[ia32][wasm] Add I8x16/I16x8 Splat/ExtractLane/ReplaceLane

src/ia32/macro-assembler-ia32.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_IA32
 
 #include "src/base/bits.h"
 #include "src/base/division-by-constant.h"
 #include "src/base/utils/random-number-generator.h"
 #include "src/bootstrapper.h"
@@ skipping 2070 matching lines @@
       pop(eax);
     } else {
       push(Immediate(upper));
       push(Immediate(lower));
       movsd(dst, Operand(esp, 0));
       add(esp, Immediate(kDoubleSize));
     }
   }
 }
 
+void MacroAssembler::Pxor(XMMRegister dst, const Operand& src) {
+  if (CpuFeatures::IsSupported(AVX)) {
+    CpuFeatureScope scope(this, AVX);
+    vpxor(dst, dst, src);
+  } else {
+    pxor(dst, src);
+  }
+}
+
+void MacroAssembler::Pshuflw(XMMRegister dst, const Operand& src,
+                             uint8_t shuffle) {
+  if (CpuFeatures::IsSupported(AVX)) {
+    CpuFeatureScope scope(this, AVX);
+    vpshuflw(dst, src, shuffle);
+  } else {
+    pshuflw(dst, src, shuffle);
+  }
+}
+
 void MacroAssembler::Pshufd(XMMRegister dst, const Operand& src,
                             uint8_t shuffle) {
   if (CpuFeatures::IsSupported(AVX)) {
     CpuFeatureScope scope(this, AVX);
     vpshufd(dst, src, shuffle);
   } else {
     pshufd(dst, src, shuffle);
   }
 }
 
+void MacroAssembler::Pshufb(XMMRegister dst, const Operand& src) {
+  if (CpuFeatures::IsSupported(AVX)) {
+    CpuFeatureScope scope(this, AVX);
+    vpshufb(dst, dst, src);
+    return;
+  }
+  if (CpuFeatures::IsSupported(SSSE3)) {
+    CpuFeatureScope sse_scope(this, SSSE3);
+    pshufb(dst, src);
+    return;
+  }
+  UNREACHABLE();
+}
+
+void MacroAssembler::Pextrb(Register dst, XMMRegister src, int8_t imm8) {
+  if (CpuFeatures::IsSupported(AVX)) {
+    CpuFeatureScope scope(this, AVX);
+    vpextrb(dst, src, imm8);
+    return;
+  }
+  if (CpuFeatures::IsSupported(SSE4_1)) {
+    CpuFeatureScope sse_scope(this, SSE4_1);
+    pextrb(dst, src, imm8);
+    return;
+  }
+  UNREACHABLE();
+}
+
+void MacroAssembler::Pextrw(Register dst, XMMRegister src, int8_t imm8) {
+  if (CpuFeatures::IsSupported(AVX)) {
+    CpuFeatureScope scope(this, AVX);
+    vpextrw(dst, src, imm8);
+    return;
+  }
+  if (CpuFeatures::IsSupported(SSE4_1)) {
+    CpuFeatureScope sse_scope(this, SSE4_1);
+    pextrw(dst, src, imm8);
+    return;
+  }
+  UNREACHABLE();
+}
+
 void MacroAssembler::Pextrd(Register dst, XMMRegister src, int8_t imm8) {
   if (imm8 == 0) {
     Movd(dst, src);
     return;
   }
   if (CpuFeatures::IsSupported(AVX)) {
     CpuFeatureScope scope(this, AVX);
     vpextrd(dst, src, imm8);
     return;
   }
@@ skipping 642 matching lines @@
   mov(eax, dividend);
   shr(eax, 31);
   add(edx, eax);
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_IA32