Add target for Little-endian ARM Cortex-R4F/R5F MCUs

Similar to `armebv7r-none-eabihf`, but for Little-endian MCUs.

As example TI RM4x/RM5x are Little-endian Cortex-R4F/R5F MCUs.

CI/Dockerfile is intentionally in the disabled folder.
This commit is contained in:
Paolo Teti 2018-08-24 10:39:30 +02:00 committed by Jorge Aparicio
parent 691638582a
commit 7c1723c012
4 changed files with 76 additions and 0 deletions

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@ -0,0 +1,34 @@
FROM ubuntu:16.04
RUN apt-get update && apt-get install -y --no-install-recommends \
g++ \
make \
file \
curl \
ca-certificates \
python2.7 \
git \
cmake \
sudo \
xz-utils \
bzip2 \
libssl-dev \
pkg-config
COPY scripts/sccache.sh /scripts/
RUN sh /scripts/sccache.sh
# GNU Arm Embedded Toolchain 7-2018-q2-update (June 27,2018)
ENV BASE_URL=https://developer.arm.com/-/media/Files/downloads/gnu-rm/
RUN curl -L $BASE_URL/7-2018q2/gcc-arm-none-eabi-7-2018-q2-update-linux.tar.bz2 | tar -xj
ENV PATH=$PATH:/gcc-arm-none-eabi-7-2018-q2-update/bin
ENV TARGET=armv7r-none-eabihf
ENV CC_armv7r_none_eabihf=arm-none-eabi-gcc \
CFLAGS_armv7r_none_eabihf="-march=armv7-r"
ENV RUST_CONFIGURE_ARGS --disable-docs
ENV SCRIPT python2.7 ../x.py dist --target $TARGET

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@ -0,0 +1,40 @@
// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// Targets the Little-endian Cortex-R4F/R5F processor (ARMv7-R)
use std::default::Default;
use spec::{LinkerFlavor, PanicStrategy, Target, TargetOptions, TargetResult};
pub fn target() -> TargetResult {
Ok(Target {
llvm_target: "armv7r-none-eabihf".to_string(),
target_endian: "little".to_string(),
target_pointer_width: "32".to_string(),
target_c_int_width: "32".to_string(),
data_layout: "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64".to_string(),
arch: "arm".to_string(),
target_os: "none".to_string(),
target_env: "".to_string(),
target_vendor: "".to_string(),
linker_flavor: LinkerFlavor::Gcc,
options: TargetOptions {
executables: true,
relocation_model: "static".to_string(),
panic_strategy: PanicStrategy::Abort,
features: "+vfp3,+d16,+fp-only-sp".to_string(),
max_atomic_width: Some(32),
abi_blacklist: super::arm_base::abi_blacklist(),
emit_debug_gdb_scripts: false,
.. Default::default()
},
})
}

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@ -371,6 +371,7 @@ supported_targets! {
("armv7s-apple-ios", armv7s_apple_ios), ("armv7s-apple-ios", armv7s_apple_ios),
("armebv7r-none-eabihf", armebv7r_none_eabihf), ("armebv7r-none-eabihf", armebv7r_none_eabihf),
("armv7r-none-eabihf", armv7r_none_eabihf),
("x86_64-sun-solaris", x86_64_sun_solaris), ("x86_64-sun-solaris", x86_64_sun_solaris),
("sparcv9-sun-solaris", sparcv9_sun_solaris), ("sparcv9-sun-solaris", sparcv9_sun_solaris),

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@ -64,6 +64,7 @@ static TARGETS: &'static [&'static str] = &[
"armv7-unknown-linux-gnueabihf", "armv7-unknown-linux-gnueabihf",
"armv7-unknown-linux-musleabihf", "armv7-unknown-linux-musleabihf",
"armebv7r-none-eabihf", "armebv7r-none-eabihf",
"armv7r-none-eabihf",
"armv7s-apple-ios", "armv7s-apple-ios",
"asmjs-unknown-emscripten", "asmjs-unknown-emscripten",
"i386-apple-ios", "i386-apple-ios",