test: Add a lit config variable to check if LTO is enabled.

llvm-svn: 166225
This commit is contained in:
Daniel Dunbar 2012-10-18 20:43:11 +00:00
parent f1706edf5d
commit 9909415181
3 changed files with 16 additions and 0 deletions

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@ -117,6 +117,16 @@ else
ENABLE_ASSERTIONS=1 ENABLE_ASSERTIONS=1
endif endif
# Derive whether or not LTO is enabled by checking the extra options.
LTO_IS_ENABLED := 0
ifneq ($(findstring -flto,$(CompileCommonOpts)),)
LTO_IS_ENABLED := 1
else
ifneq ($(findstring -O4,$(CompileCommonOpts)),)
LTO_IS_ENABLED := 1
endif
endif
lit.site.cfg: FORCE lit.site.cfg: FORCE
@echo "Making LLVM 'lit.site.cfg' file..." @echo "Making LLVM 'lit.site.cfg' file..."
@$(ECHOPATH) s=@TARGET_TRIPLE@=$(TARGET_TRIPLE)=g > lit.tmp @$(ECHOPATH) s=@TARGET_TRIPLE@=$(TARGET_TRIPLE)=g > lit.tmp
@ -129,6 +139,7 @@ lit.site.cfg: FORCE
@$(ECHOPATH) s=@OCAMLOPT@=$(OCAMLOPT) -cc $(subst *,'\\\"',*$(subst =,"\\=",$(CXX_FOR_OCAMLOPT))*) -I $(LibDir)/ocaml=g >> lit.tmp @$(ECHOPATH) s=@OCAMLOPT@=$(OCAMLOPT) -cc $(subst *,'\\\"',*$(subst =,"\\=",$(CXX_FOR_OCAMLOPT))*) -I $(LibDir)/ocaml=g >> lit.tmp
@$(ECHOPATH) s=@ENABLE_SHARED@=$(ENABLE_SHARED)=g >> lit.tmp @$(ECHOPATH) s=@ENABLE_SHARED@=$(ENABLE_SHARED)=g >> lit.tmp
@$(ECHOPATH) s=@ENABLE_ASSERTIONS@=$(ENABLE_ASSERTIONS)=g >> lit.tmp @$(ECHOPATH) s=@ENABLE_ASSERTIONS@=$(ENABLE_ASSERTIONS)=g >> lit.tmp
@$(ECHOPATH) s=@LTO_IS_ENABLED@=$(LTO_IS_ENABLED)=g >> lit.tmp
@$(ECHOPATH) s=@TARGETS_TO_BUILD@=$(TARGETS_TO_BUILD)=g >> lit.tmp @$(ECHOPATH) s=@TARGETS_TO_BUILD@=$(TARGETS_TO_BUILD)=g >> lit.tmp
@$(ECHOPATH) s=@LLVM_BINDINGS@=$(BINDINGS_TO_BUILD)=g >> lit.tmp @$(ECHOPATH) s=@LLVM_BINDINGS@=$(BINDINGS_TO_BUILD)=g >> lit.tmp
@$(ECHOPATH) s=@HOST_OS@=$(HOST_OS)=g >> lit.tmp @$(ECHOPATH) s=@HOST_OS@=$(HOST_OS)=g >> lit.tmp

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@ -245,6 +245,10 @@ else:
if loadable_module: if loadable_module:
config.available_features.add('loadable_module') config.available_features.add('loadable_module')
# LTO
if config.lto_is_enabled == "1":
config.available_features.add('lto')
# llc knows whether he is compiled with -DNDEBUG. # llc knows whether he is compiled with -DNDEBUG.
import subprocess import subprocess
try: try:

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@ -11,6 +11,7 @@ config.python_executable = "@PYTHON_EXECUTABLE@"
config.ocamlopt_executable = "@OCAMLOPT@" config.ocamlopt_executable = "@OCAMLOPT@"
config.enable_shared = @ENABLE_SHARED@ config.enable_shared = @ENABLE_SHARED@
config.enable_assertions = @ENABLE_ASSERTIONS@ config.enable_assertions = @ENABLE_ASSERTIONS@
config.lto_is_enabled = "@LTO_IS_ENABLED@"
config.targets_to_build = "@TARGETS_TO_BUILD@" config.targets_to_build = "@TARGETS_TO_BUILD@"
config.llvm_bindings = "@LLVM_BINDINGS@" config.llvm_bindings = "@LLVM_BINDINGS@"
config.host_os = "@HOST_OS@" config.host_os = "@HOST_OS@"