From 2373c99433b634b8cf9c4deb28d68d1be255a564 Mon Sep 17 00:00:00 2001
From: Mikhail Glushenkov <foldr@codedgers.com>
Date: Fri, 3 Jul 2009 03:52:47 +0000
Subject: Add --enable-llvmc-dynamic configure option.

Controls whether libCompilerDriver should be loaded dynamically. By default this
is needed only on Win32, to make dynamic plugins work.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74759 91177308-0d34-0410-b5e6-96231b3b80d8
---
 Makefile.rules | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

(limited to 'Makefile.rules')

diff --git a/Makefile.rules b/Makefile.rules
index 9787d5fe0b..3ae2db8916 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -200,17 +200,20 @@ ifdef LLVMC_PLUGIN
 LIBRARYNAME := $(patsubst %,plugin_llvmc_%,$(LLVMC_PLUGIN))
 CPP.Flags += -DLLVMC_PLUGIN_NAME=$(LLVMC_PLUGIN)
 REQUIRES_EH := 1
-LD.Flags += -lCompilerDriver
+
+ifeq ($(ENABLE_LLVMC_DYNAMIC),1)
+  LD.Flags += -lCompilerDriver
+endif
 
 # Build a dynamic library if the user runs `make` directly from the plugin
 # directory.
 ifndef LLVMC_BUILTIN_PLUGIN
-LOADABLE_MODULE = 1
+  LOADABLE_MODULE = 1
 endif
 
 # TableGen stuff...
 ifneq ($(BUILT_SOURCES),)
-LLVMC_BUILD_AUTOGENERATED_INC=1
+  LLVMC_BUILD_AUTOGENERATED_INC=1
 endif
 
 endif # LLVMC_PLUGIN
@@ -218,8 +221,15 @@ endif # LLVMC_PLUGIN
 ifdef LLVMC_BASED_DRIVER
 
 TOOLNAME = $(LLVMC_BASED_DRIVER)
+
 REQUIRES_EH := 1
-LD.Flags += -lCompilerDriver
+
+ifeq ($(ENABLE_LLVMC_DYNAMIC),1)
+  LD.Flags += -lCompilerDriver
+else
+  LLVMLIBS = CompilerDriver.a
+  LINK_COMPONENTS = support system
+endif
 
 # Preprocessor magic that generates references to static variables in built-in
 # plugins.
@@ -502,8 +512,7 @@ ifeq ($(OS),Darwin)
 else
   ifeq ($(OS),Cygwin)
     SharedLinkOptions=-shared -nostdlib -Wl,--export-all-symbols \
-                      -Wl,--enable-auto-import -Wl,--enable-auto-image-base \
-                      -Wl,--enable-runtime-pseudo-relocs
+                      -Wl,--enable-auto-import -Wl,--enable-auto-image-base
   else
     SharedLinkOptions=-shared
   endif
-- 
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