[turbofan] Add Float32(Max|Min) machine operators.

src/x64/assembler-x64.h

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // 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.
 //
@@ skipping 1548 matching lines @@
   void vmovups(const Operand& dst, XMMRegister src) {
     vps(0x11, src, xmm0, dst);
   }
   void vmovapd(XMMRegister dst, XMMRegister src) { vpd(0x28, dst, xmm0, src); }
   void vmovupd(XMMRegister dst, const Operand& src) {
     vpd(0x10, dst, xmm0, src);
   }
   void vmovupd(const Operand& dst, XMMRegister src) {
     vpd(0x11, src, xmm0, dst);
   }
+  void vmovmskps(Register dst, XMMRegister src) {
+    XMMRegister idst = {dst.code()};
+    vps(0x50, idst, xmm0, src);
+  }
   void vmovmskpd(Register dst, XMMRegister src) {
     XMMRegister idst = {dst.code()};
     vpd(0x50, idst, xmm0, src);
   }
   void vcmpps(XMMRegister dst, XMMRegister src1, XMMRegister src2, int8_t cmp) {
     vps(0xC2, dst, src1, src2);
     emit(cmp);
   }
   void vcmpps(XMMRegister dst, XMMRegister src1, const Operand& src2,
               int8_t cmp) {
@@ skipping 767 matching lines @@
   Assembler* assembler_;
 #ifdef DEBUG
   int space_before_;
 #endif
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_X64_ASSEMBLER_X64_H_