Merge lldb r188801 to contrib/llvm/tools/lldb/

1 files changed, 142 insertions, 0 deletions

diff --git a/contrib/llvm/tools/lldb/source/Expression/ExpressionSourceCode.cpp b/contrib/llvm/tools/lldb/source/Expression/ExpressionSourceCode.cpp
new file mode 100644
index 0000000..aef3b9e
--- /dev/null
+++ b/contrib/llvm/tools/lldb/source/Expression/ExpressionSourceCode.cpp
@@ -0,0 +1,142 @@
+//===-- ExpressionSourceCode.cpp --------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Expression/ExpressionSourceCode.h"
+
+#include "lldb/Core/StreamString.h"
+
+using namespace lldb_private;
+
+const char *
+ExpressionSourceCode::g_expression_prefix = R"(
+#undef NULL
+#undef Nil
+#undef nil
+#undef YES
+#undef NO
+#define NULL (__null)
+#define Nil (__null)
+#define nil (__null)
+#define YES ((BOOL)1)
+#define NO ((BOOL)0)
+typedef signed char BOOL;
+typedef signed __INT8_TYPE__ int8_t;
+typedef unsigned __INT8_TYPE__ uint8_t;
+typedef signed __INT16_TYPE__ int16_t;
+typedef unsigned __INT16_TYPE__ uint16_t;
+typedef signed __INT32_TYPE__ int32_t;
+typedef unsigned __INT32_TYPE__ uint32_t;
+typedef signed __INT64_TYPE__ int64_t;
+typedef unsigned __INT64_TYPE__ uint64_t;
+typedef signed __INTPTR_TYPE__ intptr_t;
+typedef unsigned __INTPTR_TYPE__ uintptr_t;
+typedef __SIZE_TYPE__ size_t;
+typedef __PTRDIFF_TYPE__ ptrdiff_t;
+typedef unsigned short unichar;
+)";
+
+
+bool ExpressionSourceCode::GetText (std::string &text, lldb::LanguageType wrapping_language, bool const_object, bool static_method) const
+{
+    if (m_wrap)
+    {
+        switch (wrapping_language) 
+        {
+        default:
+            return false;
+        case lldb::eLanguageTypeC:
+        case lldb::eLanguageTypeC_plus_plus:
+        case lldb::eLanguageTypeObjC:
+            break;
+        }
+        
+        StreamString wrap_stream;
+        
+        switch (wrapping_language) 
+        {
+        default:
+            break;
+        case lldb::eLanguageTypeC:
+            wrap_stream.Printf("%s                             \n"
+                               "%s                             \n"
+                               "void                           \n"
+                               "%s(void *$__lldb_arg)          \n"
+                               "{                              \n"
+                               "    %s;                        \n" 
+                               "}                              \n",
+                               g_expression_prefix,
+                               m_prefix.c_str(),
+                               m_name.c_str(),
+                               m_body.c_str());
+            break;
+        case lldb::eLanguageTypeC_plus_plus:
+            wrap_stream.Printf("%s                                     \n"
+                               "%s                                     \n"
+                               "void                                   \n"
+                               "$__lldb_class::%s(void *$__lldb_arg) %s\n"
+                               "{                                      \n"
+                               "    %s;                                \n" 
+                               "}                                      \n",
+                               g_expression_prefix,
+                               m_prefix.c_str(),
+                               m_name.c_str(),
+                               (const_object ? "const" : ""),
+                               m_body.c_str());
+            break;
+        case lldb::eLanguageTypeObjC:
+            if (static_method)
+            {
+                wrap_stream.Printf("%s                                                      \n"
+                                   "%s                                                      \n"
+                                   "@interface $__lldb_objc_class ($__lldb_category)        \n"
+                                   "+(void)%s:(void *)$__lldb_arg;                          \n"
+                                   "@end                                                    \n"
+                                   "@implementation $__lldb_objc_class ($__lldb_category)   \n"
+                                   "+(void)%s:(void *)$__lldb_arg                           \n"
+                                   "{                                                       \n"
+                                   "    %s;                                                 \n"
+                                   "}                                                       \n"
+                                   "@end                                                    \n",
+                                   g_expression_prefix,
+                                   m_prefix.c_str(),
+                                   m_name.c_str(),
+                                   m_name.c_str(),
+                                   m_body.c_str());
+            }
+            else
+            {
+                wrap_stream.Printf("%s                                                     \n"
+                                   "%s                                                     \n"
+                                   "@interface $__lldb_objc_class ($__lldb_category)       \n"
+                                   "-(void)%s:(void *)$__lldb_arg;                         \n"
+                                   "@end                                                   \n"
+                                   "@implementation $__lldb_objc_class ($__lldb_category)  \n"
+                                   "-(void)%s:(void *)$__lldb_arg                          \n"
+                                   "{                                                      \n"
+                                   "    %s;                                                \n"
+                                   "}                                                      \n"
+                                   "@end                                                   \n",
+                                   g_expression_prefix,
+                                   m_prefix.c_str(),
+                                   m_name.c_str(),
+                                   m_name.c_str(),
+                                   m_body.c_str());
+            }
+            break;
+        }
+        
+        text = wrap_stream.GetString();
+    }
+    else
+    {
+        text.append(m_body);
+    }
+    
+    return true;
+}