Add infrastructure for testing julia's LLVM passes

deps/llvm-options.mk

@@ -0,0 +1,21 @@
+ifeq ($(LLVM_DEBUG),1)
+LLVM_BUILDTYPE := Debug
+else
+LLVM_BUILDTYPE := Release
+endif
+LLVM_CMAKE_BUILDTYPE := $(LLVM_BUILDTYPE)
+ifeq ($(LLVM_ASSERTIONS),1)
+LLVM_BUILDTYPE := $(LLVM_BUILDTYPE)+Asserts
+endif
+LLVM_FLAVOR := $(LLVM_BUILDTYPE)
+ifeq ($(LLVM_SANITIZE),1)
+ifeq ($(SANITIZE_MEMORY),1)
+LLVM_BUILDTYPE := $(LLVM_BUILDTYPE)+MSAN
+else
+LLVM_BUILDTYPE := $(LLVM_BUILDTYPE)+ASAN
+endif
+endif
+
+LLVM_SRC_DIR:=$(SRCDIR)/srccache/llvm-$(LLVM_VER)
+LLVM_BUILD_DIR:=$(BUILDDIR)/llvm-$(LLVM_VER)
+LLVM_BUILDDIR_withtype := $(LLVM_BUILD_DIR)/build_$(LLVM_BUILDTYPE)

deps/llvm.mk

@@ -23,27 +23,7 @@ endif
 endif
 endif
 
-ifeq ($(LLVM_DEBUG),1)
-LLVM_BUILDTYPE := Debug
-else
-LLVM_BUILDTYPE := Release
-endif
-LLVM_CMAKE_BUILDTYPE := $(LLVM_BUILDTYPE)
-ifeq ($(LLVM_ASSERTIONS),1)
-LLVM_BUILDTYPE := $(LLVM_BUILDTYPE)+Asserts
-endif
-LLVM_FLAVOR := $(LLVM_BUILDTYPE)
-ifeq ($(LLVM_SANITIZE),1)
-ifeq ($(SANITIZE_MEMORY),1)
-LLVM_BUILDTYPE := $(LLVM_BUILDTYPE)+MSAN
-else
-LLVM_BUILDTYPE := $(LLVM_BUILDTYPE)+ASAN
-endif
-endif
-
-LLVM_SRC_DIR:=$(SRCDIR)/srccache/llvm-$(LLVM_VER)
-LLVM_BUILD_DIR:=$(BUILDDIR)/llvm-$(LLVM_VER)
-LLVM_BUILDDIR_withtype := $(LLVM_BUILD_DIR)/build_$(LLVM_BUILDTYPE)
+include $(SRCDIR)/llvm-options.mk
 LLVM_LIB_FILE := libLLVMCodeGen.a
 
 ifeq ($(LLVM_VER), 3.3)
@@ -124,7 +104,7 @@ ifeq ($(USE_LLVM_SHLIB),1)
 # NOTE: we could also --disable-static here (on the condition we link tools
 # against libLLVM) but there doesn't seem to be a CMake counterpart option
 LLVM_FLAGS += --enable-shared
-LLVM_CMAKE += -DLLVM_BUILD_LLVM_DYLIB:BOOL=ON
+LLVM_CMAKE += -DLLVM_BUILD_LLVM_DYLIB:BOOL=ON -DLLVM_LINK_LLVM_DYLIB:BOOL=ON
 # NOTE: starting with LLVM 3.8, all symbols are exported
 ifeq ($(LLVM_VER_SHORT),$(filter $(LLVM_VER_SHORT),3.3 3.4 3.5 3.6 3.7))
 LLVM_CMAKE += -DLLVM_DYLIB_EXPORT_ALL:BOOL=ON

test/llvmpasses/Makefile

@@ -0,0 +1,11 @@
+SRCDIR := $(abspath $(dir $(lastword $(MAKEFILE_LIST))))
+JULIAHOME := $(abspath $(SRCDIR)/../..)
+include $(JULIAHOME)/deps/Versions.make
+include $(JULIAHOME)/Make.inc
+include $(JULIAHOME)/deps/llvm-ver.make
+BUILDDIR = $(JULIAHOME)/deps/scratch
+include $(JULIAHOME)/deps/llvm-options.mk
+LLVM_SRC_DIR:=$(JULIAHOME)/deps/srccache/llvm-$(LLVM_VER)
+test:
+ PATH=$$PATH:$(LLVM_BUILDDIR_withtype)/bin $(LLVM_SRC_DIR)/utils/lit/lit.py -v .
+.PHONY: test

test/llvmpasses/lit.cfg

@@ -0,0 +1,15 @@
+import os
+import sys
+import re
+import platform
+
+import lit.util
+import lit.formats
+
+config.name = 'Julia'
+config.suffixes = ['.ll']
+config.test_source_root = os.path.dirname(__file__)
+config.test_format = lit.formats.ShTest(False)
+
+path = os.path.pathsep.join((os.path.join(os.path.dirname(__file__),"../../usr/tools"), config.environment['PATH']))
+config.environment['PATH'] = path