From 8a7b2e46194777191cc15cb9d6581f103e334665 Mon Sep 17 00:00:00 2001
From: Alex Kotov <kotovalexarian@gmail.com>
Date: Thu, 13 Jan 2022 11:32:34 +0500
Subject: [PATCH] Add vendored RISC-V cross-compiler

---
 .gitignore                                |  7 +++++--
 vendor/cross/build/riscv64/binutils/.keep |  0
 vendor/cross/build/riscv64/build.sh       | 21 +++++++++++++++++++++
 vendor/cross/build/riscv64/gcc/.keep      |  0
 4 files changed, 26 insertions(+), 2 deletions(-)
 create mode 100644 vendor/cross/build/riscv64/binutils/.keep
 create mode 100755 vendor/cross/build/riscv64/build.sh
 create mode 100644 vendor/cross/build/riscv64/gcc/.keep

diff --git a/.gitignore b/.gitignore
index 7a80ba2..6c1cab7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -67,12 +67,15 @@
 
 /vendor/cross/build/i386/binutils/*
 !/vendor/cross/build/i386/binutils/.keep
-
 /vendor/cross/build/i386/gcc/*
 !/vendor/cross/build/i386/gcc/.keep
 
+/vendor/cross/build/riscv64/binutils/*
+!/vendor/cross/build/riscv64/binutils/.keep
+/vendor/cross/build/riscv64/gcc/*
+!/vendor/cross/build/riscv64/gcc/.keep
+
 /vendor/cross/build/x86_64/binutils/*
 !/vendor/cross/build/x86_64/binutils/.keep
-
 /vendor/cross/build/x86_64/gcc/*
 !/vendor/cross/build/x86_64/gcc/.keep
diff --git a/vendor/cross/build/riscv64/binutils/.keep b/vendor/cross/build/riscv64/binutils/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/vendor/cross/build/riscv64/build.sh b/vendor/cross/build/riscv64/build.sh
new file mode 100755
index 0000000..3598fc1
--- /dev/null
+++ b/vendor/cross/build/riscv64/build.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+set -e
+
+ARCH='riscv64'
+TARGET="$ARCH-elf"
+REPO="$(pwd)"
+PREFIX="$REPO/vendor/cross"
+PATH="$PREFIX/bin:$PATH"
+
+if [ -z "$J" ]; then J='1'; fi
+
+cd "$REPO/vendor/cross/build/$ARCH/binutils"
+../../../../binutils-2.37/configure --target="$TARGET" --prefix="$PREFIX" --with-sysroot --disable-nls --disable-werror
+make -j"$J"
+make install
+
+cd "$REPO/vendor/cross/build/$ARCH/gcc"
+../../../../gcc-11.2.0/configure --target="$TARGET" --prefix="$PREFIX" --disable-nls --enable-languages=c,c++ --without-headers
+make -j"$J" all-gcc all-target-libgcc
+make install-gcc install-target-libgcc
diff --git a/vendor/cross/build/riscv64/gcc/.keep b/vendor/cross/build/riscv64/gcc/.keep
new file mode 100644
index 0000000..e69de29