[ia32] Introduce BMI instructions.

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 572 matching lines @@
 
       __ vfnmsub132ss(xmm0, xmm1, xmm2);
       __ vfnmsub132ss(xmm0, xmm1, Operand(ebx, ecx, times_4, 10000));
       __ vfnmsub213ss(xmm0, xmm1, xmm2);
       __ vfnmsub213ss(xmm0, xmm1, Operand(ebx, ecx, times_4, 10000));
       __ vfnmsub231ss(xmm0, xmm1, xmm2);
       __ vfnmsub231ss(xmm0, xmm1, Operand(ebx, ecx, times_4, 10000));
     }
   }
 
+  // BMI1 instructions
+  {
+    if (CpuFeatures::IsSupported(BMI1)) {
+      CpuFeatureScope scope(&assm, BMI1);
+      __ andn(eax, ebx, ecx);
+      __ andn(eax, ebx, Operand(ebx, ecx, times_4, 10000));
+      __ bextr(eax, ebx, ecx);
+      __ bextr(eax, Operand(ebx, ecx, times_4, 10000), ebx);
+      __ blsi(eax, ebx);
+      __ blsi(eax, Operand(ebx, ecx, times_4, 10000));
+      __ blsmsk(eax, ebx);
+      __ blsmsk(eax, Operand(ebx, ecx, times_4, 10000));
+      __ blsr(eax, ebx);
+      __ blsr(eax, Operand(ebx, ecx, times_4, 10000));
+      __ tzcnt(eax, ebx);
+      __ tzcnt(eax, Operand(ebx, ecx, times_4, 10000));
+    }
+  }
+
+  // LZCNT instructions
+  {
+    if (CpuFeatures::IsSupported(LZCNT)) {
+      CpuFeatureScope scope(&assm, LZCNT);
+      __ lzcnt(eax, ebx);
+      __ lzcnt(eax, Operand(ebx, ecx, times_4, 10000));
+    }
+  }
+
+  // POPCNT instructions
+  {
+    if (CpuFeatures::IsSupported(POPCNT)) {
+      CpuFeatureScope scope(&assm, POPCNT);
+      __ popcnt(eax, ebx);
+      __ popcnt(eax, Operand(ebx, ecx, times_4, 10000));
+    }
+  }
+
+  // BMI2 instructions
+  {
+    if (CpuFeatures::IsSupported(BMI2)) {
+      CpuFeatureScope scope(&assm, BMI2);
+      __ bzhi(eax, ebx, ecx);
+      __ bzhi(eax, Operand(ebx, ecx, times_4, 10000), ebx);
+      __ mulx(eax, ebx, ecx);
+      __ mulx(eax, ebx, Operand(ebx, ecx, times_4, 10000));
+      __ pdep(eax, ebx, ecx);
+      __ pdep(eax, ebx, Operand(ebx, ecx, times_4, 10000));
+      __ pext(eax, ebx, ecx);
+      __ pext(eax, ebx, Operand(ebx, ecx, times_4, 10000));
+      __ sarx(eax, ebx, ecx);
+      __ sarx(eax, Operand(ebx, ecx, times_4, 10000), ebx);
+      __ shlx(eax, ebx, ecx);
+      __ shlx(eax, Operand(ebx, ecx, times_4, 10000), ebx);
+      __ shrx(eax, ebx, ecx);
+      __ shrx(eax, Operand(ebx, ecx, times_4, 10000), ebx);
+      __ rorx(eax, ebx, 31);
+      __ rorx(eax, Operand(ebx, ecx, times_4, 10000), 31);
+    }
+  }
+
   // xchg.
   {
     __ xchg(eax, eax);
     __ xchg(eax, ebx);
     __ xchg(ebx, ebx);
     __ xchg(ebx, Operand(esp, 12));
   }
 
   // Nop instructions
   for (int i = 0; i < 16; i++) {
@@ skipping 10 matching lines @@
 #ifdef OBJECT_PRINT
   OFStream os(stdout);
   code->Print(os);
   byte* begin = code->instruction_start();
   byte* end = begin + code->instruction_size();
   disasm::Disassembler::Disassemble(stdout, begin, end);
 #endif
 }
 
 #undef __