Import Traceline, a Windows performance trace event logger.

tools/traceline/traceline/assembler_unittest.cc

Index: tools/traceline/traceline/assembler_unittest.cc
diff --git a/tools/traceline/traceline/assembler_unittest.cc b/tools/traceline/traceline/assembler_unittest.cc
new file mode 100755
index 0000000000000000000000000000000000000000..e2c17b66012062aa9824c0ee97aea7250fc91417
--- /dev/null
+++ b/tools/traceline/traceline/assembler_unittest.cc
@@ -0,0 +1,83 @@
+// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <stdio.h>
+
+#include "assembler.h"
+
+int main(int argc, char** argv) {
+  char buf[1024];
+
+  CodeBuffer cb(buf);
+
+  // Branching tests first so the offsets are not always adjusting in the
+  // output diassembler when we add new tests.
+
+  cb.spin();
+
+  cb.call(EAX);
+  cb.call(Operand(EAX));
+  cb.call(Operand(EDX, 15));
+
+  cb.fs(); cb.mov(EAX, Operand(3));
+  cb.fs(); cb.mov(EDX, Operand(0x04));
+
+  cb.lea(EAX, Operand(EAX));
+  cb.lea(EAX, Operand(0x12345678));
+  cb.lea(EAX, Operand(EBX, 0x12345678));
+  cb.lea(EAX, Operand(EBX, ECX, SCALE_TIMES_2, 0x12345678));
+  cb.lea(EAX, Operand(ECX, SCALE_TIMES_2, 0x12345678));
+  cb.lea(EAX, Operand(EAX, SCALE_TIMES_2, 0));
+  cb.lea(EAX, Operand(EBX, SCALE_TIMES_2, 0));
+  cb.lea(EBP, Operand(EBP, SCALE_TIMES_2, 1));
+
+  cb.lodsb();
+  cb.lodsd();
+
+  cb.mov(EAX, ECX);
+  cb.mov(ESI, ESP);
+  cb.mov(EAX, Operand(ESP, 0x20));
+  cb.mov(EAX, Operand(EBP, 8));
+  cb.mov_imm(ESP, 1);
+  cb.mov_imm(EAX, 0x12345678);
+
+  cb.pop(EBX);
+  cb.pop(Operand(EBX));
+  cb.pop(Operand(EBX, 0));
+  cb.pop(Operand(EBX, 12));
+
+  cb.push(EBX);
+  cb.push(Operand(EBX));
+  cb.push(Operand(EBX, 0));
+  cb.push(Operand(EDI, -4));
+  cb.push(Operand(EDI, -8));
+  cb.push_imm(0x12);
+  cb.push_imm(0x1234);
+  cb.push(Operand(EBX, 12));
+  cb.push(Operand(ESP, 0x1234));
+
+  cb.ret();
+  cb.ret(0);
+  cb.ret(12);
+
+  cb.stosb();
+  cb.stosd();
+
+  cb.sysenter();
+
+  cb.which_cpu();
+  cb.which_thread();
+
+  cb.xchg(EAX, EAX);
+  cb.xchg(EBX, EAX);
+  cb.xchg(EAX, EBX);
+  cb.xchg(ECX, ESP);
+  cb.xchg(ECX, Operand(ESP));
+  cb.xchg(ECX, Operand(ESP, 5));
+  cb.xchg(ECX, Operand(EDX, 4));
+
+  fwrite(buf, 1, cb.size(), stdout);
+
+  return 0;
+}