mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-11-25 08:23:09 +00:00
Enable building clang separately from llvm
Note that there is some duplication when building clang now. The llvm source is unpacked twice, ./configure is run twice, and two small unit test libraries are compiled twice. IMO this is a fair tradeoff for having llvm be a separate build unaffected by changes to clang svn path=/nixpkgs/trunk/; revision=29919
This commit is contained in:
Shea Levy
parent
54951e3994
commit
6e3cde6383
42
pkgs/development/compilers/llvm/clang-system-llvm-libs.patch
Normal file
42
pkgs/development/compilers/llvm/clang-system-llvm-libs.patch
Normal file
@ -0,0 +1,42 @@
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diff -Naur llvm-2.9-orig/Makefile.rules llvm-2.9/Makefile.rules
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--- llvm-2.9-orig/Makefile.rules 2011-03-25 02:26:58.000000000 -0400
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+++ llvm-2.9/Makefile.rules 2011-10-19 15:31:38.538674143 -0400
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@@ -941,7 +941,7 @@
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@echo "*** llvm-config doesn't exist - rebuilding it."
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@$(MAKE) -C $(PROJ_OBJ_ROOT)/tools/llvm-config
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-$(ToolDir)/$(strip $(TOOLNAME))$(EXEEXT): $(LLVM_CONFIG)
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+$(ToolDir)/$(strip $(TOOLNAME))$(EXEEXT):
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ifeq ($(ENABLE_SHARED), 1)
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# We can take the "auto-import" feature to get rid of using dllimport.
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@@ -1137,7 +1137,7 @@
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else
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SharedLibKindMessage := "Shared Library"
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endif
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-$(LibName.SO): $(ObjectsO) $(ProjLibsPaths) $(LLVMLibsPaths) $(SharedLibDir)/.dir
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+$(LibName.SO): $(ObjectsO) $(ProjLibsPaths) $(SharedLibDir)/.dir
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$(Echo) Linking $(BuildMode) $(SharedLibKindMessage) \
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$(notdir $@)
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$(Verb) $(Link) $(SharedLinkOptions) -o $@ $(ObjectsO) \
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@@ -1411,7 +1411,7 @@
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$(ToolBuildPath): $(ToolDir)/.dir
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endif
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-$(ToolBuildPath): $(ObjectsO) $(ProjLibsPaths) $(LLVMLibsPaths)
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+$(ToolBuildPath): $(ObjectsO) $(ProjLibsPaths)
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$(Echo) Linking $(BuildMode) executable $(TOOLNAME) $(StripWarnMsg)
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$(Verb) $(Link) -o $@ $(TOOLLINKOPTS) $(ObjectsO) $(ProjLibsOptions) \
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$(LLVMLibsOptions) $(ExtraLibs) $(TOOLLINKOPTSB) $(LIBS)
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diff -Naur llvm-2.9-orig/unittests/Makefile.unittest llvm-2.9/unittests/Makefile.unittest
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--- llvm-2.9-orig/unittests/Makefile.unittest 2011-02-04 12:12:18.000000000 -0500
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+++ llvm-2.9/unittests/Makefile.unittest 2011-10-19 15:47:27.100035616 -0400
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@@ -47,7 +47,7 @@
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Run.Shared := $(SHLIBPATH_VAR)="$(SharedLibDir)$${$(SHLIBPATH_VAR):+:}$$$(SHLIBPATH_VAR)"
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endif
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-$(LLVMUnitTestExe): $(ObjectsO) $(ProjLibsPaths) $(LLVMLibsPaths)
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+$(LLVMUnitTestExe): $(ObjectsO) $(ProjLibsPaths)
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$(Echo) Linking $(BuildMode) unit test $(TESTNAME) $(StripWarnMsg)
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$(Verb) $(Link) -o $@ $(TOOLLINKOPTS) $(ObjectsO) $(ProjLibsOptions) \
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$(TESTLIBS) $(LLVMLibsOptions) $(ExtraLibs) $(TOOLLINKOPTSB) $(LIBS)
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134
pkgs/development/compilers/llvm/clang-tblgen.patch
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134
pkgs/development/compilers/llvm/clang-tblgen.patch
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@ -0,0 +1,134 @@
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diff -Naur a/tools/clang/include/clang/AST/Makefile b/tools/clang/include/clang/AST/Makefile
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--- a/tools/clang/include/clang/AST/Makefile 2010-08-18 19:23:40.000000000 -0400
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+++ b/tools/clang/include/clang/AST/Makefile 2011-10-19 14:19:21.420750346 -0400
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@@ -6,24 +6,24 @@
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include $(CLANG_LEVEL)/Makefile
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-$(ObjDir)/Attrs.inc.tmp : $(TD_SRC_DIR)/Attr.td $(TBLGEN) \
