Rollup merge of #72973 - msizanoen1:riscv-host, r=pietroalbini

RISC-V GNU/Linux as host platform

This PR add a new builder named `dist-riscv64-linux` that builds the compiler toolchain for RISC-V 64-bit GNU/Linux.

r? @alexcrichton

5 files changed, 35 insertions, 23 deletions

diff --git a/src/ci/docker/host-x86_64/dist-riscv64-linux/Dockerfile b/src/ci/docker/host-x86_64/dist-riscv64-linux/Dockerfile
new file mode 100644
index 00000000000..dff7c475157
--- /dev/null
+++ b/src/ci/docker/host-x86_64/dist-riscv64-linux/Dockerfile
@@ -0,0 +1,31 @@
+FROM ubuntu:18.04
+
+COPY scripts/cross-apt-packages.sh /scripts/
+RUN sh /scripts/cross-apt-packages.sh
+
+COPY host-x86_64/dist-riscv64-linux/crosstool-ng.sh /scripts/
+RUN sh /scripts/crosstool-ng.sh
+
+COPY scripts/rustbuild-setup.sh /scripts/
+RUN sh /scripts/rustbuild-setup.sh
+USER rustbuild
+WORKDIR /tmp
+
+COPY host-x86_64/dist-riscv64-linux/build-toolchains.sh host-x86_64/dist-riscv64-linux/riscv64-unknown-linux-gnu.config /tmp/
+RUN ./build-toolchains.sh
+
+USER root
+
+COPY scripts/sccache.sh /scripts/
+RUN sh /scripts/sccache.sh
+
+ENV PATH=$PATH:/x-tools/riscv64-unknown-linux-gnu/bin
+
+ENV CC_riscv64gc_unknown_linux_gnu=riscv64-unknown-linux-gnu-gcc \
+    AR_riscv64gc_unknown_linux_gnu=riscv64-unknown-linux-gnu-ar \
+    CXX_riscv64gc_unknown_linux_gnu=riscv64-unknown-linux-gnu-g++
+
+ENV HOSTS=riscv64gc-unknown-linux-gnu
+
+ENV RUST_CONFIGURE_ARGS --enable-extended --disable-docs
+ENV SCRIPT python3 ../x.py dist --target $HOSTS --host $HOSTS
diff --git a/src/ci/docker/host-x86_64/dist-various-1/build-riscv-toolchain.sh b/src/ci/docker/host-x86_64/dist-riscv64-linux/build-toolchains.sh
index 9cb5700b3b6..6a7c022d01a 100755
--- a/src/ci/docker/host-x86_64/dist-various-1/build-riscv-toolchain.sh
+++ b/src/ci/docker/host-x86_64/dist-riscv64-linux/build-toolchains.sh
@@ -19,9 +19,9 @@ exit 1
   set -x
 }
 
-mkdir -p /tmp/build-riscv
-cp riscv64-unknown-linux-gnu.config /tmp/build-riscv/.config
-cd /tmp/build-riscv
+mkdir build
+cd build
+cp ../riscv64-unknown-linux-gnu.config .config
 hide_output ct-ng build
 cd ..
-rm -rf build-riscv
+rm -rf build
diff --git a/src/ci/docker/host-x86_64/dist-various-1/crosstool-ng.sh b/src/ci/docker/host-x86_64/dist-riscv64-linux/crosstool-ng.sh
index b01fdd0bf65..fb067a79a5c 100755..100644
--- a/src/ci/docker/host-x86_64/dist-various-1/crosstool-ng.sh
+++ b/src/ci/docker/host-x86_64/dist-riscv64-linux/crosstool-ng.sh
@@ -1,4 +1,3 @@
-#!/bin/bash
 set -ex
 
