asiva
a0776096b9
Change-Id: I799ae7e910b90047a76151e47fc4c46d20f46ff7 Reviewed-on: https://dart-review.googlesource.com/74493 Commit-Queue: Siva Annamalai <asiva@google.com> Reviewed-by: Zach Anderson <zra@google.com> Reviewed-by: Samir Jindel <sjindel@google.com>
115 lines
3.4 KiB
Bash
Executable File
115 lines
3.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
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# for details. All rights reserved. Use of this source code is governed by a
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# BSD-style license that can be found in the LICENSE file.
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# Script for generating AOT snapshot using Dart 2 pipeline: Fasta with
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# strong mode enabled, AOT specific Kernel-to-Kernel transformations and
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# Dart VM precompiler with strong mode semantics and reified generics.
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# Parse incoming arguments and extract the value of --packages option if any
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# was passed. Split options (--xyz) and non-options into two separate arrays.
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# All options will be passed to dart_bootstrap, while --packages will be
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# passed to Fasta.
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set -e
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OPTIONS=()
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GEN_KERNEL_OPTIONS=()
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PACKAGES=
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BUILD_ELF=0
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ARGV=()
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for arg in "$@"; do
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case $arg in
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--packages=*)
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PACKAGES="$arg"
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;;
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--enable-asserts)
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GEN_KERNEL_OPTIONS+=("$arg")
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OPTIONS+=("$arg")
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;;
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--sync-async | \
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--no-sync-async | \
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--tfa | \
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--no-tfa | \
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-D* )
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GEN_KERNEL_OPTIONS+=("$arg")
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;;
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--build-elf)
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BUILD_ELF=1
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;;
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--*)
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OPTIONS+=("$arg")
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;;
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*)
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ARGV+=("$arg")
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;;
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esac
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done
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if [ "${#ARGV[@]}" -ne 2 ]; then
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echo "Usage: $0 [options] <source> <snapshot>"
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exit 1
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fi
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SOURCE_FILE="${ARGV[0]}"
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SNAPSHOT_FILE="${ARGV[1]}"
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if [ $BUILD_ELF -eq 1 ]; then
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DART_BOOTSTRAP_OUT="${SNAPSHOT_FILE}.S"
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else
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OPTIONS=("--use-blobs" "${OPTIONS[@]}")
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DART_BOOTSTRAP_OUT="${SNAPSHOT_FILE}"
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fi
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function follow_links() {
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file="$1"
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while [ -h "$file" ]; do
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# On Mac OS, readlink -f doesn't work.
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file="$(readlink "$file")"
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done
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echo "$file"
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}
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# Unlike $0, $BASH_SOURCE points to the absolute path of this file.
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PROG_NAME="$(follow_links "$BASH_SOURCE")"
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# Handle the case where dart-sdk/bin has been symlinked to.
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CUR_DIR="$(cd "${PROG_NAME%/*}" ; pwd -P)"
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SDK_DIR="$CUR_DIR/../../.."
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if [[ `uname` == 'Darwin' ]]; then
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OUT_DIR="$SDK_DIR/xcodebuild"
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else
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OUT_DIR="$SDK_DIR/out"
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fi
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export DART_CONFIGURATION=${DART_CONFIGURATION:-ReleaseX64}
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BIN_DIR="$OUT_DIR/$DART_CONFIGURATION"
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# Step 1: Generate Kernel binary from the input Dart source.
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"$BIN_DIR"/dart \
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"${SDK_DIR}/pkg/vm/bin/gen_kernel.dart" \
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--platform "${BIN_DIR}/vm_platform_strong.dill" \
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--aot \
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"${GEN_KERNEL_OPTIONS[@]}" \
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$PACKAGES \
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-o "$SNAPSHOT_FILE.dill" \
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"$SOURCE_FILE"
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# Step 2: Generate snapshot from the Kernel binary.
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"$BIN_DIR"/dart_bootstrap \
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--strong \
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--reify-generic-functions \
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--snapshot-kind=app-aot \
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--snapshot="$DART_BOOTSTRAP_OUT" \
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"${OPTIONS[@]}" \
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"$SNAPSHOT_FILE.dill"
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# Step 3: Assemble the assembly file into an ELF object.
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if [ $BUILD_ELF -eq 1 ]; then
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gcc -shared -o "$SNAPSHOT_FILE" "$DART_BOOTSTRAP_OUT"
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fi
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