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+$(ObjDir)/Attrs.inc.tmp : $(TD_SRC_DIR)/Attr.td \
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$(ObjDir)/.dir
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$(Echo) "Building Clang attribute classes with tblgen"
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$(Verb) $(TableGen) -gen-clang-attr-classes -o $(call SYSPATH, $@) \
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-I $(PROJ_SRC_DIR)/../../ $<
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-$(ObjDir)/AttrImpl.inc.tmp : $(TD_SRC_DIR)/Attr.td $(TBLGEN) \
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+$(ObjDir)/AttrImpl.inc.tmp : $(TD_SRC_DIR)/Attr.td \
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$(ObjDir)/.dir
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$(Echo) "Building Clang attribute implementations with tblgen"
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$(Verb) $(TableGen) -gen-clang-attr-impl -o $(call SYSPATH, $@) \
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-I $(PROJ_SRC_DIR)/../../ $<
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-$(ObjDir)/StmtNodes.inc.tmp : $(TD_SRC_DIR)/StmtNodes.td $(TBLGEN) \
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+$(ObjDir)/StmtNodes.inc.tmp : $(TD_SRC_DIR)/StmtNodes.td \
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$(ObjDir)/.dir
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$(Echo) "Building Clang statement node tables with tblgen"
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$(Verb) $(TableGen) -gen-clang-stmt-nodes -o $(call SYSPATH, $@) $<
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-$(ObjDir)/DeclNodes.inc.tmp : $(TD_SRC_DIR)/DeclNodes.td $(TBLGEN) \
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+$(ObjDir)/DeclNodes.inc.tmp : $(TD_SRC_DIR)/DeclNodes.td \
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$(ObjDir)/.dir
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$(Echo) "Building Clang declaration node tables with tblgen"
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$(Verb) $(TableGen) -gen-clang-decl-nodes -o $(call SYSPATH, $@) $<
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diff -Naur a/tools/clang/include/clang/Basic/Makefile b/tools/clang/include/clang/Basic/Makefile
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--- a/tools/clang/include/clang/Basic/Makefile 2010-09-09 16:27:36.000000000 -0400
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+++ b/tools/clang/include/clang/Basic/Makefile 2011-10-19 14:17:54.950837324 -0400
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@@ -29,20 +29,20 @@
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CLANG_HAS_VERSION_PATCHLEVEL := 1
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endif
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-$(ObjDir)/Diagnostic%Kinds.inc.tmp : Diagnostic.td Diagnostic%Kinds.td $(TBLGEN) $(ObjDir)/.dir
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+$(ObjDir)/Diagnostic%Kinds.inc.tmp : Diagnostic.td Diagnostic%Kinds.td $(ObjDir)/.dir
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$(Echo) "Building Clang $(patsubst Diagnostic%Kinds.inc.tmp,%,$(@F)) diagnostic tables with tblgen"
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$(Verb) $(TableGen) -gen-clang-diags-defs -clang-component=$(patsubst Diagnostic%Kinds.inc.tmp,%,$(@F)) -o $(call SYSPATH, $@) $<
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-$(ObjDir)/DiagnosticGroups.inc.tmp : Diagnostic.td DiagnosticGroups.td $(INPUT_TDS) $(TBLGEN) $(ObjDir)/.dir
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+$(ObjDir)/DiagnosticGroups.inc.tmp : Diagnostic.td DiagnosticGroups.td $(INPUT_TDS) $(ObjDir)/.dir
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$(Echo) "Building Clang diagnostic groups with tblgen"
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$(Verb) $(TableGen) -gen-clang-diag-groups -o $(call SYSPATH, $@) $<
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-$(ObjDir)/AttrList.inc.tmp : Attr.td $(TBLGEN) $(ObjDir)/.dir
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+$(ObjDir)/AttrList.inc.tmp : Attr.td $(ObjDir)/.dir
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$(Echo) "Building Clang attribute list with tblgen"
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$(Verb) $(TableGen) -gen-clang-attr-list -o $(call SYSPATH, $@) \
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-I $(PROJ_SRC_DIR)/../.. $<
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-$(ObjDir)/arm_neon.inc.tmp : arm_neon.td $(TBLGEN) $(ObjDir)/.dir
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+$(ObjDir)/arm_neon.inc.tmp : arm_neon.td $(ObjDir)/.dir
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$(Echo) "Building Clang arm_neon.inc with tblgen"
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$(Verb) $(TableGen) -gen-arm-neon-sema -o $(call SYSPATH, $@) $<
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diff -Naur a/tools/clang/include/clang/Driver/Makefile b/tools/clang/include/clang/Driver/Makefile
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--- a/tools/clang/include/clang/Driver/Makefile 2010-06-08 16:34:18.000000000 -0400
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+++ b/tools/clang/include/clang/Driver/Makefile 2011-10-19 14:25:33.739369159 -0400
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@@ -5,14 +5,14 @@
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include $(CLANG_LEVEL)/Makefile
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-$(ObjDir)/Options.inc.tmp : Options.td OptParser.td $(TBLGEN) $(ObjDir)/.dir
