[Patch] BaseTools: parse map file generated by Xcode on Mac

[Yonghong Zhu <yonghong.zhu@intel.com>]

Add support to parse map file generated by Xcode on Mac to get
variable offset and Patchable Pcd info in current EFI file.

Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
---
 BaseTools/Source/Python/Common/Misc.py                | 18 ++++++++++++++++++
 .../Python/GenPatchPcdTable/GenPatchPcdTable.py       | 19 ++++++++++++++++++-
 2 files changed, 36 insertions(+), 1 deletion(-)

diff --git a/BaseTools/Source/Python/Common/Misc.py b/BaseTools/Source/Python/Common/Misc.py
index dbb711e..5299cf1 100644
--- a/BaseTools/Source/Python/Common/Misc.py
+++ b/BaseTools/Source/Python/Common/Misc.py
@@ -65,12 +65,30 @@ def GetVariableOffset(mapfilepath, efifilepath, varnames):
     if len(lines) == 0: return None
     firstline = lines[0].strip()
     if (firstline.startswith("Archive member included ") and
         firstline.endswith(" file (symbol)")):
         return _parseForGCC(lines, efifilepath, varnames)
+    if firstline.startswith("# Path:"):
+        return _parseForXcode(lines, efifilepath, varnames)
     return _parseGeneral(lines, efifilepath, varnames)
 
+def _parseForXcode(lines, efifilepath, varnames):
+    status = 0
+    ret = []
+    for index, line in enumerate(lines):
+        line = line.strip()
+        if status == 0 and line == "# Symbols:":
+            status = 1
+            continue
+        if status == 1 and len(line) != 0:
+            for varname in varnames:
+                if varname in line:
+                    m = re.match('^([\da-fA-FxX]+)([\s\S]*)([_]*%s)$' % varname, line)
+                    if m != None:
+                        ret.append((varname, m.group(1)))
+    return ret
+
 def _parseForGCC(lines, efifilepath, varnames):
     """ Parse map file generated by GCC linker """
     status = 0
     sections = []
     varoffset = []
diff --git a/BaseTools/Source/Python/GenPatchPcdTable/GenPatchPcdTable.py b/BaseTools/Source/Python/GenPatchPcdTable/GenPatchPcdTable.py
index 4452fac..fdad5a4 100644
--- a/BaseTools/Source/Python/GenPatchPcdTable/GenPatchPcdTable.py
+++ b/BaseTools/Source/Python/GenPatchPcdTable/GenPatchPcdTable.py
@@ -3,11 +3,11 @@
 #    The Patch PCD table like:
 #    
 #    PCD Name    Offset in binary
 #    ========    ================
 #
-# Copyright (c) 2008 - 2016, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2008 - 2017, Intel Corporation. All rights reserved.<BR>
 # This program and the accompanying materials
 # are licensed and made available under the terms and conditions of the BSD License
 # which accompanies this distribution.  The full text of the license may be found at
 # http://opensource.org/licenses/bsd-license.php
 #
@@ -56,12 +56,29 @@ def parsePcdInfoFromMapFile(mapfilepath, efifilepath):
     if len(lines) == 0: return None
     firstline = lines[0].strip()
     if (firstline.startswith("Archive member included ") and
         firstline.endswith(" file (symbol)")):
         return _parseForGCC(lines, efifilepath)
+    if firstline.startswith("# Path:"):
+        return _parseForXcode(lines, efifilepath)
     return _parseGeneral(lines, efifilepath)
 
+def _parseForXcode(lines, efifilepath):
+    status = 0
+    pcds = []
+    for index, line in enumerate(lines):
+        line = line.strip()
+        if status == 0 and line == "# Symbols:":
+            status = 1
+            continue
+        if status == 1 and len(line) != 0:
+            if '_gPcd_BinaryPatch_' in line:
+                m = re.match('^([\da-fA-FxX]+)([\s\S]*)([_]*_gPcd_BinaryPatch_([\w]+))', line)
+                if m != None:
+                    pcds.append((m.groups(0)[3], int(m.groups(0)[0], 16)))
+    return pcds
+
 def _parseForGCC(lines, efifilepath):
     """ Parse map file generated by GCC linker """
     status = 0
     imageBase = -1
     sections = []
-- 
2.6.1.windows.1