Add SSE2 instructions to disassembler and movmskpd SSE2 instruction to assemb...

src/ia32/assembler-ia32.cc

Index: src/ia32/assembler-ia32.cc
===================================================================
--- src/ia32/assembler-ia32.cc	(revision 4104)
+++ src/ia32/assembler-ia32.cc	(working copy)
@@ -2148,6 +2148,17 @@
 }
 
 
+void Assembler::movmskpd(Register dst, XMMRegister src) {
+  ASSERT(CpuFeatures::IsEnabled(SSE2));
+  EnsureSpace ensure_space(this);
+  last_pc_ = pc_;
+  EMIT(0x66);
+  EMIT(0x0F);
+  EMIT(0x50);
+  emit_sse_operand(dst, src);
+}
+
+
 void Assembler::movdqa(const Operand& dst, XMMRegister src ) {
   ASSERT(CpuFeatures::IsEnabled(SSE2));
   EnsureSpace ensure_space(this);
@@ -2283,6 +2294,11 @@
 }
 
 
+void Assembler::emit_sse_operand(Register dst, XMMRegister src) {
+  EMIT(0xC0 | dst.code() << 3 | src.code());
+}
+
+
 void Assembler::Print() {
   Disassembler::Decode(stdout, buffer_, pc_);
 }