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+$(ObjDir)/Options.inc.tmp : Options.td OptParser.td $(ObjDir)/.dir
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$(Echo) "Building Clang Driver Option tables with tblgen"
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$(Verb) $(TableGen) -gen-opt-parser-defs -o $(call SYSPATH, $@) $<
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-$(ObjDir)/CC1Options.inc.tmp : CC1Options.td OptParser.td $(TBLGEN) $(ObjDir)/.dir
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+$(ObjDir)/CC1Options.inc.tmp : CC1Options.td OptParser.td $(ObjDir)/.dir
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$(Echo) "Building Clang CC1 Option tables with tblgen"
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$(Verb) $(TableGen) -gen-opt-parser-defs -o $(call SYSPATH, $@) $<
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-$(ObjDir)/CC1AsOptions.inc.tmp : CC1AsOptions.td OptParser.td $(TBLGEN) $(ObjDir)/.dir
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+$(ObjDir)/CC1AsOptions.inc.tmp : CC1AsOptions.td OptParser.td $(ObjDir)/.dir
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$(Echo) "Building Clang CC1 Assembler Option tables with tblgen"
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$(Verb) $(TableGen) -gen-opt-parser-defs -o $(call SYSPATH, $@) $<
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diff -Naur a/tools/clang/include/clang/Lex/Makefile b/tools/clang/include/clang/Lex/Makefile
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--- a/tools/clang/include/clang/Lex/Makefile 2010-10-19 22:31:43.000000000 -0400
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+++ b/tools/clang/include/clang/Lex/Makefile 2011-10-19 14:18:25.082807086 -0400
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@@ -6,7 +6,7 @@
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include $(CLANG_LEVEL)/Makefile
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-$(ObjDir)/AttrSpellings.inc.tmp : $(TD_SRC_DIR)/Attr.td $(TBLGEN) \
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+$(ObjDir)/AttrSpellings.inc.tmp : $(TD_SRC_DIR)/Attr.td \
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$(ObjDir)/.dir
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$(Echo) "Building Clang attribute spellings with tblgen"
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$(Verb) $(TableGen) -gen-clang-attr-spelling-list -o $(call SYSPATH, $@) \
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diff -Naur a/tools/clang/include/clang/Serialization/Makefile b/tools/clang/include/clang/Serialization/Makefile
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--- a/tools/clang/include/clang/Serialization/Makefile 2010-08-18 19:23:40.000000000 -0400
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+++ b/tools/clang/include/clang/Serialization/Makefile 2011-10-19 14:25:05.764398164 -0400
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@@ -6,13 +6,13 @@
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include $(CLANG_LEVEL)/Makefile
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-$(ObjDir)/AttrPCHRead.inc.tmp : $(TD_SRC_DIR)/Attr.td $(TBLGEN) \
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+$(ObjDir)/AttrPCHRead.inc.tmp : $(TD_SRC_DIR)/Attr.td \
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$(ObjDir)/.dir
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$(Echo) "Building Clang PCH reader with tblgen"
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$(Verb) $(TableGen) -gen-clang-attr-pch-read -o $(call SYSPATH, $@) \
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-I $(PROJ_SRC_DIR)/../../ $<
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-$(ObjDir)/AttrPCHWrite.inc.tmp : $(TD_SRC_DIR)/Attr.td $(TBLGEN) \
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+$(ObjDir)/AttrPCHWrite.inc.tmp : $(TD_SRC_DIR)/Attr.td \
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$(ObjDir)/.dir
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$(Echo) "Building Clang PCH writer with tblgen"
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$(Verb) $(TableGen) -gen-clang-attr-pch-write -o $(call SYSPATH, $@) \
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diff -Naur a/tools/clang/lib/Headers/Makefile b/tools/clang/lib/Headers/Makefile
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--- a/tools/clang/lib/Headers/Makefile 2010-07-21 21:19:36.000000000 -0400
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+++ b/tools/clang/lib/Headers/Makefile 2011-10-19 14:15:18.520993127 -0400
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@@ -49,6 +49,6 @@
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install-local:: $(INSTHEADERS)
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-$(ObjDir)/arm_neon.h.inc.tmp : $(CLANG_LEVEL)/include/clang/Basic/arm_neon.td $(TBLGEN) $(ObjDir)/.dir
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+$(ObjDir)/arm_neon.h.inc.tmp : $(CLANG_LEVEL)/include/clang/Basic/arm_neon.td $(ObjDir)/.dir
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$(Echo) "Building Clang arm_neon.h.inc with tblgen"
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$(Verb) $(TableGen) -gen-arm-neon -o $(call SYSPATH, $@) $<
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diff -Naur a/tools/clang/lib/StaticAnalyzer/Checkers/Makefile b/tools/clang/lib/StaticAnalyzer/Checkers/Makefile
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--- a/tools/clang/lib/StaticAnalyzer/Checkers/Makefile 2011-02-15 02:42:38.000000000 -0500
