mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-29 16:10:58 +00:00
598e2d3388
This commit imports Kbuild-related updates
from v3.14 to v3.15-rc1.
- commit 3d3d6b8474204b6819688c9800774d52d370a538
kbuild: LLVMLinux: Adapt warnings for compilation with clang
- commit 61163efae02040f66a95c8ed17f4407951ba58fa
kbuild: LLVMLinux: Add Kbuild support for building kernel with Clang
- commit 79192ca8ebd9a25c583aa46024a250fef1e7766f
scripts: objdiff: detect object code changes between two commits
- commit 1c9e70a55b088d97a59241744fe459409d0c3582
kbuild: create a build directory automatically for out-of-tree build
- commit a03fcb50e816a69acffb13b5e56db75063aeba8a
kbuild: remove redundant '.*.cmd' pattern from make distclean
- commit 13338935f1574a2dcd1c891461b0dcc42f8cff42
kbuild: move "quote" to Kbuild.include to be consistent
- commit bfdfaeae500a3b194b73b01e92a8034791a58b7f
kbuild: specify build_docproc as a phony target
- commit f4d4ffc03efc864645b990e1d579bbe1b8e358a4
kbuild: dtbs_install: new make target
- commit 1e64ff42ea3d8d2fc8aa71f9717b3c1cb6c2f893
Kbuild, lto: Disable LTO for asm-offsets.c
- commit ccbef1674a1579842c7dbdf554efca85d2cd245a
Kbuild, lto: add ld-version and ld-ifversion macros
- commit ae63b2d7bdd9bd66b88843be0daf8e37d8f0b574
scripts/tags.sh: Ignore *.mod.c
- commit e36aaea28972c57a32a3ba5365e61633739719b9
kbuild: Fix silent builds with make-4
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
141 lines
2.5 KiB
Bash
Executable file
141 lines
2.5 KiB
Bash
Executable file
#!/bin/bash
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# objdiff - a small script for validating that a commit or series of commits
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# didn't change object code.
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#
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# Copyright 2014, Jason Cooper <jason@lakedaemon.net>
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#
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# Licensed under the terms of the GNU GPL version 2
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# usage example:
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#
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# $ git checkout COMMIT_A
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# $ <your fancy build command here>
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# $ ./scripts/objdiff record path/to/*.o
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#
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# $ git checkout COMMIT_B
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# $ <your fancy build command here>
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# $ ./scripts/objdiff record path/to/*.o
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#
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# $ ./scripts/objdiff diff COMMIT_A COMMIT_B
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# $
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# And to clean up (everything is in .tmp_objdiff/*)
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# $ ./scripts/objdiff clean all
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#
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# Note: 'make mrproper' will also remove .tmp_objdiff
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GIT_DIR="`git rev-parse --git-dir`"
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if [ -d "$GIT_DIR" ]; then
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TMPD="${GIT_DIR%git}tmp_objdiff"
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[ -d "$TMPD" ] || mkdir "$TMPD"
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else
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echo "ERROR: git directory not found."
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exit 1
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fi
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usage() {
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echo "Usage: $0 <command> <args>"
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echo " record <list of object files>"
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echo " diff <commitA> <commitB>"
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echo " clean all | <commit>"
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exit 1
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}
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dorecord() {
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[ $# -eq 0 ] && usage
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FILES="$*"
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CMT="`git rev-parse --short HEAD`"
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OBJDUMP="${CROSS_COMPILE}objdump"
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OBJDIFFD="$TMPD/$CMT"
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[ ! -d "$OBJDIFFD" ] && mkdir -p "$OBJDIFFD"
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for f in $FILES; do
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dn="${f%/*}"
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bn="${f##*/}"
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[ ! -d "$OBJDIFFD/$dn" ] && mkdir -p "$OBJDIFFD/$dn"
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# remove addresses for a more clear diff
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# http://dummdida.tumblr.com/post/60924060451/binary-diff-between-libc-from-scientificlinux-and
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$OBJDUMP -D "$f" | sed "s/^[[:space:]]\+[0-9a-f]\+//" \
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>"$OBJDIFFD/$dn/$bn"
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done
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}
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dodiff() {
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[ $# -ne 2 ] && [ $# -ne 0 ] && usage
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if [ $# -eq 0 ]; then
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SRC="`git rev-parse --short HEAD^`"
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DST="`git rev-parse --short HEAD`"
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else
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SRC="`git rev-parse --short $1`"
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DST="`git rev-parse --short $2`"
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fi
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DIFF="`which colordiff`"
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if [ ${#DIFF} -eq 0 ] || [ ! -x "$DIFF" ]; then
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DIFF="`which diff`"
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fi
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SRCD="$TMPD/$SRC"
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DSTD="$TMPD/$DST"
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if [ ! -d "$SRCD" ]; then
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echo "ERROR: $SRCD doesn't exist"
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exit 1
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fi
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if [ ! -d "$DSTD" ]; then
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echo "ERROR: $DSTD doesn't exist"
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exit 1
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fi
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$DIFF -Nurd $SRCD $DSTD
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}
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doclean() {
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[ $# -eq 0 ] && usage
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[ $# -gt 1 ] && usage
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if [ "x$1" = "xall" ]; then
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rm -rf $TMPD/*
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else
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CMT="`git rev-parse --short $1`"
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if [ -d "$TMPD/$CMT" ]; then
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rm -rf $TMPD/$CMT
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else
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echo "$CMT not found"
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fi
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fi
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}
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[ $# -eq 0 ] && usage
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case "$1" in
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record)
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shift
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dorecord $*
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;;
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diff)
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shift
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dodiff $*
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;;
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clean)
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shift
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doclean $*
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;;
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*)
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echo "Unrecognized command '$1'"
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exit 1
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;;
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esac
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