Fix assembling of paddd, psubd instructions on x64.

runtime/vm/assembler_x64_test.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_X64)
 
 #include "vm/assembler.h"
 #include "vm/os.h"
 #include "vm/unit_test.h"
@@ skipping 2280 matching lines @@
 }
 
 
 ASSEMBLER_TEST_RUN(PackedIntOperations, test) {
   typedef uint32_t (*PackedIntOperationsCode)();
   uint32_t res = reinterpret_cast<PackedIntOperationsCode>(test->entry())();
   EXPECT_EQ(static_cast<uword>(0x5), res);
 }
 
 
+ASSEMBLER_TEST_GENERATE(PackedIntOperations2, assembler) {
+  // Note: on Windows 64 XMM6-XMM15 are callee save.
+  const intptr_t cpu_register_set = 0;
+  const intptr_t fpu_register_set =
+      ((1 << XMM10) | (1 << XMM11)) & CallingConventions::kVolatileXmmRegisters;
+  __ PushRegisters(cpu_register_set, fpu_register_set);
+  __ movl(RAX, Immediate(0x2));
+  __ movd(XMM10, RAX);
+  __ shufps(XMM10, XMM10, Immediate(0x0));
+  __ movl(RAX, Immediate(0x1));
+  __ movd(XMM11, RAX);
+  __ shufps(XMM11, XMM11, Immediate(0x0));
+  __ addpl(XMM10, XMM11);  // 0x3
+  __ addpl(XMM10, XMM10);  // 0x6
+  __ subpl(XMM10, XMM11);  // 0x5
+  __ pushq(RAX);
+  __ movss(Address(RSP, 0), XMM10);
+  __ popq(RAX);
+  __ PopRegisters(cpu_register_set, fpu_register_set);
+  __ ret();
+}
+
+
+ASSEMBLER_TEST_RUN(PackedIntOperations2, test) {
+  typedef uint32_t (*PackedIntOperationsCode)();
+  uint32_t res = reinterpret_cast<PackedIntOperationsCode>(test->entry())();
+  EXPECT_EQ(static_cast<uword>(0x5), res);
+}
+
+
 ASSEMBLER_TEST_GENERATE(PackedFPOperations2, assembler) {
   __ movq(RAX, Immediate(bit_cast<int32_t, float>(4.0f)));
   __ movd(XMM0, RAX);
   __ shufps(XMM0, XMM0, Immediate(0x0));
 
   __ movaps(XMM11, XMM0);  // Copy XMM0
   __ reciprocalps(XMM11);  // 0.25
   __ sqrtps(XMM11);  // 0.5
   __ rsqrtps(XMM0);  // ~0.5
   __ subps(XMM0, XMM11);  // ~0.0
@@ skipping 1262 matching lines @@
   EXPECT_EQ(ICData::kInt64RangeBit, range_of(Integer::New(kMaxInt64)));
   EXPECT_EQ(ICData::kInt64RangeBit, range_of(Integer::New(kMinInt64)));
 
   EXPECT_EQ(0, range_of(Bool::True().raw()));
 }
 
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_X64