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>
master
Masahiro Yamada
11 years ago
committed by
Tom Rini
parent
6fb49e4aa0
commit
598e2d3388
@ -0,0 +1,8 @@ |
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#!/usr/bin/awk -f |
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# extract linker version number from stdin and turn into single number |
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{ |
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gsub(".*)", ""); |
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split($1,a, "."); |
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print a[1]*10000000 + a[2]*100000 + a[3]*10000 + a[4]*100 + a[5]; |
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exit |
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} |
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@ -0,0 +1,141 @@ |
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#!/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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