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# $OpenBSD: Makefile.inc,v 1.20 2020/10/12 17:21:39 mortimer Exp $
CLANG_SRCS?= ${.CURDIR}/../../../llvm/clang
LLDB_SRCS?= ${.CURDIR}/../../../llvm/lldb
LLD_SRCS?= ${.CURDIR}/../../../llvm/lld
LLVM_SRCS?= ${.CURDIR}/../../../llvm/llvm
.if ${COMPILER_VERSION:L} != "clang"
CC= clang
CXX= clang++
.endif
BOOTSTRAP_CLANG?=no
.if ${BOOTSTRAP_CLANG} == "yes"
CC= egcc
CXX= eg++
.endif
DEBUG=
NOPIE=
CLANG_INCLUDES= -I${CLANG_SRCS}/include
LLDB_INCLUDES= -I${LLDB_SRCS}/include \
-I${LLDB_SRCS}/source
CPPFLAGS+= -I${LLVM_SRCS}/include -I${.CURDIR}/../include -I${.OBJDIR} \
-I${.OBJDIR}/../include
CPPFLAGS+= -DNDEBUG
# Disable some protections in the compiler to regain performance.
.if ${MACHINE_ARCH} == "amd64" || ${MACHINE_ARCH} == "i386" || \
${MACHINE_ARCH} == "mips64" || ${MACHINE_ARCH} == "mips64el" || \
${MACHINE_ARCH} == "aarch64" || ${MACHINE_ARCH} == "powerpc"
CXXFLAGS+= -fno-ret-protector
.endif
.if ${MACHINE_ARCH} == "amd64" || ${MACHINE_ARCH} == "i386"
CXXFLAGS+= -mno-retpoline
.endif
# Omit frame pointer to improve performance.
.if ${MACHINE_ARCH} == "mips64" || ${MACHINE_ARCH} == "mips64el"
CXXFLAGS+= -fomit-frame-pointer
.endif
# Compiling with -fno-pie doesn't work on powerpc.
.if ${MACHINE_ARCH} == "powerpc"
NOPIE_FLAGS= -fPIE
.endif
CPPFLAGS+= -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS \
-D__STDC_FORMAT_MACROS
.if ${MACHINE_ARCH} == "arm"
TRIPLE= armv7-unknown-openbsd${OSREV}-gnueabi
.else
TRIPLE= ${MACHINE_ARCH}-unknown-openbsd${OSREV}
.endif
CPPFLAGS+= -DLLVM_PREFIX=\"/usr\"
.include "Makefile.arch"
# upstream defaults
CFLAGS+= -ffunction-sections
.if ${MACHINE_ARCH} != "powerpc"
# XXX
CFLAGS+= -fdata-sections
.endif
CXXFLAGS+= -std=c++14
CXXFLAGS+= -fvisibility-inlines-hidden
CXXFLAGS+= -fno-exceptions -fno-rtti
# warnings (from upstream)
CXXFLAGS+= -Wall -W -Wno-unused-parameter -Wwrite-strings -Wcast-qual \
-Wno-missing-field-initializers -pedantic -Wno-long-long \
-Wdelete-non-virtual-dtor -Wno-comment
LDADD+=-Wl,--start-group
.for lib in ${LLVM_LIBDEPS}
DPADD+= ${.OBJDIR}/../lib${lib}/lib${lib}.a
LDADD+= ${.OBJDIR}/../lib${lib}/lib${lib}.a
.endfor
LDADD+=-Wl,--end-group
.if ${MACHINE_ARCH} == "powerpc"
LDFLAGS+=-Wl,-relax
.endif
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