Experimental implementation: Exposing SIMD instructions into JavaScript

src/x64/macro-assembler-x64.h

Index: src/x64/macro-assembler-x64.h
diff --git a/src/x64/macro-assembler-x64.h b/src/x64/macro-assembler-x64.h
index 06b2f801a3ed22030b4ca48101da2249aa76d750..0b402f3b3f8618790e1530a7986e24399a377d52 100644
--- a/src/x64/macro-assembler-x64.h
+++ b/src/x64/macro-assembler-x64.h
@@ -747,6 +747,14 @@ class MacroAssembler: public Assembler {
 
 
   // ---------------------------------------------------------------------------
+  // SIMD macros.
+  void absps(XMMRegister dst);
+  void negateps(XMMRegister dst);
+  void notps(XMMRegister dst);
+  void pnegd(XMMRegister dst);
+
+
+  // ---------------------------------------------------------------------------
   // String macros.
 
   // Generate code to do a lookup in the number string cache. If the number in
@@ -1140,6 +1148,20 @@ class MacroAssembler: public Assembler {
                           Register scratch,
                           Label* gc_required);
 
+  // Allocate a float32x4 object in new space with undefined value. Returns
+  // tagged pointer in result register, or jumps to gc_required if new
+  // space is full.
+  void AllocateFloat32x4(Register result,
+                         Register scratch,
+                         Label* gc_required);
+
+  // Allocate a int32x4 object in new space with undefined value. Returns
+  // tagged pointer in result register, or jumps to gc_required if new
+  // space is full.
+  void AllocateInt32x4(Register result,
+                         Register scratch,
+                         Label* gc_required);
+
   // Allocate a sequential string. All the header fields of the string object
   // are initialized.
   void AllocateTwoByteString(Register result,