From 6902e84ba0f7e35500e09149816353d41305be2e Mon Sep 17 00:00:00 2001 From: Bill Wendling Date: Fri, 9 Nov 2007 06:59:33 +0000 Subject: [PATCH] Initial commit of files that support building LLVM the "Apple" way. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43929 91177308-0d34-0410-b5e6-96231b3b80d8 --- utils/buildit/GNUmakefile | 106 ++++++++++++++++++ utils/buildit/build_llvm | 221 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 327 insertions(+) create mode 100644 utils/buildit/GNUmakefile create mode 100755 utils/buildit/build_llvm diff --git a/utils/buildit/GNUmakefile b/utils/buildit/GNUmakefile new file mode 100644 index 00000000000..a024c1ef4c1 --- /dev/null +++ b/utils/buildit/GNUmakefile @@ -0,0 +1,106 @@ +# LLVM LOCAL file build machinery +# LLVM Compiler Makefile for use by buildit. +# +# This makefile is intended only for use with B&I buildit. For "normal" builds +# use the conventional top-level makefile. +# +# You can specify TARGETS=ppc (or i386) on the buildit command line to limit the +# build to just one target. The default is for ppc and i386. The compiler +# targetted at this host gets built anyway, but not installed unless it's listed +# in TARGETS. + +# Include the set of standard Apple makefile definitions. +ifndef CoreOSMakefiles +CoreOSMakefiles = $(MAKEFILEPATH)/CoreOS +endif +include $(CoreOSMakefiles)/Standard/Standard.make + +# Enable Apple extensions to (gnu)make. +USE_APPLE_PB_SUPPORT = all + +RC_ARCHS := ppc i386 +HOSTS = $(RC_ARCHS) +targets = echo $(RC_ARCHS) +TARGETS := $(shell $(targets)) + +SRCROOT = . + +SRC = $(shell cd $(SRCROOT) && pwd | sed s,/private,,) +OBJROOT = $(SRC)/obj +SYMROOT = $(OBJROOT)/../sym +DSTROOT = $(OBJROOT)/../dst + +####################################################################### + +PREFIX = /usr/local + +# Unless assertions are forced on in the GMAKE command line, disable them. +ifdef ENABLE_ASSERTIONS +LLVM_ASSERTIONS := yes +else +LLVM_ASSERTIONS := no +endif + +ifndef RC_ProjectSourceVersion +RC_ProjectSourceVersion = 9999 +endif + +ifndef RC_ProjectSourceSubversion +RC_ProjectSourceSubversion = 01 +endif + +install: $(OBJROOT) $(SYMROOT) $(DSTROOT) + cd $(OBJROOT) && \ + $(SRC)/build_llvm "$(RC_ARCHS)" "$(TARGETS)" \ + $(SRC) $(PREFIX) $(DSTROOT) $(SYMROOT) \ + $(RC_ProjectSourceVersion) $(RC_ProjectSourceSubversion) \ + $(LLVM_ASSERTIONS) + +# installhdrs does nothing, because the headers aren't useful until +# the compiler is installed. +installhdrs: + +# We build and install in one shell script. +build: + +installsrc: + @echo + @echo ++++++++++++++++++++++ + @echo + Installing sources + + @echo ++++++++++++++++++++++ + @echo + if [ $(SRCROOT) != . ]; then \ + $(PAX) -rw . $(SRCROOT); \ + fi + find -d "$(SRCROOT)" \( -type d -a -name .svn -o \ + -type f -a -name .DS_Store -o \ + -name \*~ -o -name .\#\* \) \ + -exec rm -rf {} \; + +####################################################################### + +clean: + @echo + @echo ++++++++++++ + @echo + Cleaning + + @echo ++++++++++++ + @echo + @if [ -d $(OBJROOT) -a "$(OBJROOT)" != / ]; then \ + echo '*** DELETING ' $(OBJROOT); \ + rm -rf $(OBJROOT); \ + fi + @if [ -d $(SYMROOT) -a "$(SYMROOT)" != / ]; then \ + echo '*** DELETING ' $(SYMROOT); \ + rm -rf $(SYMROOT); \ + fi + @if [ -d $(DSTROOT) -a "$(DSTROOT)" != / ]; then \ + echo '*** DELETING ' $(DSTROOT); \ + rm -rf $(DSTROOT); \ + fi + +####################################################################### + +$(OBJROOT) $(SYMROOT) $(DSTROOT): + mkdir -p $@ + +.PHONY: install installsrc clean diff --git a/utils/buildit/build_llvm b/utils/buildit/build_llvm new file mode 100755 index 00000000000..d607f3966c6 --- /dev/null +++ b/utils/buildit/build_llvm @@ -0,0 +1,221 @@ +#!