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Llvm config #174

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b606b65
Update llvm version detection for the 2.8 release.
rillian Oct 19, 2010
8af7360
Also search the bare ocaml standard library path for llvm bindings.
rillian Oct 20, 2010
83cc297
Check the llvm version against a fixed list.
rillian Oct 20, 2010
11d2af7
Fix a typo in the previous commit.
rillian Oct 20, 2010
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31 changes: 22 additions & 9 deletions src/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -167,16 +167,30 @@ ifneq ($(CFG_LLVM_CONFIG),)
endif
ifneq ($(CFG_LLVM_CONFIG),)
CFG_LLVM_VERSION := $(shell $(CFG_LLVM_CONFIG) --version)
ifeq ($(CFG_LLVM_VERSION),2.8svn)
$(info cfg: using LLVM version 2.8svn)
WHERE := $(shell $(CFG_LLVM_CONFIG) --libdir)/ocaml
ifneq ($(shell test -e $(WHERE)/llvm.cma && echo ok),ok)
CFG_LLVM_CONFIG := $(info cfg: LLVM ocaml bindings not found)
endif
$(info cfg: found llvm-config at $(CFG_LLVM_CONFIG))
CFG_LLVM_ALLOWED_VERSIONS := 2.8svn 2.8 2.9svn
ifneq ($(findstring $(CFG_LLVM_VERSION),$(CFG_LLVM_ALLOWED_VERSIONS)),)
$(info cfg: using LLVM version $(CFG_LLVM_VERSION))
else
CFG_LLVM_CONFIG :=
$(info cfg: incompatible LLVM version $(CFG_LLVM_VERSION), \
expected 2.8svn)
expected one of $(CFG_LLVM_ALLOWED_VERSIONS))
endif
endif
ifneq ($(CFG_LLVM_CONFIG),)
CFG_OCAML_LIBPATH := $(lastword \
$(shell ocamlc$(OPT) -config | grep standard_library:))
CFG_OCAML_LLVM := $(shell \
for path in $(shell $(CFG_LLVM_CONFIG) --libdir)/ocaml \
$(CFG_OCAML_LIBPATH) \
$(CFG_OCAML_LIBPATH)/llvm \
$(CFG_OCAML_LIBPATH)/llvm-$(CFG_LLVM_VERSION) ; do \
if test -e $${path}/llvm.cma; then echo $${path}; break; fi \
done)
ifneq ($(CFG_OCAML_LLVM),)
$(info cfg: found LLVM ocaml bindings in $(CFG_OCAML_LLVM))
else
CFG_LLVM_CONFIG := $(info cfg: LLVM ocaml bindings not found)
endif
endif
ifdef CFG_LLVM_CONFIG
Expand All @@ -185,13 +199,12 @@ ifdef CFG_LLVM_CONFIG
LLVM_NATIVE_LIBS := llvm.cmxa llvm_bitwriter.cmxa
LLVM_CLIBS := $(shell for c in `$(CFG_LLVM_CONFIG) --ldflags --libs` \
-lllvm -lllvm_bitwriter; do echo -cclib && echo $$c; done | xargs echo)
LLVM_INCS := -I boot/llvm -I $(WHERE)
LLVM_INCS := -I boot/llvm -I $(CFG_OCAML_LLVM)
LLVM_MLS := $(addprefix boot/llvm/, llabi.ml llasm.ml llfinal.ml \
lltrans.ml llemit.ml)
LLC := "$(shell $(CFG_LLVM_CONFIG) --bindir)/llc"
CFG_LLC_CFLAGS := -march=x86
LLVM-DIS := "$(shell $(CFG_LLVM_CONFIG) --bindir)/llvm-dis"
$(info cfg: found llvm-config at $(CFG_LLVM_CONFIG))
else
VARIANT=x86
LLVM_CLIBS :=
Expand Down