Experimental implementation: Exposing SIMD instructions into JavaScript

test/cctest/test-disasm-ia32.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 385 matching lines @@
       __ divsd(xmm1, xmm0);
       __ ucomisd(xmm0, xmm1);
       __ cmpltsd(xmm0, xmm1);
 
       __ andpd(xmm0, xmm1);
       __ psllq(xmm0, 17);
       __ psllq(xmm0, xmm1);
       __ psrlq(xmm0, 17);
       __ psrlq(xmm0, xmm1);
       __ por(xmm0, xmm1);
+
+     // new instruction introduced by SIMD
+      __ cvtdq2ps(xmm1, Operand(ebx, ecx, times_4, 10000));
+      __ cvtdq2ps(xmm1, xmm0);
+      __ cvtps2dq(xmm1, Operand(ebx, ecx, times_4, 10000));
+      __ cvtps2dq(xmm1, xmm0);
+      __ paddd(xmm1, Operand(ebx, ecx, times_4, 10000));
+      __ paddd(xmm1, xmm0);
+      __ psubd(xmm1, Operand(ebx, ecx, times_4, 10000));
+      __ psubd(xmm1, xmm0);
+      __ pmuludq(xmm1, Operand(ebx, ecx, times_4, 10000));
+      __ pmuludq(xmm1, xmm0);
+      __ punpackldq(xmm1, Operand(ebx, ecx, times_4, 10000));
+      __ punpackldq(xmm1, xmm0);
+      {
+         __ shufps(xmm1, xmm1, 0x0);
+         __ movups(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ movups(Operand(ebx, ecx, times_4, 10000), xmm1);
+
+         __ andps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ andps(xmm1, xmm0);
+         __ xorps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ xorps(xmm1, xmm0);
+         __ orps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ orps(xmm1, xmm0);
+
+         __ addps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ addps(xmm1, xmm0);
+         __ subps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ subps(xmm1, xmm0);
+         __ mulps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ mulps(xmm1, xmm0);
+         __ divps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ divps(xmm1, xmm0);
+         __ minps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ minps(xmm1, xmm0);
+         __ maxps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ maxps(xmm1, xmm0);
+         __ rcpps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ rcpps(xmm1, xmm0);
+         __ rsqrtps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ rsqrtps(xmm1, xmm0);
+         __ sqrtps(xmm1, Operand(ebx, ecx, times_4, 10000));
+         __ sqrtps(xmm1, xmm0);
+
+         __ cmpeqps(xmm1, xmm0);
+         __ cmpltps(xmm1, xmm0);
+         __ cmpleps(xmm1, xmm0);
+         __ cmpneqps(xmm1, xmm0);
+         __ cmpnltps(xmm1, xmm0);
+         __ cmpnleps(xmm1, xmm0);
+      }
     }
   }
 
   // cmov.
   {
     if (CpuFeatures::IsSupported(CMOV)) {
       CpuFeatureScope use_cmov(&assm, CMOV);
       __ cmov(overflow, eax, Operand(eax, 0));
       __ cmov(no_overflow, eax, Operand(eax, 1));
       __ cmov(below, eax, Operand(eax, 2));
@@ skipping 13 matching lines @@
     }
   }
 
   {
     if (CpuFeatures::IsSupported(SSE2) &&
         CpuFeatures::IsSupported(SSE4_1)) {
       CpuFeatureScope scope(&assm, SSE4_1);
       __ pextrd(eax, xmm0, 1);
       __ pinsrd(xmm1, eax, 0);
       __ extractps(eax, xmm1, 0);
+      __ insertps(xmm1, xmm0, 0);
+      __ pmulld(xmm1, Operand(ebx, ecx, times_4, 10000));
+      __ pmulld(xmm1, xmm0);
     }
   }
 
   // Nop instructions
   for (int i = 0; i < 16; i++) {
     __ Nop(i);
   }
 
   __ ret(0);
 
   CodeDesc desc;
   assm.GetCode(&desc);
   Object* code = isolate->heap()->CreateCode(
       desc,
       Code::ComputeFlags(Code::STUB),
       Handle<Code>())->ToObjectChecked();
   CHECK(code->IsCode());
 #ifdef OBJECT_PRINT
   Code::cast(code)->Print();
   byte* begin = Code::cast(code)->instruction_start();
   byte* end = begin + Code::cast(code)->instruction_size();
   disasm::Disassembler::Disassemble(stdout, begin, end);
 #endif
 }
 
 #undef __