 # Mirrored from https://github.com/crosstool-ng/crosstool-ng/archive/crosstool-ng-1.24.0.tar.gz
diff --git a/src/ci/docker/host-x86_64/dist-various-1/riscv64-unknown-linux-gnu.config b/src/ci/docker/host-x86_64/dist-riscv64-linux/riscv64-unknown-linux-gnu.config
index dd06065b197..dbb4be550dd 100644
--- a/src/ci/docker/host-x86_64/dist-various-1/riscv64-unknown-linux-gnu.config
+++ b/src/ci/docker/host-x86_64/dist-riscv64-linux/riscv64-unknown-linux-gnu.config
@@ -17,8 +17,6 @@ CT_CONFIGURE_has_gnu_m4_1_4_12_or_newer=y
 CT_CONFIGURE_has_python_3_4_or_newer=y
 CT_CONFIGURE_has_bison_2_7_or_newer=y
 CT_CONFIGURE_has_python=y
-CT_CONFIGURE_has_dtc=y
-CT_CONFIGURE_has_svn=y
 CT_CONFIGURE_has_git=y
 CT_CONFIGURE_has_md5sum=y
 CT_CONFIGURE_has_sha1sum=y
diff --git a/src/ci/docker/host-x86_64/dist-various-1/Dockerfile b/src/ci/docker/host-x86_64/dist-various-1/Dockerfile
index 87bab78f796..ac228cfe01d 100644
--- a/src/ci/docker/host-x86_64/dist-various-1/Dockerfile
+++ b/src/ci/docker/host-x86_64/dist-various-1/Dockerfile
@@ -47,18 +47,6 @@ RUN add-apt-repository ppa:team-gcc-arm-embedded/ppa && \
     apt-get update && \
     apt-get install -y --no-install-recommends gcc-arm-embedded
 
-COPY scripts/rustbuild-setup.sh host-x86_64/dist-various-1/build-riscv-toolchain.sh host-x86_64/dist-various-1/riscv64-unknown-linux-gnu.config host-x86_64/dist-various-1/crosstool-ng.sh /build/
-RUN ./crosstool-ng.sh
-
-# Crosstool-ng will refuse to build as root
-RUN sh ./rustbuild-setup.sh
-USER rustbuild
-
-RUN ./build-riscv-toolchain.sh
-
-USER root
-ENV PATH=/x-tools/riscv64-unknown-linux-gnu/bin:$PATH
-
 COPY host-x86_64/dist-various-1/build-rumprun.sh /build
 RUN ./build-rumprun.sh
 
@@ -158,7 +146,6 @@ ENV TARGETS=$TARGETS,riscv32imc-unknown-none-elf
 ENV TARGETS=$TARGETS,riscv32imac-unknown-none-elf
 ENV TARGETS=$TARGETS,riscv64imac-unknown-none-elf
 ENV TARGETS=$TARGETS,riscv64gc-unknown-none-elf
-ENV TARGETS=$TARGETS,riscv64gc-unknown-linux-gnu
 ENV TARGETS=$TARGETS,armebv7r-none-eabi
 ENV TARGETS=$TARGETS,armebv7r-none-eabihf
 ENV TARGETS=$TARGETS,armv7r-none-eabi
@@ -186,9 +173,6 @@ ENV CC_mipsel_unknown_linux_musl=mipsel-openwrt-linux-gcc \
     CFLAGS_aarch64_unknown_none_softfloat=-mstrict-align -march=armv8-a+nofp+nosimd \
     CC_aarch64_unknown_none=aarch64-none-elf-gcc \
     CFLAGS_aarch64_unknown_none=-mstrict-align -march=armv8-a+fp+simd \
-    CC_riscv64gc_unknown_linux_gnu=riscv64-unknown-linux-gnu-gcc \
-    AR_riscv64gc_unknown_linux_gnu=riscv64-unknown-linux-gnu-ar \
-    CXX_riscv64gc_unknown_linux_gnu=riscv64-unknown-linux-gnu-g++ \
     CC_riscv32i_unknown_none_elf=false \
     CC_riscv32imc_unknown_none_elf=false \
     CC_riscv32imac_unknown_none_elf=false \