsigned conversion.
 WASM_SIMD_TEST(F32x4ConvertI32x4) {
   WasmRunner<int32_t, int32_t, float, float> r(execution_mode);