diff options
Diffstat (limited to 'mk/toolchain/clang/rte.vars.mk')
-rw-r--r-- | mk/toolchain/clang/rte.vars.mk | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/mk/toolchain/clang/rte.vars.mk b/mk/toolchain/clang/rte.vars.mk new file mode 100644 index 00000000..7749b991 --- /dev/null +++ b/mk/toolchain/clang/rte.vars.mk @@ -0,0 +1,83 @@ +# BSD LICENSE +# +# Copyright(c) 2010-2014 Intel Corporation. All rights reserved. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in +# the documentation and/or other materials provided with the +# distribution. +# * Neither the name of Intel Corporation nor the names of its +# contributors may be used to endorse or promote products derived +# from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +# +# toolchain: +# +# - define CC, LD, AR, AS, ... (overriden by cmdline value) +# - define TOOLCHAIN_CFLAGS variable (overriden by cmdline value) +# - define TOOLCHAIN_LDFLAGS variable (overriden by cmdline value) +# - define TOOLCHAIN_ASFLAGS variable (overriden by cmdline value) +# + +CC = $(CROSS)clang +KERNELCC = $(CROSS)gcc +CPP = $(CROSS)cpp +# for now, we don't use as but nasm. +# AS = $(CROSS)as +AS = nasm +AR = $(CROSS)ar +LD = $(CROSS)ld +OBJCOPY = $(CROSS)objcopy +OBJDUMP = $(CROSS)objdump +STRIP = $(CROSS)strip +READELF = $(CROSS)readelf +GCOV = $(CROSS)gcov + +ifeq ("$(origin CC)", "command line") +HOSTCC = $(CC) +else +HOSTCC = clang +endif +HOSTAS = as + +TOOLCHAIN_ASFLAGS = +TOOLCHAIN_CFLAGS = +TOOLCHAIN_LDFLAGS = + +WERROR_FLAGS := -W -Wall -Wstrict-prototypes -Wmissing-prototypes +WERROR_FLAGS += -Wmissing-declarations -Wold-style-definition -Wpointer-arith +WERROR_FLAGS += -Wnested-externs -Wcast-qual +WERROR_FLAGS += -Wformat-nonliteral -Wformat-security +WERROR_FLAGS += -Wundef -Wwrite-strings + +ifeq ($(RTE_DEVEL_BUILD),y) +WERROR_FLAGS += -Werror +endif + +# process cpu flags +include $(RTE_SDK)/mk/toolchain/$(RTE_TOOLCHAIN)/rte.toolchain-compat.mk + +# workaround clang bug with warning "missing field initializer" for "= {0}" +WERROR_FLAGS += -Wno-missing-field-initializers + +export CC AS AR LD OBJCOPY OBJDUMP STRIP READELF +export TOOLCHAIN_CFLAGS TOOLCHAIN_LDFLAGS TOOLCHAIN_ASFLAGS |