commit 3332db8345de39eb5067d99987fcae140184672b
author Aart Bik <ajcbik@google.com> Fri Aug 11 15:10:30 2017 -0700
committer Aart Bik <ajcbik@google.com> Fri Aug 11 15:10:30 2017 -0700
tree 411e0be297cb288b18511bef5f4cb11c52fde546
parent 73de4a8f0936bfb8b74db0465f277a2b68d16905

Bunch of SIMD for x86 and x86_64

Rationale:
Few instructions needed to implement SIMD reductions.

Test: assembler_x86_[64_]test
Bug: 64091002
Change-Id: I785acfc6c8c4ad4f290ddeab32da9b767f944e24

compiler/utils/x86/assembler_x86.cc

diff --git a/compiler/utils/x86/assembler_x86.cc b/compiler/utils/x86/assembler_x86.cc
index b50f1af..b89af10 100644
--- a/compiler/utils/x86/assembler_x86.cc
+++ b/compiler/utils/x86/assembler_x86.cc
@@ -1606,6 +1606,42 @@
 }
 
 
+void X86Assembler::punpckhbw(XmmRegister dst, XmmRegister src) {
+  AssemblerBuffer::EnsureCapacity ensured(&buffer_);
+  EmitUint8(0x66);
+  EmitUint8(0x0F);
+  EmitUint8(0x68);
+  EmitXmmRegisterOperand(dst, src);
+}
+
+
+void X86Assembler::punpckhwd(XmmRegister dst, XmmRegister src) {
+  AssemblerBuffer::EnsureCapacity ensured(&buffer_);
+  EmitUint8(0x66);
+  EmitUint8(0x0F);
+  EmitUint8(0x69);
+  EmitXmmRegisterOperand(dst, src);
+}
+
+
+void X86Assembler::punpckhdq(XmmRegister dst, XmmRegister src) {
+  AssemblerBuffer::EnsureCapacity ensured(&buffer_);
+  EmitUint8(0x66);
+  EmitUint8(0x0F);
+  EmitUint8(0x6A);
+  EmitXmmRegisterOperand(dst, src);
+}
+
+
+void X86Assembler::punpckhqdq(XmmRegister dst, XmmRegister src) {
+  AssemblerBuffer::EnsureCapacity ensured(&buffer_);
+  EmitUint8(0x66);
+  EmitUint8(0x0F);
+  EmitUint8(0x6D);
+  EmitXmmRegisterOperand(dst, src);
+}
+
+
 void X86Assembler::psllw(XmmRegister reg, const Immediate& shift_count) {
   DCHECK(shift_count.is_uint8());
   AssemblerBuffer::EnsureCapacity ensured(&buffer_);

compiler/utils/x86/assembler_x86.h

diff --git a/compiler/utils/x86/assembler_x86.h b/compiler/utils/x86/assembler_x86.h
index 8578340..511eeb9 100644
--- a/compiler/utils/x86/assembler_x86.h
+++ b/compiler/utils/x86/assembler_x86.h
@@ -546,6 +546,11 @@
   void punpckldq(XmmRegister dst, XmmRegister src);
   void punpcklqdq(XmmRegister dst, XmmRegister src);
 
+  void punpckhbw(XmmRegister dst, XmmRegister src);
+  void punpckhwd(XmmRegister dst, XmmRegister src);
+  void punpckhdq(XmmRegister dst, XmmRegister src);
+  void punpckhqdq(XmmRegister dst, XmmRegister src);
+
   void psllw(XmmRegister reg, const Immediate& shift_count);
   void pslld(XmmRegister reg, const Immediate& shift_count);
   void psllq(XmmRegister reg, const Immediate& shift_count);

compiler/utils/x86/assembler_x86_test.cc

diff --git a/compiler/utils/x86/assembler_x86_test.cc b/compiler/utils/x86/assembler_x86_test.cc
index 3e1244e..d2122db 100644
--- a/compiler/utils/x86/assembler_x86_test.cc
+++ b/compiler/utils/x86/assembler_x86_test.cc
@@ -777,6 +777,22 @@
   DriverStr(RepeatFF(&x86::X86Assembler::punpcklqdq, "punpcklqdq %{reg2}, %{reg1}"), "punpcklqdq");
 }
 
+TEST_F(AssemblerX86Test, Punpckhbw) {
+  DriverStr(RepeatFF(&x86::X86Assembler::punpckhbw, "punpckhbw %{reg2}, %{reg1}"), "punpckhbw");
+}
+
+TEST_F(AssemblerX86Test, Punpckhwd) {
+  DriverStr(RepeatFF(&x86::X86Assembler::punpckhwd, "punpckhwd %{reg2}, %{reg1}"), "punpckhwd");
+}
+
+TEST_F(AssemblerX86Test, Punpckhdq) {
+  DriverStr(RepeatFF(&x86::X86Assembler::punpckhdq, "punpckhdq %{reg2}, %{reg1}"), "punpckhdq");
+}
+
+TEST_F(AssemblerX86Test, Punpckhqdq) {
+  DriverStr(RepeatFF(&x86::X86Assembler::punpckhqdq, "punpckhqdq %{reg2}, %{reg1}"), "punpckhqdq");
+}
+
 TEST_F(AssemblerX86Test, psllw) {
   GetAssembler()->psllw(x86::XMM0, CreateImmediate(16));
   DriverStr("psllw $0x10, %xmm0\n", "psllwi");