openkylin
/
platform_build_soong
mirror of https://gitee.com/openkylin/platform_build_soong.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

Merge "Revert "[strip.sh] Move remaining GNU binutils usage to llvm binutils""

This commit is contained in:
Treehugger Robot 2021-03-20 19:25:23 +00:00 committed by Gerrit Code Review
parent 2406d689bf 33dfba1d9c
commit f2be52c4dc
2 changed files with 8 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
cc/builder.go
View File

@ -132,7 +132,7 @@ var (
blueprint.RuleParams{
Depfile: "${out}.d",
Deps: blueprint.DepsGCC,
Command: "XZ=$xzCmd CLANG_BIN=${config.ClangBin} $stripPath ${args} -i ${in} -o ${out} -d ${out}.d",
Command: "CROSS_COMPILE=$crossCompile XZ=$xzCmd CLANG_BIN=${config.ClangBin} $stripPath ${args} -i ${in} -o ${out} -d ${out}.d",
CommandDeps: []string{"$stripPath", "$xzCmd"},
Pool: darwinStripPool,
},

12
scripts/strip.sh
View File

@ -18,6 +18,7 @@
# Inputs:
# Environment:
# CLANG_BIN: path to the clang bin directory
# CROSS_COMPILE: prefix added to readelf, objcopy tools
# XZ: path to the xz binary
# Arguments:
# -i ${file}: input file (required)
@ -68,7 +69,7 @@ do_strip_keep_symbol_list() {
KEEP_SYMBOLS="--strip-unneeded-symbol=* --keep-symbols="
KEEP_SYMBOLS+="${outfile}.symbolList"
"${CLANG_BIN}/llvm-objcopy" -w "${infile}" "${outfile}.tmp" ${KEEP_SYMBOLS}
"${CROSS_COMPILE}objcopy" -w "${infile}" "${outfile}.tmp" ${KEEP_SYMBOLS}
}
do_strip_keep_mini_debug_info() {
@ -80,14 +81,14 @@ do_strip_keep_mini_debug_info() {
# Current prebult llvm-objcopy does not support --only-keep-debug flag,
# and cannot process object files that are produced with the flag. Use
# GNU objcopy instead for now. (b/141010852)
"${CLANG_BIN}/llvm-objcopy" --only-keep-debug "${infile}" "${outfile}.debug"
"${CROSS_COMPILE}objcopy" --only-keep-debug "${infile}" "${outfile}.debug"
"${CLANG_BIN}/llvm-nm" -D "${infile}" --format=posix --defined-only 2> /dev/null | awk '{ print $1 }' | sort >"${outfile}.dynsyms"
"${CLANG_BIN}/llvm-nm" "${infile}" --format=posix --defined-only | awk '{ if ($2 == "T" || $2 == "t" || $2 == "D") print $1 }' | sort > "${outfile}.funcsyms"
comm -13 "${outfile}.dynsyms" "${outfile}.funcsyms" > "${outfile}.keep_symbols"
echo >> "${outfile}.keep_symbols" # Ensure that the keep_symbols file is not empty.
"${CLANG_BIN}/llvm-objcopy" --rename-section .debug_frame=saved_debug_frame "${outfile}.debug" "${outfile}.mini_debuginfo"
"${CLANG_BIN}/llvm-objcopy" -S --remove-section .gdb_index --remove-section .comment --keep-symbols="${outfile}.keep_symbols" "${outfile}.mini_debuginfo"
"${CLANG_BIN}/llvm-objcopy" --rename-section saved_debug_frame=.debug_frame "${outfile}.mini_debuginfo"
"${CROSS_COMPILE}objcopy" --rename-section .debug_frame=saved_debug_frame "${outfile}.debug" "${outfile}.mini_debuginfo"
"${CROSS_COMPILE}objcopy" -S --remove-section .gdb_index --remove-section .comment --keep-symbols="${outfile}.keep_symbols" "${outfile}.mini_debuginfo"
"${CROSS_COMPILE}objcopy" --rename-section saved_debug_frame=.debug_frame "${outfile}.mini_debuginfo"
"${XZ}" --block-size=64k --threads=0 "${outfile}.mini_debuginfo"
"${CLANG_BIN}/llvm-objcopy" --add-section .gnu_debugdata="${outfile}.mini_debuginfo.xz" "${outfile}.tmp"
@ -195,6 +196,7 @@ mv "${outfile}.tmp" "${outfile}"
cat <<EOF > "${depsfile}"
${outfile}: \
${infile} \
${CROSS_COMPILE}objcopy \
${CLANG_BIN}/llvm-nm \
${CLANG_BIN}/llvm-objcopy \
${CLANG_BIN}/llvm-readelf \