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+++ b/tools/clang/lib/StaticAnalyzer/Checkers/Makefile 2011-10-19 14:15:58.240953760 -0400
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@@ -19,6 +19,6 @@
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include $(CLANG_LEVEL)/Makefile
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-$(ObjDir)/Checkers.inc.tmp : Checkers.td $(PROJ_SRC_DIR)/$(CLANG_LEVEL)/include/clang/StaticAnalyzer/Checkers/CheckerBase.td $(TBLGEN) $(ObjDir)/.dir
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+$(ObjDir)/Checkers.inc.tmp : Checkers.td $(PROJ_SRC_DIR)/$(CLANG_LEVEL)/include/clang/StaticAnalyzer/Checkers/CheckerBase.td $(ObjDir)/.dir
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$(Echo) "Building Clang SA Checkers tables with tblgen"
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$(Verb) $(TableGen) -gen-clang-sa-checkers -I $(PROJ_SRC_DIR)/$(CLANG_LEVEL)/include -o $(call SYSPATH, $@) $<
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62
pkgs/development/compilers/llvm/clang.nix
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62
pkgs/development/compilers/llvm/clang.nix
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@ -0,0 +1,62 @@
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{ stdenv, fetchurl, perl, groff, llvm }:
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assert stdenv.system == "i686-linux" || stdenv.system == "x86_64-linux";
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let
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triplet = if (stdenv.system == "i686-linux") then "i686-unknown-linux-gnu"
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else if (stdenv.system == "x86_64-linux") then "x86_64-unknown-linux-gnu"
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else throw "System not supported";
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version = "2.9";
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in
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stdenv.mkDerivation {
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name = "clang-${version}";
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CC = if stdenv.gcc ? clang then "clang" else "gcc";
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CXX = if stdenv.gcc ? clang then "clang++" else "g++";
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src = llvm.src;
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buildInputs = [ perl llvm groff ];
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configureFlags = [ "--enable-optimized" "--enable-shared" "--disable-static" ];
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srcClang = fetchurl {
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url = "http://llvm.org/releases/${version}/clang-${version}.tgz";
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sha256 = "1pq9g7qxw761dp6gx3amx39kl9p4zhlymmn8gfmcnw9ag0zizi3h";
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};
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prePatch = ''
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pushd tools
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unpackFile $srcClang
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mv clang-${version} clang
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popd
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find
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'';
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patches = [ ./clang-include-paths.patch ./clang-ld-flags.patch ./clang-tblgen.patch ./clang-system-llvm-libs.patch ];
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buildFlags = [ "TableGen=tblgen" "LLVM_CONFIG=llvm-config" ];
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# Set up the header file paths
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preBuild = ''
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sed -i -e 's,C_INCLUDE_PATH,"${stdenv.gcc.libc}/include/",' \
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-e 's,CPP_HOST,"${triplet}",' \
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-e 's,CPP_INCLUDE_PATH,"${stdenv.gcc.gcc}/include/c++/${stdenv.gcc.gcc.version}",' \
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tools/clang/lib/Frontend/InitHeaderSearch.cpp
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pushd utils/unittest
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make
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popd
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cd tools/clang
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'';
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passthru = { gcc = stdenv.gcc.gcc; };
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meta = {
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homepage = http://clang.llvm.org/;
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description = "A C language family frontend for LLVM";
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license = "BSD";
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maintainers = with stdenv.lib.maintainers; [viric shlevy];
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platforms = with stdenv.lib.platforms; linux;
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};
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}
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@ -1,8 +1,8 @@
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{ stdenv, fetchurl, perl, groff, buildClang ? false }:
