Add support for the vbroadcastss instruction.

syzygy/core/disassembler_util_unittest.cc

 // Copyright 2012 Google Inc. All Rights Reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ skipping 106 matching lines @@
 // Interrupts.
 const uint8_t kInt2[] = {0xCD, 0x02};
 const uint8_t kInt3[] = {0xCC};
 
 // Improperly handled VEX encoded instructions.
 const uint8_t kVpermq[] = {0xC4, 0xE3, 0xFD, 0x00, 0xED, 0x44};
 const uint8_t kVpermd[] = {0xC4, 0xE2, 0x4D, 0x36, 0xC0};
 const uint8_t kVbroadcasti128[] = {0xC4, 0xE2, 0x7D, 0x5A, 0x45, 0xD0};
 const uint8_t kVinserti128[] = {0xC4, 0xE3, 0x7D, 0x38, 0x2C, 0x0F, 0x01};
 const uint8_t kVpbroadcastb[] = {0xC4, 0xE2, 0x79, 0x78, 0xC0};
+const uint8_t kVbroadcastss[] = {0xC4, 0xE2, 0x7d, 0x18, 0xC0};
 const uint8_t kVextracti128[] = {0xC4, 0xE3, 0x7D, 0x39, 0xC8, 0x01};
 const uint8_t kVcvtps2ph[] = {0xC4, 0xE3, 0x79, 0x1D, 0xC8, 0x00};
 const uint8_t kVcvtps2ps[] = {0xC4, 0xE2, 0x79, 0x13, 0xE0};
 
 void TestBadlyDecodedInstruction(const uint8_t* code, size_t code_length) {
   _DInst inst[1] = {};
   unsigned int inst_count = 0;
   _DecodeResult result = RawDecomposeCode(
       code, code_length, inst, arraysize(inst), &inst_count);
   EXPECT_EQ(DECRES_MEMORYERR, result);
@@ skipping 242 matching lines @@
 TEST(DisassemblerUtilTest, TestBadlyDecodedVinserti128) {
   EXPECT_NO_FATAL_FAILURE(TestBadlyDecodedInstruction(
       kVinserti128, sizeof(kVinserti128)));
 }
 
 TEST(DisassemblerUtilTest, TestBadlyDecodedVpbroadcastb) {
   EXPECT_NO_FATAL_FAILURE(TestBadlyDecodedInstruction(
       kVpbroadcastb, sizeof(kVpbroadcastb)));
 }
 
+TEST(DisassemblerUtilTest, TestBadlyDecodedVbroadcastss) {
+  EXPECT_NO_FATAL_FAILURE(TestBadlyDecodedInstruction(
+      kVpbroadcastb, sizeof(kVbroadcastss)));
+}
+
 TEST(DisassemblerUtilTest, TestBadlyDecodedVextracti128) {
   EXPECT_NO_FATAL_FAILURE(TestBadlyDecodedInstruction(
       kVextracti128, sizeof(kVextracti128)));
 }
 
 TEST(DisassemblerUtilTest, TestBadlyDecodedVcvtps2ph) {
   EXPECT_NO_FATAL_FAILURE(TestBadlyDecodedInstruction(
       kVcvtps2ph, sizeof(kVcvtps2ph)));
 }
 
 TEST(DisassemblerUtilTest, TestBadlyDecodedVcvtps2ps) {
   EXPECT_NO_FATAL_FAILURE(TestBadlyDecodedInstruction(
       kVcvtps2ps, sizeof(kVcvtps2ps)));
 }
 
 TEST(DisassemblerUtilTest, TestBadlyDecodedCRC32) {
   // CRC32 with a 16 bit operand size prefix is not handled correctly by
   // distorm.
   EXPECT_NO_FATAL_FAILURE(
       TestBadlyDecodedInstruction(kCrc32CX, sizeof(kCrc32CX)));
 }
 
 }  // namespace core