/bin/sh +# LLVM LOCAL file B&I + +set -x + +# -arch arguments are different than configure arguments. We need to +# translate them. + +TRANSLATE_ARCH="sed -e s/ppc/powerpc/ -e s/i386/i686/" + +# Build LLVM the "Apple way". +# Parameters: + +# The first parameter is a space-separated list of the architectures the +# compilers will run on. For instance, "ppc i386". If the current machine +# isn't in the list, it will (effectively) be added. +HOSTS=`echo $1 | $TRANSLATE_ARCH ` + +# The second parameter is a space-separated list of the architectures the +# compilers will generate code for. If the current machine isn't in the list, a +# compiler for it will get built anyway, but won't be installed. +TARGETS=`echo $2 | $TRANSLATE_ARCH` + +# The third parameter is the path to the compiler sources. There should be a +# shell script named 'configure' in this directory. This script makes a copy... +ORIG_SRC_DIR="$3" + +# The fourth parameter is the location where the LLVM will be installed. You can +# move it once it's built, so this mostly controls the layout of $DEST_DIR. +DEST_ROOT="$4" + +# The fifth parameter is the place where the compiler will be copied once it's +# built. +DEST_DIR="$5" + +# The sixth parameter is a directory in which to place information (like +# unstripped executables and generated source files) helpful in debugging the +# resulting compiler. +SYM_DIR="$6" + +# The seventh parameter is the version number of the submission, e.g. 1007. +LLVM_SUBMIT_VERSION="$7" + +# The eighth parameter is the subversion number of the submission, e.g. 03. +LLVM_SUBMIT_SUBVERSION="$8" + +# The nineth parameter is a yes/no that indicates whether assertions should be +# enabled in the LLVM libs/tools. +LLVM_ASSERTIONS="$9" + +# The current working directory is where the build will happen. It may already +# contain a partial result of an interrupted build, in which case this script +# will continue where it left off. +DIR=`pwd` + +DARWIN_VERS=`uname -r | sed 's/\..*//'` +echo DARWIN_VERS = $DARWIN_VERS + +# If the user has CC set in their environment unset it now +unset CC + +# The B&I build srcript (~rc/bin/buildit) accepts an '-othercflags' command-line +# flag, and captures the argument to that flag in $RC_NONARCH_CFLAGS (and +# mysteriously prepends '-pipe' thereto). We will allow this to override the +# default $CFLAGS and $CXXFLAGS. + +if [ "x$LLVM_DEBUG" == "x" ]; then + CFLAGS="-g -O2 ${RC_NONARCH_CFLAGS/-pipe/}" + OPTIMIZE_OPTS="ENABLE_OPTIMIZED=1" +else + CFLAGS="-g" + OPTIMIZE_OPTS= +fi + +################################################################################ +# Run the build. + +# Create the source tree we'll actually use to build, deleting +# tcl since it doesn't actually build properly in a cross environment +# and we don't really need it. +SRC_DIR=$DIR/src +rm -rf $SRC_DIR || exit 1 +mkdir $SRC_DIR || exit 1 +ln -s $ORIG_SRC_DIR/* $SRC_DIR/ || exit 1 + +# Build the LLVM tree universal. +mkdir -p $DIR/obj-llvm || exit 1 +cd $DIR/obj-llvm || exit 1 + +if [ \! -f Makefile.config ]; then + $SRC_DIR/llvm/configure --prefix=$DEST_DIR$DEST_ROOT \ + --enable-targets=x86,powerpc --enable-assertions=$LLVM_ASSERTIONS \ + || exit 1 +fi + +if [ "x$LLVM_SUBMIT_SUBVERSION" = "x00" -o "x$LLVM_SUBMIT_SUBVERSION" = "x0" ]; then + LLVM_VERSION="$LLVM_SUBMIT_VERSION" +else + LLVM_VERSION="$LLVM_SUBMIT_VERSION-$LLVM_SUBMIT_SUBVERSION" +fi + +# Note: Don't pass -jN here. Building universal already has parallelism and we +# don't want to make the builders hit swap by firing off too many gcc's at the +# same time. +make $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$LLVM_ARCHS" \ + CXXFLAGS="-DLLVM_VERSION_INFO='\" Apple Build #$LLVM_VERSION\"'" + +if ! test $? == 0 ; then + echo "error: LLVM 'make' failed!" + exit 1 +fi + +# Figure out how many make processes to run. +SYSCTL=`sysctl -n hw.activecpu` + +# hw.activecpu only available in 10.2.6 and later +if [ -z "$SYSCTL" ]; then + SYSCTL=`sysctl -n hw.ncpu` +fi + +# sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot. Builders +# can default to 2, since even if they are single processor, nothing else is +# running on the machine. +if [ -z "$SYSCTL" ]; then + SYSCTL=2 +fi + +################################################################################ +# Construct the actual destination root, by copying stuff from $DIR/dst-* to +# $DEST_DIR, with occasional 'lipo' commands. + +cd $DEST_DIR || exit 1 + +# Clean out DEST_DIR in case -noclean was passed to buildit. +rm -rf * || exit 1 + +cd $DIR/obj-llvm || exit 1 + +# Install the tree into the destination directory. +make $LOCAL_MAKEFLAGS $OPTIMIZE_OPTS UNIVERSAL=1 OPTIMIZE_OPTION='-O2' install + +if ! test $? == 0 ; then + echo "error: LLVM 'make install' failed!" + exit 1 +fi + +# Install Version.h +if [ "x$LLVM_SUBMIT_SUBVERSION" = "x00" -o "x$LLVM_SUBMIT_SUBVERSION" = "x0" ]; then + RC_ProjectSourceSubversion=0 +else + case "$LLVM_SUBMIT_SUBVERSION" in + 01) RC_ProjectSourceSubversion=1 ;; + 02) RC_ProjectSourceSubversion=2 ;; + 03) RC_ProjectSourceSubversion=3 ;; + 04) RC_ProjectSourceSubversion=4 ;; + 05) RC_ProjectSourceSubversion=5 ;; + 06) RC_ProjectSourceSubversion=6 ;; + 07) RC_ProjectSourceSubversion=7 ;; + 08) RC_ProjectSourceSubversion=8 ;; + 09) RC_ProjectSourceSubversion=9 ;; + *) RC_ProjectSourceSubversion=$LLVM_SUBMIT_SUBVERSION ;; + esac +fi + +echo "#define LLVM_VERSION ${RC_ProjectSourceVersion}" > $DEST_DIR$DEST_ROOT/include/llvm/Version.h +echo "#define LLVM_MINOR_VERSION ${RC_ProjectSourceSubversion}" >> $DEST_DIR$DEST_ROOT/include/llvm/Version.h + +# Strip local symbols from llvm libraries. +strip -S $DEST_DIR$DEST_ROOT/lib/*.[oa] +strip -Sx $DEST_DIR$DEST_ROOT/lib/*.so + +# Remove .dir files +cd $DEST_DIR$DEST_ROOT +rm bin/.dir etc/llvm/.dir lib/.dir + +# Remove PPC64 fat slices. +cd $DEST_DIR$DEST_ROOT/bin + +if [ $MACOSX_DEPLOYMENT_TARGET = "10.4" ]; then + find . -perm 755 -type f -exec lipo -extract ppc -extract i386 {} -output {} \; +else + find . -perm 755 -type f -exec lipo -extract ppc7400 -extract i386 {} -output {} \; +fi + +cd $DEST_DIR$DEST_ROOT +lipo -extract ppc -extract i386 lib/LLVMlto.0.0.0.so -output lib/LLVMlto.0.0.0.so + +################################################################################ +# Create SYM_DIR with information required for debugging. + +cd $SYM_DIR || exit 1 + +# Clean out SYM_DIR in case -noclean was passed to buildit. +rm -rf * || exit 1 + +# Generate .dSYM files +find $DEST_DIR -perm -0111 -type f -print | xargs -n 1 -P ${SYSCTL} dsymutil + +# Save .dSYM files and .a archives +cd $DEST_DIR || exit 1 +find . \( -path \*.dSYM/\* -or -name \*.a \) -print \ + | cpio -pdml $SYM_DIR || exit 1 + +# Save source files. +mkdir $SYM_DIR/src || exit 1 +cd $DIR || exit 1 +find obj-* -name \*.\[chy\] -o -name \*.cpp -print \ + | cpio -pdml $SYM_DIR/src || exit 1 + +################################################################################ +# Remove debugging information from DEST_DIR. + +find $DEST_DIR -name \*.a -print | xargs ranlib || exit 1 +find $DEST_DIR -name \*.dSYM -print | xargs rm -r || exit 1 +chgrp -h -R wheel $DEST_DIR +chgrp -R wheel $DEST_DIR + +################################################################################ +# w00t! Done! + +exit 0 -- 2.34.1