BaseTools: enable hash value check for single module build

This patch enables hash value check for single module build to decide
whether we can skip to build this module.

Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/BaseTools/Source/Python/build/build.py b/BaseTools/Source/Python/build/build.py
index 457f6c9ef7..8cf139c77c 100644
--- a/BaseTools/Source/Python/build/build.py
+++ b/BaseTools/Source/Python/build/build.py
@@ -1845,6 +1845,10 @@ class Build():
                         if self.ModuleFile.Dir == Module.Dir and self.ModuleFile.Name == Module.Name:

                             Ma = ModuleAutoGen(Wa, Module, BuildTarget, ToolChain, Arch, self.PlatformFile)

                             if Ma == None: continue

+                            MaList.append(Ma)

+                            if Ma.CanSkipbyHash():

+                                self.HashSkipModules.append(Ma)

+                                continue

                             # Not to auto-gen for targets 'clean', 'cleanlib', 'cleanall', 'run', 'fds'

                             if self.Target not in ['clean', 'cleanlib', 'cleanall', 'run', 'fds']:

                                 # for target which must generate AutoGen code and makefile

@@ -1856,7 +1860,6 @@ class Build():
                                         del CmdListDict[Module.File, Arch]

                                     else:

                                         Ma.CreateMakeFile(True)

-                            MaList.append(Ma)

                             self.BuildModules.append(Ma)

                     self.AutoGenTime += int(round((time.time() - AutoGenStart)))

                     MakeStart = time.time()