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{ stdenv, fetchurl, perl, groff }:
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let version = "2.9"; in
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stdenv.mkDerivation ({
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stdenv.mkDerivation {
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name = "llvm-${version}";
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CC = if stdenv.gcc ? clang then "clang" else "gcc";
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@ -26,48 +26,4 @@ stdenv.mkDerivation ({
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platforms = with stdenv.lib.platforms; all;
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};
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}
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// stdenv.lib.optionalAttrs buildClang (
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# I write the assert because 'gcc.libc' will be evaluated although 'triplet' would not
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# evaluate properly (in the preConfigure below)
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assert stdenv.system == "i686-linux" || stdenv.system == "x86_64-linux";
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let
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triplet = if (stdenv.system == "i686-linux") then "i686-unknown-linux-gnu"
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else if (stdenv.system == "x86_64-linux") then "x86_64-unknown-linux-gnu"
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else throw "System not supported";
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in {
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name = "clang-${version}";
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srcClang = fetchurl {
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url = "http://llvm.org/releases/${version}/clang-${version}.tgz";
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sha256 = "1pq9g7qxw761dp6gx3amx39kl9p4zhlymmn8gfmcnw9ag0zizi3h";
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};
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prePatch = ''
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pushd tools
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unpackFile $srcClang
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mv clang-${version} clang
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popd
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find
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'';
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patches = [ ./clang-include-paths.patch ./clang-ld-flags.patch ];
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# Set up the header file paths
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preConfigure = ''
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sed -i -e 's,C_INCLUDE_PATH,"${stdenv.gcc.libc}/include/",' \
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-e 's,CPP_HOST,"${triplet}",' \
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-e 's,CPP_INCLUDE_PATH,"${stdenv.gcc.gcc}/include/c++/${stdenv.gcc.gcc.version}",' \
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tools/clang/lib/Frontend/InitHeaderSearch.cpp
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'';
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passthru = { gcc = stdenv.gcc.gcc; };
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meta = {
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homepage = http://clang.llvm.org/;
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description = "A C language family frontend for LLVM";
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license = "BSD";
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maintainers = with stdenv.lib.maintainers; [viric shlevy];
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platforms = with stdenv.lib.platforms; linux;
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};
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}
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))
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@ -1640,9 +1640,16 @@ let
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ccl = builderDefsPackage ../development/compilers/ccl {};
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clangBoot = wrapClang (llvm.override { buildClang = true; });
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clangBootUnwrapped = callPackage ../development/compilers/llvm/clang.nix { };
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clang = wrapClang (llvm.override { buildClang = true; stdenv = stdenvAdapters.overrideGCC stdenv clangBoot; });
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clangBoot = wrapClang clangBootUnwrapped;
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clangUnwrapped = let clangBootStdenv = stdenvAdapters.overrideGCC stdenv clangBoot; in clangBootUnwrapped.override {
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stdenv = clangBootStdenv;
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llvm = llvm.override { stdenv = clangBootStdenv; };
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};
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clang = wrapClang clangUnwrapped;
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#Use this instead of stdenv to build with clang
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clangStdenv = stdenvAdapters.overrideGCC stdenv clang;
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